[Technology]
Mutual citations and related application (si
This application claims the benefit of priority based on three dates Korea Patent Application No. 10-2017-0146285 November 2017, and all information disclosed in the literature of the Korea patent application are included as part of the specification.
This disclosure relates to a battery cover assembly and modeul containing them. [Background Art]
In modeul battery according to the prior art, there is a rib (rib) is formed in the space around the outside of the upper cover portion Wire Harness (hereinafter, W / H) additional assembly combination. Then, the ineffective area is generated, the space that can be stored by the battery mode to an empty space in the upper casing is reduced, too. This can be a cause to restrict the size of the battery cell to be stored in the battery modeul.

If you remove the lip the release of the prior application, and the wire is rapidly kkeokyineun problems of W / H. Also, there arises the need for the shape of the temperature sensor (Thermistor) according to the removal of the rib need to be changed.

[Detailed Description of the Invention]

[SUMMARY]

The new structure has W / H-assembled cover assembly and intends to provide a battery comprising the same parent.

[Solving means of a problem]

Cover for storing a plurality of secondary battery cells according to one aspect of the invention, assembly, including a second groove formed in the side-by-side extending from the first groove in the first groove, and the first direction is formed to extend in a first direction a first cover which is located in each of the first grooves and the second grooves. A third wire connected to the wire and based two-wire, and a temperature sensor, and extends along the wire assembly which is located over the one side of the cover to the first surface of the top cover, and the shape of the wire assembly, coupled to the cover may include a cover batim fixing the wire assembly.

The battery module according to one aspect of the invention is the cell assembly, a first cover assembly to surround the first surface, one side and the other side of the cell assembly is attached to the cell assembly, the system first cover assembly including a plurality of secondary cells and in engagement, the 0.2 surface, the one side, and the first to surround the other end mounted to said cell assembly facing the first face of the count assembly 2 may include a cover wherein the eu! cover assembly, the first formed and extend in the first direction, first groove, and a third wire connected to the first wire and the second wire, and a temperature sensor which is located in the second groove respectively formed by side by side extending from the first groove in the first direction a wire assembly comprising, and may include a bottom cover for fixing the wire assembly extends in the shape of the wire assembly.

[Effects of the Invention]

Examples of over, and provides the W / H of a new structure cover assembly of the assembly and a battery including the same parent.

[Brief description of drawings]

1 is a perspective view schematically showing the configuration of the battery model.

Figure 2 is a perspective view showing a cell assembly to be stored in the battery modeul shown in Fig.

Figure 3 is an exploded view of the top cover assembly in accordance with an embodiment.

4 is a plan view as viewed from top to bottom along the axis z the top cover of the W / H assembly.

Figure 5 is an enlarged view of a portion of the top cover assembly W / H.

6 is a diagram re-up a portion of the top cover assembly is W / H.

7 is a view showing the assembly of the bottom cover, a temperature sensor, and the W / H.

8 is a view showing the assembly of the bottom cover, W / H, and the upper cover.

Figure 9 is a perspective view showing a part of a cross section along the A-A 'in FIG.

[Mode for Carrying out the invention] eu

In modeul battery according to the embodiment, it is possible to increase the capacity of the battery cell to be stored in the battery modeul in addition to free up space that can hold a battery cell by changing the W / H assembled position.

As will be described in the following Examples, divided into the two strands of the wire assembly of the W / H to reduce the wire diameter of the W / H, is assembled between the prior art did not use a battery cover modeul space. Hereinafter, a wire assembly includes the wire constituting the wire assembly as a bundle of one or more wires are not connected to each other. Will hereinafter be simply described as the wire the wire assembly.

In addition, the embodiments, the shape and the temperature sensor of the temperature sensor is changed, the securing structure coupled to modeul battery cover so that they can be a temperature sensor fixed to the narrowed space lost the lip.

For example, a wire of W / H is connected to the temperature sensor can be drawn in the lateral direction in the battery cover modeul. Then, a wire of W / H is connected to the temperature sensor can solve the problem of rapidly kkeokyeo inner brazing (soldering) is damaged due to the reduced space of the top cover.

At this time, by eliminating the conventional hook (hook) structure for fixing the wire of the battery modeul W / H is connected to the silver is sensors in the top cover using a batim cover (Bottom cover) according to the embodiment can secure the W / H have. With the bottom cover, the removal of the hook structure in the upper cover and simplify the shape thereof, it can be reduced in height.

With reference to the drawings, a description will be given of an embodiment.

1 is a perspective view showing a cell assembly to be stored in a perspective view schematically showing the configuration of the battery mode, the battery L 'shown in Figure 2 is one degree.

, The battery model (1) according to the embodiment, as shown in Figure 1, the top cover assembly (2), a bottom cover 3, a first side cover (4), the second side cover 5, and and a cell assembly (100).

The cell assembly 100 as shown in Figure 2, is an aggregate of a secondary battery including a plurality of secondary batteries 110. The Cell assembly 100 may include a plurality of pouch-shaped secondary battery, a plurality of pouch-shaped secondary battery can be arranged in the y-axis direction, as shown in one direction, such as FIG.

Each of the pouch type secondary battery 110 may include a positive electrode lead and negative electrode lead including an electrode lead 111 and the electrode lead (111). Wherein each electrode lead 111, it is composed of the plate type as shown in Figure 2 and protrudes to the outside of the pouch exterior. In particular, the electrode leads 111 of each pouch-type secondary battery, the doedaga protruding in the X-axis direction end portion can be bent to the right or left when, based on the y-axis direction. Left direction by the bent electrode lead 111 (or right direction) may abut with the bent in the right direction (or left direction) of the adjacent secondary battery other electrode lead (111). And, thus it may be fixed, such as through a two-electrode lead 111 is welded together abutting, and it is electrically connected between the cell assembly 100 of the internal rechargeable battery can be made through.

On the other hand, the cell assembly (1 () 0) , can be provided with a cartridge (not shown) for arranging a plurality of pouch-shaped secondary battery. The cartridge allows a component that is used to arrange the secondary battery, may be to hold the secondary battery to prevent its flow and, a plurality of secondary batteries arranged the guide. These cartridges, the central portion may be of a rectangular ring-shaped blank. In this case, the four corners of the cartridge may be located on the outer periphery of the secondary battery.

A top cover assembly 2 may be mounted to Sal assembly 100 to surround the upper surface, one side and the other side of the cell assembly (100). A lower cover 3 can be attached to the cell assembly 100 engaged with the top cover assembly (2), to surround the lower surface, one side and the other side of the cell assembly (100).

The inner surface of the top cover assembly (2) and a bottom cover 3, there can be a plurality of mounting grooves for being inserted into the outer peripheral surface of the cell assembly 100 is formed. In addition, the top cover assembly (2) and a lower cover 2, part of a cell assembly 100 in one side, and of a protruding plurality which is located at the other side electrode and the plurality of the Daewoong on one side and the other side of the cell assembly 100 in the respective the electrode includes a structure that can be mounted on the lead parts, and the structure is electrically coupled to a plurality of electrode leads may include structure for sensing a plurality of secondary cells each cell voltage ol.

A first side cover ( 4 ) and a second side cover ( 5 ) Each of the top cover assembly ( 2 a) and a lower cover 3 to be mounted to one side and the other side respectively in the combined structure of the cell assembly (100).

The top cover assembly (2) comprises an upper cover (10), W / H (20), and a bottom cover 30. An upper cover 10 the bottom cover 30 has a top cover for securing the upper ¾ and the W / H (20) in the space defined on one side are assembled, W / H (20) to the top cover assembly (2) of ( 10) it can be coupled to.

Figure 3 is an exploded view of the top cover assembly in accordance with an embodiment. 4 is a plan view as viewed from top to bottom along the axis z the top cover of the W / H assembly. Figure 5 is an enlarged view of a portion of the top cover assembly W / H. 6 is a diagram re-up a portion of the top cover assembly is W / H.

And a, W / H (20) as shown in Figure 3 is electrically connected to a plurality of wires (21-24), and a plurality of connectors (25-27) which. Wire 21 may be a bundle of other wires (22-23). Connector 27 may be connected to the BMS (not shown).

Once the connector 27 is being connected, and is a connector 26 connected to the other end of the wire 21, the wire 22 and the wire 23 is branched from the wire 21 bonded to the wire 21 the intermediate stage which can be connected to the connector 25.

The top surface of the upper cover 10 has a shape in comparison with the prior art the rib is removed. Embodiment, the W / H with two grooves (101, 102) assembly (20) is formed by side by side extending in the X-axis direction on the upper surface of the upper cover 10. Two wires 22 and 23 are branched from the wire 21, wire 22 is located in groove 102, the wire 23 is located in groove 101. Wire 24 is branched from the wire 21 is electrically connected to the temperature sensor 200.

Temperature sensor 200 may include a as shown, for example, a direction and a groove portion 102 is fitted into the groove 13 formed, extending in the X-axial portion in FIG. In a predetermined region of the upper surface adjacent the one side and one side of the upper cover 10, a space for positioning the wires 21 is formed on one side of the upper cover 10, such as a hook for securing the connector (27) the structure can be formed.

For example, as illustrated in Figure 3, the connector 27 may be fixed between the two hooks (301, 302) located adjacent to the edge of one side of the upper cover 10. Wires extending from the connector 27, 21 may be located in a space 304 formed in the upper surface of the space 303 and the upper cover 10 shown in Figure 4 formed in one side of the upper cover 10.

The upper surface of the upper cover 10, the connector 11 is engaged with connector 25 located at the lower center in Fig. 4 standard, the connector 12 is engaged with large contactor 26 as shown in Figure 4 that it may be located on the right side in the upper center 4 reference. 3, the one end of the wire 21 is connected to the connector 27, the other end of the wire 21 is connected to the connector 26.

As shown in Figure 4, is located a temperature sensor 200, the groove 13 formed in the top surface of the upper cover 10, the wire 24 is branched in the X-axis direction from the wire 21, the temperature sensor It is drawn to 200.

Even if 5 and 6, the groove 13 is located in the groove leads 101, it is formed in a z-axis direction deeper than the groove (101). Groove is fitted with a temperature sensor 200 (13), and the wire 22 is located over the area with a temperature sensor 200 is inserted. Thus, when the wire 22 to position the groove 101, the wire 22 to be fitted with a temperature sensor 200 in the space below, and determine the position of the groove 13, the temperature sensor 200 the shape is the shape of the groove 13 may be determined in consideration.

As shown in FIG. 5, W / H after 20 are assembled to the upper cover 10, batim cover 30 is coupled to the upper cover 10.

A, batim cover 30 as shown in Figure 3 includes a first sub batim cover 34, the second sub batim cover 35, a connector 25 for covering the wire (23) for covering the wire 22 a third and a sub-bottom cover 36, and a wire main bottom cover 31 for covering 21 for covering. The first sub-bottom cover 34 and to second sub-bottom cover (35) extend in side-by-side in the X axis direction between the main bottom cover 31 and to third sub batim cover 36, the main batim cover 31 y extending in the axial direction. A first sub-set of the bottom cover 34 are engaged with the main batim cover 31, the first sub other end of the bottom cover 34 is coupled to the third sub-batim cover 36, the second sub-bottom cover ( 35) of one end is coupled with the main batim cover 31, a second other end of the sub-bottom cover (35) is coupled to the third sub-bottom cover (36).

In the upper cover 10 as shown in Figure 5, there is located, the inner surface (304 of the upper cover 10, a plurality of iron (凸) part ((141-144), the top surface adjacent to the space 304 ), the position support portion (161-165).

Receiving portions (161-165) each of which is shown, which is arranged along the y-axis direction in the form of iron (凸) extending along the z-axis direction. Receiving portions (161-165) are beneath the main bottom cover 31, the main bottom cover 31 can be fitted with a plurality of convex portions (141-144). Therefore, the pedestal section (161-165) may be located at a distance spaced apart from each other by the thickness of the main bottom cover 31 from the top surface of the upper cover 10. In Figure 5, ateuna receiving portion (161-165) is shown as a short bar shape, but is not limited to this invention. In a shape that underpins the main bottom cover 31, it is sufficient to space 304, the wire 21 is to provide a space that can be located. The inner surface facing the inner surface 304, 306 has two grooves 151 and 152, the piece is formed for engaging with the main bottom cover (31).

As shown in Figure 3, it has a main bottom cover (31) with a plurality of I (H) parts (331-334) fitted with a plurality of convex portions (141-144) formed in the top cover 10 is formed, the two hooks 321 and 322 fitted into the two grooves 151 and 152 formed on a side of the upper cover 10 is formed.

Home embodiment, the number of hooks, formed on the concave-convex inequality example like the top cover 10, bottom cover 30 is not intended to be limited to the invention by way of example one. Grooves, hooks, irregular unequal may be formed of a suitable number may be made to the coupling between the upper cover 10 and batim cover 30.

7 is a view showing the assembly of the cover batim, temperature sensors, and the W / H.

In Fig. 7, only the wire 21, wire 22, and wire 24 is shown at W / H (20) for simplicity.

A first one of the sub-batim cover 34 may be an extension part 371 of the combined shear kkalrineun below 1, the main bottom cover 31 and a main bottom cover (31) position. Extension portion 371 may be placed down by the thickness of the first sub-bottom cover 34, the main bottom cover 31 to the upper surface of reference. Extension unit 371 may provide a role supporting the main bottom cover (31).

11 has one end adjacent to the side of the sub-bottom cover 34 may be a hook (381) for combining the first sub-bottom cover 34 to the top cover 10 is located. A first sub-side of the hook 381 in the bottom cover 34 is fitted into the groove 13 perpendicular to the top surface based on the extended portion 391, the first sub-batim cover 34 is in close contact with the upper cover 10 yeojyeo kkeok the direction may be located. At this time, the extension part 391 may have a pushing elasticity in close contact with the surface direction of the top cover 10.

In the upper cover 10, the shape of the stole position, which leads to the second groove 101 may also be the same as the groove 13. Therefore, it is possible to include a second sub-bottom cover 35 is also the same configuration as the first to the extension portion 371, a hook 381, and the extended portion 391 of the sub-bottom cover (34).

Batim to one sub-cover 34 in Figure 7 may be used to secure the wire 22 and the temperature sensor 200 while covering the temperature sensor 200 and the wire 22. Wire 24 is branched from a smooth curved wire 21 may be inserted into the temperature sensor 200 in the X axis direction.

8 is a view showing the assembly of the bottom cover, W / H, and the upper cover.

Extension portion 372 in FIG. 8 show the second to end configuration which is located in the sub-bottom cover (35), that the extension portion 371 and the extension part 372 is kkalrineun under the main bottom cover (31) to is shown by the dotted line.

8, the grooves 151 and 152, there is coupled a hook (321, 322) of the main batim cover 31, each convex portion (141-144) of the top cover 10 corresponding to the main bottom It is coupled in engagement with the main portion (331-334) of the cover (31).

Figure 9 is a perspective view showing a part of the cross section according to AA 'in Fig.

A convex portion 17 for providing a space in the upper cover 10, bent two secondary batteries (110A, 110B) adjacent to each of the electrode leads (111A, 111B), connection is formed. As shown in Figure 9, the groove 101 is formed between the convex portions 18 and the convex portions 17 adjacent to the convex portion 17, it is assembled the wire 22 in groove 101, and the convex the groove 102 is formed between the convex portions on injap portion 18 19 and the convex portions 18 are assembled, the wire 22 in groove 102.

In this way, the top cover assembly in accordance with an embodiment it is possible to remove the lip was conventional position can be added to secure a space that can hold a battery cell, and increase the capacity of the battery cell to be stored in the battery modeul. In addition, the embodiment may provide a structure in which the lip can be eliminated the fixed temperature sensor and a temperature sensor in the shape suitable for the narrowed space.

Although described the separation of the upper and lower portions in the foregoing, this is not the invention divided for explaining the basis of the drawings is not limited thereto.

[Claims]

[Claim 1]In the cover assembly for storing a plurality of secondary cells Sal,

The formed to extend in the first direction, first groove, and a cover for the crab comprises a second groove formed in the side-by-side extending from the first groove in the first direction,

The first groove and the second first wire and the second wire, and it is connected to the temperature sensor includes a three-wire, located through the side of the cover to the first surface of the top cover groove which is located in each wire assembly, and

It extends along the shape of the wire assembly, coupled to the cover including a bottom cover for fixing the wire assembly, the cover assembly.

[Claim 2]

In going to 11,

Wherein the third wire, the cover assembly is branched from the wire assembly, and the incoming to the temperature sensor in the direction opposite to the one side.

[Claim 3]

According to claim 1,

The temperature sensor,

Leads to the first groove fitted into said first deep third groove than the first groove, the cover assembly.

[Claim 4]

According to claim 1,

The bottom cover is,

The main bottom cover for covering a portion positioned on the upper surface of the cover of the wire assembly, and

A cover assembly including a first and a low sub batim cover 12 for covering the first wire and the second wire, respectively.

[5.]

5. The method of claim 4,

The main bottom cover,

At least two main part, and a cover assembly including at least two hooks formed on the other side of the main bottom cover is formed to one side of the main bottom cover.

[6.]

In going to 15,

The cover,

At least two convex portions, and a cover assembly including at least two grooves formed at a position to at least two hooks Daewoong batim of the main cover in a position to Daewoong to at least two of the home position of the main bottom cover. [7. The

5. The method of claim 4,

The first sub-bottom cover extends along the first grooves to and including the first sub-batim an extension into the bottom of the main bottom cover to one end of the cover,

The second sub-bottom cover, the cover assembly comprising extends along the second groove, the I sub 12 bottom cover one end extending into the bottom of the main bottom cover on the.

[8.]

In the bran 17,

To the first sub-bottom cover,

In the groove 3 to the leads formed on the cover to the first stolen, bent to the cover with the hook, and a vertical direction for combining the first sub-bottom cover further comprises an extended portion which is in close contact with the cover, the cover assembly.

[9.]

The method of claim 8,

The temperature sensor,

Which is fitted in the third recess, the cover assembly 1 treatment.

[10.]

I in the U, wherein

The wire assembly,

A first connector connected to one end of the wire assembly,

A second connector, and a cover assembly including a third connector which is connected to an intermediate stage in which the first wire and the second wire is coupled with a branch from the wire assembly that is connected to the other end of the wire assembly.

[Claim 11]

11. The method of claim 10,

On the cover, to the second connector and the fourth connector, which is located 5 mitge connector that connects to each of the third connector, the cover assembly.

[12.]

A cell assembly including a plurality of secondary cells,

To surround the first surface, one side and the other side of the cell assembly based first cover assembly mounted to the cell assembly, and

Engaged with the first cover assembly, to surround the second surface, the one side, and the other side facing the first side of the assembly count and a second cover which is attached to the cell assembly,

The first cover assembly,

A third wire, which is the first groove and formed to extend in a first direction and connected to a first wire and a second wire, and a temperature sensor in which the shop is located in each shop second groove formed by side by side extending from the first groove in the first direction wire processing assembly comprising a first, and

. It extends in the shape of the wire assembly including a bottom cover for fixing the wire assembly, a battery modeul.

[13.]

13. The method of claim 12,

The temperature sensor,

The leads to the first groove fitted into said first deep third groove than the first groove, the battery modul.

[14.]

14. The method of claim 13,

The third wire, is branched from the wire assembly, a battery modeul in a direction opposite to the one side of the first cover assembly of the incoming to the temperature sensor. [15.]

13. The method of claim 12,

The bottom cover is,

The main bottom cover for covering a portion positioned on the upper surface of the first cover assembly of the wire assembly, and

To the first wire and a battery module including the first and second sub-bottom cover for covering said second wire, respectively.

[16.]

16. The method of claim 15,

The first sub-batim cover extends along the first groove, the second sub-bottom cover, the battery modeul extending along said second groove bran i.

[17.]

17. The method of claim 16,

To the first sub-bottom cover,

Bent in the third groove formed leads to the first groove with a hook and a vertical direction for combining the first sub-bottom cover to the first cover assembly including an extended portion that is brought into close contact with the first cover assembly, battery modeul.

[18.]

17. The method of claim 16,

At one end of the first sub-bottom cover comprises an extension into the bottom of the main bottom cover,

The second sub-, modeul battery comprising an extension into the bottom of the main bottom cover to one end of the bottom cover.