CN221080226U - Mounting structure of battery module in battery box - Google Patents
Mounting structure of battery module in battery box Download PDFInfo
- Publication number
- CN221080226U CN221080226U CN202322885384.7U CN202322885384U CN221080226U CN 221080226 U CN221080226 U CN 221080226U CN 202322885384 U CN202322885384 U CN 202322885384U CN 221080226 U CN221080226 U CN 221080226U
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- Prior art keywords
- module
- mounting
- battery
- holes
- battery box
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Links
- 238000007789 sealing Methods 0.000 claims abstract description 11
- 238000009434 installation Methods 0.000 claims description 23
- 229920001296 polysiloxane Polymers 0.000 claims 1
- 238000003466 welding Methods 0.000 description 8
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical group O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 3
- 238000010276 construction Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000003756 stirring Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000004146 energy storage Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000000741 silica gel Substances 0.000 description 1
- 229910002027 silica gel Inorganic materials 0.000 description 1
Abstract
The utility model discloses a mounting structure of a battery module in a battery box, which comprises the following components: the battery box and a plurality of battery module, battery module passes through a pair of module roof beam setting in the battery box, and the specific setting mode is: the module beam is a hollow tube and comprises a mounting top surface and a mounting bottom surface which are parallel to each other, a rivet mounting hole is formed in the mounting bottom surface of the module beam, rivet mounting holes which are in one-to-one correspondence with the rivet mounting holes in the module beam are formed in the battery box body, and after a rivet nut is selected to place a sealing ring, the module beam is arranged in the rivet mounting holes in the battery box body and the bottom surface of the module beam, and is sealed and fixed on the battery box body; the module beam is provided with locking threaded holes corresponding to the mounting through holes on the mounting edge of the battery module one by one on the top surface of the module beam, and the selected bolts penetrate through the mounting through holes on the mounting edge of the battery module and are screwed into the locking threaded holes on the module beam. The mounting structure of the battery module is mainly used in various sealed battery boxes.
Description
Technical Field
The present utility model relates to a battery box, and more particularly, to a mounting structure of a battery module in a battery box.
Background
In the field of power batteries and energy storage in the new energy industry, sealed battery boxes are usually manufactured for accommodating battery modules (PACKs). The battery box is used as a carrier of the battery, and has high requirements on tightness and strength. At present, the traditional battery box is characterized in that the module beams for installing the battery module are fixed on the box body of the battery box in a thermal connection mode such as resistance welding, CMT gas shielded welding or friction stir welding, so that the welding stress of the box body is large, the deformation is uncontrollable, and the strength of the box body is influenced; meanwhile, the risk of breakdown of the box body of the battery box is also existed in the welding process, so that the air tightness of the battery box is poor.
Disclosure of utility model
The technical problems to be solved by the utility model are as follows: provided is a mounting structure of a battery module in a battery box, which fixes a module beam on the box body through a cold connection mode.
In order to solve the technical problems, the utility model adopts the following technical scheme: a mounting structure of a battery module in a battery box, comprising: the battery box body and a plurality of battery module, the battery module set up in the battery box body through a pair of module roof beam rather than the installation limit corresponding, the concrete setting mode is: the module beam is a hollow tube and comprises an installation top surface and an installation bottom surface which are parallel to each other, the installation bottom surface of the module beam is provided with at least two rivet installation holes matched with rivet nuts, the battery box body is provided with rivet installation holes which are in one-to-one correspondence with the rivet installation holes on the module beam, and after the rivet nuts are selected to place sealing rings, the module beam is arranged in the rivet installation holes on the battery box body and the bottom surface of the module beam, and is fixed on the battery box body in a sealing way; the module beam is provided with locking threaded holes corresponding to the mounting through holes on the mounting edge of the battery module one by one on the top surface of the module beam, and the selected bolts penetrate through the mounting through holes on the mounting edge of the battery module and are screwed in the corresponding locking threaded holes on the module beam.
In one preferred embodiment, in the mounting structure of the battery module in the battery box, the module beam is further provided with a rivet repair hole on the mounting top surface thereof, the rivet repair hole corresponding to the rivet mounting hole on the mounting bottom surface thereof.
In one preferable mode, in the mounting structure of the battery module in the battery box, the sealing ring is a silica gel ring.
In one preferred embodiment, in the mounting structure of the battery module in the battery box, the bolts are sleeved with the gaskets, then pass through the mounting through holes on the mounting edge of the battery module, and are screwed in the corresponding locking threaded holes on the module beam.
In one preferred scheme, in the mounting structure of the battery module in the battery box, the bolts are sleeved with the elastic pad and the flat pad, then penetrate through the mounting through holes on the mounting edge of the battery module, and are screwed in the corresponding locking threaded holes on the module beam.
In one preferred embodiment, in the mounting structure of the battery module in the battery box, the module beam is a square tube and further comprises two side surfaces parallel to each other, and the side surfaces are perpendicular to the mounting bottom surface and the mounting top surface
The beneficial effects of the utility model are as follows:
1. The utility model skillfully adopts the mode of rivet nut and sealing ring to fix the module beam for installing the battery module on the box body of the battery box, overcomes the damage to the box body caused by the thermal connection modes such as resistance welding, CMT gas shielded welding or friction stir welding, and the like, and ensures the strength and the planeness of the box body of the battery box; meanwhile, the sealing ring is extruded in the riveting process, so that the self riveting mounting hole is sealed, and the air tightness of the battery box body is well ensured. In fact, for those skilled in the art, the blind rivet nut is only singly present in various sheet metal parts to be used as the nut, and the utility model originally adopts the combination of the blind rivet nut and the sealing ring to seal and fix the box body and the module beam together, thereby greatly reducing the manufacturing cost.
2. According to the utility model, the rivet-pulling overhaul hole corresponding to the rivet-pulling installation hole on the module beam is formed in the installation top surface of the module beam, so that the subsequent overhaul and maintenance are greatly facilitated.
3. The square tube is adopted as the module beam, so that the module beam is convenient to install, and the square tube is used as a general and cheap structural member, so that the cost is further saved.
Drawings
Fig. 1 is a schematic perspective view of a mounting structure of a battery module according to the present utility model.
Fig. 2 is an exploded view of a mounting structure of a battery module according to the present utility model.
Fig. 3 is a schematic perspective view of a battery case.
Fig. 4 is a partial schematic structure of a mounting structure of a battery module according to the present utility model.
Fig. 5 is a schematic view of the cross-sectional A-A configuration of fig. 4.
Fig. 6 is a schematic perspective view of a modular beam.
Fig. 7 is a schematic view of the construction of a blind rivet nut with a sealing ring installed.
Fig. 8 is a schematic top view of fig. 7.
The reference numerals of fig. 1 to 8 are respectively: 1. the battery box body, 11, the installation limit, 111, the installation through-hole, 12, draw and rivet the mounting hole, 2, the module roof beam, 21, locking screw hole, 22, draw and rivet the mounting hole, 221, draw and rivet the detection hole, 3, the battery module, 31, the installation limit, 311, the installation through-hole, 4, the bolt, 41, spring pad, 42, flat pad, 5, draw and rivet the nut, 6, silica gel circle.
Detailed Description
A specific embodiment of a mounting structure of a battery module in a battery case according to the present utility model will be described in detail with reference to the accompanying drawings.
As shown in fig. 1, 2 and 4, the mounting structure of a battery module in a battery case according to the present utility model includes: the battery box 1 and two battery modules 3, the battery modules 3 set up in the battery box 1 through a pair of module roof beam 2 that correspond with its installation limit 31, the concrete setting mode is: as shown in fig. 6, the module beam 2 is a square tube, and comprises a mounting top surface, a mounting bottom surface and two side surfaces perpendicular to the mounting top surface and the mounting bottom surface, the mounting bottom surface of the module beam 2 is provided with three rivet mounting holes 22 matched with the rivet nuts 5 shown in fig. 7, the battery box body 1 is provided with rivet mounting holes 12 corresponding to the rivet mounting holes 22 on the module beam 2 one by one, and after the rivet nuts 5 are selected to place the silica gel rings 6 (shown in fig. 7 and 8), the rivet is performed in the rivet mounting holes 12 on the battery box body 1 and the rivet mounting holes 22 on the bottom surface of the module beam 2 (shown in fig. 5), so that the module beam 2 is sealed and fixed on the battery box body 1; the module beam 2 is provided with locking threaded holes 21 corresponding to the mounting through holes 311 on the mounting edge 31 of the battery module 3 one by one on the top surface, and after the elastic pad 41 and the flat pad 42 are sleeved by the selected bolts 4, the selected bolts pass through the mounting through holes 311 on the mounting edge 31 of the battery module 3 and are screwed in the corresponding locking threaded holes 21 on the module beam 2.
In practical application, the module beam 2 is further provided with a rivet repair hole 221 corresponding to the rivet mounting hole 22 on the mounting top surface; the battery box body 1 is also provided with an annular mounting edge 11, and the annular mounting edge 11 is provided with a plurality of mounting through holes 111.
The foregoing description is only illustrative of the preferred embodiments of the present utility model and is not intended to limit the scope of the utility model, but rather the equivalent variations and modifications in shape, construction, characteristics and spirit according to the scope of the claims should be construed to be included in the scope of the claims.
Claims (6)
1. A mounting structure of a battery module in a battery box, comprising: the battery box and a plurality of battery module, its characterized in that, battery module set up in the battery box through a pair of module roof beam rather than the installation limit corresponding, the concrete setting mode is: the module beam is a hollow tube and comprises an installation top surface and an installation bottom surface which are parallel to each other, the installation bottom surface of the module beam is provided with at least two rivet installation holes matched with rivet nuts, the battery box body is provided with rivet installation holes which are in one-to-one correspondence with the rivet installation holes on the module beam, and after the rivet nuts are selected to place sealing rings, the module beam is arranged in the rivet installation holes on the battery box body and the bottom surface of the module beam, and is fixed on the battery box body in a sealing way; the module beam is provided with locking threaded holes corresponding to the mounting through holes on the mounting edge of the battery module one by one on the top surface, and the selected bolts penetrate through the mounting through holes on the mounting edge of the battery module and are screwed into the corresponding locking threaded holes on the module beam.
2. The mounting structure of a battery module in a battery box according to claim 1, wherein the module beam is further provided with rivet repair holes on the mounting top surface thereof corresponding to rivet mounting holes on the mounting bottom surface thereof.
3. The mounting structure of a battery module in a battery box according to claim 1, wherein the sealing ring is a silicone ring.
4. The mounting structure of the battery module in the battery box according to claim 1, wherein the bolts are screwed into corresponding locking screw holes on the module beam after being sleeved with the gaskets and passing through the mounting through holes on the mounting side of the battery module.
5. The mounting structure of the battery module in the battery box according to claim 4, wherein the bolts are screwed into corresponding locking screw holes on the module beam after being sleeved with the elastic pad and the flat pad and then passing through the mounting through holes on the mounting side of the battery module.
6. The mounting structure of a battery module in a battery box according to any one of claims 1 to 5, wherein the module beam is a square tube, and further comprises two side surfaces parallel to each other, and the side surfaces are perpendicular to the mounting bottom surface and the mounting top surface.
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221080226U true CN221080226U (en) | 2024-06-04 |
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| GR01 | Patent grant |