CN213472760U - Battery package limit structure and car - Google Patents
Battery package limit structure and car Download PDFInfo
- Publication number
- CN213472760U CN213472760U CN202022509866.9U CN202022509866U CN213472760U CN 213472760 U CN213472760 U CN 213472760U CN 202022509866 U CN202022509866 U CN 202022509866U CN 213472760 U CN213472760 U CN 213472760U
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- Prior art keywords
- battery pack
- connecting block
- battery
- bracket
- frame
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- 238000003860 storage Methods 0.000 claims abstract description 21
- 239000000463 material Substances 0.000 claims abstract description 5
- 230000001050 lubricating effect Effects 0.000 claims description 12
- 239000000126 substance Substances 0.000 claims description 11
- 239000004033 plastic Substances 0.000 claims description 6
- 229920003023 plastic Polymers 0.000 claims description 6
- 239000002184 metal Substances 0.000 claims description 3
- 230000002159 abnormal effect Effects 0.000 abstract description 7
- 239000003921 oil Substances 0.000 description 19
- 238000000034 method Methods 0.000 description 8
- 239000010687 lubricating oil Substances 0.000 description 4
- 238000005461 lubrication Methods 0.000 description 4
- XECAHXYUAAWDEL-UHFFFAOYSA-N acrylonitrile butadiene styrene Chemical compound C=CC=C.C=CC#N.C=CC1=CC=CC=C1 XECAHXYUAAWDEL-UHFFFAOYSA-N 0.000 description 2
- 229920000122 acrylonitrile butadiene styrene Polymers 0.000 description 2
- 239000004676 acrylonitrile butadiene styrene Substances 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000002035 prolonged effect Effects 0.000 description 2
- 239000011435 rock Substances 0.000 description 2
- 238000010009 beating Methods 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000004519 grease Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000000314 lubricant Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
Images
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/70—Energy storage systems for electromobility, e.g. batteries
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/7072—Electromobility specific charging systems or methods for batteries, ultracapacitors, supercapacitors or double-layer capacitors
Landscapes
- Battery Mounting, Suspending (AREA)
Abstract
The utility model belongs to the technical field of auto-parts, especially, relate to a battery package limit structure and car. The battery pack limiting structure comprises a bracket, an elastic piece and a connecting block; an accommodating space for accommodating the elastic piece is formed between the connecting block and the bracket; the end face, away from the elastic part, of the support is attached to a battery pack, one end of the elastic part abuts against the support, and the other end of the elastic part abuts against the connecting block; the connecting block is equipped with at least one oil storage hole that is used for storing lubricated material on deviating from the terminal surface of elastic component. The utility model discloses in, reduced the abnormal sound that produces because of the friction between battery package and the connecting block, improved the NVH performance of car and user's driving experience sense.
Description
Technical Field
The utility model belongs to the technical field of auto-parts, especially, relate to a battery package limit structure and car.
Background
With the rapid development of new energy automobiles, the number of new energy automobiles is also increasing continuously; the battery pack is used as a driving part of the new energy automobile and can be charged after being detached, so that the new energy automobile is guaranteed to have enough electric energy. The battery pack is usually arranged on the automobile frame in an interference fit manner by adopting a limiting structure and a battery frame; however, in the actual driving process of the new energy automobile, the battery frame and the battery pack inevitably shake relative to the limiting structure, and the shake causes friction between the surface of the limiting structure and the battery frame and the battery pack, so that abnormal sound of the automobile is caused, and the NVH performance of the new energy automobile in the driving process is affected. In addition, in the process of disassembling the battery pack, friction force exists between the battery frame and the limiting structure, so that the smoothness of disassembling the battery pack is influenced.
Disclosure of Invention
The utility model discloses produce the friction and cause car NVH performance low grade technical problem between surface and the battery package to battery package limit structure among the prior art, provide a battery package limit structure and car.
In view of the above technical problems, an embodiment of the present invention provides a battery pack limiting structure, which includes a bracket, an elastic member, and a connecting block; an accommodating space for accommodating the elastic piece is formed between the connecting block and the bracket; the end face, away from the elastic part, of the support is attached to a battery pack, one end of the elastic part abuts against the support, and the other end of the elastic part abuts against the connecting block; the connecting block is equipped with at least one oil storage hole that is used for storing lubricated material on deviating from the terminal surface of elastic component.
Optionally, the end face of the bracket opposite to the connecting block is provided with at least one groove for storing a lubricating substance.
Optionally, the oil reservoir bore is a counterbore.
Optionally, the diameter of the oil storage hole ranges from 2mm to 10 mm.
Optionally, the elastic member is a disc spring; the bracket is provided with a boss which is positioned in the accommodating space and used for installing the disc spring.
Optionally, a mounting groove is formed in the support, and the connecting block and the elastic piece are located in the mounting groove.
Optionally, the connecting block is made of plastic; and/or the bracket is a sheet metal stamping part.
The utility model discloses another embodiment still provides an automobile, including foretell battery package limit structure.
Optionally, the vehicle further comprises a battery frame mounted on the vehicle frame, and the battery pack is mounted in the battery frame through the battery pack limiting structure.
Optionally, the battery frame comprises a first frame body, a second frame body, a third frame body and a limiting rod which are sequentially connected end to end; and a limiting space for accommodating the battery pack is enclosed among the first frame body, the second frame body, the third frame body and the limiting rod.
In the utility model, an accommodating space for accommodating the elastic piece is formed between the connecting block and the bracket; the end face, away from the elastic part, of the support is attached to a battery pack, one end of the elastic part abuts against the support, and the other end of the elastic part abuts against the connecting block; the connecting block is equipped with at least one oil storage hole that is used for storing lubricated material on deviating from the terminal surface of elastic component. When the battery pack is disassembled from the battery frame, the lubricating oil in the oil storage hole cannot be scraped off by the battery frame, so that the lubricating oil in the oil storage hole can ensure the lubricating degree between the connecting block and the battery frame, and the smoothness when the battery is disassembled is improved (the disassembling process can be smoother after the friction force is reduced). In addition, in the driving process of the automobile, the battery pack can shake all around, the battery pack shakes through the support and the elastic piece drives the connecting block to vibrate, the vibration of the connecting block can extrude out lubricating substances in the oil storage hole, and the extruded lubricating substances increase the lubrication between the connecting block and the battery frame, so that abnormal noise caused by friction between the connecting block and the battery frame is reduced, and the NVH performance of the automobile and the driving experience of a user are improved. In addition, the design of elastic component, can cushion the impact between support and the connecting block to the NVH performance of car has further been improved.
Drawings
The present invention will be further explained with reference to the drawings and examples.
Fig. 1 is an exploded schematic view of a battery pack limiting structure according to an embodiment of the present invention;
fig. 2 is a schematic view of an assembly structure of a battery pack limiting structure according to an embodiment of the present invention;
fig. 3 is a schematic structural diagram of a battery pack installed in a battery frame according to an embodiment of the present invention.
The reference numerals in the specification are as follows:
1. a battery pack limiting structure; 11. a support; 111. a groove; 112. a boss; 113. mounting grooves; 12. an elastic member; 13. connecting blocks; 131. an oil storage hole; 2. a battery frame; 21. a first frame body; 22. a second frame body; 23. gag lever post 3, battery package.
Detailed Description
In order to make the technical problem, technical solution and advantageous effects solved by the present invention more clearly understood, the following description is given in conjunction with the accompanying drawings and embodiments to illustrate the present invention in further detail. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention.
It is to be understood that the terms "upper", "lower", "left", "right", "front", "rear", "middle", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, should not be construed as limiting the present invention.
As shown in fig. 1 and fig. 2, an embodiment of the present invention provides a battery pack limiting structure, which includes a bracket 11, an elastic member 12, and a connecting block 13; an accommodating space for accommodating the elastic member 12 is formed between the connecting block 13 and the bracket 11; the end face, departing from the elastic part 12, of the support 11 is attached to the battery pack 3, one end of the elastic part 12 is abutted to the support 11, and the other end of the elastic part 12 is abutted to the connecting block 13; it can be understood that the battery pack limiting structure 1 can be installed inside a battery frame 2, and the battery frame 2 is fixed on the vehicle frame; when the battery pack 3 is installed in the battery frame 2, the battery pack limiting structures 1 are arranged between the periphery of the battery pack 3 and the battery frame 2. The elastic member 12 may be a coil spring, a disc spring, or other elastic members; and the elastic member 12 can reduce the impact force between the bracket 11 and the connecting block 13, thereby reducing the noise generated by the impact between the bracket 11 and the connecting block 13.
The end face of the connecting block 13 facing away from the elastic element 12 is provided with at least one oil storage hole 131 for storing a lubricating substance. It is understood that the lubricating substance installed in the groove 111 includes, but is not limited to, grease, etc.; and the groove 111 is located in the accommodating space, understandably, one or more oil storage holes 131 may be provided on the connecting block 13 according to actual requirements, for example, 1, 4, 6, 8 oil storage holes 131 may be provided on the bracket 11. As shown in fig. 3, specifically, the battery pack limiting structure 1 is mounted on the outer surface of the battery pack 3 through the bracket 11, and when the battery pack 3 is mounted in the battery frame 2, under the elastic force of the elastic member 12, the end surface of the connecting block 13 away from the bracket 11 is tightly attached to the inner wall of the battery frame 2.
In the utility model, in order to stably install the battery pack 3 in the battery frame 2 through the battery pack limiting structure 1, the battery pack limiting structure 1 and the battery frame 2 are in interference fit; when the battery pack 3 is detached from the battery frame 2, the lubricating oil in the oil storage hole 131 is not scraped off by the battery frame 2, so that the lubricating oil in the oil storage hole 131 can ensure the lubrication degree between the connecting block 13 and the battery frame 2, and the smoothness when the battery is detached is improved (the detachment process is smoother after the friction force is reduced). In addition, in the driving process of the automobile, the battery pack 3 can shake all around, and the battery pack 3 shakes through the bracket 11 and the elastic part 12 drives the connecting block 13 to vibrate, the vibration of the connecting block 13 can extrude the lubricating substances in the oil storage hole 131, and the extruded lubricating substances increase the lubrication between the connecting block 13 and the battery frame 2, so that the abnormal sound generated by friction between the connecting block 13 and the battery frame 2 is reduced, and the NVH performance of the automobile and the driving experience of a user are improved. In addition, the elastic member 12 is designed to buffer the impact between the bracket 11 and the connecting block 3, thereby further improving the NVH performance of the vehicle.
In one embodiment, as shown in fig. 1 and 2, the end surface of the bracket 11 opposite to the connecting block 13 is provided with at least one groove 111 for storing a lubricating substance. It can be understood that the groove 111 is located in the accommodating space, and a plurality of grooves 111, for example, 2, 4, etc., may be provided on the bracket according to actual requirements. Specifically, during the driving process of the automobile, the shaking of the battery pack 3 drives the bracket 11 to vibrate, the vibration of the bracket 11 can enable the lubricating substances in the groove 111 to overflow from the groove 111, the lubricating substances overflowing from the groove 111 improve the lubrication between the bracket 11 and the connecting block 13, and therefore the abnormal sound generated between the bracket 11 and the connecting block 13 due to friction is reduced. The event the utility model discloses in, the design of oil storage hole 31 has further improved the NVH performance of car and user's driving experience sense.
In one embodiment, the oil reservoir 31 is a counterbore. It can be understood that the diameter of the counter bore is larger near the end of the battery pack 3 and smaller near the end of the bracket 11, so that the contact area between the lubricant in the oil storage hole 31 and the inner wall of the battery frame 2 is increased, and the friction between the connecting block 13 and the battery frame 2 is further reduced.
In one embodiment, as shown in fig. 1, the diameter of the oil storage hole 31 ranges from 2mm to 10mm (e.g., 4mm, 6mm, 8mm, etc.). It can be understood that the diameter of the oil storage hole 31 is not limited to 2mm to 10mm, and may be set to different value ranges according to actual requirements.
In one embodiment, as shown in fig. 1, the elastic member 12 is a disc spring; the bracket 11 is provided with a boss 112 located in the accommodating space for mounting the disc spring. Specifically, one end of the disc spring is mounted on the bracket 11 through the interference fit between the inner hole of the disc spring and the boss 112, and the other end of the disc spring abuts against the connecting block 13. In the utility model, the impact force between the connecting block 13 and the bracket 11 can be buffered by the elastic force of the disc spring, thereby improving the NVH performance of the automobile; in addition, the battery pack limiting structure 1 is simple in structure, convenient to install and low in manufacturing cost.
In one embodiment, as shown in fig. 1 and 2, the bracket 11 is provided with a mounting groove 113, and the connecting block 13 and the elastic member 2 are both located in the mounting groove 113 (i.e., the connecting block 13 is located in the mounting groove 113 and presses the elastic member 12 against the bracket 11). Understandably, when the connecting block 13 is installed on the bracket 11, the periphery of the connecting block 13 is attached to the inner wall of the installation groove 113, and the connecting block 13 and the bracket 11 form a completed whole, so that the tightness of the battery pack limiting structure 1 is improved, and the service life of the battery pack limiting structure 1 is prolonged.
In one embodiment, the connecting block 13 is made of plastic. Preferably, the material of the connecting block 13 is ABS (Acrylonitrile Butadiene Styrene) plastic. It can be understood that the connecting block 13 is designed as a plastic member, which can further reduce the friction between the battery pack 3 and the connecting block 13, and the plastic member is not easy to scratch the battery pack 3.
In an embodiment, the bracket 11 is a sheet metal stamping. Support 11 designs for stamping forming's panel beating stamping workpiece, has improved rigidity and intensity between support 11 and the battery frame 2 have prolonged this battery package limit structure 1's life.
The utility model discloses another embodiment should provide an automobile, including foretell battery package limit structure 1.
In one embodiment, as shown in fig. 3, the vehicle further includes a battery frame 2 mounted on the vehicle frame, and the battery pack 3 is mounted in the battery frame 2 through the battery pack limiting structure 1. As can be understood, the battery frame 2 is fixedly installed on the frame of the automobile, the battery pack limiting structure 1 is fixedly installed on the battery pack 3, and the battery pack 3 is installed in the battery frame 2 through the limiting block; when battery package 3 appears rocking on all directions, battery package limit structure 1 can cushion battery package 3 with rock between the battery frame 2, also can reduce the abnormal sound that produces because of the friction between battery package 3 and the battery frame 2 to the NVH performance of car and user's driving experience have been improved.
In one embodiment, as shown in fig. 3, the battery frame 2 includes a first frame 21, a second frame 22, a third frame and a limiting rod 23 connected end to end in sequence; a limiting space for accommodating the battery pack 3 is defined among the first frame body 21, the second frame body 22, the third frame body and the limiting rod 23. It can be understood that the shapes and structures of the first frame body 21, the second frame body 22, the third frame body and the limiting rod 23 can be set as required, one or more battery pack limiting structures 1 can be installed on each of the first frame body 21, the second frame body 22 and the third frame body according to actual requirements, and the more the number of the battery pack limiting structures 1 is, the less noise is generated by the battery pack 3 due to shaking, as shown in fig. 3, two ends of the limiting rod 23 are respectively connected with the first frame body 21 and the third frame body, and the middle position of the limiting rod 23 is bent and sleeved on the outer surface of the battery pack 3, and the design of the limiting rod 23 is convenient for fixing the battery pack 3 in the limiting space so that the battery pack cannot be separated from the limiting space. Specifically, when battery package 3 appears rocking along its length direction or width direction, all be equipped with between battery package 3 and the battery frame 2 frame battery package limit structure 1 plays buffering and lubricated effect to alleviate and experienced the sense because of the car battery package 3 rocks the abnormal sound that produces, improved car NVH performance and drive.
Further, the first frame 21 is provided with a first charging port connected to the battery pack 3, so that an external power source can be directly inserted into the first charging port to charge the battery pack 3. Specifically, the battery frame 2 and the battery pack 3 are both mounted on the frame of the vehicle, the battery pack 3 is located in the limiting space, and the second charging port of the battery pack 3 is plugged into the first charging hole, so that an external power supply can be directly plugged into the second charging port to charge the battery pack 3.
The above embodiments are merely examples of the limiting structure of the battery pack of the present invention, and are not intended to limit the present invention, and any modifications, equivalent replacements, and improvements made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. A battery pack limiting structure is characterized by comprising a bracket, an elastic piece and a connecting block; an accommodating space for accommodating the elastic piece is formed between the connecting block and the bracket; the end face, away from the elastic part, of the support is attached to a battery pack, one end of the elastic part abuts against the support, and the other end of the elastic part abuts against the connecting block; the connecting block is equipped with at least one oil storage hole that is used for storing lubricated material on deviating from the terminal surface of elastic component.
2. The battery pack limiting structure according to claim 1, wherein at least one groove for storing a lubricating substance is provided on an end surface of the bracket opposite to the connecting block.
3. The battery pack limiting structure according to claim 1, wherein the oil storage hole is a counter-sunk hole.
4. The battery pack limiting structure according to claim 1, wherein the diameter of the oil storage hole ranges from 2mm to 10 mm.
5. The battery pack limiting structure according to claim 1, wherein the elastic member is a disc spring; the bracket is provided with a boss which is positioned in the accommodating space and used for installing the disc spring.
6. The battery pack limiting structure according to claim 1, wherein a mounting groove is formed in the bracket, and the connecting block and the elastic member are both located in the mounting groove.
7. The battery pack limiting structure according to claim 1, wherein the connecting block is made of plastic; and/or the bracket is a sheet metal stamping part.
8. An automobile, characterized by comprising the battery pack retaining structure of any one of claims 1 to 7.
9. The vehicle of claim 8, further comprising a battery frame mounted to the vehicle frame, wherein the battery pack is mounted within the battery frame by the battery pack retaining structure.
10. The automobile of claim 9, wherein the battery frame comprises a first frame body, a second frame body, a third frame body and a limiting rod which are connected end to end in sequence; and a limiting space for accommodating the battery pack is enclosed among the first frame body, the second frame body, the third frame body and the limiting rod.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022509866.9U CN213472760U (en) | 2020-11-03 | 2020-11-03 | Battery package limit structure and car |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022509866.9U CN213472760U (en) | 2020-11-03 | 2020-11-03 | Battery package limit structure and car |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213472760U true CN213472760U (en) | 2021-06-18 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022509866.9U Active CN213472760U (en) | 2020-11-03 | 2020-11-03 | Battery package limit structure and car |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213472760U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2022117055A1 (en) * | 2020-12-02 | 2022-06-09 | 奥动新能源汽车科技有限公司 | Limiting member for battery pack, positioning assembly, battery pack, battery pack assembly, and electric vehicle |
-
2020
- 2020-11-03 CN CN202022509866.9U patent/CN213472760U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2022117055A1 (en) * | 2020-12-02 | 2022-06-09 | 奥动新能源汽车科技有限公司 | Limiting member for battery pack, positioning assembly, battery pack, battery pack assembly, and electric vehicle |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20211231 Address after: 511400 No.36 Longying Road, Shilou Town, Panyu District, Guangzhou City, Guangdong Province Patentee after: GAC AION New Energy Vehicle Co.,Ltd. Address before: 510030 23 building, Cheng Yue mansion 448-458, Dongfeng Middle Road, Yuexiu District, Guangzhou, Guangdong. Patentee before: GUANGZHOU AUTOMOBILE GROUP Co.,Ltd. |
|
| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: No. 36 Longying Road, Shilou Town, Panyu District, Guangzhou City, Guangdong Province Patentee after: GAC AION NEW ENERGY AUTOMOBILE Co.,Ltd. Country or region after: China Address before: No. 36 Longying Road, Shilou Town, Panyu District, Guangzhou City, Guangdong Province Patentee before: GAC AION New Energy Vehicle Co.,Ltd. Country or region before: China |