CN218750267U - Battery crimping structure - Google Patents
Battery crimping structure Download PDFInfo
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- CN218750267U CN218750267U CN202221924740.0U CN202221924740U CN218750267U CN 218750267 U CN218750267 U CN 218750267U CN 202221924740 U CN202221924740 U CN 202221924740U CN 218750267 U CN218750267 U CN 218750267U
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- battery
- pressing plate
- plastic pressing
- pull rod
- crimping structure
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Abstract
The utility model discloses a battery compression joint structure, which comprises a battery frame, a plastic pressing plate and a threaded pull rod, wherein the bottom end of the threaded pull rod is arranged on the battery frame, the top end of the threaded pull rod passes through the plastic pressing plate and then is fastened by a fastener, a lead-acid power battery is fixed between the battery frame and the plastic pressing plate, the structure plays a role in compressing the battery and ensures the safety distance between the power batteries; this structure is connected battery frame and plastic pressing plate as a whole through a screw thread pull rod, and the battery atress is even, has solved the clamp plate and has warp at fastening back clamp plate to produce the problem of the battery damage that point or line contact lead to, and its mounting process is simple, has reduced complicated operating procedure, raises the efficiency, and the cost is reduced, and the mounting means is demountable installation, has improved the commonality of battery frame greatly.
Description
Technical Field
The utility model relates to an automobile battery's assembly field, concretely relates to battery crimping structure.
Background
At present, the traditional compression joint form of the lead-acid battery of the low-speed electric automobile is shown in figure 1: the battery is assembled in the battery limiting base, the battery pressing plate is pressed on the surface of the battery by using two or more threaded pull rods (galvanized), and the threaded pull rods are hooked on the battery limiting base and fastened through hexagonal flange nuts. The assembly process of the structure is as follows:
firstly, welding a limiting frame for installing a battery, as shown in figure 2 (a);
secondly, connecting the threaded pull rod with a pressing plate through a nut to form a pressing plate assembly, as shown in fig. 2 (b);
thirdly, hooking the lower end of the threaded pull rod on a hook mounting plate of the battery limiting base;
and fourthly, fastening the nut and fixing the battery. The resulting battery frame assembly is shown in fig. 2 (c).
With the above battery assembling structure, although the battery is firmly fixed, the disadvantages are also very significant. The disadvantages are as follows:
1) The battery is pressed and pressed too tightly, two ends of the battery pressing plate are stressed to be changed into an arched shape, and the pressing plate and the edge of the battery shell form point or line contact.
2) The cost is wasted: the battery assembly, four processes, the process is loaded down with trivial details, and man-hour is longer, causes the waste of management, manual work, material.
SUMMERY OF THE UTILITY MODEL
The technical insufficiency that exists to the aforesaid, the utility model aims at providing a battery crimping structure, this structure is connected battery frame and plastics clamp plate as a whole through a screw thread pull rod, and the battery atress is even, has solved the clamp plate and has warp at fastening back clamp plate to produce the problem that the battery that point or line contact lead to damaged, and its mounting process is simple, has reduced complicated operation, raises the efficiency, the cost is reduced, and the mounting means is demountable installation, has improved battery frame's commonality greatly.
In order to solve the technical problem, the utility model adopts the following technical scheme:
the utility model provides a battery crimping structure, including battery frame, plastic pressing plate and screw thread pull rod, install screw thread pull rod bottom on the battery frame, the top is passed and is fastened with the fastener behind the plastic pressing plate, and lead-acid power battery fixes between battery frame and plastic pressing plate, and this structure plays the effect that compresses tightly the battery to guarantee safe distance between the power battery.
Preferably, the center of the plastic pressure plate is provided with a top through hole for the threaded pull rod to pass through and then be fastened by a fastener.
Preferably, the middle of the front surface of the plastic pressing plate is provided with a longitudinal through reinforcing rib and an upper transverse through reinforcing rib which are perpendicular to each other, and the two longitudinal sides of the plastic pressing plate are also provided with flanging type reinforcing ribs for enhancing the strength of the plastic pressing plate body and preventing the plastic pressing plate body from deforming.
Preferably, the back of the plastic pressing plate is provided with a battery pressing contact surface which is attached to the battery to prevent damage to the battery, and the back of the plastic pressing plate is also provided with a transverse penetrating reinforcing rib for enhancing the strength of the plastic pressing plate body and ensuring the safety distance between the limit batteries.
Preferably, the plastic pressing plate is centrosymmetric.
Preferably, the battery frame comprises bent pieces arranged on the periphery, and the ends of the adjacent bent pieces are vertically butted and fixed by welding; the thread pull rod is characterized by further comprising a reinforcing support plate arranged in the middle, a bottom through hole is formed in the middle of the reinforcing support plate, a limiting block is arranged on one side of the bottom through hole, and the bottom of the thread pull rod is installed in the through hole and limited through the limiting block.
Preferably, the bending piece is of an L-shaped sheet metal structure.
Preferably, the bottom of the bending piece is provided with a fixing bracket for fixing the battery frame to the vehicle body longitudinal beam.
Preferably, the fastener is a lock nut.
The beneficial effects of the utility model reside in that:
1. the utility model only uses one nut pull rod and plastic press plate, and can fix two batteries, thereby saving the cost;
2. the mounting process comprises the steps that firstly, the threaded pull rod penetrates through the through hole of the battery frame, then penetrates through the through hole of the plastic battery pressing plate, and finally the compression nut is locked, the battery mounting process is simplified from four to two, the working hours are saved, the cost is reduced, the process is simple, the complex operation process is reduced, and the efficiency is improved;
3. after installation, two sides of the plastic pressing plate can synchronously contact with batteries on two sides and then are attached until the batteries are fastened in place, and the locking position is the central position of the plastic battery pressing block, so that the two sides are uniformly stressed, and the problem of battery damage caused by point or line contact due to deformation of the pressing plate after fastening is solved;
4. the utility model discloses through being equipped with the fixed bolster and fixing the battery frame to the automobile body longeron, change the battery frame from traditional welding process to bolt-up technology, replaced the battery frame and directly welded the technology at the automobile body, improved the commonality of battery frame;
5. the battery pressing plate occupies a small whole vehicle space, and a vehicle type with limited whole vehicle layout space is an optimal scheme.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is a schematic view of a conventional battery assembly structure;
FIG. 2 is a schematic diagram of a conventional battery assembly process, wherein (a) is a conventional battery retaining frame, (b) is a conventional platen assembly, and (c) is a conventional battery frame assembly;
fig. 3 is a schematic perspective view of an assembled battery in a battery crimping structure provided in embodiment 1;
fig. 4 is a sectional view of an assembled battery in a battery crimping structure provided in example 1;
fig. 5 is a schematic structural diagram of a battery crimping structure provided in embodiment 1;
fig. 6 is a schematic view of a battery frame structure provided in embodiment 1;
FIG. 7 is a top schematic view of the plastic platen provided in example 1;
fig. 8 is a bottom schematic view of the plastic platen provided in example 1.
Description of reference numerals:
1. a battery frame; 101. bending a piece; 102. reinforcing the support plate; 103. a limiting block; 104. fixing a bracket; 105. a bottom via; 2. a plastic pressing plate; 201. longitudinally penetrating through the reinforcing ribs; 202. a flanging type reinforcing rib; 203. the lower part transversely penetrates through the reinforcing rib; 204. a top via; 205. the reinforcing rib transversely penetrates through the upper part; 206. compressing the contact surface; 3. a power battery; 4. a threaded pull rod; 5. and locking the nut.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
As shown in fig. 1 to 8, a battery crimping structure includes a battery frame 1, a plastic pressing plate 2 and a threaded pull rod 4.
The battery frame comprises a bending piece 101 arranged on the periphery, the bending piece 101 is of an L-shaped sheet metal structure, the ends of the bending piece are vertically butted and fixed in an enhanced and optimized mode through welding, and the welding mode is CO 2 Gas shielded welding; the battery frame further comprises a reinforcing support plate 102 arranged in the middle, two ends of the reinforcing support plate 102 are respectively arranged on the two opposite bending pieces 101, and the rigidity of the battery frame can be effectively improved integrally. The middle of the reinforcing support plate 102 is provided with a threaded tie rod bottom through hole 105. At the bottom of the reinforced support plate 102, a stop block 103 for preventing rotation when fastening the threaded pull rod is arranged at one side of the threaded pull rod bottom via hole 105. And a fixing bracket 104 is arranged at the bottom of the transverse L-shaped bending piece and used for fixing the battery frame to the vehicle body longitudinal beam. The technology that the battery frame is directly welded on the vehicle body is replaced, and the universality of the battery frame is improved.
The threaded pull rod 4 is vertically installed on the reinforcing support plate 102, the bottom end of the threaded pull rod is inserted into the through hole 105 on the bottom, the top of the threaded pull rod is installed on the plastic pressing plate 2 through the locking nut 5, and the threaded pull rod 4 connects the battery frame 1 and the plastic pressing plate 2 into a whole, so that the lead-acid power battery 3 is effectively fixed in the battery frame 1.
Plastic pressing plate 2 does the utility model discloses the most main innovation point both plays the effect that compresses tightly the battery, can guarantee again that safe distance between the battery, and there is not the deformation problem in the clamp plate simultaneously. The middle of the front surface of the plastic pressing plate 2 is provided with a longitudinal through reinforcing rib 201, an upper transverse through reinforcing rib 205 and two longitudinal sides are provided with flanging type reinforcing ribs 202, so that the strength of the body of the plastic pressing plate 2 can be effectively enhanced, and the plastic pressing plate 2 is prevented from deforming when the locking nut 5 compresses the battery. Wherein, the longitudinal through reinforcing rib 201 and the flanging reinforcing rib 202 are both vertical to the upper transverse through reinforcing rib 205. The center of the plastic pressing plate 2 is provided with a top through hole 204 matched with the threaded pull rod 4, and the threaded pull rod 4 is fastened by a locking nut 5 after passing through. The back of the plastic pressing plate 2 is provided with a smooth battery pressing contact surface 206 which can be effectively attached to the battery to prevent the battery from being damaged. The back of the plastic pressing plate 2 is provided with a lower transverse through reinforcing rib 203, so that the strength of the plastic pressing plate 2 body is further enhanced, and the safety distance between the limit batteries can be ensured. The plastic pressing plate 2 is centrosymmetric and has strong universality.
The utility model discloses an assembly process as follows:
firstly, screwing a battery frame 1, and placing a power battery 3 into the battery frame 1;
and secondly, the threaded pull rod 4 penetrates through the bottom through hole 105 to be connected with the plastic pressing plate 2, the locking nut 5 is fastened, and the power battery 3 is installed.
It will be apparent to those skilled in the art that various changes and modifications may be made without departing from the spirit and scope of the invention. Thus, if such modifications and variations of the present invention fall within the scope of the claims and their equivalents, the present invention is also intended to include such modifications and variations.
Claims (10)
1. A battery crimping structure characterized in that: the lead-acid power battery pack is fixed between the battery frame and the plastic pressing plate, the structure plays a role in compressing the battery, and the safety distance between the power batteries is ensured.
2. A battery crimping structure according to claim 1, wherein: and a top through hole is formed in the center of the plastic pressing plate, and the threaded pull rod is fastened by a fastening piece after penetrating through the top through hole.
3. A battery crimping structure according to claim 2, wherein: the middle of the front surface of the plastic pressing plate is provided with a longitudinal through reinforcing rib and an upper transverse through reinforcing rib which are mutually vertical, and two longitudinal sides of the plastic pressing plate are also provided with flanging type reinforcing ribs for enhancing the strength of the plastic pressing plate body and preventing the plastic pressing plate body from deforming.
4. A battery crimping structure as claimed in claim 2, wherein: the back of the plastic pressing plate is provided with a battery pressing contact surface which is attached to the battery to prevent the battery from being damaged, and the back of the plastic pressing plate is also provided with a lower transverse penetrating reinforcing rib for enhancing the strength of the plastic pressing plate body and ensuring the safety distance between the limit batteries.
5. A battery crimping structure according to claim 1, wherein: the plastic pressing plate is centrosymmetric.
6. A battery crimping structure according to claim 1, wherein: the battery frame comprises bent pieces arranged on the periphery, and the end heads of the adjacent bent pieces are vertically butted and fixed through welding; the thread pull rod is characterized by further comprising a reinforcing support plate arranged in the middle, a bottom through hole is formed in the middle of the reinforcing support plate, a limiting block is arranged on one side of the bottom through hole, and the bottom of the thread pull rod is installed in the through hole and limited through the limiting block.
7. A battery crimping structure as claimed in claim 6, wherein: the bending piece is of an L-shaped sheet metal structure.
8. A battery crimping structure according to claim 6, wherein: and a fixing support is arranged at the bottom of the bending piece and used for fixing the battery frame to a longitudinal beam of the vehicle body.
9. A battery crimping structure according to claim 6, wherein: the welding mode is CO 2 And (4) gas shielded welding.
10. A battery crimping structure according to claim 2, wherein: the fastener is a lock nut.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221924740.0U CN218750267U (en) | 2022-07-25 | 2022-07-25 | Battery crimping structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221924740.0U CN218750267U (en) | 2022-07-25 | 2022-07-25 | Battery crimping structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218750267U true CN218750267U (en) | 2023-03-28 |
Family
ID=85690973
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221924740.0U Active CN218750267U (en) | 2022-07-25 | 2022-07-25 | Battery crimping structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218750267U (en) |
-
2022
- 2022-07-25 CN CN202221924740.0U patent/CN218750267U/en active Active
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