CN220863902U - Device for disassembling hollow hoisting bolt of battery box body - Google Patents
Device for disassembling hollow hoisting bolt of battery box body Download PDFInfo
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- CN220863902U CN220863902U CN202322312096.2U CN202322312096U CN220863902U CN 220863902 U CN220863902 U CN 220863902U CN 202322312096 U CN202322312096 U CN 202322312096U CN 220863902 U CN220863902 U CN 220863902U
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- 230000000149 penetrating effect Effects 0.000 description 2
- 235000008331 Pinus X rigitaeda Nutrition 0.000 description 1
- 235000011613 Pinus brutia Nutrition 0.000 description 1
- 241000018646 Pinus brutia Species 0.000 description 1
- 230000003044 adaptive effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 1
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Abstract
The utility model relates to the technical field of battery systems, in particular to a device for disassembling a hollow lifting bolt of a battery box body, which comprises a top plate, a bottom plate, a fastener and a plurality of clamping claws, wherein the top plate is provided with a spiral track, one ends of the clamping claws can slide along the track, the other ends of the clamping claws are used for clamping the hollow lifting bolt, the bottom plate is provided with a plurality of through holes which extend along the radial direction and are matched with the clamping claws, and the top plate and the bottom plate can mutually rotate and are fixedly connected through the fastener. According to the utility model, through the cooperation of the top plate, the bottom plate and the clamping claws, the clamping claws can fixedly restrain the hollow hoisting bolt when the hollow hoisting bolt is dismounted, so that the hollow hoisting bolt does not rotate along with the hollow flange nut, the torque between the hollow hoisting bolt and the hollow flange nut in the dismounting process is reduced, and the risk that the beam structure of the battery box body is damaged due to the dismounting of the hollow hoisting bolt is reduced.
Description
Technical Field
The utility model relates to the technical field of battery systems, in particular to a device for disassembling a hollow hoisting bolt of a battery box body.
Background
When the existing battery pack is installed on a power automobile, most of the battery box body is provided with a hollow hoisting structure which is connected with the power automobile frame in an adaptive manner. As shown in fig. 1, the hollow hoisting support column 102 is fixedly mounted on the cross beam 103 of the battery box body, and the hollow hoisting bolt 101 is connected with the power automobile frame through a through hole of the hollow hoisting structure, so that the battery pack is assembled on the power automobile.
But in practical application, battery package can meet and hang end or cavity lifting bolt and rust scheduling problem, causes cavity lifting bolt to appear the risk that the moment of torsion grow, and too big moment of torsion can make cavity lifting bolt and battery box crossbeam pine take off, when screwing up hollow flange nut and dismantle, the problem that cavity lifting bolt appears following the commentaries on classics leads to being difficult to realizing dismantling.
Disclosure of utility model
The utility model aims at: the technical problem that the hollow lifting bolt is difficult to detach due to the fact that the hollow lifting bolt is loosened from the battery box body cross beam when the hollow flange nut is screwed to detach is solved.
In order to achieve the above purpose, the technical scheme adopted by the utility model is as follows:
The utility model provides a device for dismantling of battery box cavity lifting bolt, includes roof, bottom plate, fastener and a plurality of gripper jaw, the roof is equipped with the heliciform track, and a plurality of the one end of gripper jaw can be followed the track slides, and the other end is used for pressing from both sides tight cavity lifting bolt, the bottom plate be equipped with along its radial direction extend and with a plurality of through-hole of gripper jaw looks adaptation, every the gripper jaw runs through corresponding the through-hole sets up, the roof with the bottom plate can rotate each other and pass through fastener fixed connection.
When the hollow hoisting bolt of the battery box body needs to be disassembled, the top plate and the bottom plate are enabled to rotate relatively, the clamping claws slide along the spiral tracks, and as the clamping claws vertically penetrate through corresponding through holes of the clamping claws, the through holes extend in the radial direction of the bottom plate, the through holes limit the sliding track of the clamping claws, so that all the clamping claws can only slide outwards to open the hollow hoisting bolt or slide inwards to clamp the hollow hoisting bolt. When the hollow flange nut is screwed to be disassembled, the top plate and the bottom plate are made to rotate relatively, all clamping claws slide inwards to clamp the hollow hoisting bolt, the top plate and the bottom plate are fixed through the fastening piece in the state that the clamping claws clamp the hollow hoisting bolt, the clamping claws can keep clamping and fixing the hollow hoisting bolt, the hollow hoisting bolt is not rotated in the disassembling process, and the hollow flange nut is unscrewed to be disassembled.
According to the device for disassembling the hollow lifting bolt of the battery box body, through the cooperation of the top plate, the bottom plate and the clamping claws, the clamping claws can fixedly restrain the hollow lifting bolt when the hollow lifting bolt is disassembled, so that the hollow lifting bolt does not rotate along with the hollow flange nut, the torque between the hollow lifting bolt and the hollow flange nut in the disassembling process is reduced, and the risk that a beam structure of the battery box body is damaged due to the fact that the hollow lifting bolt is disassembled is reduced. In addition, the spiral track is arranged, so that the clamping radius formed by all clamping claws can be changed to adapt to different diameters of the hollow hoisting bolts, and the applicability of the device is improved.
As a preferable scheme of the utility model, the top of the clamping claw is provided with a limiting part, the limiting part is arranged between the top plate and the bottom plate, and the limiting part can limit the clamping claw to slide out of the track.
As a preferable scheme of the utility model, the top surface of the limiting component is provided with a first protruding part, and the first protruding part is embedded in the track and can slide along the track.
As a preferable scheme of the utility model, the through holes are symmetrically distributed along the center of the bottom plate, and the through holes are strip-shaped holes extending along the radial direction of the bottom plate, and the clamping claws vertically penetrate through the corresponding through holes, so that the through holes of the strip-shaped structure limit the sliding direction of the clamping claws.
As a preferable scheme of the utility model, the limiting part is of a strip-shaped structure, and the length D of the limiting part is larger than the width D of the through hole so as to prevent the clamping claw from falling off from the through hole.
As a preferable scheme of the utility model, the bottom of each clamping claw is provided with a second protruding part, and the second protruding parts of a plurality of clamping claws are commonly used for clamping and fixing the hollow hoisting bolt.
As a preferable scheme of the utility model, the second protruding part comprises a clamping surface and an inclined tangent plane, when the hollow lifting bolt is disassembled, the clamping surface is used for clamping and fixing the hollow lifting bolt, the inclined tangent plane is used for avoiding the hollow flange nut, the clamping surface and the inclined tangent plane are arranged in close proximity, and an included angle formed between the clamping surface and the inclined tangent plane is a folding angle formed by the clamping surface outwards deviating from the circle center of the bottom plate.
As a preferable scheme of the utility model, the bottom plate is provided with a handle, and the handle is used for fixing the bottom plate, so that the top plate and the bottom plate rotate relatively, or fixing the top plate, and rotating the handle to drive the bottom plate to rotate, so that the top plate and the bottom plate rotate relatively.
As a preferable scheme of the utility model, the top plate is connected with the bottom plate through a fastener, the fastener comprises a screw rod and a nut, the top plate is connected with the bottom plate through the screw rod in a penetrating way, and then the top plate and the bottom plate are fixedly connected through the cooperation of the nut and the screw rod.
In summary, due to the adoption of the technical scheme, the beneficial effects of the utility model are as follows:
1. The utility model relates to a device for disassembling a hollow lifting bolt of a battery box body, which comprises a top plate, a bottom plate, a fastening piece and a plurality of clamping claws, wherein the top plate is provided with a spiral track, one ends of the clamping claws can slide along the track, the other ends of the clamping claws are used for clamping the hollow lifting bolt, the bottom plate is provided with a plurality of through holes which extend along the radial direction and are matched with the clamping claws, each clamping claw penetrates through the corresponding through hole, and the top plate and the bottom plate can mutually rotate and are fixedly connected through the fastening piece.
When the hollow hoisting bolt of the battery box body needs to be disassembled, the top plate and the bottom plate are enabled to rotate relatively, the clamping claws slide along the spiral tracks, and as the clamping claws vertically penetrate through corresponding through holes of the clamping claws, the through holes extend in the radial direction of the bottom plate, the through holes limit the sliding track of the clamping claws, so that all the clamping claws can only slide outwards to open the hollow hoisting bolt or slide inwards to clamp the hollow hoisting bolt. When the hollow flange nut is screwed to be disassembled, the top plate and the bottom plate are made to rotate relatively, all clamping claws slide inwards to clamp the hollow hoisting bolt, the top plate and the bottom plate are fixed through the fastening piece in the state that the clamping claws clamp the hollow hoisting bolt, the clamping claws can keep clamping and fixing the hollow hoisting bolt, the hollow hoisting bolt is not rotated in the disassembling process, and the hollow flange nut is unscrewed to be disassembled.
According to the device for disassembling the hollow lifting bolt of the battery box body, through the cooperation of the top plate, the bottom plate and the clamping claws, the clamping claws can fixedly restrain the hollow lifting bolt when the hollow lifting bolt is disassembled, so that the hollow lifting bolt does not rotate along with the hollow flange nut, the torque between the hollow lifting bolt and the hollow flange nut in the disassembling process is reduced, and the risk that a beam structure of the battery box body is damaged due to the fact that the hollow lifting bolt is disassembled is reduced.
2. According to the device for disassembling the hollow lifting bolt of the battery box body, the split structure is adopted, the disassembly requirements of the hollow lifting bolts with different specifications can be met by replacing parts such as the top plate, the bottom plate and the clamping claws, and meanwhile, the spiral track is arranged, so that the clamping radius formed by all the clamping claws can be changed, the device is suitable for different diameters of the hollow lifting bolts, and the applicability of the device is improved.
Drawings
FIG. 1 is a schematic structural view of a hollow hoisting structure of a battery box;
FIG. 2 is a schematic diagram of the structure of the present utility model;
FIG. 3 is a schematic diagram of the structure of the present utility model;
FIG. 4 is a schematic diagram of an exploded construction of the present utility model;
FIG. 5 is a schematic diagram of an exploded construction of the present utility model;
FIG. 6 is a schematic view of the clamping jaw of the present utility model assembled to a top plate;
FIG. 7 is a schematic view of the structure of the clamping jaw of the present utility model assembled to a top plate;
FIG. 8 is a schematic view of the structure of the clamping jaw of the present utility model mounted to a base plate;
FIG. 9 is a top view of the clamping jaw of the present utility model mounted to a base plate;
FIG. 10 is a schematic view of the structure of the clamping jaw of the present utility model mounted to a base plate;
FIG. 11 is a schematic view of the top plate structure of the present utility model;
FIG. 12 is a schematic view of the floor construction of the present utility model;
fig. 13 is a schematic view of the structure of the gripper jaw of the present utility model.
The marks in the figure: 101-hollow hoisting bolts; 102-hollow hoisting support columns; 103-a cross beam; 1-a top plate; 11-track; 2-a bottom plate; 21-a through hole; 22-handle; 3-clamping claws; 30-a limiting component; 31-a first boss; 32-a second boss; 321-chamfer; 322-clamping surface; 4-a fastener; 41-screw; 42-nut.
Detailed Description
The present utility model will be described in detail with reference to the accompanying drawings.
The present utility model will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present utility model more apparent. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the utility model.
Example 1
As shown in fig. 2-5, a device for disassembling a hollow lifting bolt of a battery box body comprises a top plate 1, a bottom plate 2, a fastener and a plurality of clamping claws 3, wherein the top plate 1 is provided with a spiral track 11, one ends of the plurality of clamping claws 3 can slide along the track 11, the other ends of the plurality of clamping claws 3 are used for clamping the hollow lifting bolt, the bottom plate 2 is provided with a plurality of through holes 21 which extend along the radial direction of the bottom plate and are matched with the clamping claws 3, each clamping claw 3 penetrates through the corresponding through hole 21, and the top plate 1 and the bottom plate 2 can mutually rotate and are fixedly connected through the fastener. When the top plate 1 and the bottom plate 2 are rotated relatively, the gripper jaw 3 can slide along the spiral track 11.
The top of the clamping claw 3 may be provided with a limiting member 30, the limiting member 30 is disposed between the top plate 1 and the bottom plate 2, the limiting member 30 has a bar-shaped structure, and the length D of the limiting member 30 is greater than the width D of the through hole 21, so as to prevent the clamping claw 3 from falling off from the through hole 21. This structure enables the top of the holding claw 3 to be caught on the through hole 21 of the bottom plate 2 to prevent the holding claw 3 from slipping off the spiral track 11 of the top plate 1, as shown in fig. 9.
And the top surface upper end of the limit component 30 of the clamping claw 3 can be provided with a first protruding part 31, the first protruding part 31 is embedded in the track 11 of the top plate 1 and can slide along the track 11, and the track 11 is in a spiral structure, so that the sliding track of the clamping claw 3 slides outwards or inwards of the circle center of the top plate 1, as shown in fig. 5-7, 8 and 13.
The through holes 21 are symmetrically distributed along the center of the bottom plate 2, the through holes 21 are strip-shaped holes extending along the radial direction of the bottom plate 2, and the clamping claws 3 vertically penetrate through the corresponding through holes 21, so that the sliding direction of the clamping claws 3 is limited by the through holes 21 with the strip-shaped structure, each clamping claw 3 can only slide along the radial direction of the bottom plate 2, and meanwhile, the hollow lifting bolt is uniformly stressed when being clamped by the clamping claws 3, as shown in fig. 2, 8-10 and 12.
The bottom of the clamping claw 3 may be provided with a second protruding portion 32, and the second protruding portions 32 of the plurality of clamping claws 3 are used for clamping and fixing the hollow hoisting bolt together, so as to firmly restrict the hollow hoisting bolt when screwing the hollow flange nut, and avoid the hollow hoisting bolt from following rotation along with the hollow flange nut, as shown in fig. 2, 10 and 13.
Preferably, the second protruding portion 32 includes a clamping surface 322 and a chamfer 321, when the hollow lifting bolt is disassembled, the clamping surface 322 is used for clamping and fixing the hollow lifting bolt, the chamfer 321 is used for avoiding the hollow flange nut, and an included angle formed between the clamping surface 322 and the chamfer 321 is a folding angle formed by the clamping surface 322 outwards away from the center of the bottom plate 2, so that the clamping surface 322 is tightly attached to the hollow lifting bolt when clamping the hollow lifting bolt, as shown in fig. 2, 10 and 13.
The bottom plate 2 can be provided with a handle 22, and the handle 22 is used for fixing the bottom plate 2 so that the top plate 1 and the bottom plate 2 rotate relatively; or the top plate 1 is fixed, the handle 22 is rotated to drive the bottom plate 2 to rotate, so that the top plate 1 and the bottom plate 2 rotate relatively, as shown in fig. 2-5, 8-10 and 12.
The top plate 1 and the bottom plate 2 are connected by the fastener 4, for example, the fastener 4 may include a screw 41 and a nut 42, the top plate 1 is connected with the bottom plate 2 by penetrating the screw 41, and then the nut 42 is fastened with the screw 41 to fix the top plate 1 and the bottom plate 2, as shown in fig. 2, 5-7 and 11.
Example 2
When the hollow hoisting bolt of the battery box body needs to be disassembled, the top plate 1 is rotated, the bottom plate 2 is fixed, and the top plate 1 and the bottom plate 2 are rotated relatively; or fixing the top plate 1, and rotating the handle 22 to drive the bottom plate 2 to rotate so as to enable the top plate 1 and the bottom plate 2 to rotate relatively. When the hollow flange nut is screwed for disassembly, all clamping claws 3 slide towards the circle center of the spiral track 11 of the top plate 1 so as to clamp and restrain the hollow hoisting bolt. After clamping the hollow hoisting bolt, the top plate 1 and the bottom plate 2 are fixed through the fastener 4, so that the clamping claw 3 can keep clamping and fixing the hollow hoisting bolt, and then unscrewing the hollow flange nut to loosen the hollow hoisting bolt and the hollow flange nut, thereby realizing the disassembly of the hollow hoisting bolt.
The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, and alternatives falling within the spirit and principles of the utility model.
Claims (10)
1. A device for battery box cavity hoist and mount bolt dismantlement, its characterized in that includes roof (1), bottom plate (2), fastener (4) and a plurality of gripper jaw (3), roof (1) are equipped with heliciform track (11), a plurality of gripper jaw (3) one end can be followed track (11) slip, and the other end is used for pressing from both sides tight cavity hoist and mount bolt, bottom plate (2) be equipped with along its radial extension and with a plurality of through-hole (21) of gripper jaw (3) looks adaptation, every gripper jaw (3) run through corresponding through-hole (21) setting, roof (1) with bottom plate (2) can rotate each other and pass through fastener (4) fixed connection.
2. Device for the disassembly of a hollow lifting bolt of a battery box according to claim 1, characterized in that the top of the gripper jaw (3) is provided with a limiting part (30), the limiting part (30) is placed between the top plate (1) and the bottom plate (2), and the limiting part (30) can limit the gripper jaw (3) to slide out of the track (11).
3. The device for disassembling the hollow lifting bolt of the battery box according to claim 2, wherein the top surface of the limiting component (30) is provided with a first protruding part (31), and the first protruding part (31) is embedded in the track (11).
4. Device for the disassembly of hollow lifting bolts of battery boxes according to claim 2, characterized in that several through holes (21) are arranged centrally symmetrically on the bottom plate (2).
5. The device for the disassembly of the hollow lifting bolt of the battery box according to claim 4, wherein the through hole (21) is a bar-shaped hole extending along the radial direction of the bottom plate (2).
6. Device for the removal of hollow lifting bolts for battery boxes according to any of claims 2-5, characterized in that the limiting member (30) is of a bar-shaped structure, the length D of the limiting member (30) being greater than the width D of the through hole (21).
7. Device for the disassembly of hollow lifting bolts of battery boxes according to claim 2, characterized in that the bottom of the clamping jaw (3) is provided with a second bulge (32), the second bulge (32) of several clamping jaws (3) being used together for clamping the hollow lifting bolts.
8. The device for the disassembly of a hollow lifting bolt of a battery box according to claim 7, characterized in that the second protruding part (32) comprises a clamping surface (322) for clamping the hollow lifting bolt and a chamfer surface (321) for avoiding the hollow flange nut, and the clamping surface (322) is arranged in close proximity to the chamfer surface (321).
9. Device for the removal of hollow lifting bolts of battery boxes according to claim 1, characterized in that the base plate (2) is provided with a handle (22).
10. Device for the disassembly of a hollow lifting bolt of a battery box according to claim 1, characterized in that the fastening element (4) comprises a screw (41) and a nut (42), the bottom plate (2) is provided with a screw hole and is connected with the top plate (1) through the screw (41), and the nut (42) is in fastening connection with the screw (41).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322312096.2U CN220863902U (en) | 2023-08-25 | 2023-08-25 | Device for disassembling hollow hoisting bolt of battery box body |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322312096.2U CN220863902U (en) | 2023-08-25 | 2023-08-25 | Device for disassembling hollow hoisting bolt of battery box body |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220863902U true CN220863902U (en) | 2024-04-30 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322312096.2U Active CN220863902U (en) | 2023-08-25 | 2023-08-25 | Device for disassembling hollow hoisting bolt of battery box body |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220863902U (en) |
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2023
- 2023-08-25 CN CN202322312096.2U patent/CN220863902U/en active Active
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