CN216127174U - Installation dismounting device of new forms of energy battery box steel bushing - Google Patents
Installation dismounting device of new forms of energy battery box steel bushing Download PDFInfo
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- CN216127174U CN216127174U CN202122861439.1U CN202122861439U CN216127174U CN 216127174 U CN216127174 U CN 216127174U CN 202122861439 U CN202122861439 U CN 202122861439U CN 216127174 U CN216127174 U CN 216127174U
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- battery box
- sleeve
- steel bushing
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- pressing plate
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Abstract
The utility model relates to the technical field of battery box steel bushing installation, in particular to an installation and disassembly device of a new energy battery box steel bushing, which can realize the interference installation and disassembly of the new energy battery box steel bushing through simple nut locking rotation, and comprises a screw rod, a flange nut, a pressing plate and a sleeve, wherein the sleeve and the pressing plate are sequentially arranged on the upper side or the lower side of a battery box lifting lug profile, the pressing plate is provided with a through hole, the screw rod is in a stepped rod shape, one end of the screw rod is a large-diameter end, one end of the large-diameter end is connected with a small-diameter rod part, shaft shoulders are arranged at the transition part of the large-diameter end and the small-diameter rod part, the other end of the small-diameter rod part is provided with a thread, the small-diameter rod part of the screw rod sequentially penetrates through the battery box steel bushing, the battery box profile, the sleeve and the pressing plate from the other side of the battery box lifting lug profile, the installation hole of the battery box lifting lug profile, the sleeve and the through hole of the sleeve and the pressing plate are concentric, the shaft shoulder of the screw is attached to the bottom of a steel sleeve of the battery box or the flange surface, and the small-diameter rod part penetrates through the part of the pressing plate to be connected with the flange nut.
Description
Technical Field
The utility model relates to the technical field of battery box steel bushing installation, in particular to an installation and disassembly device for a new energy battery box steel bushing.
Background
The interference assembly method of the existing new energy battery box steel sleeve mainly comprises the following steps: (1) manual hammering method: the surface of the part can be scratched after the installation, so that the appearance is influenced; the coaxiality of the steel sleeve and the mounting hole is not easy to guarantee; vibration in the hammering process easily damages the battery box type material structure, so that the welding seam of a product is vibrated and cracked, and the final product is scrapped; (2) press-in method of press machine: the production of new energy battery boxes has a longer life cycle, and if the lifting lug steel bushing is installed in the sample production stage in such a way, more funds need to be invested on equipment and tools; on the other hand, the press machine is used for pressing the steel sleeve, so that the field maintenance of the battery box is inconvenient; (3) and (3) cold-charging method: this method is complicated in process; the operation requirement is high; the installation difficulty is high; the cost is high; (4) a hot charging method: has similar disadvantages as the cold-charging method.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problems, the utility model provides the device for mounting and dismounting the steel bushing of the new energy battery box, which has the characteristics of high implementation efficiency, simplicity, portability, simple and convenient operation, good fixing effect, low cost and the like, and can realize the interference mounting and dismounting of the steel bushing of the new energy battery box through simple nut locking rotation, thereby realizing high-efficiency and rapid production.
In order to realize the purpose, the utility model is realized by adopting the following technical scheme:
the device for mounting and dismounting the steel bushing of the new energy battery box comprises a screw, a flange nut, a pressing plate and a sleeve, wherein the sleeve and the pressing plate are sequentially arranged on the upper side or the lower side of a lifting lug profile of the battery box, a through hole is formed in the pressing plate, the screw is in a stepped rod shape, one end of the screw is a large-diameter end, one end of the large-diameter end is connected with a small-diameter rod part, a shaft shoulder is arranged at the transition part of the large-diameter end and the small-diameter rod part, threads are arranged at the other end of the small-diameter rod part, the small-diameter rod part of the screw sequentially penetrates through the steel bushing of the battery box, the lifting lug profile of the battery box, the sleeve and the pressing plate from the other side of the lifting lug profile of the battery box, the mounting hole of the steel bushing of the battery box, the sleeve and the through hole of the pressing plate are concentric, the shaft shoulder of the screw is attached to the bottom or the flange surface of the steel bushing of the battery box, and the small-diameter rod part of the pressing plate penetrates through the flange nut.
In a possible technical scheme, a shaft shoulder of the screw is in clearance fit with the inner diameter of a steel sleeve of the battery box.
In a possible technical scheme, a thrust ball bearing is arranged between the pressure plate and the sleeve.
In a possible technical scheme, the outer diameter of the thrust ball bearing is the same as that of the sleeve.
In a possible technical scheme, the inner diameter of the pressing plate is the same as that of a steel sleeve of the battery box.
In a possible technical scheme, the inner diameter of the sleeve is slightly larger than the diameter of a flange of a steel sleeve of the battery box.
In a possible technical scheme, the inner diameter of the mounting hole of the lifting lug profile of the battery box is in interference fit with the outer diameter of a steel sleeve of the battery box.
Compared with the prior art, the utility model has the beneficial effects that: the shaft shoulder of the screw is attached to the bottom or flange surface of the battery box steel bushing so as to drive the battery box steel bushing to move, and the interference installation and the disassembly of the new energy battery box steel bushing can be realized through simple nut locking rotation; the stroke is adjusted by adjusting the length of the screw rod so as to adapt to the installation and the disassembly of steel sleeves of battery boxes of different models; being provided with through sleeve and clamp plate helps the location of the direction of motion of screw rod, can guarantee the axiality of battery box steel bushing and battery box lug section bar mounting hole when finally realizing the installation, have implementation efficiency height, simple and easy portable, easy and simple to handle, fixed effectual, characteristics such as low cost avoid artifical hammering probably to cause the trace of pounding on part surface after the installation, realized high-efficient quick production.
Drawings
FIG. 1 is a schematic structural diagram of a mounting and dismounting device for a steel sleeve of a new energy battery box according to an embodiment of the utility model;
FIG. 2 is a schematic view of an installation structure of an installation and disassembly device for a steel sleeve of a new energy battery box according to an embodiment of the utility model;
FIG. 3 is a schematic structural diagram of a dismounting structure of the mounting and dismounting device for the steel sleeve of the new energy battery box according to the embodiment of the utility model;
reference numerals: 1-screw, 2-flange nut, 3-pressing plate, 4-thrust ball bearing, 5-sleeve, 6-battery box steel bushing and 7-battery box lifting lug profile.
Detailed Description
The following detailed description of embodiments of the present invention is provided in connection with the accompanying drawings and examples. The following examples are intended to illustrate the utility model but are not intended to limit the scope of the utility model.
As shown in fig. 1, the device for mounting and dismounting a steel bushing of a new energy battery box according to an embodiment of the present invention includes a screw 1, a flange nut 2, a pressing plate 3 and a sleeve 5, wherein the sleeve 5 and the pressing plate 3 are sequentially disposed on the upper side or the lower side of a lifting lug profile 7 of the battery box, the sleeve 5 is a round sleeve, the pressing plate 3 is a round flat plate, a through hole is disposed at the center thereof, the screw 1 is a stepped rod, one end of the screw is a large diameter end, one end of the large diameter end is connected with a small diameter rod part, a shaft shoulder is disposed at a transition portion of the large diameter end and the small diameter rod part, a thread is disposed at the other end of the small diameter rod part, the small diameter rod part of the screw 1 sequentially penetrates through the steel bushing 6 of the battery box lifting lug, the lifting lug profile 7 of the battery box, the sleeve 5 and the pressing plate 3, a mounting hole of the lifting lug profile 7 of the battery box, the sleeve 5 and the through hole of the pressing plate 3 are concentric, the shaft shoulder of the screw 1 is attached to the bottom or the flange surface of the steel bushing 6 of the battery box, the part of the small diameter rod part passing through the pressure plate 3 is connected with the flange nut 2.
As shown in fig. 2, in the process of installing the battery box steel bushing 6, the battery box steel bushing 6 is concentrically aligned with the installation hole of the battery box lifting lug profile 7, the flange surface of the battery box steel bushing 6 faces downwards, the screw rod 1 penetrates through the battery box steel bushing 6, the shaft shoulder of the screw rod 1 is attached to the flange surface of the battery box steel bushing 6, the sleeve 5 and the pressing plate 3 are stacked from bottom to top and concentrically installed on the battery box lifting lug profile 7, the screw rod 1 penetrates through the battery box steel bushing 6, the battery box lifting lug profile 7, the sleeve 5 and the pressing plate 3, and the extending end of the screw rod is in threaded connection with the flange nut 2; through the meshing of flange nut 2 and screw rod 1 when screwing flange nut 2 with the spanner, drive screw rod 1 upward movement, screw rod 1 drives battery box steel bushing 6 upward movement, until the flange face of battery box steel bushing 6 and the outer edge laminating of the mounting hole of battery box lug section bar 7, thereby realize the cooperation installation of the mounting hole of battery box steel bushing 6 and battery box lug section bar 7, reverse rotation flange nut 2 after the installation is accomplished, with screw rod 1, sleeve 5 and clamp plate 3 demolish can.
As shown in fig. 3, if the battery box steel bushing 6 is installed on the battery box lifting lug profile 7 in an initial state in an interference manner, and the battery box steel bushing 6 needs to be disassembled, the screw rod 1 penetrates through the battery box steel bushing 6, at the moment, the flange surface direction of the battery box steel bushing 6 is upward, the shaft shoulder of the screw rod 1 is attached to the bottom of the battery box steel bushing 6, the sleeve 5 and the pressing plate 3 are concentrically stacked and installed on the battery box lifting lug profile 7 from bottom to top, the screw rod 1 penetrates through the battery box steel bushing 6, the battery box lifting lug profile 7, the sleeve 5 and the pressing plate 3, and the extending end is in threaded connection with the flange nut 2; when the flange nut 2 is screwed by a wrench, the screw rod 1 is driven to move upwards through the engagement of the flange nut 2 and the screw rod 1, and the screw rod 1 drives the battery box steel bushing 6 to move upwards, so that the battery box steel bushing is detached.
It should be understood that, the above-mentioned directions of the battery box lifting lug profile 7 relative to the pressing plate 3 and the sleeve 5 during the installation and the removal of the battery box steel bushing are opposite, for the convenience of understanding and description, the pressing plate 3 and the sleeve 5 are placed on the upper side in fig. 2 and 3, and in the practical application, the sleeve 5 and the pressing plate 3 should be sequentially arranged on the upper side or the lower side of the battery box lifting lug profile 7 to adapt to the matching of the installation and the removal directions of the installation holes of the battery box steel bushing 6 and the battery box lifting lug profile 7.
According to the utility model, the shaft shoulder of the screw is attached to the bottom or flange surface of the battery box steel bushing so as to drive the battery box steel bushing to move, and the interference installation and disassembly of the new energy battery box steel bushing can be realized through simple nut locking rotation; the stroke is adjusted by adjusting the length of the screw rod so as to adapt to the installation and the disassembly of steel sleeves of battery boxes of different models; being provided with through sleeve and clamp plate helps the location of the direction of motion of screw rod, can guarantee the axiality of battery box steel bushing and battery box lug section bar mounting hole when finally realizing the installation, have implementation efficiency height, simple and easy portable, easy and simple to handle, fixed effectual, characteristics such as low cost avoid artifical hammering probably to cause the trace of pounding on part surface after the installation, realized high-efficient quick production.
In a preferred aspect of the utility model, the flange nut 2 is a hexagonal flange nut, and the threads of the screw 1 match the thread type of the flange nut 2.
In a preferred aspect of the utility model, the shaft shoulder of the screw 1 is in clearance fit with the inner diameter of the steel sleeve 6 of the battery box, so that the positioning effect can be achieved simultaneously.
In the preferred aspect of the utility model, the thrust ball bearing 4 is arranged between the pressure plate 3 and the sleeve 5, and the thrust ball bearing can reduce the action of friction force between the pressure plate and the sleeve, so that operators can save time and labor, and the production efficiency is improved. Preferably, in order to ensure the efficiency of the screw drive, the surface of the screw 1 and the thrust ball bearing 4 need to be lubricated with grease.
In a preferred aspect of the present invention, the outer diameter of the thrust ball bearing 4 is the same size as the outer diameter of the sleeve 5, facilitating the arrangement of the concentric positions of the thrust ball bearing 4 and the sleeve 5.
In a preferred aspect of the utility model, the inner diameter of the pressing plate 3 is the same as that of the battery box steel bushing 6, so that the battery box steel bushing 6 and the mounting hole of the battery box lifting lug profile 7 are coaxially mounted through the positioning effect of the pressing plate 3.
In a preferred aspect of the utility model, the inner diameter of the sleeve 5 is slightly larger than the flange diameter of the battery box steel bushing 6, so that the battery box steel bushing can be smoothly detached.
In a preferred aspect of the utility model, the inner diameter of the mounting hole of the lifting lug profile 7 of the battery box is in interference fit with the outer diameter of the steel sleeve 6 of the battery box; preferably, the interference magnitude between the inner diameter of the mounting hole of the battery box lifting lug profile 7 and the outer diameter of the battery box steel bushing 6 is 0.1mm, so that the battery box steel bushing 6 can be conveniently mounted and dismounted in the mounting hole of the battery box lifting lug profile 7.
The above description is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, several modifications and variations can be made without departing from the technical principle of the present invention, and these modifications and variations should also be regarded as the protection scope of the present invention.
Claims (7)
1. The mounting and dismounting device for the new energy battery box steel bushing is characterized by comprising a screw rod (1), a flange nut (2), a pressing plate (3) and a sleeve (5), wherein the sleeve (5) and the pressing plate (3) are sequentially arranged on the upper side or the lower side of a battery box lifting lug profile (7), a through hole is formed in the pressing plate (3), the screw rod (1) is in a stepped rod shape, one end of the screw rod is a large-diameter end, one end of the large-diameter end is connected with a small-diameter rod part, a shaft shoulder is arranged at the transition part of the large-diameter end and the small-diameter rod part, a thread is arranged at the other end of the small-diameter rod part, the small-diameter rod part of the screw rod (1) sequentially penetrates through the battery box steel bushing (6), the battery box lifting lug profile (7), the sleeve (5) and the pressing plate (3) from the other side of the battery box lifting lug profile (7), the mounting hole of the battery box lifting lug steel bushing (6), the battery box lifting lug profile (7), the sleeve (5) and the through hole of the pressing plate (3) are concentric, the shaft shoulder of the screw rod (1) is attached to the bottom or flange surface of a battery box steel sleeve (6), and the small-diameter rod part penetrates through the part of the pressing plate (3) and is connected with the flange nut (2).
2. The device for mounting and dismounting the steel bushing of the new energy battery box as claimed in claim 1, wherein the shaft shoulder of the screw (1) is in clearance fit with the inner diameter of the steel bushing (6) of the battery box.
3. The device for mounting and dismounting the steel sleeve of the new energy battery box as claimed in claim 2, characterized in that a thrust ball bearing (4) is arranged between the pressure plate (3) and the sleeve (5).
4. The device for mounting and dismounting the steel sleeve of the new energy battery box as claimed in claim 3, wherein the outer diameter of the thrust ball bearing (4) is the same as the outer diameter of the sleeve (5).
5. The device for mounting and dismounting the steel bushing of the new energy battery box as claimed in claim 4, wherein the inner diameter of the pressure plate (3) is the same as the inner diameter of the steel bushing (6) of the battery box.
6. The device for mounting and dismounting the steel bushing of the new energy battery box as claimed in claim 5, wherein the inner diameter of the sleeve (5) is slightly larger than the flange diameter of the steel bushing (6) of the battery box.
7. The device for installing and disassembling the steel bushing of the new energy battery box according to claim 6, characterized in that the inner diameter of the installation hole of the lifting lug profile (7) of the battery box is in interference fit with the outer diameter of the steel bushing (6) of the battery box.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122861439.1U CN216127174U (en) | 2021-11-19 | 2021-11-19 | Installation dismounting device of new forms of energy battery box steel bushing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122861439.1U CN216127174U (en) | 2021-11-19 | 2021-11-19 | Installation dismounting device of new forms of energy battery box steel bushing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216127174U true CN216127174U (en) | 2022-03-25 |
Family
ID=80779029
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122861439.1U Active CN216127174U (en) | 2021-11-19 | 2021-11-19 | Installation dismounting device of new forms of energy battery box steel bushing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216127174U (en) |
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2021
- 2021-11-19 CN CN202122861439.1U patent/CN216127174U/en active Active
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