Battery module screw disassembling device

Abstract

The utility model discloses a battery module screw disassembling device, relates to the technical field of screw disassembling devices, and aims to solve the technical problems that the current disassembling screwdriver is extremely inconvenient to operate, and the wrist load of a user is large due to high-strength operation, the battery module screw disassembling device comprises a handle frame, a pull rod, a straight barrel, a tool bit and a bottom barrel, side grooves are formed in the two sides of the interior of the handle frame, and the pull rod is arranged in the straight barrel. The two ends of the pull rod are slidably installed in the two side grooves through elastic connecting structures, each elastic connecting structure is composed of a telescopic rod and a first spring, the upper end of the straight cylinder is fixed to the middle of the top of the inner side of the handle frame, the side grooves are formed in the two sides of the straight cylinder, a screw cylinder is arranged at the top end of the interior of the straight cylinder, and a built-in rod is arranged in the middle of the straight cylinder. The bottom cylinder is slidably mounted at the bottom end in the straight cylinder, and the bottom of the built-in rod is connected with the bottom cylinder through a connecting piece. The utility model has the advantages that the butt joint is convenient, the screw is disassembled in a pulling way, the operation difficulty is reduced, and the wrist load is reduced.

Description

TECHNICAL FIELD

[0001] The utility model relates to screw disassembling device technical field more specifically, relate to a battery module screw disassembling device. BACKGROUND

[0002] The battery module is combined together by a plurality of battery monomers through series connection, parallel connection or series-parallel connection, and is equipped with necessary protection circuit, connecting part and shell structure, thereby forming a relatively independent battery unit combination.

[0003] The lithium battery module is generally installed in the adapted shell body, is fixed through the connecting piece cooperation screw.In the disassembly replacement of module, generally carries out screw disassembly through screwdriver structure.The existing screwdriver structure operation is relatively inconvenient, needs to butt joint screw cap upper slot of the bit part, then manually rotates screwdriver and drives screw thread separation, and this operation mode needs to rotate screwdriver continuously, and needs to keep screwdriver vertical state in the rotating process, avoids butt joint place misplacement, and operation is extremely inconvenient. UTILITY MODEL CONTENTS

[0004] The utility model discloses a battery module screw disassembling device to overcome the deficiency of prior art, adapt to the reality needs, to solve the current disassembly screwdriver operation extremely inconvenient, high strength operation to the technical problem of heavy load of user wrist.

[0005] To solve the above technical problem, the utility model provides the following technical scheme: a battery module screw disassembling device, including handle frame, pull rod, straight cylinder, bit and bottom cylinder, both sides in the inside of handle frame are all seted up with side groove, and the both ends of pull rod are slidably installed in two side grooves through elastic connecting structure, and elastic connecting structure is composed of telescopic link and first spring, the upper end of straight cylinder is fixed in handle frame inboard top middle part, and both sides of straight cylinder are all seted up with side groove, be equipped with screw cylinder in the inside top end of straight cylinder, be equipped with built-in rod in the middle part of straight cylinder, the bottom cylinder is slidably installed in the inside bottom end of straight cylinder, and the bottom of built-in rod is connected with bottom cylinder through connecting piece.

[0006] The utility model discloses a handle is held on the upper side of the frame when using, and the finger part is recycled, holds the frame and the pull rod part, and the bottom cutter of the device is butt jointed with the slot of the screw cap, and the pull rod part is pulled to make it slide upwards, and the pull rod drives the linkage block to go up synchronously, and the linkage block drives the built-in rod to go up, and the built-in rod is rotated with the screw cylinder in the process of going up, and the built-in rod rotates simultaneously in the process of going up, and the built-in rod drives the bottom connecting piece synchronously, and the connecting piece drives the bottom cylinder synchronously, and the bottom cylinder drives the cutter part to go up and rotate synchronously, and the screw thread is separated through the cutter, and the screw is disassembled through the structure of pulling, and wrist rotation is not needed, and the human body load is reduced, and the convenience is improved, and the cutter is connected with the connecting cylinder through the magnet and the limiting slot of the plug-in end, and the cutter is convenient to replace, and when the cutter is butt jointed with the screw cap, the straight cylinder part is pressed down, and the cutter part is retracted to the inside of the bottom cylinder, and the movable sheet drives the second spring to retract, and the straight cylinder bottom opening is attached with the screw installation part, and the device is kept in the vertical state, and the screw is disassembled conveniently, and the second spring and the movable sheet in the bottom cylinder make the cutter have a certain lifting space, and the above-mentioned elastic lifting space is the compensation space of the screw thread coefficient, and the screw thread coefficient of the screw cylinder and the screw thread coefficient are adapted to the screw thread coefficient of the screw, and the device can disassemble the screw of different screw thread coefficients, and the practicability of the device is improved.

[0007] Preferably, the middle of the pull rod is provided with a thimble part, and the thimble part is provided with a linkage block, the thimble part is slidingly sleeved on the outside of the straight cylinder, and the linkage block is slidingly installed in the straight cylinder through a side groove.

[0008] Preferably, the top end of the built-in rod is provided with a threaded part, and the threaded part is threadedly connected with the screw cylinder, and the middle of the built-in rod is rotationally connected with the linkage block through a shaft sleeve.

[0009] Preferably, the inside bottom end opening of the bottom cylinder is slidingly installed with a movable sheet, the upper end opening of the bottom cylinder is provided with a connecting piece, and the bottom of the built-in rod is fixed on the connecting piece.

[0010] Preferably, the movable sheet and the connecting piece are connected through a second spring, and the inside of the bottom cylinder is annularly arranged with a limiting strip, and the movable sheet and the limiting strip are slidingly connected.

[0011] Preferably, the middle of the movable sheet is penetratingly installed with a connecting cylinder, the top end of the cutter is fixed with a connecting rod, and the connecting rod is provided with a plug-in end.

[0012] Preferably, the plug-in end is plug-connected in the connecting cylinder, and the connecting cylinder is provided with a magnet and the plug-in end is adsorptively connected.

[0013] Compared with the prior art, the utility model has the beneficial effects that:

[0014] 1. The utility model discloses a frame is designed, and the bottom cutter of the device is docked with the slot of the nut, and the pull rod part is pulled to make it slide upwards, and the pull rod drives the linkage block to go up synchronously, and the linkage block drives the built-in rod to go up, and the built-in rod is rotated in the process of going up, and the built-in rod drives the bottom connecting piece synchronously, and the connecting piece drives the bottom cylinder synchronously, and the bottom cylinder drives the cutter part to go up and rotate synchronously, and the screw thread is separated through the cutter, and the screw disassembly operation is completed through the structure of pulling, and wrist rotation is not needed, and the human body load is reduced, and the convenience is improved.

[0015] 2. The utility model discloses a bottom cylinder is designed, and the cutter is docked with the connecting cylinder through the magnet of the plug-in end and the limiting slot, and is convenient to replace, when the cutter is docked with the nut, the straight cylinder part is pressed down, and the cutter part is retracted to the inside of the bottom cylinder, and the movable piece drives the second spring to retract, and the straight cylinder bottom opening is attached with the screw installation part at this time, and the device is kept in the vertical state, convenient for the screw disassembly, and the second spring in the bottom cylinder and the movable piece make the cutter have a certain lifting space, and the above-mentioned elastic lifting space is the compensation space of the screw thread coefficient, makes the screw thread coefficient of the screw cylinder and the screw thread part adapt to the screw thread coefficient, and the device can disassemble the screw of different screw thread coefficients, and the practicality of the device is improved. ACCURACY OF DRAWINGS

[0016] Figure 1 It is the front view structure schematic drawing of the utility model;

[0017] Figure 2 It is the frame section view structure schematic drawing of the utility model;

[0018] Figure 3 It is the straight cylinder section view structure schematic drawing of the utility model;

[0019] Figure 4 It is the built-in rod structure schematic drawing of the utility model;

[0020] Figure 5 It is the bottom cylinder structure schematic drawing of the utility model;

[0021] Figure 6 It is the cutter structure schematic drawing of the utility model.

[0022] Mark explanation in drawing: 1, frame; 101, pull rod; 102, telescopic rod; 103, first spring; 104, linkage block; 105, collar part; 106, adjusting groove; 2, straight cylinder; 201, screw cylinder; 202, side groove; 203, connecting piece; 3, cutter; 301, plug-in end; 302, connecting rod; 4, built-in rod; 401, screw thread part; 402, shaft sleeve; 5, bottom cylinder; 501, second spring; 502, limiting strip; 503, movable piece; 504, connecting cylinder. DETAILED DESCRIPTION

[0023] As Figures 1 to 5 The utility model relates to a battery module screw dismounting device, including frame 1, pull rod 101, straight cylinder 2, tool bit 3 and bottom cylinder 5, the inside both sides of frame 1 are all seted up with side groove 202, and the both ends of pull rod 101 are slidably installed in two side grooves 202 through elastic connecting structure, and elastic connecting structure is composed of telescopic link 102 and first spring 103, the middle part of pull rod 101 is equipped with collar part 105, and the inside of collar part 105 is equipped with linkage block 104, and collar part 105 is slidably sleeved on the outside of straight cylinder 2, and linkage block 104 is slidably installed in straight cylinder 2 through side groove 202, and the upper end of straight cylinder 2 is fixed in the inside top middle part of frame 1, and the both sides of straight cylinder 2 are all seted up with side groove 202, and the inside top of straight cylinder 2 is equipped with screw cylinder 201, and the middle part of straight cylinder 2 is equipped with built-in rod 4, and the top of built-in rod 4 is equipped with screw part 401, and screw part 401 is threadedly connected with screw cylinder 201, and the middle part of built-in rod 4 is rotatably connected with linkage block 104 through shaft sleeve 402, the slot of nut of tool bit 3 at the bottom of the device is butt joint, pull rod 101 is pulled and makes it slide upwards, pull rod 101 drives linkage block 104 to rise synchronously, linkage block 104 drives built-in rod 4 to rise, and screw part 401 and screw cylinder 201 complete screw rotation in the process of built-in rod 4 rising, built-in rod 4 rotates simultaneously in the process of rising, and built-in rod 4 drives bottom connecting piece 203 synchronously, connecting piece 203 drives bottom cylinder 5 synchronously, and bottom cylinder 5 drives tool bit 3 part to rise and rotate synchronously, and the dismounting of screw thread separation is completed through tool bit 3, and the dismounting operation of screw is completed through the structure of pulling, without wrist rotation, reduce the human load, and improve the convenience.

[0024] As Figures 2 to 6The utility model relates to a battery module screw dismounting device, including frame 1, pull rod 101, straight cylinder 2, tool bit 3 and bottom cylinder 5, bottom cylinder 5 sliding installation is in the inside bottom end of straight cylinder 2, and the bottom of built -in rod 4 is connected with bottom cylinder 5 through connecting piece 203, and the inside bottom end opening of bottom cylinder 5 is slidingly installed with movable sheet 503, and the upper end opening of bottom cylinder 5 is equipped with connecting piece 203, and the bottom of built -in rod 4 is fixed on connecting piece 203, and movable sheet 503 is connected with connecting piece 203 through second spring 501, and the inside ring array distribution of bottom cylinder 5 is limited strip 502, and movable sheet 503 is slidingly connected with limited strip 502, and the middle part of movable sheet 503 is installed with connecting cylinder 504, and the upper end of tool bit 3 is fixed with connecting rod 302, and the connecting rod 302 is equipped with the spigot end 301, and the spigot end 301 upper end is inserted in connecting cylinder 504, and connecting cylinder 504 is equipped with magnet and spigot end 301 adsorption connection, and tool bit 3 is completed with connecting cylinder 504 through the magnet of spigot end 301 and limit slot mouth and is attracted to each other, and it is convenient to replace, when tool bit 3 is docked with the screw cap, the straight cylinder 2 part is pressed down, and tool bit 3 part is retracted to the inside of bottom cylinder 5, and movable sheet 503 is lifted and drives second spring 501 to retract, at this time, the bottom opening of straight cylinder 2 is fitted with screw installation part, and the utility model discloses keep perpendicular state, make it convenient for the dismounting of screw, and the second spring 501 in bottom cylinder 5 and movable sheet 503 make tool bit 3 have certain lifting space, and the above-mentioned elastic lifting space is the compensation space of screw thread coefficient, make the screw thread coefficient of screw cylinder 201 and screw thread part 401 connection adapt the screw thread coefficient of screw, make the utility model can dismount the screw of different screw thread coefficient, improve the practicality of device.

[0025] Working principle: the embodiment provides a battery module screw disassembling device, when using, the operator holds the upper side of the handle frame 1 with the palm, recycles the finger part, holds the handle frame 1 and the pull rod 101 part, the bottom cutter head 3 of the device is connected with the slot of the nut, the pull rod 101 part is pulled to slide upwards, the linkage block 104 is driven upwards by the pull rod 101, the linkage block 104 drives the built-in rod 4 to rise, the thread part 401 and the screw cylinder 201 complete thread rotation in the process of the built-in rod 4 rising, the built-in rod 4 rotates simultaneously in the process of rising, the bottom connecting piece 203 is driven synchronously by the built-in rod 4, the bottom cylinder 5 is driven synchronously by the connecting piece 203, the cutter head 3 part is driven synchronously to rise and rotate by the bottom cylinder 5, the screw thread is separated by the cutter head 3 to complete disassembly, the screw disassembly operation is completed through the structure of pulling, without wrist rotation, the human body load is reduced, and the convenience is improved, the cutter head 3 is connected with the connecting cylinder 504 through the magnet of the plug-in end 301 and the limiting slot, and the magnetic attraction type is connected, so that the cutter head 3 is convenient to replace, when the cutter head 3 is connected with the nut, the straight cylinder 2 part is pressed down, the cutter head 3 part is retracted into the bottom cylinder 5, the movable sheet 503 is lifted to drive the second spring 501 to retract, at this time, the straight cylinder 2 bottom opening is attached to the screw mounting part, the device is kept in the vertical state, the screw disassembly is facilitated, and the second spring 501 and the movable sheet 503 in the bottom cylinder 5 make the cutter head 3 have a certain lifting space, the above-mentioned elastic lifting space is a compensation space of the screw thread coefficient, the thread coefficient of the screw cylinder 201 and the thread part 401 is adapted to the thread coefficient of the screw, so that the device can disassemble screws with different thread coefficients, and the practicability of the device is improved.

[0026] The embodiment of the utility model discloses the preferable embodiment, but is not limited to this, the ordinary skill in the art, the spirit of the utility model is appreciated to the above-mentioned embodiment, and different extension and change are made, but as long as not departing from the spirit of the utility model, are in the protection range of the utility model.

Claims

1. A battery module screw disassembly device, comprising a frame (1), a pull rod (101), a straight cylinder (2), a tool bit (3) and a bottom cylinder (5), characterized in that: The both sides of the inside of the frame (1) are provided with side grooves (202), the both ends of the pull rod (101) are slidably installed in the two side grooves (202) through elastic connecting structures, and the elastic connecting structures are composed of telescopic rods (102) and first springs (103), the upper end of the straight cylinder (2) is fixed at the middle of the top of the inside of the frame (1), and the both sides of the straight cylinder (2) are provided with side grooves (202), the top end of the inside of the straight cylinder (2) is provided with a screw cylinder (201), the middle of the straight cylinder (2) is provided with an embedded rod (4), and the bottom end of the inside of the straight cylinder (2) is slidably installed with a bottom cylinder (5), and the bottom of the embedded rod (4) is connected with the bottom cylinder (5) through a connecting piece (203).

2. The battery module screw disassembly device of claim 1, wherein: The middle of the pull rod (101) is provided with a collar part (105), and the collar part (105) is provided with a linkage block (104), the collar part (105) is slidably sleeved on the outside of the straight cylinder (2), and the linkage block (104) is slidably installed in the straight cylinder (2) through the side groove (202).

3. The battery module screw disassembly device of claim 2, wherein: The top end of the embedded rod (4) is provided with a threaded part (401), and the threaded part (401) is threadedly connected with the screw cylinder (201), and the middle of the embedded rod (4) is rotatably connected with the linkage block (104) through a shaft sleeve (402).

4. The battery module screw disassembly device of claim 3, wherein: The bottom end opening of the inside of the bottom cylinder (5) is slidably installed with a movable piece (503), the upper end opening of the bottom cylinder (5) is provided with a connecting piece (203), and the bottom of the embedded rod (4) is fixed on the connecting piece (203).

5. The battery module screw disassembly device of claim 4, wherein: The movable piece (503) and the connecting piece (203) are connected through a second spring (501), and the inside of the bottom cylinder (5) is annularly arranged with limit strips (502), and the movable piece (503) is slidably connected with the limit strips (502).

6. The battery module screw disassembly device of claim 5, wherein: The middle of the movable piece (503) is penetratedly installed with a connecting cylinder (504), the upper end of the tool bit (3) is fixed with a connecting rod (302), and the connecting rod (302) is provided with a plug-in end (301).

7. The battery module screw disassembly device of claim 6, wherein: The plug-in end (301) is plugged into the connecting cylinder (504), and the connecting cylinder (504) is provided with a magnet and is adsorptively connected with the plug-in end (301).

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