CN215220895U

CN215220895U - Lithium battery pack with quick assembly disassembly structure

Info

Publication number: CN215220895U
Application number: CN202121219602.8U
Authority: CN
Inventors: 李晓哲; 范华明
Original assignee: Shanghai Yuanlv Energy Technology Co ltd
Current assignee: Shanghai Yuanlv Energy Technology Co ltd
Priority date: 2021-06-02
Filing date: 2021-06-02
Publication date: 2021-12-17
Anticipated expiration: 2031-06-02

Abstract

The utility model discloses a lithium cell group with quick assembly disassembly structure, including base and three group's battery bodys, the upper end of base has set firmly four group's frame plates that are the equidistance and distribute, the inside of battery body has the slot that the cooperation locking piece was pegged graft, the inside of frame plate is provided with so that the elastic stretching mechanism of locking piece withdrawal, the inside of frame plate still is provided with so that the outside gliding extrusion of locking piece carries out the mechanism. The utility model discloses in, at first, promote the locating plate downwards, drive two sets of locking pieces and outwards slide in step, when the locking piece inserts in the inside slot of cell body, can accomplish the equipment location to the cell body of frame plate both sides, secondly, the pine fastening bolt that unscrews makes locating plate and frame plate break away from mutually, at this moment, synchronous opposite direction removal will be done to two sets of sliding sleeves under compression spring's effect, can accomplish the dismantlement to the cell body, this kind of mode easy operation is swift, the corresponding personnel's of being convenient for use has improved the dismouting efficiency of group battery.

Description

Lithium battery pack with quick assembly disassembly structure

Technical Field

The utility model relates to a lithium cell group technical field especially relates to a lithium cell group with quick assembly disassembly structure.

Background

The battery pack is divided into a series battery pack and a parallel battery pack, the voltage of each battery is required to be the same by the parallel battery pack, the output voltage is equal to the voltage of one battery, and the parallel battery pack can provide stronger current.

The in-process of current lithium cell group at the equipment, mostly through bolt-up's mode, fixes several groups battery piece in proper order on the dress puts the frame, and on the same reason, also need be used for the bolt of fixed battery piece in proper order the unscrewing at the in-process of dismantling as the group battery, just can put the frame with the battery piece from the dress and take off, this kind of group battery equipment mode complex operation influences the dismouting efficiency of group battery.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a: in order to solve the problems in the prior art, a lithium battery pack with a quick-assembly and disassembly structure is provided.

In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides a lithium cell group with quick assembly disassembly structure, includes the base and installs three group's battery bodys on the base, the upper end of base has set firmly four group's frame plates that are the equidistance and distribute, is located two sets of between the battery bodys the equal sliding connection in inside of frame plate has two sets of locking pieces that are the symmetric distribution, the inside of battery body has the slot that the cooperation locking piece was pegged graft, the inside of frame plate is provided with so that the elastic stretching mechanism of locking piece withdrawal, the inside of frame plate still is provided with so that the outside gliding extrusion of locking piece carries out the mechanism, the upside of frame plate is provided with the bolt positioning mechanism in order to push away the mechanism location.

As a further description of the above technical solution:

the extrusion pushing mechanism comprises a sliding rod, a butt joint block and a butt joint groove, the sliding rod penetrates through the frame plate, the butt joint block is fixedly arranged in the frame plate at the extending end of the sliding rod, and the butt joint groove matched with the butt joint block for use is formed in the lock block.

As a further description of the above technical solution:

the end face of the abutting groove, which is attached to the locking block, is of an inclined slope surface structure matched with the abutting groove.

As a further description of the above technical solution:

the elastic stretching mechanism comprises an external sleeve, a sliding sleeve, a support arm and a compression spring, the external sleeve is fixedly arranged inside the frame plate, and the external sleeve is arranged on the outer side of the sliding rod and connected with the sliding rod in a sliding mode.

As a further description of the above technical solution:

the inside of external sleeve is located the outside sliding connection of slide bar and is had two sets of sliding sleeves, the outside of slide bar is located the cover and is equipped with compression spring between the inner wall of sliding sleeve and external sleeve.

As a further description of the above technical solution:

two sets of the sliding sleeve all with the butt groove between the inner wall rotate be connected with two sets of support arms that are the symmetric distribution.

As a further description of the above technical solution:

the bolt positioning mechanism comprises a positioning plate and fastening bolts, the positioning plate is fixedly arranged at one end, located on the outer side of the frame plate, of the sliding rod, and the two groups of fastening bolts are rotatably connected to the outer side of the positioning plate.

To sum up, owing to adopted above-mentioned technical scheme, the beneficial effects of the utility model are that:

1. the utility model discloses in, be equipped with the frame plate on the base, it is in to be equipped with slide bar and locking piece in the frame plate, be equipped with the butt piece on the slide bar, be equipped with the slot that cooperation locking piece was pegged graft in the battery body, put into the mounting groove that forms between the frame plate with three battery bodies of group in proper order, promote the locating plate downwards, make and drive butt piece downstream with the fixed slide bar of locating plate, the butt piece will pass through the sliding fit with the butt groove at the in-process that removes, it outwards slides in step to drive two sets of locking pieces, when the locking piece inserts in the slot of battery body inside, can accomplish the equipment location to the battery body of frame plate both sides, and easy operation is swift, the corresponding personnel's of being convenient for use, the dismouting efficiency of group battery has been improved.

2. The utility model discloses in, be equipped with the outer adapter sleeve in the frame plate, be equipped with compression spring and sliding sleeve in the outer adapter sleeve, be equipped with the support arm between sliding sleeve and locking piece, the pine fastening bolt that unscrews makes the locating plate break away from with the frame plate mutually, drive butt piece rebound through pulling positioning plate, at this moment, synchronous opposite direction removal will be done to two sets of sliding sleeves under compression spring's effect, the support arm stimulates two sets of locking pieces and removes to the inboard direction of frame plate, when the locking piece breaks away from in the slot completely, can accomplish the dismantlement to the battery body, be convenient for corresponding personnel to the dismantlement of battery body.

Drawings

Fig. 1 shows a front view provided in accordance with an embodiment of the present invention;

fig. 2 shows a top view provided in accordance with an embodiment of the present invention;

fig. 3 shows an internal structure schematic diagram of the shelf board provided by the embodiment of the present invention.

Illustration of the drawings:

1. a base; 2. a battery body; 201. a slot; 3. a frame plate; 4. a locking block; 401. a butt joint groove; 5. positioning a plate; 6. fastening a bolt; 7. a slide bar; 8. an external connecting sleeve; 9. a butting block; 10. a sliding sleeve; 11. a support arm; 12. compressing the spring.

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 of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution: a lithium battery pack with a quick assembly disassembly structure comprises a base 1 and three groups of battery bodies 2 arranged on the base 1, wherein four groups of frame plates 3 are fixedly arranged at the upper end of the base 1 and are distributed at equal intervals, two groups of locking blocks 4 which are symmetrically distributed are connected inside the two groups of frame plates 3 positioned between the battery bodies 2 in a sliding way, slots 201 which are matched with the locking blocks 4 for insertion are formed inside the battery bodies 2, an elastic stretching mechanism which enables the locking blocks 4 to retract is arranged inside the frame plates 3, an extrusion pushing mechanism which enables the locking blocks 4 to slide outwards is also arranged inside the frame plates 3, a bolt positioning mechanism which is used for positioning the extrusion pushing mechanism is arranged at the upper side of the frame plates 3, the three groups of battery bodies 2 are sequentially placed into mounting grooves formed between the frame plates 3, then the bolt positioning mechanism and the frame plates 3 are screwed and fixed, the insertion and the placement of the three groups of battery bodies 2 can be completed, the operation is simple and quick, and the use of corresponding personnel is convenient, the disassembly and assembly efficiency of the battery pack is improved.

Specifically, as shown in fig. 3, the extrusion pushing mechanism includes a slide rod 7, a butting block 9 and a butting groove 401, the slide rod 7 penetrates through the inside of the frame plate 3, the butting block 9 is fixedly arranged inside the frame plate 3 at the extending end of the slide rod 7, the butting groove 401 used by the butting block 9 is arranged inside the lock block 4, the end face of the butting groove 401 attached to the lock block 4 is an inclined slope surface structure matched with the end face, the positioning plate 5 is pushed downwards, the slide rod 7 fixed to the positioning plate 5 drives the butting block 9 to move downwards, the butting block 9 is in sliding fit with the butting groove 401 in the moving process, two sets of lock blocks 4 are driven to slide outwards synchronously, and when the lock block 4 is inserted into the slot 201 inside the battery body 2, the assembly positioning of the battery bodies 2 on two sides of the frame plate 3 can be completed.

Specifically, as shown in fig. 1-3, the elastic stretching mechanism includes an external sleeve 8, a sliding sleeve 10, support arms 11 and compression springs 12, the internal portion of the frame plate 3 is fixedly provided with the external sleeve 8, the external sleeve 8 is sleeved on the outer side of the sliding rod 7 and is slidably connected with the sliding rod 7, the internal portion of the external sleeve 8 is slidably connected with two sets of sliding sleeves 10 on the outer side of the sliding rod 7, the compression springs 12 are sleeved on the outer side of the sliding rod 7 between the sliding sleeves 10 and the inner wall of the external sleeve 8, two sets of sliding sleeves 10 are rotatably connected with two sets of support arms 11 which are symmetrically distributed between the inner walls of the abutting groove 401, the bolt positioning mechanism includes a positioning plate 5 and fastening bolts 6, one end of the sliding rod 7 on the outer side of the frame plate 3 is fixedly provided with the positioning plate 5, the outer side of the positioning plate 5 is rotatably connected with two sets of fastening bolts 6, the positioning plate 5 is unscrewed from the fastening bolts 6, the positioning plate 5 is pulled, make locating plate 5 pass through slide bar 7 and drive butt joint piece 9 rebound, at this moment, be located two sets of sliding sleeves 10 in the slide bar 7 outside and will be synchronous opposite direction under compression spring 12's effect and move, sliding sleeve 10 moves to the inboard direction of frame plate 3 through two sets of locking pieces 4 of support arm 11 pulling in-process that remove, when locking piece 4 breaks away from slot 201 completely, can accomplish the dismantlement to battery body 2, the corresponding personnel of being convenient for dismantlement to battery body 2.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a lithium cell group with quick assembly disassembly structure, includes the base and installs the three group battery bodys on the base, its characterized in that, the upper end of base has set firmly four group's frame plates that are the equidistance and distribute, and it is two sets of to be located between the battery body the equal sliding connection in inside of frame plate has two sets of locking pieces that are the symmetric distribution, the inside of battery body has the slot that the cooperation locking piece was pegged graft, the inside of frame plate is provided with so that the elastic stretching mechanism of locking piece withdrawal, the inside of frame plate still is provided with so that the outside gliding extrusion of locking piece carries out the mechanism, the upside of frame plate is provided with the bolt positioning mechanism in order to carry out the mechanism location to the extrusion.

2. The lithium battery pack with the quick-release structure as claimed in claim 1, wherein the pressing and pushing mechanism comprises a sliding rod, a butting block and a butting groove, the sliding rod is slidably inserted into the frame plate, the butting block is fixedly arranged at the extending end of the sliding rod located inside the frame plate, and the butting groove is formed inside the locking block and used for matching with the butting block.

3. The lithium battery pack with the quick-release structure as claimed in claim 2, wherein the abutting groove has an inclined slope structure matching with the end surface of the locking piece.

4. The lithium battery pack with the quick-release structure as claimed in claim 3, wherein the elastic stretching mechanism comprises an external sleeve, a sliding sleeve, a support arm and a compression spring, the internal part of the frame plate is fixedly provided with the external sleeve, and the external sleeve is sleeved on the external side of the sliding rod and is slidably connected with the sliding rod.

5. The lithium battery pack with the quick-release structure as claimed in claim 4, wherein two sets of sliding sleeves are slidably connected to the inner side of the external sleeve at the outer side of the sliding rod, and a compression spring is sleeved on the outer side of the sliding rod between the sliding sleeves and the inner wall of the external sleeve.

6. The lithium battery pack with the quick-release structure as claimed in claim 5, wherein two sets of symmetrically arranged arms are rotatably connected between the two sets of sliding sleeves and the inner wall of the abutting groove.

7. The lithium battery pack with the quick-assembly and disassembly structure as claimed in claim 6, wherein the bolt positioning mechanism comprises a positioning plate and fastening bolts, the positioning plate is fixedly arranged at one end of the sliding rod located at the outer side of the frame plate, and two sets of fastening bolts are rotatably connected to the outer side of the positioning plate.