CN215070174U

CN215070174U - Connecting device of new energy battery pack

Info

Publication number: CN215070174U
Application number: CN202023075900.2U
Authority: CN
Inventors: 张园尚
Original assignee: Sichuan Zhong Li Huitong New Energy Automobile Co ltd
Current assignee: Sichuan Zhong Li Huitong New Energy Automobile Co ltd
Priority date: 2020-12-18
Filing date: 2020-12-18
Publication date: 2021-12-07
Anticipated expiration: 2030-12-18

Abstract

The utility model discloses a connecting device of new forms of energy group battery, the fixed welding in one side of battery case has two sets of fixture blocks, the opposite side correspondence of battery case is provided with two sets of draw-in grooves, first recess has been seted up on the lateral wall of battery case, be provided with the fastener in the first recess, the battery case passes through fastener fixedly connected with lid, the through-hole has been seted up at the top of lid, be provided with the screw thread section in the through-hole, threaded connection has the connecting screw in the screw thread section, and has cup jointed the cushion on the connecting screw, the spout has been seted up on the lateral wall of battery case lower extreme, it has the fixed plate to slide on the spout and peg graft, the bottom of battery case is provided with first compression spring, first compression spring's one end is contradicted in the bottom of battery case, and first compression spring's the other end is contradicted in the bottom of fixed plate. The utility model discloses can make up multiunit new forms of energy group battery easy operation according to the requirement of new forms of energy group battery capacity, it is convenient to dismantle.

Description

Connecting device of new energy battery pack

Technical Field

The utility model relates to a machining equipment technical field specifically is a connecting device of new forms of energy group battery.

Background

In a high-power application scene, a power supply provided by a single new energy battery can not meet the requirement, a plurality of single new energy batteries are generally connected in parallel to meet the capacity requirement at present, current is collected after the parallel connection and then is connected in series to meet the voltage requirement, the requirement on the current carrying capacity of a collecting device can be increased along with the increase of the capacity of the new energy battery due to the collecting of current, the capacity of the new energy battery is generally increased by replacing a larger new energy battery or connecting other new energy battery in series and parallel on the original new energy battery, but the cost for replacing the larger new energy battery is higher, the requirement does not meet the aim of the new energy battery, the new energy battery needs to be fixed again when connecting other new energy battery in series, the process is troublesome and is not easy to disassemble, and the batteries are easy to damage in the disassembling process, it is wasteful, and therefore, it is desirable to provide a connection device for a new energy battery pack.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a connecting device of new forms of energy group battery, the utility model discloses can pass through the mode combination multiunit new forms of energy group battery of fixture block joint at the draw-in groove according to the requirement of new forms of energy group battery capacity, and simultaneously, as long as take off the fixture block from the draw-in groove and just can accomplish the dismantlement when canceling the combination of multiunit new forms of energy group battery, and easy operation, it is convenient to dismantle, come the multiunit new forms of energy group battery of series-parallel connection through connecting screw locking wire, need not weld the wire on the positive negative pole of new forms of energy group battery, the damage that the wire caused to the positive negative pole port of new forms of energy group battery is in order to solve the problem that proposes in the above-mentioned background art when avoiding dismantling to a certain extent.

In order to achieve the above object, the utility model provides a following technical scheme:

the utility model provides a connecting device of new forms of energy group battery, includes the battery case, one side fixed welding of battery case has two sets of fixture blocks, the opposite side correspondence of battery case is provided with two sets of first draw-in grooves, first recess has been seted up on the lateral wall of battery case, be provided with the fastener in the first recess, the battery case passes through fastener fixedly connected with lid, the through-hole has been seted up at the top of lid, be provided with the screw thread section in the through-hole, threaded connection has the connecting screw in the screw thread section, and has cup jointed the cushion on the connecting screw, the spout has been seted up on the lateral wall of battery case lower extreme, it has the fixed plate to slide on the spout to peg graft, the bottom of battery case is provided with first compression spring, first compression spring's one end is contradicted in the bottom of battery case, and first compression spring's the other end is contradicted in the bottom of fixed plate.

Preferably, the bottom of the battery box is provided with a fixed block, and one end of the first compression spring is sleeved on the fixed block.

Preferably, the two ends of the fixed block are provided with sliding blocks, and the sliding blocks are inserted in the sliding grooves in a sliding mode

Preferably, the clamping piece comprises a second compression spring and a clamping pin, one end of the clamping pin is inserted into the first groove, and a positioning block is fixedly welded at one end of the clamping pin, which is positioned in the first groove.

Preferably, a second compression spring is sleeved on the clamping pin, one end of the second compression spring abuts against the side wall of the first groove, the other end of the second compression spring abuts against the positioning block, a second clamping groove is formed in one side of the box cover, and one end of the clamping pin is inserted into the first groove and extends into the second clamping groove.

Preferably, a second groove is formed in the connecting screw, a stop block is inserted in the second groove in a sliding mode, a third compression spring is arranged in the second groove, one end of the third compression spring abuts against the top end inside the second groove, and the other end of the third compression spring abuts against one end of the stop block.

Compared with the prior art, the beneficial effects of the utility model are that:

1. through the design of the clamping block and the first clamping groove, the utility model can combine a plurality of groups of new energy battery packs in a mode that the clamping block is clamped in the first clamping groove according to the capacity requirement of the new energy battery pack, and can complete the disassembly only by taking down the clamping block from the first clamping groove when the combination of a plurality of groups of new energy battery packs is cancelled, the operation is simple, and the disassembly is convenient;

2. through the design of connecting screw, the utility model discloses can come the multiunit new forms of energy group battery of series-parallel connection through connecting screw locking wire, need not weld the wire on the positive and negative pole of new forms of energy group battery, adjust well the negative pole port and cause the damage when having avoided dismantling the new forms of energy group battery to a certain extent.

Drawings

Fig. 1 is a schematic top view of the present invention;

FIG. 2 is a schematic sectional view of the present invention;

fig. 3 is a schematic top view of the present invention;

FIG. 4 is a schematic view of the structure of the connection screw of the present invention;

fig. 5 is a schematic structural view of the fastener of the present invention.

In the figure: 1. a battery case; 2. a clamping block; 3. a first card slot; 4. a first groove; 5. a fastener; 6. a box cover; 7. a through hole; 8. a connecting screw; 9. cushion blocks; 10. a chute; 11. a fixing plate; 12. a first compression spring; 13. a fixed block; 14. a second compression spring; 15. positioning blocks; 16. a bayonet lock; 17. a second card slot; 18. a second groove; 19. a stopper; 20. a third compression spring; 21. a lock wire hole; 22. plastic twisting blocks; 23. a bump; 24. a slide block.

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.

The utility model provides a technical scheme: as shown in fig. 2, a connecting device for a new energy battery pack comprises a battery box 1, wherein two groups of clamping blocks 2 are fixedly welded on one side of the battery box 1, and two groups of first clamping grooves 3 are correspondingly arranged on the other side of the battery box 1, the utility model discloses can combine a plurality of groups of new energy battery packs through the clamping blocks 2 clamped in the first clamping grooves 3 according to the requirement of the capacity of the new energy battery pack, can finish dismounting as long as the clamping blocks 2 are taken down from the first clamping grooves 3 when the combination of a plurality of groups of new energy battery packs is cancelled, and has simple operation and convenient dismounting;

referring to fig. 2 and 5, a first groove 4 is formed on a side wall of a battery case 1, a clamping member 5 is arranged in the first groove 4, the clamping member 5 includes a second compression spring 14 and a clamping pin 16, one end of the clamping pin 16 is inserted into the first groove 4, a positioning block 15 is fixedly welded on one end of the clamping pin 16 located inside the first groove 4, the clamping pin 16 is sleeved with the second compression spring 14, one end of the second compression spring 14 abuts against a side wall of the first groove 4, the other end of the second compression spring 14 abuts against the positioning block 15, one side of the box cover is provided with a second clamping groove 17, one end of the clamping pin 16 is inserted into the first groove 4 and extends into the second clamping groove 17, the battery case 1 is fixedly connected with a box cover 6 through the clamping member 5, a convex block 23 is arranged on the side wall of the battery case 1, a notch corresponding to one side of the box cover 6 is arranged on one side of the box cover 6, the convex block 23 is fixedly inserted into the notch and fixes the box cover 6 on the upper end of the battery case 1 with the clamping member 5, when the design is used, the box cover 6 can be taken down from the battery box 1 only by dialing the clamping pin 16 on the clamping piece 5, the clamping pin 16 is dialed by the same method, the box cover 6 can also be closed, the clamping pin 16 is clamped in the second clamping groove 17 of the notch, the fixation is finished, and the operation is simple;

referring to fig. 1, 2 and 4, a through hole 7 is formed at the top of the box cover 6, a threaded section is arranged in the through hole 7, a connecting screw 8 is connected to the threaded section in a threaded manner, a second groove 18 is formed on the connecting screw 8, a stop block 19 is inserted in the second groove 18 in a sliding way, a third compression spring 20 is arranged in the second groove 18, one end of the third compression spring 20 is propped against the top end in the second groove 18, the other end of the third compression spring 20 is abutted against one end of the stop block 19, the cushion block 9 is sleeved on the connecting screw 8, the plastic twisting block 22 is fixedly connected to the upper end of the connecting screw 8, and the locking wire hole 21 is formed in the connecting screw 8;

as shown in fig. 2, a sliding groove 10 is formed in a side wall of a lower end of a battery box 1, sliding blocks 24 are arranged at two ends of the fixing block, the sliding blocks 24 are slidably inserted into the sliding groove 10, a fixing plate 11 is slidably inserted into the sliding groove 10, a first compression spring 12 is arranged at the bottom of the battery box 1, one end of the first compression spring 12 abuts against the bottom of the battery box 1, the other end of the first compression spring 12 abuts against the bottom of the fixing plate 11, a fixing block 13 is arranged at the bottom of the battery box 1, one end of the first compression spring 12 is sleeved on the fixing block 13, and a new energy battery pack in the battery box 1 is fixed by the first compression spring 12 abutting against the fixing plate 11, so that the new energy battery column does not shake in the battery box, and the new energy battery pack is prevented from shaking to cause sparks due to friction between positive and negative electrode ports and connecting wires;

to sum up, the utility model discloses can not only realize the increase of new forms of energy group battery capacity, the quantity that moreover can the independent assortment new forms of energy group battery is also very convenient when dismantling, when the individual battery damages in the group battery, can dismantle the change alone, is convenient for inspect and change, has reduced the maintenance cost, can satisfy user's needs through the number and the compound mode that change the linkage unit, has reduced product diversity's cost.

The working principle is as follows: the battery box 1 with required number is combined by clamping the clamping block 2 in the first clamping groove 3 according to the capacity requirement of the new energy battery pack, the new energy battery pack is placed in the battery box 1 to open the upper box cover 6 of the clamping block 16 box, the second compression spring forces the clamping block 16 to return and be inserted in the second clamping groove 17, the first compression spring 12 props against the fixing plate 11 to fix the new energy battery pack in the battery box 1, so as to ensure that the new energy battery column does not shake in the battery box, the metal lead exposed outside is inserted in the locking wire hole 21, the lead is pressed between the cushion block 9 and the plastic twisting block 22 and fixed by rotating the connecting screw, meanwhile, two groups of the check blocks 19 can be respectively contacted with the positive and negative poles of the new energy battery pack, the third compression spring 20 firmly props against the positive and negative poles due to the elastic characteristic of the third compression spring, the lead is locked by the connecting screw 8, and the multiple groups of the new energy battery packs are connected in series and parallel to realize the required capacity of the new energy battery pack, dismantle the utility model discloses the method is the same with above-mentioned mode, no longer gives unnecessary details here.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a connecting device of new forms of energy group battery which characterized in that: the battery box comprises a battery box (1), two groups of clamping blocks (2) are fixedly welded on one side of the battery box (1), two groups of first clamping grooves (3) are correspondingly arranged on the other side of the battery box (1), a first groove (4) is formed in the side wall of the battery box (1), a clamping piece (5) is arranged in the first groove (4), the battery box (1) is fixedly connected with a box cover (6) through the clamping piece (5), a through hole (7) is formed in the top of the box cover (6), a threaded section is arranged in the through hole (7), a connecting screw (8) is in threaded connection with the threaded section, a cushion block (9) is sleeved on the connecting screw (8), a sliding groove (10) is formed in the side wall of the lower end of the battery box (1), a fixing plate (11) is in sliding insertion connection with the sliding groove (10), and a first compression spring (12) is arranged at the bottom of the battery box (1), one end of the first compression spring (12) props against the bottom of the battery box (1), and the other end of the first compression spring (12) props against the bottom of the fixing plate (11).

2. The connection device of a new energy battery pack according to claim 1, characterized in that: the battery box is characterized in that a fixed block (13) is arranged at the bottom of the battery box (1), and one end of the first compression spring (12) is sleeved on the fixed block (13).

3. The connection device of a new energy battery pack according to claim 2, characterized in that: the two ends of the fixed block (13) are respectively provided with a sliding block (24), and the sliding blocks (24) are inserted in the sliding grooves (10) in a sliding mode

4. The connection device of a new energy battery pack according to claim 1, characterized in that: the clamping piece (5) comprises a second compression spring (14) and a clamping pin (16), one end of the clamping pin (16) is inserted into the first groove (4), and a positioning block (15) is fixedly welded at one end, located in the first groove (4), of the clamping pin (16).

5. The connection device of the new energy battery pack according to claim 4, wherein: the clamping pin (16) is sleeved with a second compression spring (14), one end of the second compression spring (14) is abutted to the side wall of the first groove (4), the other end of the second compression spring (14) is abutted to the positioning block (15), a second clamping groove (17) is formed in one side of the box cover, and one end of the clamping pin (16) is inserted into the first groove (4) and extends into the second clamping groove (17).

6. The connection device of a new energy battery pack according to claim 1, characterized in that: a second groove (18) is formed in the connecting screw (8), a stop block (19) is inserted in the second groove (18) in a sliding mode, a third compression spring (20) is arranged in the second groove (18), one end of the third compression spring (20) abuts against the top end of the inner portion of the second groove (18), and the other end of the third compression spring (20) abuts against one end of the stop block (19).