CN212625937U

CN212625937U - Box type lithium battery heat dissipation device

Info

Publication number: CN212625937U
Application number: CN202021359696.4U
Authority: CN
Inventors: 向伟
Original assignee: Yangzhou Hengweiyuan Battery Technology Co ltd
Current assignee: Yangzhou Hengweiyuan Battery Technology Co ltd
Priority date: 2020-07-13
Filing date: 2020-07-13
Publication date: 2021-02-26
Anticipated expiration: 2030-07-13

Abstract

The utility model discloses a box type lithium battery heat dissipation device, which comprises a lower fixing plate and an upper fixing plate, wherein the lower groove is respectively arranged at the left end and the right end of the lower fixing plate, a lower expansion plate is movably connected in the lower groove, the lower side plate is fixedly connected at the outer side of the lower expansion plate, an upper groove is respectively arranged at the left end and the right end of the upper fixing plate, an upper expansion plate is movably connected in the upper groove, the upper side plate is fixedly connected at the outer side of the upper expansion plate, the adjusting grooves which are symmetrically arranged are respectively arranged at the front end and the rear end of the lower fixing plate and the front end and the rear end of the upper fixing plate, a threaded rod is fixedly connected at the outer sides of the lower expansion plate and the upper expansion plate, the outer side of the threaded rod passes through the adjusting grooves and is in threaded connection with a, be convenient for highly adjust heat abstractor, the better heat dissipation of being convenient for protects box lithium cell, guarantees integrality.

Description

Box type lithium battery heat dissipation device

Technical Field

The utility model belongs to the technical field of lithium battery equipment, concretely relates to box lithium cell heat abstractor.

Background

Lithium batteries are batteries which use non-aqueous electrolyte solution and use lithium metal or lithium alloy as positive/negative electrode materials, do not contain metallic lithium, can be charged, and are widely used along with the shortage of energy sources and the pressure in the environmental protection of the world.

The lithium battery has the energy than higher, long service life, green, high low temperature strong adaptability advantage such as, and box lithium battery radiating effect is relatively poor, and consequently box lithium battery needs cooperation heat abstractor's use at the during operation, but current heat abstractor structure is fixed, and length and highly unable regulation can only adapt to the box lithium battery of a certain size, and the commonality is relatively poor.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a box lithium cell heat abstractor to solve current heat abstractor fixed structure, length and highly unable regulation can only adapt to the box lithium cell of a certain size, the relatively poor problem of commonality.

In order to achieve the above object, the utility model provides a following technical scheme: box lithium cell heat abstractor, including bottom plate and an upper fixed plate, the low groove has all been seted up at both ends about the bottom plate, swing joint has lower expansion plate in the low groove, expansion plate outside fixedly connected with downside plate down, the upper fixed plate has all been seted up at both ends about, swing joint has last expansion plate in the upper groove, go up expansion plate outside fixedly connected with upside plate, the adjustment tank that bilateral symmetry set up is all seted up at both ends around bottom plate and the upper fixed plate, expansion plate and last expansion plate outside fixedly connected with threaded rod down, the threaded rod outside passes the adjustment tank threaded connection and has lock nut, upper fixed plate lower extreme fixedly connected with radiator fan.

Preferably, the inner side of the lower side plate is provided with positioning grooves which are symmetrically arranged in the front and back direction, the positioning grooves are movably connected with baffles, and the outer sides of the baffles and the other baffle are sleeved with a sleeving plate.

Preferably, the upper end of the lower side plate is provided with a containing groove, the lower end of the upper side plate is inserted into the containing groove, the inner side of the containing groove is fixedly connected with first magnets which are bilaterally symmetrical, the outer sides of the left end and the right end of the upper side plate are fixedly connected with second magnets, and the first magnets and the second magnets are connected in a magnetic mode.

Preferably, the inner side of the lower side plate is fixedly connected with damping springs which are distributed at equal intervals.

Preferably, the lower end of the upper fixing plate is fixedly connected with a protective cover, the protective cover is installed on the outer side of the cooling fan, and the protective cover is designed in a hollow mode.

Preferably, a bolt is arranged between the baffle and the positioning groove.

Compared with the prior art, the utility model, following beneficial effect has:

(1) the utility model discloses set up lower expansion plate and last expansion plate, be convenient for adjust heat abstractor's length, be applicable to the box lithium cell of different length, practicality and commonality are better, and through lock nut's design, ensure the stability of heat abstractor structure.

(2) The utility model discloses set up epipleural and lower plate, be convenient for highly adjust heat abstractor, and the use of the first magnet of cooperation and second magnet ensures the fastness of upper fixed plate position to through radiator fan, ensure the radiating effect to box lithium cell.

(3) The utility model discloses set up damping spring, separated box lithium cell and lower side plate, the better heat dissipation of being convenient for, and the baffle of addding with cup joint the board, protect box lithium cell, guarantee the integrality of box lithium cell.

Drawings

Fig. 1 is a perspective view of the present invention;

fig. 2 is a front view of the present invention;

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

In the figure: 1. a lower fixing plate; 2. a lower groove; 3. a lower expansion plate; 4. a lower side plate; 5. an upper fixing plate; 6. an upper groove; 7. an upper expansion plate; 8. an upper side plate; 9. an adjustment groove; 10. a threaded rod; 11. locking the nut; 12. a heat radiation fan; 13. positioning a groove; 14. a baffle plate; 15. sleeving and connecting plates; 16. a receiving groove; 17. a first magnet; 18. a second magnet; 19. a damping spring; 20. a protective cover; 21. and (4) bolts.

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.

Referring to fig. 1-3, the present invention provides the following technical solutions: box lithium battery heat abstractor, including bottom plate 1 and upper fixed plate 5, low groove 2 has all been seted up at both ends about bottom plate 1, swing joint has lower expansion plate 3 down in the

low groove

2, 3 outside fixedly connected with lower side plates 4 of lower expansion plate, upper groove 6 has all been seted up at both ends about upper fixed plate 5, swing joint has upper expansion plate 7 in the upper groove 6, go up 7 outside fixedly connected with upper side plates 8 of expansion plate, the adjustment tank 9 that bilateral symmetry set up is all seted up at both ends around bottom plate 1 and upper fixed plate 5,

lower expansion plate

3 and 7 outside fixedly connected with threaded rod 10 of upper expansion plate, 9 threaded connection of adjustment tank 11 are passed in the threaded rod 10 outside, 5 lower extreme fixedly connected with radiator fan 12 of upper fixed plate.

In order to protect the front end and the rear end of the box-type lithium battery and ensure the normal use of the baffle 14 and the socket plate 15 after the length of the heat dissipation device is adjusted, in the embodiment, preferably, the inner side of the lower side plate 4 is provided with positioning grooves 13 which are symmetrically arranged front and back, the baffle 14 is movably connected in the positioning grooves 13, and the socket plate 15 is sleeved on the outer side between the baffle 14 and the other baffle 14.

In order to improve the stability of the position of the upper plate 8 in the lower plate 4, in this embodiment, preferably, the upper end of the lower plate 4 is provided with a storage groove 16, the lower end of the upper plate 8 is inserted into the storage groove 16, a first magnet 17 which is bilaterally symmetrical is fixedly connected to the inner side of the storage groove 16, a second magnet 18 is fixedly connected to the outer sides of the left end and the right end of the upper plate 8, and the first magnet 17 and the second magnet 18 are magnetically connected.

In order to reduce the contact area between the side surface of the box-type lithium battery and the lower side plate 4, improve the heat dissipation effect, and improve the damping effect on the box-type lithium battery, in this embodiment, it is preferable that the damping springs 19 are fixedly connected to the inner side of the lower side plate 4 and are distributed at equal intervals.

In order to ensure the safety of the heat dissipation fan 12, in the present embodiment, preferably, the lower end of the upper fixing plate 5 is fixedly connected with a protective cover 20, the protective cover 20 is installed outside the heat dissipation fan 12, and the protective cover 20 is designed in a hollow manner.

In order to ensure the position stability of the baffle 14 and improve the stability of the overall structure of the heat sink, in this embodiment, a bolt 21 is preferably disposed between the baffle 14 and the positioning groove 13.

The utility model discloses a theory of operation and use flow: when the box-type lithium battery pack is used, the box-type lithium battery is placed at the upper end of the lower fixing plate 1, the lower expansion plate 3 and the upper expansion plate 7 are pushed inwards, the lower expansion plate 3 slides inwards in the lower groove 2, the upper expansion plate 7 slides in the upper groove 6, the threaded rod 10 moves in the adjusting groove 9 until the damping spring 19 on the inner side of the lower side plate 4 is attached to the box-type lithium battery and stops, the locking nut 11 is screwed, the upper fixing plate 5 is pushed downwards, the upper side plate 8 moves downwards in the accommodating groove 16 on the upper end of the lower side plate 4 and stops at a proper position, the firmness of the position of the upper fixing plate 5 is ensured under the action of the first magnet 17 and the second magnet 18, the baffle 14 on the inner side of the sleeving plate 15 is pulled outwards, the baffle 14 is placed in the positioning groove 13 and fixed through the bolt 21, when the box-type lithium battery works, the heat dissipation fan 12 is opened, and the wind, thereby dispel the heat to box lithium cell.

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. Box lithium cell heat abstractor includes bottom plate (1) and an upper fixed plate (5), its characterized in that: the left end and the right end of the lower fixing plate (1) are both provided with a lower groove (2), a lower expansion plate (3) is movably connected in the lower groove (2), a lower side plate (4) is fixedly connected with the outer side of the lower expansion plate (3), upper grooves (6) are respectively arranged at the left end and the right end of the upper fixing plate (5), an upper expansion plate (7) is movably connected in the upper groove (6), an upper side plate (8) is fixedly connected with the outer side of the upper expansion plate (7), the front and the back ends of the lower fixing plate (1) and the upper fixing plate (5) are respectively provided with an adjusting groove (9) which is arranged symmetrically left and right, the outer sides of the lower expansion plate (3) and the upper expansion plate (7) are fixedly connected with a threaded rod (10), the outer side of the threaded rod (10) passes through the adjusting groove (9) and is connected with a locking nut (11) through threads, the lower end of the upper fixing plate (5) is fixedly connected with a cooling fan (12).

2. The heat sink of claim 1, wherein: the inner side of the lower side plate (4) is provided with positioning grooves (13) which are symmetrically arranged front and back, the positioning grooves (13) are internally and movably connected with a baffle (14), and the outer side between the baffle (14) and the other baffle (14) is sleeved with a sleeving plate (15).

3. The heat sink of claim 1, wherein: the improved magnetic suspension type magnetic suspension device is characterized in that a containing groove (16) is formed in the upper end of the lower side plate (4), the lower end of the upper side plate (8) is inserted into the containing groove (16), first magnets (17) which are bilaterally symmetrical are fixedly connected to the inner side of the containing groove (16), second magnets (18) are fixedly connected to the outer sides of the left end and the right end of the upper side plate (8), and the first magnets (17) and the second magnets (18) are connected in a magnetic mode.

4. The heat sink of claim 1, wherein: the inner side of the lower side plate (4) is fixedly connected with damping springs (19) distributed at equal intervals.

5. The heat sink of claim 1, wherein: the protective cover is characterized in that the lower end of the upper fixing plate (5) is fixedly connected with a protective cover (20), the protective cover (20) is installed on the outer side of the heat dissipation fan (12), and the protective cover (20) is designed in a hollow mode.

6. The heat sink of claim 2, wherein: and a bolt (21) is arranged between the baffle (14) and the positioning groove (13).