CN212848527U

CN212848527U - Waterproof lithium battery

Info

Publication number: CN212848527U
Application number: CN202020677532.XU
Authority: CN
Inventors: 童军
Original assignee: Yangzhou Jinkuaile Power Supply Co ltd
Current assignee: Yangzhou Jinkuaile Power Supply Co ltd
Priority date: 2020-04-28
Filing date: 2020-04-28
Publication date: 2021-03-30
Anticipated expiration: 2030-04-28

Abstract

The utility model relates to a lithium cell technical field just discloses a waterproof type lithium cell, including protecting sheathing, the inboard fixed cover of protecting sheathing bottom has connect the heat-conducting plate. The utility model discloses a heat-conducting plate and fin are to lithium cell body's bottom formation heat conduction subassembly, in time the guiding device dispels the heat that produces lithium cell body charge-discharge, and utilize closing plate and protecting sheathing threaded connection to carry out the circulation wind channel and the louvre between buckler and the protecting sheathing when sealing protection to lithium cell body and can make outside air and the inside air of protecting sheathing carry out cold and hot exchange, further promote device radiating efficiency, and the inside active carbon of pipe casing structure and the active carbon filter screen box of buckler can then shelter from external rainwater respectively and adsorb the drying to the air that enters into protecting sheathing, make device high-efficient heat dissipation go on simultaneously with the water proof function, the life of extension lithium cell body.

Description

Waterproof lithium battery

Technical Field

The utility model relates to a lithium cell technical field specifically is a waterproof type lithium cell.

Background

The lithium battery is a battery using non-electrolyte solution by taking lithium metal or lithium alloy as a negative electrode material, has the advantages of high energy, long service life, high rated voltage, high power bearing capacity, high-low temperature adaptability and the like, gradually becomes the mainstream of battery research along with the development of scientific technology, and is widely applied to industries such as communication, electric automobiles, electric bicycles, unmanned aerial vehicles and the like.

But present electric bicycle still has some problems in the aspect of using the lithium cell and need solve, firstly can produce a large amount of heat energy in the lithium cell use, if not in time scattered calorific capacity, can reduce the life of lithium cell, secondly, electric bicycle uses, and the lithium cell is a lot of and directly exposes in the external if water-proof effects is not good, and when rainy day or humid weather, moisture can permeate the inside of lithium cell, leads to the lithium cell to damage, for this we provide a waterproof type lithium cell.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art, the utility model provides a waterproof type lithium cell has solved the problem mentioned in the above-mentioned background art.

The utility model provides a following technical scheme: the utility model provides a waterproof type lithium cell, includes protecting sheathing, the fixed heat-conducting plate that has cup jointed in the inboard of protecting sheathing bottom, the bottom surface fixedly connected with fin of heat-conducting plate, the fixed bottom at protecting sheathing of cup joint of fin, the top surface fixed mounting of heat-conducting plate has lithium cell body, lithium cell body's top is provided with the closing plate, closing plate threaded connection is in the inboard at protecting sheathing top, the top surface swing joint of closing plate has active carbon filter screen box, the bottom surface of active carbon filter screen box is provided with the louvre, the inside at the closing plate is seted up to the louvre the fixed buckler that has cup jointed in the outside of active carbon filter screen box top surface, the inner wall fixedly connected with clamping screw at buckler top surface middle part, clamping screw.

Carefully selecting, the outside of fin is provided with the mounting groove, the mounting groove is seted up on the inner wall of protecting sheathing bottom surface.

Carefully, the both sides swing joint of lithium cell body has the arc clamp plate, and one side fixedly connected with buffer spring of arc clamp plate, the fixed cover of buffer spring one end connects on the inner wall at protecting sheathing middle part.

Carefully selecting, the both sides at closing plate top have seted up the groove of stepping down, and the fixed internal cover in the groove of stepping down has connect the torsion bar.

Carefully selecting, a circulation air channel is arranged between the inner walls of the two sides of the waterproof cover and the surface of the top of the protective shell, and the waterproof cover is made of waterproof and corrosion-resistant materials.

Carefully, the fixed material changing pipe that has cup jointed in one side of active carbon filter screen box top surface, and the joint in the outside of the material changing pipe top of active carbon filter screen box top surface has sealed tube cap, the fixed top at the buckler in the middle part of the material changing pipe of active carbon filter screen box top surface.

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

1. the utility model discloses a heat-conducting plate and fin are to lithium cell body's bottom formation heat conduction subassembly, in time the guiding device dispels the heat that produces lithium cell body charge-discharge, and utilize closing plate and protecting sheathing threaded connection to carry out the circulation wind channel and the louvre between buckler and the protecting sheathing when sealing protection to lithium cell body and can make outside air and the inside air of protecting sheathing carry out cold and hot exchange, further promote device radiating efficiency, and the inside active carbon of pipe casing structure and the active carbon filter screen box of buckler can then shelter from external rainwater respectively and adsorb the drying to the air that enters into protecting sheathing, make device high-efficient heat dissipation go on simultaneously with the water proof function, the life of extension lithium cell body.

2. The utility model discloses a buffer spring and arc clamp plate constitute buffering damper assembly, and the shock that lithium cell body received is strikeed and is cushioned and weaken at the actual environment in-process to the device, avoids external shock to damage lithium cell body, further improves the practicality of device.

Drawings

FIG. 1 is a schematic sectional view of the structure of the present invention;

FIG. 2 is an enlarged view of the structure A of the present invention;

FIG. 3 is a schematic bottom view of the structural waterproof cover of the present invention;

FIG. 4 is a schematic top view of the sealing plate of the present invention;

FIG. 5 is a schematic front view of the activated carbon filter screen box of the present invention;

fig. 6 is a schematic top view of the arc pressing plate of the present invention.

In the figure: 1. a protective housing; 2. a heat conducting plate; 3. a heat sink; 4. a lithium battery body; 5. a sealing plate; 6. heat dissipation holes; 7. an activated carbon filter screen box; 8. fixing the screw rod; 9. a waterproof cover; 10. a yielding groove; 11. A torsion bar; 12. an arc pressing plate; 13. a buffer spring; 14. and (4) mounting the groove.

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. 1-6, a waterproof lithium battery comprises a protective casing 1, a heat conducting plate 2 is fixedly sleeved on the inner side of the bottom of the protective casing 1, a heat dissipating fin 3 is fixedly connected to the bottom surface of the heat conducting plate 2, an installation groove 14 is arranged on the outer side of the heat dissipating fin 3, the installation groove 14 is arranged on the inner wall of the bottom surface of the protective casing 1, a heat conducting component is formed on the bottom of the lithium battery body 4 through the heat conducting plate 2 and the heat dissipating fin 3, the heat generated by charging and discharging of the lithium battery body 4 is dissipated by a device for dissipating the heat in time, the heat dissipating fin 3 is fixedly sleeved on the bottom of the protective casing 1, the lithium battery body 4 is fixedly arranged on the top surface of the heat conducting plate 2, arc pressing plates 12 are movably connected to the two sides of the lithium, the buffering and damping assembly is composed of a buffering spring 13 and an arc pressing plate 12, the shock impact on the lithium battery body 4 in the use process of the device in the actual environment is buffered and weakened, the lithium battery body 4 is prevented from being damaged by external shock, the practicability of the device is further improved, a sealing plate 5 is arranged at the top of the lithium battery body 4, two sides of the top of the sealing plate 5 are provided with abdicating grooves 10, a torsion bar 11 is fixedly sleeved inside the abdicating groove 10, the abdicating groove 10 and the torsion bar 11 provide a convenient holding structure for the subsequent separation of the sealing plate 5 and the protective shell 1, the subsequent maintenance operation of people is facilitated, the sealing plate 5 is in threaded connection with the inner side of the top of the protective shell 1, the top surface of the sealing plate 5 is movably connected with an active carbon filter screen box 7, a material changing pipe is fixedly sleeved on one side of the top surface of the active carbon filter screen, fixed cover in the top at buckler 9 in the middle part of the material changing pipe of 7 top surfaces of active carbon filter screen box, the inside active carbon of active carbon filter screen box 7 adsorbs the drying to the air that enters into protecting sheathing 1, avoid moist air to enter into protecting sheathing 1 internal contact lithium cell body 4, the bottom surface of active carbon filter screen box 7 is provided with louvre 6, louvre 6 is seted up in the inside of closing plate 5, the outside of 7 top surfaces of active carbon filter screen box is fixed and has been cup jointed buckler 9, be provided with the circulation wind channel between the inner wall of 9 both sides of buckler and the surface at protecting sheathing 1 top, and buckler 9 is made for waterproof corrosion resistant material, can make outside air and the inside air of protecting sheathing 1 carry out cold and hot exchange through circulation wind channel and louvre 6 between buckler 9 and protecting sheathing 1, further lifting device radiating efficiency, and the inside active carbon of 7 of the pipe cover structure of buckler 9 and active carbon filter screen box 7 then can shelter from outside The air to protecting sheathing 1 adsorbs the drying, makes the high-efficient heat dissipation of device go on simultaneously with waterproof protect function, realizes the comprehensive protection to lithium cell body 4 from this, prolongs lithium cell body 4's life, and the inner wall fixedly connected with clamping screw 8 at 9 top surfaces of buckler middle parts, 8 threaded connection of clamping screw are in the inside of closing plate 5.

The working principle is as follows: during the use, be connected the cooperation by closing plate 5 and buckler 9 and protecting sheathing 1 and carry out waterproof sealing protection to protecting sheathing 1 inside lithium cell body 4, and when lithium cell body 4 when the charge-discharge operation produces the heat, utilize the outside of fin 3 in time deriving protecting sheathing 1 with the heat by heat-conducting plate 2 with the contact of lithium cell body 4 bottom surface, outside cold air carries out dewatering drying through the inside that the circulation wind channel between buckler 9 inside and protecting sheathing 1 entered into active carbon filter screen box 7 earlier with this moment, then enter into protecting sheathing 1's inside through louvre 6, carry out cold and hot convection exchange with the inside hot-air of protecting sheathing 1, and when the device was used in rainy day, the pipe casing structural design of buckler 9 can avoid the rainwater to enter into protecting sheathing 1 internal contact lithium cell body 4 through louvre 6, from this further improve the radiating efficiency of device to lithium cell body 4 when guaranteeing device waterproof drying And when the device suffers from shock impact in the in-service use process, the shock absorption assembly consisting of the buffer spring 13 and the arc pressing plate 12 can buffer and weaken the shock impact on the lithium battery body 4, so that shock absorption protection is realized.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Simultaneously in the utility model discloses an in the drawing, fill the pattern and just do not do any other injecions for distinguishing the picture layer.

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. A waterproof lithium battery comprises a protective shell (1), and is characterized in that: the heat conducting plate (2) is fixedly sleeved on the inner side of the bottom of the protective shell (1), the heat radiating fins (3) are fixedly connected to the bottom surface of the heat conducting plate (2), the heat radiating fins (3) are fixedly sleeved on the bottom of the protective shell (1), the lithium battery body (4) is fixedly installed on the top surface of the heat conducting plate (2), the sealing plate (5) is arranged at the top of the lithium battery body (4), the sealing plate (5) is in threaded connection with the inner side of the top of the protective shell (1), the top surface of the sealing plate (5) is movably connected with an activated carbon filter screen box (7), the bottom surface of the activated carbon filter screen box (7) is provided with heat radiating holes (6), the heat radiating holes (6) are arranged in the sealing plate (5), the waterproof cover (9) is fixedly sleeved on the outer side of the top surface of the activated carbon filter screen box (7), and a fixing screw, the fixed screw rod (8) is in threaded connection with the inner part of the sealing plate (5).

2. The waterproof lithium battery of claim 1, wherein: the outer side of the radiating fin (3) is provided with a mounting groove (14), and the mounting groove (14) is formed in the inner wall of the bottom surface of the protective shell (1).

3. The waterproof lithium battery of claim 1, wherein: the lithium battery comprises a lithium battery body (4), wherein arc pressing plates (12) are movably connected to two sides of the lithium battery body (4), buffer springs (13) are fixedly connected to one sides of the arc pressing plates (12), and one ends of the buffer springs (13) are fixedly sleeved on the inner wall of the middle portion of a protective shell (1).

4. The waterproof lithium battery of claim 1, wherein: the two sides of the top of the sealing plate (5) are provided with abdicating grooves (10), and torsion bars (11) are fixedly sleeved inside the abdicating grooves (10).

5. The waterproof lithium battery of claim 1, wherein: a circulation air channel is arranged between the inner walls of the two sides of the waterproof cover (9) and the surface of the top of the protective shell (1), and the waterproof cover (9) is made of waterproof and corrosion-resistant materials.

6. The waterproof lithium battery of claim 1, wherein: the fixed cover of one side of active carbon filter screen box (7) top surface has connect the material changing pipe, and the joint of the material changing pipe top outside of active carbon filter screen box (7) top surface has sealed tube cap, the fixed top at buckler (9) of cup jointing in the material changing pipe middle part of active carbon filter screen box (7) top surface.