CN213782157U

CN213782157U - Lithium cell shock attenuation protection device that insulates against heat

Info

Publication number: CN213782157U
Application number: CN202120040128.6U
Authority: CN
Inventors: 汪磊
Original assignee: Jiangxi Baiteng Chuangda Technology Co ltd
Current assignee: Jiangxi Baiteng Chuangda Technology Co ltd
Priority date: 2021-01-08
Filing date: 2021-01-08
Publication date: 2021-07-23
Anticipated expiration: 2031-01-08

Abstract

The utility model discloses a shock-absorbing and heat-insulating protection device for a lithium battery, which comprises a box body, wherein a box cover is arranged at the upper end of the box body, fixed blocks are fixedly arranged at both sides in the box body, a moving groove is arranged at one side of each fixed block, a slide bar is fixedly arranged between the two fixed blocks, a slide sleeve is sleeved at both ends of the slide bar, a second shock-absorbing spring is fixedly arranged at one end of the slide sleeve, one end of the second shock-absorbing spring is fixedly connected with one side of the fixed block, a shock-absorbing rod is movably arranged at one side of the slide sleeve, a clamping plate is movably arranged between one ends of the two shock-absorbing rods, the lithium battery is placed between the two clamping plates, when the lithium battery is shaken, the clamping plates drive the slide sleeve to move along the slide bar through the shock-absorbing rod, the slide sleeve compresses the second shock-absorbing spring to achieve a certain shock-absorbing effect, and when the clamping plates move, the moving blocks drive the moving blocks to move in the moving groove through connecting blocks, the movable block compresses the first damping spring, and the damping effect is enhanced.

Description

Lithium cell shock attenuation protection device that insulates against heat

Technical Field

The utility model relates to a lithium cell technical field specifically is a lithium cell shock attenuation protection device that insulates against heat.

Background

The lithium battery is a primary battery using lithium metal or lithium alloy as a negative electrode material and using a non-aqueous electrolyte solution, unlike a lithium ion battery, which is a rechargeable battery, and a lithium ion polymer battery. Because the chemical characteristics of lithium metal are very active, the requirements on the environment for processing, storing and using the lithium metal are very high. Therefore, lithium batteries have not been used for a long time. With the development of microelectronic technology at the end of the twentieth century, miniaturized devices are increasing, and high requirements are made on power supplies. The lithium battery enters a large-scale practical stage, the BMS power management system is gradually popularized along with the increase of the utilization rate of the lithium battery, the BMS power management system can be customized in a personalized mode, battery output management, charging, wired or wireless communication, fault diagnosis and the like can be achieved, power safety management can be conducted, and required technical parameters can be basically obtained from the BMS and managed.

The current lithium cell causes the influence that receives the vibration easily at the in-process that uses, influences the safe handling of lithium cell, influences output device, and the installation is dismantled more troublesome moreover, influences the result of use, and we provide a lithium cell shock attenuation protection device that insulates against heat for this reason.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a lithium cell shock attenuation protection device that insulates against heat to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a shock-absorbing and heat-insulating protection device for a lithium battery comprises a box body, wherein a box cover is installed at the upper end of the box body, fixed blocks are fixedly installed on two sides in the box body, a moving groove is formed in one side of each fixed block, a sliding rod is fixedly installed between the two fixed blocks, sliding sleeves are sleeved at two ends of the sliding rod, a second shock-absorbing spring is fixedly installed at one end of each sliding sleeve, one end of each second shock-absorbing spring is fixedly connected with one side of each fixed block, a shock-absorbing rod is movably installed on one side of each sliding sleeve, a clamping plate is movably installed between one ends of the two shock-absorbing rods, a lithium battery is installed between the two clamping plates, connecting blocks are fixedly installed at two ends of one side of each clamping plate, a moving block is fixedly installed at one side of each connecting block and movably penetrates through the inside of the moving groove, a first shock-absorbing spring is fixedly installed at one side of each moving block, and one end of each moving block is fixedly connected with one side of the inner wall of the moving groove, the movable box is characterized in that movable clamping pieces are movably mounted on two sides of the upper end of the box body, a clamping groove is formed in one side of each movable clamping piece, a clamping hole is formed in one side of each movable clamping piece, mounting grooves are formed in two sides of the box cover, movable blocks are movably mounted in the box cover, clamping springs are fixedly mounted on one sides of the movable blocks, clamping rods are fixedly mounted on one sides of the movable blocks, one ends of the clamping rods penetrate into the clamping grooves, clamping blocks are fixedly mounted on the ends of the clamping rods, and the clamping blocks are clamped with the clamping holes.

Preferably, the lower end of the box cover is attached to the upper end of the lithium battery, and heat insulation layers are arranged inside the box cover and the box body.

Preferably, the two sides inside the box body are fixedly provided with slide rails, and the slide rails are located on one side of the slide bars and are vertically distributed.

Preferably, one side of the sliding sleeve is fixedly provided with a sliding block which is movably connected with the sliding rail.

Preferably, the middle position of the lower end in the box body is provided with a hidden groove, a supporting spring is fixedly arranged in the hidden groove, a supporting plate is fixedly arranged at the upper end of the hidden groove, and the upper end of the hidden groove is attached to the lower end of the lithium battery.

Preferably, a groove is formed in the middle of the lower end of the interior of the box body, the groove is located above the hidden groove, and a supporting plate is inserted into the groove.

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

1. through the setting of cardboard, make the integrated device have fine shock attenuation effect, the lithium cell is placed between two cardboards, receive when rocking when the lithium cell, the cardboard drives the sliding sleeve through the bumper bar and removes along the slide bar, the sliding sleeve compresses second damping spring, play certain shock attenuation effect, when the cardboard removes, the cardboard drives the movable block through the connecting block and removes in the inside of shifting chute, the movable block compresses first damping spring, the shock attenuation effect has been strengthened.

2. Through the setting of activity card, make the integrated device have fine installation effect, the user stimulates the kelly, the kelly drives the movable block and removes in the inside of mounting groove, compress the solid spring of card, the user rotates the activity card, make the kelly insert the inside of draw-in groove, the user loosens the kelly, the movable block resumes the normal position under the effect of the solid spring of card, the movable block resumes the normal position under the effect of kelly, make the inside that the card hole was inserted to the fixture block, the fixed connection of the case lid and the box of being convenient for, be convenient for carry out the card to the lithium cell and fix.

3. Through the setting of backup pad and supporting spring, after the case lid of being convenient for was dismantled, backup pad and supporting spring popped out the lithium cell, and the change of the lithium cell of being convenient for has strengthened thermal-insulated effect simultaneously under the effect of insulating layer.

Drawings

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

FIG. 2 is an enlarged view of the structure A in FIG. 1 according to the present invention;

FIG. 3 is a schematic view of the sliding sleeve structure of the present invention;

in the figure: 1. a box body; 2. a box cover; 3. a lithium battery; 4. clamping a plate; 5. a fixed block; 6. a slide bar; 7. A sliding sleeve; 8. a slide rail; 9. a first damping spring; 10. a moving block; 11. a support spring; 12. a support plate; 13. connecting blocks; 14. a second damping spring; 15. a shock-absorbing lever; 16. a thermal insulation layer; 17. clamping and fixing the spring; 18. a movable block; 19. a clamping rod; 20. a clamping block; 21. a movable card; 22. 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 technical scheme in the utility model, all other embodiments that ordinary skilled person in the art obtained under the prerequisite of not making the creative work all belong to the scope of the utility model protection.

Referring to fig. 1 to 3, the present invention provides a technical solution: a shock-absorbing and heat-insulating protection device for a lithium battery comprises a box body 1, a box cover 2 is installed at the upper end of the box body 1, fixed blocks 5 are fixedly installed on two sides of the interior of the box body 1, a moving groove is formed in one side of each fixed block 5, a slide rod 6 is fixedly installed between the two fixed blocks 5, a slide sleeve 7 is sleeved at each of two ends of the slide rod 6, a second shock-absorbing spring 14 is fixedly installed at one end of each second shock-absorbing spring 14, one end of each second shock-absorbing spring 14 is fixedly connected with one side of each fixed block 5, a shock-absorbing rod 15 is movably installed on one side of each slide sleeve 7, a clamping plate 4 is movably installed between one ends of the two shock-absorbing rods 15, a lithium battery 3 is installed between the two clamping plates 4, connecting blocks 13 are fixedly installed at two ends of one side of each clamping plate 4, a moving block 10 is fixedly installed on one side of each connecting block 13 and movably penetrates through the interior of the moving groove, a first shock-absorbing spring 9 is fixedly installed on one side of the inner wall of the moving block 10, the lithium battery pack is characterized in that movable clamping plates 21 are movably mounted on two sides of the upper end of the box body 1, a clamping groove is formed in one side of each movable clamping plate 21, a clamping hole is formed in one side of each movable clamping plate 21, mounting grooves are formed in two sides of the box cover 2, a movable block 18 is movably mounted in each box cover, a clamping spring 17 is fixedly mounted on one side of each movable block 18, a clamping rod 19 is fixedly mounted on one side of each movable block 18, one end of each clamping rod is inserted into the corresponding clamping groove in a penetrating mode, a clamping block 20 is fixedly mounted at the end of each clamping rod and clamped with the corresponding clamping hole, the lithium battery 3 is placed between the two clamping plates 4, when the lithium battery 3 is shaken, the clamping plates 4 drive the sliding sleeve 7 to move along the sliding rod 6 through the damping rods 15, the sliding sleeve 7 compresses the second damping springs 14 to achieve a certain damping effect, when the clamping plates 4 move, the clamping plates 4 drive the moving block 10 to move in the moving grooves, and the moving block 10 compresses the first damping springs 9, strengthened the shock attenuation effect, user pulling kelly 19, kelly 19 drives movable block 18 and removes in the inside of mounting groove, compress the solid spring 17 of card, the user rotates activity card 21, make kelly 19 insert the inside of draw-in groove, the user loosens kelly 19, movable block 18 resumes under the effect of the solid spring 17 of card, movable block 18 resumes under the effect of kelly 19, make the inside in card hole inserted to fixture block 20, be convenient for case lid 2 and box 1's fixed connection, be convenient for block solid to lithium cell 3.

Further, the lower extreme of case lid 2 laminates with the upper end of lithium cell 3 mutually, and the inside of case lid 2 and box 1 all is provided with insulating layer 16, under insulating layer 16's effect, has strengthened thermal-insulated effect.

Further, the slide rail 8 is fixedly mounted on two sides inside the box body 1, the slide rail 8 is located on one side of the slide rod 6 and is vertically distributed, the slide block 22 is fixedly mounted on one side of the slide sleeve 7 and is movably connected with the slide rail 8, and under the action of the slide block 22 and the slide rail 8, the slide sleeve 7 is convenient to limit, and the slide sleeve 7 is prevented from rotating on the surface of the slide rod 6 to affect the use effect.

Furthermore, a hidden groove is formed in the middle of the lower end of the interior of the box body 1, a supporting spring 11 is fixedly mounted in the hidden groove, a supporting plate 12 is fixedly mounted at the upper end of the supporting plate and is attached to the lower end of the lithium battery 3, a groove is formed in the middle of the lower end of the interior of the box body 1 and is located above the hidden groove, the supporting plate 12 is inserted in the hidden groove, and the supporting plate 12 and the supporting spring 11 are arranged so that the lithium battery 3 can be ejected out after the box cover 2 is detached conveniently, and replacement of the lithium battery 3 is facilitated.

The working principle is as follows: the lithium battery 3 is placed between the two clamping plates 4, when the lithium battery 3 is shaken, the clamping plates 4 drive the sliding sleeve 7 to move along the sliding rod 6 through the damping rods 15, the sliding sleeve 7 compresses the second damping springs 14 to play a certain damping effect, when the clamping plates 4 move, the clamping plates 4 drive the moving block 10 to move in the moving groove through the connecting block 13, the moving block 10 compresses the first damping springs 9 to enhance the damping effect, a user pulls the clamping rods 19, the clamping rods 19 drive the moving blocks 18 to move in the mounting groove to compress the clamping springs 17, the user rotates the movable clamping plates 21 to enable the clamping rods 19 to be inserted into the clamping grooves, the user loosens the clamping rods 19, the moving blocks 18 recover to the original positions under the action of the clamping springs 17, the moving blocks 18 recover to the original positions under the action of the clamping rods 19 to enable the clamping blocks 20 to be inserted into the clamping holes, fixed connection of case lid 2 and box 1 of being convenient for is convenient for block admittedly to lithium cell 3, and through backup pad 12 and supporting spring 11's setting, after case lid 2 of being convenient for was dismantled, backup pad 12 and supporting spring 11 popped out lithium cell 3, and the lithium cell 3's of being convenient for change has strengthened thermal-insulated effect simultaneously under the effect of insulating layer 16.

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 lithium cell shock attenuation protection device that insulates against heat, includes box (1), and case lid (2), its characterized in that are installed to its upper end: fixed blocks (5) are fixedly mounted on two sides of the interior of the box body (1), a moving groove is formed in one side of each fixed block (5), a sliding rod (6) is fixedly mounted between the two fixed blocks (5), sliding sleeves (7) are sleeved at two ends of each sliding rod (6), a second damping spring (14) is fixedly mounted at one end of each sliding rod, one end of each second damping spring (14) is fixedly connected with one side of each fixed block (5), a damping rod (15) is movably mounted at one side of each sliding sleeve (7), a clamping plate (4) is movably mounted between one ends of the two damping rods (15), a lithium battery (3) is mounted between the two clamping plates (4), connecting blocks (13) are fixedly mounted at two ends of one side of each clamping plate (4), a moving block (10) is fixedly mounted at one side of each connecting block (13) and movably inserted into the moving groove, one side fixed mounting of movable block (10) has first damping spring (9), one end and one side fixed connection of shifting chute inner wall, the equal movable mounting in both sides of box (1) upper end has movable card (21), the draw-in groove has been seted up to one side of activity card (21), and the card hole has been seted up to one side, the mounting groove has all been seted up to the both sides of case lid (2), and its inside movable mounting has movable block (18), one side fixed mounting of movable block (18) has solid spring of card (17), one side fixed mounting of movable block (18) has kelly (19), and its one end alternates in the inside of draw-in groove, and this end fixed mounting has fixture block (20), fixture block (20) and card hole looks joint.

2. The lithium battery shock absorption and heat insulation protection device of claim 1, wherein: the lower extreme of case lid (2) and the upper end of lithium cell (3) are laminated mutually, the inside of case lid (2) and box (1) all is provided with insulating layer (16).

3. The lithium battery shock absorption and heat insulation protection device of claim 1, wherein: the box body (1) is characterized in that sliding rails (8) are fixedly mounted on two sides of the interior of the box body (1), and the sliding rails (8) are located on one side of the sliding rod (6) and are vertically distributed.

4. The lithium battery shock absorption and heat insulation protection device of claim 3, wherein: one side of the sliding sleeve (7) is fixedly provided with a sliding block (22) which is movably connected with the sliding rail (8).

5. The lithium battery shock absorption and heat insulation protection device of claim 1, wherein: the middle position department of the inside lower extreme of box (1) has seted up and has hidden the groove, and its inside fixed mounting has supporting spring (11), and its upper end fixed mounting has backup pad (12), and it laminates mutually with the lower extreme of lithium cell (3).

6. The lithium battery shock absorption and heat insulation protection device of claim 5, wherein: the middle position of the lower end in the box body (1) is provided with a groove which is positioned above the hidden groove, and a support plate (12) is inserted in the groove.