CN213520172U

CN213520172U - Pre-charging detachable lithium battery protective shell

Info

Publication number: CN213520172U
Application number: CN202022522986.2U
Authority: CN
Inventors: 甘晓军
Original assignee: Nanjing Weisheng Power Supply Technology Co ltd
Current assignee: Nanjing Weisheng Power Supply Technology Co ltd
Priority date: 2020-11-04
Filing date: 2020-11-04
Publication date: 2021-06-22
Anticipated expiration: 2030-11-04

Abstract

The utility model discloses a precharge dismantlement formula lithium cell protective housing, including outer protective housing and pivot base, the internally mounted of outer protective housing has first shock pad, and the right-hand member of first shock pad installs the inner protective housing, the second pivot is installed to the upper end of pivot base, and the upper end of second pivot installs the handle, the protection cap is installed to the upper end of outer protective housing, and the left end of protection cap is provided with the buckle, the hinge is installed to the right-hand member of protection cap. The utility model is provided with the first shock pad and the second shock pad, which plays a shock absorption role when the novel protective shell is collided, thereby avoiding damaging the lithium battery inside and avoiding overlarge swing amplitude of the inner protective shell; the first connecting rod rotates the inside of accessible fixed block including with the lithium cell is fixed to avoid the lithium cell to take place to rock including in the protective housing and lead to the lithium cell to damage, also be convenient for take out the lithium cell from the inner protective housing simultaneously.

Description

Pre-charging detachable lithium battery protective shell

Technical Field

The utility model relates to a lithium cell protective housing technical field specifically is a dismantlement formula lithium cell protective housing charges in advance.

Background

The lithium battery is a battery which uses lithium metal or lithium alloy as a negative electrode material and uses a nonaqueous electrolyte solution; lithium batteries can be broadly classified into two types: lithium metal batteries and lithium ion batteries; lithium ion batteries do not contain lithium in the metallic state and can be charged.

When the shell of the existing lithium battery protection shell is rocked or collides with an object in the use process, the lithium battery inside the shell is easily damaged, the service life of the lithium battery is shortened due to unstable voltage, the use requirements of people cannot be well met, and technical innovation is performed on the basis of the existing lithium battery protection shell according to the situation.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a precharge dismantlement formula lithium cell protective housing to when proposing that current lithium cell protective housing rocks or bumps with the object in the use among the solution above-mentioned background art, cause destruction to its inside lithium cell easily, lead to the unstable life who reduces the lithium cell of voltage, the not fine user demand problem who satisfies people.

In order to achieve the above object, the utility model provides a following technical scheme: a pre-charging detachable lithium battery protection shell comprises an outer protection shell and a rotating shaft base, wherein a first shock pad is installed inside the outer protection shell, an inner protection shell is installed at the right end of the first shock pad, a placing groove is formed inside the inner protection shell, a lithium battery is installed inside the placing groove, a rubber pad is arranged at the upper end of the lithium battery, a fixing block is fixed at the upper end of the rubber pad, a first connecting rod is installed at the upper end of the fixing block, a first rotating shaft is installed at the right end of the first connecting rod, a knob is installed at the left end of the first connecting rod, a second connecting rod is installed at the rear end of the knob, a spring is arranged on the outer surface of the second connecting rod, a positioning block is installed at the left end of the spring, a blocking rod is fixed at the left end of the second connecting rod, a blocking rod moving groove is formed at the left, and the right-hand member in slant ventilation hole is provided with the straight ventilation hole, the rear end of outer protective housing is provided with the handle groove, and the internally mounted of handle groove has the pivot base, the second pivot is installed to the upper end of pivot base, and the upper end of second pivot installs the handle, the protection cap is installed to the upper end of outer protective housing, and the left end of protection cap is provided with the buckle, the hinge is installed to the right-hand member of protection cap, the second shock pad is installed to the upper end of first shock pad.

Preferably, the outer protective shell and the first shock pad are in adhesive connection, and the first shock pad and the inner protective shell are in adhesive connection.

Preferably, the first connecting rod forms a rotating structure with the inner protective shell through the first rotating shaft, and the first connecting rod is connected with the fixed block in a welding mode.

Preferably, the second connecting rod forms an elastic telescopic structure with the positioning block through a spring, and the second connecting rod penetrates through the inside of the first connecting rod.

Preferably, the handle forms a rotating structure through the second rotating shaft and the rotating shaft base, and the size of the handle groove is larger than that of the handle.

Preferably, the protection shell cover forms rotating structure through hinge and between the outer protective housing, and the protection shell cover forms the block structure through the buckle and between the outer protective housing.

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

1. the utility model is provided with the first shock pad and the second shock pad, and can play a role of shock absorption when the novel protective shell is collided, thereby avoiding damaging the lithium battery inside and avoiding overlarge swing amplitude of the inner protective shell;

2. the utility model discloses a first connecting rod rotates down can fix the lithium cell in the inside of inner protective housing through the fixed block to avoid the lithium cell to take place to rock in the inner protective housing and lead to the lithium cell to damage, also be convenient for take out the lithium cell from the inner protective housing simultaneously; the second connecting rod is matched with the blocking rod so as to firmly fix the first connecting rod on the inner protective shell, so that the lithium battery is prevented from shaking and colliding due to unstable fixation;

3. the utility model can directly lift the protective shell and the lithium battery inside the protective shell away through the handle, so that the protective shell and the lithium battery inside the protective shell are simple and convenient to carry, and the handle can be placed in the handle groove when not in use, thereby avoiding obstructing other operations; be provided with the protection cap that can open to be convenient for take out and lay the lithium cell from interior protective housing.

Drawings

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

fig. 2 is a schematic view of the internal structure of the first connecting rod of the present invention;

FIG. 3 is a schematic view of a partially enlarged internal structure at A of FIG. 1 according to the present invention;

fig. 4 is a schematic view of the internal structure of the handle groove of the present invention.

In the figure: 1. an outer protective shell; 2. a first cushion pad; 3. an inner protective shell; 4. a lithium battery; 5. a second cushion pad; 6. a knob; 7. buckling; 8. a protective shell cover; 9. a hinge; 10. a first rotating shaft; 11. a first connecting rod; 12. a fixed block; 13. a rubber pad; 14. a placement groove; 15. a stop lever movable groove; 16. a gear lever; 17. a second connecting rod; 18. positioning blocks; 19. a spring; 20. an oblique vent hole; 21. a straight vent; 22. a handle slot; 23. a handle; 24. a second rotating shaft; 25. the pivot base.

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. 1-4, the present invention provides a technical solution: a pre-charging detachable lithium battery protection shell comprises an outer protection shell 1 and a rotating shaft base 25, wherein a first shock pad 2 is installed inside the outer protection shell 1, an inner protection shell 3 is installed at the right end of the first shock pad 2, a placing groove 14 is formed inside the inner protection shell 3, a lithium battery 4 is installed inside the placing groove 14, a rubber pad 13 is arranged at the upper end of the lithium battery 4, a fixed block 12 is fixed at the upper end of the rubber pad 13, a first connecting rod 11 is installed at the upper end of the fixed block 12, a first rotating shaft 10 is installed at the right end of the first connecting rod 11, a knob 6 is installed at the left end of the first connecting rod 11, a second connecting rod 17 is installed at the rear end of the knob 6, a spring 19 is arranged on the outer surface of the second connecting rod 17, a positioning block 18 is installed at the left end of the spring 19, a blocking rod 16 is fixed at the left end of the second connecting, the inner wall of outer protective housing 1 is provided with slant ventilation hole 20, and the right-hand member in slant ventilation hole 20 is provided with straight ventilation hole 21, the rear end of outer protective housing 1 is provided with handle groove 22, and the internally mounted of handle groove 22 has pivot base 25, second pivot 24 is installed to the upper end of pivot base 25, and handle 23 is installed to the upper end of second pivot 24, protection cap 8 is installed to the upper end of outer protective housing 1, and the left end of protection cap 8 is provided with buckle 7, hinge 9 is installed to the right-hand member of protection cap 8, second shock pad 5 is installed to the upper end of first shock pad 2.

In the utility model, furthermore, the outer protective shell 1 is connected with the first shock pad 2 in an adhesive manner, and the first shock pad 2 is connected with the inner protective shell 3 in an adhesive manner; the utility model discloses a be provided with first shock pad 2 and second shock pad 5, can play the cushioning effect when this novel protection can receive the collision to avoid damaging inside lithium cell 4, also can avoid the range of swaying of inner protective housing 3 too big simultaneously.

Furthermore, a rotating structure is formed between the first connecting rod 11 and the inner protective shell 3 through the first rotating shaft 10, and the first connecting rod 11 and the fixed block 12 are connected in a welding manner; first connecting rod 11 rotates down accessible fixed block 12 and fixes lithium cell 4 in the inside of protective housing 3 to avoid lithium cell 4 to take place to rock in protective housing 3 and lead to lithium cell 4 to damage, also be convenient for take out lithium cell 4 from protective housing 3 simultaneously.

Furthermore, the second connecting rod 17 forms an elastic telescopic structure with the positioning block 18 through a spring 19, and the second connecting rod 17 penetrates through the inside of the first connecting rod 11; the utility model discloses a thereby be provided with second connecting rod 17 and shelves 16 cooperation firmly including the protective housing 3 with head rod 11 to avoid lithium cell 4 fixed shakiness to appear rocking the bump.

Further, the handle 23 forms a rotating structure through the second rotating shaft 24 and the rotating shaft base 25, and the size of the handle groove 22 is larger than that of the handle 23; the protective shell and the lithium battery 4 inside the protective shell can be directly lifted away through the handle 23, so that the protective shell and the lithium battery 4 inside the protective shell are easy and convenient to carry, and the handle 23 can be placed in the handle groove 22 when not in use, so that other operations are prevented from being hindered.

Further, a rotating structure is formed between the protection shell cover 8 and the outer protection shell 1 through the hinge 9, and a clamping structure is formed between the protection shell cover 8 and the outer protection shell 1 through the buckle 7; the utility model discloses a be provided with the protection cap 8 that can open to be convenient for take out lithium cell 4 from inner protective housing 3 and lay.

This operation principle of dismantlement formula lithium cell protective housing in advance: firstly, the buckle 7 is opened, the protection shell cover 8 is pushed to rotate on the outer protection shell 1 by taking the hinge 9 as a rotation center, so that the protection shell cover 8 is opened, then the lithium battery 4 is placed in the placing groove 14 in the inner protection shell 3, then the first connecting rod 11 is pushed to rotate on the inner protection shell 3 by taking the first rotating shaft 10 as the rotation center, so that the fixing block 12 is driven to press the lithium battery 4 to be fixed in the inner protection shell 3, and the rubber pad 13 can prevent the lithium battery 4 from being damaged due to the overlarge pressure of the fixing block 12; then, the second connecting rod 17 extends into the inner protective shell 3 and the first connecting rod 11, then the knob 6 is rotated, the second connecting rod 17 drives the blocking rod 16 to rotate from vertical to horizontal in the blocking rod movable groove 15, and therefore the first connecting rod 11 is fixed on the inner protective shell 3; then the spring 19 generates a certain force through the positioning block 18 to prop against the column knob 6, so that the looseness of the column knob is avoided; stir handle 23 at last and make it use second pivot 24 to rotate on pivot base 25 as rotation center to in the handle groove 22 of turning out, thereby take away this protective housing and lithium cell 4 through handle 23, then ventilate in the internal protective housing 3 through slant ventilation hole 20 and straight ventilation hole 21, first shock pad 2 second shock pad 5 can play the cushioning effect when this protective housing bumps, thereby avoids damaging inside lithium cell 4.

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 dismantlement formula lithium cell protective housing precharges, includes outer protective housing (1) and pivot base (25), its characterized in that: the inner protection shell is characterized in that a first shock pad (2) is arranged inside the outer protection shell (1), an inner protection shell (3) is arranged at the right end of the first shock pad (2), a placing groove (14) is arranged inside the inner protection shell (3), a lithium battery (4) is arranged inside the placing groove (14), a rubber pad (13) is arranged at the upper end of the lithium battery (4), a fixed block (12) is fixed at the upper end of the rubber pad (13), a first connecting rod (11) is arranged at the upper end of the fixed block (12), a first rotating shaft (10) is arranged at the right end of the first connecting rod (11), a knob (6) is arranged at the left end of the first connecting rod (11), a second connecting rod (17) is arranged at the rear end of the knob (6), a spring (19) is arranged on the outer surface of the second connecting rod (17), and a positioning block (18) is arranged, a stop lever (16) is fixed at the left end of the second connecting rod (17), a stop lever movable groove (15) is arranged at the left end of the stop lever (16), an inclined vent hole (20) is arranged on the inner wall of the outer protective shell (1), a straight vent hole (21) is arranged at the right end of the oblique vent hole (20), a handle groove (22) is arranged at the rear end of the outer protective shell (1), a rotating shaft base (25) is arranged in the handle groove (22), a second rotating shaft (24) is arranged at the upper end of the rotating shaft base (25), a handle (23) is arranged at the upper end of the second rotating shaft (24), a protective shell cover (8) is arranged at the upper end of the outer protective shell (1), a buckle (7) is arranged at the left end of the protection shell cover (8), a hinge (9) is arranged at the right end of the protection shell cover (8), and a second shock pad (5) is arranged at the upper end of the first shock pad (2).

2. A precharge detachable lithium battery protection case as claimed in claim 1, wherein: the outer protective shell (1) is in adhesive connection with the first shock pad (2), and the first shock pad (2) is in adhesive connection with the inner protective shell (3).

3. A precharge detachable lithium battery protection case as claimed in claim 1, wherein: the first connecting rod (11) and the inner protective shell (3) form a rotating structure through the first rotating shaft (10), and the first connecting rod (11) is connected with the fixed block (12) in a welding mode.

4. A precharge detachable lithium battery protection case as claimed in claim 1, wherein: the second connecting rod (17) forms an elastic telescopic structure with the positioning block (18) through a spring (19), and the second connecting rod (17) penetrates through the first connecting rod (11).

5. A precharge detachable lithium battery protection case as claimed in claim 1, wherein: the handle (23) forms a rotating structure through the second rotating shaft (24) and the rotating shaft base (25), and the size of the handle groove (22) is larger than that of the handle (23).

6. A precharge detachable lithium battery protection case as claimed in claim 1, wherein: the protection shell cover (8) forms a rotating structure with the outer protection shell (1) through the hinge (9), and the protection shell cover (8) forms a clamping structure with the outer protection shell (1) through the buckle (7).