CN215891249U

CN215891249U - Safety valve for lithium battery

Info

Publication number: CN215891249U
Application number: CN202121788271.XU
Authority: CN
Inventors: 胡建成; 王礼明; 胡志平
Original assignee: Changzhou Aimei Electric Appliance Technology Co ltd
Current assignee: Changzhou Aimei Electric Appliance Technology Co ltd
Priority date: 2021-08-03
Filing date: 2021-08-03
Publication date: 2022-02-22
Anticipated expiration: 2031-08-03

Abstract

The utility model discloses a safety valve for a lithium battery, which comprises a safety valve body, a bottom cover and a fixing block, wherein the bottom cover is arranged at the bottom of the safety valve body, the front side and the rear side of the safety valve body are fixedly connected with the fixing block, the front side and the rear side of the bottom cover are fixedly connected with a connecting block, a positioning groove is formed in the top of the connecting block, and a positioning block is arranged in an inner cavity of the positioning groove. Through setting up the relief valve body, the bottom, the fixed block, the connecting block, the constant head tank, the locating piece, square groove, chucking mechanism and drive mechanism's cooperation is used, quick replacement's effect has been reached, it is more complicated to have solved current lithium cell safety valve and at the process of changing the lithium cell, need use supporting instrument to dismantle the change when changing the lithium cell, if the instrument is damaging or losing dismantling the process of changing, thereby will lead to the user can't change the lithium cell, the trouble problem of unnecessary has been brought for the user.

Description

Safety valve for lithium battery

Technical Field

The utility model belongs to the technical field of safety valves, and particularly relates to a safety valve for a lithium battery.

Background

Along with the development of present science and technology, lithium cell safety valve also has a lot of, install the time that lithium cell safety valve can regularly need to irrigate when need irrigate and the water yield that control needs irrigate, both saved the water source and had made things convenient for the user to use, but current lithium cell safety valve is more complicated at the process of changing the lithium cell, need use supporting instrument to dismantle the change when changing the lithium cell, if the instrument is dismantling the process of changing and damaging or losing, thereby can lead to the user can't change the lithium cell, it is troublesome to have brought unnecessary for the user.

SUMMERY OF THE UTILITY MODEL

Aiming at the problems in the prior art, the utility model provides the safety valve for the lithium battery, which has the advantage of quick replacement, and solves the problems that the existing safety valve for the lithium battery is complex in the process of replacing the lithium battery, a matched tool is required to be used for dismounting and replacing the lithium battery when the lithium battery is replaced, and if the tool is damaged or lost in the dismounting and replacing process, a user cannot replace the lithium battery, and unnecessary troubles are brought to the user.

The utility model discloses a safety valve for a lithium battery, which comprises a safety valve body, a bottom cover and a fixed block, wherein the bottom cover is arranged at the bottom of the safety valve body, the front side and the rear side of the safety valve body are fixedly connected with the fixed block, the front side and the rear side of the bottom cover are fixedly connected with a connecting block, a positioning groove is formed in the top of the connecting block, a positioning block is arranged in an inner cavity of the positioning groove, the top of the positioning block is fixedly connected with the fixed block, a square groove is formed in the inner cavity of the connecting block, a clamping mechanism matched with the positioning block is arranged in the inner cavity of the square groove, and a transmission mechanism matched with the clamping mechanism is arranged in the inner cavity of the fixed block.

Preferably, the clamping mechanism comprises a clamping block, a connecting rod is fixedly connected to the top of the clamping block, a square block is fixedly connected to the top of the connecting rod, a limiting groove is formed in an inner cavity of the square block, a pushing block is arranged in the inner cavity of the limiting groove, and the pushing block is matched with the transmission mechanism for use.

Preferably, the transmission mechanism comprises a push rod, a limiting piece is sleeved on the surface of the push rod, a pressure spring is fixedly connected to the bottom of the limiting piece, and the bottom of the pressure spring is fixedly connected with the inner wall of the fixing block.

Preferably, the surface of the clamping block is sleeved with a limiting block, the rear side of the limiting block is fixedly connected with the inner wall of the square groove, one side of the push rod, which is close to the fixing block, penetrates through the fixing block and extends to the inner cavity of the square groove, and the push rod is fixedly connected with the push block.

Preferably, the front side of the clamping block is fixedly connected with a supporting sheet, the inner wall of the square groove is fixedly connected with a fixing sheet, one side of the fixing sheet close to the supporting sheet is fixedly connected with a supporting rod, one side of the supporting rod close to the supporting sheet penetrates through the supporting sheet and extends to the surface of the supporting sheet, and a spring is sleeved on the surface of the supporting rod.

Preferably, the inner wall of the positioning groove is provided with a clamping groove, and an inner cavity of the clamping groove is matched with the clamping block for use.

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

1. according to the utility model, through the matched use of the safety valve body, the bottom cover, the fixing block, the connecting block, the positioning groove, the positioning block, the square groove, the clamping mechanism and the transmission mechanism, the push rod is pushed, then the bottom cover is taken down and replaced, after the replacement is finished, the bottom cover is placed at the bottom of the safety valve body, the replacement is finished, and finally the push rod is loosened, so that the effect of quick replacement is achieved, and the problems that the conventional lithium battery safety valve is complicated in the process of replacing the lithium battery, a matched tool is required to be used for dismounting and replacing while the lithium battery is replaced, and if the tool is damaged or lost in the dismounting and replacing process, the lithium battery cannot be replaced by a user, and unnecessary troubles are brought to the user are solved.

2. According to the utility model, by arranging the clamping mechanism, the clamping block can drive the positioning block and the square groove to be positioned and clamped by matching the clamping block.

3. According to the utility model, the transmission mechanism is arranged, and the limit sheet and the pressure spring can be matched for use, so that the push rod can better push the push block to move.

4. According to the utility model, the limiting block is arranged, and the clamping block can be limited by the limiting block through the matching use of the limiting block, so that the clamping block can move better.

5. According to the utility model, by arranging the supporting sheet, the fixing sheet, the supporting rod and the spring, the clamping block can be better moved by matching the supporting sheet, the fixing sheet, the supporting rod and the spring.

6. The clamping groove is arranged, so that the clamping block can better drive the positioning block and the clamping groove to be positioned and clamped through the matching use of the clamping groove.

Drawings

FIG. 1 is a schematic diagram of a structure provided by an embodiment of the present invention;

FIG. 2 is a front cross-sectional view of a portion of a structure provided by an embodiment of the present invention;

fig. 3 is an enlarged view of a portion a of fig. 2 according to an embodiment of the present invention.

In the figure: 1. a safety valve body; 2. a bottom cover; 3. a fixed block; 4. connecting blocks; 5. positioning a groove; 6. positioning blocks; 7. a square groove; 8. a chucking mechanism; 801. a push block; 802. a limiting groove; 803. a square block; 804. a connecting rod; 805. a clamping block; 9. a transmission mechanism; 901. a push rod; 902. a limiting sheet; 903. a pressure spring; 10. a limiting block; 11. a support sheet; 12. a fixing sheet; 13. a support bar; 14. a spring; 15. and (4) clamping the groove.

Detailed Description

In order to further understand the contents, features and effects of the present invention, the following embodiments are illustrated and described in detail with reference to the accompanying drawings.

The structure of the present invention will be described in detail below with reference to the accompanying drawings.

As shown in fig. 1 to 3, the safety valve for a lithium battery provided in an embodiment of the present invention includes a safety valve body 1, a bottom cover 2 and a fixing block 3, the bottom cover 2 is disposed at the bottom of the safety valve body 1, both the front side and the rear side of the safety valve body 1 are fixedly connected to the fixing block 3, both the front side and the rear side of the bottom cover 2 are fixedly connected to a connecting block 4, the top of the connecting block 4 is provided with a positioning groove 5, an inner cavity of the positioning groove 5 is provided with a positioning block 6, the top of the positioning block 6 is fixedly connected to the fixing block 3, an inner cavity of the connecting block 4 is provided with a square groove 7, an inner cavity of the square groove 7 is provided with a clamping mechanism 8 used in cooperation with the positioning block 6, and an inner cavity of the fixing block 3 is provided with a transmission mechanism 9 used in cooperation with the clamping mechanism 8.

Referring to fig. 3, the clamping mechanism 8 includes a clamping block 805, a connecting rod 804 is fixedly connected to the top of the clamping block 805, a square block 803 is fixedly connected to the top of the connecting rod 804, a limiting groove 802 is formed in an inner cavity of the square block 803, a pushing block 801 is arranged in the inner cavity of the limiting groove 802, and the pushing block 801 is used in cooperation with the transmission mechanism 9.

Adopt above-mentioned scheme: through setting up chucking mechanism 8, can pass through the cooperation of fixture block 805 and use, let fixture block 805 drive locating piece 6 and square groove 7 carry out the location chucking.

Referring to fig. 2, the transmission mechanism 9 includes a push rod 901, a limiting plate 902 is sleeved on the surface of the push rod 901, a pressure spring 903 is fixedly connected to the bottom of the limiting plate 902, and the bottom of the pressure spring 903 is fixedly connected to the inner wall of the fixing block 3.

Adopt above-mentioned scheme: through setting up drive mechanism 9, spacing piece 902 and pressure spring 903 cooperation that can pass through use, let push rod 901 promote ejector pad 801 better and remove.

Referring to fig. 3, a limiting block 10 is sleeved on the surface of the clamping block 805, the rear side of the limiting block 10 is fixedly connected with the inner wall of the square groove 7, one side of the push rod 901, which is close to the fixing block 3, penetrates through the fixing block 3 and extends to the inner cavity of the square groove 7, and the push rod 901 is fixedly connected with the push block 801.

Adopt above-mentioned scheme: through setting up stopper 10, can use through the cooperation of stopper 10, let fixture block 805 pass through stopper 10 spacing, make fixture block 805 better remove.

Referring to fig. 3, a supporting piece 11 is fixedly connected to the front side of the clamping block 805, a fixing piece 12 is fixedly connected to the inner wall of the square groove 7, a supporting rod 13 is fixedly connected to one side of the fixing piece 12 close to the supporting piece 11, one side of the supporting rod 13 close to the supporting piece 11 penetrates through the supporting piece 11 and extends to the surface of the supporting piece 11, and a spring 14 is sleeved on the surface of the supporting rod 13.

Adopt above-mentioned scheme: through setting up backing sheet 11, stationary blade 12 and bracing piece 13 and spring 14, can let fixture 805 better remove through backing sheet 11, stationary blade 12 and bracing piece 13 and the cooperation of spring 14 use.

Referring to fig. 3, a clamping groove 15 is formed on the inner wall of the positioning groove 5, and an inner cavity of the clamping groove 15 is matched with the clamping block 805.

Adopt above-mentioned scheme: through setting up chucking groove 15, can use through the cooperation of chucking groove 15, let fixture block 805 better drive locating piece 6 and chucking groove 15 carry out the location chucking.

The working principle of the utility model is as follows:

when in use, the push rod 901 is pushed, the push rod 901 drives the limiting piece 902 to move, the limiting piece 902 extrudes the pressure spring 903, the push rod 901 drives the push block 801 to move along with the movement of the push rod 901, the push block 801 moves to extrude the square block 803, the square block 803 moves while driving the connecting rod 804, the connecting rod 804 drives the fixture block 805 to move, the fixture block 805 moves while driving the support sheet 11 to extrude the spring 14, the spring 14 is stressed, the fixture block 805 is separated from the inner cavity of the clamping groove 15, then the bottom cover 2 is taken down and replaced, after the replacement is completed, the bottom cover 2 is placed at the bottom of the safety valve body 1, the positioning block 6 resets the inner cavity of the positioning groove 5, finally the push rod is released, the push rod 901 drives the push rod 901 to reset through the pressure released by the pressure spring 903, the push rod 901 can drive the push block 801 when resetting, so that the push block 801 can move, along with the movement of the push block 801, the inner cavity of the square block 803 loses extrusion force, the spring 14 can release elastic force to drive the support sheet 11 to reset, the support sheet 11 can drive the fixture block 805 to move when resetting, the fixture block 805 can drive the connecting rod 804 and the square block 803 to reset when moving, so that the fixture block 805 is inserted into the inner cavity of the clamping groove 15 to be positioned and clamped, and the replacement is completed.

In summary, the following steps: this relief valve for lithium cell, through setting up relief valve body 1, the bottom 2, the fixed block 3, connecting block 4, the constant head tank 5, the locating piece 6, square groove 7, chucking mechanism 8 and drive mechanism 9's cooperation is used, the effect of quick replacement has been reached, it is more complicated to have solved current lithium cell safety valve in the process of changing the lithium cell, need use supporting instrument to dismantle the change when changing the lithium cell, if the instrument is damaging or losing dismantling the process of changing, thereby can lead to the user can't change the lithium cell, the troublesome problem of unnecessary has been brought for the user.

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.

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 utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a relief valve for lithium cell, includes relief valve body (1), bottom (2) and fixed block (3), its characterized in that: the bottom (2) is arranged at the bottom of the safety valve body (1), the front side and the rear side of the safety valve body (1) are fixedly connected with the fixed block (3), the front side and the rear side of the bottom (2) are fixedly connected with the connecting block (4), the top of the connecting block (4) is provided with the positioning groove (5), the inner cavity of the positioning groove (5) is provided with the positioning block (6), the top of the positioning block (6) is fixedly connected with the fixed block (3), the inner cavity of the connecting block (4) is provided with the square groove (7), the inner cavity of the square groove (7) is provided with the clamping mechanism (8) matched with the positioning block (6) for use, and the inner cavity of the fixed block (3) is provided with the transmission mechanism (9) matched with the clamping mechanism (8) for use.

2. A safety valve for a lithium battery as claimed in claim 1, wherein: the clamping mechanism (8) comprises a clamping block (805), a connecting rod (804) is fixedly connected to the top of the clamping block (805), a square block (803) is fixedly connected to the top of the connecting rod (804), a limiting groove (802) is formed in an inner cavity of the square block (803), a pushing block (801) is arranged in the inner cavity of the limiting groove (802), and the pushing block (801) is matched with the transmission mechanism (9) for use.

3. A safety valve for a lithium battery as claimed in claim 2, wherein: the transmission mechanism (9) comprises a push rod (901), a limiting piece (902) is sleeved on the surface of the push rod (901), a pressure spring (903) is fixedly connected to the bottom of the limiting piece (902), and the bottom of the pressure spring (903) is fixedly connected with the inner wall of the fixing block (3).

4. A safety valve for a lithium battery as claimed in claim 3, wherein: the surface cover of fixture block (805) is equipped with stopper (10), the rear side of stopper (10) and the inner wall fixed connection of square groove (7), push rod (901) run through fixed block (3) and extend to the inner chamber of square groove (7) near one side of fixed block (3), push rod (901) and ejector pad (801) fixed connection.

5. A safety valve for a lithium battery as claimed in claim 2, wherein: the front side fixedly connected with backing sheet (11) of fixture block (805), the inner wall fixedly connected with stationary blade (12) of square groove (7), one side fixedly connected with bracing piece (13) that stationary blade (12) are close to backing sheet (11), one side that bracing piece (13) are close to backing sheet (11) runs through backing sheet (11) and extends to the surface of backing sheet (11), the surface cover of bracing piece (13) is equipped with spring (14).

6. A safety valve for a lithium battery as claimed in claim 2, wherein: the inner wall of the positioning groove (5) is provided with a clamping groove (15), and the inner cavity of the clamping groove (15) is matched with the clamping block (805) for use.