CN218101367U - Automatic charging power-off protection device for lithium battery - Google Patents
Automatic charging power-off protection device for lithium battery Download PDFInfo
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- CN218101367U CN218101367U CN202221816202.XU CN202221816202U CN218101367U CN 218101367 U CN218101367 U CN 218101367U CN 202221816202 U CN202221816202 U CN 202221816202U CN 218101367 U CN218101367 U CN 218101367U
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- heat dissipation
- protection device
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- bottom plate
- protective frame
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
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Abstract
The utility model discloses an automatic power-off protection device that charges of lithium cell, the power-off protection device body is installed on the top of bottom plate, the inside of bottom plate is provided with installation mechanism, the protective frame is installed on the top of bottom plate, the top of protective frame is provided with protection machanism, the both sides of protective frame are provided with heat dissipation mechanism, the connector is installed to the one end of power-off protection device body, installation mechanism can carry out convenient installation to the protective frame, the utility model discloses be provided with installation mechanism in the inside of bottom plate, utilize installation mechanism's mount pad, connecting rod, fixed slot, movable block, fly leaf, driving rack, drive gear, installation cavity, pulley structure, runner, gag lever post and stop collar mutually support, can carry out convenient installation and dismantlement to the protective frame, it is also more convenient when maintaining the power-off protection device body to the life of power-off protection device body has been improved greatly.
Description
Technical Field
The utility model relates to a lithium cell technical field especially relates to an automatic power-off protection device that charges of lithium cell.
Background
With the development of economy and the continuous improvement of the technological level, the technical development of lithium batteries in China is faster and faster, the lithium batteries are batteries which use non-aqueous electrolyte solution and take lithium metal or lithium alloy as positive/negative electrode materials, the lithium batteries have very high requirements on the environment due to the very active chemical characteristics of the lithium metal, and the lithium batteries need to be subjected to power-off protection when being automatically charged, so that a special power-off protection device needs to be used.
At present, current automatic power-off protection device that charges of lithium cell is when using because inconvenient installation guard plate to the protection device body for the protection device body is damaged by when using easily, thereby has reduced the device's life.
SUMMERY OF THE UTILITY MODEL
In order to overcome the defects of the prior art, one of the purposes of the utility model is to provide an automatic charging power-off protection device for a lithium battery.
The utility model discloses an one of the purpose adopts following technical scheme to realize:
the utility model provides an automatic power-off protection device that charges of lithium cell, includes the bottom plate, the power-off protection device body is installed on the top of bottom plate, the inside of bottom plate is provided with installation mechanism, the protective frame is installed on the top of bottom plate, the top of protective frame is provided with protection machanism, the both sides of protective frame are provided with heat dissipation mechanism, the connector is installed to the one end of power-off protection device body, heat dissipation mechanism can dispel the heat to the power-off protection device body and protect, protection machanism can cushion the protection to the impact force that the protective frame received, installation mechanism can carry out convenient installation to the protective frame.
Further, installation mechanism includes fixed subassembly and power component, fixed subassembly includes mount pad, connecting rod, fixed slot, movable block and fly leaf, the mount pad is installed in the inside both ends of bottom plate, the internally mounted of mount pad has the connecting rod, the top of connecting rod extends to the outside of bottom plate and is connected with the bottom of protective frame, the inside of connecting rod is provided with the fixed slot, the inside of fixed slot is provided with the movable block, the fly leaf is installed to the one end of movable block.
Furthermore, the inner diameter of the mounting seat is smaller than the outer diameter of the connecting rod, and a clamping structure is formed between the mounting seat and the connecting rod.
Further, power component includes driving rack, drive gear, installation cavity, belt pulley structure and runner, drive gear installs in the inside of bottom plate, drive gear's below meshing has driving rack, driving rack's one end is connected with one side of fly leaf, the both sides in bottom plate one end are installed to the installation cavity, the internally mounted of installation cavity has the belt pulley structure, the runner is installed to the one end of installation cavity, the one end of runner is connected with the one end of belt pulley structure, the other end and the one end of drive gear of belt pulley structure are connected.
Furthermore, the inside mounting of bottom plate has the gag lever post, the lateral wall of gag lever post is provided with the stop collar, the one end of stop collar is connected with the one end of fly leaf.
Further, heat dissipation mechanism includes heat dissipation chamber, cooling fan, louvre and dust screen, the heat dissipation chamber is installed in the both sides of protection frame, the internally mounted in heat dissipation chamber has cooling fan, the louvre has been run through at the both ends in heat dissipation chamber, the dust screen is installed to the one end in heat dissipation chamber.
Furthermore, the louvre is provided with a plurality ofly at the both ends in heat dissipation chamber, and is a plurality of the louvre is equidistant distribution at the both ends in heat dissipation chamber, and is a set of the louvre is the slope design in one side in heat dissipation chamber.
Further, protection machanism includes telescopic link, expanding spring and guard plate, the telescopic link is installed on the top of protective frame, the lateral wall of telescopic link is provided with expanding spring, the top of telescopic link is connected with the bottom of guard plate.
Compared with the prior art, the beneficial effects of the utility model reside in that:
1. the utility model discloses be provided with installation mechanism in the inside of bottom plate, utilize installation mechanism's mount pad, connecting rod, fixed slot, movable block, fly leaf, driving rack, drive gear, installation cavity, pulley structure, runner, gag lever post and the mutual cooperation of stop collar, can carry out convenient installation and dismantlement to the protective frame, it is also more convenient when maintaining the power failure protection device body to greatly improve the life of power failure protection device body;
2. the utility model discloses be provided with heat dissipation mechanism in the both sides of protective frame, utilize mutually supporting of heat dissipation chamber, cooling fan, louvre and the dust screen of heat dissipation mechanism, can carry out high-efficient heat dissipation to the power protection device body, the availability factor of power protection device body has been improved, the slope design of louvre simultaneously for the rainwater is difficult to get into the inside of protective frame through the louvre, the use of dust screen makes the outside dust of protective frame difficult inside that gets into protective frame, thereby the practicality of the device when using has been improved greatly.
The foregoing description is only an overview of the technical solutions of the present invention, and in order to make the technical means of the present invention more clearly understood, the present invention may be implemented according to the content of the description, and in order to make the above and other objects, features, and advantages of the present invention more obvious and understandable, the following preferred embodiments are described in detail with reference to the accompanying drawings.
Drawings
FIG. 1 is a schematic view of the overall structure of the present embodiment;
FIG. 2 is a schematic front sectional view of the mounting mechanism of the present embodiment;
FIG. 3 is an enlarged view of a portion A of FIG. 2;
fig. 4 is a schematic side view of the heat dissipation mechanism of the present embodiment.
In the figure: 1. a base plate; 2. a power-off protection device body; 3. a protective frame; 4. a heat dissipation cavity; 5. a heat radiation fan; 6. heat dissipation holes; 7. a dust screen; 8. a mounting seat; 9. a connecting rod; 10. fixing grooves; 11. a movable block; 12. a movable plate; 13. a drive rack; 14. a transmission gear; 15. a mounting cavity; 16. a pulley structure; 17. a rotating wheel; 18. a limiting rod; 19. a limiting sleeve; 20. a connecting port; 21. a telescopic rod; 22. a tension spring; 23. and (4) a protection plate.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and the detailed description, and it should be noted that the embodiments or technical features described below can be arbitrarily combined to form a new embodiment without conflict.
It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When a component is referred to as being "connected" to another component, it can be directly connected to the other component or intervening components may also be present. When a component is referred to as being "disposed on" another component, it can be directly on the other component or intervening components may also be present. The terms "vertical," "horizontal," "left," "right," and the like are used herein for purposes of illustration only.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used herein in the description of the invention is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.
Referring to fig. 1 to 4, an automatic charging power-off protection device for a lithium battery comprises a bottom plate 1, a power-off protection device body 2 is installed at the top end of the bottom plate 1, an installation mechanism is arranged inside the bottom plate 1, a protection frame 3 is installed at the top end of the bottom plate 1, a protection mechanism is arranged at the top end of the protection frame 3, heat dissipation mechanisms are arranged on two sides of the protection frame 3, a connecting port 20 is installed at one end of the power-off protection device body 2, the heat dissipation mechanisms can perform heat dissipation protection on the power-off protection device body 2, the protection mechanisms can perform buffering protection on impact force applied to the protection frame 3, and the installation mechanism can conveniently install the protection frame 3;
the mounting mechanism comprises a fixed assembly and a power assembly, the fixed assembly comprises a mounting seat 8, a connecting rod 9, a fixed groove 10, a movable block 11 and a movable plate 12, the mounting seat 8 is mounted at two ends inside the bottom plate 1, the connecting rod 9 is mounted inside the mounting seat 8, the top end of the connecting rod 9 extends to the outside of the bottom plate 1 and is connected with the bottom end of the protective frame 3, the fixed groove 10 is arranged inside the connecting rod 9, the movable block 11 is arranged inside the fixed groove 10, the movable plate 12 is mounted at one end of the movable block 11, the inner diameter of the mounting seat 8 is smaller than the outer diameter of the connecting rod 9, a clamping structure is formed between the mounting seat 8 and the connecting rod 9, the power assembly comprises a transmission rack 13, a transmission gear 14, a mounting cavity 15, a belt pulley structure 16 and a rotating wheel 17, the transmission gear 14 is mounted inside the bottom plate 1, a transmission rack 13 is meshed below the transmission gear 14, one end of the transmission rack 13 is connected with one side of the movable plate 12, the mounting cavity 15 is mounted on two sides of one end of the bottom plate 1, a belt pulley structure 16 is mounted inside the mounting cavity 15, a rotating wheel 17 is mounted at one end of the mounting cavity 15, one end of the rotating wheel 17 is connected with one end of the belt pulley structure 16, the other end of the belt pulley structure 16 is connected with one end of the transmission gear 14, a limiting rod 18 is mounted inside the bottom plate 1, a limiting sleeve 19 is arranged on the outer side wall of the limiting rod 18, one end of the limiting sleeve 19 is connected with one end of the movable plate 12, when the mounting seat 8 and the connecting rod 9 are mutually clamped, the rotating wheel 17 is rotated to drive the belt pulley structure 16 to rotate, the two transmission gears 14 are driven to rotate under the transmission of the belt pulley structure 16, so that the transmission rack 13 is driven to move, the movable plate 12 is driven to move under the matching of the limiting rod 18 and the limiting sleeve 19, when the power-off protection device body 2 needs to be maintained, the rotating wheel 17 which rotates reversely drives the transmission rack 13 to move outwards through the transmission gear 14, the movable block 11 is moved out of the inside of the fixed groove 10, the protective frame 3 can be taken down to efficiently maintain the power-off protection device body 2, the protective frame 3 is more convenient to install and disassemble, the power-off protection device body 2 is more convenient to maintain, and the service life of the power-off protection device body 2 is greatly prolonged through protection of the protective frame 3;
the heat dissipation mechanism comprises a heat dissipation cavity 4, a heat dissipation fan 5, heat dissipation holes 6 and a dustproof net 7, the heat dissipation cavity 4 is installed on two sides of the protection frame 3, the heat dissipation fan 5 is installed inside the heat dissipation cavity 4, the heat dissipation holes 6 penetrate through two ends of the heat dissipation cavity 4, the dustproof net 7 is installed at one end of the heat dissipation cavity 4, the heat dissipation holes 6 are arranged at two ends of the heat dissipation cavity 4, the heat dissipation holes 6 are distributed at two ends of the heat dissipation cavity 4 at equal intervals, one group of heat dissipation holes 6 are in an inclined design at one side of the heat dissipation cavity 4, when the power-off protection device body 2 needs to be dissipated, the heat dissipation fan 5 is started to be matched with the heat dissipation holes 6, efficient heat dissipation can be conducted on the power-off protection device body 2, the use efficiency of the power-off protection device body 2 is improved, meanwhile, due to the inclined design of the heat dissipation holes 6, rainwater cannot easily enter the protection frame 3 through the heat dissipation holes 6, and dust outside the protection frame 3 cannot easily enter the protection net 7, so that the practicability of the power-off protection device in use is greatly improved;
protection machanism includes telescopic link 21, expanding spring 22 and guard plate 23, telescopic link 21 is installed in the top of guard frame 3, the lateral wall of telescopic link 21 is provided with expanding spring 22, the top of telescopic link 21 is connected with the bottom of guard plate 23, when guard plate 23 receives the impact force, expanding spring 22 receives the effect of elasticity and drives guard plate 23 and stretch out and draw back, the impact force that receives guard plate 23 is alleviated, and then protect outage protection device body 2 and guard frame 3.
The working principle is as follows: the worker firstly places the connecting rod 9 inside the bottom plate 1, when the mounting seat 8 and the connecting rod 9 are mutually clamped, the rotating wheel 17 is rotated to drive the belt pulley structure 16 to rotate, the two transmission gears 14 are driven to rotate under the transmission of the belt pulley structure 16, so that the transmission rack 13 is driven to move, the movable plate 12 is driven to move under the matching of the limiting rod 18 and the limiting sleeve 19, the movable block 11 is further moved to the inside of the fixed groove 10 to limit the connecting rod 9, the convenient installation of the protection frame 3 is completed, when the power-off protection device body 2 needs to be maintained, the rotating wheel 17 is reversely rotated to drive the transmission rack 13 to move outwards through the transmission gears 14, the movable block 11 is further moved out from the inside of the fixed groove 10, at the moment, the protection frame 3 can be taken down, the power-off protection device body 2 is efficiently maintained, so that the protection frame 3 is more convenient to install and disassemble, therefore, the maintenance of the power-off protection device body 2 is more convenient, the service life of the power-off protection device body 2 is greatly prolonged through the protection of the protection frame 3, when the protection plate 23 is impacted, the expansion spring 22 is impacted to drive the protection plate 23 to expand and contract, the impact force on the protection plate 23 is relieved, the power-off protection device body 2 and the protection frame 3 are protected, when the power-off protection device body 2 needs to be radiated, the radiation fan 5 is started to efficiently radiate the power-off protection device body 2 under the coordination of the radiation holes 6, the use efficiency of the power-off protection device body 2 is improved, meanwhile, due to the inclined design of the radiation holes 6, rainwater is not easy to enter the protection frame 3 through the radiation holes 6, due to the use of the dustproof net 7, dust outside the protection frame 3 is not easy to enter the protection frame 3, thereby the practicality of the device when using has been improved greatly, is connected this power protection device body 2 and lithium cell through connector 20 at last, carries out power protection when can charging the lithium cell is automatic through power protection device body 2.
The above embodiments are only preferred embodiments of the present invention, and the protection scope of the present invention cannot be limited thereby, and any insubstantial changes and substitutions made by those skilled in the art on the basis of the present invention are all within the protection scope of the present invention.
Claims (8)
1. The utility model provides an automatic power-off protection device that charges of lithium cell, includes bottom plate (1), its characterized in that: power-off protection device body (2) are installed on the top of bottom plate (1), the inside of bottom plate (1) is provided with installation mechanism, protective frame (3) are installed on the top of bottom plate (1), the top of protective frame (3) is provided with protection machanism, the both sides of protective frame (3) are provided with heat dissipation mechanism, connector (20) are installed to the one end of power-off protection device body (2), heat dissipation mechanism can dispel the heat to power-off protection device body (2) and protect, protection machanism can cushion the protection to the impact force that protective frame (3) received, installation mechanism can carry out convenient installation to protective frame (3).
2. The automatic charging power-off protection device for the lithium battery as claimed in claim 1, wherein: installation mechanism includes fixed subassembly and power component, fixed subassembly includes mount pad (8), connecting rod (9), fixed slot (10), movable block (11) and fly leaf (12), install in the both ends of bottom plate (1) inside mount pad (8), the internally mounted of mount pad (8) has connecting rod (9), the top of connecting rod (9) extends to the outside of bottom plate (1) and is connected with the bottom of protective frame (3), the inside of connecting rod (9) is provided with fixed slot (10), the inside of fixed slot (10) is provided with movable block (11), fly leaf (12) are installed to the one end of movable block (11).
3. The automatic charging power-off protection device for the lithium battery as claimed in claim 2, wherein: the inner diameter of the mounting seat (8) is smaller than the outer diameter of the connecting rod (9), and a clamping structure is formed between the mounting seat (8) and the connecting rod (9).
4. The automatic charging power-off protection device for the lithium battery as claimed in claim 2, wherein: the power component comprises a transmission rack (13), a transmission gear (14), an installation cavity (15), a belt pulley structure (16) and a rotating wheel (17), the transmission gear (14) is installed inside the bottom plate (1), the transmission rack (13) is meshed below the transmission gear (14), one end of the transmission rack (13) is connected with one side of the movable plate (12), the installation cavity (15) is installed on two sides of one end of the bottom plate (1), the belt pulley structure (16) is installed inside the installation cavity (15), the rotating wheel (17) is installed at one end of the installation cavity (15), one end of the rotating wheel (17) is connected with one end of the belt pulley structure (16), and the other end of the belt pulley structure (16) is connected with one end of the transmission gear (14).
5. The automatic charging power-off protection device for the lithium battery as claimed in claim 4, wherein: the inner mounting of bottom plate (1) has gag lever post (18), the lateral wall of gag lever post (18) is provided with stop collar (19), the one end of stop collar (19) is connected with the one end of fly leaf (12).
6. The automatic charging power-off protection device for the lithium battery as claimed in claim 1, wherein: the heat dissipation mechanism comprises a heat dissipation cavity (4), a heat dissipation fan (5), heat dissipation holes (6) and a dust screen (7), wherein the heat dissipation cavity (4) is installed on two sides of the protection frame (3), the heat dissipation fan (5) is installed inside the heat dissipation cavity (4), the heat dissipation holes (6) are formed in two ends of the heat dissipation cavity (4) in a penetrating mode, and the dust screen (7) is installed at one end of the heat dissipation cavity (4).
7. The automatic charging power-off protection device for the lithium battery as claimed in claim 6, wherein: the heat dissipation holes (6) are arranged at two ends of the heat dissipation cavity (4) in a plurality of positions, the heat dissipation holes (6) are distributed at two ends of the heat dissipation cavity (4) at equal intervals, and the heat dissipation holes (6) are in an inclined design at one side of the heat dissipation cavity (4).
8. The automatic charging power-off protection device for the lithium battery as claimed in claim 1, wherein: protection machanism includes telescopic link (21), expanding spring (22) and guard plate (23), install on the top of protective frame (3) telescopic link (21), the lateral wall of telescopic link (21) is provided with expanding spring (22), the top of telescopic link (21) is connected with the bottom of guard plate (23).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221816202.XU CN218101367U (en) | 2022-07-13 | 2022-07-13 | Automatic charging power-off protection device for lithium battery |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221816202.XU CN218101367U (en) | 2022-07-13 | 2022-07-13 | Automatic charging power-off protection device for lithium battery |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218101367U true CN218101367U (en) | 2022-12-20 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221816202.XU Active CN218101367U (en) | 2022-07-13 | 2022-07-13 | Automatic charging power-off protection device for lithium battery |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218101367U (en) |
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2022
- 2022-07-13 CN CN202221816202.XU patent/CN218101367U/en active Active
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