CN219248396U

CN219248396U - Power supply charge-discharge protection device

Info

Publication number: CN219248396U
Application number: CN202222841985.3U
Authority: CN
Inventors: 马恩伟; 袁晓如; 马昌官
Original assignee: Shenzhen Enyuda Technology Co ltd
Current assignee: Shenzhen Enyuda Technology Co ltd
Priority date: 2022-10-27
Filing date: 2022-10-27
Publication date: 2023-06-23
Anticipated expiration: 2032-10-27

Abstract

The utility model discloses a power supply charge and discharge protection device which comprises a protection box body, a T-shaped screw rod, a bottom convex frame and a supporting plate, wherein a box cover is arranged at the top of the protection box body through a hinge, the T-shaped screw rod is arranged at the top of the box cover in a penetrating manner, a disc is arranged on the outer wall of the T-shaped screw rod, and a fixing screw hole is formed in the top of the protection box body. According to the utility model, the electric energy storage device can be covered and protected by installing the box cover and matching with the protection box body, the T-shaped screw rod can be screwed relative to the fixed screw hole, the disc can compress the box cover, so that the box cover can be fixed, the bottom convex frame can enable the sleeve and the protection box body to be in axial connection, the top convex frame can enable the T-shaped inserted bar and the pressing plate to be in axial connection, and when the protection device is accidentally collided, the sleeve can enable the spring to deform by matching with the T-shaped inserted bar, so that damage to the electric energy storage device is reduced, and protection of a power supply is realized.

Description

Power supply charge-discharge protection device

Technical Field

The utility model relates to the technical field of protection devices, in particular to a power supply charge-discharge protection device.

Background

The power supply is a device for converting other forms of energy into electric energy and supplying the electric energy to a circuit (electronic device), and when the power supply is charged and discharged, the power supply is interfered by external factors, such as collision, and the charge and discharge can be interrupted or even damaged, so that a power supply charge and discharge protection device is required.

The existing protection device has the following defects:

patent document CN212113938U discloses a lithium battery pack charge-discharge protection device, the right item "of protection is including connecting the shell, both ends are equipped with power terminal and battery terminal respectively about connecting the shell, the inside of connecting the shell is equipped with current regulation subassembly and current detector, and current regulation subassembly passes through the wire and is connected with the power terminal, current regulation subassembly passes through the wire and is connected with the current detector, and the current detector passes through the wire and is connected with the battery terminal, the inside bottom surface of connecting the shell is equipped with the device power, and the device power passes through the wire and is connected with the power terminal, and the size that can effectual control spiral resistance wire resistance moves outside spiral resistance wire through the conducting rod to this controls the size of battery current, makes to adjust more conveniently, and this lithium battery pack charge-discharge protection device, simple structure, simple to operate not only makes to detect more comprehensively, can protect and adjust the battery moreover, makes battery life longer. ".

However, the protection device disclosed in the above publication mainly considers how to solve the problem of controlling the magnitude of the battery current, and the existing protection device is not capable of well buffering the external impact, and is not perfect in treatment.

Therefore, a power supply charge-discharge protection device is researched, and damage to a power supply caused by accidental collision can be reduced.

Disclosure of Invention

The utility model aims to provide a power supply charge-discharge protection device, which is used for solving the problem that the power supply provided in the background art is accidentally collided.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a power charge-discharge protection device, includes protection box, T type screw rod, end flange and backup pad, the case lid is installed through the hinge at the top of protection box, T type screw rod is installed in the top penetration of case lid, the disc is installed to the outer wall of T type screw rod, the top of protection box is equipped with fixed screw, and fixed screw meshes with T type screw rod, and the case lid cooperation protection box can cover the protection with electric energy storage device, and T type screw rod can screw with fixed screw relatively;

the bottom convex frame is installed to the inside diapire of protection box, the air heater is installed to the outer wall of protection box, the motor is installed to the inside diapire of protection box, and the motor is located one side of bottom convex frame.

Preferably, the top of the case cover is provided with a handle, and the bottom convex frame can enable the sleeve and the protection case body to be connected in an axial mode.

Preferably, the sleeve is installed through the axle in the top of end flange, and telescopic top runs through and installs T type inserted bar, and the spring is installed to telescopic inner wall, and the top of T type inserted bar is installed through the axle and is pushed up the flange, and sleeve cooperation T type inserted bar can let the spring take place deformation.

Preferably, the backup pad is installed on top of protruding frame in top, and spacing frame is installed at the top of backup pad, and spacing frame's inner wall is equipped with electric energy storage device, and perpendicular screw rod is installed at the top of backup pad, and the outer wall cover of perpendicular screw rod is equipped with the clamp plate, and the outer wall cover of perpendicular screw rod is equipped with solid fixed ring, and gu fixed ring meshes with perpendicular screw rod mutually, and the backup pad can support electric energy storage device, and electric energy storage device is a power.

Preferably, the outer wall of the protection box body is provided with a heat dissipation hole, and the heat dissipation hole ensures ventilation performance in the box.

Preferably, a lead screw is arranged at the output end of the motor.

Preferably, the U-shaped support is sleeved on the outer wall of the screw rod, the limit rod is installed at the top of the U-shaped support in a penetrating mode, the shielding plate is installed at one end of the U-shaped support, the T-shaped sliding block is installed at one end of the shielding plate, the sliding rail is sleeved on the outer wall of the T-shaped sliding block, and the U-shaped support can drive the shielding plate to move up and down, and the T-shaped sliding block moves along the sliding rail.

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

1. according to the utility model, the cover is arranged to be matched with the protection box body to cover the electric energy storage device for protection, the T-shaped screw rod can be screwed relative to the fixed screw hole, the disc can compress the cover, so that the cover can be fixed, the supporting plate can support the electric energy storage device, the electric energy storage device is a power supply and can be charged and discharged, the limiting frame can prevent the electric energy storage device from sliding, the fixing ring is screwed relative to the vertical screw rod, the top of the electric energy storage device can be pressed by the pressing plate, the bottom convex frame can enable the sleeve to be axially connected with the protection box body, the top convex frame can enable the T-shaped inserted rod to be axially connected with the pressing plate, and when the protection device is accidentally collided, the sleeve is matched with the T-shaped inserted rod to enable the spring to deform, so that the damage to the electric energy storage device is reduced, and the protection to the power supply is realized;

2. according to the utility model, heat in the box can be extracted through the heat dissipation fan, the ventilation property in the box is ensured through the heat dissipation holes, the air flow flows into the box from the heat dissipation holes and is discharged by the heat dissipation fan, the motor can drive the screw rod to rotate, the limit rod can ensure that the U-shaped support stably moves up and down, the U-shaped support is meshed with the screw rod, the screw rod can drive the U-shaped support to move up and down, the U-shaped support can drive the shielding plate to move up and down, the T-shaped sliding block moves along the sliding rail, and the shielding plate can stably move up and down, so that when the electric energy storage device is not charged or discharged, the shielding plate shields the heat dissipation fan and the heat dissipation holes to prevent dust from entering the box, and therefore, the heat dissipation of charging and discharging of the power supply is realized.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a schematic view of the internal top view of the present utility model;

FIG. 3 is a schematic view of a portion of a support plate according to the present utility model;

FIG. 4 is a schematic view of a U-shaped bracket portion of the present utility model;

fig. 5 is a schematic view of a sleeve portion of the present utility model.

In the figure: 1. protecting the box body; 101. a case cover; 102. a grip; 2. a T-shaped screw; 201. a disc; 202. fixing the screw holes; 3. a bottom convex frame; 301. a sleeve; 302. a T-shaped inserted link; 303. a spring; 304. a top convex frame; 4. a support plate; 401. a limit frame; 402. an electrical energy storage device; 403. a vertical screw; 404. a pressing plate; 405. a fixing ring; 5. a heat radiation fan; 501. a heat radiation hole; 6. a motor; 601. a screw rod; 7. a U-shaped bracket; 701. a limit rod; 702. a shutter; 703. a T-shaped slider; 704. a slide rail.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

In the description of the present utility model, it should be noted that the directions or positional relationships indicated by the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific direction, be configured and operated in the specific direction, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "provided," "connected," and the like are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

Referring to fig. 1, 2, 3 and 5, a power supply charge and discharge protection device comprises a protection box 1, a T-shaped screw 2, a bottom convex frame 3 and a supporting plate 4, wherein a box cover 101 is installed at the top of the protection box 1 through a hinge, a T-shaped screw 2 is installed at the top of the box cover 101 in a penetrating manner, a disc 201 is installed on the outer wall of the T-shaped screw 2, a fixing screw hole 202 is arranged at the top of the protection box 1, the fixing screw hole 202 is meshed with the T-shaped screw 2, a bottom convex frame 3 is installed at the inner bottom wall of the protection box 1, a grip 102 is installed at the top of the box cover 101, a sleeve 301 is installed at the top of the bottom convex frame 3 through a shaft, a T-shaped inserted bar 302 is installed at the top of the sleeve 301 in a penetrating manner, a spring 303 is installed at the top of the T-shaped inserted bar 302 through a shaft, a supporting plate 4 is installed at the top of the top convex frame 304, a limit frame 401 is arranged at the top of the supporting plate 4, an electric energy storage device 402 is arranged on the inner wall of the limit frame 401, a vertical screw 403 is arranged at the top of the supporting plate 4, a pressing plate 404 is sleeved on the outer wall of the vertical screw 403, a fixing ring 405 is sleeved on the outer wall of the vertical screw 403, the fixing ring 405 is meshed with the vertical screw 403, the device is convenient to move through a handle 102, a box cover 101 is matched with a protection box body 1 to cover the electric energy storage device 402 for protection, a T-shaped screw 2 can be screwed relative to a fixing screw hole 202, a disc 201 can tightly press the box cover 101, thereby the box cover 101 can be fixed, the supporting plate 4 can support the electric energy storage device 402, the electric energy storage device 402 is a power supply, charging and discharging can be carried out, the limit frame 401 can prevent the electric energy storage device 402 from sliding, the fixing ring 405 is screwed relative to the vertical screw 403, thereby the pressing plate 404 can press the top of the electric energy storage device 402, the bottom convex frame 3 can enable the sleeve 301 to be in axial connection with the protection box body 1, the top convex frame 304 can enable the T-shaped inserted link 302 to be in axial connection with the pressing plate 404, when the protection device is accidentally collided, the sleeve 301 is matched with the T-shaped inserted link 302 to enable the spring 303 to deform, so that damage to the electric energy storage device 402 is reduced, and protection to a power supply is achieved.

Referring to fig. 1, 2 and 4, a heat dissipation fan 5 is mounted on the outer wall of the protection case 1, a motor 6 is mounted on the inner bottom wall of the protection case 1, the motor 6 is located at one side of the bottom convex frame 3, a heat dissipation hole 501 is provided on the outer wall of the protection case 1, a lead screw 601 is mounted at the output end of the motor 6, a U-shaped bracket 7 is sleeved on the outer wall of the lead screw 601, a limit rod 701 is mounted at the top of the U-shaped bracket 7 in a penetrating manner, a shielding plate 702 is mounted at one end of the U-shaped bracket 7, a T-shaped slider 703 is mounted at one end of the shielding plate 702, a slide rail 704 is sleeved on the outer wall of the T-shaped slider 703, the heat dissipation fan 5 can draw heat out of the case, and the heat dissipation hole 501 ensures ventilation property in the case, the air current carries heat by cooling fan 5 to discharge from louvre 501 inflow incasement, motor 6 can drive lead screw 601 and rotate, gag lever post 701 can guarantee that U type support 7 is steady reciprocate, U type support 7 meshes with lead screw 601, lead screw 601 can drive U type support 7 and reciprocate, U type support 7 can drive shutter 702 and reciprocate, T type slider 703 moves along slide rail 704, can let shutter 702 steadily reciprocate, when electric energy storage device 402 does not charge and discharge from this, shutter 702 covers cooling fan 5 and louvre 501, in order to prevent that the dust from getting into the incasement, realize cooling to the power charge and discharge from this.

The electric energy storage device 402 can be covered by the box cover 101 to protect by matching the box cover 101 with the protection box body 1, the T-shaped screw rod 2 can be screwed with the fixing screw hole 202, the disc 201 can compress the box cover 101, the box cover 101 can be fixed by the disc 201, the electric energy storage device 402 can be supported by the supporting plate 4, the electric energy storage device 402 is a power supply, charging and discharging can be carried out, the limiting frame 401 can prevent the electric energy storage device 402 from sliding, the fixing ring 405 is screwed with the vertical screw rod 403 relatively, the pressing plate 404 can press the top of the electric energy storage device 402, the sleeve 301 and the protection box body 1 can be connected in an axial manner by the bottom convex frame 3, the T-shaped inserted rod 302 and the pressing plate 404 can be connected in an axial manner by the top convex frame 304, when the protection device is accidentally collided, the sleeve 301 can deform by matching the T-shaped inserted rod 302, damage to the electric energy storage device 402 can be reduced, the power supply is protected, the heat dissipation fan 5 can be extracted by the heat dissipation fan, the heat dissipation hole 501 can guarantee ventilation property in the box, the air flow into the box from the heat dissipation hole 501 is discharged by the fan 5, the motor 6 can drive the top of the electric energy storage device 402, the upper bracket 7 can be driven by the upper bracket 7 and the lower bracket 7 can be stably moved by the upper bracket 7 and the lower bracket 702 can be stably, the upper bracket 7 can be stably moved by the heat dissipation device 702, and the upper bracket 7 can be stably and lower can be stably moved by the lower by the power supply and lower bracket 702 can be moved by the power supply and can be stably and can be moved by the lower by the power supply and lower bracket 702 can be stably and can be moved by the power supply.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a power charge-discharge protection device, includes guard box body (1), T type screw rod (2), end protruding frame (3) and backup pad (4), its characterized in that: the top of the protection box body (1) is provided with a box cover (101) through a hinge, the top of the box cover (101) is provided with a T-shaped screw rod (2) in a penetrating way, the outer wall of the T-shaped screw rod (2) is provided with a disc (201), the top of the protection box body (1) is provided with a fixing screw hole (202), and the fixing screw hole (202) is meshed with the T-shaped screw rod (2);

the bottom convex frame (3) is installed to the inside diapire of protection box (1), radiator fan (5) are installed to the outer wall of protection box (1), motor (6) are installed to the inside diapire of protection box (1), and motor (6) are located one side of bottom convex frame (3).

2. The power supply charge-discharge protection device according to claim 1, wherein: the top of the box cover (101) is provided with a handle (102).

3. The power supply charge-discharge protection device according to claim 1, wherein: the top of the bottom convex frame (3) is provided with a sleeve (301) through a shaft, the top of the sleeve (301) is provided with a T-shaped inserted link (302) in a penetrating mode, the inner wall of the sleeve (301) is provided with a spring (303), and the top of the T-shaped inserted link (302) is provided with a top convex frame (304) through the shaft.

4. A power supply charge and discharge protection device according to claim 3, wherein: the top of protruding frame (304) in top is installed backup pad (4), and spacing frame (401) are installed at the top of backup pad (4), and the inner wall of spacing frame (401) is equipped with electric energy storage device (402), and perpendicular screw rod (403) are installed at the top of backup pad (4), and the outer wall cover of perpendicular screw rod (403) is equipped with clamp plate (404), and the outer wall cover of perpendicular screw rod (403) is equipped with solid fixed ring (405), and gu fixed ring (405) meshes with perpendicular screw rod (403).

5. The power supply charge-discharge protection device according to claim 1, wherein: and a heat dissipation hole (501) is formed in the outer wall of the protection box body (1).

6. The power supply charge-discharge protection device according to claim 1, wherein: and a lead screw (601) is arranged at the output end of the motor (6).

7. The power charge and discharge protection device according to claim 6, wherein: the U-shaped support (7) is sleeved on the outer wall of the screw rod (601), the limit rod (701) is installed at the top of the U-shaped support (7) in a penetrating mode, the shielding plate (702) is installed at one end of the U-shaped support (7), the T-shaped sliding block (703) is installed at one end of the shielding plate (702), and the sliding rail (704) is sleeved on the outer wall of the T-shaped sliding block (703).