CN219534641U - Protective device for high-current lithium battery capacity equalizer - Google Patents

Abstract

The utility model discloses a protection device for a high-current lithium battery capacity equalizer, which belongs to the technical field of lithium battery equalizers and comprises a base, wherein a lithium battery equalizer is arranged at the center position of the top of the base, and a protection cover is arranged at the top of the base.

Description

Protective device for high-current lithium battery capacity equalizer

Technical Field

The utility model relates to the technical field of lithium battery equalizers, in particular to a protection device for a high-current lithium battery capacity equalizer.

Background

The battery equalization is a method for actively equalizing the individual difference of capacity and the voltage difference generated by self-discharge rate of the battery in the use process by utilizing a power electronic technology to keep the voltage deviation of the lithium ion battery or the battery pack within an expected range so as to ensure that each single battery keeps the same state during normal use to avoid overcharge and overdischarge. The main function of the battery pack is that the difference between the battery cells in the battery pack can be utilized to actively balance no matter the battery pack is charged, discharged or placed, so as to eliminate various inconsistencies generated by the battery pack during the self and use process.

The existing high-current lithium battery capacity equalizer has the following defects: because the high-current lithium battery capacity equalizer is easy to generate a large amount of heat in the long-time operation process, when the heat is not timely subjected to heat dissipation protection treatment, the high-current lithium battery capacity equalizer is further caused to be easily affected by the heat, faults or damage are caused, and meanwhile, under the condition of poor or untimely heat dissipation effect, the operation efficiency and the operation stability of the high-current lithium battery capacity equalizer are also easily affected, so that the high-current lithium battery capacity equalizer is not beneficial to use.

It is therefore necessary to develop a protection device for a high current lithium battery capacity equalizer.

Disclosure of Invention

The utility model aims to provide a protection device for a high-current lithium battery capacity equalizer, which is characterized in that a cooling fan and a protection mechanism are arranged, two groups of cooling fans are respectively arranged at the top of a protection cover, and the lithium battery equalizer is arranged in the protection cover, so that the cooling fan is used for carrying out heat dissipation treatment on the lithium battery equalizer in the operation process of the lithium battery equalizer, the protection mechanism is arranged above the protection cover, and the protection mechanism is used for cooling the lithium battery equalizer by utilizing the water cooling effect of the protection mechanism and is matched with the air cooling effect of the cooling fan, thereby effectively cooling the lithium battery equalizer, avoiding damage or failure caused by untimely heat dissipation treatment generated in the long-time operation process of the lithium battery equalizer, effectively realizing the protection treatment on the high-current lithium battery capacity equalizer, and improving the operation stability and efficiency of the high-current lithium battery capacity equalizer, and solving the problem that the high-current lithium battery capacity equalizer is difficult to dissipate heat and causes damage or failure in the operation process of the high-current lithium battery capacity equalizer in the background technology.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the protection device for the high-current lithium battery capacity equalizer comprises a base, wherein a lithium battery equalizer is arranged at the center position of the top of the base, a protection cover is arranged at the top of the base, fixing plates are arranged at the center positions of the inner walls of two sides of the protection cover, and a protection mechanism is arranged above the inside of the protection cover;

the protection mechanism comprises a protection part and a circulation part, wherein the protection part is connected with the protection cover, and the circulation part is respectively connected with the protection part and the protection cover.

Preferably, the center of the upper surface of the base is provided with a mounting groove, the lithium battery equalizer is mounted in the mounting groove, and the inner wall of the mounting groove is slidably connected with the outer wall of the lithium battery equalizer.

Preferably, a rubber pad is arranged on the inner wall of the mounting groove, wiring holes are formed in the upper portion of the front end face of the lithium battery equalizer, heat dissipation holes are formed in the outer walls of the two sides of the lithium battery equalizer, and a display screen is arranged in the center of the front end face of the lithium battery equalizer.

Preferably, radiator fan is all installed to the top both sides of protection casing, the ventilation board is installed to the preceding terminal surface top of protection casing, the winding displacement hole has all been seted up to the both sides of terminal surface below before the protection casing, the preceding terminal surface below central point of protection casing puts and is equipped with the visual window.

Preferably, a threaded hole is formed in one side of the surface of the fixing plate, a screw is arranged in the threaded hole, the outer wall of the screw is in threaded connection with the inner wall of the threaded hole, and a rubber seat is arranged at the bottom end of the screw.

Preferably, the protection component comprises a shell, the shell is arranged above the inside of the protection cover, an S-shaped pipeline is arranged in the shell, and porous plates are arranged at the top and the bottom of the shell.

Preferably, the circulating component comprises a mounting box, the mounting box is mounted above one side outer wall of the protective cover, the water tank is mounted at the inner bottom end of the protective cover, the water pump is mounted at one side of the top of the water tank, the water inlet end on the water pump is fixedly connected with one end of the water inlet pipe through the pipeline connector, and the other end of the water inlet pipe is fixedly connected with one side of the top of the water tank.

Preferably, the water outlet end on the water pump is fixedly connected with one end of the water outlet pipe through a pipeline connector, and a connecting pipeline is arranged below the outer wall of one side of the water tank.

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

through being equipped with radiator fan and protection machanism, install the top at the protection casing respectively with two sets of radiator fan to install the lithium cell equalizer in the protection casing, make the lithium cell equalizer in the operation in-process, carry out the heat dissipation to the lithium cell equalizer by radiator fan, through setting up protection machanism in the inside top of protection casing, and utilize protection machanism to have the water cooling effect, the wind cooling of collocation radiator fan, thereby effectually cool off the lithium cell equalizer, avoid the long-time in-process of operation of lithium cell equalizer to produce the untimely heat dissipation and cause the condition emergence of damage or trouble, also effectually realized simultaneously protecting the processing to the lithium cell capacity equalizer of heavy current, the operating stability and the efficiency of the lithium cell capacity equalizer of heavy current have been improved.

Drawings

Fig. 1 is a schematic diagram of the overall structure of a lithium battery equalizer provided by the utility model;

FIG. 2 is a front cross-sectional view of the present utility model;

FIG. 3 is a front view of the present utility model;

FIG. 4 is a top view of a shield according to the present utility model;

FIG. 5 is an enlarged view of the structure shown in FIG. 2;

FIG. 6 is a front cross-sectional view of the guard mechanism provided by the present utility model;

fig. 7 is a perspective view of a part of the structure of the protection mechanism provided by the utility model.

In the figure: 1. a base; 101. a lithium battery equalizer; 1011. a wiring hole; 1012. a heat radiation hole; 1013. a display screen; 102. a mounting groove; 103. a rubber pad; 2. a protective cover; 201. a heat radiation fan; 202. a ventilation board; 203. a wire arrangement hole; 204. a visual window; 3. a fixing plate; 301. a threaded hole; 302. a screw; 303. a rubber seat; 4. a protective mechanism; 401. a housing; 402. an S-shaped pipeline; 403. a porous plate; 404. a mounting box; 405. a water tank; 406. a water pump; 407. a water inlet pipe; 408. a water outlet pipe; 409. and connecting pipelines.

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.

The utility model provides the following technical scheme: a protection device for a high-current lithium battery capacity equalizer can effectively protect the high-current lithium battery capacity equalizer in the using process, a cooling fan 201 and a protection mechanism 4 are added, please refer to fig. 1-7, the protection device comprises a base 1, a lithium battery equalizer 101 is installed at the center position of the top of the base 1, an installation groove 102 is formed in the center position of the upper surface of the base 1, the lithium battery equalizer 101 is installed in the installation groove 102, the inner wall of the installation groove 102 is in sliding connection with the outer wall of the lithium battery equalizer 101, the lithium battery equalizer 101 is placed in the installation groove 102 on the base 1, the installation of the lithium battery equalizer 101 is achieved, a rubber pad 103 is arranged on the inner wall of the installation groove 102, the rubber pad 103 is arranged between the installation groove 102 and the lithium battery equalizer 101, on one hand, the stability of the lithium battery equalizer 101 is reinforced, the lithium battery equalizer 101 is insulated to avoid shaking during use, on the other hand, the lithium battery equalizer 101 is insulated to avoid current leakage of the lithium battery equalizer 101, wiring holes 1011 are formed above the front end face of the lithium battery equalizer 101, radiating holes 1012 are formed on the outer walls of the two sides of the lithium battery equalizer 101, a display screen 1013 is arranged at the center of the front end face of the lithium battery equalizer 101, a protective cover 2 is arranged at the top of the base 1, radiating fans 201 are arranged at the two sides of the top of the protective cover 2, the radiating fans 201 on the protective cover 2 are utilized to effectively cool and radiate the lithium battery equalizer 101, a ventilating plate 202 is arranged above the front end face of the protective cover 2, the ventilating plate 202 on the protective cover 2 is utilized to circularly ventilate air flow in the protective cover 2 to avoid the situation that heat in the protective cover 2 cannot be exhausted, the wire arranging holes 203 are formed in two sides below the front end face of the protective cover 2, the wire arranging holes 203 in the protective cover 2 are utilized to orderly arrange wires for connecting a circuit of the lithium battery equalizer 101 in the protective cover 2, the influence on the attractiveness caused by mess of the circuit is avoided, a visible window 204 is arranged in the center position below the front end face of the protective cover 2, the center positions of the inner walls of two sides of the protective cover 2 are respectively provided with a fixed plate 3, one side of the surface of the fixed plate 3 is provided with a threaded hole 301, a screw rod 302 is arranged in the threaded hole 301, the outer wall of the screw rod 302 is in threaded connection with the inner wall of the threaded hole 301, the bottom end of the screw rod 302 is provided with a rubber seat 303, the screw rod 302 is arranged in the threaded hole 301 in the fixed plate 3 in a threaded connection mode, the screw rod 302 can be driven to move forward or reversely, and the rubber seat 303 on the bottom end can be driven to move up and down, when the lithium battery equalizer 101 is arranged in the protective cover 2, the screw rod 302 is rotated forward until the rubber seat 303 compresses the lithium battery equalizer 101, so that the lithium battery equalizer 101 is stably treated after being arranged, and the protective mechanism 4 is arranged above the inner part of the protective cover 2;

the protection mechanism 4 comprises a protection part and a circulation part, the protection part is connected with the protection cover 2, the circulation part is respectively connected with the protection part and the protection cover 2, the protection part comprises a shell 401, the shell 401 is arranged above the inside of the protection cover 2, an S-shaped pipeline 402 is arranged in the shell 401, porous plates 403 are arranged at the top and the bottom of the shell 401, the S-shaped pipeline 402 is arranged in the shell 401, when cooling liquid is injected into the S-shaped pipeline 402, a cooling fan 201 blows the S-shaped pipeline 402, cooling air emitted by the S-shaped pipeline 402 is blown to the lithium battery equalizer 101, a mode of air cooling and water cooling is formed, the efficient heat dissipation treatment of the lithium battery equalizer 101 is improved, the circulation part comprises a mounting box 404, the mounting box 404 is arranged above the outer wall of one side of the protection cover 2, a water tank 405 is arranged at the bottom end of the inside of the protection cover 2, a water pump 406 is arranged at one side of the top of the water tank 405, the water inlet end of the water pump 406 is fixedly connected with one end of the water inlet pipe 407 through a pipeline connector, the other end of the water inlet pipe 407 is fixedly connected with one side of the top of the water tank 405, the water pump 406 on the water tank 405 is communicated with the water tank 405 through the water inlet pipe 407, the water pump 406 can extract cooling liquid in the water tank 405, the water outlet end of the water pump 406 is fixedly connected with one end of the water outlet pipe 408 through a pipeline connector, the water outlet pipe 408 on the water pump 406 is communicated with one end of the S-shaped pipeline 402, the cooling liquid extracted by the water pump 406 is conveyed into the S-shaped pipeline 402, a connecting pipeline 409 is arranged below the outer wall of one side of the water tank 405, the other end of the S-shaped pipeline 402 is communicated with the water tank 405 through the connecting pipeline 409, the cooling liquid in the S-shaped pipeline 402 flows back into the water tank 405 through the connecting pipeline 409 to form a circulating effect, thereby improving the water cooling effect and the water cooling mode, the heat in the air is cooled by the gaseous mode generated by the cooling liquid, the cold air state generated by the gaseous state is not large, excessive water vapor phenomenon cannot be generated, the shell of the lithium battery equalizer 101 is protected to a certain extent, the situation that the lithium battery equalizer 101 is damaged by water cooling is avoided, the lithium battery equalizer 101 is subjected to wind cooling and water cooling treatment, the situation that damage or faults are caused by untimely heat dissipation treatment generated in the long-time operation process of the lithium battery equalizer 101 is effectively avoided, and meanwhile, the protection treatment on the high-current lithium battery capacity equalizer is also effectively realized.

Working principle: when the lithium battery equalizer 101 is used, the lithium battery equalizer 101 is placed in the mounting groove 102 on the base 1, so that the lithium battery equalizer 101 is mounted, the rubber pad 103 is arranged between the mounting groove 102 and the lithium battery equalizer 101, on one hand, the stability of the lithium battery equalizer 101 is reinforced, shaking is avoided when the lithium battery equalizer 101 is used, on the other hand, the lithium battery equalizer 101 is insulated, the condition that current leakage occurs in the lithium battery equalizer 101 is avoided, the protective cover 2 is mounted on the top of the base 1, the heat dissipation fan 201 on the protective cover 2 is utilized, the lithium battery equalizer 101 in the interior can be effectively cooled by air, the ventilation plate 202 on the protective cover 2 is utilized, the circulating ventilation treatment on the air flow in the protective cover 2 is realized, the condition that heat in the protective cover 2 cannot be discharged is avoided, the wire discharge hole 203 on the protective cover 2 is utilized, the method is characterized in that the circuit which is connected with the lithium battery equalizer 101 in the protective cover 2 is orderly arranged, the influence on the attractiveness caused by the disorder of the circuit is avoided, the fixed plates 3 are respectively arranged on the inner walls of the two sides of the protective cover 2, the screw 302 is arranged in the threaded holes 301 on the fixed plates 3 in a threaded connection mode, the screw 302 is rotated forward or reversely, the rubber seat 303 on the bottom end can be driven to move up and down, when the lithium battery equalizer 101 is arranged in the protective cover 2, the screw 302 is rotated forward, the rubber seat 303 is pressed against the lithium battery equalizer 101, so that the stable treatment after the lithium battery equalizer 101 is arranged is achieved, the S-shaped pipeline 402 is arranged in the protective mechanism 4, when the cooling liquid is injected into the S-shaped pipeline 402, the cooling fan 201 blows the S-shaped pipeline 402, the cool air emitted by the S-shaped pipeline 402 is blown off to the lithium battery equalizer 101, the mode of air cooling and water cooling is formed, the efficient heat dissipation treatment on the lithium battery equalizer 101 is improved, the water tank 405 is installed in the installation box 404 on the protective cover 2, the water pump 406 on the water tank 405 is connected with the water tank 405 through the water inlet pipe 407, the water pump 406 can extract cooling liquid in the water tank 405, one end of the S-shaped pipeline 402 is connected with the water outlet pipe 408 on the water pump 406, the cooling liquid extracted by the water pump 406 is conveyed into the S-shaped pipeline 402, the other end of the S-shaped pipeline 402 is connected with the water tank 405 through the connecting pipeline 409, the cooling liquid in the S-shaped pipeline 402 flows back into the water tank 405 through the connecting pipeline 409, the circulation effect is formed, thereby improving the water cooling effect, and meanwhile, the water cooling mode enables the heat in the air to be cooled through the gaseous state generated by the cooling liquid, and the cold state generated by the gaseous state is not large, and can not generate excessive water vapor, the shell of the lithium battery equalizer 101 has a certain protection, thereby the situation that the damage to the lithium battery equalizer 101 is caused by water cooling is avoided, the lithium battery equalizer 101 is effectively avoided from being damaged, the situation that the lithium battery equalizer is caused by the wind cooling and the water cooling treatment is carried out, the lithium battery equalizer is not damaged in a long-time running process, the lithium battery equalizer is effectively, the high-quality battery capacity equalizer is also has high-quality battery capacity is effectively improved, and the battery capacity is guaranteed, and the battery is stable, and the battery can be cooled.

Although the utility model has been described hereinabove with reference to embodiments, various modifications thereof may be made and equivalents may be substituted for elements thereof without departing from the scope of the utility model. In particular, the features of the disclosed embodiments may be combined with each other in any manner so long as there is no structural conflict, and the exhaustive description of these combinations is not given in this specification merely for the sake of brevity and resource saving. Therefore, it is intended that the utility model not be limited to the particular embodiment disclosed, but that the utility model will include all embodiments falling within the scope of the appended claims.

Claims (5)

1. The utility model provides a protector for heavy current lithium battery capacity equalizer, includes base (1), lithium battery equalizer (101) are installed to the top central point of base (1), protection casing (2) are installed at the top of base (1), radiator fan (201) are all installed to the top both sides of protection casing (2), fixed plate (3) are all installed to the both sides inner wall central point of protection casing (2), its characterized in that: a protection mechanism (4) is arranged above the inside of the protection cover (2);

protection machanism (4) are including protection component and circulation part, protection component is connected with protection casing (2), circulation part is connected with protection component and protection casing (2) respectively, protection component includes casing (401), the inside top at protection casing (2) is installed to casing (401), the internally mounted of casing (401) has S type pipeline (402), perforated plate (403) are all installed at the top and the bottom of casing (401), circulation part is including installing case (404), install case (404) one side outer wall top at protection casing (2), water tank (405) are installed to the inside bottom of protection casing (2), water pump (406) are installed to top one side of water tank (405), the one end fixed connection of inlet end on water pump (406) through pipe connection head and inlet tube (407), the other end of inlet tube (407) and the one end fixed connection of top one side of water tank (405), the play water end on water pump (406) is through the one end fixed connection of pipe connection head and outlet pipe (408), one side of water tank (405) installs pipeline (409) below.

2. The protection device for a high current lithium battery capacity equalizer according to claim 1, wherein: the lithium battery equalizer (101) is installed in the installation groove (102), and the inner wall of the installation groove (102) is in sliding connection with the outer wall of the lithium battery equalizer (101).

3. The protection device for a high current lithium battery capacity equalizer according to claim 2, wherein: be equipped with rubber pad (103) on the inner wall of mounting groove (102), wiring hole (1011) have all been seted up to preceding terminal surface top of lithium battery equalizer (101), louvre (1012) have all been seted up to the both sides outer wall of lithium battery equalizer (101), preceding terminal surface central point of lithium battery equalizer (101) puts and is equipped with display screen (1013).

4. The protection device for a high current lithium battery capacity equalizer according to claim 1, wherein: the novel protective cover is characterized in that a ventilation plate (202) is arranged above the front end face of the protective cover (2), wire arranging holes (203) are formed in two sides of the lower part of the front end face of the protective cover (2), and a visible window (204) is arranged in the center of the lower part of the front end face of the protective cover (2).

5. The protection device for a high current lithium battery capacity equalizer according to claim 1, wherein: screw holes (301) are formed in one side of the surface of the fixing plate (3), screw rods (302) are arranged in the screw holes (301), the outer walls of the screw rods (302) are in threaded connection with the inner walls of the screw holes (301), and rubber seats (303) are arranged at the bottom ends of the screw rods (302).