CN219575731U - BMS battery protection device - Google Patents

Abstract

The utility model relates to the technical field of BMS battery protection, in particular to a protection device of a BMS battery, which comprises a device body and a stable structure arranged at the bottom of the device body, and further comprises a heat radiating unit, wherein the heat radiating unit is arranged at the upper side of the device body and comprises a heat radiating component, a protection plate and a self-cleaning piece, the heat radiating component is arranged at the upper side of the device body and is rotationally connected with the device body, the protection plate covers the upper side of the heat radiating component and is fixedly connected with the heat radiating component, the self-cleaning piece is arranged at the upper side of the protection plate so as to clean the upper surface of the protection plate, the structure of the protection device is improved on the basis of the prior art, the heat radiating unit is additionally arranged, the heat radiating unit is utilized to radiate the battery in the device body, and meanwhile, the protection plate and the self-cleaning piece are additionally arranged, so that the protection of the battery is further improved, and the battery is prevented from being damaged due to overheating after long-term working.

Description

BMS battery protection device

Technical Field

The utility model relates to the technical field of BMS battery protection, in particular to a protection device of a BMS battery.

Background

BMS, battery management system, mainly in order to promote the utilization ratio of the battery, prevent the battery from overcharging and overdischarging, is widely used in various industries, but find in the use, the stability of the protective device for the battery is general, the displacement is easy to appear in the use;

the prior art CN216530640U discloses a 4G intelligent identification battery BMS board charging protection device, which comprises a device body, a baffle cover and a stable structure arranged at the bottom of the device body, wherein the device body can be adsorbed through the stable structure, so that the stability of the device body can be improved in the use process;

however, the device is found to have poor heat dissipation performance in the use process, and a large amount of heat can be generated in the charge and discharge process of the battery, and the protection device cannot timely release the heat, so that the subsequent use of the battery is affected.

Disclosure of Invention

The utility model aims to provide a protection device for a BMS battery, which aims to solve the problem that the battery in the prior art cannot dissipate heat in time.

In order to achieve the above object, the present utility model provides a protection device for a BMS battery, comprising a device body and a stabilizing structure disposed at the bottom of the device body, and further comprising a heat dissipating unit disposed at the upper side of the device body, wherein the heat dissipating unit comprises a heat dissipating component, a protection plate and a self-cleaning member, the heat dissipating component is disposed at the upper side of the device body and is rotatably connected with the device body, the protection plate is covered at the upper side of the heat dissipating component and is fixedly connected with the heat dissipating component, and the self-cleaning member is disposed at the upper side of the protection plate to clean the upper surface of the protection plate.

The heat dissipation assembly comprises a heat dissipation impeller, an installation grating and a rotating shaft, wherein the installation grating is connected with the upper side of the device body in a rotating mode through the rotating shaft, the heat dissipation impeller is installed at the bottom of the installation grating, and the heat dissipation impeller connected with the electric motor is connected with the installation grating in a rotating mode.

The protection board is arranged on the upper side of the installation grille, a plurality of ventilation channels are uniformly distributed on the protection board, each ventilation channel penetrates through the installation grille, a screen is arranged on the upper side of each ventilation channel, and the screen is embedded in the ventilation channels.

The self-cleaning piece comprises a sliding rail, a push rod and a brush strip, wherein the sliding rail is arranged on the upper side of the protection board, the push rod is also arranged above the protection board, and the output end of the push rod drives the brush strip to reciprocate along the extending direction of the sliding rail.

The brush strip comprises a block matched with the sliding rail and a placement section provided with a brush, wherein the block is arranged on two sides of the placement section and is in sliding fit with the sliding rail, and the placement section is connected with the output end of the push rod and moves along with the movement of the push rod.

According to the protection device for the BMS battery, disclosed by the utility model, the structure of the protection device is improved on the basis of the prior art, the heat dissipation unit is additionally arranged, the heat dissipation unit is utilized for dissipating heat of the battery in the device body, and meanwhile, the protection plate and the self-cleaning piece are additionally arranged, so that the protection of the battery is further improved, and the battery is prevented from being damaged due to overheating after long-term working.

Drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below.

Fig. 1 is a schematic cross-sectional structure view of a first embodiment of a protection device for a BMS battery according to the present utility model.

Fig. 2 is a schematic structural view of a heat dissipation assembly of a first embodiment of a protection device for a BMS battery according to the present utility model.

Fig. 3 is a schematic axial structure of a second embodiment of a protection device for a BMS battery according to the present utility model.

101-device body, 102-heat dissipation assembly, 103-protection board, 104-self-cleaning piece, 105-heat dissipation impeller, 106-installation grille, 107-rotating shaft, 108-ventilation channel, 109-screen, 201-slide rail, 202-push rod, 203-brush strip, 204-block, 205-installation section and 206-brush.

Detailed Description

Embodiments of the present utility model are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are illustrative and intended to explain the present utility model and should not be construed as limiting the utility model.

First embodiment:

referring to fig. 1, fig. 1 is a schematic cross-sectional structure of a first embodiment of a protection device for a BMS battery.

The utility model provides a protection device for a BMS battery, which comprises a device body 101, a stabilizing structure arranged at the bottom of the device body 101, and a heat radiating unit, wherein the heat radiating unit is arranged at the upper side of the device body 101, the heat radiating unit comprises a heat radiating component 102, a protection plate 103 and a self-cleaning piece 104, the heat radiating component 102 comprises a heat radiating impeller 105, a mounting grid 106 and a rotating shaft 107, the protection plate 103 is arranged at the upper side of the mounting grid 106, a plurality of ventilation channels 108 are uniformly distributed on the protection plate 103, the heat radiating component 102 is arranged at the upper side of the device body 101 and is rotationally connected with the device body 101, the protection plate 103 covers the upper side of the heat radiating component 102 and is fixedly connected with the heat radiating component 102, and the self-cleaning piece 104 is arranged at the upper side of the protection plate 103 so as to clean the upper surface of the protection plate 103.

In this embodiment, the battery is placed in the device body 101, the stable structure at the bottom of the device body 101 uses the adsorption principle, so as to improve the stability of the device body 101 when placed on the platform, and therefore, the utility model does not describe the structure in detail, in the technical scheme of the utility model, the heat dissipation unit is additionally provided, the heat dissipation component 102 is utilized to generate air flow, so that the heat generated by the battery in the charging and discharging process can be sent to the protection board 103 along with the air flow generated by the heat dissipation component 102, and is discharged to the outside by the protection board 103, the self-cleaning member 104 cleans the protection board 103, so as to prevent the dust remained on the protection board 103 from entering the battery, the heat dissipation impeller 105 is matched with the electric motor, the air flow is generated by rotation, the installation grille 106 is used for installing the heat dissipation impeller 105, the rotation shaft 107 is used for enabling the installation grille 106 to cover the battery, the protection board 103 is provided with a plurality of ventilation channels 108, so that the air flow generated by the heat dissipation impeller 105 can enter the body through the channels 108, thereby reducing the heat generated by the battery through the protection board 103, and the heat generated by the heat dissipation impeller is not fully understood by the air exchange grille 101, and the external heat generated by the device 101 can be prevented from entering the external ventilation device 101.

The installation grille 106 is rotatably connected with the upper side of the device body 101 through the rotating shaft 107, the heat dissipation impeller 105 is installed at the bottom of the installation grille 106, and the heat dissipation impeller 105 connected with the electric motor is rotatably connected with the installation grille 106.

The installation grille 106 is used for installing the heat dissipation impeller 105, the installation grille 106 is in rotary connection with the device body 101 through the rotary shaft 107, and the installation grille 106 covers the upper side of the battery in the device body 101, so that the heat of the battery in the device body 101 can be taken out by the rotation of the heat dissipation impeller.

Next, a screen 109 is provided on the upper side of each ventilation passage 108, and the screen 109 is embedded in the ventilation passage 108.

The screen 109 is disposed on the upper side of the ventilation channel 108, so as to prevent external dust from entering the device body 101 through the ventilation channel 108 when the heat dissipation impeller 105 works, thereby affecting the performance of the battery.

Second embodiment:

referring to fig. 2 to 3, fig. 2 is a schematic structural view of a heat dissipation assembly of a first embodiment of a protection device for a BMS battery, and fig. 3 is a schematic axial structural view of a second embodiment of a protection device for a BMS battery.

On the basis of the first embodiment, the self-cleaning member 104 includes a sliding rail 201, a push rod 202 and a brush bar 203, the sliding rail 201 is disposed on the upper side of the protection board 103, the push rod 202 is also disposed above the protection board 103, and the output end of the push rod 202 drives the brush bar 203 to reciprocate along the extending direction of the sliding rail 201;

the brush bar 203 comprises a block 204 matched with the sliding rail 201 and a placement segment 205 provided with a brush 206, the block 204 is arranged on two sides of the placement segment 205 and is in sliding fit with the sliding rail 201, and the placement segment 205 is connected with the output end of the push rod 202 and moves along with the movement of the push rod 202.

The sliding rail 201 is arranged on the upper side of the protection board 103, when the protection board 103 is covered on the upper side of the battery along with the mounting grid 106, the push rod 202 works to drive the brush bar 203 to reciprocate along the length extending direction of the sliding rail 201, so that dust attached to the screen 109 on the protection board 103 can be cleaned by utilizing the brush bar 203, the dust attaching condition of the protection board 103 is effectively reduced, the placement section 205 is driven by the push rod 202 to reciprocate along with the driving of the push rod 202, the brush 206 moves along with the movement of the placement section 205, and the block 204 is matched with the placement section 205, so that the placement section 205 can be guided by the block 204, and the block 204 is arranged in the sliding rail 201 to limit the movement path of the placement section 205.

According to the protection device for the BMS battery, the structure of the protection device is improved on the basis of the prior art, the heat dissipation unit is additionally arranged, the heat dissipation unit is utilized for dissipating heat of the battery in the device body 101, meanwhile, the protection plate 103 and the self-cleaning piece 104 are additionally arranged, the protection of the battery is further improved, and the battery is prevented from being damaged due to overheating after long-term working.

The above disclosure is only a preferred embodiment of the present utility model, and it should be understood that the scope of the utility model is not limited thereto, and those skilled in the art will appreciate that all or part of the procedures described above can be performed according to the equivalent changes of the claims, and still fall within the scope of the present utility model.

Claims (5)

1. A protection device of BMS battery comprises a device body and a stable structure arranged at the bottom of the device body, and is characterized in that,

the device comprises a device body, and is characterized by further comprising a heat radiating unit, wherein the heat radiating unit is arranged on the upper side of the device body and comprises a heat radiating component, a protective plate and a self-cleaning piece, the heat radiating component is arranged on the upper side of the device body and is rotationally connected with the device body, the protective plate covers the upper side of the heat radiating component and is fixedly connected with the heat radiating component, and the self-cleaning piece is arranged on the upper side of the protective plate so as to clean the upper surface of the protective plate.

2. The protection device for a BMS battery according to claim 1, wherein,

the heat dissipation assembly comprises a heat dissipation impeller, an installation grating and a rotating shaft, wherein the installation grating is connected with the upper side of the device body in a rotating mode through the rotating shaft, the heat dissipation impeller is installed at the bottom of the installation grating, and the heat dissipation impeller connected with the electric motor is connected with the installation grating in a rotating mode.

3. The protection device for a BMS battery according to claim 2, wherein,

the protection shield sets up the upside of installation grid, just evenly distributed has a plurality of passageway of taking a breath on the protection shield, every the passageway of taking a breath all runs through the installation grid, every the upside of passageway of taking a breath all is equipped with the screen cloth, the screen cloth is inlayed and is established the inside of passageway of taking a breath.

4. A protection device for a BMS battery according to claim 3, wherein,

the self-cleaning part comprises a sliding rail, a push rod and a brush bar, wherein the sliding rail is arranged on the upper side of the protection board, the push rod is also arranged above the protection board, and the output end of the push rod drives the brush bar to reciprocate along the extending direction of the sliding rail.

5. The protection device for a BMS battery according to claim 4, wherein,

the brush strip comprises a block matched with the sliding rail and a placement section provided with a brush, wherein the block is arranged on two sides of the placement section and is in sliding fit with the sliding rail, and the placement section is connected with the output end of the push rod and moves along with the movement of the push rod.