CN219107085U

CN219107085U - 12V battery voltage dividing system

Info

Publication number: CN219107085U
Application number: CN202223233015.1U
Authority: CN
Inventors: 王鹤; 丁毕伟
Original assignee: Waltek Services Su Zhou Co ltd
Current assignee: Waltek Services Su Zhou Co ltd
Priority date: 2022-11-28
Filing date: 2022-11-28
Publication date: 2023-05-30
Anticipated expiration: 2032-11-28

Abstract

The utility model discloses a 12V battery voltage dividing system, which comprises an outer box body, wherein a lithium battery is arranged in the outer box body, a plurality of lithium batteries are connected in series, a slide rheostat and a circuit breaker are also arranged in the outer box body through connecting seats, the lithium battery, the slide rheostat and the circuit breaker are connected in series through wires, an upper cover is hinged to one side of the outer box body through a hinge, a positive electrode clamping seat and a negative electrode clamping seat are arranged on the inner wall of the outer box body, and heat dissipation holes are formed in the side walls of the outer box body and the upper cover between the positive electrode clamping seat and the negative electrode clamping seat.

Description

12V battery voltage dividing system

Technical Field

The utility model relates to the technical field of batteries, in particular to a 12V battery voltage dividing system.

Background

A battery refers to a device that converts chemical energy into electrical energy in a cup, tank, or other container or portion of a composite container that contains an electrolyte solution and metal electrodes to generate an electrical current. Has a positive electrode and a negative electrode. With the advancement of technology, batteries are widely referred to as small devices capable of generating electrical energy. [1] Such as a solar cell. The performance parameters of the battery are mainly electromotive force, capacity, specific energy and resistance. The battery is used as an energy source, the current which has stable voltage, stable current, long-time stable power supply and little influence from the outside can be obtained, the battery has simple structure, convenient carrying, simple and easy charging and discharging operation, is not influenced by the outside climate and temperature, has stable and reliable performance, and plays a great role in various aspects in the life of the modern society.

The utility model provides a self-charging output voltage adjustable graphene battery among the prior art for CN201811415832.4, includes the installation shell, the inside of installation shell has self-charging output voltage adjustable graphene battery body through spacing seat fixed mounting, and the device structural design is simple reasonable, convenient operation is convenient for adjust exit voltage, can charge by oneself, and the function is various, and safety and stability, application scope is wide, is favorable to promoting and popularizing. However, the battery can only output rated voltage, and ventilation, heat dissipation and positioning treatment are not convenient to be carried out on two sides of the lithium battery, so that the use safety is affected.

Disclosure of Invention

The utility model aims to provide a 12V battery voltage division system, which solves the problems that in the prior art, batteries only can output rated voltage, and ventilation, heat dissipation and positioning treatment are inconvenient to carry out on two sides of a lithium battery, so that the use safety is affected.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a 12V battery voltage dividing system, includes the outer box, outer box internally mounted has the lithium cell, and the lithium cell has a plurality ofly in series, slide rheostat and circuit breaker are still installed through the connecting seat to outer box inside, and establish ties through the wire between lithium cell, slide rheostat and the circuit breaker, outer box one side articulates through the hinge has the upper cover, anodal cassette and negative pole cassette are installed to outer box inner wall, the louvre has been seted up to outer box and upper cover lateral wall between anodal cassette and the negative pole cassette.

Further, the outer box body and the upper cover adopt rectangular box bodies, and the outer box body and the upper cover are connected and fixed through a buckle lock.

Further, an external terminal is installed on the outer side of one end of the outer box body, and the external terminal is respectively provided with an anode terminal and a cathode terminal.

Further, the side wall of the outer box body is provided with an adjusting hole, and a resistance adjusting block of the slide rheostat is slidably clamped in the adjusting hole.

Furthermore, the inner walls of the radiating holes are provided with radiating fins, and a plurality of radiating fins are arranged at equal intervals.

Further, the radiating fins are made of alloy sheets, limiting grooves are formed in the inner sides of the radiating fins, and the outer sides of the lithium batteries are clamped in the limiting grooves.

Further, the sliding rheostat is a 50 ohm sliding rheostat, and the lithium battery is 12 or 24V.

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

1. according to the utility model, one input end of the sliding rheostat is connected to the battery cathode, the other input end of the sliding rheostat is connected to the battery cathode, the positive electrode output end of the sliding rheostat is connected with the short-circuit protection switch, and the output voltage can be adjusted and changed at will within the range of 0-12V by changing the resistance value of the sliding rheostat, so that the power supply of various products is facilitated.

2. According to the lithium battery protection device, the upper cover is hinged to one side of the outer box body through the hinge, the outer box body and the upper cover are rectangular box bodies, and the outer box body and the upper cover are connected and fixed through the buckle lock, so that the outer side of the lithium battery is convenient to cover and protect, and the use safety is improved.

3. According to the lithium battery, the radiating holes are formed in the side walls of the outer box body and the upper cover between the positive electrode clamping seat and the negative electrode clamping seat, the radiating fins are arranged on the inner walls of the radiating holes, and the radiating fins are arranged at equal intervals, so that the radiating holes are convenient for ventilation and heat dissipation on two sides of the lithium battery, and the radiating fins conduct heat conduction and heat dissipation, so that the radiating effect is good.

4. According to the lithium battery clamping and positioning device, the alloy sheets are adopted by the radiating fins, the limiting grooves are formed in the inner sides of the radiating fins, and the outer sides of the lithium batteries are clamped in the limiting grooves, so that the clamping and positioning treatment can be carried out on the outer sides of the lithium batteries, the positioning stability is high, and the lithium batteries are prevented from shaking.

Drawings

The accompanying drawings are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate the utility model and together with the embodiments of the utility model, serve to explain the utility model. In the drawings:

FIG. 1 is a top view of the overall structure of the present utility model;

FIG. 2 is a left side view of the heat dissipating fin and lithium battery clamping structure of the present utility model;

fig. 3 is a schematic circuit diagram of the present utility model.

In the figure: 1. an outer case; 2. a slide rheostat; 3. a lithium battery; 4. a circuit breaker; 5. an anode clamping seat; 6. a negative electrode clamping seat; 7. an adjustment aperture; 8. a resistance adjusting block; 9. an external connection post; 10. a heat radiation hole; 11. a heat radiation fin; 12. a hinge; 13. a snap lock; 14. a limit groove; 15. a connecting seat; 16. and (5) an upper cover.

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.

Referring to fig. 1, 2 and 3, in an embodiment of the utility model, a 12V battery voltage dividing system includes an outer case 1, a lithium battery 3 is installed in the inner portion of the outer case 1, a plurality of lithium batteries 3 are connected in series, a sliding rheostat 2 and a circuit breaker 4 are also installed in the inner portion of the outer case 1 through a connecting seat 15, the lithium battery 3, the sliding rheostat 2 and the circuit breaker 4 are connected in series through wires, an upper cover 16 is hinged to one side of the outer case 1 through a hinge 12, so that protection treatment is covered on the outer side of the lithium battery 3 conveniently, the use safety is improved, a positive electrode clamping seat 5 and a negative electrode clamping seat 6 are installed on the inner wall of the outer case 1, heat dissipation holes 10 are formed in the side walls of the outer case 1 and the upper cover 16 between the positive electrode clamping seat 5 and the negative electrode clamping seat 6, heat dissipation fins 11 are installed on the inner wall of the heat dissipation holes 10, and the heat dissipation fins 11 are arranged at equal intervals, the heat dissipation holes 10 are convenient to ventilate the two sides of the lithium battery 3, the heat dissipation fins 11 conduct heat dissipation treatment, and the heat dissipation effect is good.

Preferably, the outer box body 1 and the upper cover 16 adopt rectangular box bodies, and the outer box body 1 and the upper cover 16 are fixedly connected through the snap lock 13, so that the opening and closing of the outer box body 1 and the upper cover 16 are conveniently controlled.

Preferably, an external terminal 9 is installed outside one end of the outer box body 1, and the external terminal 9 is respectively provided with a positive terminal and a negative terminal, so that the external circuit is conveniently connected for power supply and use.

Preferably, the side wall of the outer box body 1 is provided with an adjusting hole 7, and the resistance adjusting block 8 of the slide rheostat 2 is slidably clamped in the adjusting hole 7, so that the slide rheostat 2 is conveniently subjected to sliding adjustment treatment.

Preferably, the radiating fin 11 adopts the alloy sheet, and the limiting groove 14 has been seted up to radiating fin 11 inboard, and the outside card of lithium cell 3 is established in limiting groove 14 for can carry out card setting position to the lithium cell 3 outside and handle, positioning stability is high, prevents that lithium cell 3 from rocking, further improves the security that lithium cell 3 used.

Preferably, the slide rheostat 2 is a 50 ohm slide rheostat and the lithium battery 3 is 12 or 24V.

The working principle and the using flow of the utility model are as follows: the input end of the slide rheostat 2 is connected to the negative electrode of the battery, the other input end of the slide rheostat 2 is connected to the negative electrode of the battery, the positive electrode output end of the slide rheostat 2 is connected with the circuit breaker 4 of the short-circuit protection switch, and the output voltage can be adjusted and changed at will within the range of 0-12V by changing the resistance value of the slide rheostat 2, so that the power supply of various different products is facilitated; the radiating holes 10 are formed in the side walls of the outer box body 1 and the upper cover 16 between the positive electrode clamping seat 5 and the negative electrode clamping seat 6, radiating fins 11 are arranged on the inner walls of the radiating holes 10, and the radiating fins 11 are arranged at equal intervals, so that the radiating holes 10 are convenient for ventilating and radiating the two sides of the lithium battery 3, and the radiating fins 11 conduct heat conduction and radiating treatment, so that the radiating effect is good.

Finally, it should be noted that: the foregoing description is only a preferred embodiment of the present utility model, and the present utility model is not limited thereto, but it is to be understood that modifications and equivalents of some of the technical features described in the foregoing embodiments may be made by those skilled in the art, although the present utility model has been described in detail with reference to the foregoing embodiments. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.

Claims

1. The utility model provides a 12V battery partial pressure system, includes outer box (1), its characterized in that: the lithium battery (3) is installed in the inner portion of the outer box body (1), the lithium batteries (3) are connected in series, the slide rheostat (2) and the circuit breaker (4) are further installed in the inner portion of the outer box body (1), the lithium batteries (3), the slide rheostat (2) and the circuit breaker (4) are connected in series through wires, an upper cover (16) is hinged to one side of the outer box body (1) through a hinge (12), a positive electrode clamping seat (5) and a negative electrode clamping seat (6) are installed on the inner wall of the outer box body (1), and a radiating hole (10) is formed in the side wall of the outer box body (1) and the side wall of the upper cover (16) between the positive electrode clamping seat (5) and the negative electrode clamping seat (6).

2. A 12V battery voltage divider system according to claim 1, wherein: the outer box body (1) and the upper cover (16) are rectangular box bodies, and the outer box body (1) and the upper cover (16) are fixedly connected through the snap lock (13).

3. A 12V battery voltage divider system according to claim 1, wherein: an external wiring column (9) is arranged on the outer side of one end of the outer box body (1), and the external wiring column (9) is respectively provided with an anode wiring column and a cathode wiring column.

4. A 12V battery voltage divider system according to claim 1, wherein: an adjusting hole (7) is formed in the side wall of the outer box body (1), and a resistance adjusting block (8) of the sliding rheostat (2) is slidably clamped in the adjusting hole (7).

5. A 12V battery voltage divider system according to claim 1, wherein: radiating fins (11) are arranged on the inner walls of the radiating holes (10), and a plurality of radiating fins (11) are arranged at equal intervals.

6. The 12V battery voltage divider system of claim 5, wherein: the radiating fins (11) are made of alloy sheets, limiting grooves (14) are formed in the inner sides of the radiating fins (11), and the outer sides of the lithium batteries (3) are clamped in the limiting grooves (14).

7. A 12V battery voltage divider system according to claim 1, wherein: the sliding rheostat (2) adopts a 50 ohm sliding rheostat, and the lithium battery (3) adopts 12 or 24V.