CN222423258U

CN222423258U - A safe battery charger with efficient heat dissipation

Info

Publication number: CN222423258U
Application number: CN202420211038.2U
Authority: CN
Inventors: 王红军
Original assignee: Shenzhen Wotai Energy Co ltd
Current assignee: Shenzhen Wotai Energy Co ltd
Priority date: 2024-01-26
Filing date: 2024-01-26
Publication date: 2025-01-28
Anticipated expiration: 2034-01-26

Abstract

The utility model discloses a safe battery charger capable of efficiently radiating heat, which comprises a charger main body, wherein a circuit board is arranged at the central position inside the charger main body, one end of the charger main body is provided with a connecting wire through a connector, the top of the charger main body is provided with a charging part, a charging groove is uniformly arranged inside the charging part, two ends inside the charging groove are respectively provided with a positive pole point and a negative pole point, limiting mechanisms are arranged at one end, far away from the positive pole point, inside the charging groove, and the heat radiating mechanisms are arranged below the charger main body. According to the utility model, through installing the charger main body, the charging part, the charging groove, the positive pole, the negative pole, the circuit board, the heat dissipation mechanism, the heat dissipation plate, the heat dissipation fins, the support and the heat dissipation fan, circulating airflow is generated below the charger main body, heat is taken away, the charger main body can be cooled when in operation, the heat dissipation efficiency is higher, and the safety during charging is improved.

Description

High-efficient radiating safe type battery charger

Technical Field

The utility model relates to the technical field of battery chargers, in particular to a safe battery charger capable of efficiently radiating heat.

Background

A battery charger is an electronic device for charging a battery, which charges the battery by changing the form, magnitude and direction of an input current to achieve a stable and rapid charging effect.

The battery charger needs to place the battery in the charging tank in proper order when charging, and the both ends of lithium cell are connected with positive and negative pole respectively and charge, and along with the long increase of charger during use, the internal part ages, appears the phenomenon that generates heat easily for the charger is higher in the use temperature, not only influences working property, also has certain potential safety hazard.

Disclosure of utility model

The present utility model is directed to a safe battery charger with efficient heat dissipation, which solves the problems set forth in the background art.

The safe battery charger with the high-efficiency heat dissipation function comprises a charger main body, wherein a circuit board is arranged at the central position inside the charger main body, one end of the charger main body is provided with a connecting wire through a connector, and the top of the charger main body is provided with a charging part;

The charging groove is uniformly formed in the charging part, and positive pole points and negative pole points are respectively arranged at two ends of the inside of the charging groove;

The limiting mechanisms are arranged at one end, far away from the positive pole point, of the inside of the charging groove;

and the heat dissipation mechanism is arranged below the charger main body.

Preferably, the heat dissipation mechanism comprises a bracket, a heat dissipation fan and blades, the bracket is arranged at the bottom of the charger main body, the heat dissipation fan is arranged in the bracket, and the blades are uniformly distributed on the outer side of the heat dissipation fan.

Preferably, the heat dissipation mechanism further comprises a heat dissipation plate and heat dissipation fins, the heat dissipation plate is connected with the bottom end of the circuit board, the heat dissipation fins are uniformly distributed at the bottom end of the heat dissipation plate, and the bottom ends of the heat dissipation fins all extend to the outside of the charger main body.

Preferably, the heat dissipation mechanism further comprises ribs, the ribs are arranged on the blades, and 3 groups of ribs are arranged on the blades.

Preferably, the stop gear includes recess, pressure receiving plate, reset spring and guide way, the inside of recess all is provided with the pressure receiving plate through reset spring, just the one end of pressure receiving plate all is connected with the negative pole point, the guide way has all been seted up to the inside both sides of recess, the both sides of pressure receiving plate all are through guide block and guide way sliding connection.

Preferably, the one end that the connecting wire is close to the connector has set gradually protection piece and elastic tube, just the outside evenly distributed of protection piece has the rubber protruding, elastic tube adopts rubber material to make.

Compared with the prior art, the high-efficiency heat-dissipation safe battery charger has the beneficial effects that the charger main body, the charging part, the charging groove, the positive pole point, the negative pole point, the circuit board, the heat dissipation mechanism, the heat dissipation plate, the heat dissipation fins, the support and the heat dissipation fan are all made of copper alloy materials, the heat dissipation plate is connected with the bottom end of the circuit board, the top of the heat dissipation fins is connected with the heat dissipation plate, the bottom of the heat dissipation fins extends to the outside of the charger main body and is used for guiding out heat, meanwhile, the heat dissipation fan is arranged at the bottom of the charger main body and operates to drive the blades to rotate, circulation airflow is generated below the charger main body, heat is taken away, the heat is cooled when the charger main body works, the heat dissipation efficiency is high, and the safety during charging is improved.

Drawings

FIG. 1 is a schematic cross-sectional elevation view of the present utility model;

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

FIG. 3 is a schematic top view of a heat dissipating fan according to the present utility model;

Fig. 4 is an enlarged schematic view of the structure of fig. 2 a according to the present utility model.

1, A charger main body, 2, a charging part, 3, a positive pole, 4, a negative pole, 5, a circuit board, 6, a heat dissipation mechanism, 601, a bracket, 602, a heat dissipation fan, 603, a heat dissipation plate, 604, a heat dissipation fin, 605, a blade, 606, a rib, 7, a charging groove, 8, a limiting mechanism, 801, a groove, 802, a pressure receiving plate, 803, a return spring, 804, a guide groove, 9, a connector, 10, a protection block, 11, an elastic sleeve, 12 and a connecting wire.

Detailed Description

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. 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. 1-4, the utility model provides an embodiment of a high-efficiency heat dissipation safety battery charger, which comprises a charger main body 1, wherein a circuit board 5 is arranged at the central position inside the charger main body 1, one end of the charger main body 1 is provided with a connecting wire 12 through a connector 9, and a plug and a socket at one end of the connecting wire 12 are connected for supplying power;

The connecting wire 12 is provided with a protection block 10 and an elastic sleeve 11 at one end close to the connector 9 in sequence, rubber bulges are uniformly distributed on the outer side of the protection block 10, and the elastic sleeve 11 is made of rubber materials;

The elastic sleeve 11 can play a role in buffering when the connecting wire 12 is bent greatly, so that the connecting wire 12 is not easy to break, the protection block 10 is arranged at one end of the connecting wire 12, which is close to the connector 9, rubber bulges are uniformly distributed on the protection block 10, and the connection and the disconnection are convenient;

The top of the charger main body 1 is provided with a charging part 2, a charging groove 7 is uniformly formed in the charging part 2, two ends of the inside of the charging groove 7 are respectively provided with a positive electrode point 3 and a negative electrode point 4, a battery to be charged is placed in the charging groove 7, and two ends of the battery are respectively contacted with the positive electrode point 3 and the negative electrode point 4;

The limiting mechanism 8 is arranged at one end, far away from the positive pole point 3, inside the charging groove 7, the limiting mechanism 8 comprises a groove 801, a pressure receiving plate 802, a reset spring 803 and a guide groove 804, the pressure receiving plate 802 is arranged inside the groove 801 through the reset spring 803, and one end of the pressure receiving plate 802 is connected with the negative pole point 4;

the battery is contacted with the negative pole 4 to generate extrusion force, the extrusion force promotes the compression plate 802 to extrude the return spring 803 in the groove 801, and the battery is fixedly limited in the charging groove 7 through the rebound action of the return spring 803;

Guide grooves 804 are formed in two sides of the inside of the groove 801, and two sides of the pressure receiving plate 802 are in sliding connection with the guide grooves 804 through guide blocks;

Meanwhile, when the return spring 803 deforms and recovers, both sides of the pressure receiving plate 802 slide in the guide groove 804 through the guide blocks, so that the guide function is realized, and the return spring 803 is not easy to twist;

the heat dissipation mechanism 6 is arranged below the charger main body 1, the heat dissipation mechanism 6 comprises a bracket 601, a heat dissipation fan 602 and blades 605, the bracket 601 is arranged at the bottom of the charger main body 1, the heat dissipation fan 602 is arranged in the bracket 601, and the blades 605 are uniformly distributed on the outer side of the heat dissipation fan 602;

The heat dissipation mechanism 6 further comprises a heat dissipation plate 603 and heat dissipation fins 604, the heat dissipation plate 603 is connected with the bottom end of the circuit board 5, the heat dissipation fins 604 are uniformly distributed at the bottom end of the heat dissipation plate 603, and the bottom ends of the heat dissipation fins 604 extend to the outside of the charger main body 1;

the heat on the circuit board 5 is absorbed by the heat dissipation plate 603 during charging, the top of the heat dissipation fins 604 are connected with the heat dissipation plate 603, the bottom of the heat dissipation fins extends to the outside of the charger main body 1 and is used for guiding out the heat, meanwhile, the heat dissipation fan 602 fixed on the bracket 601 operates to drive the blades 605 to rotate, circulating air flow is generated below the charger main body 1 and takes away the heat, the heat can be cooled during the operation of the charger main body 1, the heat dissipation efficiency is higher, and the safety during charging is improved;

the heat dissipation mechanism 6 further comprises ribs 606, the ribs 606 are arranged on the blades 605, 3 groups of ribs 606 are arranged on the blades 605, and the ribs 606 are increased along the extending direction of the blades 605, so that surrounding air flow is generated when the blades 605 rotate, and the effect of reducing noise is achieved;

The specific model specification of the circuit board 5 needs to be determined according to the model selection calculation of the specification parameters and the like of the device, and the model selection calculation method is the prior art, so detailed description is omitted.

When the electric charger is used, a plug at one end of a connecting wire 12 is connected with a socket to supply power, an elastic sleeve 11 is sleeved on the connecting wire 12, the electric charger can play a role in buffering when the connecting wire 12 is bent greatly, the connecting wire 12 is not easy to break, a protection block 10 is arranged at one end of the connecting wire 12 close to a connector 9, rubber bulges are uniformly distributed on the protection block 10 and are convenient to plug, a battery to be charged is placed in a charging groove 7, two ends of the battery are respectively contacted with an anode point 3 and a cathode point 4, the battery is pressed by the pressing force when contacted with the cathode point 4, a compression plate 802 presses a reset spring 803 in a groove 801, the battery is fixedly limited in the charging groove 7 through the rebound effect of the reset spring 803, meanwhile, the two sides of the reset spring 803 slide in the guide groove 804 through the guide block to play a role in guiding, the reset spring is not easy to twist, heat on a circuit board 5 is absorbed by a heat dissipation plate 603, the top of the heat dissipation fin 604 is connected with the heat dissipation plate 603, the bottom is extended to the outside a main body 1, and is used for leading out heat, and meanwhile, a cooling fan 605 is driven by a cooling fin 605 to rotate around a fan 605, and the cooling fan 605 is driven by a cooling fin 605, and the cooling fan is cooled by the main body 1 when the cooling fan is rotated, and the cooling fan is cooled, and the cooling efficiency is improved when the cooling fan is cooled, and the cooling fan is compared with the main body is cooled.

It will be apparent that the embodiments described above are merely some, but not all, embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the present utility model without making any inventive effort, shall fall within the scope of the present utility model.

It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of exemplary embodiments according to the present application. As used herein, the singular is also intended to include the plural unless the context clearly indicates otherwise, and furthermore, it is to be understood that the terms "comprises" and/or "comprising" when used in this specification are taken to specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof.

It should be noted that the terms "first," "second," and the like in the description and the claims of the present application and the above figures are used for distinguishing between similar objects and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used may be interchanged where appropriate such that embodiments of the application described herein may be implemented in sequences other than those illustrated or otherwise described herein.

The above is only a preferred embodiment of the present utility model, and is not intended to limit the present utility model, but various modifications and variations can be made to the present utility model by those skilled in the art. 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. A high efficiency heat dissipating safety battery charger comprising:

The charger comprises a charger main body (1), wherein a circuit board (5) is arranged at the central position inside the charger main body (1), a connecting wire (12) is arranged at one end of the charger main body (1) through a connector (9), and a charging part (2) is arranged at the top of the charger main body (1);

the charging device comprises a charging groove (7), wherein the charging groove (7) is uniformly arranged in a charging part (2), and positive poles (3) and negative poles (4) are respectively arranged at two ends of the inside of the charging groove (7);

The limiting mechanisms (8) are arranged at one ends, far away from the positive pole (3), inside the charging grooves (7) and are used for limiting the charged batteries;

And the heat dissipation mechanism (6) is arranged below the charger main body (1), and plays a role in efficient heat dissipation during charging.

2. The high-efficiency heat dissipation safety battery charger as set forth in claim 1, wherein the heat dissipation mechanism (6) comprises a support (601), a heat dissipation fan (602) and blades (605), the support (601) is arranged at the bottom of the charger main body (1), the heat dissipation fan (602) is arranged in the support (601), and the blades (605) are uniformly distributed on the outer side of the heat dissipation fan (602).

3. The high-efficiency heat-dissipation safety battery charger as set forth in claim 1, wherein the heat dissipation mechanism (6) further comprises a heat dissipation plate (603) and heat dissipation fins (604), the heat dissipation plate (603) is connected with the bottom end of the circuit board (5), the heat dissipation fins (604) are uniformly distributed at the bottom end of the heat dissipation plate (603), and the bottom ends of the heat dissipation fins (604) extend to the outside of the charger main body (1).

4. A high efficiency heat dissipating safety battery charger as set forth in claim 2 wherein said heat dissipating means (6) further comprises ribs (606), said ribs (606) are disposed on said blades (605), said ribs (606) on said blades (605) are each provided with 3 sets.

5. The high-efficient radiating safe battery charger of claim 1, wherein the limiting mechanism (8) comprises a groove (801), a pressure receiving plate (802), a return spring (803) and a guide groove (804), wherein the pressure receiving plate (802) is arranged in the groove (801) through the return spring (803), one end of the pressure receiving plate (802) is connected with the negative electrode point (4), the guide groove (804) is formed in two sides of the inner part of the groove (801), and two sides of the pressure receiving plate (802) are in sliding connection with the guide groove (804) through guide blocks.

6. The high-efficiency heat-dissipation safe battery charger as defined in claim 1, wherein a protection block (10) and an elastic sleeve (11) are sequentially arranged at one end, close to the connector (9), of the connecting wire (12), rubber protrusions are uniformly distributed on the outer side of the protection block (10), and the elastic sleeve (11) is made of rubber materials.