CN219269444U - Charger for DC generator - Google Patents

Abstract

The utility model relates to the technical field of charging, in particular to a DC generator charger, which includes a device body, a circuit board and a heat dissipation assembly. The heat dissipation assembly includes heat dissipation fins, an upper shell, a lower shell, a support sheet, heat dissipation holes and a fan mechanism; The circuit board of the device body, the main board and the terminals. The main board of the charger is electrically connected to the circuit board. The main board includes capacitors, coils and external wires. The external wires are used to supply power to the device. The terminals are connected to the main board and are divided into positive and negative poles The two terminals are connected to the positive and negative poles of the generator battery by connecting the circuit wires, so as to supply power to the generator battery. When using the device, the heat inside the device is blown out through the cooling holes through the fan mechanism, and the cooling fins are used to absorb The heat of the circuit board of the device and the device absorb the heat inside the device as much as possible on the heat dissipation fins. The position of the heat dissipation fins is on the same side as the blowing direction of the fan mechanism, which is beneficial to take away the heat when the wind retains the air.

Description

A DC generator charger

technical field

The utility model relates to the technical field of charging, in particular to a DC generator charger.

Background technique

Electricity brings more and more conveniences to people in life. When the power is cut off, the DC generator can be used to generate electricity, bringing temporary power resources. However, the battery of the generator is not used for a long time, and a charger is needed to supplement it. used later.

There is an existing DC generator charger, which includes a shell, a circuit board, a main board and connection terminals. The circuit board is installed inside the shell, and the main board of the charger is electrically connected to the circuit board. Wiring is used to supply power to the device. The terminal is connected to the main board, which is divided into two terminals, positive and negative. After connecting the circuit line, connect the positive and negative poles of the generator battery to supply power to the generator battery.

However, in the above-mentioned utility model, when the device is in use, the housing is too closed, which will cause the heat of the internal components to be difficult to dissipate when the device is used for a long time, causing the device to be overloaded and damaged.

Utility model content

The purpose of this utility model is to provide a DC generator charger, which aims to solve the problem that the housing contains the device too tightly during use, which will cause the heat of the internal components to be difficult to dissipate when the device is used for a long time, resulting in overload damage to the device The problem.

In order to achieve the above object, the utility model provides a DC generator charger, which includes a device body, a circuit board and a heat dissipation assembly, and the heat dissipation assembly includes heat dissipation fins, an upper case, a lower case, a support sheet, a heat dissipation hole and a fan mechanism;

The lower shell is fixedly connected to the circuit board and located on one side of the circuit board, the support sheet is fixedly connected to the circuit board fixing plate and located on one side of the circuit board, and the heat dissipation fins The piece is detachably connected with the support piece and is located on one side of the support piece, the fan mechanism is arranged on one side of the lower case, the upper case is detachably connected with the lower case and is located on the lower case On one side of the shell, the heat dissipation holes are arranged on the upper shell.

Wherein, the fan mechanism includes a fan and a mounting frame, the mounting frame is fixedly connected with the lower case, and is located on one side of the lower case, and the fan is slidably connected with the mounting frame, and is located in the mounting frame. inside of the shelf.

Wherein, the heat dissipation assembly further includes a filter net, which is fixedly connected with the upper case and located at one side of the upper case.

Wherein, the heat dissipation assembly further includes a current display screen, which is electrically connected to the circuit board and located outside the upper case.

Wherein, the heat dissipation assembly further includes a mounting hole, a mounting plate and a nut, the mounting plate is fixedly connected to the upper case and is located on one side of the upper case, the mounting hole is arranged on the mounting plate, The nut is fixedly connected with the installation board and is located on one side of the installation board.

A DC generator charger of the present utility model, the circuit board of the device body, the main board and the connecting terminals, the main board of the charger is electrically connected with the circuit board, the main board includes capacitors, coils and external wiring, and the external wiring is used for The power supply of the device is connected to the main board by the connecting terminal, which is divided into two terminals, positive and negative. After connecting the circuit line, the positive and negative poles of the generator battery are connected to supply power to the generator battery. When using the device, the fan mechanism The heat inside the device is blown out through the heat dissipation holes, and the heat dissipation fins are used to absorb the heat of the circuit board of the device and the device absorbs the heat inside the device on the heat dissipation fins as much as possible, and the heat dissipation fins The position is on the same side as the blowing direction of the fan mechanism, which is beneficial to take away the heat when the wind retains the air. The upper shell and the lower shell are used to protect the internal structure of the device, which is convenient for maintenance of the device, and solves the problem that the shell will be damaged during use. If the device is too closed, it will make it difficult for the internal components to dissipate heat when the device is used for a long time, resulting in the problem of overloading and damage to the device.

Description of drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the following will briefly introduce the drawings required for the description of the embodiments or the prior art.

Fig. 1 is a structural diagram of a DC generator charger according to the first embodiment of the present invention.

Fig. 2 is a partial schematic diagram of a DC generator charger according to the first embodiment of the present invention.

Fig. 3 is a schematic cross-sectional view of a DC generator charger according to the first embodiment of the present invention.

Fig. 4 is a structural diagram of a DC generator charger according to the second embodiment of the present invention.

101-device body, 102-circuit board, 103-radiation assembly, 104-radiation fin, 105-upper case, 106-lower case, 107-radiation hole, 108-support piece, 110-fan mechanism, 111-fan, 112-installation frame, 113-filter screen, 114-current display screen, 201-installation hole, 202-installation plate, 203-nut.

Detailed ways

Embodiments of the present invention are described in detail below, examples of which are shown in the drawings, wherein the same or similar reference numerals represent the same or similar elements or elements having the same or similar functions throughout. The embodiments described below by referring to the figures are exemplary and are intended to explain the present invention, but should not be construed as limiting the present invention.

first embodiment

Please refer to Figures 1 to 3, Figure 1 is a structural diagram of a DC generator charger according to the first embodiment of the utility model, and Figure 2 is a DC generator charger according to the first embodiment of the utility model Fig. 3 is a schematic cross-sectional view of a DC generator charger according to the first embodiment of the present invention.

The utility model provides a DC generator charger: including a device body 101, a circuit board 102, and a heat dissipation assembly 103, and the heat dissipation assembly 103 includes heat dissipation fins 104, an upper shell 105, a lower shell 106, heat dissipation holes 107, and a support sheet 108 , fan mechanism 110 , fan 111 , mounting frame 112 , filter screen 113 and current display screen 114 . The aforementioned solution solves the problem that the outer shell covers the device too tightly during use, and when the device is used for a long time, the heat of the internal components will be difficult to dissipate, resulting in overload damage to the device. It can be understood that the aforementioned solution can be used in The dust-proof scene can also be used to solve the problem of preventing dust from entering the device through the heat dissipation holes 107 through the filter screen 113 .

In this embodiment, the device body 101 has a circuit board 102, a main board and connection terminals. The main board of the charger is electrically connected to the circuit board 102. The main board includes capacitors, coils and external wires. The external wires are used to supply power to the device. The connection terminal is connected to the main board, which is divided into two terminals, positive and negative. After connecting the circuit wires, connect the positive and negative poles of the generator battery to supply power to the generator battery.

Wherein, the lower shell 106 is fixedly connected with the circuit board 102 and is located on one side of the circuit board 102 , and the support sheet 108 is fixedly connected with the circuit board 102 and is located on the circuit board 102 The cooling fins 104 are detachably connected to the supporting sheet 108 and are located on one side of the supporting sheet 108, the fan 111 mechanism 110 is arranged on one side of the lower case 106, and the upper The shell 105 is disassembled and connected to the lower shell 106, and is located on one side of the lower shell 106, and the heat dissipation holes 107 are arranged on the upper shell 105,

Secondly, the installation frame 112 is fixedly connected with the lower case 106 and is located on one side of the lower case 106, the fan 111 is slidably connected with the installation frame 112 and is located inside the installation frame 112, The fan 111 is slidably inserted into the mounting frame 112 , which facilitates disassembly and cleaning of the fan 111 , and the fan 111 is used for blowing air to dissipate heat inside the device.

Again, the filter screen 113 is fixedly connected with the upper case 105 and located on one side of the upper case 105 , the filter screen 113 is used to prevent dust from entering the device through the heat dissipation holes 107 .

Finally, the current display screen 114 is electrically connected to the circuit board 102 and located outside the upper case 105 , the current display screen 114 is used to display the current rate and the voltage of the device when the device is in use.

When using a DC generator charger of the present utility model, the device body 101 circuit board 102, a main board and connection terminals, the main board of the charger is electrically connected with the circuit board 102, and the main board includes capacitors, coils and external wiring. The wiring is used to supply power to the device. The terminal is connected to the main board, which is divided into two terminals, positive and negative. After connecting the circuit line, connect the positive and negative poles of the generator battery to supply power for the generator battery. When using the device, pass The fan 111 mechanism 110 blows out the heat inside the device through the heat dissipation holes 107, and the heat dissipation fins 104 are used to absorb the heat of the circuit board 102 of the device and the device absorbs the heat inside the device as much as possible on the On the heat dissipation fins 104, the position of the heat dissipation fins 104 is on the same side as the blowing direction of the fan 111, which is beneficial to take away the heat when the wind retains the air, and is protected by the upper shell 105 and the lower shell 106. The internal structure of the device is convenient for maintenance of the device, and it solves the problem that the device is too closed when the shell is used, and the heat of the internal components will be difficult to dissipate when the device is used for a long time, resulting in overload damage to the device.

second embodiment

Please refer to FIG. 4 . FIG. 4 is a structural diagram of a DC generator charger according to the second embodiment of the present invention. On the basis of the first embodiment, the cooling assembly 103 of the DC generator charger of the present invention further includes a mounting hole 201 , a mounting plate 202 and a nut 203 .

The mounting plate 202 is fixedly connected with the upper shell 105 and is located on one side of the upper shell 105, the mounting hole 201 is arranged on the mounting plate 202, and the nut 203 is fixed to the mounting plate 202 connected and located on one side of the installation plate 202, the installation is used for the device to be fixedly installed on the generator, and the nut 203 and the installation hole 201 provide two installation methods for the device.

What is disclosed above is only a preferred embodiment of a DC generator charger of the present invention. Of course, it cannot be used to limit the scope of rights of the present invention. Those of ordinary skill in the art can understand that all or part of the above embodiments can be realized. The process and the equivalent changes made according to the claims of the utility model still belong to the scope covered by the utility model.

Claims (5)

1. A DC generator charger, comprising a device body and a circuit board, is characterized in that, It also includes a heat dissipation assembly, which includes heat dissipation fins, an upper shell, a lower shell, a support sheet, heat dissipation holes and a fan mechanism; The lower shell is fixedly connected to the circuit board and located on one side of the circuit board, the support sheet is fixedly connected to the circuit board fixing plate and located on one side of the circuit board, and the heat dissipation fins The piece is detachably connected with the support piece and is located on one side of the support piece, the fan mechanism is arranged on one side of the lower case, the upper case is detachably connected with the lower case and is located on the lower case On one side of the shell, the heat dissipation holes are arranged on the upper shell. 2. A kind of direct current generator charger as claimed in claim 1, is characterized in that, The fan mechanism includes a fan and a mounting frame, the mounting frame is fixedly connected to the lower case and is located on one side of the lower case, the fan is slidably connected to the mounting frame and is located on the side of the mounting frame inside. 3. A kind of direct current generator charger as claimed in claim 2, is characterized in that, The heat dissipation assembly also includes a filter net fixedly connected to the upper case and located on one side of the upper case. 4. A kind of direct current generator charger as claimed in claim 3, is characterized in that, The heat dissipation assembly also includes a current display screen, which is electrically connected to the circuit board and located outside the upper case. 5. A kind of direct current generator charger as claimed in claim 4, is characterized in that, The heat dissipation assembly also includes a mounting hole, a mounting plate and a nut, the mounting plate is fixedly connected to the upper case and is located on one side of the upper case, the mounting hole is arranged on the mounting plate, the The nut is fixedly connected with the installation board and is located on one side of the installation board.

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