CN219042365U

CN219042365U - High heat dissipation power adapter

Info

Publication number: CN219042365U
Application number: CN202223162708.6U
Authority: CN
Inventors: 邹东海
Original assignee: Shenzhen Hihong Technology Co ltd
Current assignee: Shenzhen Hihong Technology Co ltd
Priority date: 2022-11-25
Filing date: 2022-11-25
Publication date: 2023-05-16
Anticipated expiration: 2032-11-25

Abstract

The utility model discloses a high-heat-dissipation power adapter, which relates to the technical field of power adapters and comprises a shell, wherein a protective sleeve is fixedly arranged on the right side of the shell, an output wire is lapped on the inner wall of the protective sleeve, a power input interface is fixedly arranged on the left side of the shell, a circuit board is fixedly arranged on the right side of the power input interface, the right side of the circuit board is fixedly arranged on the left side of the output wire, a heat-conducting gasket is movably arranged at the bottom of the circuit board, and a heat-dissipation inserting sheet is fixedly arranged at the bottom of the heat-conducting gasket. According to the utility model, heat on the circuit board is transferred to the heat dissipation inserting piece through the heat conduction gasket, the heat is dissipated into the air through the heat dissipation inserting piece, the fan blades are driven to rotate through the starting of the heat dissipation motor, the internal heat is sucked out, the external cold air is sucked in through the heat dissipation opening, the air circulation is completed, and the internal heat cannot be timely discharged out due to negative pressure generated in the interior.

Description

High heat dissipation power adapter

Technical Field

The utility model relates to the technical field of power adapters, in particular to a high-heat-dissipation power adapter.

Background

The Power adapter (Power adapter) is also called an external Power supply, is a Power supply voltage conversion device of small portable electronic equipment and electronic appliances, is commonly used on small electronic products such as mobile phones, liquid crystal displays, notebook computers and the like, and has the function of converting 220V high voltage in a home into stable low voltage of about 5V to 20V which can work on the electronic products, so that the electronic products can work normally, and generally consists of components such as a shell, a transformer, an inductor, a capacitor, a control IC, a PCB and the like, and the working principle of the Power adapter is converted from alternating current input to direct current output; the wall-plug type adapter and the desktop type adapter can be divided according to the connection mode.

The following problems exist in the prior art:

the common power supply is that the adapter can generate a large amount of heat during working, and most of the power supply adapters adopt passive heat dissipation, so that the heat dissipation effect is not ideal, and the actual use effect is poor; and the power supply main board is fixedly arranged on the bottom surface of the shell through screws, so that the damping performance is poor, the insulativity is poor, static electricity generated by the circuit board can be conducted to the shell, and danger is easy to occur.

Disclosure of Invention

The present utility model provides a high heat dissipation power adapter to solve the above-mentioned problems in the prior art.

In order to solve the technical problems, the utility model adopts the following technical scheme:

the utility model provides a high heat dissipation power adapter, includes the shell, the right side fixed mounting of shell has the protective sheath, the inner wall overlap joint of protective sheath has the output electric wire, the left side fixed mounting of shell has the power input interface, the right side fixed mounting of power input interface has the circuit board, the right side of circuit board and the left side fixed mounting of output electric wire.

The circuit board is characterized in that a heat conduction gasket is movably arranged at the bottom of the circuit board, a heat dissipation inserting sheet is fixedly arranged at the bottom of the heat conduction gasket, a heat dissipation opening is fixedly arranged at the left side of the top of the shell, a protection net is fixedly arranged on the front side of the shell, a heat dissipation assembly is fixedly arranged on the right side of the inner wall of the shell, and the heat dissipation assembly comprises a heat dissipation frame.

The bottom fixed mounting of shell inner wall has fixed subassembly, fixed subassembly includes the support, the bottom of support and the bottom fixed mounting of shell inner wall.

The technical scheme of the utility model is further improved as follows: the front of the heat dissipation frame is fixedly arranged on the back of the protection net, an air pipe is fixedly arranged on the outer wall of the heat dissipation frame, and one side of the air pipe is fixedly arranged on the inner wall of the shell.

The technical scheme of the utility model is further improved as follows: the inner wall of the heat dissipation frame is fixedly provided with a heat dissipation motor, and a transmission shaft of the heat dissipation motor is fixedly provided with fan blades.

The technical scheme of the utility model is further improved as follows: the top of support fixed mounting has the insulating piece, the top threaded connection of insulating piece has the screw.

The technical scheme of the utility model is further improved as follows: the top of insulating piece just is located the outer wall overlap joint that is close to the screw and has the second spring, the top overlap joint of second spring has the second insulating pad, the top of second insulating pad and the bottom overlap joint of circuit board.

The technical scheme of the utility model is further improved as follows: the top of circuit board overlap joint has first insulating pad, the top of first insulating pad just is located the outer wall overlap joint that is close to the screw and has first spring.

By adopting the technical scheme, compared with the prior art, the utility model has the following technical progress:

1. the utility model provides a high-heat-dissipation power adapter, which adopts the mutual coordination among a heat conduction gasket, a heat dissipation inserting sheet, a heat dissipation motor, fan blades and heat dissipation openings, the heat on a circuit board is transferred to the heat dissipation inserting sheet through the heat conduction gasket, the heat is dissipated into the air through the heat dissipation inserting sheet, the fan blades are driven to rotate by starting the heat dissipation motor, the internal heat is sucked out, the external cold air is sucked through the heat dissipation openings, the air circulation is completed, the internal heat cannot be timely discharged due to negative pressure generated in the internal part is prevented, the problem that a large amount of heat is generated when the adapter works in a common power supply is solved, and most of the power adapters adopt passive heat dissipation, so the heat dissipation effect is not ideal, and the actual use effect is poor is solved.

2. The utility model provides a high-heat-dissipation power adapter, which adopts the mutual matching among a first insulating pad, a first spring, a second spring and screws, insulates a circuit board through the first insulating pad and the second insulating pad, prevents static electricity on the circuit board from being conducted to a shell to cause electric shock, dampens the circuit board through the first spring and the second spring, protects the circuit board, simultaneously prevents the circuit board from being damaged due to the fact that the screws are too dead and scratched when the circuit board is installed, and solves the problems that a power main board is fixedly installed on the bottom surface of the shell through screws, the damping performance is poor, the insulativity is poor, and static electricity generated by the circuit board is conducted to the shell to cause danger easily.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

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

FIG. 3 is a schematic cross-sectional view of the present utility model;

fig. 4 is a schematic view of a partial enlarged structure of the present utility model at a.

In the figure: 1. a housing; 2. a heat radiation port; 3. an output wire; 4. a protective sleeve; 5. a protective net; 6. a circuit board; 7. a heat dissipation assembly; 8. a fixing assembly; 9. a heat dissipation insert; 10. a thermally conductive gasket; 11. a power input interface; 71. a heat dissipation frame; 72. a heat dissipation motor; 73. a fan blade; 74. an air duct; 81. a screw; 82. a first spring; 83. a first insulating pad; 84. a second insulating pad; 85. a second spring; 86. an insulating block; 87. and (3) a bracket.

Detailed Description

The utility model is further illustrated by the following examples:

example 1

As shown in fig. 1-4, the utility model provides a high heat dissipation power adapter, which comprises a housing 1, a protective sleeve 4 is fixedly installed on the right side of the housing 1, an output electric wire 3 is lapped on the inner wall of the protective sleeve 4, a power input interface 11 is fixedly installed on the left side of the housing 1, a circuit board 6 is fixedly installed on the right side of the power input interface 11, a heat conduction gasket 10 is movably installed on the bottom of the circuit board 6 and fixedly installed on the left side of the output electric wire 3, a heat dissipation inserting sheet 9 is fixedly installed on the bottom of the heat conduction gasket 10, a heat dissipation opening 2 is fixedly installed on the left side of the top of the housing 1, a protection net 5 is fixedly installed on the front side of the housing 1, a heat dissipation assembly 7 is fixedly installed on the right side of the inner wall of the housing 1, the heat dissipation assembly 7 comprises a heat dissipation frame 71, a fixing assembly 8 is fixedly installed on the bottom of the inner wall of the housing 1, the fixing assembly 8 comprises a bracket 87, and the bottom of the bracket 87 is fixedly installed on the bottom of the inner wall of the housing 1.

In this embodiment, through the air-out of the heat-dissipating component 7, through the air-in of the heat-dissipating port 2, air circulation is completed, heat dissipation is performed to the circuit board 6, the circuit board 6 is fixed by the fixing component 8, insulation and vibration prevention are performed to the circuit board 6, and the circuit board 6 is protected from damage in case of accident.

Example 2

As shown in fig. 1-4, on the basis of embodiment 1, the present utility model provides a technical solution: preferably, the front surface of the heat dissipation frame 71 is fixedly installed with the back surface of the protection net 5, the outer wall of the heat dissipation frame 71 is fixedly installed with an air pipe 74, one side of the air pipe 74 is fixedly installed with the inner wall of the shell 1, the inner wall of the heat dissipation frame 71 is fixedly installed with a heat dissipation motor 72, and a transmission shaft of the heat dissipation motor 72 is fixedly installed with a fan blade 73.

In this embodiment, circuit board 6 can produce the heat at the during operation, on heat transfer to heat dissipation inserted sheet 9 on with circuit board 6 through heat conduction gasket 10, in radiating the air with heat dissipation inserted sheet 9, start through heat dissipation motor 72, drive flabellum 73 and rotate, with inside heat suction, change flabellum 73 wind channel through tuber pipe 74, better inside heat of taking out, inhale outside cold air through thermovent 2, accomplish air cycle, prevent inside negative pressure production and lead to inside heat can not in time be discharged out.

Example 3

As shown in fig. 1-4, on the basis of embodiment 1, the present utility model provides a technical solution: preferably, the top fixed mounting of support 87 has insulation block 86, and the top threaded connection of insulation block 86 has screw 81, and the top of insulation block 86 just is located the outer wall overlap joint that is close to screw 81 and has second spring 85, and the top overlap joint of second spring 85 has second insulating pad 84, and the top of second insulating pad 84 overlaps with the bottom of circuit board 6, and the top overlap joint of circuit board 6 has first insulating pad 83, and the top of first insulating pad 83 just is located the outer wall overlap joint that is close to screw 81 has first spring 82.

In the present embodiment, the first insulating pad 83 and the second insulating pad 84 insulate the circuit board 6, prevent static electricity on the circuit board 6 from being conducted to the housing to cause electric shock, and damp the circuit board 6 by the first spring 82 and the second spring 85, thereby protecting the circuit board 6 by damping, and simultaneously preventing the circuit board 6 from being damaged due to the screw 81 being too dead to scratch the circuit board 6 when the circuit board 6 is mounted.

The working principle of the high heat dissipation power adapter is specifically described below.

As shown in fig. 1-4, when the high heat dissipation power adapter is used, the circuit board 6 generates heat during operation, the heat on the circuit board 6 is transferred to the heat dissipation insert 9 through the heat conduction gasket 10, the heat is dissipated into the air through the heat dissipation insert 9, the fan blades 73 are driven to rotate through the start of the heat dissipation motor 72, the internal heat is sucked out, the fan blade 73 air duct is changed through the air duct 74, the internal heat is better sucked out, the external cold air is sucked through the heat dissipation opening 2, the air circulation is completed, the internal heat cannot be timely discharged due to the negative pressure generated in the internal part is prevented, the circuit board 6 is insulated through the first insulating pad 83 and the second insulating pad 84, the static electricity on the circuit board 6 is prevented from being conducted to the shell to cause electric shock, the circuit board 6 is protected through the shock absorption of the first spring 82 and the second spring 85, and meanwhile, the circuit board 6 is prevented from being scratched due to the fact that the screw 81 is screwed too dead when the circuit board 6 is installed, and the circuit board 6 is damaged.

The foregoing utility model has been generally described in great detail, but it will be apparent to those skilled in the art that modifications and improvements can be made thereto. Accordingly, it is intended to cover modifications or improvements within the spirit of the inventive concepts.

Claims

1. A high heat dissipation power adapter comprising a housing (1), characterized in that: the right side of the shell (1) is fixedly provided with a protective sleeve (4), the inner wall of the protective sleeve (4) is lapped with an output electric wire (3), the left side of the shell (1) is fixedly provided with a power input interface (11), the right side of the power input interface (11) is fixedly provided with a circuit board (6), and the right side of the circuit board (6) is fixedly provided with the left side of the output electric wire (3);

the heat-conducting module is characterized in that a heat-conducting gasket (10) is movably arranged at the bottom of the circuit board (6), a heat-radiating inserting sheet (9) is fixedly arranged at the bottom of the heat-conducting gasket (10), a heat-radiating opening (2) is fixedly arranged at the left side of the top of the shell (1), a protection net (5) is fixedly arranged on the front surface of the shell (1), a heat-radiating component (7) is fixedly arranged at the right side of the inner wall of the shell (1), and the heat-radiating component (7) comprises a heat-radiating frame (71);

the bottom of shell (1) inner wall fixed mounting has fixed subassembly (8), fixed subassembly (8) include support (87), the bottom of support (87) and the bottom fixed mounting of shell (1) inner wall.

2. A high heat dissipation power adapter as defined in claim 1, wherein: the front face of the heat dissipation frame (71) is fixedly arranged on the back face of the protection net (5), an air pipe (74) is fixedly arranged on the outer wall of the heat dissipation frame (71), and one side of the air pipe (74) is fixedly arranged on the inner wall of the shell (1).

3. A high heat dissipation power adapter as defined in claim 1, wherein: the inner wall of the heat dissipation frame (71) is fixedly provided with a heat dissipation motor (72), and a transmission shaft of the heat dissipation motor (72) is fixedly provided with fan blades (73).

4. A high heat dissipation power adapter as defined in claim 1, wherein: an insulating block (86) is fixedly arranged at the top of the support (87), and a screw (81) is connected with the top of the insulating block (86) in a threaded mode.

5. The high heat dissipation power adapter of claim 4, wherein: the top of insulating piece (86) and be located the outer wall overlap joint that is close to screw (81) have second spring (85), the top overlap joint of second spring (85) has second insulating pad (84), the top of second insulating pad (84) and the bottom overlap joint of circuit board (6).

6. A high heat dissipation power adapter as defined in claim 1, wherein: the top of circuit board (6) overlap joint has first insulating pad (83), the top of first insulating pad (83) and be located near the outer wall overlap joint of screw (81) and have first spring (82).