CN206460398U - A kind of power converter of main frame - Google Patents

Abstract

The utility model discloses a power converter for a mainframe of a computer, which comprises a casing, the casing is a hollow structure, a heat conduction box of a hollow structure is arranged on the inner wall of the shell, the heat conduction box is formed by splicing heat conduction plates, and the heat conduction A power conversion element and a circuit board are installed on the inner wall of the box, through holes are opened on the outer walls of both sides of the housing, and a heat sink is clamped in the through hole, and the heat sink is connected with the outer wall of the heat conduction box. Vents are provided on the outer walls on both sides of the body, and fans are provided on the outer walls of the vents, and the fans are connected to the outer walls of the housing through fixing bars. Grooves are provided on both sides of the top of the housing, and the top and bottom of the grooves are There are chute on the inner wall. The utility model can dissipate heat for the internal components through the fan and the heat conducting sheet, thereby increasing the heat dissipation efficiency, ensuring the cleanliness of the internal components, reducing the aging speed of the components and circuits, and prolonging the service life of the device.

Description

A power converter for a computer host

technical field

The utility model relates to the technical field of power converters, in particular to a power converter for a computer host.

Background technique

With the development of science and technology, the development of computers is becoming more and more mature, and there are more and more types of external devices connected to the interface of the host computer. In order to provide sufficient power supply for the computer, the power converter of the host computer is also getting larger and larger Increasingly bulky power converters are used to accommodate more circuits and electronic components for voltage conversion and power supply. The power converter contains a large number of conversion circuits and a large number of electronic components. When the power converter is working, it will generate a lot of heat. If it is not discharged in time, the internal temperature of the computer host will continue to rise, accelerating the internal components and circuits of the computer. The aging speed of the computer will reduce the service life of the host computer.

Utility model content

The purpose of the utility model is to solve the shortcomings in the prior art, and propose a power converter for a computer mainframe.

In order to achieve the above object, the utility model adopts the following technical solutions:

A power converter for a computer mainframe, comprising a casing, the casing is a hollow structure, a heat conduction box of a hollow structure is arranged on the inner wall of the casing, the heat conduction box is formed by splicing heat conduction plates, and the inner wall of the heat conduction box is installed There are power conversion elements and circuit boards, through holes are opened on the outer walls of both sides of the housing, and heat sinks are clamped in the through holes, the heat sinks are connected to the outer walls of the heat conduction box, and the outer walls on both sides of the housing are Vents are provided, and fans are provided on the outer wall of the vent, and the fan is connected to the outer wall of the housing through a fixing bar. Grooves are provided on both sides of the top of the housing, and the inner walls of the top and bottom of the groove are provided with There is a chute, and a dust-proof net is slidably installed in the groove. The dust-proof net includes a metal frame and a filter net. The cross-section of the metal frame is rectangular. block, and the slide block is slidingly connected with the inner wall of the chute, the filter screen is fixedly connected with the inner wall of the metal frame, and the mesh of the filter screen is provided with adsorption wires.

Preferably, the outer walls on both sides of the fan are connected to the fixing bars by welding, and the casing of the fan and the fixing bars are made of plastic or steel.

Preferably, a sealing ring is provided between the metal frame and the inner wall of the groove.

Preferably, the cross-section of the cooling fins has a corrugated structure, and two adjacent cooling fins are symmetrical to each other.

Preferably, the fan is connected with a switch, and the switch is connected with the controller.

Preferably, the adsorption filaments are glass fibers, and the adsorption filaments are distributed along the outer circumference of the mesh.

The beneficial effects of the utility model are:

1. The fan cooperates with the vent, and the fan blows air into the casing, and the air takes away the heat of the internal components of the casing. When the components work and generate heat, the components exchange heat with the heat conduction box, and the heat conduction box exchanges heat with the heat sink, and the heat sink It is a wavy structure, which increases the contact area between the heat sink and the air, and increases the heat dissipation effect;

2. There are sliders on the top and bottom outer walls of the metal frame. The sliders are slidably connected with the inner wall of the chute, which is convenient for pulling out the dust-proof net for cleaning. There is a sealing ring between the metal frame and the groove to prevent dust from entering the shell. In the body, to ensure the cleanliness of the internal components of the housing.

The utility model can dissipate heat for the internal components through the fan and the heat conducting sheet, thereby increasing the heat dissipation efficiency, ensuring the cleanliness of the internal components, reducing the aging speed of the components and circuits, and prolonging the service life of the device.

Description of drawings

Fig. 1 is a schematic diagram of the front structure of a power converter for a host computer proposed by the utility model;

Fig. 2 is a side structural schematic diagram of a power converter for a computer mainframe proposed by the utility model;

Fig. 3 is a structural schematic diagram of a top view of a heat sink of a power converter for a mainframe computer proposed by the present invention;

Fig. 4 is a top view structure schematic diagram of a power converter for a computer mainframe proposed by the utility model;

FIG. 5 is a schematic structural diagram of a dust-proof net for a power converter for a computer mainframe proposed by the present invention.

In the figure: 1 shell, 2 heat conduction box, 3 heat sink, 4 vent, 5 fan, 6 fixing bar, 7 groove, 8 chute, 9 dustproof net, 10 metal frame, 11 filter net, 12 slider , 13 adsorption silk.

detailed description

The technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of them. example.

Referring to Figures 1-5, a power converter for a computer mainframe includes a housing 1, the housing 1 is a hollow structure, and the inner wall of the housing 1 is provided with a heat conduction box 2 of a hollow structure, and the heat conduction box 2 is spliced by heat conduction plates The inner wall of the heat conduction box 2 is equipped with a power conversion element and a circuit board, and through holes are opened on both sides of the outer wall of the housing 1, and a heat sink 3 is clamped in the through hole, and the heat sink 3 and the heat conduction box 2 The outer wall of the housing 1 is connected to the outer wall of the housing 1. Vents 4 are provided on the outer walls of the two sides of the housing 1, and the outer wall of the ventilation opening 4 is provided with a fan 5. The fan 5 is connected to the outer wall of the housing 1 through the fixing strip 6. A groove 7 is provided, and a chute 8 is provided on the inner wall of the top and bottom of the groove 7, and a dust-proof net 9 is slidably installed in the groove 7, and the dust-proof net 9 includes a metal frame 10 and a filter screen 11, and the metal frame The cross section of 10 is rectangular, and the top and bottom outer wall of metal frame 10 are all provided with the slide block 12 that cooperates with chute 8, and slide block 12 is connected with the inwall of chute 8 slidingly, filter screen 11 and the inwall of metal frame 10 It is fixedly connected, and the mesh of the filter screen 11 is provided with an adsorption wire 13 .

In the utility model, the outer walls on both sides of the fan 5 are connected to the fixing strip 6 by welding, and the casing of the fan 5 and the fixing strip 6 are made of plastic or steel, and the metal frame 10 and the inner wall of the groove 7 A sealing ring is arranged between them, the cross-section of the heat sink 3 is a wave-shaped structure, and the two adjacent heat sinks 3 are symmetrical to each other, the fan 5 is connected with a switch, and the switch is connected to the controller, and the adsorption wire 13 is glass fiber. And the adsorption filaments 13 are distributed along the outer circumference of the mesh.

Working principle: the fan 5 cooperates with the vent 4, the fan 5 blows air into the housing 1, and the air takes away the heat of the internal components of the housing 1. When the components work and generate heat, the components exchange heat with the heat conduction box 2, and the heat conduction box 2 Carry out heat exchange with heat sink 3, the top and bottom outer wall of metal frame 10 are provided with slide block 12, and slide block 12 is connected with the inner wall of chute 8 slidingly, conveniently extracts dust-proof net 9 and cleans.

The above is only a preferred embodiment of the utility model, but the scope of protection of the utility model is not limited thereto. Any equivalent replacement or change of the new technical solution and the concept of the utility model shall be covered by the protection scope of the utility model.

Claims (6)

1. a kind of power converter of main frame, including housing (1), the housing (1) are hollow structure, housing (1) Inwall be provided with the heat conduction case (2) of hollow structure, heat conduction case (2) is spliced to form by heat-conducting plate, and on the inwall of heat conduction case (2) Power conversion elements and circuit board are installed, it is characterised in that offer through hole on the both sides outer wall of the housing (1), and Fin (3) is connected with through hole, fin (3) is connected with the outer wall of heat conduction case (2), on the outer wall on housing (1) both sides Ventilating opening (4) is equipped with, and the outer wall of ventilating opening (4) is provided with fan (5), fan (5) passes through fixed strip (6) and housing (1) Outer wall connection, both sides are all provided with fluted (7) at the top of the housing (1), and are equipped with the inwall at the top and bottom of groove (7) Air Filter (9) is slidably fitted with chute (8), groove (7), the Air Filter (9) includes metal framework (10) and screen pack (11), the section of metal framework (10) is to be equipped with rectangle, the top and bottom outer wall of metal framework (10) and chute (8) The sliding block (12) of cooperation, and the inwall of sliding block (12) and chute (8) is slidably connected, screen pack (11) is interior with metal framework (10) Wall is fixedly connected, and the mesh of screen pack (11) is provided with adsorption filament (13).

2. a kind of power converter of main frame according to claim 1, it is characterised in that the fan (5) Be connected on the outer wall of both sides by way of welding with fixed strip (6), and fan (5) shell and fixed strip (6) by modeling Material or steel are made.

3. a kind of power converter of main frame according to claim 1, it is characterised in that the metal framework (10) sealing ring is provided between the inwall of groove (7).

4. a kind of power converter of main frame according to claim 1, it is characterised in that the fin (3) section be between wavy shaped configuration, and adjacent two fin (3) symmetrically.

5. a kind of power converter of main frame according to claim 1, it is characterised in that the fan (5) Switch is connected with, and switch is connected with controller.

6. a kind of power converter of main frame according to claim 1, it is characterised in that the adsorption filament (13) it is glass fibre, and is distributed outside circumference of the adsorption filament (13) along mesh.