阅读说明：本技术 一种oled电视用超薄开关电源 (A kind of OLED TV ultra-thin switch power supply ) 是由 王贵周 王世顺 张茂松 于 2019-09-12 设计创作，主要内容包括：本发明公开了一种OLED电视用超薄开关电源,包括电源壳体、PCB板和散热单元,所述电源壳体包括底金属底座和盖罩,PCB板安装于金属底座上,所述盖罩两侧壁上均可拆卸安装有通风防尘网,所述散热单元包括吸风机、抽风机和散热管组,所述散热管组包括两根硬气管,两根硬气管邻近的一端相互铰接,两根硬气管中的一根的一端与盖罩内壁铰接,两根硬气管中的另一根的一端铰接有滑块,所述盖罩内壁上位于两根硬气管铰接处安装有电磁铁,所述硬气管上安装有与电磁铁配合的铁片,两根硬气管中与盖罩内壁铰接的硬气管中部固定有压缩弹簧,本申请设有散热单元,由喷嘴喷出的空气方向不断发生改变,从而扩大了散热面积,改变了散热角度,提高了散热效率。(The invention discloses a kind of OLED TV ultra-thin switch power supplys, including power shell, pcb board and heat-sink unit, the power shell includes bottom metab and housing, pcb board is installed on metab, dust control by ventilation net is detachably installed on the housing two sidewalls, the heat-sink unit includes suction ventilator, exhaust fan and heat-dissipating pipe group, the heat-dissipating pipe group includes two strong-willed pipes, two neighbouring one end of strong-willed pipe are hinged, one one end and housing inner wall in two strong-willed pipes is hinged, another one end in two strong-willed pipes is hinged with sliding block, it is located at two strong-willed pipe hinged places on the housing inner wall and electromagnet is installed, iron plate with electromagnet cooperation is installed on the strong-willed pipe, compressed spring is fixed in the middle part of the hinged strong-willed pipe of two strong-willed Guan Zhongyu housing inner walls, the application is equipped with heat dissipation Unit is constantly changed by the direction of air that nozzle sprays, to expand heat dissipation area, changes heat dissipation angle, improve radiating efficiency.)

1. a kind of OLED TV ultra-thin switch power supply, including power shell, pcb board (5) and heat-sink unit, the power shell Including bottom metab (1) and housing (3), the housing (3) is installed on metab (1), and the pcb board (5) is installed on On metab (1), dust control by ventilation net (9) are detachably installed on housing (3) two sidewalls, which is characterized in that described Heat-sink unit includes suction ventilator (4), exhaust fan (7) and heat-dissipating pipe group, and the suction ventilator (4) and exhaust fan (7) are respectively arranged in In power shell and pcb board (5) two sides are located at, the suction ventilator (4) and exhaust fan (7), which tilt, is installed on power shell It is interior, pcb board (5) front and rear sides are located on housing (3) inner wall and are mounted on heat-dissipating pipe group；

The heat-dissipating pipe group includes two strong-willed pipes (14), and two neighbouring one end of strong-willed pipe (14) are hinged, and two strong-willed One one end and housing (3) inner wall in pipe (14) is hinged, and another one end in two strong-willed pipes (14) is hinged with cunning Block (18), the sliding block (18) are slidably connected with housing (3) inner wall, and two strong-willed pipes (14) are located on housing (3) inner wall Hinged place is equipped with electromagnet (16), and the iron plate (17) with electromagnet (16) cooperation is equipped on the strong-willed pipe (14), strong-willed Pipe (14) is uniformly provided with multiple nozzles (19) close to the side of pcb board (5), is cut with scissors in two strong-willed pipes (14) with housing (3) inner wall It is fixed with compressed spring (15) in the middle part of the strong-willed pipe (14) connect, the compressed spring (15) one end and lid far from strong-willed pipe (14) Cover (3) inner wall is fixedly connected, and the air outlet of the suction ventilator (4) is connected with four connecting tubes (13), four companies by connector Adapter tube (13) is connect with four strong-willed pipes (14) respectively far from the one end of suction ventilator (4).

2. OLED TV ultra-thin switch power supply according to claim 1, which is characterized in that the pcb board (5) is by dissipating Hot plate (6) and screw are installed on metab (1).

3. OLED TV ultra-thin switch power supply according to claim 1, which is characterized in that in the metab (1) Portion position offers the installation cavity for installing housing (3), opens up on the side wall of installation cavity card slot (10), corresponding on housing (3) Protrusion (2) with card slot (10) cooperation is set.

4. OLED TV ultra-thin switch power supply according to claim 1 to 3, which is characterized in that the housing (3) The slot for dust control by ventilation net (9) insertion is offered on two sidewalls, dust control by ventilation net (9) top slide is equipped with shifting block (11), the groove (12) for shifting block (11) insertion is offered on the slot inner wall.

5. OLED TV ultra-thin switch power supply according to claim 4, which is characterized in that on the metab (1) It is mounted on wind deflector (8) below exhaust fan (7) and suction ventilator (4), the arc-shaped setting of the wind deflector (8).

6. OLED TV ultra-thin switch power supply according to claim 4, which is characterized in that on housing (3) inner wall Offer the sliding slot for sliding block (18) sliding.

7. OLED TV ultra-thin switch power supply according to claim 6, which is characterized in that metab (1) bottom Portion is equipped with multiple radiation tooths (20).

Technical field

The present invention relates to a kind of Switching Power Supply, specifically a kind of OLED TV ultra-thin switch power supply.

Background technique

Switching Power Supply, also known as exchange type power, switch converters are a kind of high frequency device for converting electric energy, are that power supply supplies Answer one kind of device.Its function is that the voltage of a level is converted to the required electricity of user terminal through various forms of frameworks Pressure or electric current.The input of Switching Power Supply is AC power source (such as alternating current) or DC power supply mostly, and exporting is desirable mostly The equipment of DC power supply, such as PC, and Switching Power Supply just carries out the conversion of voltage and current between the two；

Summary of the invention

The embodiment of the present invention is designed to provide a kind of OLED TV ultra-thin switch power supply, to solve the above problems.

To achieve the above object, the invention provides the following technical scheme:

A kind of OLED TV ultra-thin switch power supply, including power shell, pcb board and heat-sink unit, the power shell include Bottom metab and housing, the housing are installed on metab, and the pcb board is installed on metab, the housing Dust control by ventilation net is detachably installed, the heat-sink unit includes suction ventilator, exhaust fan and heat-dissipating pipe group, described on two sidewalls Suction ventilator and exhaust fan are respectively arranged in power shell and are located at pcb board two sides, and the suction ventilator and exhaust fan incline It is tiltedly installed in power shell, pcb board front and rear sides is located on the housing inner wall and are mounted on heat-dissipating pipe group, the heat-dissipating pipe Group includes two strong-willed pipes, and two neighbouring one end of strong-willed pipe are hinged, one one end and housing in two strong-willed pipes Inner wall is hinged, and another one end in two strong-willed pipes is hinged with sliding block, and the sliding block is slidably connected with housing inner wall, described It is located at two strong-willed pipe hinged places on housing inner wall and electromagnet is installed, the iron with electromagnet cooperation is installed on the strong-willed pipe Piece, strong-willed pipe are uniformly provided with multiple nozzles close to the side of pcb board, in the hinged strong-willed pipe of two strong-willed Guan Zhongyu housing inner walls Portion is fixed with compressed spring, and the one end of the compressed spring far from strong-willed pipe is fixedly connected with housing inner wall, the suction ventilator Air outlet is connected with four connecting tubes by connector, four one end of connecting tube far from suction ventilator respectively with four strong-willed Guan Lian It connects.

In a kind of optinal plan: the pcb board is installed on metab by heat sink and screw.

In a kind of optinal plan: the metab medium position offers the installation cavity for installing housing, installation Card slot is opened up on the side wall of chamber, and the protrusion with card slot cooperation is correspondingly arranged on housing.

In a kind of optinal plan: the slot for the insertion of dust control by ventilation net is offered on the housing two sidewalls, it is described Dust control by ventilation net top slide is equipped with shifting block, and the groove for shifting block insertion is offered on the slot inner wall.

In a kind of optinal plan: it is located at below exhaust fan and suction ventilator on the metab and is mounted on wind deflector, The arc-shaped setting of wind deflector.

In a kind of optinal plan: offering the sliding slot for sliding block sliding on the housing inner wall.

In a kind of optinal plan: the metab bottom is equipped with multiple radiation tooths.

Compared to the prior art, the embodiment of the present invention has the beneficial effect that:

1, it is equipped with heat-sink unit, the heat-sink unit includes suction ventilator, exhaust fan and heat-dissipating pipe group, and the heat-dissipating pipe group includes two The strong-willed pipe of root, suction ventilator will be sucked by the outside air of dust-proof net filtration and be then sent into strong-willed pipe by connecting tube, and by strong-willed Nozzle on pipe sprays, and radiates to pcb board, meanwhile, electromagnet is controlled by the controller in power shell and replaces on-off Electricity, when electromagnet is powered, electromagnet drives strong-willed pipe to rotate to close to housing inner wall side by iron plate, when electromagnet powers off, Under compressed spring effect, strong-willed pipe is rotated backward, so that strong-willed pipe is swung, when strong-willed pipe is swung, is sprayed by nozzle Direction of air constantly changes, to expand heat dissipation area, changes heat dissipation angle, improves radiating efficiency；

2, being equipped with metab, housing, protrusion and card slot can be such that protrusion is caught in when the lower end of housing is protruded into installation cavity In corresponding card slot, to prevent housing from separating with pedestal, while the area of bonding region can also be increased, it is strong to improve connection Degree, so that biggish shock and vibration can be born.

Detailed description of the invention

Fig. 1 is the structural schematic diagram of first embodiment of the invention.

Fig. 2 is the structural schematic diagram of heat-sink unit in first embodiment of the invention.

Fig. 3 is enlarged drawing at the A in Fig. 1.

Fig. 4 is the external structure of first embodiment of the invention.

Fig. 5 is the structural schematic diagram of second embodiment of the invention.

Appended drawing reference annotation: 1- metab, 2- protrusion, 3- housing, 4- suction ventilator, 5-PCB plate, 6- heat sink, 7- take out Blower, 8- wind deflector, 9- dust control by ventilation net, 10- card slot, 11- shifting block, 12- groove, 13- connecting tube, the strong-willed pipe of 14-, 15- pressure Contracting spring, 16- electromagnet, 17- iron plate, 18- sliding block, 19- nozzle, 20- radiation tooth.

Specific embodiment

Following embodiment can be described in detail the present invention in conjunction with attached drawing, in attached drawing or explanation, similar or identical part Using identical label, and in practical applications, shape, thickness or the height of each component can be expanded or shunk.Institute of the present invention Each embodiment enumerated is only to illustrate the present invention, is not used to limit the scope of the present invention.It is made for the present invention any aobvious And modification easy to know or change are without departure from spirit and scope of the invention.