CN208509489U

CN208509489U - A LED display power box

Info

Publication number: CN208509489U
Application number: CN201820974031.0U
Authority: CN
Inventors: 王凤芹
Original assignee: Shenzhen Sansheng Display Screen Co Ltd
Current assignee: Shenzhen Sansheng Display Screen Co Ltd
Priority date: 2018-06-25
Filing date: 2018-06-25
Publication date: 2019-02-15
Anticipated expiration: 2028-06-25

Abstract

The utility model discloses a kind of LED display power packs, including box body, the four corners of the tray interior bottom end are all provided with casing, and the inside of casing is all provided with reset spring, the top of the reset spring is all provided with fixed link, and fixed plate is provided at the top of fixed link, the two sides of the fixed plate bottom are all provided with fixed block, and the side wall of fixed block is all evenly arranged with limit hole.The utility model is equipped with first compression assemblies of two group of first fixed spring and crushing block composition, the two sides of power supply can be fixed by the first compression assemblies, box cover bottom is equipped with the second compression assemblies of the second fixed spring and heat sink composition, it can be to being fixed at the top of power supply by the second compression assemblies, utilize being used cooperatively for the first compression assemblies and the second compression assemblies, so that power supply is more firmly mounted, simultaneously, without using fixed bolt, so that the disassembly of power supply and maintenance are more convenient.

Description

A kind of LED display power pack

Technical field

The utility model relates to LED display technical field, specially a kind of LED display power pack.

Background technique

LED display is a kind of flat-panel monitor, it is made of LED module panel small one by one, since LED is shown Shield power consumption it is low, long service life, it is environmentally friendly the advantages that be widely used, and power supply as LED display inside one part, It has this important role in the use process of LED display, and needs power pack to be protected in the use process of power supply Shield, of different sizes due to LED display, there is also differences for the size of selected power supply, and traditional power pack is only The power supply of fixed size can be fixed, practicability is poor, and in fixation procedure, and traditional device will be electric by fixed bolt It being connected with each other between source and power pack, installation is more inconvenient, and is unfavorable for the maintenance in later period, it is not convenient to use, meanwhile, it is traditional The structure for lacking heat dissipation with dedusting inside device, causes power pack internal temperature excessively high, hot-air cannot exclude, and be easy to cause electricity The damage in source, reduces the service life of power supply, and practicability is lower.

Utility model content

The purpose of this utility model is to provide a kind of LED display power packs, to solve to propose in above-mentioned background technique The problem of.

To achieve the above object, the utility model provides the following technical solutions: a kind of LED display power pack, including box Body, the four corners of the tray interior bottom end are all provided with casing, and the inside of casing is all provided with reset spring, the reset The top of spring is all provided with fixed link, and fixed plate is provided at the top of fixed link, and the two sides of the fixed plate bottom are all set It is equipped with fixed block, and the side wall of fixed block is all evenly arranged with limit hole, the both ends of the tray interior are all evenly arranged with One fixed spring, and the first fixed spring is all provided with crushing block, the bottom of the tray interior two sides close to one end of fixed plate End is all provided with fixed bin, and the side inside fixed bin close to fixed plate is all provided with the limited block matched with limit hole, The limited block is all provided with pull rod far from one end of fixed plate, and the outside of pull rod is all provided with limit spring, the pull rod The outside of box body is all extended to, and pull rod is all provided with pull ring, the top setting of the box body side far from one end of fixed plate There is air inlet, and tray interior is provided with temperature-dropping fan, top of the box body far from air inlet side close to the side of air inlet Portion is evenly arranged with air outlet, box cover is hinged at the top of described box body one end, and the middle position of box cover bottom is provided with Second fixed spring, and the bottom of the second fixed spring is provided with heat sink, two sides of the box cover far from box body one end are all set It is equipped with fixture block, the card slot matched with fixture block is provided on the box body.

Preferably, the outside of the box body and box cover is all provided with insulating layer.

Preferably, the crushing block is all provided with rubber pad close to the side of fixed plate, and is all provided on rubber pad anti- Sliding line.

Preferably, the air inlet is internally provided with Air Filter.

Preferably, heat radiating fin is evenly arranged at the top of the fixed plate.

Preferably, the air outlet is provided with three groups, and the distance between adjacent air outlet is identical.

Compared with prior art, the utility model has the beneficial effects that the LED display power pack is equipped with two group first First compression assemblies of fixed spring and crushing block composition, can be fixed the two sides of power supply by the first compression assemblies, Box cover bottom is equipped with the second compression assemblies of the second fixed spring and heat sink composition, can be to electricity by the second compression assemblies It is fixed at the top of source, using being used cooperatively for the first compression assemblies and the second compression assemblies, so that the installation of power supply is more Securely, meanwhile, without using fixed bolt so that the disassembly of power supply and maintenance are more convenient, fixed plate bottom be provided with casing, The automatic reset mechanism of reset spring and fixed link composition can carry out the position of fixed plate using automatic reset mechanism automatic Reset, fixed bin is internally provided with the fixed mechanism of limited block, limit spring and pull rod composition, can position to fixed plate into Row is fixed, by being used cooperatively for the first compression assemblies, resetting structure and fixed structure, so that in the installation process of power supply, energy It is enough that different size of power supply is installed, the practicability of device is improved, the setting of box body side temperature-dropping fan passes through cooling The mutual cooperation of blower, heat radiating fin and heat sink can accelerate the rate of tray interior gas flowing, accelerate cooling, avoid electricity Source is burned, and improves the service life of power supply.

Detailed description of the invention

Fig. 1 is the diagrammatic side-view cross-sectional schematic diagram of the utility model；

Fig. 2 is the expansion schematic top plan view of the utility model；

Fig. 3 is the fixed bin schematic internal view of the utility model.

In figure: 1, box body；2, crushing block；3, the first fixed spring；4, card slot；5, fixture block；6, box cover；7, the second fixed bullet Spring；8, heat sink；9, temperature-dropping fan；10, air inlet；11, fixed plate；12, casing；13, reset spring；14, fixed bin；15, Fixed block；16, limited block；17, limit hole；18, fixed link；19, heat radiating fin；20, pull ring；21, air outlet；22, limit spring； 23, pull rod.

Specific embodiment

The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work Every other embodiment obtained, fall within the protection scope of the utility model.

Fig. 1-3 is please referred to, embodiment provided by the utility model: a kind of LED display power pack, including box body 1, box body The four corners of 1 inner bottom are all provided with casing 12, and the inside of casing 12 is all provided with reset spring 13, reset spring 13 Top is all provided with fixed link 18, and the top of fixed link 18 is provided with fixed plate 11, and the two sides of 11 bottom of fixed plate are all arranged There is fixed block 15, and the side wall of fixed block 15 is all evenly arranged with limit hole 17, the both ends inside box body 1 are all evenly arranged with One fixed spring 3, and the first fixed spring 3 is all provided with crushing block 2 close to one end of fixed plate 11,1 inside two sides of box body Bottom end is all provided with fixed bin 14, and 14 inside of fixed bin is all provided with close to the side of fixed plate 11 and matches with limit hole 17 Limited block 16, the one end of limited block 16 far from fixed plate 11 is all provided with pull rod 23, and the outside of pull rod 23 be all arranged it is limited Position spring 22, pull rod 23 all extends to the outside of box body 1, and the one end of pull rod 23 far from fixed plate 11 is all provided with pull ring 20, Air inlet 10 is provided at the top of 1 side of box body, and 1 inside of box body is provided with temperature-dropping fan 9, box close to the side of air inlet 10 Body 1 is hinged with box cover 6, and box cover far from air outlet 21 is evenly arranged at the top of 10 side of air inlet at the top of 1 one end of box body The middle position of 6 bottoms is provided with the second fixed spring 7, and the bottom of the second fixed spring 7 is provided with heat sink 8, box cover 6 Two sides far from 1 one end of box body are all provided with fixture block 5, and the card slot 4 matched with fixture block 5 is provided on box body 1.

In this embodiment: the outside of box body 1 and box cover 6 is all provided with insulating layer, prevents external circuit from interfering, and guarantees output Voltage is steady, and crushing block 2 is all provided with rubber pad close to the side of fixed plate 11, and anti-skid chequer is all provided on rubber pad, mentions The high stability of power supply, air inlet 10 are internally provided with Air Filter, so that the inside of shell 1 is more cleaned, fixed plate 11 Top be evenly arranged with heat radiating fin 19, reduce the contact area of power supply bottom and fixed plate 11, raising cooling effect, air outlet 21 are provided with three groups, and the distance between adjacent air outlet 21 is identical, accelerate the rate of air flowing, improve cooling effect.

Working principle: before use, power supply to be put into the top of heat radiating fin 19, pressing down on fixed plate 11, under fixed plate 11 During shifting, the first fixed spring 3 pushes crushing block 2 to squeeze the two sides of power supply, meanwhile, limited block 16 automatically extends into The position that the inside of limit hole 17 declines fixed plate 11 is fixed, and pushes fixed link 18 to keep solid using reset spring 13 Fixed board 11 it is steady, power supply two sides are fixed complete after, cover box cover 6, by fixture block 5 be inserted into the inside of card slot 4 to box body 1 into Row sealing during box cover 6 declines, pushes heat sink 8 to the top of power supply by the second fixed spring 7 of 6 bottom of box cover It being squeezed and is fixed, power supply is fixedly mounted after completion, powers on, and it opens blower 9 and cools down to the inside of box body 1, And hot-air is discharged inside air outlet 21, it when power supply breaks down, opens the lid 6, and pull pull ring 20, drives limited block 16 are moved, and limited block 16 is extracted out from the inside of limit hole 17, pushes fixed plate 11 to be resetted using reset spring 13, During fixed plate 11 resets, crushing block 2 is squeezed, crushing block 2 is resetted, then takes out power supply, to electricity It is safeguarded in source.

It is obvious to a person skilled in the art that the present invention is not limited to the details of the above exemplary embodiments, and And without departing substantially from the spirit or essential attributes of the utility model, it can realize that this is practical new in other specific forms Type.Therefore, in all respects, the present embodiments are to be considered as illustrative and not restrictive, this is practical new The range of type is indicated by the appended claims rather than the foregoing description, it is intended that containing for the equivalent requirements of the claims will be fallen in All changes in justice and range are embraced therein.It should not treat any reference in the claims as limiting Related claim.

Claims

1. A power supply box for an LED display screen, comprising a box body (1), characterized in that: the four corners of the inner bottom end of the box body (1) are provided with sleeves (12), and the inside of the sleeve (12) is provided with sleeves (12). Both are provided with a return spring (13), the top of the return spring (13) is provided with a fixing rod (18), and the top of the fixing rod (18) is provided with a fixing plate (11), the fixing plate (11) Both sides of the bottom are provided with fixing blocks (15), and the side walls of the fixing blocks (15) are uniformly provided with limiting holes (17), and both ends inside the box body (1) are uniformly provided with first fixing A spring (3), and one end of the first fixing spring (3) close to the fixing plate (11) is provided with a pressing block (2), and the bottom ends of both sides of the inside of the box body (1) are provided with a fixing compartment ( 14), and the inner side of the fixing bin (14) close to the fixing plate (11) is provided with a limiting block (16) matched with the limiting hole (17), and the limiting block (16) is far away from the fixing plate. One end of (11) is provided with a pull rod (23), and the outer side of the pull rod (23) is provided with a limit spring (22), the pull rod (23) extends to the outside of the box body (1), and the pull rod (23) ) is provided with a pull ring (20) at one end away from the fixing plate (11), an air inlet (10) is arranged on the top of one side of the box body (1), and the inside of the box body (1) is close to the air inlet (10) A cooling fan (9) is arranged on one side of the box body (1), an air outlet (21) is evenly arranged on the top of the side of the box body (1) away from the air inlet (10), and a box is hinged on the top of one end of the box body (1). a cover (6), and a second fixing spring (7) is arranged at the middle position of the bottom of the box cover (6), and a cooling plate (8) is arranged at the bottom of the second fixing spring (7), and the box cover (6) ) on both sides of one end away from the box body (1) are provided with a clamping block (5), and the box body (1) is provided with a clamping slot (4) matched with the clamping block (5).

2 . The LED display power supply box according to claim 1 , wherein an insulating layer is provided on the outer sides of the box body ( 1 ) and the box cover ( 6 ). 3 .

3. A power box for an LED display screen according to claim 1, characterized in that: rubber pads are provided on the side of the extrusion block (2) close to the fixing plate (11), and rubber pads are provided on the rubber pads. Anti-slip pattern.

4. A power box for an LED display screen according to claim 1, characterized in that: a dust-proof net is arranged inside the air inlet (10).

5 . The power box for an LED display screen according to claim 1 , wherein the top of the fixing plate ( 11 ) is evenly provided with heat dissipation fins ( 19 ). 6 .

6 . The LED display power supply box according to claim 1 , wherein the air outlets ( 21 ) are provided with three groups, and the distances between adjacent air outlets ( 21 ) are the same. 7 .