CN210075850U

CN210075850U - Stable wide-range output voltage display screen power supply

Info

Publication number: CN210075850U
Application number: CN201920675196.2U
Authority: CN
Inventors: 李赞林; 王迎春
Original assignee: Shenzhen Yideng Technology Co Ltd
Current assignee: Shenzhen Yideng Technology Co Ltd
Priority date: 2019-05-12
Filing date: 2019-05-12
Publication date: 2020-02-14
Anticipated expiration: 2029-05-12

Abstract

The utility model discloses a stable wide region output voltage display screen power, the power distribution box comprises a box body, the first shaped plate of interior bottom fixedly connected with of box, the upper end of first shaped plate is rotated and is connected with first lifter, first bar groove has been seted up in the first shaped plate, sliding connection has first slider on the inner wall in first bar groove, it is connected with the threaded rod to rotate on the inner wall in first bar groove, the one end that first shaped plate was kept away from to the threaded rod runs through the lateral wall and the coaxial fixedly connected with hand wheel of box, threaded rod and first slider threaded connection. The utility model discloses an adjustment second bar shaped plate and the distance between the first bar shaped plate can shake out the box or put back the box with power body like this to can maintain work such as the power, need not to dismantle other parts such as display screen, it is very convenient.

Description

Stable wide-range output voltage display screen power supply

Technical Field

The utility model relates to a display screen power supply unit technical field especially relates to a stable type wide range output voltage display screen power.

Background

The display power panel is an important component of a display driving system and is responsible for controlling the power aspects of the driving circuit, namely the on and off of the switch tube, and the boosting of the transformer during lighting to provide enough driving voltage and keep the output current of the circuit during operation stable.

Present display power when needs are overhauld, need dismantle whole display screen, take out the power and maintain again, such dismantlement process is very loaded down with trivial details, after the maintenance finishes moreover, still need restore the display screen installation after dismantling, and the maintenance is very inconvenient.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a stable wide-range output voltage display screen power supply.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a stable wide-range output voltage display screen power supply comprises a box body, wherein a first strip-shaped plate is fixedly connected to the inner bottom of the box body, a first lifting rod is rotatably connected to the upper end of the first strip-shaped plate, a first strip-shaped groove is formed in the first strip-shaped plate, a first sliding block is slidably connected to the inner wall of the first strip-shaped groove, a threaded rod is rotatably connected to the inner wall of the first strip-shaped groove, one end, away from the first strip-shaped plate, of the threaded rod penetrates through the side wall of the box body and is coaxially and fixedly connected with a hand wheel, the threaded rod is in threaded connection with a first sliding block, a second lifting rod is rotatably connected to the upper end of the first sliding block, one end, away from the first strip-shaped plate, of the second lifting rod is rotatably connected with a second strip-shaped plate, a power supply body is fixedly connected to the upper end of the second strip-shaped plate, the second sliding block is rotatably connected with the first lifting rod.

Preferably, the lateral wall fixedly connected with electric telescopic handle of box, electric telescopic handle's flexible end fixedly connected with case lid, the lower extreme edge fixedly connected with guide bar of case lid, set up the guide way in the lateral wall of box, guide bar sliding connection is on the inner wall of guide way.

Preferably, a power supply slot is formed in the side wall of the box body, a conductive column is fixedly connected in the power supply slot, and the conductive column is electrically connected with the power supply body.

Preferably, the upper end of the box cover is fixedly connected with a handle, and a rubber sleeve is glued on the handle.

Preferably, a plurality of heat dissipation holes are formed in two opposite side walls of the box body, and the heat dissipation holes are communicated with the inside of the box body.

Preferably, a rubber sleeve is glued on the hand wheel, and anti-skid lines are carved on the rubber sleeve.

The utility model discloses following beneficial effect has:

1. the box cover can be opened or closed by operating the electric telescopic rod, the hand wheel is screwed, the threaded rod can be rotated, and then the first sliding block is moved, so that the rotating angle of the first lifting rod and the second lifting rod is changed, the distance between the second strip-shaped plate and the first strip-shaped plate can be adjusted, and the power supply body can be shaken out of the box body or put back into the box body, so that the power supply can be maintained and the like without disassembling other parts such as a display screen, and the electric telescopic box is very convenient;

2. through seting up a plurality of louvres at the relative lateral wall of box, can effectively distribute away the heat that power body during operation produced with the mode of hot air to reduce the temperature in the box, make power body be in the environment that the temperature is fit for.

Drawings

Fig. 1 is a schematic structural diagram of a stable wide-range output voltage display screen power supply provided by the present invention;

fig. 2 is a schematic view of a top view structure of a stable wide-range output voltage display screen power supply provided by the present invention;

fig. 3 is an enlarged schematic diagram of a structure at a position a of the stable wide-range output voltage display screen power supply provided by the utility model.

In the figure: the box body 1, 2 first strip-shaped plates, 3 first lifting rods, 4 second lifting rods, 5 first strip-shaped grooves, 6 threaded rods, 7 second strip-shaped plates, 8 second strip-shaped grooves, 9 second sliders, 10 power bodies, 11 guide grooves, 12 guide rods, 13 box covers, 14 electric telescopic rods, 15 handles, 16 power slots, 17 heat dissipation holes, 18 first sliders and 19 hand wheels.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Referring to fig. 1-3, a stable wide-range output voltage display screen power supply comprises a box body 1, a plurality of heat dissipation holes 17 are formed in two opposite side walls of the box body 1, the heat dissipation holes 17 are communicated with the interior of the box body 1, a first bar-shaped plate 2 is fixedly connected to the inner bottom of the box body 1, a first lifting rod 3 is rotatably connected to the upper end of the first bar-shaped plate 2, a first bar-shaped groove 5 is formed in the first bar-shaped plate 2, a first sliding block 18 is slidably connected to the inner wall of the first bar-shaped groove 5, a threaded rod 6 is rotatably connected to the inner wall of the first bar-shaped groove 5, one end of the threaded rod 6, away from the first bar-shaped plate 2, penetrates through the side wall of the box body 1 and is coaxially and fixedly connected with a hand wheel 19, a rubber sleeve is glued to the hand wheel 19, anti-slip threads are carved on, the one end that first strip board 2 was kept away from to second lifter 4 rotates and is connected with second strip board 7, the upper end fixedly connected with power body 10 of second strip board 7, power slot 16 has been seted up to the lateral wall of box 1, and fixedly connected with leads electrical pillar in the power slot 16, it is connected with power body 10 electricity to lead electrical pillar, second strip groove 8 has been seted up in the second strip board 7, sliding connection has second slider 9 on the inner wall in second strip groove 8, second slider 9 rotates with first lifter 3 to be connected.

The lateral wall fixedly connected with electric telescopic handle 14 of box 1, it should be noted that, electric telescopic handle 14 is current electric telescopic equipment, electric telescopic handle 14's flexible end fixedly connected with case lid 13, the upper end fixedly connected with handle 15 of case lid 13, it has the rubber sleeve to glue on hand, the lower extreme edge fixedly connected with guide bar 12 of case lid 13, set up guide way 11 in the lateral wall of box 1, guide bar 12 sliding connection is on the inner wall of guide way 11.

The utility model discloses in, during the use this device, when needs maintain the power, open electric telescopic handle 14, electric telescopic handle 14 backs down case lid 13, can open case lid 13, rotate hand wheel 19 this moment, the rotation of hand wheel 19 will drive threaded rod 6 and rotate, then make first slider 18 slide in first bar-shaped groove 5, can promote the round trip movement of second lifter 4, can change the turned angle between first lifter 3 and the second lifter 4, change the distance between first bar-shaped plate 2 and the second bar-shaped plate 7 then, thereby can shake out box 1 with power body 10, can maintain power body 10 like this, after the maintenance finishes, withdraw box 1 with power body 10 again, and cover case lid 13, whole operation process is very simple and convenient.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a wide range output voltage display screen power of stable type, includes box (1), its characterized in that, the interior bottom fixedly connected with of box (1) first shaped plate (2), the upper end of first shaped plate (2) is rotated and is connected with first lifter (3), first bar groove (5) have been seted up in first bar shaped plate (2), sliding connection has first slider (18) on the inner wall of first bar groove (5), it is connected with threaded rod (6) to rotate on the inner wall of first bar groove (5), the lateral wall and coaxial fixedly connected with hand wheel (19) of box (1) are run through to the one end that first bar shaped plate (2) were kept away from in threaded rod (6), threaded rod (6) and first slider (18) threaded connection, the upper end of first slider (18) is rotated and is connected with second lifter (4), the one end that first bar shaped plate (2) was kept away from in second lifter (4) is rotated and is connected with second bar shaped plate (7) ) The power supply comprises a power supply body (10) fixedly connected to the upper end of a second strip-shaped plate (7), a second strip-shaped groove (8) is formed in the second strip-shaped plate (7), a second sliding block (9) is connected to the inner wall of the second strip-shaped groove (8) in a sliding mode, and the second sliding block (9) is connected with a first lifting rod (3) in a rotating mode.

2. The stable wide-range output voltage display screen power supply according to claim 1, wherein an electric telescopic rod (14) is fixedly connected to a side wall of the box body (1), a box cover (13) is fixedly connected to a telescopic end of the electric telescopic rod (14), a guide rod (12) is fixedly connected to a lower end edge of the box cover (13), a guide groove (11) is formed in a side wall of the box body (1), and the guide rod (12) is slidably connected to an inner wall of the guide groove (11).

3. The stable wide-range output voltage display screen power supply according to claim 1, wherein a power slot (16) is formed in a side wall of the box body (1), and a conductive column is fixedly connected in the power slot (16), and is electrically connected with the power supply body (10).

4. The stable wide-range output voltage display screen power supply as claimed in claim 2, wherein a handle (15) is fixedly connected to the upper end of the box cover (13), and a rubber sleeve is glued on the handle.

5. The power supply of claim 1, wherein a plurality of heat dissipation holes (17) are formed in two opposite side walls of the case (1), and the heat dissipation holes (17) are communicated with the inside of the case (1).

6. The stable wide-range output voltage display screen power supply as claimed in claim 1, wherein the hand wheel (19) is glued with a rubber sleeve, and the rubber sleeve is engraved with anti-skid lines.