LED display screen with top heat dissipation function

Abstract

The utility model relates to the technical field of LED display screens, in particular to a top heat dissipation LED display screen which comprises a display screen body, a reinforcing wide edge is arranged on the top of the display screen body, a plurality of sets of heat dissipation holes are formed in the upper end face of the reinforcing wide edge, and the rear side end face of the reinforcing wide edge is rotationally connected with a cover plate through cooperation of a fixing structure. The cover plate covers the heat dissipation holes; the fixing structure comprises a fixing ring fixedly connected to the rear side end face of the reinforcing wide edge, two sets of symmetrically-arranged connecting rings are fixedly connected to the rear side end face of the cover plate, the fixing ring is movably clamped between the two sets of connecting rings, and fixing pins are movably inserted into the centers of the fixing ring and the connecting rings. Heat dissipation holes are formed in the upper portion of the device for heat dissipation, dust can be prevented from falling into the display screen body from the upper portion by arranging the cover plate, and therefore the service life of the device is prolonged.

Description

TECHNICAL FIELD

[0001] The utility model relates to LED display screen technical field especially relates to a top heat dissipation's LED display screen. BACKGROUND

[0002] Patent document no. 202023034879.1 discloses a top heat dissipation type LED display screen, relating to the technical field of LED display screen, including the bottom plate, the bottom of bottom plate is fixedly installed with a plurality of moving wheels, the top of bottom plate is fixedly installed with motor seat, the inside of motor seat is fixedly installed with rotary motor, the top of rotary motor is movably installed with threaded shaft, the outside of threaded shaft is movably installed with threaded sleeve, the top of threaded sleeve is fixedly installed with mounting plate, the top heat dissipation type LED display screen, the heat conduction plate and a plurality of cooling fins are fixedly installed on the top and bottom of display screen body, which can improve the heat dissipation effect of display screen body itself, the air holes are arranged on the top, bottom and two sides of fixed box body, and the heat dissipation fans are fixedly installed in the air holes, and the air guiding cavity is formed between the fixed box body and the display screen body, which can comprehensively and multidirectionally dissipate heat of the display screen body, so that the heat dissipation effect is better and the use is more convenient.

[0003] The device can be used for the generation of display screen, and hot air can be blown out from the top through the cooperation of the air holes and the heat dissipation fans, facilitating heat dissipation. However, the heat dissipation holes of the device do not have a dustproof structure, and the air holes arranged on the top are prone to dust, and the display screen is large in size and inconvenient to use, and therefore improvement is needed. UTILITY MODEL CONTENT

[0004] The utility model aims at solving the shortcomings in the prior art that the heat dissipation holes do not have a dustproof structure, the air holes arranged on the top are prone to dust, and the display screen is large in size and inconvenient to use, and provides a top heat dissipation type LED display screen.

[0005] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme:

[0006] A top heat dissipation type LED display screen is designed, which comprises a display screen body, a reinforcing wide edge is arranged on the top of the display screen body, a plurality of heat dissipation holes are arranged on the upper end face of the reinforcing wide edge, a cover plate is rotatably connected to the rear side end face of the reinforcing wide edge through the cooperation of a fixing structure, and the cover plate covers the heat dissipation holes.

[0007] The fixing structure comprises a fixing ring fixedly connected to the rear side end face of the reinforcing wide edge, two groups of symmetrical connecting rings are fixedly connected to the rear side end face of the cover plate, the fixing ring is movably clamped between the two groups of connecting rings, and a fixing pin is movably inserted into the centers of the fixing ring and the connecting ring.

[0008] Preferably, the reinforcing wide edge is provided with a locking slot on the left and right sides, and a locking assembly for fixing the cover plate and preventing rotation is arranged in the locking slot.

[0009] Preferably, the locking assembly comprises a sliding rod slidingly connected to the inside of the locking slot, and an L-shaped locking plate is fixedly connected to the outer side end surface of the sliding rod, and the lower end surface of the locking plate is movably abutted against the upper end surface of the cover plate.

[0010] Preferably, the inner side end surface of the sliding rod is fixedly connected with an anti-dropping block, and the anti-dropping block slides in the inside of the locking slot.

[0011] Preferably, an elastic member is sleeved on the peripheral end surface of the sliding rod, and the elastic member elastically abuts against the anti-dropping block to move inward.

[0012] Preferably, the front side of the reinforcing wide edge is provided with a clamping slot, and a clamping strip is fixedly connected to the lower end surface of the cover plate and movably clamped into the inside of the clamping slot.

[0013] Preferably, the clamping strip is provided with magnetism, and the reinforcing wide edge is provided with magnetism at the overturned position of the cover plate.

[0014] The LED display screen with top heat dissipation has the advantages that: the reinforcing wide edge is in communication with the internal space of the display screen body, the heat dissipation structure can be installed in the reinforcing wide edge, and then the hot air is discharged through the heat dissipation holes, so that the effect of top heat dissipation is achieved, the volume of the device is greatly reduced, and the device is convenient to move and use; when the fixing ring and the connecting ring are clamped, the fixing pin is inserted, the cover plate can be fixed through the cooperation of the fixing pin, so that the cover plate can be rotated; when the cover plate is opened, the heat dissipation holes are covered, dust is prevented from falling into the inside of the display screen body from the top, and the service life of the equipment is improved.

[0015] The elastic member abuts against the anti-dropping block to press down the locking plate, so that the cover plate cannot be rotated, the cover plate is prevented from being opened during movement, and damage caused by knocking is avoided; the clamping strip is arranged, and after the cover plate is rotated and opened, the clamping strip is adsorbed with the reinforcing wide edge to prevent the cover plate from shaking. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1 The utility model provides a kind of top heat dissipation's LED display screen structure schematic view for the utility model;

[0017] Figure 2 The utility model provides a kind of top heat dissipation's LED display screen fixed structure section schematic view for the utility model;

[0018] Figure 3 The utility model provides a kind of top heat dissipation's LED display screenFigure 2 The local enlarged view at middle A;

[0019] Figure 4 A cross-sectional view of a locking assembly of the LED display screen with top heat dissipation is provided in the utility model;

[0020] Figure 5 A locking assembly of the LED display screen with top heat dissipation is provided in the utility model; Figure 4 The local enlarged view at middle B;

[0021] Figure 6 An exploded structural schematic view of the LED display screen with top heat dissipation is provided in the utility model.

[0022] In the figure: 1, display screen body; 101, reinforcing wide edge; 102, fixing ring; 103, locking slot; 104, clamping slot; 2, cover plate; 201, clamping strip; 202, connecting ring; 3, locking plate; 301, sliding rod; 302, anti-dropping block; 4, fixing pin; 5, heat dissipation hole; 6, elastic member. DETAILED DESCRIPTION

[0023] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments.

[0024] With reference to Figures 1-6 A LED display screen with top heat dissipation, comprising a display screen body 1, the top of the display screen body 1 is provided with a reinforcing wide edge 101, the upper end face of the reinforcing wide edge 101 is provided with a plurality of heat dissipation holes 5, the rear side end face of the reinforcing wide edge 101 is rotatably connected with a cover plate 2 through the cooperation of a fixing structure, the cover plate 2 covers the heat dissipation holes 5, the reinforcing wide edge 101 is communicated with the internal space of the display screen body 1, a heat dissipation structure can be installed in the reinforcing wide edge 101, then the hot air is discharged through the heat dissipation holes 5, the effect of top heat dissipation is achieved, which greatly reduces the size of the device, and facilitates movement and use.

[0025] The fixing structure comprises a fixing ring 102 fixedly connected to the rear side end face of the reinforcing wide edge 101, the rear side end face of the cover plate 2 is fixedly connected with two groups of symmetrically arranged connecting rings 202, the fixing ring 102 is movably clamped between the two groups of connecting rings 202, and the center of the fixing ring 102 and the connecting ring 202 is movably inserted with a fixing pin 4. When the fixing ring 102 is clamped with the connecting ring 202, the fixing pin 4 is inserted, the cover plate 2 can be fixed through the cooperation of the fixing pin 4, so that it can rotate, when it is needed to use, the cover plate 2 can be opened, and when it is not needed to use, the cover plate 2 can cover the heat dissipation holes 5, so that dust is prevented from falling into the internal space of the display screen body 1 from the top, thereby improving the service life of the equipment.

[0026] Reference Figure 6 , In order to ensure that the cover plate 2 will not be because of the slight shaking and always knock the sound after rotation, the front side of the reinforcing wide edge 101 is provided with a clamping groove 104, the lower end face of the cover plate 2 is fixedly connected with a clamping strip 201, the clamping strip 201 is movably clamped into the inside of the clamping groove 104, the clamping strip 201 is provided with magnetic, the reinforcing wide edge 101 is provided with magnetic at the turning position of the cover plate 2, after turning, the cover plate 2 is adsorbed and fixed with the reinforcing wide edge 101.

[0027] Reference Figure 5 , The left and right sides of the reinforcing wide edge 101 are provided with a locking groove 103, and the inside of the locking groove 103 is provided with a locking assembly which fixes the cover plate 2 and cannot be rotated.

[0028] Reference Figure 5 , In order to ensure that the cover plate 2 will not be randomly turned and set the locking assembly, the locking assembly comprises a sliding rod 301 which is slidingly connected in the inside of the locking groove 103, the outside end face of the sliding rod 301 is fixedly connected with an L-shaped locking plate 3, the lower end face of the locking plate 3 movably abuts against the upper end face of the cover plate 2, so that when the locking plate 3 is pressed and abutted, the cover plate 2 cannot be rotated and opened, facilitating the transportation of the device.

[0029] Reference Figure 5 , In order to avoid that the locking plate 3 is separated from the locking groove 103, the inside end face of the sliding rod 301 is fixedly connected with an anti-separation block 302, the anti-separation block 302 is slidingly arranged in the inside of the locking groove 103, thereby improving the stability of the device.

[0030] Reference Figure 5 , In order to ensure that the locking plate 3 will not be easily separated from the cover plate 2, the peripheral end face of the sliding rod 301 is sleeved with an elastic member 6, the elastic member 6 elastically abuts against the anti-separation block 302 to move inwardly, so that under the action of the elastic member 6, the anti-separation block 302 cannot be moved.

[0031] Working mode; when working, the reinforcing wide edge 101 is arranged, the inside of the reinforcing wide edge 101 is communicated with the inside space of the display screen body 1, so that a heat dissipation structure can be arranged in the inside of the reinforcing wide edge 101, then hot air is discharged through the heat dissipation holes 5, having the effect of top heat dissipation, greatly reducing the volume of the device, facilitating movement and use, when the fixing ring 102 is clamped with the connecting ring 202, the fixed pin 4 is inserted, the cover plate 2 can be fixed through the cooperation of the fixed pin 4, so that it can be rotated, when it is needed to use, the elastic member 6 is compressed, the locking plate 3 is separated from the cover plate 2, at this time the cover plate 2 can be opened, and when it is not needed to use, the cover plate 2 can cover the heat dissipation holes 5, thereby avoiding that dust falls into the inside of the display screen body 1 from above, improving the service life of the equipment.

[0032] The above merely describes a preferred embodiment of the present application, and the protection scope of the present application is not limited thereto, and any skilled person in the art, according to the technical scheme and the inventive concept of the present application, makes equivalent replacement or change within the technical range disclosed by the present application, which should be covered within the protection scope of the present application.

Claims

1. A top heat dissipating LED display screen comprising a display screen body (1), characterized in that: The top of the display screen body (1) is provided with a reinforcing wide edge (101), the upper end face of the reinforcing wide edge (101) is provided with a plurality of groups of heat dissipation holes (5), the rear end face of the reinforcing wide edge (101) is rotatably connected with a cover plate (2) through the cooperation of a fixing structure, and the cover plate (2) covers the heat dissipation holes (5). The fixing structure comprises a fixing ring (102) fixedly connected to the rear end face of the reinforcing wide edge (101), the rear end face of the cover plate (2) is fixedly connected with two groups of symmetrically arranged connecting rings (202), the fixing ring (102) is movably clamped between the two groups of connecting rings (202), and the center of the fixing ring (102) and the connecting ring (202) is movably inserted with a fixing pin (4).

2. The LED display screen of claim 1, wherein: The left and right sides of the reinforcing wide edge (101) are provided with lock grooves (103), and the inside of the lock grooves (103) is provided with a lock assembly for fixing the cover plate (2) and preventing rotation.

3. The LED display screen of claim 2, wherein: The lock assembly comprises a sliding rod (301) slidably connected to the inside of the lock groove (103), and the outer side end face of the sliding rod (301) is fixedly connected with an L-shaped lock plate (3), and the lower end face of the lock plate (3) movably abuts against the upper end face of the cover plate (2).

4. The LED display screen of claim 3, wherein: The inner side end face of the sliding rod (301) is fixedly connected with an anti-dropping block (302), and the anti-dropping block (302) slides in the inside of the lock groove (103).

5. The LED display screen of claim 4, wherein: The outer peripheral end face of the sliding rod (301) is sleeved with an elastic member (6), and the elastic member (6) elastically abuts against the anti-dropping block (302) to move inward.

6. The top heat dissipating LED display screen according to claim 1, characterized in that: The front side of the reinforcing wide edge (101) is provided with a clamping groove (104), the lower end face of the cover plate (2) is fixedly connected with a clamping strip (201), and the clamping strip (201) is movably clamped into the inside of the clamping groove (104).

7. The LED display screen of claim 6, wherein: The clamping strip (201) is provided with magnetism, and the reinforcing wide edge (101) is provided with magnetism at the turnover position of the cover plate (2).

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