LED display screen die-casting box

Abstract

The utility model provides an LED display screen die-casting box body. Relates to the technical field of display screen bearing tools. The LED display screen die-casting box comprises a box body, a fixed backup plate is fixedly installed in the box body, a middle adjusting plate is arranged above the fixed backup plate, a movable backup plate is arranged above the middle adjusting plate, a base supporting plate is fixedly installed on one side of the fixed backup plate, an upper pressing plate is fixedly installed on one side of the movable backup plate, and a lower pressing plate is fixedly installed on one side of the upper pressing plate. A first threaded rod is rotationally mounted in the box body, penetrates through the fixed backup plate and the middle adjusting plate and is movably connected with the fixed backup plate and the middle adjusting plate, and the first threaded rod penetrates through the movable backup plate and is in threaded connection with the movable backup plate. The utility model has the advantages that the applicability is stronger, and the mounting position can be adjusted according to the size of the LED module.

Description

TECHNICAL FIELD

[0001] The utility model relates to display screen bearing appliance technical field especially relates to a LED display screen die casting box. BACKGROUND

[0002] The LED display screen die casting box is an external structure for installing, protecting and supporting LED display screen modules. When LED modules are needed to be used outdoors, on stages or indoors, the LED modules are installed through the die casting box, and the installed LED display screen is installed as a whole at a specified position for playing. The die casting box is mostly made of aluminum, which is light, portable and has high strength.

[0003] However, when the common die casting box is used, it is found that the size of the LED module varies according to the actual application scene, and the general die casting box can only be used for installing and using one size of LED module, which has poor applicability, resulting in the need to purchase or manufacture different types of display screen die casting boxes for use, which brings a certain degree of complexity to manufacturing.

[0004] Therefore, it is necessary to provide a new LED display screen die casting box to solve the above technical problems. UTILITY MODEL CONTENTS

[0005] The utility model aims at providing a LED display screen die casting box which has strong applicability and can adjust the installation position according to the size of the LED module.

[0006] To solve the above technical problems, the LED display screen die casting box provided by the utility model comprises a box body, a fixed backboard is fixedly installed in the box body, an intermediate adjusting plate is arranged above the fixed backboard, a movable backboard is arranged above the intermediate adjusting plate, a base supporting plate is fixedly installed on one side of the fixed backboard, an upper pressing plate is fixedly installed on one side of the movable backboard, a first threaded rod is rotatably installed in the box body, the first threaded rod penetrates through the fixed backboard and the intermediate adjusting plate and is movably connected with the fixed backboard and the intermediate adjusting plate, and the first threaded rod penetrates through the movable backboard and is screwedly connected with the movable backboard.

[0007] Preferably, sliding openings are formed in the two sides of the box body, guide sliding rods are fixedly installed in the two sliding openings, connecting arms are fixedly installed on the two sides of the intermediate adjusting plate and the movable backboard, the four connecting arms penetrate through the corresponding sliding openings, and the two guide sliding rods penetrate through the corresponding connecting arms and are movably connected with the corresponding connecting arms.

[0008] Preferably, jacks are screwedly installed on the two connecting arms of the intermediate adjusting plate, and the two jacks respectively abut against the two guide sliding rods.

[0009] Preferably, the two side walls of the box are fixedly installed with scales, and the four connecting arms away from the first threaded rod are fixedly installed with mark holders, and the four mark holders are matched with the corresponding scales.

[0010] Preferably, the base supporting plate and the upper pressing plate are rotatably installed with second threaded rods away from each other, the two second threaded rods are threadedly installed with lifting plates, the lifting plates are fixedly installed with link plates, the link plates are threadedly installed with third threaded rods, and the third threaded rods are rotatably installed with pressing strips close to the fixed back plate.

[0011] Preferably, the base supporting plate and the upper pressing plate are fixedly installed with first limiting rods away from each other, the first limiting rods are penetratingly installed in the corresponding lifting plates and are slidably connected with the corresponding lifting plates, the link plates are slidably installed with second limiting rods, and the second limiting rods are fixedly connected with the corresponding pressing strips.

[0012] Preferably, the fixed back plate, the intermediate adjusting plate and the movable back plate are provided with ventilation holes.

[0013] Compared with the related art, the LED display screen die-casting box has the following beneficial effects:

[0014] The LED display screen die-casting box can adjust the height of the installation position according to the size of the LED module in actual conditions, so that it can be applied to different size installation occasions, the application performance is greatly improved, and the LED module can be conveniently installed and positioned through the two pressing strips. BRIEF DESCRIPTION OF DRAWINGS

[0015] Figure 1 The structure diagram of a preferred embodiment of the LED display screen die-casting box is shown.

[0016] Figure 2 The cross-sectional structure diagram of the box in the utility model is shown.

[0017] Figure 3 The side view cross-sectional structure diagram of the utility model is shown.

[0018] Figure 4 The bottom view structure diagram of the base supporting plate in the utility model is shown.

[0019] Figure 5 The connection structure diagram of the lifting plate and the link plate in the utility model is shown.

[0020] Figure label: 1, box; 2, fixed backrest; 3, intermediate adjustment plate; 4, movable backrest; 5, base support plate; 6, upper pressing plate; 7, first threaded rod; 8, scale; 9, sliding port; 10, guide sliding rod; 11, connecting arm; 12, reticle seat; 13, second threaded rod; 14, lifting plate; 15, link piece; 16, third threaded rod; 17, compression strip. DETAILED DESCRIPTION

[0021] The utility model will be further described below in combination with the drawings and embodiments.

[0022] Please see Figures 1-5 Among them, Figure 1 The structure diagram of a preferred embodiment of the LED display screen die-casting box body provided by the utility model; Figure 2 The cross-sectional structure diagram of the box body in the utility model; Figure 3 The side view cross-sectional structure diagram of the utility model; Figure 4 The bottom view structure diagram of the base support plate in the utility model; Figure 5 The connecting structure diagram of the lifting plate and the link piece in the utility model. The LED display screen die-casting box body includes: the box body 1, and the fixed backrest 2 is fixedly installed in the box body 1, the upper portion of the fixed backrest 2 is provided with the intermediate adjustment plate 3, the upper portion of the intermediate adjustment plate 3 is provided with the movable backrest 4, the base support plate 5 is fixedly installed on one side of the fixed backrest 2, the upper pressing plate 6 is fixedly installed on one side of the movable backrest 4, and the first threaded rod 7 is rotatably installed in the box body 1, the first threaded rod 7 penetrates through the fixed backrest 2 and the intermediate adjustment plate 3 and is movably connected with the two, the first threaded rod 7 penetrates through the movable backrest 4 and is screw-connected with the movable backrest 4, in addition, the sliding port 9 is formed on both sides of the box body 1, the guide sliding rod 10 is fixedly installed in the two sliding ports 9, the connecting arm 11 is fixedly installed on both sides of the intermediate adjustment plate 3 and the movable backrest 4, the four connecting arms 11 penetrate through the corresponding sliding ports 9, and the two guide sliding rods 10 penetrate through the corresponding connecting arms 11 and are slidably connected with the corresponding connecting arms 11, so that the movable backrest 4 can be adjusted by rotating the first threaded rod 7, thereby the LED display screen module of different sizes can be installed and used, the application range is improved, meanwhile, the jackscrew is screw-installed on the two connecting arms 11 on the intermediate adjustment plate 3, the two jackscrews respectively abut against the two guide sliding rods 10, the height position of the intermediate adjustment plate 3 can be flexibly adjusted by screwing the jackscrew, thereby the height position of the intermediate adjustment plate 3 can be adjusted according to the size of the LED display screen module, so that the intermediate adjustment plate 3 can be positioned in the middle position between the fixed backrest 2 and the movable backrest 4, and good support effect is achieved, in addition, the ventilation hole is formed on the fixed backrest 2, the intermediate adjustment plate 3 and the movable backrest 4, so that the overall weight of the box body 1 can be reduced, and the LED display screen module has a better ventilation and heat dissipation effect.

[0023] In the above manner, in order to ensure that the movable backboard 4 and the intermediate adjusting plate 3 can be adjusted to the specified height more accurately, the scale 8 is fixedly installed on the two side outer walls of the box body 1, and the scribe seat 12 is fixedly installed on the side away from the first threaded rod 7 of the four connecting arms 11, and the four scribe seats 12 are matched with the corresponding scales 8.

[0024] In the present manner, in order to install and position the LED display screen module, the second threaded rod 13 is rotatably installed on the side away from the base supporting plate 5 and the upper pressing plate 6, the lifting plate 14 is threadedly installed on the two second threaded rods 13, the connecting piece 15 is fixedly installed on the side of the two lifting plates 14, the third threaded rod 16 is threadedly installed on the two connecting pieces 15, the pressing strip 17 is rotatably installed on the side close to the fixed backboard 2 of the two third threaded rods 16, and the first limiting rod is fixedly installed on the side away from the base supporting plate 5 and the upper pressing plate 6, the two first limiting rods are penetratingly installed on the corresponding lifting plates 14 and are slidably connected with the corresponding lifting plates 14, the second limiting rod is slidably installed on the two connecting pieces 15, and the two second limiting rods are fixedly connected with the corresponding pressing strips 17 at one end, by rotating the second threaded rod 13, the pressing strip 17 is first brought to the front of the LED display screen module, and then by rotating the third threaded rod 16, the LED display screen module is positioned by the pressing strip 17.

[0025] The working principle of the LED display screen die-casting box provided by the utility model is as follows:

[0026] When the LED display screen module needs to be installed, first, the height positions of the intermediate adjusting plate 3 and the movable backboard 4 are adjusted according to the size of the module;

[0027] When adjusting, the first threaded rod 7 is directly rotated, and then the movable backboard 4 starts to rise under the limitation of the guide sliding rod 10, at this time, the scribe seat 12 on the two sides of the movable backboard 4 is observed, when it moves to the specified scale line on the scale 8, the rotation of the first threaded rod 7 is stopped, then the top screw on the connecting arm 11 on the two sides of the intermediate adjusting plate 3 is loosened, then the intermediate adjusting plate 3 is adjusted, until it is moved to the position between the fixed backboard 2 and the movable backboard 4, and then the top screw is tightened.

[0028] Then, the bottom of the LED display screen module is placed on the base supporting plate 5, the back of the module is made to be attached to the fixed backboard 2, the intermediate adjusting plate 3 and the movable backboard 4, then the two second threaded rods 13 are rotated, the two pressing strips 17 are brought to the front side corresponding to the module, then the two third threaded rods 16 are rotated, the two pressing strips 17 gradually approach the module, and finally the module is positioned by the pressing strips 17, so that the LED display screen module can be fixed on the box body 1.

[0029] Compared with the related art, the LED display screen die-casting box body has the following beneficial effects:

[0030] The LED display screen die-casting box body can adjust the height of the installation position according to the size of the LED module in the actual situation, so that it can be applied in installation occasions of different sizes, the application performance is greatly improved, and the LED module can be conveniently installed and positioned through the two compression strips 17.

[0031] The above is only an embodiment of the utility model, and does not limit the patent range of the utility model, and any equivalent structure or equivalent process conversion using the content of the utility model specification and drawings, or direct or indirect application in other related technical fields, is also included in the patent protection range of the utility model.

Claims

1. A die-cast LED display cabinet, comprising a cabinet, characterized in that, A fixed backing plate is fixedly installed inside the box. A middle adjustment plate is provided above the fixed backing plate. A movable backing plate is provided above the middle adjustment plate. A base support plate is fixedly installed on one side of the fixed backing plate. An upper pressure plate is fixedly installed on one side of the movable backing plate. A first threaded rod is rotatably installed inside the box. The first threaded rod passes through the fixed backing plate and the middle adjustment plate and is movably connected to both. The first threaded rod passes through the movable backing plate and is threadedly connected to the movable backing plate.

2. The die-cast housing for the LED display screen according to claim 1, characterized in that, Both sides of the housing are provided with sliding openings, and guide slide rods are fixedly installed in both sliding openings. Connecting arms are fixedly installed on both sides of the middle adjusting plate and the movable backing plate. All four connecting arms pass through the corresponding sliding openings, and the two guide slide rods pass through the corresponding connecting arms and are slidably connected to the corresponding connecting arms.

3. The die-cast housing for the LED display screen according to claim 2, characterized in that, The two connecting arms on the intermediate adjustment plate are each threaded with a set screw, and the two set screws respectively abut against the two guide slide rods.

4. The die-cast housing for the LED display screen according to claim 2, characterized in that, A scale is fixedly installed on both outer walls of the box, and a marking seat is fixedly installed on the side of each of the four connecting arms away from the first threaded rod. Each of the four marking seats is adapted to the corresponding scale.

5. The die-cast housing for the LED display screen according to claim 1, characterized in that, The base plate and the upper pressure plate are each rotatably mounted with a second threaded rod on the side away from each other. Each of the two second threaded rods is threaded with a lifting plate. Each of the two lifting plates is fixedly mounted with a connecting piece on one side. Each of the two connecting pieces is threaded with a third threaded rod. Each of the two third threaded rods is rotatably mounted with a clamping strip on the side close to the fixed backing plate.

6. The die-cast housing for the LED display screen according to claim 5, characterized in that, A first limiting rod is fixedly installed on the side of the base plate and the upper pressure plate that are far apart from each other. Both first limiting rods pass through the corresponding lifting plates and are slidably connected to the corresponding lifting plates. A second limiting rod is slidably installed on both connecting pieces. One end of each of the two second limiting rods is fixedly connected to the corresponding clamping strip.

7. The die-cast housing for the LED display screen according to claim 1, characterized in that, Ventilation holes are provided on the fixed back plate, the intermediate adjustment plate, and the movable back plate.

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