Large digital display screen

Abstract

The utility model provides a large digital display screen. The large digital display screen comprises a mounting rack; a plurality of display screen bodies, the plurality of display screen bodies are all installed on the installation frame, and the plurality of display screen bodies are mutually connected; the control box is mounted on the mounting frame, and a metal shell is fixedly arranged outside the control box in a sleeving manner; the fixing frame is mounted on the mounting frame, and a protective shell arranged outside the display screen bodies in a sleeving manner is detachably mounted on the fixing frame; and the observation window is mounted on the protective shell. The large digital display screen provided by the utility model has the advantages of higher flexibility, convenience in combination and transportation, certain protection effect, longer service life and higher safety.

Description

Technical Field

[0001] The utility model relates to the technical field of digital display screens, in particular to a large digital display screen. Background Art

[0002] Large digital display screens are generally referred to as large-screen monitors, that is, large-screen monitors. Their main feature is that the diagonal size of the display screen is relatively large. It does not mean that monitors of a specific size are large-screen monitors. Existing large digital display screens are generally divided into two types: combined display screens and integrated display screens. Since the combined display screen is easy for the staff to install and process, the scope and frequency of use of the combined display screen are slightly greater than those of the integrated display screen.

[0003] The digital display screen of the supply and marketing cooperative is used to display commodity qualification information and price information. In order to facilitate personnel to understand relevant information, the display screen is mostly installed directly on the wall and is exposed for a long time. The supply and marketing cooperative has a large flow of people, and the exposed display screen is easily damaged by external impact. At the same time, directly touching the exposed display screen will also pose a risk of electric shock.

[0004] Therefore, it is necessary to provide a new digital display large screen to solve the above technical problems. Utility Model Content

[0005] In order to solve the technical problem that a display screen exposed to the outside is easily damaged by external impact, the utility model provides a large digital display screen.

[0006] The utility model provides a large digital display screen comprising: a mounting frame; a plurality of display screen bodies, wherein the plurality of display screen bodies are mounted on the mounting frame and the plurality of display screen bodies are connected to each other; a control box, wherein the control box is mounted on the mounting frame, and a metal shell is fixedly sleeved outside the control box; a fixing frame, wherein the fixing frame is mounted on the mounting frame, and a protective shell sleeved outside the plurality of display screen bodies is detachably mounted on the fixing frame; an observation window, wherein the observation window is mounted on the protective shell; a fixing component, wherein the fixing component is arranged on the mounting frame, and the fixing component is used to assist in fixing the large digital display screen.

[0007] Preferably, the fixing assembly includes a card plate installed on the wall of the supply and marketing cooperative, two card rods fixed on the metal shell, both of the card rods are clamped on the card plate, and a plurality of electric telescopic rods fixed on the mounting frame, and a plurality of electric telescopic rods have contact plates fixedly installed on their output rods, and the plurality of contact plates can all contact the card plate.

[0008] Preferably, a socket is installed on the metal shell, a plurality of threaded rods are fixedly installed on the protective shell, the plurality of threaded rods all penetrate the fixing frame, and threaded blocks are threadedly installed on the plurality of threaded rods.

[0009] Preferably, a support ring is fixedly mounted on the protective shell, a plurality of springs are mounted on the support ring, the plurality of springs are all connected to the observation window, and a limit ring that can contact the observation window is fixedly mounted on the protective shell.

[0010] Preferably, a plurality of the springs are each provided with a limiting telescopic rod, and an anti-skid pad is installed on one side of the clamping plate close to the mounting frame, and the anti-skid pad can contact the two clamping rods.

[0011] Preferably, a reflective film is pasted on the surface of the observation window, the observation window is composed of a support frame and a transparent plastic plate, and handles are installed on both sides of the protective shell.

[0012] Preferably, the limiting telescopic rod is composed of a limiting cylinder, a limiting block and a limiting rod, the limiting cylinder is installed on the observation window, the limiting block is movably installed in the limiting cylinder, the limiting rod is fixedly installed on the limiting block and extends outside the limiting cylinder, the limiting rod is fixedly connected to the support ring, and pressure sensors are installed on multiple limiting blocks, and the multiple pressure sensors are respectively in contact with the inner walls of multiple limiting cylinders.

[0013] Compared with the related art, the digital display screen provided by the utility model has the following advantages:

[0014] Beneficial effects:

[0015] The utility model provides a large digital display screen:

[0016] 1. Multiple display screen bodies can be combined to form a large display screen, which is convenient for transportation. The display screen body can be stabilized by the mounting frame. The display screen body can be protected by the protective shell and the observation window, without affecting the observation of the display content of the display screen body. The mounting frame can be stably mounted on the wall by the clamping rod and the clamping plate. The stability of the mounting frame can be increased by adjusting the extension length of the output rod of the electric telescopic rod so that the contact plate contacts the clamping plate. The retraction of the output rod of the electric telescopic rod is more convenient for the disassembly of the device. The protective shell can be mounted on the fixing frame by the threaded rod and the threaded block, which is convenient for disassembly of the protective shell.

[0017] 2. Stabilizing the observation window by a spring can increase the flexibility of the observation window. The limiting ring can prevent the observation window from falling off directly. The limiting telescopic rod can prevent the spring from being damaged due to large deformation and provide guidance for the extension and contraction of the spring. The anti-slip pad can increase the stability of the contact between the card rod and the card plate. The reflective film can prevent the reflection of the observation window from affecting people's understanding of the display content of the display screen. The handle makes it easier to transfer the protective shell. The limiting rod and the limiting cylinder can make the pressure sensor on the limiting block contact the inner wall of the limiting cylinder when the spring is compressed, thereby monitoring whether the device is hit. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 A rear cross-sectional structural schematic diagram of a preferred embodiment of the digital display large screen provided by the utility model;

[0019] Figure 2 It is a schematic diagram of the top view and cross-section structure of the protective shell in the utility model;

[0020] Figure 3 It is a side cross-sectional structural schematic diagram of the fixing component in the utility model;

[0021] Figure 4 It is a schematic diagram of the limiting structure of the clamping plate in the utility model;

[0022] Figure 5 for Figure 2 A schematic diagram of the enlarged structure of part A;

[0023] Figure 6 It is a schematic diagram of the main cross-sectional structure of the position-limiting telescopic rod in the utility model.

[0024] Numbers in the figure: 1. Mounting bracket; 2. Display screen body; 3. Control box; 4. Fixing bracket; 5. Threaded rod; 6. Protective shell; 7. Threaded block; 8. Observation window; 9. Reflective film; 10. Card plate; 11. Card rod; 12. Electric telescopic rod; 13. Resistance plate; 14. Anti-slip pad; 15. Handle; 16. Socket; 17. Support ring; 18. Spring; 19. Limit telescopic rod; 20. Limit ring; 21. Limit cylinder; 22. Limit block; 23. Limit rod; 24. Pressure sensor. DETAILED DESCRIPTION

[0025] The utility model is further described below in conjunction with the accompanying drawings and implementation modes.

[0026] Please refer to Figure 1-Figure 6 ,in, Figure 1 A rear cross-sectional structural schematic diagram of a preferred embodiment of the digital display large screen provided by the utility model; Figure 2 It is a schematic diagram of the top view and cross-section structure of the protective shell in the utility model; Figure 3It is a side cross-sectional structural schematic diagram of the fixing component in the utility model; Figure 4 It is a schematic diagram of the limiting structure of the clamping plate in the utility model; Figure 5 for Figure 2 A schematic diagram of the enlarged structure of part A; Figure 6 It is a schematic diagram of the main cross-sectional structure of the position-limiting telescopic rod in the utility model.

[0027] The large digital display screen includes: a mounting frame 1; a plurality of display screen bodies 2, wherein the plurality of display screen bodies 2 are mounted on the mounting frame 1, and the plurality of display screen bodies 2 are connected to each other; a control box 3, wherein the control box 3 is mounted on the mounting frame 1, and a metal shell is fixedly sleeved outside the control box 3; a fixing frame 4, wherein the fixing frame 4 is mounted on the mounting frame 1, and a protective shell 6 which is sleeved outside the plurality of display screen bodies 2 is detachably mounted on the fixing frame 4; an observation window 8, wherein the observation window 8 is mounted on the protective shell 6; a fixing component, wherein the fixing component is arranged on the mounting frame 1, and the fixing component is used to assist in fixing the large digital display screen. A large display screen can be formed by cooperating with a plurality of display screen bodies 2, and the large display screen is convenient for transportation. The mounting frame 1 can stabilize the display screen body 2, and the protective shell 6 and the observation window 8 can protect the display screen body 2, and at the same time, it does not affect the observation of the display content of the display screen body 2 by personnel.

[0028] The fixing assembly includes a card plate 10 installed on the wall of the supply and marketing cooperative, two card rods 11 fixed on the metal shell, the two card rods 11 are both clamped on the card plate 10, and multiple electric telescopic rods 12 are fixed on the mounting frame 1, and the output rods of the multiple electric telescopic rods 12 are fixedly installed with a resistance plate 13, and the multiple resistance plates 13 can all contact with the card plate 10. The card rods 11 cooperate with the card plate 10 to stabilize the installation on the wall. By adjusting the extended length of the output rod of the electric telescopic rod 12 so that the resistance plate 13 resists the card plate 10, the stability of the mounting frame 1 can be increased, and the retraction of the output rod of the electric telescopic rod 12 makes it easier to disassemble the device.

[0029] A socket 16 is installed on the metal shell, and a plurality of threaded rods 5 are fixedly installed on the protective shell 6. The plurality of threaded rods 5 all penetrate the fixing frame 4, and a threaded block 7 is threadedly installed on the plurality of threaded rods 5. The threaded rods 5 cooperate with the threaded block 7 to install the protective shell 6 on the fixing frame 4, and the protective shell 6 is easy to disassemble.

[0030] A support ring 17 is fixedly mounted on the protective shell 6, and a plurality of springs 18 are mounted on the support ring 17. The plurality of springs 18 are all connected to the observation window 8. A limiting ring 20 that can contact the observation window 8 is fixedly mounted on the protective shell 6. Stabilizing the observation window 8 by the spring 18 can increase the flexibility of the observation window 8, and the limiting ring 20 can prevent the observation window 8 from falling off directly.

[0031] A limiting telescopic rod 19 is provided in each of the multiple springs 18, and an anti-skid pad 14 is installed on the side of the card plate 10 close to the mounting frame 1. The anti-skid pad 14 can contact the two card rods 11. The limiting telescopic rod 19 can prevent the spring 18 from being damaged by a large deformation, and at the same time provide guidance for the expansion and contraction of the spring 18. The anti-skid pad 14 can increase the stability of the card rod 11 contacting the card plate 10.

[0032] A reflective film 9 is pasted on the surface of the observation window 8, and the observation window 8 is composed of a support frame and a transparent plastic plate. Handles 15 are installed on both sides of the protective shell 6. The reflective film 9 can prevent the reflection of the observation window 8 from affecting people's understanding of the display content of the display screen body 2, and the handles 15 make it easier to transfer the protective shell 6.

[0033] The limiting telescopic rod 19 is composed of a limiting cylinder 21, a limiting block 22 and a limiting rod 23. The limiting cylinder 21 is installed on the observation window 8, the limiting block 22 is movably installed in the limiting cylinder 21, the limiting rod 23 is fixedly installed on the limiting block 22 and extends to the outside of the limiting cylinder 21, the limiting rod 23 is fixedly connected to the support ring 17, and multiple limiting blocks 22 are each installed with a pressure sensor 24, and the multiple pressure sensors 24 are respectively in contact with the inner walls of the multiple limiting cylinders 21. By cooperating with the limiting cylinder 21 through the limiting rod 23, the pressure sensor 24 on the limiting block 22 can contact the inner wall of the limiting cylinder 21 when the spring 18 is compressed, thereby monitoring whether the device is hit.

[0034] It is worth noting that the circuits, electronic components and modules involved in the present utility model are all prior art and can be fully implemented by those skilled in the art. Needless to say, the content protected by the present utility model does not involve improvements to software and methods.

[0035] The working principle of the digital display large screen provided by the utility model is as follows:

[0036] When in use, first install the display screen body 2 on the mounting frame 1 to form a large digital display screen, and then put the protective shell 6 on the outside of the display screen body 2. During installation, the threaded rod 5 passes through the mounting frame 1 and stabilizes the protective shell 6 through the threaded block 7. The card board 10 is installed on the wall of the supply and marketing cooperative, the mounting frame 1 is lifted and the card rod 11 passes through the card board 10. At this time, the mounting frame 1 and the large digital display screen can be preliminarily stabilized, and the electric telescopic rod 12 is turned on. The output rod of the electric telescopic rod 12 is extended to make the contact plate 13 contact the card board 10, and the device can be stabilized on the wall of the supply and marketing cooperative. The display screen body 2 can be powered on by connecting the wires to the socket 16. Personnel can connect to the display content of the display screen body 2 through the observation window 8. When the observation window 8 is subjected to pressure from the outside, the spring 18 will be compressed. At this time, the limit block 22 is closer to the inner wall of the limit cylinder 21, and the pressure on the pressure sensor 24 changes, thereby reminding personnel that the device needs to be dealt with in time when it is hit.

[0037] Compared with the related art, the digital display screen provided by the utility model has the following advantages:

[0038] Beneficial effects:

[0039] The utility model provides a digital display screen. A plurality of display screen bodies 2 can be matched to form a large display screen, which is convenient for transportation. The display screen body 2 can be stabilized by a mounting frame 1. The display screen body 2 can be protected by a protective shell 6 matched with an observation window 8, and the display screen body 2 can be observed by a person without affecting the display content of the display screen body 2. The mounting frame 1 can be stably mounted on a wall by matching a clamping rod 11 with a clamping plate 10. The stability of the mounting frame 1 can be increased by adjusting the extension length of the output rod of the electric telescopic rod 12 so that the contact plate 13 contacts the clamping plate 10, and the output rod of the electric telescopic rod 12 can be retracted to facilitate the disassembly of the device. The protective shell 6 can be mounted on the fixing frame 4 by matching a threaded rod 5 with a threaded block 7, and the disassembly can be convenient. Remove the protective shell 6. Stabilize the observation window 8 with the spring 18 to increase the flexibility of the observation window 8. The limit ring 20 can prevent the observation window 8 from falling off directly. The limit telescopic rod 19 can prevent the spring 18 from being damaged by a large deformation, and at the same time provide guidance for the extension and contraction of the spring 18. The anti-slip pad 14 can increase the stability of the contact between the card rod 11 and the card board 10. The reflective film 9 can prevent the reflection of the observation window 8 from affecting people's understanding of the display content of the display body 2. The handle 15 makes it easier to transfer the protective shell 6. The limit rod 23 cooperates with the limit cylinder 21 to make the pressure sensor 24 on the limit block 22 contact the inner wall of the limit cylinder 21 when the spring 18 is compressed, thereby monitoring whether the device is hit.

[0040] It should be noted that the equipment structure and drawings of the utility model mainly describe the principle of the utility model. In terms of the technology of the design principle, the settings of the power mechanism, power supply system and control system of the device are not fully described. However, on the premise that technical personnel in this field understand the principle of the above-mentioned utility model, they can clearly know the details of its power mechanism, power supply system and control system.

[0041] The above description is only an embodiment of the present invention, and does not limit the patent scope of the present invention. Any equivalent structure or equivalent process transformation made by using the contents of the specification and drawings of the present invention, or directly or indirectly applied in other related technical fields, are also included in the patent protection scope of the present invention.

Claims

1. A digital display screen, characterized in that: include: Mounting frame; A plurality of display screen bodies, each of which is mounted on the mounting frame and is connected to each other; A control box, the control box is mounted on the mounting frame, and a metal shell is provided outside the control box; A fixing frame, the fixing frame is mounted on the mounting frame, and a protective shell mounted outside the plurality of display screen bodies is detachably mounted on the fixing frame; An observation window, the observation window being mounted on the protective shell; A fixing component is arranged on the mounting frame and is used for assisting in fixing the large digital display screen.

2. The digital display screen according to claim 1, characterized in that: The fixing assembly includes a card plate installed on the wall of the supply and marketing cooperative, two card rods fixed on the metal shell, the two card rods are both clamped on the card plate, and a plurality of electric telescopic rods fixed on the mounting frame, and a plurality of output rods of the electric telescopic rods are fixedly installed with a resistance plate, and the plurality of resistance plates can be in contact with the card plate.

3. The digital display screen according to claim 1, characterized in that: A socket is installed on the metal shell, a plurality of threaded rods are fixedly installed on the protective shell, the plurality of threaded rods all penetrate the fixing frame, and threaded blocks are threadedly installed on the plurality of threaded rods.

4. The digital display screen according to claim 2, characterized in that: A support ring is fixedly mounted on the protective shell, a plurality of springs are mounted on the support ring, the plurality of springs are all connected to the observation window, and a limit ring that can contact the observation window is fixedly mounted on the protective shell.

5. The digital display screen according to claim 4, characterized in that: A plurality of springs are each provided with a limiting telescopic rod, and a non-slip pad is installed on one side of the clamping plate close to the mounting frame, and the non-slip pad can contact the two clamping rods.

6. The digital display screen according to claim 1, characterized in that: A reflective film is pasted on the surface of the observation window, and the observation window is composed of a support frame and a transparent plastic plate. Handles are installed on both sides of the protective shell.

7. The digital display screen according to claim 5, characterized in that: The limiting telescopic rod is composed of a limiting cylinder, a limiting block and a limiting rod. The limiting cylinder is installed on the observation window, the limiting block is movably installed in the limiting cylinder, the limiting rod is fixedly installed on the limiting block and extends outside the limiting cylinder, the limiting rod is fixedly connected to the support ring, and pressure sensors are installed on multiple limiting blocks, and the multiple pressure sensors are respectively in contact with the inner walls of multiple limiting cylinders.

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