Wall-mounted video exhibition stand

Abstract

The utility model relates to the technical field of video exhibition stands, and provides a wall-mounted video exhibition stand which comprises a wall-mounted box body, sliding grooves are formed in the opposite faces of the lower end of the interior of the wall-mounted box body, a threaded rod is movably embedded in one sliding groove, a guide rod is fixedly embedded in the other sliding groove, and the wall-mounted video exhibition stand further comprises a sliding plate. The sliding plate is movably arranged on the outer surfaces of the threaded rod and the guide rod in a sleeving mode, fixing blocks are fixedly installed on the two sides of the top of the sliding plate, a connecting shaft is fixedly embedded in the opposite faces of the two fixing blocks, and the outer surface of the connecting shaft is movably sleeved with a display plate. A servo motor is started to drive a threaded rod to rotate, the threaded rod can drive a supporting plate and a display plate to be adjusted up and down through a sliding plate, so that an entity displayed on the display plate is better kept at a proper position with a projector, the projection display effect is improved, the other end of the sliding plate movably sleeves the outer surface of a guide rod, and the guide rod improves the stability of the sliding plate; and the display board is moved and adjusted.

Description

Technical Field

[0001] This utility model relates to the field of video display stand technology, and in particular to a wall-mounted video display stand. Background Technology

[0002] A wall-mounted video display stand (also known as a wall-mounted document camera or wall-mounted video camera) is a device designed for classrooms, conference rooms, or other presentation venues to clearly magnify and display physical objects, documents, pictures, and other items on a projection screen or monitor. It captures images of objects through a built-in high-resolution camera and displays these images in real time via a connected display device, greatly enhancing the presentation's effectiveness and interactivity.

[0003] However, in existing technologies, most display panels are rotated and installed at the bottom of the wall-mounted cabinet, which is not convenient to adjust according to needs. Therefore, it is not convenient to adjust according to needs during use, thus reducing the effect of video display. Moreover, the traditional support mechanism uses hinge connection, which can easily affect the placement and display of physical objects, documents, pictures and other items, and the support mechanism is not convenient to adjust according to the display panel. Utility Model Content

[0004] The purpose of this invention is to solve the problems in the existing technology where most display panels are rotated and installed at the lower end of the wall-mounted cabinet, making it inconvenient to adjust according to needs. Therefore, it is not convenient to adjust according to needs during use, which reduces the effect of video display. In addition, the traditional support mechanism uses hinge connection, which can easily affect the display effect of physical objects, documents, pictures and other items, and the support mechanism is also not convenient to adjust according to the display panel.

[0005] To achieve the above objectives, this utility model adopts the following technical solution: a wall-mounted video display stand, comprising: a wall-mounted housing, wherein sliding grooves are provided on opposite sides of the lower end of the wall-mounted housing, a threaded rod is movably embedded in one of the sliding grooves, and a guide rod is fixedly embedded in the other sliding groove, and further comprising:

[0006] The slide plate is movably fitted onto the outer surface of the threaded rod and the guide rod. Fixing blocks are fixedly installed on both sides of the top of the slide plate. A connecting shaft is fixedly embedded on the opposite face of the two fixing blocks. A display plate is movably fitted onto the outer surface of the connecting shaft.

[0007] An L-shaped groove is formed on one side of the slide plate, and round shafts are fixedly embedded on both sides inside the L-shaped groove;

[0008] Two support plates are movably sleeved on the outer surfaces of the two circular shafts. Each of the two support plates has a slot at its opposite end, and each of the two slots has a through hole inside.

[0009] Preferably, a circular groove is arranged at the center of the L-shaped groove, and a spring is fixedly connected in the circular groove.

[0010] The technical effect of the above further scheme is that the limiting pin is embedded in the through hole under the elastic force of the spring, thereby limiting and fixing the two supporting plates.

[0011] Preferably, a through groove is arranged at the center of one side of the sliding plate, and the through groove is communicated with the circular groove.

[0012] The technical effect of the above further scheme is that the pull rod can slide in the through groove, and better drives the limiting pin to move.

[0013] Preferably, a pull rod is movably arranged in the through groove, and the pull rod is fixedly installed on the outer surface of the limiting pin.

[0014] The technical effect of the above further scheme is that the limiting pin is retracted into the circular groove by the pull rod.

[0015] Preferably, handles are fixedly installed on the outer surfaces of the supporting plates, a servo motor is fixedly installed on one side of the bottom of the wall-mounted box body, and the output end of the servo motor is fixedly connected with the threaded rod through the wall-mounted box body.

[0016] The technical effect of the above further scheme is that the limiting pin is retracted into the circular groove by the pull rod, the threaded rod is driven to rotate by the servo motor, and the supporting plates and the display plate can be adjusted up and down by the sliding plate.

[0017] Preferably, a projector is arranged at the upper end in the wall-mounted box body, and positioning plates are fixedly installed on the outer surfaces of the two sides of the wall-mounted box body.

[0018] The technical effect of the above further scheme is that the positioning plates facilitate the installation and fixation of the wall-mounted box body, and the projector can be used for projection.

[0019] Compared with the prior art, the advantages and positive effects of the utility model lie in that,

[0020] 1. In the utility model, the threaded rod is driven to rotate by the servo motor, the supporting plates and the display plate can be adjusted up and down by the sliding plate, the entity displayed on the display plate is better kept at a proper position with the projector, the projection display effect is improved, the other end of the sliding plate is movably sleeved on the outer surface of the guide rod, and the guide rod can improve the stability of the sliding plate and better drive the display plate to move up and down.

[0021] 2. The utility model discloses a support plate can improve the stability of the display board, and when not using, the display board is closed, then two support plates are relatively rotated and are stored in the inside of L-shaped groove, the opposite end of two support plates all is set up with the clamping slot, and two clamping slots are clamped to make two through -holes intercommunication, and the limit pin is embedded into the through -hole under the elastic force of spring, can carry out the limit fixing to two support plates. BRIEF DESCRIPTION OF DRAWINGS

[0022] Figure 1 A structure schematic diagram of the wall-mounted video exhibition stand is provided for the utility model;

[0023] Figure 2 A side view structure schematic diagram of the wall-mounted video exhibition stand is provided for the utility model;

[0024] Figure 3 A partial sectional structure schematic diagram of the wall-mounted video exhibition stand is provided for the utility model;

[0025] Figure 4 A partial explosion structure schematic diagram of the wall-mounted video exhibition stand is provided for the utility model.

[0026] Legend:

[0027] 1, wall-mounted box body, 101, positioning plate, 102, projector, 103, sliding groove, 104, threaded rod, 105, display board, 106, servo motor, 107, support plate, 108, handle, 109, clamping slot, 110, through -hole, 111, limit pin, 112, pull rod, 113, spring, 114, round groove, 115, guide rod, 116, sliding plate, 117, fixed block, 118, connecting shaft, 119, L-shaped groove, 120, round shaft, 121, through slot. DETAILED DESCRIPTION

[0028] In order to more clearly understand the above -mentioned purpose, feature and advantage of the utility model, the utility model is further explained below in conjunction with the drawings and examples. It needs to be explained that the embodiment of the application and the feature in the example can be combined mutually in the case of not conflicting.

[0029] In the following description, a lot of specific details are set forth in order to fully understand the utility model, but the utility model can also be implemented in other ways different from the description, therefore, the utility model is not limited to the specific embodiment disclosed in the following disclosure.

[0030] Example 1, as Figures 1-4As shown, the utility model provides a wall -hanging video exhibition stand, include: wall -hanging box body 1, the opposite face of wall -hanging box body 1 inside lower end all are equipped with the sliding slot 103, the inside movablely embedded with threaded rod 104 in one of sliding slot 103, the inside fixedly embedded with guide rod 115 in another sliding slot 103, still include: sliding plate 116, movablely cover the outer surface of threaded rod 104 and guide rod 115, the top both sides of sliding plate 116 all are fixedly installed with fixed block 117, the opposite face of two fixed blocks 117 is fixedly embedded with connecting shaft 118, the outer surface of connecting shaft 118 movablely cover with show board 105, the inside upper end of wall -hanging box body 1 is provided with projector 102, and the both sides outer surface of wall -hanging box body 1 all are fixedly installed with positioning plate 101.

[0031] In the embodiment, the servo motor 106 is started to drive the threaded rod 104 to rotate, and the threaded rod 104 can drive the support plate 107 and the display board 105 to adjust up and down through the sliding plate 116, so that the entity displayed on the display board 105 can better maintain a proper position with the projector 102, improve the projection display effect, and the other end of the sliding plate 116 is movably sleeved on the outer surface of the guide rod 115, and the guide rod 115 can improve the stability of the sliding plate 116 and better drive the display board 105 to move up and down.

[0032] Embodiment 2, as shown, Figures 1-4 The L-shaped slot 119 is formed on one side of the sliding plate 116, and the two sides of the L-shaped slot 119 are fixedly embedded with circular shafts 120; the two support plates 107 are movably sleeved on the outer surfaces of the two circular shafts 120, the opposite ends of the two support plates 107 are provided with clamping grooves 109, and the interiors of the two clamping grooves 109 are provided with through holes 110; a circular groove 114 is formed at the center of the L-shaped slot 119, the interior of the circular groove 114 is fixedly connected with a spring 113, and the other end of the spring 113 is fixedly installed with a limiting pin 111; a through groove 121 is formed at the center of one side of the sliding plate 116, the through groove 121 is communicated with the circular groove 114; a pull rod 112 is movably embedded in the interior of the through groove 121, and the pull rod 112 is fixedly installed on the outer surface of the limiting pin 111; the outer surfaces of the support plates 107 are fixedly installed with handles 108, one side of the bottom of the wall -hanging box body 1 is fixedly installed with servo motor 106, and the output end of the servo motor 106 is fixedly connected with the threaded rod 104 through the wall -hanging box body 1.

[0033] In the embodiment, the limiting pin 111 is pulled to retract into the circular groove 114 through the pull rod 112, then the supporting plate 107 is unfolded under the action of the circular shaft 120 by pulling the handle 108, the display plate 105 is unfolded and adheres to the supporting plate 107 by rotating on the outer surface of the connecting shaft 118, the supporting plate 107 can improve the stability of the display plate 105, the display plate 105 is closed when not in use, then the two supporting plates 107 are relatively rotated and stored in the L-shaped groove 119, the opposite ends of the two supporting plates 107 are provided with clamping grooves 109, the two clamping grooves 109 are clamped to make the two through holes 110 communicate, the limiting pin 111 is embedded into the through hole 110 under the elastic force of the spring 113, so that the two supporting plates 107 are fixed.

[0034] Principle: in use, the limiting pin 111 is pulled to retract into the circular groove 114 through the pull rod 112, then the supporting plate 107 is unfolded under the action of the circular shaft 120 by pulling the handle 108, the display plate 105 is unfolded and adheres to the supporting plate 107 by rotating on the outer surface of the connecting shaft 118, the supporting plate 107 can improve the stability of the display plate 105, the display plate 105 is closed when not in use, then the two supporting plates 107 are relatively rotated and stored in the L-shaped groove 119, the opposite ends of the two supporting plates 107 are provided with clamping grooves 109, the two clamping grooves 109 are clamped to make the two through holes 110 communicate, the limiting pin 111 is embedded into the through hole 110 under the elastic force of the spring 113, so that the two supporting plates 107 are fixed, the threaded rod 104 is rotated by starting the servo motor 106, the supporting plate 107 and the display plate 105 can be adjusted up and down through the sliding plate 116, so that the entity displayed on the display plate 105 can be better kept in a proper position with the projector 102, the projection display effect is improved, the other end of the sliding plate 116 is movably sleeved on the outer surface of the guide rod 115, the guide rod 115 can improve the stability of the sliding plate 116 and better drive the display plate 105 to move up and down.

[0035] The above is only a preferred embodiment of the present application, and does not limit the present application in other forms, any skilled person in the art can change or modify the above disclosed technical content to equivalent embodiments applied to other fields, but any simple modification, equivalent change and modification of the above embodiments according to the technical essence of the present application still belongs to the protection scope of the technical scheme of the present application.

Claims

1. A wall-mounted video kiosk, comprising: The wall hanging box body (1) is characterized in that the opposite surfaces of the inner lower end of the wall hanging box body (1) are provided with sliding grooves (103), one of the sliding grooves (103) is movably provided with a threaded rod (104) in the inner part, and the other sliding groove (103) is fixedly provided with a guide rod (115) in the inner part. The sliding plate (116) is movably sleeved on the outer surfaces of the threaded rod (104) and the guide rod (115), the top of the sliding plate (116) is fixedly provided with fixed blocks (117) on both sides, the opposite surfaces of the two fixed blocks (117) are fixedly provided with connecting shafts (118), and the outer surface of the connecting shaft (118) is movably sleeved with a display plate (105). The L-shaped groove (119) is provided on one side of the sliding plate (116), and the two sides of the inner part of the L-shaped groove (119) are fixedly provided with circular shafts (120). Two supporting plates (107) are movably sleeved on the outer surfaces of the two circular shafts (120), and the opposite ends of the two supporting plates (107) are provided with clamping grooves (109), and the inner parts of the two clamping grooves (109) are provided with through holes (110).

2. A wall-mounted video kiosk according to claim 1, wherein: The center of the L-shaped groove (119) is provided with a circular groove (114), the inner part of the circular groove (114) is fixedly connected with a spring (113), and the other end of the spring (113) is fixedly installed with a limiting pin (111).

3. A wall-mounted video kiosk according to claim 2, wherein: The center of one side of the sliding plate (116) is provided with a through groove (121), and the through groove (121) is communicated with the circular groove (114).

4. A wall-mounted video kiosk according to claim 3, wherein: The inner part of the through groove (121) is movably provided with a pull rod (112), and the pull rod (112) is fixedly installed on the outer surface of the limiting pin (111).

5. A wall-mounted video kiosk according to claim 1, wherein: The outer surfaces of the supporting plates (107) are fixedly provided with handles (108), one side of the bottom of the wall hanging box body (1) is fixedly provided with a servo motor (106), and the output end of the servo motor (106) penetrates the wall hanging box body (1) and is fixedly connected with the threaded rod (104).

6. A wall-mounted video kiosk according to claim 1, wherein: The inner upper end of the wall hanging box body (1) is provided with a projector (102), and the outer surfaces of the two sides of the wall hanging box body (1) are fixedly provided with positioning plates (101).

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