Display screen for multimedia digital exhibition hall

Abstract

The utility model discloses a display screen for a multimedia digital exhibition hall, and relates to the technical field of display screens. The dust collection device comprises a display screen and a dust collection box fixedly installed on the back face of the display screen. A dust collection mechanism, a transmission mechanism and a cleaning mechanism are arranged on the display screen. The dust collection mechanism comprises a dust collection assembly and a filtering assembly, the dust collection assembly comprises two rectangular plates fixedly installed on the inner wall of the dust collection box, two dust collection pipes are fixedly installed at the bottom of the dust collection box, and the two dust collection pipes penetrate through the two rectangular plates correspondingly and are fixedly connected with the two rectangular plates correspondingly; and dust suction hoods are fixedly mounted at the tail ends of the two dust suction pipes. According to the display screen for the multimedia digital exhibition hall, the dust collection mechanism, the transmission mechanism and the cleaning mechanism are arranged, dust flying can be avoided when the device is subjected to dust cleaning, and the display effect of the device can be improved.

Description

Technical Field

[0001] The utility model belongs to the technical field of display screens, in particular to a display screen for a multimedia digital exhibition hall. Background Art

[0002] In the related art, a display screen for a multimedia digital exhibition hall is disclosed with publication number CN214752669U, including a display screen and a fixed frame, a slidable fixed plate is fixed to the bottom of the fixed frame, a first rack is arranged in the fixed frame, a transmission mechanism is arranged in the fixed plate, a slidable support rod is fixed to the right side of the inner wall of the fixed plate, and a connecting rod passes through the back of the fixed plate.

[0003] When the device is in use and dust adsorbed on the device needs to be cleaned, the cleaned dust will fly up and enter the eyes of the viewer. The dust entering the eyes will cause irritation and discomfort to the eyes, thereby affecting the viewing effect of the viewer. Utility Model Content

[0004] The utility model aims to provide a display screen for a multimedia digital exhibition hall, which solves the problem of dust flying when the device is cleaned by arranging a dust suction mechanism, a transmission mechanism and a cleaning mechanism.

[0005] In order to solve the above technical problems, the utility model is realized by the following technical solutions:

[0006] The utility model is a display screen for a multimedia digital exhibition hall, comprising a display screen and a dust collection box fixedly installed on the back of the display screen, wherein a dust collection mechanism, a transmission mechanism and a cleaning mechanism are arranged on the display screen;

[0007] The dust suction mechanism includes a dust suction component and a filtering component. The dust suction component includes two rectangular plates fixedly installed on the inner wall of the dust suction box. Two dust suction pipes are fixedly installed on the bottom of the dust suction box. The two dust suction pipes respectively penetrate the two rectangular plates and are fixedly connected to the two rectangular plates respectively. Dust suction hoods are fixedly installed at the ends of the two dust suction pipes. A slide groove is opened on the back of the dust suction box. A collection box is slidably installed in the slide groove, and a handle is fixedly installed on the back of the collection box.

[0008] Furthermore, the filter assembly includes an annular plate fixedly mounted on the top of the dust box, a filter screen is fixedly mounted on the inner wall of the annular plate, and a support frame is fixedly mounted on the inner wall of the annular plate.

[0009] Furthermore, the transmission mechanism includes a driving assembly, a transmission assembly and a sliding assembly, the driving assembly includes a motor fixedly mounted on the bottom of the support frame, the output shaft of the motor passes through the support frame and is rotatably connected to the support frame, a rotating rod is fixedly mounted on the output shaft of the motor, a mounting block is fixedly sleeved on the rotating rod, and a plurality of fan blades are fixedly mounted on the outer wall of the mounting block.

[0010] Furthermore, the transmission assembly includes a rotating shaft rotatably mounted on the back of the display screen, a half gear is fixedly sleeved on the rotating shaft, and bevel gears are fixedly sleeved on the rotating shaft and the rotating rod respectively, and the two bevel gears are meshed with each other.

[0011] Furthermore, the sliding assembly includes connecting blocks fixedly installed on the left and right sides of the display screen respectively, and sliding rods are slidably installed on the two connecting blocks respectively, and an annular block is fixedly installed on the ends of the two sliding rods close to each other, and two racks are fixedly installed on the inner wall of the annular block, and both of the racks are meshed with the half gear.

[0012] Furthermore, the cleaning mechanism includes a cleaning component and a supporting component, the cleaning component includes two connecting rods fixedly mounted on the top of the annular block, the ends of the two connecting rods are fixedly mounted with a fixing plate, a multi-section hydraulic cylinder is arranged on the fixing plate, the multi-section hydraulic cylinder passes through the fixing plate and is fixedly connected to the fixing plate, a sponge is fixedly mounted on the output shaft of the multi-section hydraulic cylinder, and the back of the sponge is in contact with the display screen.

[0013] Furthermore, the support assembly includes two support legs 1 fixedly mounted on the bottom of the display screen, two support legs 2 fixedly mounted on the back of the display screen, and anti-slip pads are fixedly mounted on the bottoms of the two support legs 1 and the two support legs 2 respectively.

[0014] The utility model has the following beneficial effects:

[0015] 1. By providing a dust suction mechanism and a transmission mechanism, when the dust on the device needs to be cleaned, the motor is started, the motor drives the rotating rod to rotate, and the rotating rod drives the mounting block and a plurality of fan blades to rotate. After the plurality of fan blades rotate, airflow is generated, and the generated airflow forms a negative pressure in the dust suction box. Under the action of the negative pressure, the cleaned dust is sucked into the collection box through the dust suction pipe and the dust suction hood, thereby preventing dust from flying when cleaning the dust on the device, absorbing the dust, and reducing the flying of dust, so that dust can be prevented from entering the air of the exhibition hall, thereby improving the health and perception of the audience, and further improving the viewing effect of the audience;

[0016] 2. By providing a cleaning mechanism, the rotating rod can drive the two bevel gears to rotate while rotating, so that the two bevel gears drive the rotating shaft and the half gear to rotate, and the half gear is meshed with the two racks, so that the annular block can be driven to move back and forth to realize reciprocating motion. After the annular block moves, it drives the two connecting rods to move, and after the two connecting rods move, it drives the sponge to move, so as to clean the dust adsorbed on the surface of the display screen. While cleaning, the sponge can be controlled to clean different positions on the surface of the display screen by controlling the multi-section hydraulic cylinder, so as to clean the dust on the surface of the display screen. Cleaning the dust adsorbed on the surface of the display screen can ensure the clarity and visibility of the content, improve the audience's perception and understanding of the displayed content, and at the same time, a clean display screen will also leave a good impression on the audience and increase the professionalism and attractiveness of the exhibition.

[0017] Of course, any product implementing the present invention does not necessarily need to achieve all of the advantages described above at the same time. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] In order to more clearly illustrate the technical solutions of the embodiments of the utility model, the drawings required for describing the embodiments are briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without creative work.

[0019] Figure 1 This is a schematic diagram of the overall structure of a display screen for a multimedia digital exhibition hall according to the utility model;

[0020] Figure 2 This is a schematic diagram of the back cross-sectional structure of a display screen for a multimedia digital exhibition hall of the utility model;

[0021] Figure 3 For the utility model Figure 2 A is a schematic diagram of the enlarged structure of the middle part;

[0022] Figure 4 This is a schematic diagram of the back structure of a display screen for a multimedia digital exhibition hall of the utility model;

[0023] Figure 5 The utility model is a side sectional structural schematic diagram of a display screen for a multimedia digital exhibition hall.

[0024] In the accompanying drawings, the components represented by the reference numerals are listed as follows:

[0025] 1. Display screen; 2. Dust box; 3. Rectangular plate; 4. Dust pipe; 5. Dust hood; 6. Slide; 7. Collection box; 8. Handle; 9. Ring plate; 10. Filter; 11. Support frame; 12. Motor; 13. Rotating rod; 14. Mounting block; 15. Fan blade; 16. Rotating shaft; 17. Half gear; 18. Bevel gear; 19. Connecting block; 20. Sliding rod; 21. Ring block; 22. Rack; 23. Connecting rod; 24. Fixed plate; 25. Multi-section hydraulic cylinder; 26. Sponge; 27. Support leg one; 28. Support leg two; 29. ​​Anti-slip mat. DETAILED DESCRIPTION

[0026] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0027] See also Figure 1-5 As shown, the utility model is a display screen for a multimedia digital exhibition hall, comprising a display screen 1 and a dust collection box 2 fixedly mounted on the back of the display screen 1, and a dust collection mechanism, a transmission mechanism and a cleaning mechanism are arranged on the display screen 1;

[0028] The dust collection mechanism includes a dust collection component and a filtering component. The dust collection component includes two rectangular plates 3 fixedly installed on the inner wall of the dust collection box 2. Two dust collection pipes 4 are fixedly installed on the bottom of the dust collection box 2. The two dust collection pipes 4 respectively penetrate the two rectangular plates 3 and are respectively fixedly connected to the two rectangular plates 3. Dust collection covers 5 are fixedly installed at the ends of the two dust collection pipes 4. A slide groove 6 is opened on the back of the dust collection box 2. A collection box 7 is slidably installed in the slide groove 6. A handle 8 is fixedly installed on the back of the collection box 7.

[0029] Among them Figure 3 As shown, the filter assembly includes an annular plate 9 fixedly mounted on the top of the dust box 2 , a filter screen 10 fixedly mounted on the inner wall of the annular plate 9 , and a support frame 11 fixedly mounted on the inner wall of the annular plate 9 .

[0030] By providing a filter assembly, the combined use of the annular plate 9, the filter screen 10 and the support frame 11 can prevent the sucked dust from being adsorbed onto the fan blades 15, thereby ensuring the normal operation of the fan blades 15.

[0031] Among them Figure 3As shown, the transmission mechanism includes a driving component, a transmission component and a sliding component. The driving component includes a motor 12 fixedly mounted on the bottom of the support frame 11. The output shaft of the motor 12 passes through the support frame 11 and is rotatably connected to the support frame 11. A rotating rod 13 is fixedly mounted on the output shaft of the motor 12. A mounting block 14 is fixedly sleeved on the rotating rod 13. A plurality of fan blades 15 are fixedly mounted on the outer wall of the mounting block 14.

[0032] By providing a driving assembly, the motor 12 is started, and the motor 12 drives the rotating rod 13 to rotate. After the rotating rod 13 rotates, it drives the mounting block 14 and a plurality of fan blades 15 to rotate. After the plurality of fan blades 15 rotate, an airflow is generated. Under the action of the airflow, the cleaned dust can be sucked into the collection box 7 for collection.

[0033] Among them Figure 5 As shown, the transmission assembly includes a rotating shaft 16 rotatably mounted on the back of the display screen 1, a half gear 17 is fixedly sleeved on the rotating shaft 16, and a bevel gear 18 is fixedly sleeved on the rotating shaft 16 and the rotating rod 13 respectively, and the two bevel gears 18 are meshed.

[0034] By providing a transmission assembly, the two bevel gears 18 can be driven to rotate when the rotating rod 13 rotates, so that the two bevel gears 18 drive the rotating shaft 16 and the half gear 17 to rotate, and the half gear 17 is engaged with the two racks 22, so that the annular block 21 can be driven to move back and forth to achieve reciprocating motion.

[0035] Among them Figure 4 As shown, the sliding assembly includes connecting blocks 19 respectively fixedly mounted on the left and right sides of the display screen 1, and sliding rods 20 are respectively slidably mounted on the two connecting blocks 19. An annular block 21 is fixedly mounted on one end of the two sliding rods 20 close to each other, and two racks 22 are fixedly mounted on the inner wall of the annular block 21, and the two racks 22 are both meshed with the half gear 17.

[0036] By providing a sliding assembly, in combination with the connecting block 19, the slide rod 20, the annular block 21 and the rack 22, the cleaning assembly can be driven to move in cooperation with the transmission assembly, so that dust at different positions on the surface of the display screen 1 can be cleaned.

[0037] Among them Figure 4 As shown, the cleaning mechanism includes a cleaning component and a supporting component. The cleaning component includes two connecting rods 23 fixedly mounted on the top of the annular block 21. The ends of the two connecting rods 23 are fixedly mounted with a fixing plate 24. The fixing plate 24 is provided with a multi-section hydraulic cylinder 25. The multi-section hydraulic cylinder 25 penetrates the fixing plate 24 and is fixedly connected to the fixing plate 24. A sponge 26 is fixedly mounted on the output shaft of the multi-section hydraulic cylinder 25. The back of the sponge 26 is in contact with the display screen 1.

[0038] By providing a cleaning assembly, the annular block 21 moves and drives the two connecting rods 23 to move, and the two connecting rods 23 move and drive the sponge 26 to move, so that the dust adsorbed on the surface of the display screen 1 is cleaned. While cleaning, the sponge 26 can be controlled by controlling the multi-section hydraulic cylinder 25 to clean different positions on the surface of the display screen 1, so that the dust on the surface of the display screen 1 can be cleaned.

[0039] Among them Figure 1 As shown, the support assembly includes two support legs 27 fixedly mounted on the bottom of the display screen 1, two support legs 28 fixedly mounted on the back of the display screen 1, and anti-slip pads 29 fixedly mounted on the bottoms of the two support legs 27 and the two support legs 28 respectively.

[0040] By providing a support assembly, in combination with the support leg 1 27, the support leg 28 and the anti-slip pad 29, it can be ensured that the device will not collapse during use, thereby improving the stability of the device.

[0041] A specific application of this embodiment is:

[0042] The first step: when using, first place the device at a designated position. When dust is adsorbed on the device and needs to be cleaned, start the motor 12, the motor 12 drives the rotating rod 13 to rotate, and the rotating rod 13 drives the mounting block 14 and a plurality of fan blades 15 to rotate. The rotation of the plurality of fan blades 15 generates airflow, and the generated airflow forms a negative pressure in the dust box 2. Under the action of the negative pressure, the cleaned dust is sucked into the collection box 7 through the dust suction pipe 4 and the dust suction cover 5, so as to prevent dust from flying when cleaning the dust on the device;

[0043] Step 2: The rotating rod 13 can drive the two bevel gears 18 to rotate while rotating, so that the two bevel gears 18 drive the rotating shaft 16 and the half gear 17 to rotate, and the half gear 17 is meshed with the two racks 22, so that the annular block 21 can be driven to move back and forth to achieve a reciprocating motion. After the annular block 21 moves, it drives the two connecting rods 23 to move, and after the two connecting rods 23 move, it drives the sponge 26 to move, so as to clean the dust adsorbed on the surface of the display screen 1;

[0044] The third step: while cleaning, the sponge 26 can be controlled by controlling the multi-section hydraulic cylinder 25 to clean different positions on the surface of the display screen 1, so that the dust on the surface of the display screen 1 can be cleaned. Cleaning the dust adsorbed on the surface of the display screen 1 can ensure the clarity and visibility of the content, and improve the audience's perception and understanding of the displayed content.

[0045] In the description of this specification, the description with reference to the terms "one embodiment", "example", "specific example", etc. means that the specific features, structures, materials or characteristics described in conjunction with the embodiment or example are included in at least one embodiment or example of the utility model. In this specification, the schematic representation of the above terms does not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described can be combined in any one or more embodiments or examples in a suitable manner.

[0046] The preferred embodiments of the utility model disclosed above are only used to help explain the utility model. The preferred embodiments do not describe all the details in detail, nor do they limit the utility model to the specific implementation methods described. Obviously, many modifications and changes can be made according to the content of this specification. This specification selects and specifically describes these embodiments in order to better explain the principles and practical applications of the utility model, so that technicians in the relevant technical field can well understand and use the utility model. The utility model is limited only by the claims and their full scope and equivalents.

Claims

1. A display screen for a multimedia digital exhibition hall, comprising a display screen (1) and a dust collection box (2) fixedly mounted on the back of the display screen (1), characterized in that: The display screen (1) is provided with a dust collection mechanism, a transmission mechanism and a cleaning mechanism; The dust collection mechanism comprises a dust collection component and a filter component. The dust collection component comprises two rectangular plates (3) fixedly mounted on the inner wall of a dust collection box (2). Two dust collection pipes (4) are fixedly mounted on the bottom of the dust collection box (2). The two dust collection pipes (4) respectively penetrate the two rectangular plates (3) and are respectively fixedly connected to the two rectangular plates (3). Dust collection covers (5) are fixedly mounted at the ends of the two dust collection pipes (4). A slide groove (6) is provided on the back of the dust collection box (2). A collection box (7) is slidably mounted in the slide groove (6). A handle (8) is fixedly mounted on the back of the collection box (7).

2. A display screen for a multimedia digital exhibition hall according to claim 1, characterized in that: The filter assembly comprises an annular plate (9) fixedly mounted on the top of the dust collection box (2), a filter screen (10) fixedly mounted on the inner wall of the annular plate (9), and a support frame (11) fixedly mounted on the inner wall of the annular plate (9).

3. A display screen for a multimedia digital exhibition hall according to claim 2, characterized in that: The transmission mechanism comprises a driving assembly, a transmission assembly and a sliding assembly, wherein the driving assembly comprises a motor (12) fixedly mounted on the bottom of a support frame (11), an output shaft of the motor (12) passes through the support frame (11) and is rotatably connected to the support frame (11), a rotating rod (13) is fixedly mounted on the output shaft of the motor (12), a mounting block (14) is fixedly sleeved on the rotating rod (13), and a plurality of fan blades (15) are fixedly mounted on the outer wall of the mounting block (14).

4. A display screen for a multimedia digital exhibition hall according to claim 3, characterized in that: The transmission assembly comprises a rotating shaft (16) rotatably mounted on the back of the display screen (1), a half gear (17) being fixedly sleeved on the rotating shaft (16), and bevel gears (18) being fixedly sleeved on the rotating shaft (16) and the rotating rod (13), respectively, and the two bevel gears (18) are meshed with each other.

5. A display screen for a multimedia digital exhibition hall according to claim 4, characterized in that: The sliding assembly comprises connecting blocks (19) respectively fixedly mounted on the left and right sides of the display screen (1); sliding rods (20) are respectively slidably mounted on the two connecting blocks (19); an annular block (21) is fixedly mounted on the ends of the two sliding rods (20) close to each other; two racks (22) are fixedly mounted on the inner wall of the annular block (21); and the two racks (22) are meshed with the half gear (17).

6. A display screen for a multimedia digital exhibition hall according to claim 5, characterized in that: The cleaning mechanism comprises a cleaning component and a supporting component. The cleaning component comprises two connecting rods (23) fixedly mounted on the top of the annular block (21). A fixing plate (24) is fixedly mounted at the ends of the two connecting rods (23). A multi-section hydraulic cylinder (25) is arranged on the fixing plate (24). The multi-section hydraulic cylinder (25) passes through the fixing plate (24) and is fixedly connected to the fixing plate (24). A sponge (26) is fixedly mounted on the output shaft of the multi-section hydraulic cylinder (25). The back of the sponge (26) contacts the display screen (1).

7. A display screen for a multimedia digital exhibition hall according to claim 6, characterized in that: The support assembly comprises two support legs (27) fixedly mounted on the bottom of the display screen (1), two support legs (28) fixedly mounted on the back of the display screen (1), and anti-slip pads (29) fixedly mounted on the bottoms of the two support legs (27) and the two support legs (28).

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