CN221375194U - Video propaganda device based on local area network for exhibition hall - Google Patents
Video propaganda device based on local area network for exhibition hall Download PDFInfo
- Publication number
- CN221375194U CN221375194U CN202323447755.XU CN202323447755U CN221375194U CN 221375194 U CN221375194 U CN 221375194U CN 202323447755 U CN202323447755 U CN 202323447755U CN 221375194 U CN221375194 U CN 221375194U
- Authority
- CN
- China
- Prior art keywords
- fixedly connected
- motor
- sliding
- display screen
- device based
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Landscapes
- Displays For Variable Information Using Movable Means (AREA)
Abstract
The utility model discloses a video propaganda device based on a local area network for an exhibition hall, which comprises a base and a bearing table, wherein the top end of the base is symmetrically and fixedly connected with a mounting plate, two mounting plates are fixedly connected with a sliding rod together, one side wall of one mounting plate is fixedly connected with a first motor, the output end of the first motor is fixedly connected with a bidirectional screw rod, one end of the bidirectional screw rod penetrates through and is rotationally connected with the two mounting plates, the side wall of the bidirectional screw rod is symmetrically and threadedly connected with a sliding sleeve, and the top end of each sliding sleeve positioned on the same side is rotationally connected with a first connecting rod. According to the utility model, the third motor rotates positively to drive the screw rod to rotate, so that the second sliding block moves forwards along the sliding groove, the display screen is driven to rotate forwards by the rotating rod, otherwise, the third motor rotates reversely, the second sliding block moves backwards along the sliding groove, and the display screen is driven to rotate backwards by the rotating rod, so that the angle of the display screen is regulated, and people can watch conveniently, and the watching effect is improved.
Description
Technical Field
The utility model relates to the technical field of video propaganda, in particular to a video propaganda device based on a local area network for an exhibition hall.
Background
Local area networks refer to groups of computers interconnected by multiple computers within a region. Typically within a few kilometers of a square and round. The local area network may implement functions such as file management, application sharing, printer sharing, scheduling within a workgroup, email and fax communication services. In the use process of the local area network, the video is used for propaganda, so that a video propaganda device is needed to be used.
Most of the conventional propaganda devices are fixed, cannot be adjusted in height, and are difficult to adapt to different places; in addition, the display screen of the existing device cannot rotate, so that when people watch the content of the display screen, people need to move to the front of the display screen to watch the content, and the display screen is complicated; moreover, the angle of the display screen of the existing device cannot be adjusted, so that the display screen is inconvenient to use and the watching effect is affected.
Disclosure of utility model
The utility model aims to solve the defects in the prior art, and provides a video propaganda device based on a local area network for an exhibition hall.
In order to achieve the above purpose, the present utility model adopts the following technical scheme:
the utility model provides a video propaganda device based on LAN for exhibition hall, includes base and plummer, base top symmetry fixedly connected with mounting panel, two the common fixedly connected with slide bar of mounting panel, slide bar lateral wall symmetry sliding connection has the sliding sleeve, one of them mounting panel lateral wall fixedly connected with first motor, the output fixedly connected with two-way screw of first motor, the one end of two-way screw runs through rotation to connect in two mounting panels, the lateral wall symmetry threaded connection of two-way screw has the sliding sleeve, wherein be located every of same one side the equal rotation in sliding sleeve top is connected with first connecting rod, every that is located the opposite side the equal rotation in sliding sleeve top is connected with the second connecting rod, the junction of first connecting rod and second connecting rod is through hinge swivelling joint, two the one end that the sliding sleeve was kept away from to first connecting rod and second connecting rod all runs through swivelling joint has the dead lever, every dead lever lateral wall equal symmetry fixedly connected with first slider, every the top of first slider all with plummer bottom sliding connection.
Preferably, each sliding sleeve is in abutting contact with the top end of the base, the bottom end of the bearing table is fixedly connected with a second motor, the output end of the second motor is fixedly connected with a rotating shaft, and one end of the rotating shaft penetrates through the bearing table and then is fixedly connected with an adjusting plate.
Preferably, the annular chute is arranged at the top end of the bearing table, a plurality of support rods are symmetrically and fixedly connected to the bottom end of the adjusting plate, and each support rod is slidably connected to the inside of the annular chute.
Preferably, the top end of the adjusting plate is rotationally connected with a display screen, a sliding groove is formed in the top end of the adjusting plate, and the side wall of the adjusting plate is fixedly connected with a third motor.
Preferably, the output end of the third motor is fixedly connected with a screw rod, one end of the screw rod penetrates through the side wall of the adjusting plate and then is rotationally connected to the inner side wall of the sliding groove, the side wall of the screw rod is in threaded connection with a second sliding block, and the second sliding block is in abutting contact with the inner wall of the sliding groove.
Preferably, the top end of the second sliding block is rotationally connected with a rotating rod, and one end of the rotating rod is rotationally connected with the side wall of the display screen.
The utility model has the beneficial effects that:
1. the first motor rotates positively and negatively, so that the two first connecting rods and the second connecting rods rise or fall in a crossing way, and the bearing table and the display screen are driven to adjust the height so as to be convenient for different places, and the practicability of the device is improved;
2. the rotating shaft and the adjusting plate are driven to rotate through the operation of the second motor, and the display screen is rotated so that people around the device can watch the content on the display screen, the situation that the user needs to move to the right front of the display screen to watch the content is avoided, and convenience is improved;
3. the third motor rotates positively to drive the lead screw to rotate, so that the second sliding block moves forward along the sliding groove, the display screen is driven to rotate forward by the rotating rod, otherwise, the third motor rotates reversely, the second sliding block moves backwards along the sliding groove, the display screen is driven to rotate backwards by the rotating rod, and the angle of the display screen is adjusted, so that people can watch the display screen conveniently, and the watching effect is improved.
Drawings
Fig. 1 is a schematic perspective view of a video propaganda device based on a local area network for an exhibition hall according to the present utility model.
Fig. 2 is a schematic perspective view of another direction of a video propaganda device based on a lan for an exhibition hall according to the present utility model.
Fig. 3 is a schematic perspective view of an adjusting plate in a video propaganda device based on a local area network for an exhibition hall according to the present utility model.
Fig. 4 is a schematic diagram of a three-dimensional structure of a bidirectional screw in a video propaganda device based on a local area network for an exhibition hall.
In the figure: 1 base, 2 mounting panel, 3 first motors, 4 bi-directional lead screws, 5 sliding sleeves, 6 sliding rods, 7 first connecting rods, 8 second connecting rods, 9 fixed rods, 10 first sliding blocks, 11 bearing platforms, 12 annular sliding grooves, 13 second motors, 14 rotating shafts, 15 adjusting plates, 16 supporting rods, 17 display screens, 18 third motors, 19 sliding grooves, 20 lead screws, 21 second sliding blocks and 22 rotating rods.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.
Referring to fig. 1-4, a video propaganda device based on local area network for exhibition hall, including base 1 and plummer 11, base 1 top symmetry fixedly connected with mounting panel 2, the common fixedly connected with slide bar 6 of two mounting panels 2, slide bar 6 lateral wall symmetry sliding connection has sliding sleeve 5, one of them mounting panel 2 lateral wall fixedly connected with first motor 3, first motor 3 is positive and negative rotation motor, the output fixedly connected with bi-directional lead screw 4 of first motor 3, the one end of bi-directional lead screw 4 runs through rotation to be connected with two mounting panels 2, bi-directional lead screw 4's lateral wall symmetry threaded connection has sliding sleeve 5, wherein be located the equal rotation in every sliding sleeve 5 top of same one side and be connected with first connecting rod 7, be located the equal rotation in every sliding sleeve 5 top of opposite side and be connected with second connecting rod 8, the intersection department of first connecting rod 7 and second connecting rod 8 is through hinge rotation connection, the equal fixedly connected with dead lever 9 is all run through to the one end that two first connecting rod 7 and second connecting rod 8 kept away from sliding sleeve 5, equal fixedly connected with first slider 10 of every dead lever 9 lateral wall, the top of every first slider 10 all with sliding sleeve 11 bottom sliding connection.
Every sliding sleeve 5 all offsets the contact with base 1 top, makes sliding sleeve 5 avoid taking place the rotation in the motion process, plummer 11 bottom fixedly connected with second motor 13, and the output fixedly connected with pivot 14 of second motor 13, pivot 14 one end runs through plummer 11 back fixedly connected with regulating plate 15, drives pivot 14 and regulating plate 15 through second motor 13 work and rotates, rotates through making display screen 17 to the people around the device watch the content on the display screen 17.
The annular chute 12 has been seted up on plummer 11 top, and regulating plate 15 bottom symmetry fixedly connected with a plurality of bracing pieces 16, and every bracing piece 16 all sliding connection is inside annular chute 12, through bracing piece 16 sliding connection inside annular chute 12, has improved the supporting effect to plummer 11, makes plummer 11 more stable in the rotation in-process.
The top end of the adjusting plate 15 is rotatably connected with a display screen 17, a chute 19 is formed in the top end of the adjusting plate 15, and the side wall of the adjusting plate 15 is fixedly connected with a third motor 18; the output end of the third motor 18 is fixedly connected with a lead screw 20, one end of the lead screw 20 penetrates through the side wall of the adjusting plate 15 and then is rotationally connected to the inner side wall of the sliding groove 19, the side wall of the lead screw 20 is in threaded connection with a second sliding block 21, and the second sliding block 21 is in abutting contact with the inner wall of the sliding groove 19, so that the second sliding block 21 is prevented from autorotation in the moving process.
The top end of the second sliding block 21 is rotationally connected with a rotating rod 22, one end of the rotating rod 22 is rotationally connected with the side wall of the display screen 17, the screw rod 20 is driven to rotate through the forward rotation of the third motor 18, so that the second sliding block 21 moves forwards along the sliding groove 19, the display screen 17 is driven to rotate forwards through the rotating rod 22, otherwise, the third motor 18 rotates reversely, the second sliding block 21 moves backwards along the sliding groove 19, the display screen 17 is driven to rotate backwards through the rotating rod 22, and the angle of the display screen 17 is adjusted.
In the utility model, when the display screen 17 is in use, if the position of the display screen 17 is not good, and when the height adjustment is needed, the first motor 3 is started, wherein the first motor 3 is a forward and backward motor, the forward rotation of the first motor 3 drives the bidirectional screw rod 4 to rotate, so that the two sliding sleeves 5 are mutually close to each other, the two first connecting rods 7 and the second connecting rods 8 are mutually crossed and upwards moved, and the bearing table 11 is lifted by driving the two groups of first sliding blocks 10 to mutually close to each other, so that the lifting adjustment of the display screen 17 is completed; when the display screen 17 is required to descend in the same way, the first motor 3 reverses to enable the two sliding sleeves 5 to be far away from each other, so that the two first connecting rods 7 and the second connecting rods 8 move downwards in a crossing way, the two groups of first sliding blocks 10 are far away from each other, the bearing table 11 is enabled to descend, and therefore descending adjustment of the display screen 17 is completed; the first motor 3 rotates positively and negatively, so that the two first connecting rods 7 and the second connecting rods 8 rise or descend in a crossing way, the bearing table 11 and the display screen 17 are driven to adjust the height so as to be convenient for different places, the practicability of the device is improved, wherein the two sliding sleeves 5 positioned on the sliding rod 6 drive the two first connecting rods 7 and the second connecting rods 8 on the other side to approach or depart through the fixed rod 9, and the supporting effect and the stability of the bearing table 11 are improved through the two sliding sleeves 5 and the two first connecting rods 7 and the second connecting rods 8;
After the display screen is adjusted to a proper height, the second motor 13 is started, the rotating shaft 14 and the adjusting plate 15 are driven to rotate through the operation of the second motor 13, and the display screen 17 is rotated so that people around the device can watch the content on the display screen 17, the situation that the user needs to move to the right front of the display screen 17 to watch is avoided, and convenience is improved; the annular chute 12 is formed in the bearing table 11, the bottom end of the adjusting plate 15 is fixedly connected with a plurality of supporting rods 16, and the supporting rods 16 are connected inside the annular chute 12 in a sliding manner, so that the supporting effect on the bearing table 11 is improved, and the bearing table 11 is more stable in the rotating process;
Sometimes, the angle of the display screen 17 is inconvenient for people to watch, the third motor 18 is started, the third motor 18 is a forward and backward rotating motor, the screw rod 20 is driven to rotate through the forward rotation of the third motor 18, so that the second sliding block 21 moves forwards along the sliding groove 19, the display screen 17 is driven to rotate forwards through the rotating rod 22, otherwise, the third motor 18 rotates reversely, the second sliding block 21 moves backwards along the sliding groove 19, the display screen 17 is driven to rotate backwards through the rotating rod 22, and therefore the angle of the display screen 17 is adjusted, and people can watch conveniently, and the watching effect is improved.
The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.
Claims (6)
1. The utility model provides a video propaganda device based on LAN for exhibition hall, includes base (1) and plummer (11), its characterized in that, base (1) top symmetry fixedly connected with mounting panel (2), two mounting panel (2) are fixedly connected with slide bar (6) jointly, slide bar (6) lateral wall symmetry sliding connection has sliding sleeve (5), one of them mounting panel (2) lateral wall fixedly connected with first motor (3), the output fixedly connected with bi-directional lead screw (4) of first motor (3), the one end of bi-directional lead screw (4) runs through rotation to be connected in two mounting panels (2), the lateral wall symmetry threaded connection of bi-directional lead screw (4) has sliding sleeve (5), wherein be located in same one side every sliding sleeve (5) top all rotates to be connected with first connecting rod (7), be located every sliding sleeve (5) top of opposite side all rotates to be connected with second connecting rod (8), the intersection of first connecting rod (7) and second connecting rod (8) is through hinge rotation to be connected, two first connecting rod (7) and second connecting rod (8) keep away from each sliding sleeve (9) and have a fixed connection of sliding sleeve (9) all to rotate fixedly, the top end of each first sliding block (10) is in sliding connection with the bottom end of the bearing table (11).
2. The video propaganda device based on the local area network for the exhibition hall according to claim 1, characterized in that each sliding sleeve (5) is in contact with the top end of the base (1), a second motor (13) is fixedly connected to the bottom end of the bearing table (11), a rotating shaft (14) is fixedly connected to the output end of the second motor (13), and an adjusting plate (15) is fixedly connected to one end of the rotating shaft (14) after penetrating through the bearing table (11).
3. The video propaganda device based on the local area network for the exhibition hall according to claim 2, characterized in that the top end of the bearing table (11) is provided with an annular chute (12), the bottom end of the adjusting plate (15) is symmetrically and fixedly connected with a plurality of supporting rods (16), and each supporting rod (16) is slidably connected inside the annular chute (12).
4. The video propaganda device based on the local area network for the exhibition hall according to claim 2, characterized in that the top end of the adjusting plate (15) is rotatably connected with a display screen (17), a sliding groove (19) is formed in the top end of the adjusting plate (15), and a third motor (18) is fixedly connected to the side wall of the adjusting plate (15).
5. The video propaganda device based on the local area network for the exhibition hall according to claim 4, characterized in that the output end of the third motor (18) is fixedly connected with a screw rod (20), one end of the screw rod (20) penetrates through the side wall of the adjusting plate (15) and then is rotationally connected to the inner side wall of the chute (19), the side wall of the screw rod (20) is in threaded connection with a second sliding block (21), and the second sliding block (21) is in abutting contact with the inner wall of the chute (19).
6. The video propaganda device based on the local area network for the exhibition hall according to claim 5, characterized in that the top end of the second sliding block (21) is rotatably connected with a rotating rod (22), and one end of the rotating rod (22) is rotatably connected with the side wall of the display screen (17).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323447755.XU CN221375194U (en) | 2023-12-18 | 2023-12-18 | Video propaganda device based on local area network for exhibition hall |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323447755.XU CN221375194U (en) | 2023-12-18 | 2023-12-18 | Video propaganda device based on local area network for exhibition hall |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221375194U true CN221375194U (en) | 2024-07-19 |
Family
ID=91874700
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202323447755.XU Active CN221375194U (en) | 2023-12-18 | 2023-12-18 | Video propaganda device based on local area network for exhibition hall |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221375194U (en) |
-
2023
- 2023-12-18 CN CN202323447755.XU patent/CN221375194U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102860665B (en) | Desk capable of regulating desktop space | |
| CN111852076A (en) | A support device for civil engineering | |
| CN113882639A (en) | Multifunctional construction platform | |
| CN221375194U (en) | Video propaganda device based on local area network for exhibition hall | |
| CN113142922A (en) | Display platform for animation design | |
| CN216308917U (en) | Three-dimensional scanning device for building model construction | |
| CN219422443U (en) | Adjustable conference video table | |
| CN211980026U (en) | Novel detachable signboard | |
| CA3183959A1 (en) | Mobile phone support convenient for adjusting viewing angle distance | |
| CN218064212U (en) | Intelligent LED meeting display terminal with angle adjustable function | |
| CN212644069U (en) | Spliced screen capable of being adjusted at multiple angles | |
| CN222640183U (en) | A building model display device | |
| CN218153343U (en) | Adjustable remote video presentation device | |
| CN222011490U (en) | Multi-screen interaction device for video conference | |
| CN210920843U (en) | Display runing rest | |
| CN221424522U (en) | Information technology display device | |
| CN218523341U (en) | Adjusting mechanism and three-dimensional scanning modeling platform | |
| CN209185928U (en) | A kind of negotiation table shown together based on screen | |
| CN221323794U (en) | Desk-top two screen terminal | |
| CN223038474U (en) | Double-screen cashier type recycling machine | |
| CN222653559U (en) | Wisdom culture tourism display device | |
| CN220883429U (en) | 3D model design is with removing scanning device | |
| CN221242027U (en) | Foldable drawing reading rack | |
| CN213271821U (en) | Integration financial data management device | |
| CN209885863U (en) | Laboratory multifunctional teaching demonstration table |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |