CN214671730U

CN214671730U - Can adjust and skid-proof propaganda device

Info

Publication number: CN214671730U
Application number: CN202120792280.XU
Authority: CN
Inventors: 郭玉玺
Original assignee: Zhengzhou Information Engineering Vocational College
Current assignee: Zhengzhou Information Engineering Vocational College
Priority date: 2021-04-19
Filing date: 2021-04-19
Publication date: 2021-11-09
Anticipated expiration: 2031-04-19

Abstract

The utility model discloses a can adjust and skid-proof propaganda device, include: a shell and a box body; the top of the shell is provided with a through groove; a partition plate is arranged in the shell, a servo motor is arranged above the position, close to one end, of the partition plate, an output shaft of the servo motor is connected with a first threaded rod, and the other end of the first threaded rod is connected with the inner wall of the shell through a bearing; one end, far away from the servo motor, above the partition plate is connected with a sliding rod, and the other end of the sliding rod is connected with the inner wall of the shell; the first threaded rod is provided with a moving rod, the moving block is provided with an internal threaded hole, and the moving block is rotationally connected with the first threaded rod through the internal threaded hole; the sliding rod is provided with a sliding block, and the sliding block is in sliding connection with the sliding rod gap; the novel multifunctional combined chair is convenient to use for lecturing, simple and convenient to operate, and capable of adjusting different heights to be watched by people with different heights; through setting up the reinforcement mechanism, increase the steadiness, when watching, prevent to slide.

Description

Can adjust and skid-proof propaganda device

Technical Field

The utility model belongs to the technical field of the propaganda, especially, relate to a can adjust and skid-proof propaganda device.

Background

Ideological and political education is the primary content of the mental civilization construction in China and is also one of the main ways to solve the social contradiction and problems. Ideological and political education is very important and very difficult to do, and particularly under the condition of market economy, ideological and political work in China has a relatively weak condition and is not suitable for the development requirements of the modern society.

At present, in the propaganda work of ideological and political education, the publicity impression is deepened by adopting a mode of outdoor lecturing or watching an education video, so that the propaganda work is facilitated; in the prior propaganda work, when the lecture is carried out, the screen is projected for demonstration by using a television or a notebook, the operation is carried out by a plurality of people, the moving is carried out, the manpower is wasted in the operation process, the exhibition is not easy to implement, the process is complex, and the difficulty in picking up the lecture is high when the lecture meets severe weather such as wind, rain and the like; therefore, there is a lack of a propaganda apparatus dedicated to lecture exhibition.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects of the prior art, the utility model aims to provide an adjustable and anti-skid propaganda device which is convenient for lecturing, simple and convenient to operate, and can be adjusted to different heights for people with different heights to watch; through setting up the reinforcement mechanism, increase the steadiness, when watching, prevent to slide.

The utility model provides a following technical scheme:

an adjustable and anti-slip promotional device comprising: a shell and a box body; the top of the shell is provided with a through groove; a partition plate is arranged in the shell, a servo motor is arranged above the position, close to one end, of the partition plate, an output shaft of the servo motor is connected with a first threaded rod, and the other end of the first threaded rod is connected with the inner wall of the shell through a bearing; one end, far away from the servo motor, above the partition plate is connected with a sliding rod, and the other end of the sliding rod is connected with the inner wall of the shell; a moving block is arranged on the first threaded rod, an internal threaded hole is formed in the moving block, and the moving block is rotationally connected with the first threaded rod through the internal threaded hole; the sliding rod is provided with a sliding block, and the sliding block is in sliding connection with the sliding rod in a gap.

Preferably, a cross bar is arranged between the moving block and the slide bar, at least one support bar is connected above the cross bar, the other end of the support bar is connected with the box body, a display screen is embedded on one side of the box body, and sound devices are arranged on two sides of the box body; the width of the through groove is larger than that of the box body, the box body corresponds to the through groove, and the box body can freely penetrate through the through groove.

Preferably, a reinforcing mechanism is arranged below the partition plate, the reinforcing mechanism comprises a fixed plate, and two ends of the fixed plate are connected with the shell; the reinforcing mechanism further comprises a rotating shaft, wherein one end of the rotating shaft penetrates through the shell and is rotatably connected with the shell through a bearing.

Preferably, one end of the rotating shaft penetrating through the shell is connected with a rotating disc, and the other side of the rotating disc is connected with a rotating handle; the other end of the rotating shaft is rotatably connected with the inner wall of the shell through a bearing.

Preferably, two first bevel gears are symmetrically arranged on the rotating shaft at positions close to the two ends, and the first bevel gears and the rotating shaft rotate coaxially; and the two first bevel gears are all meshed with a second bevel gear, and one side, far away from the rotating shaft, of the second bevel gear is connected with an internal threaded pipe.

Preferably, the internal thread pipe is internally provided with a second threaded rod in a matching manner, and the second threaded rod penetrates through the bottom of the shell and is in sliding connection with the gap of the shell.

Preferably, the other end of the second threaded rod is connected with a supporting plate; the bottom of the shell is provided with universal wheels, and the supporting plate is close to the inner sides of the universal wheels.

Preferably, the internal thread pipe penetrates through the fixing plate and is in clearance rotating connection with the fixing plate.

Preferably, the height of second threaded rod is greater than the height of universal wheel, removes the place of show with this device through the universal wheel, rotates and changes the handle, changes and drives first helical gear rotation, further drives second helical gear and internal thread pipe and rotates, and the internal thread pipe drives the second threaded rod and rotates, and the second threaded rod rotates through the screw hole of seting up with the casing to be connected, and opposite antiport is to second threaded rod and internal threaded rod, and the layer board compresses tightly ground, and the universal wheel is propped up, prevents effectively that this device from sliding, increases the stability of using.

In addition, when a lecture needs to be performed, after the lecture is powered on, the servo motor is turned on to drive the first threaded rod to rotate, the first threaded rod drives the moving block to move upwards, the moving block drives the cross rod to move upwards to further drive the box body to move upwards, the box body penetrates through a through groove formed in the top of the shell to enable a display screen embedded in the box body to be lifted to be exposed, the display screen is connected with a signal source, a video is played for watching, and the height of the box body is adjusted to be watched by people of different ages and different heights; after the lecture finishes, in taking in the casing with the box through servo motor, protect the display screen, be convenient for simultaneously store and transport, prevent the collision damage.

Compared with the prior art, the utility model discloses following beneficial effect has:

(1) the utility model relates to an can adjust and skid-proof propaganda device, used to set up reinforcing mechanism in the casing bottom, compress tightly ground through the layer board, the universal wheel is propped up, prevents effectively that this device from sliding, increases the stability of using.

(2) The utility model discloses a can adjust and skid-proof propaganda device drives the movable block rebound through first threaded rod, and the movable block drives horizontal pole upward movement, further drives box upward movement, makes the display screen of inlaying on the box rise to exposing, and not only height-adjusting supplies different age bracket, and the people that the height is different watches.

(3) The utility model discloses a can adjust and skid-proof propaganda device, after the lecture finishes, in taking in the casing with the box through servo motor, protect the display screen, reduce the volume, be convenient for simultaneously store and transport, prevent the collision damage.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.

Fig. 1 is a schematic view of the overall structure of the present invention.

Fig. 2 is a schematic view of the through groove of the housing of the present invention.

Fig. 3 is a partially enlarged schematic view of the present invention.

In the figure: 1. a housing; 2. a box body; 3. a partition plate; 4. a servo motor; 5. a first threaded rod; 6. a moving block; 7. a cross bar; 8. a slide bar; 9. a slider; 10. a support bar; 11. a display screen; 12. sounding; 13. a fixing plate; 14. a rotating shaft; 15. a turntable; 16. turning a handle; 17. a first helical gear; 18. a second helical gear; 19. an internally threaded tube; 20. a second threaded rod; 21. a support plate; 22. a universal wheel; 23. a through groove.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the drawings of the embodiments of the present invention will be combined to clearly and completely describe the technical solutions of the embodiments of the present invention. It is to be understood that the embodiments described are only some of the embodiments of the present invention, and not all of them. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Example one

As shown in fig. 1 and 2, an adjustable and anti-slip advertising device includes: a shell 1 and a box body 2; a through groove 23 is formed in the top of the shell 1; a partition plate 3 is arranged in the shell 1, a servo motor 4 is arranged above the position, close to one end, of the partition plate 3, an output shaft of the servo motor 4 is connected with a first threaded rod 5, and the other end of the first threaded rod 5 is connected with the inner wall of the shell 1 through a bearing; one end, far away from the servo motor 4, above the partition plate 3 is connected with a slide bar 8, and the other end of the slide bar 8 is connected with the inner wall of the shell 1; a moving block 6 is arranged on the first threaded rod 5, an internal threaded hole is formed in the moving block 6, and the moving block 6 is rotatably connected with the first threaded rod 5 through the internal threaded hole; the sliding rod 8 is provided with a sliding block 9, and the sliding block 9 is in clearance sliding connection with the sliding rod 8.

A cross rod 7 is arranged between the moving block 6 and the sliding rod 8, at least one supporting rod 10 is connected above the cross rod 7, the other end of the supporting rod 10 is connected with the box body 2, a display screen 11 is embedded on one side of the box body 2, and two sides of the box body 2 are provided with sound boxes 12; the width of the through groove 23 is larger than that of the box body 2, the box body 2 corresponds to the through groove 23, and the box body 2 can freely pass through the through groove 23.

Example two

As shown in fig. 3, on the basis of the first embodiment, a reinforcing mechanism is arranged below the partition plate 3, the reinforcing mechanism includes a fixing plate 13, and both ends of the fixing plate 13 are connected with the housing 1; the reinforcing mechanism further comprises a rotating shaft 14, wherein one end of the rotating shaft 14 penetrates through the shell 1 and is rotatably connected with the shell 1 through a bearing.

One end of the rotating shaft 14 penetrating through the shell 1 is connected with a rotating disc 15, and the other side of the rotating disc 15 is connected with a rotating handle 16; the other end of the rotating shaft 14 is rotatably connected with the inner wall of the shell 1 through a bearing; two first bevel gears 17 are symmetrically arranged on the rotating shaft 14 at positions close to the two ends, and the first bevel gears 17 rotate coaxially with the rotating shaft 14; and a second bevel gear 18 is meshed with each of the two first bevel gears 17, and an internal threaded pipe 19 is connected to one side, far away from the rotating shaft 14, of the second bevel gear 18.

A second threaded rod 20 is arranged inside the internal threaded pipe 19 in a matching manner, and the second threaded rod 20 penetrates through the bottom of the shell 1 and is in clearance sliding connection with the shell 1; the other end of the second threaded rod 20 is connected with a supporting plate 21; the bottom of the shell 1 is provided with a universal wheel 22, and the supporting plate 21 is close to the inner side of the universal wheel 22; the internal threaded tube 19 penetrates through the fixing plate 13 and is connected with the fixing plate 13 in a clearance rotating manner.

Second threaded rod 20's height, be greater than universal wheel 22's height, remove the place of show with this device through universal wheel 22, it changes 16 to rotate, it drives first helical gear 17 rotation to change 16, further drive second helical gear 18 and internal thread pipe 19 and rotate, internal thread pipe 19 drives second threaded rod 20 and rotates, second threaded rod 20 rotates through the screw hole of seting up with casing 1 and is connected, opposite reverse direction is done with the internal threaded rod to second threaded rod 20, layer board 21 compresses tightly ground, universal wheel 22 is propped up, effectively prevent this device and slide, increase the stability of use.

The device obtained by the technical scheme is an adjustable and anti-skid propaganda device, when a lecture needs to be carried out, after the propaganda device is powered on, the servo motor 4 is started to drive the first threaded rod 5 to rotate, the first threaded rod 5 drives the movable block 6 to move upwards, the movable block 6 drives the transverse rod 7 to move upwards and further drives the box body 2 to move upwards, the box body 2 penetrates through the through groove 23 formed in the top of the shell 1, the display screen 11 embedded on the box body 2 is lifted to be exposed, the display screen 11 is connected with a signal source, videos are played for watching, and the height of the propaganda device is adjusted for people of different ages and different heights; after the lecture is finished, the box body 2 is retracted into the shell 1 through the servo motor 4 to protect the display screen 11, and meanwhile, the storage and the transportation are convenient, and the collision damage is prevented; when the device is used, the bottom of the shell 1 is provided with the reinforcing mechanism, the ground is compressed through the supporting plate 21, the universal wheels 22 are supported, the device is effectively prevented from sliding, and the use stability is improved; the first threaded rod 5 drives the moving block 6 to move upwards, the moving block 6 drives the cross rod 7 to move upwards, and the box body 2 is further driven to move upwards, so that the display screen 11 embedded in the box body 2 is lifted to be exposed, and not only is the height adjusted, but also the height is provided for people of different ages and different heights to watch; after the lecture finishes, in taking in casing 1 with box 2 through servo motor 4, protect display screen 11, reduce the volume, be convenient for simultaneously store and transport, prevent the collision damage.

The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art; any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. An adjustable and anti-slip promotional device comprising: a shell (1) and a box body (2); the novel multifunctional shell is characterized in that a through groove (23) is formed in the top of the shell (1); a partition plate (3) is arranged in the shell (1), a servo motor (4) is arranged above the position, close to one end, of the partition plate (3), an output shaft of the servo motor (4) is connected with a first threaded rod (5), and the other end of the first threaded rod (5) is connected with the inner wall of the shell (1) through a bearing; one end, far away from the servo motor (4), above the partition plate (3) is connected with a sliding rod (8), and the other end of the sliding rod (8) is connected with the inner wall of the shell (1); a moving block (6) is arranged on the first threaded rod (5), an internal threaded hole is formed in the moving block (6), and the moving block (6) is rotatably connected with the first threaded rod (5) through the internal threaded hole; the sliding rod (8) is provided with a sliding block (9), and the sliding block (9) is in clearance sliding connection with the sliding rod (8).

2. The advertising device capable of being adjusted and prevented from slipping as claimed in claim 1, wherein a cross bar (7) is arranged between the moving block and the sliding bar (8), at least one support bar (10) is connected above the cross bar (7), the other end of the support bar (10) is connected with the box body (2), a display screen (11) is embedded on one side of the box body (2), and two sides of the box body (2) are provided with sound boxes (12); the width of the through groove (23) is larger than that of the box body (2), the box body (2) corresponds to the through groove (23), and the box body (2) can freely penetrate through the through groove (23).

3. The advertising device capable of being adjusted and prevented from slipping as claimed in claim 1, wherein a reinforcing mechanism is arranged below the partition plate (3), the reinforcing mechanism comprises a fixing plate (13), and two ends of the fixing plate (13) are connected with the shell (1); the reinforcing mechanism further comprises a rotating shaft (14), one end of the rotating shaft (14) penetrates through the shell (1) and is rotatably connected with the shell (1) through a bearing.

4. An adjustable and skidproof propaganda device as claimed in claim 3, wherein one end of the rotating shaft (14) penetrating through the shell (1) is connected with a rotating disc (15), and the other end of the rotating disc (15) is connected with a rotating handle (16); the other end of the rotating shaft (14) is rotatably connected with the inner wall of the shell (1) through a bearing.

5. The advertising device capable of being adjusted and prevented from slipping as claimed in claim 4, wherein two first helical gears (17) are symmetrically arranged on the rotating shaft (14) near to the two ends, and the first helical gears (17) rotate coaxially with the rotating shaft (14); and the two first bevel gears (17) are respectively connected with a second bevel gear (18) in a meshing manner, and one side, far away from the rotating shaft (14), of the second bevel gear (18) is connected with an internal threaded pipe (19).

6. The adjustable and skidproof propaganda device as claimed in claim 5, wherein a second threaded rod (20) is arranged inside the internal threaded pipe (19) in a matching way, and the second threaded rod (20) penetrates through the bottom of the shell (1) and is in clearance sliding connection with the shell (1).

7. The advertising device capable of being adjusted and prevented from slipping as claimed in claim 6, wherein the other end of the second threaded rod (20) is connected with a supporting plate (21); the bottom of the shell (1) is provided with universal wheels (22), and the supporting plate (21) is close to the inner sides of the universal wheels (22).