CN113948019B - Display device for community health education propaganda - Google Patents

Display device for community health education propaganda Download PDF

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Publication number
CN113948019B
CN113948019B CN202111213107.0A CN202111213107A CN113948019B CN 113948019 B CN113948019 B CN 113948019B CN 202111213107 A CN202111213107 A CN 202111213107A CN 113948019 B CN113948019 B CN 113948019B
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China
Prior art keywords
display device
driving wheel
health education
plate
propaganda
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Active
Application number
CN202111213107.0A
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Chinese (zh)
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CN113948019A (en
Inventor
王鹏
王珊珊
王盼盼
刘腊梅
杜培杰
张春慧
徐晖
张贤
杨晓
林蓓蕾
梅永霞
张振香
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Zhengzhou University
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Zhengzhou University
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Priority to CN202111213107.0A priority Critical patent/CN113948019B/en
Publication of CN113948019A publication Critical patent/CN113948019A/en
Application granted granted Critical
Publication of CN113948019B publication Critical patent/CN113948019B/en
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    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
    • G09F15/00—Boards, hoardings, pillars, or like structures for notices, placards, posters, or the like
    • G09F15/0006—Boards, hoardings, pillars, or like structures for notices, placards, posters, or the like planar structures comprising one or more panels
    • G09F15/0018—Boards, hoardings, pillars, or like structures for notices, placards, posters, or the like planar structures comprising one or more panels panel clamping or fastening means
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
    • G09F15/00—Boards, hoardings, pillars, or like structures for notices, placards, posters, or the like
    • G09F15/0087—Boards, hoardings, pillars, or like structures for notices, placards, posters, or the like including movable parts, e.g. movable by the wind
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
    • G09F19/00—Advertising or display means not otherwise provided for
    • G09F19/12—Advertising or display means not otherwise provided for using special optical effects
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B20/00—Energy efficient lighting technologies, e.g. halogen lamps or gas discharge lamps
    • Y02B20/40—Control techniques providing energy savings, e.g. smart controller or presence detection

Abstract

The invention is applicable to the technical field of health education propaganda, and provides a display device for community health education propaganda, which comprises a base plate, a light screen, a positioning mechanism, a swinging mechanism and an adjusting mechanism, wherein the positioning mechanism is arranged between a limiting ring and an outer ring and is used for adjusting the clamping strength of propaganda boards according to actual needs; the swing mechanism is arranged on the side surface of the fixed plate and is connected with the first driving wheel to be driven in a manual or electric mode; the adjusting mechanism is arranged on the side surface of the outer ring, and one end of the adjusting mechanism is connected with the light screen and used for adjusting the inclination angle of the light screen; this device can make the people of no matter openly or the back all clear what show on the bill-board at in-service use's in-process, can adjust the rotation angle of bill-board through setting up rotatory base member, and the positioning mechanism of setting is convenient for change the bill-board, and swing mechanism can adjust the inclination of bill-board.

Description

Display device for community health education propaganda
Technical Field
The invention belongs to the technical field of health education propaganda, and particularly relates to a display device for community health education propaganda.
Background
Health is a topic which is not negligible in our life, in communities where people live densely, the propaganda strength of health education is enhanced, the content of the health education is often placed in a display column by the existing propaganda mode for residents to watch, and the conditions that the occupied space is large, the replacement is inconvenient, the movement is difficult, the display position is limited and the viewing of pedestrians is inconvenient exist generally.
Disclosure of Invention
The embodiment of the invention aims to provide a display device for community health education propaganda, and aims to solve the technical problems that display content of the existing display device is difficult to adjust and pedestrians cannot watch conveniently.
The embodiment of the invention is realized in such a way that the display device for community health education propaganda comprises a substrate and a light screen, and further comprises:
the free end of the cross is fixedly connected with one side opposite to the base plate, the cross is connected with the fixed rod through a bolt, and the bottom end of the fixed rod is provided with a rotary base body so as to adjust the rotation angle of the display device;
the first telescopic piece is arranged on the upper surface of the base plate, a fixed plate is fixedly arranged at the top end of the first adjacent telescopic piece, and a camera is arranged on the fixed plate so as to measure the distance and the visual field of a user;
the limiting rings are arranged between the opposite fixing plates, fixing blocks are arranged in the limiting rings, the fixing blocks are rotationally connected with the support posts arranged on the fixing plates, outer rings are arranged on the side faces of the limiting rings, and propaganda plates are arranged between the outer rings and the limiting rings;
the positioning mechanism is arranged between the limiting ring and the outer ring and is used for adjusting the clamping strength of the propaganda board according to actual needs;
the transmission chain is slidably arranged in the limiting ring, and is matched with the first driving wheel and the second driving wheel, and the first driving wheel is driven to rotate by an external motor;
one end of the loop bar is spliced with the outer ring, and the other end of the loop bar is hinged with a support arranged on the base plate;
the swing mechanism is arranged on the side surface of the fixed plate and connected with the first driving wheel, and is driven in a manual or electric mode so as to facilitate the sliding connection of the first driving wheel along a guide rail arranged on the fixed plate; and
and the adjusting mechanism is arranged on the side surface of the outer ring, one end of the adjusting mechanism is connected with the light screen, and the adjusting mechanism is used for adjusting the inclination angle of the light screen.
Preferably, the positioning mechanism comprises a cylinder body arranged on the transmission chain, a first magnetic pole arranged on the cylinder body in a sliding manner, and an electromagnet arranged on the inner wall of the outer ring and matched with the first magnetic pole;
the inside of barrel is provided with a plurality of elastic support piece, and elastic support piece's free end is connected with first magnetic pole to when electro-magnet magnetism changes, elastic support piece resumes to promote first magnetic pole and supports tightly propaganda tablet along the barrel slip.
Preferably, the base plate is provided with a plurality of connectors, and the base plate is provided with grooves for the connectors to slide, so that the positions of the devices can be fixed according to the requirements.
Preferably, the swinging mechanism comprises a T-shaped table arranged on the fixed plate, a second fixed pile symmetrically arranged on the T-shaped table, an abutting block arranged on the second fixed pile, a deflector rod arranged on the abutting block and a sleeve arranged at the top end of the deflector rod;
the T-shaped table is fixedly connected with the fixing plate through a fixing column, the T-shaped table is rotationally connected with an L-shaped rod arranged on the side face through a fixing pile I, and a fixing pile III is fixedly arranged at the free end of the L-shaped rod.
Preferably, a rotating shaft is rotatably arranged on the sleeve, one end of the rotating shaft is in transmission connection with the first driving wheel, and the other end of the rotating shaft is connected with a motor arranged on the sleeve and used for driving the first driving wheel to rotate.
Preferably, the adjusting mechanism comprises a positioning plate arranged on the fixed plate, a supporting rod arranged on the positioning plate and hinged with the light screen, a sliding block arranged at the bottom end of the light screen, and a second telescopic piece arranged on the side surface of the sliding block;
and a connecting piece is arranged in the locating plate in a sliding manner, and one end of the connecting piece is connected with the outer ring.
Preferably, a slide way for sliding the sliding block is arranged on the positioning plate, and a tool box is further arranged on the positioning plate and connected with the free end of the connecting piece.
According to the display device for community health education propaganda, provided by the embodiment of the invention, people on the front side and the back side can clearly see the displayed content on the propaganda board in the actual use process, wherein the rotating angle of the propaganda board can be adjusted by arranging the rotating matrix, the arranged positioning mechanism is convenient for replacing the propaganda board, the inclination angle of the propaganda board can be adjusted by the swinging mechanism, and the adjusting mechanism is further arranged, so that people on the back side can observe the education propaganda information displayed on the propaganda board.
Drawings
Fig. 1 is a schematic structural diagram of a display device for community health education propaganda according to an embodiment of the present invention;
fig. 2 is a top view of a cross in a display device for community health education propaganda, provided by an embodiment of the invention;
FIG. 3 is an enlarged view of a portion of FIG. 1 at A;
fig. 4 is a schematic structural diagram of an outer ring in a display device for community health education propaganda according to an embodiment of the present invention;
FIG. 5 is an enlarged view of a portion of FIG. 4 at B;
FIG. 6 is a side view of a display device for community health education promotion according to an embodiment of the present invention;
fig. 7 is a perspective view of a swing mechanism in a display device for community health education propaganda, provided by an embodiment of the present invention;
fig. 8 is a front view of an L-shaped plate in a display device for community health education promotion according to an embodiment of the present invention;
fig. 9 is a schematic structural diagram of an adjusting mechanism in a display device for community health education propaganda according to an embodiment of the present invention.
In the accompanying drawings: 1-a substrate; 2-universal wheels; 3-cross; 4-a fixed rod; 5-rotating the substrate; 6-telescoping member one; 7-fixing plates; 8-supporting columns; 9-fixing blocks; 10-supporting seats; 11-loop bar; 12-an outer ring; 13-limiting rings; 14-propaganda board; 15-first driving wheel; 16-drive chain; 17-a cylinder; 18-an elastic support; 19-a first pole; 20-an electromagnet; 21-a second driving wheel; 22-plug-in components; 23-T-shaped table; a 24-L shaped rod; 25-fixing the first pile; 26-fixing the second pile; 27-an abutment block; 28-a deflector rod; 29-a sleeve; 30-rotating shaft; 31-fixing piles III; 32-fixing columns; 33-a screener; 34-a slider; 35-a slideway; 36-a second telescopic piece; 37-engagement; 38-a tool box; 39-positioning plates; 40-a camera; 41-a guide rail; 42-supporting rods; 100-positioning mechanism; 200-swinging mechanism; 300-adjusting mechanism.
Detailed Description
The present invention will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present invention more apparent. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the invention.
Specific implementations of the invention are described in detail below in connection with specific embodiments.
1-9, a structure diagram of a display device for community health education propaganda provided by an embodiment of the invention comprises a base plate 1, a light screen 33, a cross 3, a first telescopic part 6, a limiting ring 13, a positioning mechanism 100, a transmission chain 16, a loop bar 11, a swinging mechanism 200 and an adjusting mechanism 300, wherein the free end of the cross 3 is fixedly connected with one side opposite to the base plate 1, the cross 3 is connected with a fixed rod 4 through a bolt, and the bottom end of the fixed rod 4 is provided with a rotary base body 5 so as to be convenient for adjusting the rotation angle of the display device; the first telescopic piece 6 is arranged on the upper surface of the base plate 1, the top end of the first telescopic piece 6 is fixedly provided with a fixed plate 7, and the fixed plate 7 is provided with a camera 40 so as to be convenient for measuring the distance and the visual field of a user; the limiting rings 13 are arranged between the opposite fixed plates 7, fixed blocks 9 are arranged in the limiting rings, the fixed blocks 9 are rotatably connected with the supporting columns 8 arranged on the fixed plates 7, outer rings 12 are arranged on the side surfaces of the limiting rings 13, and propaganda plates 14 are arranged between the outer rings 12 and the limiting rings 13; the positioning mechanism 100 is arranged between the limiting ring 13 and the outer ring 12, and is used for adjusting the clamping strength of the propaganda board 14 according to actual needs; the transmission chain 16 is slidably arranged in the limiting ring 13, the transmission chain 16 is matched with the first driving wheel 15 and the second driving wheel 21, and the first driving wheel 15 is driven to rotate by an external motor; one end of the loop bar 11 is spliced with the outer ring 12, and the other end of the loop bar is hinged with a support 10 arranged on the base plate 1; the swing mechanism 200 is arranged on the side surface of the fixed plate 7, is connected with the first driving wheel 15, and is driven in a manual or electric mode so as to push the first driving wheel 15 to be connected in a sliding way along a guide rail 41 arranged on the fixed plate 7; the adjusting mechanism 300 is mounted on the side of the outer ring 12, and one end of the adjusting mechanism 300 is connected with the light screen 33 for adjusting the inclination angle of the light screen 33.
In the process of implementing the embodiment, the device can make people whether front or back clearly see the content displayed on the billboard 14 in the process of actual use, wherein the rotating angle of the billboard 14 can be adjusted by setting the rotating matrix 5, the set positioning mechanism 100 is convenient for replacing the billboard 14, the swing mechanism 200 can adjust the inclination angle of the billboard 14, and the adjusting mechanism 300 is also provided to enable people on the back to observe the educational propaganda information displayed on the billboard 14.
In one example of the invention, the height of the billboard 14 can be adjusted by arranging the first telescopic piece 6, the extending end of the sleeve rod 11 extends when swinging along the support 10 in the process of deflecting the outer ring 12, the extending amount of the sleeve rod 11 is minimum when the outer ring 12 is in a vertical state, the universal wheel 2 is further arranged at the bottom end of the base plate 1, and the braking of the device is completed when the pedal arranged on the side is stepped on.
As shown in fig. 4 and 5, as a preferred embodiment of the present invention, the positioning mechanism 100 includes a cylinder 17 mounted on the transmission chain 16, a first magnetic pole 19 slidably mounted on the cylinder 17, and an electromagnet 20 disposed on the inner wall of the outer ring 12 and cooperating with the first magnetic pole 19;
the barrel 17 is internally provided with a plurality of elastic supporting pieces 18, and the free ends of the elastic supporting pieces 18 are connected with the first magnetic poles 19, so that when the magnetism of the electromagnet 20 changes, the elastic supporting pieces 18 restore to push the first magnetic poles 19 to slide along the barrel 17 to tightly lean against the publicity board 14.
In the process of implementing the embodiment, when the billboard 14 needs to be replaced, the magnetism of the electromagnet 20 is changed, so that the magnetism of the electromagnet 20 is the same as that of the first magnetic pole 19, the first magnetic pole 19 slides along the inner wall of the cylinder 17, in this process, the elastic support 18 is stressed and compressed, the fixing of the billboard 14 is released, the replaced billboard 14 is inserted along the gap between the first magnetic pole 19 and the electromagnet 20, after the position adjustment of the billboard 14 is completed, the magnetism of the electromagnet 20 is changed again, so that the magnetism of the electromagnet 20 is opposite to that of the first magnetic pole 19, and under the action of the magnetism and the elastic support 18, the first magnetic pole 19 slides reversely along the cylinder 17 and is matched with the electromagnet 20 to fix the position of the billboard 14.
As shown in fig. 6, as another preferred embodiment of the present invention, a plurality of connectors 22 are mounted on the base plate 1, and a slot for sliding the connectors 22 is formed on the base plate 1 to fix the position of the device according to need.
In the process of implementing the embodiment, the plug connector 22 is separated from the ground in the moving process of the device, when the position of the device is required to be fixed, the plug connector 22 slides along the base plate 1 and is reinserted into a hole preset in the ground, so that the display device is prevented from deflecting in the working process.
As shown in fig. 6, 7 and 8, as another preferred embodiment of the present invention, the swing mechanism 200 includes a T-shaped table 23 provided on the fixing plate 7, a second fixing pile 26 symmetrically installed on the T-shaped table 23, an abutment block 27 installed on the second fixing pile 26, a shift lever 28 installed on the abutment block 27, and a sleeve 29 provided on the top end of the shift lever 28;
the T-shaped table 23 is fixedly connected with the fixed plate 7 through a fixed column 32, the T-shaped table 23 is rotatably connected with an L-shaped rod 24 arranged on the side surface through a fixed pile I25, and a fixed pile III 31 is fixedly arranged at the free end of the L-shaped rod 24;
the sleeve 29 is rotatably provided with a rotating shaft 30, one end of the rotating shaft 30 is in transmission connection with the first driving wheel 15, and the other end of the rotating shaft 30 is connected with a motor arranged on the sleeve 29 and used for driving the first driving wheel 15 to rotate.
In the process of implementing the embodiment, one end of the first fixing pile 25 is connected with an external rotating frame or rotating device, the first fixing pile 25 drives the L-shaped rod 24 to synchronously rotate when rotating, the third fixing pile 31 drives the driving rod 28 to swing, the driving rod 28 drives the abutting block 27 to swing along the second fixing pile 26, the sleeve 29 drives the first driving wheel 15 to slide along the guide rail 41 through the rotating shaft 30, and the external motor works to drive the first driving wheel 15 to rotate in the process.
As shown in fig. 9, as another preferred embodiment of the present invention, the adjusting mechanism 300 includes a positioning plate 39 mounted on the fixing plate 7, a support bar 42 hinged to the light screen 33 mounted on the positioning plate 39, a slider 34 provided at the bottom end of the light screen 33, and a second telescopic member 36 provided at the side of the slider 34;
a connecting piece 37 is slidably mounted in the positioning plate 39, one end of the connecting piece 37 is connected with the outer ring 12, and the other end is connected with the tool box 38;
the positioning plate 39 is provided with a slideway 35 for the sliding block 34 to slide, and the positioning plate 39 is also provided with a tool box 38;
wherein, the tool box 38 is internally provided with a light conversion device for adjusting the propagation path of light, when the billboard 14 is positioned at the back, the content on the tool box 38 is subjected to a series of treatments such as reflection, refraction and the like by the internal device of the tool box 38, and the content on the billboard 14 is adjusted and then reflected on the light screen 33, so that people walking through from the other side can observe the content recorded on the billboard 14.
In the process of implementing the embodiment, a rubber layer is further disposed between the light screen 33 and the sliding block 34, when the outer ring 12 swings along the fixed block 9, the pushing connection piece 37 and the tool box 38 connected with the end thereof slide along the positioning plate 39, and meanwhile, the second telescopic piece 36 works to push the sliding block 34 to slide along the sliding groove 35, and the sliding block 34 pulls the rubber layer to drive the light screen 33 to swing along the top end of the supporting rod 42.
In summary, when the billboard 14 needs to be replaced, the magnetism of the electromagnet 20 is changed, so that the magnetism of the electromagnet 20 is the same as that of the first magnetic pole 19, the first magnetic pole 19 slides along the inner wall of the cylinder 17, in this process, the elastic support 18 is forced to be compressed, the fixing of the billboard 14 is released, the replaced billboard 14 is inserted along the gap between the first magnetic pole 19 and the electromagnet 20, after the position adjustment of the billboard 14 is completed, the magnetism of the electromagnet 20 is changed again, so that the magnetism of the electromagnet 20 is opposite to that of the first magnetic pole 19, under the action of the magnetism and the elastic support 18, the first magnetic pole 19 slides reversely along the cylinder 17 and is matched with the electromagnet 20 to fix the position of the billboard 14, the distance and the visual field of the coming person are detected by the camera 40, the distance and the visual field are fed back to the external controller, and the L-shaped rod 24 is driven to rotate synchronously when the fixed stake one 25 rotates, the third fixed pile 31 drives the second fixed pile 26 to rotate by driving the driving rod 28 to swing, the driving rod 28 drives the abutting block 27 to drive the first driving wheel 15 to slide along the guide rail 41 through the rotating shaft 30, the external motor works in the process to drive the first driving wheel 15 to rotate, the inclination angle of the billboard 14 is adjusted, under the driving of a manual or external rotating unit, the first driving wheel 15 rotates to drive the second driving wheel 21 to rotate through the transmission chain 16, the cylinder 17 arranged on the transmission chain 16 synchronously slides, when the outer ring 12 swings along the fixed block 9, the pushing connecting piece 37 and the tool box 38 connected with the tail end of the pushing connecting piece slide along the locating plate 39, the second telescopic piece 36 works to push the sliding piece 34 to slide along the sliding groove 35, the sliding piece 34 pulls the light screen 33 to swing along the top end of the supporting rod 42 through the rubber layer, the rotating base 5 is also arranged, the rotating angle of the adjusting device can be matched with the camera 40, the device breaks away from ground in the in-process plug connector 22 that removes, when the position of fixing device is needed for plug connector 22 slides along base plate 1, reinserts in the hole that ground predetermines, and this device can make the content that shows on the sign 14 that all clearly sees in the in-process of in-service use, both front and back.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein.
Furthermore, it should be understood that although the present disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to the embodiments described in detail below, and that the embodiments described in the examples may be combined as appropriate to form other embodiments that will be apparent to those skilled in the art.

Claims (7)

1. A display device for community health education propaganda, includes base plate and light screen, its characterized in that still includes:
the free end of the cross is fixedly connected with one side opposite to the base plate, the cross is connected with the fixed rod through a bolt, and the bottom end of the fixed rod is provided with a rotary base body so as to adjust the rotation angle of the display device;
the first telescopic piece is arranged on the upper surface of the base plate, a fixed plate is fixedly arranged at the top end of the first adjacent telescopic piece, and a camera is arranged on the fixed plate so as to measure the distance and the visual field of a user;
the limiting rings are arranged between the opposite fixing plates, fixing blocks are arranged in the limiting rings, the fixing blocks are rotationally connected with the support posts arranged on the fixing plates, outer rings are arranged on the side faces of the limiting rings, and propaganda plates are arranged between the outer rings and the limiting rings;
the positioning mechanism is arranged between the limiting ring and the outer ring and is used for adjusting the clamping strength of the propaganda board according to actual needs;
the transmission chain is slidably arranged in the limiting ring, and is matched with the first driving wheel and the second driving wheel, and the first driving wheel is driven to rotate by an external motor;
one end of the loop bar is spliced with the outer ring, and the other end of the loop bar is hinged with a support arranged on the base plate;
the swing mechanism is arranged on the side surface of the fixed plate and connected with the first driving wheel, and is driven in a manual or electric mode so as to facilitate the sliding connection of the first driving wheel along a guide rail arranged on the fixed plate; and
and the adjusting mechanism is arranged on the side surface of the outer ring, one end of the adjusting mechanism is connected with the light screen, and the adjusting mechanism is used for adjusting the inclination angle of the light screen.
2. The display device for community health education propaganda according to claim 1 in which the positioning mechanism includes a cylinder mounted on the transmission chain, a first magnetic pole slidably mounted on the cylinder, and an electromagnet disposed on an inner wall of the outer ring and cooperating with the first magnetic pole;
the inside of barrel is provided with a plurality of elastic support piece, and elastic support piece's free end is connected with first magnetic pole to when electro-magnet magnetism changes, elastic support piece resumes to promote first magnetic pole and supports tightly propaganda tablet along the barrel slip.
3. The display device for community health education propaganda according to claim 1, wherein the base plate is provided with a plurality of connectors, and the base plate is provided with a groove for the connectors to slide, so that the position of the device can be fixed according to the requirement.
4. The display device for community health education propaganda according to claim 1 in which the swing mechanism includes a T-shaped table provided on a fixed plate, a second fixed pile symmetrically installed on the T-shaped table, an abutting block installed on the second fixed pile, a deflector rod installed on the abutting block, and a sleeve provided on the top end of the deflector rod;
the T-shaped table is fixedly connected with the fixing plate through a fixing column, the T-shaped table is rotationally connected with an L-shaped rod arranged on the side face through a fixing pile I, and a fixing pile III is fixedly arranged at the free end of the L-shaped rod.
5. The display device for community health education propaganda according to claim 4 in which the sleeve is rotatably mounted with a rotating shaft, one end of the rotating shaft is in transmission connection with the driving wheel one, and the other end of the rotating shaft is connected with a motor mounted on the sleeve for driving the driving wheel one to rotate.
6. The display device for community health education propaganda according to claim 1, wherein the adjusting mechanism comprises a positioning plate mounted on the fixed plate, a supporting rod hinged with the light screen and mounted on the positioning plate, a sliding block arranged at the bottom end of the light screen, and a second telescopic piece arranged on the side surface of the sliding block;
and a connecting piece is arranged in the locating plate in a sliding manner, and one end of the connecting piece is connected with the outer ring.
7. The display device for community health education propaganda according to claim 6, wherein the positioning plate is provided with a slideway for sliding the sliding block, and a tool box is further installed on the positioning plate and connected with the free end of the connecting piece.
CN202111213107.0A 2021-10-19 2021-10-19 Display device for community health education propaganda Active CN113948019B (en)

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CN113948019B true CN113948019B (en) 2023-05-16

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CN112634785A (en) * 2020-11-28 2021-04-09 西安双德喜信息科技有限公司 Scientific and technological innovation achievement show publicity column
CN112483815A (en) * 2020-12-21 2021-03-12 郑州市金雀电子技术有限公司 Vertical rotary advertisement machine
CN214312229U (en) * 2021-02-08 2021-09-28 六安职业技术学院 Think political affairs education propaganda device

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