CN111853463A - Action image broadcast propaganda device of university's action - Google Patents
Action image broadcast propaganda device of university's action Download PDFInfo
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- CN111853463A CN111853463A CN202010754451.XA CN202010754451A CN111853463A CN 111853463 A CN111853463 A CN 111853463A CN 202010754451 A CN202010754451 A CN 202010754451A CN 111853463 A CN111853463 A CN 111853463A
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16M—FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
- F16M11/00—Stands or trestles as supports for apparatus or articles placed thereon Stands for scientific apparatus such as gravitational force meters
- F16M11/02—Heads
- F16M11/04—Means for attachment of apparatus; Means allowing adjustment of the apparatus relatively to the stand
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16M—FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
- F16M11/00—Stands or trestles as supports for apparatus or articles placed thereon Stands for scientific apparatus such as gravitational force meters
- F16M11/20—Undercarriages with or without wheels
- F16M11/24—Undercarriages with or without wheels changeable in height or length of legs, also for transport only, e.g. by means of tubes screwed into each other
- F16M11/38—Undercarriages with or without wheels changeable in height or length of legs, also for transport only, e.g. by means of tubes screwed into each other by folding, e.g. pivoting or scissors tong mechanisms
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- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
- G03B21/00—Projectors or projection-type viewers; Accessories therefor
- G03B21/54—Accessories
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- 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
- G09F19/18—Advertising or display means not otherwise provided for using special optical effects involving the use of optical projection means, e.g. projection of images on clouds
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Mechanical Engineering (AREA)
- Business, Economics & Management (AREA)
- Accounting & Taxation (AREA)
- Marketing (AREA)
- Theoretical Computer Science (AREA)
- Mirrors, Picture Frames, Photograph Stands, And Related Fastening Devices (AREA)
Abstract
The invention discloses a college behavior beauty action image playing and propaganda device which comprises a square body, wherein a groove is formed in the top of the square body, a closing door is arranged on one side of the groove and hinged to the top of the square body, a first handle is fixedly connected to one side of the outer wall of the closing door, a closing lock is fixedly connected to one end, far away from the square body, of the closing door, a projector is arranged in the groove, and a second handle is fixedly connected to the top of the projector. According to the invention, the fixing rod is arranged at the bottom end of the projector, the stability of the projector during playing is increased by adding the fixing rod, the flexibility of the sliding plate is increased by the first fixing plate, the first supporting block and the second supporting block are matched with the second strip-shaped groove, the portability of the projector during use is increased, and when the first supporting rod and the second supporting rod are pulled out of the third sliding groove, a certain angle is generated at the joint of the first supporting rod and the second supporting rod under the action of the elastic force of the spring.
Description
Technical Field
The invention relates to the technical field of propaganda, in particular to a college behavior beauty action image playing and propaganda device.
Background
The behavior beauty is the affirmed and praised behavior of the society. In the social life of people, the clown measuring one behavior does not depend on the likes and dislikes of individuals, but has a social level standard according to the requirements of social development. In contemporary college student, the propaganda action is beautiful and has been a trend, and at present, the propaganda device on the market needs fixed mounting, wastes time and energy when propaganda, when carrying, can appear colliding, leads to propaganda device life to reduce.
Therefore, it is necessary to provide a device for broadcasting action and image of college action and activities to solve the above problems.
Disclosure of Invention
The invention aims to provide a college behavior beauty action image playing and propaganda device, the stability of a projector during playing is improved by arranging a fixed rod at the bottom end of the projector and adding the fixed rod, the flexibility of a sliding plate is improved by the aid of a first fixed plate, the fixed rod is matched with a first strip-shaped groove, the stability of the device is improved, a first supporting block and a second supporting block are matched with a second strip-shaped groove, the portability of the projector during use is improved, and when the first supporting rod and the second supporting rod pull out a third sliding groove, a certain angle is formed at the joint of the first supporting rod and the second supporting rod under the action of the elastic force of a spring, so that the defects in the technology are overcome.
In order to achieve the above purpose, the invention provides the following technical scheme: a college behavior beauty action image playing and propaganda device comprises a square body, wherein a groove is formed in the top of the square body, a closing door is arranged on one side of the groove and hinged to the top of the square body, a first handle is fixedly connected to one side of the outer wall of the closing door, a closing lock is fixedly connected to one end, away from the square body, of the closing door, a projector is arranged inside the groove, a second handle is fixedly connected to the top of the projector, a first fixing plate is fixedly connected to one side of the inner wall of the groove, a first sliding groove is formed in the first fixing plate, a first sliding plate is slidably connected to the inside of the first sliding groove, a first strip-shaped groove is formed in the outer wall of the first fixing plate, away from the inner wall of the groove, the first strip-shaped groove is communicated with the first sliding groove, a fixing rod is fixedly connected to the bottom end of the projector, a second fixing plate is fixedly connected to one side, away from the first fixing plate, of the inner wall of the groove, a second sliding groove is formed in one side, away from the inner wall of the groove, of the outer wall of the second fixing plate, sliding rods are fixedly connected to two ends of the projector, the sliding rods are slidably connected with the second sliding grooves, a third fixing plate is fixedly connected to one side, away from the inner wall of the groove, of the outer wall of the second fixing plate, a third sliding groove is formed in the third fixing plate, the third sliding groove is communicated with the second sliding groove, a second strip-shaped groove is formed in one side, away from the second fixing plate, of the outer wall of the third fixing plate, a sliding block is slidably connected in the third sliding groove, a first supporting rod penetrates through the top of the third fixing plate, the first supporting rod is slidably connected with the third fixing plate, the bottom end of the first supporting rod, the first supporting block is connected with the second strip-shaped groove in a sliding mode, the top of the first supporting rod is hinged to a second supporting rod, the second supporting rod is connected with the third strip-shaped groove in a sliding mode, a second supporting block is fixedly connected to one side of the outer wall of the second supporting rod, the second supporting block is connected with the second strip-shaped groove in a sliding mode, a spring is arranged between the first supporting block and the second supporting block, and the top of the second supporting rod is hinged to the outer wall of the sliding rod.
Preferably, the number of the first fixing plates is two, and the two first fixing plates are symmetrically distributed on the inner wall of the groove.
Preferably, the height of the third fixing plate is smaller than that of the second fixing plate, and the length of the sliding block is larger than that of the first supporting rod.
Preferably, the number of the second fixing plates is two, and the inner walls of the grooves are symmetrically distributed on the two second fixing plates.
Preferably, the first fixing plate and the second fixing plate are distributed in the groove in a cross shape, and the cross section of the groove is square.
Preferably, the number of the closed doors is two, and the two closed doors are symmetrically distributed on two sides of the groove.
Preferably, one end of the spring is fixedly connected with one side of the outer wall of the first supporting block, and the other end of the spring is fixedly connected with one side of the outer wall of the second supporting block.
Preferably, the first supporting block and the second supporting block are matched with the second strip-shaped groove, and the fixing rod is matched with the first strip-shaped groove.
In the technical scheme, the invention provides the following technical effects and advantages:
1. the bottom end of the projector is provided with the fixed rod, the stability of the projector during playing is improved by adding the fixed rod, the first fixed plate improves the flexibility of the sliding plate, the fixed rod is matched with the first strip-shaped groove, the stability of the device is improved, the first supporting block and the second supporting block are matched with the second strip-shaped groove, the portability of the projector during use is improved, when the first supporting rod and the second supporting rod are pulled out of the third sliding groove, a certain angle is formed at the joint of the first supporting rod and the second supporting rod under the action of the elastic force of the spring, the propaganda device does not need to be fixedly installed, and time and labor are saved;
2. through setting up first supporting shoe in first bracing piece outer wall one side, first supporting shoe and second supporting shoe match with second bar groove, the stability of projecting apparatus in the recess inside has been increased, first fixed plate, the joining of slide and dead lever, the stability of projecting apparatus in the recess has been increased, the joining of two close doors, make the square body when removing, can not collide inner structure, this propaganda device is when removing, can effectively protect inner structure, avoid inner structure to suffer the collision.
Drawings
In order to more clearly illustrate the embodiments of the present application or technical solutions in the prior art, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments described in the present invention, and other drawings can be obtained by those skilled in the art according to the drawings.
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a partial schematic view of the sliding rod and the fixing rod of the present invention;
FIG. 3 is a partially drawn-out view of the first support bar and the second support bar of the present invention;
FIG. 4 is a close up view of the closure door of the present invention;
FIG. 5 is a partial structural view of a second fixing plate and a third fixing plate according to the present invention;
FIG. 6 is a partial cross-sectional view of a third retaining plate according to the present invention;
fig. 7 is an enlarged view of the structure of part a of fig. 1 according to the present invention.
Description of reference numerals:
the novel multifunctional sliding door comprises a square body 1, a groove 2, a closed door 3, a first handle 4, a closed lock 5, a projector 6, a second handle 7, a first fixing plate 8, a first sliding groove 9, a first sliding plate 10, a first strip-shaped groove 11, a fixing rod 12, a second fixing plate 13, a second sliding groove 14, a sliding rod 15, a third fixing plate 16, a third sliding groove 17, a second strip-shaped groove 18, a sliding block 19, a first supporting rod 20, a first supporting block 21, a second supporting rod 22, a second supporting block 23 and a spring 24.
Detailed Description
In order to make the technical solutions of the present invention better understood, those skilled in the art will now describe the present invention in further detail with reference to the accompanying drawings.
The invention provides a university behavior beauty action image playing and propaganda device as shown in figures 1-7, which comprises a square body 1, wherein a groove 2 is formed in the top of the square body 1, a closing door 3 is arranged on one side of the groove 2, the closing door 3 is hinged with the top of the square body 1, a first handle 4 is fixedly connected to one side of the outer wall of the closing door 3, a closing lock 5 is fixedly connected to one end of the closing door 3, which is far away from the square body 1, a projector 6 is arranged in the groove 2, a second handle 7 is fixedly connected to the top of the projector 6, a first fixing plate 8 is fixedly connected to one side of the inner wall of the groove 2, a first sliding groove 9 is formed in the first fixing plate 8, a first sliding plate 10 is slidably connected in the first sliding groove 9, a first strip-shaped groove 11 is formed in one side of the outer wall of the first fixing plate 8, which is far away from the inner, the bottom end of the projector 6 is fixedly connected with a fixed rod 12, the fixed rod 12 is connected with a first strip-shaped groove 11 in a sliding manner, one side of the outer wall of the fixed rod 12 is fixedly connected with a first sliding plate 10, one side of the inner wall of the groove 2, which is far away from the first fixed plate 8, is fixedly connected with a second fixed plate 13, one side of the outer wall of the second fixed plate 13, which is far away from the inner wall of the groove 2, is provided with a second sliding groove 14, two ends of the projector 6 are both fixedly connected with sliding rods 15, the sliding rods 15 are connected with the second sliding groove 14 in a sliding manner, one side of the outer wall of the second fixed plate 13, which is far away from the inner wall of the groove 2, is fixedly connected with a third fixed plate 16, a third sliding groove 17 is formed in the third fixed plate 16, the third sliding groove 17 is communicated with, first bracing piece 20 has been run through at 16 tops of third fixed plate, first bracing piece 20 and 16 sliding connection of third fixed plate, 20 bottom and 19 top fixed connection of first bracing piece, 20 outer wall one side fixedly connected with first supporting shoe 21 of first bracing piece, first supporting shoe 21 and 18 sliding connection of second bar groove, first bracing piece 20 top articulates there is second bracing piece 22, second bracing piece 22 and third spout 17 sliding connection, 22 outer wall one side fixedly connected with second supporting shoe 23 of second bracing piece, second supporting shoe 23 and 18 sliding connection of second bar groove, be equipped with spring 24 between first supporting shoe 21 and the second supporting shoe 23, second bracing piece 22 top is articulated with slide bar 15 outer wall.
Further, in the above technical solution, the number of the first fixing plates 8 is two, and the two first fixing plates 8 are symmetrically distributed on the inner wall of the groove 2, so as to increase the stability of the device;
further, in the above technical solution, the height of the third fixing plate 16 is less than the height of the second fixing plate 13, and the length of the sliding block 19 is greater than the length of the first supporting rod 20, so that the sliding rod 15 can be placed on the third fixing plate 16 when being retracted;
further, in the above technical solution, the number of the second fixing plates 13 is two, and the two second fixing plates 13 are symmetrically distributed on the inner wall of the groove 2, so as to increase the stability of the device;
further, in the above technical solution, the first fixing plate 8 and the second fixing plate 13 are distributed inside the groove 2 in a cross shape, and the cross-sectional shape of the groove 2 is set to be square, so as to increase the stability of the projector 6;
the implementation mode is specifically as follows: when the propaganda device is used and needs projection to carry out propaganda, the projector 6 is slowly pulled out of the groove 2 by holding the second handle 7 by hand, when the projector 6 moves, the projector 6 drives the fixed rod 12, the fixed rod 12 is added to increase the stability of the projector 6 during playing, the fixed rod 12 slides in the first strip-shaped groove 11 and simultaneously drives the sliding plate, the sliding plate slides in the first sliding groove 9, the first fixed plate 8 increases the flexibility of the sliding plate, the fixed rod 12 is matched with the first strip-shaped groove 11 to increase the stability of the device, the projector 6 drives the sliding rod 15, the sliding rod 15 slides in the second sliding groove 14 and finally breaks away from the second sliding groove 14, the sliding rod 15 drives the second supporting rod 22, the second supporting rod 22 slides in the third sliding groove 17 and simultaneously drives the second supporting block 23 to slide in the second strip-shaped groove 18, the second supporting rod 22 drives the first supporting rod 20 to move, the first supporting rod 20 slides in the third sliding slot 17, and drives the first supporting block 21 to slide in the second strip-shaped slot 18, the first supporting block 21 and the second supporting block 23 are matched with the second strip-shaped slot 18, so as to increase the portability of the projector 6 in use, when the first supporting rod 20 and the second supporting rod 22 are pulled to the top, the sliding block 19 prevents the first supporting rod 20 from being pulled out completely, the projector 6 stops being stretched, under the action of the stretching force of the spring 24, a certain angle is generated at the joint of the first supporting rod 20 and the second supporting rod 22, the top of the second supporting rod 22 is propped against the bottom of the sliding rod 15, one side of the outer wall of the first supporting rod 20 is propped against the outer wall of the second fixing plate 13, so that the projector 6 is stabilized above the square body 1, and the projector 6 is started to be used, the embodiment specifically solves the problem that the action beauty action image playing and propaganda device of university needs to be fixedly installed when, time and labor are wasted.
As shown in fig. 1-7: the number of the closed doors 3 is two, and the two closed doors 3 are symmetrically distributed on two sides of the groove 2, so that the collision of the internal structure of the square body 1 is avoided;
further, in the above technical solution, one end of the spring 24 is fixedly connected to one side of the outer wall of the first support block 21, and the other end of the spring 24 is fixedly connected to one side of the outer wall of the second support block 23, so as to increase the stability of the spring 24;
further, in the above technical solution, the first support block 21 and the second support block 23 are matched with the second strip-shaped groove 18, and the fixing rod 12 is matched with the first strip-shaped groove 11, so as to increase the stability between the fixing rod 12 and the first strip-shaped groove 11;
the implementation mode is specifically as follows: when the device is used and needs to be carried, the joint of the first support rod 20 and the second support rod 22 is pressed, when the first support rod 20 and the second support rod 22 tend to be in a straight line, the second handle 7 is pulled, the projector 6 is pressed, the first support rod 20 and the second support rod 22 slide in the third sliding groove 17, the first support rod 20 and the second support rod 22 drive the first support block 21 and the second support block 23 to slide in the second strip-shaped groove 18, the first support block 21 and the second support block 23 are matched with the second strip-shaped groove 18, the stability of the projector 6 in the groove 2 is improved, the second support rod 22 drives the sliding rod 15 to move downwards, the projector 6 drives the fixing rod 12 to move downwards, the fixing rod 12 drives the sliding plate to slide in the first sliding groove 9 and move downwards, the first fixing plate 8, the sliding plate and the fixing rod 12 are added, the stability of the projector 6 in the groove 2 is improved, when the sliding rod 15 touches the third fixing plate 16, the pressing is stopped, the two closing doors 3 are closed, the closing lock 5 is locked, the first handle 4 is held, and the square body 1 is moved to a position where the movement is required.
This practical theory of operation:
referring to the attached drawings 1-7 of the specification, when the propaganda device is used for propaganda by projection, the projector 6 is slowly pulled out of the groove 2 by holding the second handle 7 by hand, when the projector 6 moves, the projector 6 drives the fixed rod 12, the fixed rod 12 slides in the first bar-shaped groove 11 and simultaneously drives the sliding plate, the sliding plate slides in the first sliding groove 9, the projector 6 drives the sliding rod 15, the sliding rod 15 slides in the second sliding groove 14 and finally breaks away from the second sliding groove 14, the sliding rod 15 drives the second supporting rod 22, the second supporting rod 22 slides in the third sliding groove 17 and simultaneously drives the second supporting block 23 to slide in the second bar-shaped groove 18, the second supporting rod 22 drives the first supporting rod 20 to move, the first supporting rod 20 slides in the third sliding groove 17 and simultaneously drives the first supporting block 21 to slide in the second bar-shaped groove 18, when the first supporting rod 20 and the second supporting rod 22 are pulled to the top, the slide block 19 prevents the first supporting rod 20 from being completely pulled out, the projector 6 stops being stretched, under the action of the telescopic force of the spring 24, a certain angle is generated at the joint of the first supporting rod 20 and the second supporting rod 22, the top of the second supporting rod 22 abuts against the bottom of the slide rod 15, one side of the outer wall of the first supporting rod 20 abuts against the outer wall of the second fixing plate 13, the projector 6 is stabilized above the square body 1, and the projector 6 starts to be used;
referring to fig. 1-7 of the drawings, when the device is used and needs to be carried, the joint of the first support bar 20 and the second support bar 22 is pressed, when the first support rod 20 and the second support rod 22 tend to be in a straight line, the second handle 7 is pulled, the projector 6 is pressed, the first support rod 20 and the second support rod 22 slide in the third sliding groove 17, the first support rod 20 and the second support rod 22 drive the first support block 21 and the second support block 23 to slide in the second strip-shaped groove 18, the second support rod 22 drives the sliding rod 15 to move downwards, the projector 6 drives the fixing rod 12 to move downwards, the fixing rod 12 drives the sliding plate to slide in the first sliding groove 9, and simultaneously moves downwards, when the sliding rod 15 touches the third fixing plate 16, the pressing is stopped, the two closing doors 3 are closed, the closing lock 5 is locked, the first handle 4 is held, and the square body 1 is moved to a position to be moved.
While certain exemplary embodiments of the present invention have been described above by way of illustration only, it will be apparent to those of ordinary skill in the art that the described embodiments may be modified in various different ways without departing from the spirit and scope of the invention. Accordingly, the drawings and description are illustrative in nature and should not be construed as limiting the scope of the invention.
Claims (8)
1. The utility model provides a university's action beautiful action image broadcast propaganda device, includes square body (1), its characterized in that: the top of the square body (1) is provided with a groove (2), one side of the groove (2) is provided with a closing door (3), the closing door (3) is hinged with the top of the square body (1), one side of the outer wall of the closing door (3) is fixedly connected with a first handle (4), one end of the closing door (3), far away from the square body (1), is fixedly connected with a closing lock (5), the inside of the groove (2) is provided with a projector (6), the top of the projector (6) is fixedly connected with a second handle (7), one side of the inner wall of the groove (2) is fixedly connected with a first fixing plate (8), the inside of the first fixing plate (8) is provided with a first chute (9), the inside of the first chute (9) is slidably connected with a first sliding plate (10), one side of the outer wall of the first fixing plate (8), far away from the inner wall of the groove, the first bar-shaped groove (11) is communicated with the first sliding groove (9), a fixed rod (12) is fixedly connected to the bottom end of the projector (6), the fixed rod (12) is connected with the first bar-shaped groove (11) in a sliding manner, one side of the outer wall of the fixed rod (12) is fixedly connected with the first sliding plate (10), one side, far away from the first fixed plate (8), of the inner wall of the groove (2) is fixedly connected with a second fixed plate (13), one side, far away from the inner wall of the groove (2), of the outer wall of the second fixed plate (13) is provided with a second sliding groove (14), two ends of the projector (6) are both fixedly connected with sliding rods (15), the sliding rods (15) are connected with the second sliding groove (14) in a sliding manner, one side, far away from the inner wall of the groove (2), of the outer wall of the second fixed plate (13) is, the third sliding groove (17) is communicated with the second sliding groove (14), a second strip-shaped groove (18) is formed in one side, away from the second fixing plate (13), of the outer wall of the third fixing plate (16), a sliding block (19) is connected to the inside of the third sliding groove (17) in a sliding manner, a first supporting rod (20) penetrates through the top of the third fixing plate (16), the first supporting rod (20) is connected with the third fixing plate (16) in a sliding manner, the bottom end of the first supporting rod (20) is fixedly connected with the top of the sliding block (19), a first supporting block (21) is fixedly connected to one side of the outer wall of the first supporting rod (20), the first supporting block (21) is connected with the second strip-shaped groove (18) in a sliding manner, a second supporting rod (22) is hinged to the top of the first supporting rod (20), the second supporting rod (22) is connected with the third sliding groove (17) in a sliding manner, a second supporting block (23) is fixedly connected to one side of, the second supporting block (23) is connected with the second strip-shaped groove (18) in a sliding mode, a spring (24) is arranged between the first supporting block (21) and the second supporting block (23), and the top of the second supporting rod (22) is hinged to the outer wall of the sliding rod (15).
2. The device for broadcasting college action beauty action video according to claim 1, wherein: the number of the first fixing plates (8) is two, and the first fixing plates (8) are symmetrically distributed on the inner wall of the groove (2).
3. The device for broadcasting college action beauty action video according to claim 1, wherein: the height of the third fixing plate (16) is smaller than that of the second fixing plate (13), and the length of the sliding block (19) is larger than that of the first supporting rod (20).
4. The device for broadcasting college action beauty action video according to claim 1, wherein: the number of the second fixing plates (13) is two, and the inner walls of the grooves (2) are symmetrically distributed on the two second fixing plates (13).
5. The device for broadcasting college action beauty action video according to claim 1, wherein: the first fixing plate (8) and the second fixing plate (13) are distributed in the groove (2) in a cross shape, and the cross section of the groove (2) is square.
6. The device for broadcasting college action beauty action video according to claim 1, wherein: the number of the closed doors (3) is two, and the two closed doors (3) are symmetrically distributed on two sides of the groove (2).
7. The device for broadcasting college action beauty action video according to claim 1, wherein: one end of the spring (24) is fixedly connected with one side of the outer wall of the first supporting block (21), and the other end of the spring (24) is fixedly connected with one side of the outer wall of the second supporting block (23).
8. The device for broadcasting college action beauty action video according to claim 1, wherein: the first supporting block (21) and the second supporting block (23) are matched with the second strip-shaped groove (18), and the fixing rod (12) is matched with the first strip-shaped groove (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010754451.XA CN111853463B (en) | 2020-07-31 | 2020-07-31 | Action image broadcast propaganda device of university's action |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010754451.XA CN111853463B (en) | 2020-07-31 | 2020-07-31 | Action image broadcast propaganda device of university's action |
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| Publication Number | Publication Date |
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| CN111853463A true CN111853463A (en) | 2020-10-30 |
| CN111853463B CN111853463B (en) | 2021-11-30 |
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| CN202010754451.XA Active CN111853463B (en) | 2020-07-31 | 2020-07-31 | Action image broadcast propaganda device of university's action |
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Also Published As
| Publication number | Publication date |
|---|---|
| CN111853463B (en) | 2021-11-30 |
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