CN112116885B - Roll over and put three-dimensional ideological and political education propaganda device of shrink - Google Patents

Abstract

The invention discloses a foldable and retractable three-dimensional ideological and political education propaganda device, comprising a horizontal plate. The foldable and retractable three-dimensional ideological and political education propaganda device has simple operation, convenient use, detachable connection, convenient assembly, and occupies a relatively small space. It is small, and can be quickly folded and contracted by the folding structure and the first shrinking structure according to the requirements, the angle adjustment structure can realize the adjustment of the angle of the propaganda plane of the graphic propaganda materials, and the fast down-loading of the propaganda board can be realized through the fixing device. Press and insert to fix, the propaganda device realizes the fine-tuning of the inclination angle of the propaganda content, realizes multi-way propaganda of ideological and political education through propaganda boards and propaganda displays, realizes reasonable bottom support through the second shrinking structure, and realizes the optimal bottom support through the support device and adjustment structure. The stable support of the inclination angle ensures the use effect of the device and the quality of publicity, reduces the workload of personnel, and improves the use efficiency of the publicity device.

Description

A folding and shrinking three-dimensional ideological and political education propaganda device

technical field

The invention relates to the technical field of ideological and political propaganda equipment, in particular to a folding and shrinking three-dimensional ideological and political education propaganda device.

Background technique

In some political education bases or places, it is often necessary to publicize and display educational content, but there are many problems with traditional publicity equipment, such as troublesome use, non-disassembly, inconvenient to assemble, occupying a large space, and unable to realize the installation of equipment according to needs. Fast folding and shrinking, unable to realize the adjustment of the propaganda plane angle of the graphic propaganda materials, unable to realize the fast pressing down and fixing of the propaganda board, and the inclination angle of the propaganda content cannot be reasonably fine-tuned. The form of propaganda through ideological and political education Single, unable to achieve reasonable bottom support, unable to achieve stable support at the optimal inclination angle, it is difficult to guarantee the use effect of the device and the quality of publicity, which invisibly increases the workload of personnel, resulting in low use efficiency of the publicity device. It is imperative to realize a folding and shrinking three-dimensional ideological and political education propaganda device to solve such problems.

SUMMARY OF THE INVENTION

The technical problem to be solved by the present invention is to overcome the existing defects and provide a folding and shrinking three-dimensional ideological and political education propaganda device, which is simple to operate, easy to use, detachable and connected, easy to assemble, occupies a small space, and can be used according to the It is necessary to realize the rapid folding and shrinking of the device through the folding structure and the first shrinking structure, the angle adjustment structure realizes the adjustment of the angle of the propaganda plane of the graphic propaganda materials, and the fast pressing and inserting and fixing of the propaganda board is realized through the fixing device. The propaganda device realizes the fine adjustment of the inclination angle of the propaganda content, realizes the multi-way propaganda of ideological and political education through the propaganda board and the propaganda display, realizes the reasonable bottom support through the second shrinking structure, and realizes the stable support of the optimal inclination angle through the support device and the adjustment structure. , to ensure the use effect and publicity quality of the device, reduce the workload of personnel, improve the use efficiency of the publicity device, and can effectively solve the problems in the background technology.

In order to achieve the above purpose, the present invention provides the following technical solutions: a folding and shrinking three-dimensional ideological and political education propaganda device, comprising a horizontal plate, the number of the horizontal plates is two, and the two symmetrically distributed horizontal plates are opposite to the inner side. Connected by bolts, the outer end of the horizontal plate is provided with a folding structure. In the folding structure, a vertical plate is arranged above the outer arc surface of the shaft sleeve. The upper end of the vertical plate is provided with a first shrinking structure. The upper end of the plate is connected with the two sides of the bottom surface of the installation plate by screws. The upper end of the installation plate is provided with an angle adjustment structure. In the angle adjustment structure, the upper end of the disc is provided with a fixing device. , the front side of the telescopic plate in the first contraction structure is provided with a side plate, the inner side of the side plate is provided with a propaganda device, and the upper end of the front side of the vertical plate is provided with a strip opening that communicates with the expansion groove in the first contraction structure In the folding structure, the bottom surface of the U-shaped plate is provided with a bottom plate, the rear side of the U-shaped plate in the folding structure is provided with a rear plate, the rear side of the bottom surface of the rear plate is provided with a second shrinking structure, and the upper end of the rear plate is provided with an adjustment structure , the upper end of the rear side of the vertical plate is provided with a support device, the insert in the support device is inserted into the slot of the slot plate in the adjustment structure, and the bottom end of the rear side of the vertical plate is provided with a placement slot, which cooperates with the rear plate For installation, the outer side of the vertical plate is provided with a fixing bolt that penetrates the inside of the placing slot, the rear end of the outer side of the rear plate is provided with a fixing hole, and the fixing bolt is arranged corresponding to the fixing hole. A storage battery is arranged in the box of the box, and a control switch group is arranged at the upper end of the horizontal plate on the right side, and the input end of the control switch group is electrically connected to the output end of the storage battery.

As a preferred technical solution of the present invention, the folding structure includes a U-shaped plate that is fixedly connected to the outer end of the horizontal plate, the inner wall of the U-shaped plate is fixedly connected to both ends of the fixed shaft, and the fixed shaft is rotatably connected to the shaft sleeve. .

As a preferred technical solution of the present invention, the first shrinking structure includes a telescopic groove arranged at the upper end of the vertical plate, the sliding groove on the inner wall of the telescopic groove is slidably connected with the sliding bars on both sides of the telescopic plate, and the upper end thread on the rear side of the vertical plate is slidably connected. An adjusting bolt is connected, and the inner end of the adjusting bolt is in contact with the surface of the telescopic plate.

As a preferred technical solution of the present invention, the angle adjustment structure includes a plane bearing arranged on the upper surface of the mounting plate, the upper end of the plane bearing is provided with a disc, the bottom surface of the mounting plate is provided with a first servo motor, the first servo motor The output shaft passes through the upper through hole of the mounting plate and is fixedly connected with the bottom end of the rotating shaft through the coupling. The upper end of the rotating shaft passes through the center of the plane bearing and is fixedly connected with the bottom surface of the disc. The input of the first servo motor The terminal is electrically connected to the output terminal of the control switch group.

As a preferred technical solution of the present invention, the fixing device includes an installation cylinder fixedly connected to the center of the upper surface of the disc, the interior of the installation cylinder is provided with a first telescopic column, and the telescopic end of the first telescopic column is sleeved with a spring The upper and lower ends of the spring are respectively in contact with the inner bottom surface of the installation cylinder and the bottom surface of the fixed end of the first telescopic column. A post is provided at an equal angle to the opposite inner side of the disc.

As a preferred technical solution of the present invention, the propaganda device includes a rotating shaft that is rotatably connected to the inner side of the side plate through a bearing, an installation frame is arranged at the bottom of the arc surface of the rotating shaft, and a propaganda display is arranged in the frame of the installation frame. There is a second servo motor on the outer side of the side plate on the side. The output shaft of the second servo motor passes through the side through hole of the side plate and is fixedly connected with the left end of the rotating shaft through the coupling. The second servo motor and the propaganda display The input ends are all electrically connected to the output ends of the control switch group.

As a preferred technical solution of the present invention, the second shrinking structure includes a groove provided on the rear side of the bottom surface of the rear panel, and the sliding grooves on the side walls of the groove are slidably connected with the sliding bars on both sides of the retractable rear panel. The bottom surface of the rear plate is level with the bottom surface of the rear plate, the rear side of the upper end of the rear plate is provided with a locking bolt, and the inner end of the locking bolt is in contact with the upper surface of the telescopic rear plate.

As a preferred technical solution of the present invention, the support device includes a U-shaped frame arranged at the upper end of the rear side of the vertical plate, the U-shaped frame is rotatably connected to the turning block at the upper end of the second telescopic column through a rotating shaft, and the telescopic The bottom of the end is hinged with inserts through hinges.

As a preferred technical solution of the present invention, the adjustment structure includes a slide rail arranged on the upper end of the rear plate, the upper end of the slide rail is slidably connected with a rail slider, and a slot plate is provided on the front side of the upper end of the rail slider, and the slot A fixing column is inserted through the hole at the upper end of the plate, and a limit bolt is arranged on the rear side of the upper end of the track slider.

Compared with the prior art, the beneficial effects of the present invention are:

1. This folding and shrinking three-dimensional ideological and political education propaganda device, because the fixed shaft of the inner wall of the U-shaped plate is connected with the shaft sleeve in rotation, it is convenient to install the rear plate and the placing slot, and the screwed fixing bolt is connected to the outer side of the vertical plate. The side and the inner end are inserted into the fixing holes, so that the rear plate can be fixed in the placing slot when the device is not in use. Since the sliding groove on the inner wall of the expansion groove is slidably connected with the sliding bars on both sides of the expansion plate, the rotating adjustment bolt is connected with the sliding plate. The surface contact of the telescopic board realizes height adjustment, and also ensures that the floor space is reduced when shrinking.

2. This folding and shrinking three-dimensional ideological and political education propaganda device, through the control of the switch group, the first servo motor runs, the output shaft rotates to drive the rotation shaft to rotate, and then the rotation of the disc on the plane bearing is realized, so as to realize the above propaganda The display plane angle of the board is adjusted, and the pressing disc is pressed down. Since the spring is sleeved on the outside of the telescopic end of the first telescopic column, under the action of elastic support, the plug is inserted into the jack on the upper and lower ends of the publicity board to realize publicity. The board can be quickly fixed, and then the content of ideological and political education can be promoted in the form of board pictures and texts.

3. This foldable and retractable three-dimensional ideological and political education propaganda device, the operation of the propaganda display, realizes the propaganda of ideological and political education content in the form of film and text, the second servo motor on the side panel runs, and the rotation of the output shaft drives the rotation shaft and the installation frame to rotate , and then realize the fine-tuning of the inclination angle of the propaganda display, which is convenient for personnel to learn at a more suitable pitch angle and ensures the quality of learning. The opposite inner side is threadedly connected by bolts, and the upper end of the telescopic plate is threadedly connected with both sides of the bottom surface of the mounting plate, which is convenient for device assembly.

4. This folding and shrinking three-dimensional ideological and political education propaganda device, because the U-shaped frame is rotatably connected to the rotating block at the upper end of the second telescopic column through the rotating shaft, the insert piece hinged at the bottom of the telescopic end of the second telescopic column is connected with the slot plate. The slot is inserted, and the fixing column is inserted into the hole at the upper end of the slot plate and the hole at the upper end of the insert piece in order to achieve stable connection of the insertion part and avoid falling off. Rotate the limit bolt to adjust the track slider on the slide rail. The sliding connection can realize the support of the best inclination angle. Rotate the locking bolt to adjust the different degrees of expansion and contraction of the telescopic rear plate in the groove, so as to realize the stable bottom support of the rear plate and ensure the stability of the device.

Description of drawings

1 is a schematic front view of the structure of the present invention;

FIG. 2 is a schematic internal cross-sectional view of the first shrinking structure of the structure of the present invention;

Fig. 3 is the internal sectional schematic diagram of the structure fixing device of the present invention;

4 is a schematic cross-sectional view of the interior of the rear panel of the structure of the present invention.

In the picture: 1 horizontal plate, 2 folding structure, 201 U-shaped plate, 202 fixed shaft, 203 shaft sleeve, 3 vertical plate, 4 first shrinking structure, 41 expansion groove, 42 expansion plate, 43 adjustment bolt, 5 angle adjustment Structure, 51 plane bearing, 52 disc, 53 first servo motor, 54 rotating shaft, 6 fixing device, 61 mounting cylinder, 62 first telescopic column, 63 spring, 64 pressing disc, 65 post, 7 propaganda board , 8 side panels, 9 propaganda devices, 91 rotating shafts, 92 mounting frames, 93 propaganda displays, 94 second servo motors, 10 bar openings, 11 rear panels, 12 second retractable structures, 121 grooves, 122 telescopic rear panels , 123 Locking Bolts, 13 Supporting Device, 131 U-shaped Frame, 132 Second Telescopic Column, 133 Insert, 14 Adjustment Structure, 141 Slide Rail, 142 Track Slider, 143 Slot Plate, 144 Fixed Post, 145 Limit Bolts, 15 fixing holes, 16 fixing bolts, 17 electric boxes, 18 batteries, 19 control switch groups, 20 bottom plates, 21 mounting plates, 22 placement slots.

Detailed ways

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, but not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present invention.

1-4, the present invention provides a technical solution: a folding and shrinking three-dimensional ideological and political education propaganda device, including a horizontal plate 1, providing support and connection, the number of horizontal plates 1 is two, and the two are symmetrical The distributed horizontal plates 1 are connected to the inner side by bolts and threads, which is convenient for disassembly and assembly. The outer end of the horizontal plate 1 is provided with a folding structure 2, and the folding structure 2 includes a U-shaped plate that is fixedly connected to the outer end of the horizontal plate 1. 201, the inner wall of the U-shaped plate 201 is fixedly connected with the two ends of the fixed shaft 202, and the fixed shaft 202 is rotatably connected with the shaft sleeve 203. Because the fixed shaft 202 of the inner wall of the U-shaped plate 201 is connected with the shaft sleeve 203 in rotation, the folding operation is realized, To reduce the floor space when not in use, a vertical plate 3 is provided above the outer arc surface of the shaft sleeve 203 in the folding structure 2 to provide support and connection. The upper end of the vertical plate 3 is provided with a first shrinking structure 4. The first shrinking structure 4 includes a telescopic groove 41 arranged on the upper end of the vertical plate 3, the sliding groove of the inner wall of the telescopic groove 41 is slidably connected with the sliding bars on both sides of the telescopic plate 42, the upper end of the rear side of the vertical plate 3 is threadedly connected with an adjustment bolt 43, and the adjustment bolt 43 is threaded. The inner end is in contact with the surface of the telescopic plate 42. In the first contraction structure 4, the upper end of the telescopic plate 42 is threadedly connected to both sides of the bottom surface of the mounting plate 21. According to the requirements of the propaganda height, the sliding groove on the inner wall of the telescopic groove 41 is connected to the telescopic plate 42. The sliders on both sides are slidably connected, and the adjusting bolts 43 are rotated to contact the surface of the telescopic plate 42 to realize height adjustment, and at the same time to reduce the floor space when shrinking. The upper end of the mounting plate 21 is provided with an angle adjustment structure 5. The angle adjustment structure 5 includes a plane bearing 51 arranged on the upper surface of the mounting plate 21, the upper end of the plane bearing 51 is provided with a disc 52, the bottom surface of the mounting plate 21 is provided with a first servo motor 53, and the output shaft of the first servo motor 53 passes through the mounting plate The upper end of 21 has a through hole and is fixedly connected to the bottom end of the rotating shaft 54 through a coupling. The upper end of the rotating shaft 54 passes through the center of the plane bearing 51 and is fixedly connected to the bottom surface of the disc 52. The first servo motor 53 runs and outputs The rotation of the shaft drives the rotation shaft 54 to rotate, thereby realizing the rotation of the disk 42 on the plane bearing 51, thereby realizing the adjustment of the display plane angle of the upper propaganda board 7. In the angle adjustment structure 5, the upper end of the disk 52 is provided with a fixing device 6, which is fixed The device 6 includes an installation cylinder 61 fixedly connected to the center of the upper surface of the disc 52. The installation cylinder 61 is provided with a first telescopic column 62 inside, and a spring 63 is sleeved outside the telescopic end of the first telescopic column 62. In contact with the inner bottom surface of the installation cylinder 61 and the bottom surface of the fixed end of the first telescopic column 62 respectively, the upper end of the first telescopic column 62 extends to the top of the installation cylinder 61 and is provided with a pressing disc 64 at the end. 64 and the opposite inner side of the disc 52 are provided with posts 65 at equal angles. The posts 65 in the fixing device 6 are inserted into the jacks at the upper and lower ends of the propaganda board 7, and the disc 64 is pressed down, because the spring 63 is sleeved on the first. Outside the telescopic end of a telescopic column 62, under the action of elasticity, the plug 65 is inserted into the jacks on the upper and lower ends of the propaganda board 7, so as to realize the fast fixing of the propaganda board 7, and then realize the propaganda of ideology and politics in the form of pictures and texts on the board. To control the educational content, the front side of the telescopic plate 42 in the first retractable structure 4 is provided with a side plate 8 to provide a support connection, and a propaganda device 9 is arranged on the inner side of the side plate 8. The bearing is rotatably connected to the rotating shaft 91. The arc bottom of the rotating shaft 91 is provided with a mounting frame 92 to realize the installation of the publicity display 93. There is a second servo motor 94, and the output shaft of the second servo motor 94 passes through the side through hole of the side plate 8 and is fixedly connected to the left end of the rotating shaft 91 through a coupling, and the publicity display 93 operates to realize the form of publicity in the form of video and text. For the content of ideological and political education, the second servo motor 94 on the side plate 8 runs, and the rotation of the output shaft drives the rotation shaft 91 and the installation frame 92 to rotate, thereby realizing the fine adjustment of the inclination angle of the propaganda display 93, which is convenient for personnel to study at a more suitable pitch angle. , to ensure the quality of learning, the upper end of the front side of the vertical plate 3 is provided with a bar-shaped opening 10 that communicates with the expansion groove 41 in the first contraction structure 4. The strip-shaped opening 10 also ensures that the side plate 8 of the expansion plate 42 can move smoothly during the lifting process. , the bottom surface of the U-shaped plate 201 in the folding structure 2 is provided with a bottom plate 20, the rear side of the U-shaped plate 201 in the folding structure 2 is provided with a rear plate 11 to provide bottom support, and the rear side of the bottom surface of the rear plate 11 is provided with a second The shrinking structure 12, the second shrinking structure 12 includes a groove 121 arranged on the rear side of the bottom surface of the rear plate 11, the sliding grooves on the side walls of the groove 121 are slidably connected with the sliders on both sides of the retractable rear plate 122, and the bottom surface of the retractable rear plate 122 is slidably connected. It is flush with the bottom surface of the rear plate 11. The rear side of the upper end of the rear plate 11 is provided with a locking bolt 123. The inner end of the locking bolt 123 is in contact with the upper surface of the telescopic rear plate 122. Rotate the locking bolt according to the bottom support requirement. 123. Adjust the different degrees of expansion and contraction of the telescopic rear plate 122 in the groove 121 to realize the stable bottom support of the rear plate 11 and ensure the stability of the device. The upper end of the rear plate 11 is provided with an adjustment structure 14. The adjustment structure 14 includes A slide rail 141 on the upper end of the board 11 is slidably connected to a rail slider 142 at the upper end of the slide rail 141 , a slot plate 143 is provided on the front side of the upper end of the rail slider 142 , and a fixing column 144 is inserted through the hole at the upper end of the slot plate 143 . A limit bolt 145 is provided on the rear side of the upper end of the rail slider 142, and a support device 13 is provided on the upper end of the rear side of the vertical plate 3. The support device 13 includes a U-shaped frame 131 arranged on the upper end of the rear side of the vertical plate 3. The rotating shaft is rotatably connected to the rotating block at the upper end of the second telescopic column 132 , and the bottom of the telescopic end of the second telescopic column 132 is hinged with an insert 133 through a hinge. For plug-in connection, according to the requirement of inclined support, since the U-shaped frame 131 is rotatably connected with the rotating block at the upper end of the second telescopic column 132 through the rotating shaft, the insert piece 133 hinged at the bottom of the telescopic end of the second telescopic column 132 and the slot of the slot plate 143 are connected. The socket is inserted into the socket, and the fixing column 144 is inserted into the hole at the upper end of the slot plate 143 and the hole at the upper end of the insert sheet 133 in sequence, so as to realize the stable connection of the insertion part. , to avoid falling off, rotate the limit bolt 145, adjust the sliding connection of the rail slider 142 on the slide rail 141, and realize the support of the optimal inclination angle. The slot 22 realizes the folding and folding of the rear panel 11 and the upper structure when not in use, thereby reducing the floor space. 16. The rear end of the outer side of the rear plate 11 is provided with a fixing hole 15. The fixing bolt 16 is arranged corresponding to the fixing hole 15. The fixing bolt 16 is screwed to the outer side of the vertical plate 3 and the inner end is inserted into the fixing hole 15. Inside, when the device is not in use, the rear plate 11 is fixed in the placement slot 22, the bottom end of the mounting plate 21 is provided with an electric box 17, the electric box 17 provides a place for the storage battery 18, and the battery box 17 is provided with a battery in the box 18. To ensure the power supply, the upper end of the horizontal plate 1 on the right is provided with a control switch group 19 to adjust the normal operation of each device. The input end of the control switch group 19 is electrically connected to the output end of the battery 18, the first servo motor 53, the second The input terminals of the servo motor 94 and the publicity display 93 are electrically connected to the output terminal of the control switch group 19 , and the control switch group 19 is provided with control buttons corresponding to the first servo motor 53 , the second servo motor 94 and the publicity display 93 respectively.

In use: connect the two symmetrically distributed horizontal plates 1 with bolts on the opposite inner surfaces, and the upper end of the telescopic plate 42 is threadedly connected to both sides of the bottom surface of the mounting plate 21 to realize the assembly of the device, and the bottom plate 20 contacts the ground. The fixing shaft 202 on the inner wall of the pattern plate 201 is rotatably connected with the shaft sleeve 203, and the threaded connection between the fixing bolt 16 and the outer side of the vertical plate 3 is loosened, so that the inner end of the fixing bolt 16 is separated from the inside of the fixing hole 15, and the rear end is separated. The plate 11 is folded out. According to the tilt support requirements, since the U-shaped frame 131 is rotatably connected to the rotating block at the upper end of the second telescopic column 132 through the rotating shaft, the insert piece 133 hinged at the bottom of the telescopic end of the second telescopic column 132 is connected with the slot plate 143 The notch is inserted into the slot, and the fixing column 144 is inserted into the hole at the upper end of the slot plate 143 and the hole at the upper end of the insert piece 133 in sequence, so as to realize the stable connection of the insertion part and avoid falling off. Rotate the limit bolt 145 to adjust the sliding of the track. The sliding connection of the block 142 on the slide rail 141 realizes the support of the optimal inclination angle. According to the bottom support requirements, the locking bolt 123 is rotated to adjust the different degrees of expansion and contraction of the telescopic rear plate 122 in the groove 121, so as to realize the rear plate 11 The stable bottom support ensures the stability of the device. According to the requirements of the propaganda height, since the sliding groove on the inner wall of the expansion groove 41 is slidably connected with the sliders on both sides of the expansion plate 42, the rotating adjustment bolt 43 contacts the surface of the expansion plate 42 to achieve The height adjustment also ensures that the floor space is reduced when shrinking. The bar-shaped port 10 also ensures that the side plate 8 of the telescopic plate 42 can move smoothly during the lifting process. Through the regulation of the control switch group 19, the first servo motor 53 runs, and the output shaft The rotation drives the rotation shaft 54 to rotate, thereby realizing the rotation of the disk 42 on the plane bearing 51, thereby realizing the adjustment of the display plane angle of the upper propaganda board 7, and pressing the disk 64 down, because the spring 63 is sleeved on the first telescopic column. Outside the telescopic end of 62, under the action of elastic support, the pin 65 is inserted into the jacks at the upper and lower ends of the propaganda board 7, so as to realize the fast fixing of the propaganda board 7, and then realize the promotion of ideological and political education content in the form of pictures and texts on the board. The operation of the propaganda display 93 realizes the propaganda of ideological and political education content in the form of video and text. The second servo motor 94 on the side plate 8 operates, and the rotation of the output shaft drives the rotation shaft 91 and the installation frame 92 to rotate, thereby realizing the adjustment of the inclination angle of the propaganda display 93. The fine-tuning is convenient for personnel to learn at a more suitable pitch angle to ensure the quality of learning. After use, the rear panel 11 is folded and fixed in the placement slot 22, and the devices can be restored to their original state.

In the present invention, the rotating fixing bolts 16 are threadedly connected to the outer side of the vertical plate 3 and the inner ends are inserted into the fixing holes 15. When the device is not in use, the rear plate 11 is fixed in the placing slot 22. The sliding groove is slidably connected to the sliding bars on both sides of the telescopic plate 42, and the adjusting bolt 43 is rotated to contact the surface of the telescopic plate 42 to realize height adjustment. The degree of expansion and contraction realizes the stable bottom support of the rear plate 11, which not only ensures the stability of the device, but also plays the role of reducing the occupied space when shrinking.

Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, and substitutions can be made in these embodiments without departing from the principle and spirit of the invention and modifications, the scope of the present invention is defined by the appended claims and their equivalents.

Claims (5)

1. a folding and shrinking three-dimensional ideological and political education propaganda device, comprising a horizontal plate (1), it is characterized in that: the number of the horizontal plate (1) is two, two symmetrically distributed horizontal plates (1) The opposite inner sides are connected by bolts, the outer end of the horizontal plate (1) is provided with a folding structure (2), and a vertical plate (3) is arranged above the outer arc surface of the shaft sleeve (203) in the folding structure (2). , the upper end of the vertical plate (3) is provided with a first shrinking structure (4), and the upper end of the expansion board (42) in the first shrinking structure (4) is threadedly connected to both sides of the bottom surface of the mounting plate (21), and the mounting plate (21) ) is provided with an angle adjustment structure (5), the upper end of the disc (52) in the angle adjustment structure (5) is provided with a fixing device (6), a pin (65) and a propaganda board (7) in the fixing device (6) ) jacks at the upper and lower ends are plugged, the front side of the telescopic plate (42) in the first shrinking structure (4) is provided with a side plate (8), and the inner side of the side plate (8) is provided with a propaganda device (9), so The upper end of the front side of the vertical plate (3) is provided with a bar-shaped opening (10) communicating with the expansion groove (41) in the first shrinking structure (4), and the bottom surface of the U-shaped plate (201) in the folding structure (2) A bottom plate (20) is provided, a rear plate (11) is arranged on the rear side of the U-shaped plate (201) in the folding structure (2), and a second shrinking structure (12) is arranged on the rear side of the bottom surface of the rear plate (11), The upper end of the rear plate (11) is provided with an adjustment structure (14), the upper end of the rear side of the vertical plate (3) is provided with a support device (13), and the insert piece (133) in the support device (13) is in the middle of the adjustment structure (14). The slot of the slot plate (143) is inserted into the slot, the bottom end of the rear side of the vertical plate (3) is provided with a placement slot (22), the placement slot (22) is installed in cooperation with the rear plate (11), and the vertical plate (3) ) is provided with fixing bolts (16) penetrating the inside of the placement slot (22) at the upper end of the outer side of the rear plate (11), fixing holes (15) are arranged at the rear end of the outer side of the rear plate (11), and the fixing bolts (16) are connected with the fixing holes (15). ) correspondingly arranged, the bottom end of the mounting plate (21) is provided with an electric box (17), the box of the electric box (17) is provided with a battery (18), and the upper end of the horizontal plate (1) on the right side is provided with a control switch group ( 19), the input end of the control switch group (19) is electrically connected to the output end of the battery (18), and the folding structure (2) comprises a U-shaped plate (201) fixedly connected to the outer end of the horizontal plate (1), The inner wall of the U-shaped plate (201) is fixedly connected with both ends of the fixed shaft (202), the fixed shaft (202) is rotatably connected with the shaft sleeve (203), and the first shrinking structure (4) comprises a ) on the upper end of the telescopic groove (41), the sliding groove on the inner wall of the telescopic groove (41) is slidably connected with the sliding bars on both sides of the telescopic plate (42), and the upper end of the rear side of the vertical plate (3) is threadedly connected with adjusting bolts (43), The inner end of the adjusting bolt (43) is in contact with the surface of the telescopic plate (42). The upper end is provided with a disc (52), the bottom surface of the mounting plate (21) is provided with a first servo motor (53), the first servo motor The output shaft (53) passes through the upper through hole of the mounting plate (21) and is fixedly connected to the bottom end of the rotating shaft (54) through a coupling, and the upper end of the rotating shaft (54) passes through the center of the plane bearing (51). and is fixedly connected with the bottom surface of the disc (52), the input end of the first servo motor (53) is electrically connected to the output end of the control switch group (19), and the fixing device (6) includes a connection with the upper surface of the disc (52). The center of the installation cylinder (61) is fixedly connected, the interior of the installation cylinder (61) is provided with a first telescopic column (62), and the outer telescopic end of the first telescopic column (62) is sleeved with a spring (63), and the spring (63) The upper and lower ends of the first telescopic column (62) are respectively in contact with the inner bottom surface of the installation cylinder (61) and the bottom surface of the fixed end of the first telescopic column (62). There is a pressing disc (64), and the opposite inner sides of the pressing disc (64) and the disc (52) are provided with posts (65) at equal angles. 2. A kind of folding and shrinking three-dimensional ideological and political education propaganda device according to claim 1 is characterized in that: the propaganda device (9) comprises a rotating shaft ( 91), an installation frame (92) is arranged at the bottom of the arc surface of the rotating shaft (91), a publicity display (93) is arranged in the frame of the installation frame (92), and a first plate is arranged on the outer side of the left side plate (8). Two servo motors (94), the output shaft of the second servo motor (94) passes through the side through hole of the side plate (8) and is fixedly connected to the left end of the rotating shaft (91) through a coupling, and the output shaft of the second servo motor (94) ) and the input end of the propaganda display (93) are both electrically connected to the output end of the control switch group (19). 3. A kind of folding and shrinking three-dimensional ideological and political education propaganda device according to claim 1 is characterized in that: the second shrinking structure (12) comprises a groove ( 121), the sliding grooves on the side walls of the groove (121) are slidably connected with the sliding bars on both sides of the telescopic rear plate (122), the bottom surface of the telescopic rear plate (122) is flush with the bottom surface of the rear plate (11), and the rear plate (11) ) is provided with a locking bolt (123) on the rear side of the upper end, and the inner end of the locking bolt (123) is in contact with the upper surface of the telescopic rear plate (122). 4. A folding and shrinking three-dimensional ideological and political education propaganda device according to claim 1, characterized in that: the support device (13) comprises a U-shaped frame (131) arranged on the upper end of the rear side of the vertical plate (3) ), the U-shaped frame (131) is rotatably connected to the rotating block at the upper end of the second telescopic column (132) through the rotating shaft, and the bottom of the telescopic end of the second telescopic column (132) is hinged with a blade (133) through a hinge. 5. A folding and shrinking three-dimensional ideological and political education propaganda device according to claim 1, characterized in that: the adjustment structure (14) comprises a sliding rail (141) arranged on the upper end of the rear plate (11), and the sliding A rail slider (142) is slidably connected to the upper end of the rail (141), a slot plate (143) is arranged on the front side of the upper end of the rail slider (142), and a fixing column (143) is inserted through the perforation at the upper end of the slot plate (143). 144), a limit bolt (145) is provided on the rear side of the upper end of the track slider (142).

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