Multi-surface display board for decorating campus landscape

By designing rotatable and rotating multi-faceted display cards, combining tree structure and dynamic display technology, the problem of difficulty in integrating existing display cards with campus landscape is solved, and the dynamic display and environmental education functions are improved.

CN119905042AInactive Publication Date: 2025-04-29JIANGSU INST OF ECONOMIC & TRADE TECH
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Patent Information

Application Number
CN202510332505.6
Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
Filing Date
2025-03-20
Publication Date
2025-04-29
Estimated Expiration
Not applicable · inactive patent

AI Technical Summary

Technical Problem

The overall structure of the existing campus display sign is fixed and placed directly on the campus, which makes it too obvious that the overall design of the display sign and the campus landscape is difficult to integrate with the landscape, and the static fixed display effect is difficult to provide environmental education functions.

Method used

A multi-faceted display board is designed, including multiple display boards and a bracket for installing the display board. The bracket is provided with multiple grooves. The display board is rotatably installed in the groove. Combined with a tree structure, the deflection and rotation of the display board is realized through the driving mechanism, and the roller and elastic telescopic shaft are installed at the bottom to adapt to uneven ground.

Benefits of technology

The integration of display cards and campus landscape is achieved. Through the adjustable and dynamic display design, the environmental education function is enhanced. Display cards can be placed stably in different ground environments to adapt to different campus landscape needs.

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Abstract

The invention belongs to the technical field of garden engineering, and particularly relates to a multi-face display board for decorating campus landscaps.The multi-face display board comprises a plurality of display boards and a support used for installing the display boards, the support is provided with a plurality of grooves used for installing the display boards, the display boards are rotatably installed in the grooves, the lower end of the support is fixedly connected with a bottom plate, and the bottom plate is fixedly connected with a base plate. A base is arranged below the bottom plate, a fixing block is fixedly installed on the base, a machine box is rotationally connected to the fixing block, and the machine box is fixedly connected to the lower portion of the bottom plate. Mounting plates are symmetrically arranged on the two sides of the lower portion of the base, and rolling wheels are rotationally mounted on the mounting plates. The device is designed to be of a tree-shaped structure, engineering means and art methods are combined together, the device adapts to the requirements of garden engineering, the movable structure can be directly applied to campus engineering garden design, use is convenient, simple and effective, and the adjustable effect of the device enables the device to be applied to different engineering environments.
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Description

Technical Field

[0001] The invention belongs to the technical field of garden engineering, and in particular relates to a multi-faceted display board for decorating campus landscape. Background Art

[0002] Campus landscape takes landscape education as its starting point and foothold. As a direct expression of university culture, it carries the cultural mission of demonstrating cultural confidence, inheriting the university's way, and cultivating core values. Colleges and universities should integrate China's excellent traditional culture and university spirit into campus landscapes, and try to explore the excavation of cultural resources and historical heritage, the promotion of university spirit, and the display of cultural atmosphere, so as to form an implicit education path, thereby giving full play to the function of cultural landscape education. Among them, campus display boards occupy an important position in campus landscapes. Campus display boards are usually used to promote campus activities, introduce school characteristics, promote school image, etc., and attract attention through vivid and bright colors and graphics. Garden engineering can form a specific beautiful landscape area by combining engineering means with artistic methods. Therefore, when the campus is built, the campus display boards are appropriately placed in the campus environment through garden engineering.

[0003] The existing document (publication number CN210467154U) discloses a multi-sided display board for decorating campus landscape, which is applied in the field of display board technology. The key points of the technical solution are: including a support column placed vertically on the ground. The technical effect of the utility model is: it is convenient to replace the leaflets, and the display area is increased to accommodate the display of leaflets with a larger area.

[0004] The overall structure and shape of the existing display board is fixed, and it is directly placed on the campus. The difference between the display board and the overall design of the campus landscape is too obvious. During use, the landscape and the display board cannot be well combined. The static fixed display effect is difficult to provide a good environmental education function. Summary of the invention

[0005] Based on the background technology, there is a technical problem that the overall structure and shape of the existing display board is fixed and it is directly placed in the campus. The difference between the overall design of the display board and the campus landscape is too obvious. During use, the landscape and the display board cannot be well combined. The static fixed display effect is difficult to provide a good environmental education function. The present invention proposes a multi-sided display board for decorating the campus landscape.

[0006] The present invention provides a multi-sided display board for decorating campus landscape, comprising a plurality of display boards and a bracket for mounting the display boards, wherein the bracket is provided with a plurality of grooves for mounting the display boards, wherein the display boards are rotatably mounted in the grooves, wherein the lower end of the bracket is fixedly connected with a bottom plate, wherein a base is provided below the bottom plate, wherein a fixing block is fixedly mounted on the base, wherein the fixing block is rotatably connected with a chassis, wherein the chassis is fixedly connected below the bottom plate;

[0007] Mounting plates are symmetrically arranged on both sides below the base, rollers are rotatably mounted on the mounting plates, a positioning mechanism is arranged between the two mounting plates, the positioning mechanism is used to limit the rotation of the rollers, and a plurality of elastic telescopic shafts are fixedly installed above the two mounting plates, and the upper ends of the elastic telescopic shafts are rotatably connected to the lower surface of the base;

[0008] A driving mechanism is provided in the chassis, and the driving mechanism is used to drive the display board to deflect within the groove range;

[0009] A rotating motor is arranged in the fixing block, and a driving end of the rotating motor is fixedly connected to the chassis.

[0010] Preferably, a movable shaft is fixedly connected to the lower part of one side of each display board inserted into the groove, the driving mechanism includes a driving gear, the movable shaft is inserted into the chassis, and a driven gear is fixedly sleeved on the movable shaft, the driving gear is arranged between a plurality of driven gears, and the driven gear is meshed with the driving gear, a driving motor is fixedly installed in the chassis, a driving end of the driving motor is fixedly connected to a driving shaft, a mounting shaft is fixedly connected to the driving shaft, and the driving gear is sleeved on the mounting shaft.

[0011] Preferably, the lower surface of the driving gear is symmetrically fixedly connected with a limiting shaft, protrusions are provided on both sides of the installation shaft, the limiting shaft is inserted into the protrusions, an energized spring is connected between the driving gear and the protrusion, and the driving gear is slidably sleeved on the installation shaft.

[0012] Preferably, a reset mechanism is arranged between the display board and the inner wall of the bracket, the reset mechanism includes a rotating block and a spring piece, a sliding groove is opened on the surface of the display board, a sliding shaft is slidably installed in the sliding groove, one end of the rotating block is movably connected to the inner wall of the groove in the bracket, the other end of the rotating block is movably connected to the sliding shaft, and the spring piece is connected between the inner wall of the sliding groove and the sliding shaft.

[0013] Preferably, a connecting plate corresponding to the mounting plate is fixedly mounted on the lower surface of the base, one side of the upper end of the elastic telescopic shaft is rotatably connected to the connecting plate via a rotating shaft, and the roller is rotatably mounted on the mounting plate via the roller.

[0014] Preferably, a mounting groove is provided at the upper end of the bracket, a connecting block is fixedly installed on the mounting groove, an opening is provided on the side of the display board, a rotating shaft is rotatably installed in the opening, the connecting block is fixedly connected to one side of the rotating shaft, and the rotating shaft and the movable shaft are arranged at the same axial position.

[0015] Preferably, the positioning mechanism includes a U-shaped shaft and an insert block fixedly connected to one side of the U-shaped shaft, wherein a socket is opened on one of the rollers, and the insert block is clamped in the socket, a fixing plate is fixedly connected between the two mounting plates, and a positioning spring is connected between the fixing plate and the U-shaped shaft.

[0016] Preferably, both ends of the U-shaped shaft are fixedly connected with movable shafts, the two movable shafts are slidably connected to the upper surfaces of the two mounting plates, the ends of the two movable shafts away from the U-shaped shafts are fixedly connected with pedals, and the cross-section of the movable shaft is circular.

[0017] Preferably, the two rollers are connected to the same roller shaft, and the material of the rollers is anti-corrosion rubber.

[0018] Compared with the prior art, the present invention has the following beneficial effects:

[0019] 1. When in use, it can be used as a campus landscape design. The device is designed as a tree-shaped structure, combining engineering means with artistic methods to meet the requirements of garden engineering. The movable structure can be directly applied to the campus engineering garden design. It is very convenient, simple and effective to use. Its adjustable effect enables it to adapt to different construction environment needs, especially the needs of campus landscape engineering construction.

[0020] 2. When in use, each display board can also swing, and the swinging effect can simulate the shaking effect of leaves, so that the whole device can be effectively integrated into the campus landscape, playing an effective decorative effect, integrating the display board design with the campus landscape, and fully reflecting the environmental education function.

[0021] 3. The bottom of the device is equipped with movable rollers, and multiple elastic telescopic shafts are installed between the mounting plate and the base. When encountering uneven road surfaces, each elastic telescopic shaft can be adaptively telescopically adjusted to ensure that the entire device is in a relatively horizontal state, thereby achieving position stability for the entire device.

[0022] 4. When the device is placed in a stable position, the rotating motor in the fixed block can drive all the display boards above to rotate as a whole, so as to achieve a rotating effect, and the display boards can be displayed in a loop, and the dynamic display has a more interactive effect. BRIEF DESCRIPTION OF THE DRAWINGS

[0023] Figure 1This is a schematic diagram of the structure of a multi-sided display board for decorating campus landscape proposed by the present invention;

[0024] Figure 2 This is a schematic diagram of the upward structure of a multi-sided display board for decorating campus landscape proposed by the present invention;

[0025] Figure 3 A schematic diagram of a top view structure of a multi-sided display board for decorating campus landscape proposed by the present invention;

[0026] Figure 4 It is a schematic diagram of the three-dimensional installation structure of a single display board on a bracket;

[0027] Figure 5 It is a schematic diagram of the planar installation structure of a single display board on a bracket;

[0028] Figure 6 for Figure 5 A magnified view of the structure at center A;

[0029] Figure 7 is a structural schematic diagram of the driving mechanism;

[0030] Figure 8 It is a structural schematic diagram of the reset mechanism;

[0031] Fig. 9 It is a schematic diagram of the installation structure of the roller on the base;

[0032] Fig.10 It is a structural diagram of the positioning mechanism.

[0033] In the figure: 1 display board, 2 roller, 3 reset mechanism, 4 bracket, 5 bottom plate, 6 chassis, 7 fixed block, 8 base, 9 mounting plate, 10 elastic telescopic shaft, 11 moving shaft, 12 roller, 13 movable shaft, 14 driven gear, 15 driving gear, 16 driving motor, 17 mounting shaft, 18 power spring, 19 limit shaft, 20 driving shaft, 21 slide groove, 22 rotating block, 23 sliding shaft, 24 spring piece, 25 connecting block, 26 rotating shaft, 27 opening, 28 fixed plate, 29 positioning spring, 30 plug block, 31 U-shaped shaft, 32 pedal, 33 connecting plate. DETAILED DESCRIPTION

[0034] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all the embodiments.

[0035] Reference Figure 1-Figure 10A multi-sided display board for decorating campus landscape, comprising a plurality of display boards 1 and a bracket 4 for mounting the display boards 1, the bracket 4 is provided with a plurality of grooves for mounting the display boards 1, the display boards 1 are rotatably mounted in the grooves, a bottom plate 5 is fixedly connected to the lower end of the bracket 4, a base 8 is provided below the bottom plate 5, a fixing block 7 is fixedly mounted on the base 8, a chassis 6 is rotatably connected to the fixing block 7, and the chassis 6 is fixedly connected below the bottom plate 5;

[0036] Mounting plates 9 are symmetrically arranged on both sides below the base 8, and rollers 2 are rotatably mounted on the mounting plates 9. A positioning mechanism is arranged between the two mounting plates 9, and the positioning mechanism is used to limit the rotation of the rollers 2. A plurality of elastic telescopic shafts 10 are fixedly installed above the two mounting plates 9, and the upper ends of the elastic telescopic shafts 10 are rotatably connected to the lower surface of the base 8;

[0037] A driving mechanism is provided in the chassis 6, and the driving mechanism is used to drive the display board 1 to deflect within the groove range;

[0038] A rotating motor is arranged in the fixed block 7 , and a driving end of the rotating motor is fixedly connected to the chassis 6 .

[0039] Each display board 1 is fixedly connected to a movable shaft 13 below one side of the groove, and the driving mechanism includes a driving gear 15, the movable shaft 13 is inserted into the chassis 6, and a driven gear 14 is fixedly sleeved on the movable shaft 13, the driving gear 15 is arranged between a plurality of driven gears 14, and the driven gear 14 is meshed with the driving gear 15, and a driving motor 16 is fixedly installed in the chassis 6, and a driving shaft 20 is fixedly connected to the driving end of the driving motor 16, and a mounting shaft 17 is fixedly connected to the driving shaft 20, and the driving gear 15 is sleeved on the mounting shaft 17. The display board 1 will deflect through the driving mechanism, so that the display board 1 itself deflects and rotates, and the display is more effective. The dynamic structure plays a decorative role in the campus landscape, and the driving end can drive the driving shaft 20 to rotate, the driving shaft 20 drives the mounting shaft 17 to rotate, and the mounting shaft 17 drives the driving gear 15 to rotate, and the driving gear 15 is meshed with the driven gear 14, and the driven gear 14 rotates to rotate the movable shaft 13, and the rotation of the movable shaft 13 causes the display board 1 to deflect.

[0040] The lower surface of the driving gear 15 is symmetrically fixedly connected with a limit shaft 19, and protrusions are provided on both sides of the installation shaft 17. The limit shaft 19 is inserted into the protrusions. An energized spring 18 is connected between the driving gear 15 and the protrusion, and the driving gear 15 is slidably sleeved on the installation shaft 17. Due to the limited range of the groove, the display board 1 can be deflected at a limited angle, so the driven gear 14 needs to rotate at a limited angle. When the display board 1 is deflected to the maximum angle, the energized spring 18 is energized and contracted, thereby driving the driving gear 15 to move downward to disengage from the driven gear 14, and then the driven gear 14 no longer rotates with the rotation of the driving gear 15.

[0041] A reset mechanism 3 is provided between the display board 1 and the inner wall of the bracket 4. The reset mechanism 3 includes a rotating block 22 and a spring piece 24. A sliding groove 21 is provided on the surface of the display board 1. A sliding shaft 23 is slidably installed in the sliding groove 21. One end of the rotating block 22 is movably connected to the inner wall of the groove in the bracket 4, and the other end of the rotating block 22 is movably connected to the sliding shaft 23. The spring piece 24 is connected between the inner wall of the sliding groove 21 and the sliding shaft 23. When the display board 1 is deflected to the maximum angle, the reset mechanism 3 resets the angle of the display board 1. The rotating block 22 is connected between the display board 1 and the inner wall of the groove through the sliding shaft 23. The position of one end of the rotating block 22 is fixed, and the other end is connected to the display board 1 through the elastic spring piece 24. The elastic force of the spring piece 24 enables the display board 1 to reset after being deflected by the driving mechanism. At the same time, the reset mechanism 3 is also used to keep the angle of the display board 1 stable.

[0042] A connecting plate 33 corresponding to the mounting plate 9 is fixedly mounted on the lower surface of the base 8, one side of the upper end of the elastic telescopic shaft 10 is rotatably connected to the connecting plate 33 through a rotating shaft, and the roller 2 is rotatably mounted on the mounting plate 9 through a roller 12. The elastic telescopic shaft 10 is retractable, so that the device can adaptively buffer and reduce shock during movement, and the distance angle between the mounting plate 9 and the base 8 can be adaptively changed, so that the device can adapt to different ground environments and different landscape needs of the campus, and the device can still remain stable when placed on an uneven ground.

[0043] The upper end of the bracket 4 is provided with a mounting groove, on which a connecting block 25 is fixedly mounted, an opening 27 is provided on the side of the display board 1, a rotating shaft 26 is rotatably mounted in the opening 27, the connecting block 25 is fixedly connected to one side of the rotating shaft 26, and the rotating shaft 26 and the movable shaft 13 are arranged at the same axial position. The display board 1 is rotatably mounted in the groove of the bracket 4 through the rotating shaft 26.

[0044] The positioning mechanism includes a U-shaped shaft 31 and an insert block 30 fixedly connected to one side of the U-shaped shaft 31. A socket is provided on one of the rollers 12, and the insert block 30 is clamped in the socket. A fixing plate 28 is fixedly connected between the two mounting plates 9, and a positioning spring 29 is connected between the fixing plate 28 and the U-shaped shaft 31. When it is necessary to keep the entire device stable so that the roller 2 does not rotate at will, the U-shaped shaft 31 stretches forward under the elastic action of the positioning spring 29, thereby inserting the insert block 30 at one end into the socket, so that the roller 12 cannot rotate at will, and then the roller 2 cannot rotate at will.

[0045] Both ends of the U-shaped shaft 31 are fixedly connected with the moving shaft 11, and the two moving shafts 11 are slidably connected with the upper surfaces of the two mounting plates 9. The ends of the two moving shafts 11 away from the U-shaped shaft 31 are fixedly connected with the pedal 32, and the cross section of the moving shaft 11 is circular. The user can operate the U-shaped shaft 31 by stepping on the pedal 32, and the plug block 30 can be removed from the socket by resisting the elastic force of the positioning spring 29. The angle of the moving shaft 11 can also be changed by the pedal 32, so that when the U-shaped shaft 31 moves forward under the elastic force of the positioning spring 29, the angle of the U-shaped shaft 31 can be changed, so that the plug block 30 is staggered with the socket, so that the positioning mechanism does not affect the use of the device. The two rollers 2 are connected to the same roller 12, and the material of the roller 2 is anti-corrosion rubber.

[0046] When in use, it can be used as a campus landscape design. The device is designed as a tree-shaped structure and can be used as a part of the landscape. The entire reset mechanism 3 can be rotated to achieve a dynamic display effect. Each display board 1 can also swing. The swinging effect can simulate the shaking effect of leaves, so that the device as a whole can be effectively integrated into the campus landscape, and play an effective decorative effect. The display board design is integrated with the campus landscape, fully reflecting the environmental education function.

[0047] A roller 2 is movably installed at the bottom of the device, and a plurality of elastic telescopic shafts 10 are installed between the mounting plate 9 and the base 8. When encountering an uneven road surface, each elastic telescopic shaft 10 can be adaptively telescopically adjusted to ensure that the device as a whole is in a relatively horizontal state, so that it can still be well placed on an uneven road surface. When not moving, the user steps on the pedal 32 to control the movable shaft 11 and the U-shaped shaft 31, and the movable shaft 11 can be slid and rotated, so that the plug 30 installed on the U-shaped shaft 31 is inserted into the roller 12, so that the roller 12 cannot rotate, and then the roller 2 cannot rotate, thereby achieving position stability of the entire device.

[0048] When the device is placed in a stable position, the rotating motor in the fixed block 7 can drive the display board 1 above to rotate as a whole, so as to achieve a rotation effect, and the display board 1 can be displayed cyclically, and the dynamic display has a more interactive effect. When in use, it can be used as a campus landscape design. It is designed into a tree-shaped structure, combining engineering means with artistic methods to meet the requirements of garden engineering, and the movable structure can be directly applied to the engineering garden design of the campus. It is very convenient, simple and effective to use, and its adjustable effect enables it to be used in different engineering environments.

[0049] Each display board 1 can also swing in a small range to simulate the effect of swaying leaves, combining the device with the campus landscape. The driving gear 15 is meshed between the driven gears 14 under the support of the energized spring 18. The driving motor 16 drives the driving shaft 20 to rotate through the driving end, and the driving shaft 20 drives the mounting shaft 17 and the sleeved driving gear 15 to rotate. As the driving gear 15 rotates, the meshed driven gears 14 can be driven to rotate, and then the driven gear 14 drives the movable shaft 13 to rotate. The rotation of the movable shaft 13 causes the display board 1 to deflect, and each display board 1 will deflect and move in the groove of the bracket 4. The driving motor 16 is a servo motor that can rotate forward and backward, thereby causing each display board 1 to deflect back and forth.

[0050] When each display board 1 is not deflected and is in a static state as a whole, the observer can directly observe the display content on the display board 1 and can also manually change the angle of the display board 1. After the display board 1 is manually deflected, it will automatically reset under the action of the reset mechanism, and the sliding shaft 23 is supported under the elastic force of the spring sheet 24, and the sliding shaft 23 drives the rotating block 22 to rotate, so that the display board 1 can be restored to the original angle and perform a self-reset effect.

[0051] The above is only a preferred embodiment of the present invention. It should be pointed out that for ordinary technicians in this technical field, several improvements and modifications can be made without departing from the principle of the present invention. These improvements and modifications should also be regarded as the scope of protection of the present invention.

Claims

1. A multi-sided display board for decorating campus landscape, comprising a plurality of display boards (1) and a bracket (4) for mounting the display boards (1), characterized in that: The bracket (4) is provided with a plurality of grooves for mounting the display board (1), the display board (1) is rotatably mounted in the grooves, the lower end of the bracket (4) is fixedly connected to a bottom plate (5), a base (8) is provided below the bottom plate (5), a fixing block (7) is fixedly mounted on the base (8), the fixing block (7) is rotatably connected to a chassis (6), and the chassis (6) is fixedly connected below the bottom plate (5); Mounting plates (9) are symmetrically arranged on both sides below the base (8), a roller (2) is rotatably mounted on the mounting plates (9), a positioning mechanism is arranged between the two mounting plates (9), the positioning mechanism is used to limit the rotation of the roller (2), and a plurality of elastic telescopic shafts (10) are fixedly mounted above the two mounting plates (9), and the upper ends of the elastic telescopic shafts (10) are rotatably connected to the lower surface of the base (8); A driving mechanism is arranged in the chassis (6), and the driving mechanism is used to drive the display board (1) to deflect within the groove; A rotating motor is arranged inside the fixed block (7), and a driving end of the rotating motor is fixedly connected to the chassis (6).

2. A multi-sided display board for decorating campus landscape according to claim 1, characterized in that: A movable shaft (13) is fixedly connected to the lower side of each display board (1) inserted into the groove. The driving mechanism comprises a driving gear (15). The movable shaft (13) is inserted into the chassis (6). A driven gear (14) is fixedly sleeved on the movable shaft (13). The driving gear (15) is arranged between a plurality of driven gears (14). The driven gear (14) is meshed with the driving gear (15). A driving motor (16) is fixedly installed in the chassis (6). A driving end of the driving motor (16) is fixedly connected to a driving shaft (20). A mounting shaft (17) is fixedly connected to the driving shaft (20). The driving gear (15) is sleeved on the mounting shaft (17).

3. A multi-sided display board for decorating campus landscape according to claim 2, characterized in that: The lower surface of the driving gear (15) is symmetrically fixedly connected to a limit shaft (19); protrusions are arranged on both sides of the installation shaft (17); the limit shaft (19) is inserted into the protrusions; an energized spring (18) is connected between the driving gear (15) and the protrusions; the driving gear (15) is slidably sleeved on the installation shaft (17).

4. The multi-sided display board for decorating campus landscape according to claim 1, characterized in that: A reset mechanism (3) is arranged between the display board (1) and the inner wall of the bracket (4), and the reset mechanism (3) comprises a rotating block (22) and a spring piece (24). A sliding groove (21) is provided on the surface of the display board (1), and a sliding shaft (23) is slidably installed in the sliding groove (21). One end of the rotating block (22) is movably connected to the inner wall of the groove in the bracket (4), and the other end of the rotating block (22) is movably connected to the sliding shaft (23). The spring piece (24) is connected between the inner wall of the sliding groove (21) and the sliding shaft (23).

5. The multi-sided display board for decorating campus landscape according to claim 1, characterized in that: A connecting plate (33) corresponding to the mounting plate (9) is fixedly mounted on the lower surface of the base (8); one side of the upper end of the elastic telescopic shaft (10) is rotatably connected to the connecting plate (33) via a rotating shaft; and the roller (2) is rotatably mounted on the mounting plate (9) via a roller (12).

6. The multi-sided display board for decorating campus landscape according to claim 2, characterized in that: The upper end of the bracket (4) is provided with a mounting groove, a connecting block (25) is fixedly mounted on the mounting groove, an opening (27) is provided on the side of the display board (1), a rotating shaft (26) is rotatably mounted in the opening (27), the connecting block (25) is fixedly connected to one side of the rotating shaft (26), and the rotating shaft (26) and the movable shaft (13) are arranged at the same axial position.

7. The multi-sided display board for decorating campus landscape according to claim 5, characterized in that: The positioning mechanism comprises a U-shaped shaft (31) and an insert block (30) fixedly connected to one side of the U-shaped shaft (31); a socket is provided on one of the rollers (12), and the insert block (30) is clamped in the socket; a fixing plate (28) is fixedly connected between the two mounting plates (9); and a positioning spring (29) is connected between the fixing plate (28) and the U-shaped shaft (31).

8. The multi-sided display board for decorating campus landscape according to claim 7, characterized in that: Both ends of the U-shaped shaft (31) are fixedly connected to a movable shaft (11), the two movable shafts (11) are slidably connected to the upper surfaces of two mounting plates (9), one end of the two movable shafts (11) away from the U-shaped shaft (31) is fixedly connected to a pedal (32), and the cross section of the movable shaft (11) is circular.

9. The multi-sided display board for decorating campus landscape according to claim 8, characterized in that: The two rollers (2) are connected to the same roller shaft (12), and the material of the rollers (2) is anti-corrosion rubber.

Citation Information

Patent Citations

  • Multi-surface display board for decorating campus landscapes

    CN210467154U