Cultural propaganda frame with anti-toppling function

Abstract

The utility model relates to the technical field of culture propaganda racks, and discloses a culture propaganda rack with an anti-toppling function, which comprises two square pipes, square plates are arranged in the two square pipes, the square plates are connected with the square pipes in a sliding manner, and first square grooves are formed in the square pipes and the square plates; a first rack is arranged in a first square groove in the square plate, the first rack is fixedly connected with the square plate, the first rack is in meshed connection with a first gear, one side of the first gear is fixedly connected with a first bevel gear, the first bevel gear is in meshed connection with a second bevel gear, and the bottom of the second bevel gear is fixedly connected with a first connecting rod; the bottom of the first connecting rod is fixedly connected with a second gear, two ends of the second gear are provided with second racks, the second racks are engaged with the second gear, and the bottoms of two ends of the second racks are fixedly connected with connecting rods. The advertising rack is high in stability, capable of preventing the advertising rack from toppling over, capable of guaranteeing the display effect, high in safety and easy to operate.

Description

Technical Field

[0001] The utility model relates to the technical field of cultural propaganda racks, in particular to a cultural propaganda rack with an anti-dumping function. Background Art

[0002] A cultural propaganda rack refers to a display tool used to display and promote cultural content. Usually, posters containing cultural content are posted on the cultural propaganda rack. It is an important communication medium. Through its display function, it can effectively convey cultural concepts, cultural spirit, cultural values, etc., which can promote the development of the cultural industry and enhance people's cognition and understanding of culture. However, most of the cultural propaganda racks in the existing technology still have problems that need to be solved during use.

[0003] Most of the cultural promotion stands in the prior art lack the function of adjusting the base support area, and cannot ensure the stability of the cultural promotion stands. During use, they are very easy to tilt or collapse due to external force or unstable foundation, which reduces the display effect and stability. In addition, tilting and collapse may cause personal injury or property loss. Therefore, it is necessary to design a cultural promotion stand with an anti-dumping function to solve the above problems. Utility Model Content

[0004] The utility model aims to solve the shortcomings in the prior art and proposes a cultural publicity stand with an anti-dumping function.

[0005] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0006] A cultural propaganda rack with an anti-dumping function comprises two square tubes, square plates are arranged inside the two square tubes, the square plates are slidably connected to the square tubes, first square grooves are arranged on the square tubes and the square plates, a first rack is arranged in the first square groove on the square plates, the first rack is fixedly connected to the square plates, the first rack is meshedly connected to a first gear, a first bevel gear is fixedly connected to one side of the first gear, the first bevel gear is meshedly connected to a second bevel gear, a first connecting rod is fixedly connected to the bottom of the second bevel gear, a second gear is fixedly connected to the bottom of the first connecting rod, second racks are arranged at both ends of the second gear, the second rack is meshedly connected to the second gear, and the second The bottoms of both ends of the rack are fixedly connected with connecting rods, the bottoms of the two connecting rods are fixedly connected with connecting plates, and one side of the connecting plate is fixedly connected with a supporting plate. Since a technical means is adopted to enable the supporting plate to move away from the base during the process of raising the display plate, the movement of the supporting plate away from the base can increase the supported area of ​​the device, thereby improving the stability of the device, and effectively solves the problem that most of the existing cultural propaganda racks in the background technology lack the function of adjusting the supporting area of ​​the base, cannot ensure the stability of the cultural propaganda rack, will reduce the display effect and stability, and have safety hazards, thereby achieving high stability, being able to prevent the propaganda rack from tipping over, ensuring the display effect, high safety, and simple operation.

[0007] As a further solution of the utility model, the bottoms of the two square tubes are fixedly connected to supports, and the bottoms of the two supports are fixedly connected to the same base.

[0008] As a further solution of the utility model, two straight grooves are provided at both ends of the base, the straight grooves are adapted to the connecting rods, the connecting rods are arranged in the straight grooves, and the connecting rods are slidably connected to the base.

[0009] As a further solution of the utility model, two sliding grooves are provided at both ends of the base, the sliding grooves are adapted to the connecting plates, the connecting plates are arranged in the sliding grooves, and the connecting plates are slidably connected to the base.

[0010] As a further solution of the utility model, the two square tubes are fixedly connected with a fixing plate on the side away from each other, the fixing plate is sleeved on the first connecting rod, the first gear is fixedly connected with an I-shaped wheel on the side away from the first bevel gear, the I-shaped wheel is sleeved with a first set of plates, the first set of plates is fixedly connected to the square tubes, and the tops of the two square plates are fixedly connected with the same display board.

[0011] As a further solution of the utility model, a plurality of card slots are provided on the square plate, a second square slot is provided on the square tube, a card block is provided in the second square slot, the card block is adapted to the card slot, both ends of the card block are fixedly connected with plug rods on the side close to the square tube, the two plug rods are both sleeved with a second set of plates, the second set of plates are fixedly connected to the square tube, the plug rod is fixedly connected with a circular plate on the side away from the card block, a spring is provided between the circular plate and the second set of plates, the spring is sleeved on the plug rod, and the outer wall of the square tube is fixedly connected with an outer shell.

[0012] The beneficial effects of the utility model are:

[0013] The utility model: due to the technical means adopted to enable the support plate to move away from the base during the process of raising the display plate, the support plate moving away from the base can increase the support area of ​​the device, thereby improving the stability of the device, and effectively solves the problem that most of the cultural propaganda racks in the prior art mentioned in the background technology lack the function of adjusting the support area of ​​the base, cannot ensure the stability of the cultural propaganda rack, will reduce the display effect and stability, and have safety hazards, thereby achieving high stability, can prevent the propaganda rack from tipping over, ensure the display effect, high safety, and simple operation. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 This is a three-dimensional structural schematic diagram of a cultural publicity stand with an anti-dumping function proposed by the utility model;

[0015] Figure 2 This is a schematic diagram of the unfolded structure of a square plate of a cultural publicity stand with an anti-dumping function proposed by the utility model;

[0016] Figure 3 This is a schematic diagram of the unfolded structure of the first gear of a cultural publicity stand with an anti-dumping function proposed by the utility model;

[0017] Figure 4 This is a schematic diagram of the unfolded structure of the card block of a cultural publicity stand with an anti-dumping function proposed by the utility model;

[0018] Figure 5 The utility model provides a cross-sectional structural diagram of the base of a cultural publicity stand with an anti-dumping function.

[0019] In the figure: 1. square tube; 2. square plate; 3. first square groove; 4. first rack; 5. first gear; 6. first bevel gear; 7. second bevel gear; 8. first connecting rod; 9. second gear; 10. housing; 11. second rack; 12. connecting rod; 13. connecting plate; 14. supporting plate; 15. base; 16. straight groove; 17. slide groove; 18. fixing plate; 19. I-shaped wheel; 20. first set of plates; 21. slot; 22. second square groove; 23. block; 24. plug rod; 25. second set of plates; 26. round plate; 27. spring; 28. display board. DETAILED DESCRIPTION

[0020] 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 of the embodiments.

[0021] It should be noted that, in the absence of conflict, the embodiments and features in the embodiments of the present application can be combined with each other. The present utility model will be described in detail below with reference to the accompanying drawings and in combination with the embodiments.

[0022] Reference Figure 1-Figure 5 A cultural propaganda rack with an anti-dumping function comprises two square tubes 1, square plates 2 are arranged inside the two square tubes 1, the square plates 2 are slidably connected to the square tubes 1, first square grooves 3 are arranged on the square tubes 1 and the square plates 2, a first rack 4 is arranged in the first square groove 3 on the square plates 2, the first rack 4 is fixedly connected to the square plates 2, the first rack 4 is meshedly connected to a first gear 5, a first bevel gear 6 is fixedly connected to one side of the first gear 5, the first bevel gear 6 is meshedly connected to a second bevel gear 7, a first connecting rod 8 is fixedly connected to the bottom of the second bevel gear 7, a second gear 9 is fixedly connected to the bottom of the first connecting rod 8, second racks 11 are arranged at both ends of the second gear 9, the second rack 11 is meshedly connected to the second gear 9, and the second rack The bottom of both ends of 11 are fixedly connected with connecting rods 12, the bottoms of the two connecting rods 12 are fixedly connected with connecting plates 13, and one side of the connecting plate 13 is fixedly connected with a supporting plate 14. Since a technical means is adopted to enable the supporting plate to move away from the base during the process of raising the display plate, the support plate moves away from the base to increase the support area of ​​the device, thereby improving the stability of the device, and effectively solves the problem that most of the cultural propaganda racks in the prior art mentioned in the background technology lack the function of adjusting the support area of ​​the base, cannot ensure the stability of the cultural propaganda rack, will reduce the display effect and stability, and have safety hazards, thereby achieving high stability, being able to prevent the propaganda rack from tipping over, ensuring the display effect, high safety, and simple operation.

[0023] In this embodiment, the bottoms of the two square tubes 1 are fixedly connected to supports, and the bottoms of the two supports are fixedly connected to the same base 15 .

[0024] In this embodiment, two straight grooves 16 are formed at both ends of the base 15 . The straight grooves 16 are adapted to the connecting rod 12 . The connecting rod 12 is disposed in the straight grooves 16 . The connecting rod 12 is slidably connected to the base 15 .

[0025] In this embodiment, two sliding grooves 17 are provided at both ends of the base 15 . The sliding grooves 17 are matched with the connecting plate 13 . The connecting plate 13 is disposed in the sliding grooves 17 . The connecting plate 13 is slidably connected to the base 15 .

[0026] In this embodiment, the two square tubes 1 are fixedly connected with a fixing plate 18 on the side away from each other, and the fixing plate 18 is sleeved on the first connecting rod 8. The first gear 5 is fixedly connected with an I-shaped wheel 19 on the side away from the first bevel gear 6. The I-shaped wheel 19 is sleeved with a first set of plates 20. The first set of plates 20 is fixedly connected to the square tubes 1, and the tops of the two square plates 2 are fixedly connected with the same display board 28.

[0027] In this embodiment, a plurality of card slots 21 are provided on the square plate 2, a second square slot 22 is provided on the square tube 1, a card block 23 is provided in the second square slot 22, the card block 23 is adapted to the card slot 21, both ends of the card block 23 are fixedly connected with a plug rod 24 on the side close to the square tube 1, the two plug rods 24 are both sleeved with a second set of plates 25, the second set of plates 25 are fixedly connected to the square tube 1, the plug rod 24 is fixedly connected with a circular plate 26 on the side away from the card block 23, a spring 27 is provided between the circular plate 26 and the second set of plates 25, the spring 27 is sleeved on the plug rod 24, and the outer wall of the square tube 1 is fixedly connected with the shell 10.

[0028] Working principle: By using this device, cultural propaganda posters can be posted on the display board 28 for display. When adjusting the height of the display board 28, the staff can pull the block 23 to pull the block 23 out of the slot 21. The movement of the block 23 will drive the insertion rod 24 to move, and the insertion rod 24 will drive the circular plate 26 to move, and the circular plate 26 will squeeze the spring 27 to shrink the spring 27. After the block 23 is pulled out of the slot 21, the display board 28 can be lifted. The rise of the display board 28 will also drive the square board 2 to rise. After adjusting to a suitable height, the block 23 can be released, and the spring 27 will stretch to return the circular plate 26 to its initial position, which can enable the block 23 to move into the slot 21 again, so as to limit the position of the square board 2, so as to ensure the stability of the position of the display board 28. In the process of the square board 2 rising, the first rack 4 will also be driven to move, and the movement of the first rack 4 will drive the first gear 5 rotates, the first gear 5 will drive the first bevel gear 6 to rotate, the first bevel gear 6 will drive the second bevel gear 7 to rotate, the second bevel gear 7 will drive the first connecting rod 8 to rotate, the first connecting rod 8 will drive the second gear 9 to rotate, the second gear 9 will drive the second rack 11 to move, the second rack 11 will drive the connecting rod 12 to move, the connecting rod 12 will drive the connecting plate 13 to move, the connecting plate 13 will drive the supporting plate 14 to move, the two supporting plates 14 will move away from each other, which can increase the supporting area of ​​the device, improve the stability of the device, and avoid tipping, the connecting rod 12 will move along the straight groove 16, the connecting plate 13 will move along the slide groove 17, when the device is folded up, the block 23 can be pulled again to make the display board 28 descend, so that the supporting plate 14 can be moved close to the base 15, which can reduce the area and height occupied by the device, and facilitate transportation of the device.

[0029] For ease of description, spatially relative terms such as "above", "above", "on the upper surface of", "above", etc. may be used here to describe the spatial positional relationship between a device or feature and other devices or features as shown in the figure. It should be understood that spatially relative terms are intended to include different orientations of the device in use or operation in addition to the orientation described in the figure. For example, if the device in the accompanying drawings is inverted, the device described as "above other devices or structures" or "above other devices or structures" will be positioned as "below other devices or structures" or "below other devices or structures". Thus, the exemplary term "above" can include both "above" and "below". The device can also be positioned in other different ways (rotated 90 degrees or in other orientations), and the spatially relative descriptions used here are interpreted accordingly.

[0030] It should be noted that the terms used herein are only for describing specific embodiments and are not intended to limit the exemplary embodiments according to the present application. As used herein, unless the context clearly indicates otherwise, the singular form is also intended to include the plural form. In addition, it should be understood that when the terms "comprise" and / or "include" are used in this specification, it indicates the presence of features, steps, operations, devices, components and / or combinations thereof.

[0031] The above description is only the preferred embodiment of the utility model, and is not intended to limit the utility model. For those skilled in the art, the utility model can have various modifications and changes. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the utility model shall be included in the protection scope of the utility model.

Claims

1. A cultural publicity rack with an anti-dumping function, comprising two square tubes (1), characterized in that: A square plate (2) is arranged inside the two square tubes (1), the square plate (2) is slidably connected to the square tube (1), a first square groove (3) is provided on the square tube (1) and the square plate (2), a first rack (4) is arranged in the first square groove (3) on the square plate (2), the first rack (4) is fixedly connected to the square plate (2), the first rack (4) is meshedly connected to a first gear (5), one side of the first gear (5) is fixedly connected to a first bevel gear (6), the first bevel gear (6) is meshedly connected to a second bevel gear (6), and the first bevel gear (6) is meshedly connected to a second bevel gear (6). gear (7), the bottom of the second bevel gear (7) is fixedly connected to a first connecting rod (8), the bottom of the first connecting rod (8) is fixedly connected to a second gear (9), both ends of the second gear (9) are provided with second racks (11), the second racks (11) are meshed and connected to the second gear (9), the bottoms of both ends of the second rack (11) are fixedly connected to connecting rods (12), the bottoms of the two connecting rods (12) are fixedly connected to connecting plates (13), and one side of the connecting plate (13) is fixedly connected to a support plate (14).

2. The cultural publicity stand with anti-dumping function according to claim 1 is characterized in that: The bottoms of the two square tubes (1) are fixedly connected to a support, and the bottoms of the two supports are fixedly connected to the same base (15).

3. The cultural publicity stand with anti-dumping function according to claim 2 is characterized in that: Two straight grooves (16) are provided at both ends of the base (15), the straight grooves (16) are adapted to the connecting rod (12), the connecting rod (12) is arranged in the straight grooves (16), and the connecting rod (12) is slidably connected to the base (15).

4. The cultural publicity stand with anti-dumping function according to claim 3 is characterized in that: Two sliding grooves (17) are provided at both ends of the base (15), the sliding grooves (17) are adapted to the connecting plate (13), the connecting plate (13) is arranged in the sliding grooves (17), and the connecting plate (13) is slidably connected to the base (15).

5. The cultural publicity stand with anti-dumping function according to claim 1 is characterized in that: The two square tubes (1) are fixedly connected to a fixing plate (18) on a side away from each other, the fixing plate (18) is sleeved on a first connecting rod (8), the first gear (5) is fixedly connected to an I-shaped wheel (19) on a side away from the first bevel gear (6), the I-shaped wheel (19) is sleeved with a first sleeve plate (20), the first sleeve plate (20) is fixedly connected to the square tube (1), and the tops of the two square plates (2) are fixedly connected to the same display board (28).

6. The cultural publicity stand with anti-dumping function according to claim 5 is characterized in that: The square plate (2) is provided with a plurality of slots (21), the square tube (1) is provided with a second square slot (22), a block (23) is arranged in the second square slot (22), the block (23) is matched with the slot (21), both ends of the block (23) are fixedly connected with an insertion rod (24) on a side close to the square tube (1), the two insertion rods (24) are sleeved with a second sleeve plate (25), the second sleeve plate (25) is fixedly connected to the square tube (1), the insertion rod (24) is fixedly connected with a circular plate (26) on a side away from the block (23), a spring (27) is arranged between the circular plate (26) and the second sleeve plate (25), the spring (27) is sleeved on the insertion rod (24), and the outer wall of the square tube (1) is fixedly connected with a housing (10).

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