Adjustable road and bridge safety warning device

Abstract

The utility model discloses an adjustable road bridge safety warning device, which relates to the technical field of road construction warning devices and comprises a safety warning board, a base is arranged below the safety warning board, a sealing cover is arranged at the upper end of the base, a lifting mechanism is arranged in the base, and supporting mechanisms are arranged at two ends of the base. According to the safety warning board, the front face and the rear face of the safety warning board can be supported, the safety warning board is prevented from being blown down by strong wind, the stability of the safety warning board is improved, potential safety hazards are eliminated, the four sets of storage bases can be blocked, and therefore the four sets of storage bases can be fixed; and four sets of storage seats are prevented from moving out of the interiors of four sets of storage grooves correspondingly, the supporting mechanism can be folded, the occupied area of the safety warning device is reduced, and the practicability of the device is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of road construction warning devices, in particular to an adjustable road bridge safety warning device. Background Art

[0002] Safety warning devices are often seen on the road, especially in areas where roads or bridges are under construction. It is very necessary to set up warning devices to effectively remind pedestrians in the distance to slow down and avoid in advance, so as to reduce the occurrence of traffic accidents.

[0003] For example, Chinese patent publication number CN212505928U discloses an adjustable safety warning device for road construction, which includes a mounting plate, a display screen is arranged on the front of the mounting plate, a mounting sleeve is installed on the bottom of the mounting plate, a support column extending to the outside is connected to the inside of the bottom of the mounting sleeve, a locking mechanism is installed on the outside of the support column, and a fixing plate is installed on the bottom of the support column.

[0004] However, in the prior art, such as the above-mentioned patent, although the height of the mounting plate and the display screen can be adjusted, and the support between the support column and the fixed plate can be strengthened to ensure the stability of the support, there are still the following disadvantages. During the construction of roads or bridges, strong winds are inevitable, and strong winds blow towards the safety warning signs from all directions, while the above-mentioned patent only plays a supporting effect on both sides. When strong winds blow from the front or back, the safety warning signs will not be able to withstand the impact of the strong winds, causing the safety warning signs to be blown down, thereby posing a safety hazard. Therefore, an adjustable road and bridge safety warning device is proposed. Utility Model Content

[0005] The utility model aims to solve the problem in the prior art that when strong winds blow from the front or back, the safety warning signs cannot withstand the impact of the strong winds, causing the safety warning signs to be blown down, thus posing a safety hazard, and an adjustable road and bridge safety warning device is proposed.

[0006] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme: an adjustable road bridge safety warning device, comprising a safety warning sign, a base is arranged below the safety warning sign, a cover is arranged at the upper end of the base, a lifting mechanism is arranged inside the base, and support mechanisms are arranged at both ends of the base;

[0007] The lifting mechanism comprises a worm, a worm wheel and a U-shaped support frame, a rotating handle is rotatably mounted on one end of the base, and a threaded rod is fixedly mounted on the upper end of the worm wheel;

[0008] The supporting mechanism includes a storage seat, and an inclined support seat is rotatably installed in the upper end opening of the four groups of storage seats, and an inclined support block is slidably installed at one end of the four groups of inclined support seats. Storage grooves are penetrated at both ends of the base and close to the edge positions on both sides, and limiting holes are penetrated inside the four groups of storage grooves. Plug holes are penetrated at one end of the four groups of inclined support seats and four groups of inclined support blocks, and pins are inserted into the four groups of plug holes.

[0009] Preferably, guide seats are fixedly mounted on both side walls inside the base, and convex sliding blocks are slidably mounted inside the two groups of guide seats.

[0010] Preferably, one end of the four groups of storage seats are rotatably mounted inside the four groups of storage slots, respectively, and the protruding parts of the four groups of diagonal support blocks are respectively inserted into the inside of the four groups of limiting holes.

[0011] Preferably, a fixing plate is fixedly mounted on the inner bottom end of the base, and one end of the worm is rotatably mounted inside the fixing plate.

[0012] Preferably, the upper end of the U-shaped support frame passes through the upper ends of the base and the cover respectively, and is fixed to the lower end of the safety warning sign, and the threaded rod is threadedly connected to the U-shaped support frame.

[0013] Preferably, one end of the two groups of convex sliding blocks are respectively fixed to the two ends of the U-shaped support frame, and the worm and the worm wheel are meshed with each other.

[0014] Preferably, the lower end of the worm wheel is rotatably mounted on the inner bottom end of the base, and one end of the rotating handle is fixed to the other end of the worm.

[0015] Compared with the prior art, the advantages and positive effects of the utility model are:

[0016] 1. In the utility model, by providing a supporting mechanism, the base can be supported with the cooperation of four groups of storage seats, four groups of diagonal support seats, four groups of diagonal support blocks and four groups of latches, so that the front and back of the safety warning sign can be supported to prevent the safety warning sign from being blown down by strong winds, thereby improving the stability of the safety warning sign and eliminating safety hazards. Secondly, the four groups of storage seats can be blocked, so that the four groups of storage seats can be fixed to prevent the four groups of storage seats from being moved out of the inside of the four groups of storage slots respectively. The supporting mechanism can be folded to reduce the occupied area of ​​the safety warning device and improve the practicability of the device.

[0017] 2. In the utility model, a lifting mechanism is provided, and with the cooperation of the handle, the worm, the worm wheel, the threaded rod and the U-shaped support, the U-shaped support pushes the safety warning sign upward, so that the height of the safety warning sign can be adjusted and the safety warning sign can be lifted to a suitable position. Secondly, with the cooperation of the two groups of guide seats and the two groups of convex sliders, the two groups of convex sliders will slide up and down inside the two groups of guide seats respectively, thereby guiding the U-shaped support, thereby increasing the stability of the U-shaped support. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 The utility model provides an internal top view of the base of an adjustable road and bridge safety warning device;

[0019] Figure 2 A partial exploded diagram of a support mechanism of an adjustable road and bridge safety warning device is proposed for the utility model;

[0020] Figure 3 A bottom view of a base and a cover of an adjustable road and bridge safety warning device is provided for the utility model;

[0021] Figure 4 The utility model provides a structural schematic diagram of a lifting structure of an adjustable road and bridge safety warning device;

[0022] Figure 5 The utility model provides a three-dimensional structural schematic diagram of an adjustable road and bridge safety warning device.

[0023] Legend: 1. Safety warning sign; 11. Base; 12. Cover; 2. Lifting mechanism; 21. Turning handle; 22. Worm; 23. Worm wheel; 24. Threaded rod; 25. Fixing plate; 26. U-shaped support; 27. Guide seat; 28. Convex slide block; 3. Support mechanism; 31. Storage seat; 32. Diagonal support seat; 33. Diagonal support block; 34. Limiting hole; 35. Storage slot; 36. Socket; 37. Latch. DETAILED DESCRIPTION

[0024] In order to more clearly understand the above-mentioned purpose, features and advantages of the utility model, the utility model is further described below in conjunction with the accompanying drawings and embodiments. It should be noted that the embodiments of the present application and the features in the embodiments can be combined with each other without conflict.

[0025] In the following description, many specific details are set forth to facilitate a full understanding of the present invention. However, the present invention may also be implemented in other ways than those described herein. Therefore, the present invention is not limited to the specific embodiments of the following disclosure.

[0026] Embodiment 1

[0027] like Figure 1 As shown in FIG. 5 , the utility model provides an adjustable road and bridge safety warning device, comprising a safety warning sign 1, a base 11 is arranged below the safety warning sign 1, a cover 12 is arranged at the upper end of the base 11, a lifting mechanism 2 is arranged inside the base 11, and support mechanisms 3 are arranged at both ends of the base 11;

[0028] The supporting mechanism 3 includes a storage seat 31, in which an inclined support seat 32 is rotatably installed in the upper end opening of the four groups of storage seats 31, and an inclined support block 33 is slidably installed at one end of the four groups of inclined support seats 32. Storage grooves 35 are penetrated at both ends of the base 11 and near the edges of both sides, and limiting holes 34 are penetrated inside the four groups of storage grooves 35. One end of the four groups of inclined support seats 32 and the four groups of inclined support blocks 33 is penetrated by a socket 36, and a pin 37 is inserted into the four groups of sockets 36. One end of the four groups of storage seats 31 is rotatably installed inside the four groups of storage grooves 35, and the protrusions of the four groups of inclined support blocks 33 are respectively inserted into the inside of the four groups of limiting holes 34.

[0029] The following is a detailed description of the specific configuration and function of this embodiment. By providing the supporting mechanism 3, the four groups of storage seats 31 are moved out of the four groups of storage slots 35 one by one, and one end of the inclined support seat 32 is lifted and moved out of the storage seat 31, while the other end of the inclined support seat 32 is rotated inside the storage seat 31, and then the inclined support block 33 is moved out of the inclined support seat 32 so that the protruding portion of the inclined support block 33 is inserted into the interior of the limiting hole 34. At this time, the latch 37 is lifted and inserted into the interior of the insertion hole 36, and the inclined support block 33 is fixed to the interior of the inclined support seat 32, and then the above steps are repeated to remove the three groups of inclined support blocks 33 from the interior of the three groups of inclined support seats 32 one by one, and then the three groups of latches 37 are respectively inserted into the interior of the other three groups of insertion holes 36, so that the base 11 can be supported, so that the front and rear of the safety warning sign 1 can be supported, and the safety warning sign 1 can be prevented from being blown down by strong winds, thereby improving the stability of the safety warning sign 1 and eliminating safety hazards;

[0030] The four groups of storage seats 31 are moved upward one by one, so that the lower parts of the four groups of storage seats 31 are rotated in the four groups of storage slots 35, respectively, until the four groups of storage seats 31 are completely moved into the four groups of storage slots 35, and then the cover 12 is put down, and the cover 12 will cover a part of the four groups of storage slots 35, and then the four groups of storage seats 31 can be blocked, so that the four groups of storage seats 31 can be fixed, and the four groups of storage seats 31 can be prevented from being moved out of the four groups of storage slots 35, respectively, and the support mechanism 3 can be folded, thereby reducing the occupied area of ​​the safety warning device and improving the practicality of the device.

[0031] Embodiment 2

[0032] like Figure 1 , Figure 4 and Figure 5 As shown, the lifting mechanism 2 includes a worm 22, a worm wheel 23 and a U-shaped bracket 26. A handle 21 is rotatably installed at one end of the base 11, and a threaded rod 24 is fixedly installed at the upper end of the worm wheel 23. Guide seats 27 are fixedly installed on both side walls of the inner part of the base 11, and convex sliders 28 are slidably installed inside the two groups of guide seats 27. A fixing plate 25 is fixedly installed at the inner bottom end of the base 11, and one end of the worm 22 is rotatably installed inside the fixing plate 25. The upper ends of the U-shaped bracket 26 pass through the upper ends of the base 11 and the cover 12 respectively, and are fixed to the lower end of the safety warning sign 1. The threaded rod 24 is threadedly connected to the U-shaped bracket 26, and one ends of the two groups of convex sliders 28 are respectively fixed to the two ends of the U-shaped bracket 26. The worm 22 and the worm wheel 23 are meshed with each other. The lower end of the worm wheel 23 is rotatably installed at the inner bottom end of the base 11, and one end of the handle 21 is fixed to the other end of the worm 22.

[0033] The effect achieved by the entire embodiment is that, by providing the lifting mechanism 2, by rotating the rotating handle 21, the rotating handle 21 drives the worm 22 to rotate, and under the mutual meshing of the worm 22 and the worm wheel 23, the worm 22 drives the threaded rod 24 to rotate through the worm wheel 23, and under the threaded cooperation between the threaded rod 24 and the U-shaped bracket 26, the threaded rod 24 will rotate inside the U-shaped bracket 26, and then through the sliding cooperation of the two groups of convex sliders 28 and the two groups of guide seats 27, and the two groups of convex sliders 28 are fixed to the U-shaped bracket 26, and then the U-shaped bracket 26 can be limited, so that the U-shaped bracket 26 moves upward along the threaded rod 24, and the U-shaped bracket 26 pushes the safety warning sign 1 to move upward, so that the height of the safety warning sign 1 can be adjusted, and the warning range of the safety warning sign 1 is expanded;

[0034] With the cooperation of the two groups of guide seats 27 and the two groups of convex sliders 28 , the two groups of convex sliders 28 will slide up and down inside the two groups of guide seats 27 respectively, thereby guiding the U-shaped support frame 26 , thereby increasing the stability of the U-shaped support frame 26 .

[0035] The method of use and working principle of the present device are as follows: first, when in use, the four groups of storage seats 31 are moved out from the inside of the four groups of storage slots 35 one by one, one end of the diagonal support seat 32 is lifted up and moved out from the inside of the storage seat 31, and the other end of the diagonal support seat 32 is rotated inside the storage seat 31, and then the diagonal support block 33 is moved to extend out from the inside of the diagonal support seat 32, so that the protruding part of the diagonal support block 33 is inserted into the inside of the limiting hole 34, at this time, the latch 37 is lifted up and inserted into the inside of the socket 36, and the diagonal support block 33 is fixed inside the diagonal support seat 32, and then the above steps are repeated to remove the three groups of diagonal support blocks 33 from the inside of the three groups of diagonal support seats 32 one by one, and then the three groups of latches 37 are respectively inserted into the inside of the other three groups of sockets 36, so that the base 11 can be supported, and the front of the safety warning sign 1 can be supported. The handle 21 is supported at the back to prevent the safety warning sign 1 from being blown down by strong winds. Finally, by rotating the handle 21, the handle 21 drives the worm 22 to rotate. Under the mutual engagement of the worm 22 and the worm wheel 23, the worm 22 drives the threaded rod 24 to rotate through the worm wheel 23, and under the threaded cooperation between the threaded rod 24 and the U-shaped support frame 26, the threaded rod 24 will rotate inside the U-shaped support frame 26, and then through the sliding cooperation of the two groups of convex sliders 28 and the two groups of guide seats 27, and the two groups of convex sliders 28 are fixed to the U-shaped support frame 26, the U-shaped support frame 26 can be limited, so that the U-shaped support frame 26 moves upward along the threaded rod 24, and the U-shaped support frame 26 pushes the safety warning sign 1 to move upward, so that the height of the safety warning sign 1 can be adjusted, and the safety warning sign 1 can be lifted or lowered to a suitable position.

[0036] The above are only preferred embodiments of the present invention, and are not intended to limit the present invention in other forms. Any technician familiar with the profession may use the technical contents disclosed above to change or modify them into equivalent embodiments with equivalent changes and apply them to other fields. However, any simple modification, equivalent change and modification made to the above embodiments based on the technical essence of the present invention without departing from the technical solution of the present invention still falls within the protection scope of the technical solution of the present invention.

Claims

1. An adjustable road and bridge safety warning device, comprising a safety warning sign (1), characterized in that: A base (11) is provided below the safety warning sign (1), a cover (12) is provided at the upper end of the base (11), a lifting mechanism (2) is provided inside the base (11), and support mechanisms (3) are provided at both ends of the base (11); The lifting mechanism (2) comprises a worm (22), a worm wheel (23) and a U-shaped support frame (26); a rotating handle (21) is rotatably mounted on one end of the base (11); and a threaded rod (24) is fixedly mounted on the upper end of the worm wheel (23); The support mechanism (3) comprises a storage seat (31), in which an inclined support seat (32) is rotatably installed in the upper end opening of four groups of the storage seats (31), and an inclined support block (33) is slidably installed at one end of the four groups of the inclined support seats (32). Storage grooves (35) are penetrated at both ends of the base (11) and close to the edge positions on both sides, and limiting holes (34) are penetrated inside the four groups of the storage grooves (35). One end of the four groups of the inclined support seats (32) and the four groups of the inclined support blocks (33) is penetrated by a plug hole (36), and a latch (37) is inserted into the inside of the four groups of the plug holes (36).

2. The adjustable road and bridge safety warning device according to claim 1, characterized in that: Guide seats (27) are fixedly mounted on both side walls inside the base (11), and convex sliding blocks (28) are slidably mounted inside the two groups of guide seats (27).

3. The adjustable road and bridge safety warning device according to claim 1 is characterized in that: One end of the four groups of storage seats (31) is rotatably mounted inside the four groups of storage slots (35), and the protruding parts of the four groups of diagonal support blocks (33) are respectively inserted into the four groups of limiting holes (34).

4. The adjustable road and bridge safety warning device according to claim 1 is characterized in that: A fixing plate (25) is fixedly mounted on the inner bottom end of the base (11), and one end of the worm (22) is rotatably mounted inside the fixing plate (25).

5. The adjustable road and bridge safety warning device according to claim 1, characterized in that: The upper end of the U-shaped support frame (26) passes through the upper ends of the base (11) and the cover (12) respectively, and is fixed to the lower end of the safety warning sign (1), and the threaded rod (24) is threadedly connected to the U-shaped support frame (26).

6. The adjustable road and bridge safety warning device according to claim 2, characterized in that: One end of the two groups of convex sliding blocks (28) are respectively fixed to the two ends of the U-shaped support frame (26), and the worm (22) and the worm wheel (23) are meshed with each other.

7. The adjustable road and bridge safety warning device according to claim 4, characterized in that: The lower end of the worm wheel (23) is rotatably mounted on the inner bottom end of the base (11), and one end of the rotating handle (21) is fixed to the other end of the worm (22).

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