Adjustable highway construction safety warning device

Abstract

The utility model relates to the technical field of construction safety, and discloses an adjustable highway construction safety warning device which comprises a first fixing box, a warning board body and a second fixing box, a first rotating shaft is rotationally connected to the first fixing box in a penetrating mode, a first connecting plate is fixedly connected to the first rotating shaft, and a second connecting plate is fixedly connected to the second fixing box. The first connecting plate is rotatably connected with a second rotating shaft, the second rotating shaft is provided with a first limiting piece, the first limiting piece is attached to the first connecting plate, the first rotating shaft is fixedly connected with a ratchet wheel, the end, away from the ratchet wheel, of the first rotating shaft is fixedly connected with a circular gear, the circular gear is meshed with a rack, and a pressing plate is pressed. When the pressing plate is loosened, one end of the ratchet is meshed with the teeth of the ratchet wheel to prevent the ratchet wheel from rotating, so that a worker can adjust the warning board body up and down more conveniently.

Description

Technical Field

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

[0002] With the increase in highway mileage and traffic volume, highway construction safety has become a crucial issue. Safety accidents during construction may not only cause casualties and property losses, but may also have a serious impact on traffic. The importance of highway construction safety is becoming increasingly prominent.

[0003] When the construction safety is in use, the following defects still exist: it is not easy to adjust and not easy to replace. Therefore, it is of great application value to develop an adjustable highway construction safety warning device. Utility Model Content

[0004] The utility model aims to solve the shortcomings in the prior art and proposes an adjustable highway construction safety warning device.

[0005] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme: an adjustable highway construction safety warning device, comprising a fixed box 1, a warning sign body and a fixed box 2, the fixed box 1 is rotatably connected with a rotating shaft 1, the rotating shaft 1 is fixedly connected with a first connecting plate, the first connecting plate is rotatably connected with a rotating shaft 2, a limiting piece 1 is provided on the rotating shaft 2, the limiting piece 1 is affixed to the first connecting plate, the rotating shaft 1 is fixedly connected with a ratchet, the rotating shaft 1 is fixedly connected with a circular gear at one end away from the ratchet, the circular gear is meshed with a rack, the fixed box 1 is provided with a No. 1 slide groove, the rack is slidably connected to the No. 1 slide groove, the fixed box 1 is fixedly connected with a first connecting rod, the first connecting rod is rotatably connected with a ratchet, the ratchet is provided with a pressing plate, the fixed box 1 is fixedly connected with a second connecting rod, the end of the second connecting rod away from the fixed box 1 is fixedly connected with a No. 1 spring, the end of the No. 1 spring away from the second connecting rod is fixedly connected to the ratchet, and the ratchet is meshed with the ratchet.

[0006] As a further description of the above technical solution:

[0007] The fixing box is provided with a No. 2 slide slot, the No. 2 slide slot is slidably connected to a No. 1 slide rod, the No. 1 slide rod is sleeved with a No. 2 spring, the No. 1 slide rod is slidably connected to a limiting plate No. 2, the limiting plate No. 2 is fixedly connected to the No. 2 slide slot, one end of the No. 1 slide rod away from the limiting plate No. 2 is fixedly connected to a sliding block, one end of the No. 2 spring is fixedly connected to the sliding block, and the end of the No. 2 spring away from the sliding block is fixedly connected to the limiting plate No. 2. The fixing box is provided with a No. 5 slide slot, the No. 5 slide slot is slidably connected to a third connecting rod, the third connecting rod is provided with a No. 3 slide slot, the No. 1 slide rod slides on the No. 3 slide slot, and one end of the third connecting rod away from the No. 3 slide slot is fixedly connected to the warning sign body.

[0008] As a further description of the above technical solution:

[0009] A fixing ring is fixedly connected to the rack, a No. 4 slide groove is provided on the fixing ring, a fourth connecting rod is slidably connected to the fixing ring, a No. 2 slide rod is provided on the fourth connecting rod, the No. 2 slide rod is slidably connected to the No. 4 slide groove, a universal wheel is fixedly connected to the lower end of the fixing box one, and one end of the fourth connecting rod away from the No. 2 slide rod is fixedly connected to the lower end of the fixing box two (15).

[0010] As a further description of the above technical solution:

[0011] The second slide bar is provided with two groups, and the fourth slide groove is provided with two groups.

[0012] As a further description of the above technical solution:

[0013] The fixing ring is arranged between the fixing box 2 and the rack, and the limiting piece 1 is provided with two groups and is symmetrically arranged.

[0014] As a further description of the above technical solution:

[0015] The circular gear rotates in the first fixing box, and the ratchet is arranged on the outer side of the first fixing box.

[0016] As a further description of the above technical solution:

[0017] The warning sign body is arranged above the first fixing box, and the second fixing box is arranged between the fixing ring and the warning sign body.

[0018] The utility model has the following beneficial effects:

[0019] 1. In the utility model, the staff rotates the rotating shaft 1 through the rotating shaft 2 to drive the warning sign body to move upward. When the ratchet stops rotating, one end of the ratchet engages with the ratchet to prevent the rotating shaft 1 from rotating. At this time, when the staff wants to adjust the warning sign body downward, the staff presses the pressing plate to drive the ratchet to separate from the ratchet, rotates the ratchet in the opposite direction, drives the circular gear to rotate in the opposite direction, and drives the warning sign body to move downward, loosens the pressing plate, and one end of the ratchet engages with the teeth of the ratchet to prevent the ratchet from rotating. This makes it more convenient for the staff to adjust the warning sign body up and down.

[0020] 2. In the utility model, when the staff starts to repair the highway, the staff slides the third connecting rod into the No. 5 slide groove, squeezes one end of the No. 1 slide rod, and makes one end of the No. 1 slide rod slide into the No. 3 slide groove for fixation. When it is necessary to disassemble and replace, the staff pulls the No. 1 slide rod, and then the staff can pull the warning sign body to make the third connecting rod detach from the fixing box 2, so that it can be replaced and disassembled. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] Figure 1 This is a three-dimensional structural diagram of an adjustable highway construction safety warning device proposed by the utility model;

[0022] Figure 2 This is a partial structural diagram of an adjustable highway construction safety warning device proposed by the utility model;

[0023] Figure 3 The utility model proposes an adjustable highway construction safety warning device for local structural explosion Figure 1 ;

[0024] Figure 4 The utility model proposes an adjustable highway construction safety warning device for local structural explosion Figure 2 .

[0025] Legend:

[0026] 1. Fixed box 1; 2. Rotating shaft 1; 3. First connecting plate; 4. Rotating shaft 2; 5. Limiting piece 1; 6. Ratchet; 7. Circular gear; 8. Rack; 9. First connecting rod; 10. Ratchet; 11. Pressing plate; 12. Spring No. 1; 13. Second connecting rod; 14. Slide No. 1; 15. Fixed box 2; 16. Slide No. 2; 17. Slide No. 1; 18. Spring No. 2; 19. Limiting piece 2; 20. Slider; 21. Third connecting rod; 22. Slide No. 3; 23. Warning sign body; 24. Fixed ring; 25. Slide No. 4; 26. Fourth connecting rod; 27. Slide No. 2; 28. Universal wheel; 29. ​​Slide No. 5. DETAILED DESCRIPTION

[0027] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0028] Reference Figure 1-Figure 4 The utility model provides an embodiment: an adjustable highway construction safety warning device, including a fixed box 1, a warning sign body 23 and a fixed box 2 15, the fixed box 1 is rotatably connected with a rotating shaft 2, the rotating shaft 2 is fixedly connected with a first connecting plate 3, the first connecting plate 3 is rotatably connected with a rotating shaft 2 4, a limiting piece 5 is provided on the rotating shaft 2 4, the limiting piece 5 is attached to the first connecting plate 3, the rotating shaft 2 is fixedly connected with a ratchet 6, the rotating shaft 2 is fixedly connected with a circular gear 7 at one end away from the ratchet 6, the circular gear 7 is meshed with a rack 8, the fixed box 1 is provided with a No. 1 slide groove 14, the rack 8 is slidably connected to the No. 1 slide groove 14, the fixed box 1 is fixedly connected with a first connecting rod 9, the first connecting rod 9 is rotatably connected with a ratchet 10, the ratchet 10 is provided with a pressing plate 11, the fixed box 1 is fixedly connected with a second Connecting rod 13, one end of the second connecting rod 13 away from the fixed box 1 is fixedly connected to a spring 12, and one end of the spring 12 away from the second connecting rod 13 is fixedly connected to the ratchet 10, and the ratchet 10 is meshed with the ratchet 6. The staff rotates the rotating shaft 2 through the rotating shaft 2 4 to drive the warning sign body 23 to move upward. When the ratchet 6 stops rotating, one end of the ratchet 10 is meshed with the ratchet 6 to prevent the rotating shaft 2 from rotating. At this time, when the staff wants to adjust the warning sign body 23 downward, the staff presses the pressing plate 11 to drive the ratchet 10 to separate from the ratchet 6, rotates the ratchet 6 in the opposite direction, drives the circular gear 7 to rotate in the opposite direction, and drives the warning sign body 23 to move downward, loosens the pressing plate 11, and one end of the ratchet 10 is meshed with the teeth of the ratchet 6 to prevent the ratchet 6 from rotating. This makes it more convenient for the staff to adjust the warning sign body 23 up and down.

[0029] The fixed box 2 15 is provided with a No. 2 slide groove 16, and the No. 2 slide groove 16 is slidably connected to a No. 1 slide rod 17, and the No. 1 slide rod 17 is sleeved with a No. 2 spring 18, and the No. 1 slide rod 17 is slidably connected to a limit plate 2 19, and the limit plate 2 19 is fixedly connected to the No. 2 slide groove 16, and the end of the No. 1 slide rod 17 away from the limit plate 2 19 is fixedly connected to a slider 20, and one end of the No. 2 spring 18 is fixedly connected to the slider 20, and the end of the No. 2 spring 18 away from the slider 20 is fixedly connected to the limit plate 2 19, and the fixed box 2 15 is provided with a No. 2 slide groove 16, and the No. 2 slide groove 16 is provided with a No. 1 slide rod 17, and the No. 1 slide rod 17 is slidably connected to a limit plate 2 19, and the limit plate 2 19 is fixedly connected to the No. 2 slide groove 16, and the No. 1 slide rod 17 is fixedly connected to the slider 20, and the No. 2 spring 18 is fixedly connected to the slider 20. A fifth slide 29 is provided, the fifth slide 29 is slidably connected with a third connecting rod 21, the third connecting rod 21 is provided with a third slide 22, the first slide 17 slides on the third slide 22, the end of the third connecting rod 21 away from the third slide 22 is fixedly connected to the warning sign body 23, the rack 8 is fixedly connected with a fixing ring 24, the fixing ring 24 is provided with a fourth slide 25, the fixing ring 24 is slidably connected with a fourth connecting rod 26, the fourth connecting rod 26 is provided with a second slide 27, the second slide 27 is slidably connected to On the fourth slide 25, the lower end of the fixed box 1 is fixedly connected with a universal wheel 28, the end of the fourth connecting rod 26 away from the second slide 27 is fixedly connected to the lower end of the fixed box 2 15 (15), the second slide 27 is provided with two groups, the fourth slide 25 is provided with two groups, the fixing ring 24 is provided between the fixed box 2 15 and the rack 8, the limit plate 15 is provided with two groups and is symmetrically arranged, the circular gear 7 rotates in the fixed box 1, the ratchet 6 is provided on the outside of the fixed box 1, the warning sign body 23 is provided above the fixed box 1, and the fixed box 2 15 is arranged between the fixing ring 24 and the warning sign body 23. When the staff starts to repair the highway, the staff slides the third connecting rod 21 into the No. 5 slide groove 29, squeezes one end of the No. 1 slide rod 17, and makes one end of the No. 1 slide rod 17 slide into the No. 3 slide groove 22 for fixing. When it is to be disassembled and replaced, the staff pulls the No. 1 slide rod 17, and then the staff can pull the warning sign body 23 to make the third connecting rod 21 separate from the fixing box 2 15, so that it can be replaced and disassembled.

[0030] Working principle: When the staff starts to repair the highway, the staff pushes the fixed box 1 to the position where the warning is required through the universal wheel 28. At this time, the staff slides the third connecting rod 21 and the warning sign body 23 into the fifth slide groove 29 and slides into the fixed box 2 15. At this time, the lower end of the third connecting rod 21 squeezes one end of the No. 1 slide bar 17, so that the No. 1 slide bar 17 and the slider 20 slide in the No. 2 slide groove 16 and squeeze the No. 2 spring 18. When the position of the third connecting rod 21 is aligned with one end of the No. 1 slide bar 17, the reaction force of the No. 2 spring 18 causes one end of the No. 1 slide bar 17 to slide into the No. 3 slide groove 22. , for fixing. When it is to be disassembled and replaced, the staff pulls the No. 1 slide bar 17 to make one end of the No. 1 slide bar 17 disengage from the No. 3 slide groove 22. At this time, the staff can pull the warning sign body 23 to make the third connecting rod 21 and the warning sign body 23 disengage from the fixing box 2 15, so that replacement and disassembly can be carried out. When the third connecting rod 21 and the warning sign body 23 are fixed on the fixing box 2 15, the fourth connecting rod 26 provided at the lower end of the fixing box 2 15 is slid into the No. 4 slide groove 25 on the fixing ring 24 for fixing. At this time, the fourth connecting rod 26 is rotated to make the No. 2 slide bar 27 rotate on the No. 4 slide groove 25. When it slides to the No. 4 slide groove 2 5, the warning sign body 23 and the fourth connecting rod 26 are pressed downward, and the second slide bar 27 on the fourth connecting rod 26 slides downward on the fourth slide groove 25 to fix the warning sign body 23. At this time, the staff rotates the rotating shaft 1 2 through the rotating shaft 2 4, drives the ratchet 6 to rotate, and drives the ratchet 10 to reciprocate on the pressing plate 11, and reciprocates to pull the first spring 12, and drives the circular gear 7 to rotate, and drives the rack 8 to move upward in the first slide groove 14, and drives the warning sign body 23 to move upward. When the ratchet 6 stops rotating, the reaction force of the first spring 12 pulls the ratchet 10, so that one end of the ratchet 10 engages with the ratchet The staff then rotates the ratchet 6 in the opposite direction through the rotating shaft 2 4, driving the circular gear 7 to rotate in the opposite direction, and driving the warning sign body 23 to move downward, loosening the pressing plate 11, and through the reaction force of the No. 1 spring 12, one end of the ratchet 10 is engaged with the teeth of the ratchet 6 to prevent the ratchet 6 from rotating. This makes it more convenient for the staff to adjust the warning sign body 23 up and down.

[0031] Finally, it should be noted that the above is only a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. An adjustable highway construction safety warning device, comprising a fixing box 1 (1), a warning sign body (23) and a fixing box 2 (15), characterized in that: The fixed box (1) is provided with a rotating shaft (2) which is rotatably connected thereto. The rotating shaft (2) is fixedly connected to a first connecting plate (3). The first connecting plate (3) is rotatably connected to a rotating shaft (4). The rotating shaft (4) is provided with a limiting plate (5). The limiting plate (5) is attached to the first connecting plate (3). The rotating shaft (2) is fixedly connected to a ratchet (6). The rotating shaft (2) is fixedly connected to an end thereof which is away from the ratchet (6). The circular gear (7) is meshed with a rack (8). The fixed box (1) is provided with a first slide groove (14). The rack (8) is slidably connected to the No. 1 slide groove (14), the fixed box (1) is fixedly connected to a first connecting rod (9), the first connecting rod (9) is rotatably connected to a ratchet (10), the ratchet (10) is provided with a pressing plate (11), the fixed box (1) is fixedly connected to a second connecting rod (13), the end of the second connecting rod (13) away from the fixed box (1) is fixedly connected to a No. 1 spring (12), the end of the No. 1 spring (12) away from the second connecting rod (13) is fixedly connected to the ratchet (10), and the ratchet (10) is meshed with the ratchet wheel (6).

2. The adjustable highway construction safety warning device according to claim 1, characterized in that: The second fixing box (15) is provided with a second slide groove (16), the second slide groove (16) is slidably connected to a first slide rod (17), the first slide rod (17) is sleeved with a second spring (18), the first slide rod (17) is slidably connected to a second limit plate (19), the second limit plate (19) is fixedly connected to the second slide groove (16), the first slide rod (17) is fixedly connected to the second slide groove (16), one end of the first slide rod (17) away from the second limit plate (19) is fixedly connected to a slider (20), one end of the second spring (18) is fixedly connected to the slider ( 20), one end of the No. 2 spring (18) away from the slider (20) is fixedly connected to the limit plate 2 (19), the fixed box 2 (15) is provided with a No. 5 slide groove (29), the No. 5 slide groove (29) is slidably connected with a third connecting rod (21), the third connecting rod (21) is provided with a No. 3 slide groove (22), the No. 1 slide rod (17) slides on the No. 3 slide groove (22), and the end of the third connecting rod (21) away from the No. 3 slide groove (22) is fixedly connected to the warning sign body (23).

3. The adjustable highway construction safety warning device according to claim 2, characterized in that: The rack (8) is fixedly connected with a fixing ring (24), a fourth slide groove (25) is provided on the fixing ring (24), a fourth connecting rod (26) is slidably connected with the fixing ring (24), a second slide rod (27) is provided on the fourth connecting rod (26), the second slide rod (27) is slidably connected to the fourth slide groove (25), a universal wheel (28) is fixedly connected to the lower end of the fixing box (1), and one end of the fourth connecting rod (26) away from the second slide rod (27) is fixedly connected to the lower end of the fixing box (15).

4. The adjustable highway construction safety warning device according to claim 3 is characterized by: The second slide bar (27) is provided with two groups, and the fourth slide groove (25) is provided with two groups.

5. The adjustable highway construction safety warning device according to claim 4 is characterized in that: The fixing ring (24) is arranged between the fixing box 2 (15) and the rack (8), and the limiting piece 1 (5) is provided with two groups and is symmetrically arranged.

6. The adjustable highway construction safety warning device according to claim 5, characterized in that: The circular gear (7) rotates inside the fixing box (1), and the ratchet (6) is arranged on the outside of the fixing box (1).

7. The adjustable highway construction safety warning device according to claim 6, characterized in that: The warning sign body (23) is arranged above the fixing box one (1), and the fixing box two (15) is arranged between the fixing ring (24) and the warning sign body (23).

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