Construction warning sign for highway engineering

Abstract

A construction warning sign for highway engineering comprises a warning board, a height adjusting mechanism arranged at the bottom end of the warning board and a movable supporting mechanism arranged at the bottom end of the height adjusting mechanism. The movable supporting mechanism comprises a bottom frame, supporting legs, movable wheels, supporting legs and sleeve frames, the height adjusting mechanism is arranged on the top face of the bottom frame, the supporting legs are fixedly arranged at the four corners of the bottom frame, the movable wheels are fixedly arranged at the bottom ends of the supporting legs, and the two sleeve frames are fixedly arranged on the two sides of the supporting legs. The sleeve frame sleeves the rotating shaft, is rotationally connected with the rotating shaft and vertically slides along the rotating shaft, placing grooves are formed in the top surfaces of the supporting legs, and the moving wheels are inserted into the placing grooves. The movable wheels and the supporting legs are arranged, and the movable wheels are fixedly arranged at the bottom ends of the supporting legs, so that the device is convenient to move, and the maneuverability of the device is improved; and meanwhile, the supporting legs sleeve the moving wheels, and the device is supported through cooperative use of the sleeve frames and the rotating shafts, so that the stability of the device is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of highway construction, and more specifically, particularly relates to a construction warning sign for highway engineering. Background Art

[0002] Highway engineering refers to the survey, measurement, design, construction, maintenance, and management of highway structures. Highway engineering structures include roadbeds, pavements, bridges, culverts, tunnels, drainage systems, safety protection facilities, greening and traffic monitoring facilities, as well as houses, workshops and other service facilities used for construction, maintenance and monitoring.

[0003] The patent with authorization announcement number CN219772784U discloses a highway construction warning device, including a work box, a first support column is fixedly connected to the upper surface of the work box, a first limit hole is opened on the outer surface of the first support column, and a limit screw is threadedly connected to the inner wall of the first limit hole. This patent is convenient for workers to move and adjust the height of this patent, but this patent is only supported by moving wheels, and it is easy to deviate under the action of external force, and its stability is poor. Utility Model Content

[0004] The utility model aims to overcome the problem of poor stability and provide a construction warning sign for highway engineering.

[0005] A construction warning sign for a highway project, comprising a warning sign, a height adjustment mechanism arranged at the bottom of the warning sign, and a movable support mechanism arranged at the bottom of the height adjustment mechanism;

[0006] The mobile support mechanism includes a base frame, support legs, moving wheels, support feet and a sleeve frame. The height adjustment mechanism is arranged on the top surface of the base frame. The support legs are fixedly arranged at the four corners of the base frame. The moving wheels are fixedly arranged at the bottom ends of the support legs. Two sleeve frames are fixedly arranged on both sides of the support feet. A rotating shaft is fixedly arranged at the bottom ends of the side walls of the support legs. The sleeve frame is sleeved on the rotating shaft and is rotatably connected to the rotating shaft and slides vertically along the rotating shaft. A placement groove is opened on the top surface of the support foot, and the moving wheel is inserted into the placement groove.

[0007] Furthermore, a protrusion is fixedly provided on the side wall of the supporting foot, a connecting column is fixedly provided between the two protrusions, a buckle is fixedly provided on the bottom surface of the base frame, and the bottom end of the buckle is clamped with the connecting column.

[0008] Furthermore, the mobile support mechanism also includes an insert block, slots are provided on both sides of the rotating shaft, one end of the insert block is inserted into the slot and slides horizontally along the slot, a hole is provided on the inner wall of the sleeve frame, and the other end of the insert block passes through the slot and is inserted into the hole.

[0009] Furthermore, a paddle is fixedly provided on the side wall of one end of the two plug blocks close to each other, and a first slide groove is provided at the position where the rotating shaft contacts the paddle, and the paddle passes through the first slide groove and slides horizontally along the first slide groove.

[0010] Furthermore, the height adjustment mechanism includes a vertical rod, a sliding rod and a positioning assembly. The bottom end of the vertical rod is fixedly connected to the top surface of the base frame. The sliding rod is inserted into the vertical rod and slides vertically along the vertical rod. The top end of the sliding rod passes through the vertical rod and is fixedly provided with a connecting block. The top surface of the connecting block is fixedly connected to the warning sign. The positioning assembly is arranged between the vertical rod and the sliding rod.

[0011] Furthermore, the height adjustment mechanism also includes a threaded rod, which is inserted into the vertical rod and rotatably connected to the vertical rod. Slide blocks are fixedly provided at the bottom ends of the two slide rods. The slide blocks are sleeved on the threaded rod and slide vertically along the inside of the vertical rod through the threaded rod.

[0012] Furthermore, a groove is opened at the bottom end of the vertical rod, and a handwheel is inserted into the bottom end of the side wall of the vertical rod. The handwheel passes through the groove and is rotatably connected to the side wall of the vertical rod. The part of the handwheel inserted into the groove is fixedly provided with a first bevel gear, and the bottom end of the threaded rod passes through the groove and is fixedly provided with a second bevel gear, and the first bevel gear and the second bevel gear are meshed with each other.

[0013] Furthermore, the positioning assembly includes a positioning block, a positioning screw and a positioning nut. A second slide groove is provided inside the sliding rod, the positioning block is inserted in the second slide groove and slides vertically along the second slide groove, a third slide groove is provided on the side wall of the sliding rod, the third slide groove is communicated with the second slide groove, a through hole is provided on the top of the side wall of the vertical rod, one end of the positioning screw is fixedly connected to the positioning block, the other end of the positioning screw passes through the third slide groove and the through hole in sequence and slides vertically along the third slide groove, and the positioning nut is rotatably connected to the part of the positioning screw passing through the through hole and contacts with the side wall of the vertical rod.

[0014] Compared with the prior art, the beneficial effects of the utility model are:

[0015] ① The construction warning sign for highway engineering provided by the utility model is provided with moving wheels and supporting legs. The moving wheels are fixedly arranged at the bottom ends of the supporting legs, which facilitates the movement of the device and improves the maneuverability of the device. At the same time, the supporting legs are sleeved on the moving wheels and the device is supported by the coordinated use of the sleeve frame and the rotating shaft, thereby improving the stability of the device.

[0016] ② The construction warning sign for highway engineering provided by the utility model is provided with an insert block, which is inserted into a slot and slides horizontally along the slot. One end of the insert block passes through the slot and is inserted into the socket at the bottom end of the inner wall of the frame to fix the support foot, thereby improving the stability of the device.

[0017] ③ The construction warning sign for highway engineering provided by the utility model is provided with a positioning block, a positioning screw and a positioning nut. The positioning block cooperates with the positioning screw and the positioning nut to fix the position between the slide bar and the vertical bar, thereby improving the stability of the device. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] The accompanying drawings are used to provide a further understanding of the present invention and constitute a part of the specification. Together with the embodiments of the present invention, they are used to explain the present invention and do not constitute a limitation of the present invention. In the accompanying drawings:

[0019] Figure 1 It is a schematic diagram of the overall structure of a construction warning sign for a highway project in the utility model (I).

[0020] Figure 2 It is a schematic diagram (II) of the overall structure of a construction warning sign for highway engineering in the utility model.

[0021] Figure 3 It is a cross-sectional view of the internal structure of the sleeve frame and the rotating shaft in the utility model.

[0022] Figure 4 It is a specific structural schematic diagram of the height adjustment mechanism in the utility model.

[0023] In the figure: 1. warning sign; 2. base frame; 3. supporting leg; 4. moving wheel; 5. supporting foot; 6. sleeve frame; 7. rotating shaft; 8. placement groove; 9. protrusion; 10. connecting column; 11. buckle; 12. plug block; 13. slot; 14. socket; 15. paddle; 16. first slide groove; 17. vertical rod; 18. slide rod; 19. connecting block; 20. threaded rod; 21. slider; 22. groove; 23. hand wheel; 24. first bevel gear; 25. second bevel gear; 26. positioning block; 27. positioning screw; 28. positioning nut; 29. ​​second slide groove; 30. third slide groove; 31. perforation. DETAILED DESCRIPTION

[0024] 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.

[0025] like Figure 1 , Figure 2As shown, a construction warning sign for highway engineering includes a warning sign 1, a height adjustment mechanism arranged at the bottom of the warning sign 1, and a mobile support mechanism arranged at the bottom of the height adjustment mechanism. Specifically, the warning sign 1 is arranged at the top of the height adjustment mechanism, and the mobile support mechanism is arranged at the bottom of the height adjustment mechanism. The mobile support mechanism includes a base frame 2, support legs 3, moving wheels 4, support feet 5 and a sleeve frame 6. The height adjustment mechanism is arranged on the top surface of the base frame 2, the support legs 3 are fixedly arranged at the four corners of the base frame 2, the moving wheels 4 are fixedly arranged at the bottom of the support legs 3, two sleeve frames 6 are fixedly arranged on both sides of the support feet 5, a rotating shaft 7 is fixedly arranged at the bottom end of the side wall of the support leg 3, the sleeve frame 6 is sleeved on the rotating shaft 7 and is rotatably connected to the rotating shaft 7 and slides vertically along the rotating shaft 7, a placement groove 8 is opened on the top surface of the support foot 5, and the moving wheel 4 is inserted into the sleeve frame 6. In the placement groove 8, specifically, the height adjustment mechanism is arranged on the top surface of the base frame 2, the support legs 3 are welded to the four corners of the base frame 2, the moving wheels 4 are welded to the bottom ends of the support legs 3, and the two sleeves 6 are welded to the two sides of the support feet 5. The bottom ends of the side walls of the support legs 3 are welded with a rotating shaft 7, the sleeve 6 is sleeved on the rotating shaft 7 and is rotatably connected to the rotating shaft 7 and slides vertically along the rotating shaft 7, and a placement groove 8 is opened on the top surface of the support foot 5. When the sleeve 6 moves vertically along the rotating shaft 7, the moving wheel 4 is inserted into the placement groove 8.

[0026] In the utility model, by setting the moving wheel 4 and the supporting foot 5, the moving wheel 4 is fixedly set at the bottom end of the supporting leg 3, which is convenient for moving the device and improves the maneuverability of the device; at the same time, the supporting foot 5 is mounted on the moving wheel 4 and the device is supported by the coordinated use of the sleeve frame 6 and the rotating shaft 7, thereby improving the stability of the device.

[0027] A protrusion 9 is fixedly provided on the side wall of the supporting foot 5, a connecting column 10 is fixedly provided between the two protrusions 9, a buckle 11 is fixedly provided on the bottom surface of the base frame 2, and the bottom end of the buckle 11 is snap-engaged with the connecting column 10. Specifically, a protrusion 9 is welded on the side wall of the supporting foot 5, a connecting column 10 is welded between the two protrusions 9, and a buckle 11 is welded on the bottom surface of the base frame 2, and the bottom end of the buckle 11 is snap-engaged with the connecting column 10.

[0028] like Figure 3 As shown, the mobile support mechanism also includes an insert block 12, slots 13 are provided on both sides of the interior of the rotating shaft 7, one end of the insert block 12 is inserted into the slot 13 and slides horizontally along the slot 13, a hole 14 is provided on the inner wall of the sleeve frame 6, the other end of the insert block 12 passes through the slot 13 and is inserted into the inside of the hole 14. Specifically, slots 13 are provided on both sides of the interior of the rotating shaft 7, one end of the insert block 12 is inserted into the slot 13 and slides horizontally along the slot 13, and a hole 14 is provided at the bottom end of the inner wall of the sleeve frame 6. When the moving wheel 4 is inserted into the placement groove 8, the other end of the insert block 12 passes through the slot 13 and is inserted into the inside of the hole 14 to fix the supporting foot 5.

[0029] In the present invention, an insert block 12 is provided, which is inserted into a slot 13 and slides horizontally along the slot 13. One end of the insert block 12 passes through the slot 13 and is inserted into a socket 14 at the bottom of the inner wall of the sleeve frame 6 to fix the support foot 5, thereby improving the stability of the device.

[0030] A paddle 15 is fixedly provided on the side wall at one end where the two plug blocks 12 are close to each other, and a first slide groove 16 is opened at the position where the rotating shaft 7 contacts the paddle 15. The paddle 15 passes through the first slide groove 16 and slides horizontally along the first slide groove 16. Specifically, a paddle 15 is welded on the side wall at one end where the two plug blocks 12 are close to each other, and a first slide groove 16 is opened at the position where the rotating shaft 7 contacts the paddle 15. The paddle 15 passes through the first slide groove 16 and slides horizontally along the first slide groove 16.

[0031] like Figure 4 As shown, the height adjustment mechanism includes a vertical rod 17, a sliding rod 18 and a positioning assembly. The bottom end of the vertical rod 17 is fixedly connected to the top surface of the base frame 2, the sliding rod 18 is inserted in the vertical rod 17 and slides vertically along the vertical rod 17, the top end of the sliding rod 18 passes through the vertical rod 17 and is fixedly provided with a connecting block 19, the top surface of the connecting block 19 is fixedly connected to the warning sign 1, and the positioning assembly is arranged between the vertical rod 17 and the sliding rod 18, which is specifically manifested in that the bottom end of the vertical rod 17 is welded to the top surface of the base frame 2, the sliding rod 18 is inserted in the vertical rod 17 and slides vertically along the vertical rod 17, the top end of the sliding rod 18 passes through the vertical rod 17 and the part that passes through the vertical rod 17 is welded with the connecting block 19, and the top surface of the connecting block 19 is welded to the bottom end of the warning sign 1.

[0032] The height adjustment mechanism also includes a threaded rod 20, which is inserted into the vertical rod 17 and rotatably connected to the vertical rod 17. A slider 21 is fixedly arranged at the bottom end of the two sliding rods 18. The slider 21 is sleeved on the threaded rod 20 and slides vertically along the inside of the vertical rod 17 through the threaded rod 20. Specifically, the threaded rod 20 is inserted into the vertical rod 17 and rotatably connected to the vertical rod 17. The slider 21 is welded to the bottom end of the two sliding rods 18. A through hole is opened on the slider 21. The slider 21 is sleeved on the threaded rod 20 through the through hole and slides vertically along the inside of the vertical rod 17 through the threaded rod 20.

[0033] A groove 22 is provided at the bottom end of the vertical rod 17, and a handwheel 23 is inserted at the bottom end of the side wall of the vertical rod 17. The handwheel 23 passes through the groove 22 and is rotatably connected to the side wall of the vertical rod 17. The part of the handwheel 23 inserted into the groove 22 is fixedly provided with a first bevel gear 24, and the bottom end of the threaded rod 20 passes through the groove 22 and is fixedly provided with a second bevel gear 25, and the first bevel gear 24 and the second bevel gear 25 are meshed with each other. Specifically, a groove 22 is provided at the bottom end of the vertical rod 17, and a handwheel 23 is inserted at the bottom end of the side wall of the vertical rod 17. The handwheel 23 passes through the groove 22 and is rotatably connected to the side wall of the vertical rod 17, and the part of the handwheel 23 inserted into the groove 22 is welded with a first bevel gear 24, and the bottom end of the threaded rod 20 passes through the groove 22 and is welded with a second bevel gear 25, and the first bevel gear 24 and the second bevel gear 25 are meshed with each other.

[0034] The positioning assembly includes a positioning block 26, a positioning screw 27 and a positioning nut 28. A second slide groove 29 is provided inside the slide bar 18. The positioning block 26 is inserted in the second slide groove 29 and slides vertically along the second slide groove 29. A third slide groove 30 is provided on the side wall of the slide bar 18. The third slide groove 30 is connected to the second slide groove 29. A through hole 31 is provided on the top of the side wall of the vertical rod 17. One end of the positioning screw 27 is fixedly connected to the positioning block 26. The other end of the positioning screw 27 passes through the third slide groove 30 and the through hole 31 in sequence and slides vertically along the third slide groove 30. The positioning nut 28 is rotatably connected to the part of the positioning screw 27 that passes through the through hole 31 and contacts the side wall of the vertical rod 17. The slide bar 18 is provided with a second slide groove 29 inside, the positioning block 26 is inserted in the second slide groove 29 and slides vertically along the second slide groove 29, the side wall of the slide bar 18 is provided with a third slide groove 30, the third slide groove 30 is communicated with the second slide groove 29, a through hole 31 is provided at the top of the side wall of the vertical rod 17, one end of the positioning screw 27 is welded to the side wall of the positioning block 26, the other end of the positioning screw 27 passes through the third slide groove 30 and the through hole 31 in sequence and slides vertically along the third slide groove 30, the positioning nut 28 is sleeved on the part of the positioning screw 27 passing through the through hole 31 and is rotatably connected to the positioning screw 27, and the positioning nut 28 contacts the side wall of the vertical rod 17.

[0035] In the present invention, by providing a positioning block 26, a positioning screw 27 and a positioning nut 28, the positioning block 26 cooperates with the positioning screw 27 and the positioning nut 28 to fix the position between the slide bar 18 and the vertical bar 17, thereby improving the stability of the device.

[0036] The working principle of the highway engineering construction warning sign in this embodiment is:

[0037] The staff moves the device to the designated position through the moving wheel 4, pulls down the supporting foot 5, and the supporting foot 5 is axially rotated along the rotating shaft 7 to the bottom end of the moving wheel 4 through the sleeve frame 6, and the sleeve frame 6 slides vertically along the rotating shaft 7. The moving wheel 4 is inserted into the placement groove 8, and the paddle 15 is pushed. The paddle 15 slides horizontally along the first sliding groove 16, and the plug block 12 slides horizontally along the slot 13 with the paddle 15 and penetrates the slot 13. The part of the plug block 12 that passes through the slot 13 is inserted into the inside of the socket 14 to fix the supporting foot 5; turn the hand Wheel 23, the first bevel gear 24 rotates with the handwheel 23, the second bevel gear 25 rotates with the first bevel gear 24, the threaded rod 20 rotates with the second bevel gear 25, the slider 21 rotates with the threaded rod 20 and slides vertically along the inside of the vertical rod 17, the slide bar 18 moves vertically with the slider 21, the connecting block 19 moves vertically with the slide bar 18, the warning sign 1 moves vertically with the connecting block 19, the warning sign 1 is adjusted to an appropriate height, and the positioning nut 28 is tightened to fix the position between the vertical rod 17 and the slide bar 18.

[0038] Finally, it should be noted that the above description is only a preferred embodiment of the utility model and is not intended to limit the utility model. Although the utility model is described in detail with reference to the above embodiments, those skilled in the art can still modify the technical solutions recorded in the above embodiments or replace some of the technical features therein by equivalents. 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 construction warning sign for highway engineering, characterized by: It comprises a warning sign (1), a height adjustment mechanism arranged at the bottom end of the warning sign (1), and a movable support mechanism arranged at the bottom end of the height adjustment mechanism; The mobile support mechanism comprises a base frame (2), a support leg (3), a moving wheel (4), a support foot (5) and a sleeve frame (6); the height adjustment mechanism is arranged on the top surface of the base frame (2); the support leg (3) is fixedly arranged at the four corners of the base frame (2); the moving wheel (4) is fixedly arranged at the bottom end of the support leg (3); the two sleeve frames (6) are fixedly arranged on both sides of the support foot (5); a rotating shaft (7) is fixedly arranged at the bottom end of the side wall of the support leg (3); the sleeve frame (6) is sleeved on the rotating shaft (7) and is rotatably connected to the rotating shaft (7) and vertically slides along the rotating shaft (7); a placement groove (8) is opened on the top surface of the support foot (5); and the moving wheel (4) is inserted into the placement groove (8).

2. A highway engineering construction warning sign according to claim 1, characterized in that: A protrusion (9) is fixedly provided on the side wall of the supporting foot (5), a connecting column (10) is fixedly provided between the two protrusions (9), a buckle (11) is fixedly provided on the bottom surface of the base frame (2), and the bottom end of the buckle (11) is buckled with the connecting column (10).

3. A highway engineering construction warning sign according to claim 2, characterized in that: The mobile support mechanism also includes an insert block (12), slots (13) are provided on both sides of the interior of the rotating shaft (7), one end of the insert block (12) is inserted into the slot (13) and slides horizontally along the slot (13), an insert hole (14) is provided on the inner wall of the sleeve frame (6), and the other end of the insert block (12) passes through the slot (13) and is inserted into the interior of the insert hole (14).

4. A highway engineering construction warning sign according to claim 3, characterized in that: A paddle (15) is fixedly provided on the side wall of one end of the two inserting blocks (12) close to each other, a first slide groove (16) is provided at the position where the rotating shaft (7) contacts the paddle (15), and the paddle (15) passes through the first slide groove (16) and slides horizontally along the first slide groove (16).

5. A highway engineering construction warning sign according to claim 1, characterized in that: The height adjustment mechanism comprises a vertical rod (17), a sliding rod (18) and a positioning assembly, wherein the bottom end of the vertical rod (17) is fixedly connected to the top surface of the base frame (2), the sliding rod (18) is inserted into the vertical rod (17) and vertically slides along the vertical rod (17), the top end of the sliding rod (18) passes through the vertical rod (17) and is fixedly provided with a connecting block (19), the top surface of the connecting block (19) is fixedly connected to the warning sign (1), and the positioning assembly is arranged between the vertical rod (17) and the sliding rod (18).

6. A highway engineering construction warning sign according to claim 5, characterized in that: The height adjustment mechanism also includes a threaded rod (20), the threaded rod (20) is inserted into the vertical rod (17) and is rotatably connected to the vertical rod (17), and a slider (21) is fixedly arranged at the bottom end of the two sliding rods (18), and the slider (21) is sleeved on the threaded rod (20) and vertically slides along the inside of the vertical rod (17) through the threaded rod (20).

7. A highway engineering construction warning sign according to claim 6, characterized in that: A groove (22) is provided at the bottom end of the vertical rod (17); a hand wheel (23) is inserted into the bottom end of the side wall of the vertical rod (17); the hand wheel (23) passes through the groove (22) and is rotatably connected to the side wall of the vertical rod (17); a first bevel gear (24) is fixedly arranged on the part of the hand wheel (23) inserted into the groove (22); a second bevel gear (25) is fixedly arranged on the bottom end of the threaded rod (20) passing through the groove (22); the first bevel gear (24) and the second bevel gear (25) are meshed with each other.

8. A highway engineering construction warning sign according to claim 5, characterized in that: The positioning assembly comprises a positioning block (26), a positioning screw (27) and a positioning nut (28); a second slide groove (29) is provided inside the slide rod (18); the positioning block (26) is inserted into the second slide groove (29) and slides vertically along the second slide groove (29); a third slide groove (30) is provided on the side wall of the slide rod (18); the third slide groove (30) is communicated with the second slide groove (29); a through hole (31) is provided on the top of the side wall of the vertical rod (17); one end of the positioning screw (27) is fixedly connected to the positioning block (26); the other end of the positioning screw (27) passes through the third slide groove (30) and the through hole (31) in sequence and slides vertically along the third slide groove (30); the positioning nut (28) is rotatably connected to the part of the positioning screw (27) passing through the through hole (31) and contacts the side wall of the vertical rod (17).

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