Night warning device for road construction

Abstract

The utility model relates to the field of road construction, and provides a night warning device for road construction, which comprises a warning board, a support plate and a base, the bottom of the warning board is movably connected with the support plate, and the base is fixed at the bottom of the support plate. Compared with the prior art, the warning board has the advantages that through the design of the connecting piece and the clamping assembly, when the warning board is used in a strong wind environment, the lock catch can be opened at the moment, then the warning board and the supporting plate are folded till the rear side of the warning board and the limiting angle plate are extruded together, and then the connecting piece which is adsorbed and fixed is pulled out from the containing groove; the end of the connecting piece and the connecting assembly on the rear side of the warning board are connected together, so that a triangular supporting system can be formed among the warning board, the supporting plate, the base and the connecting piece, and the stability of the warning device in strong wind weather is improved through the triangular supporting system; and meanwhile, a counter weight can be placed on the supporting plate to further improve the stability of the warning device in strong wind weather.

Description

Technical Field

[0001] The utility model relates to a nighttime warning device for road construction, belonging to the field of road construction. Background Art

[0002] With the rapid development of urban construction in our city, the situation of occupying roads for construction is becoming more and more common. In the process of road construction, for the sake of safety, some warning signs are often set up, especially at night, when driving safety deserves more attention. However, when encountering severe weather such as strong winds, the existing warning device is welded with a base plate, which has limited gravity, and the base of the existing warning device is small in size, which is easily blown by the wind or even blown down in strong winds, and the warning device with a large base is inconvenient to transport. Utility Model Content

[0003] In view of the deficiencies in the prior art, the utility model aims to provide a nighttime warning device for road construction.

[0004] In order to achieve the above purpose, the utility model is implemented through the following technical solutions:

[0005] A nighttime warning device for road construction comprises a warning sign, a support plate and a base, wherein the bottom of the warning sign is movably connected to the support plate, the bottom of the support plate is fixed to the base, the bottom of the warning sign is fixed to the top of the support plate by a lock, a reflective strip and a warning marking area are provided on one side of the front of the warning sign, a storage groove is provided at the bottom of the base, a connecting piece is provided in the storage groove, and a clamping assembly matching the connecting piece is provided on the rear side of the warning sign.

[0006] Furthermore, the connecting member includes a support rod with one end movably connected to the inside of the storage groove, the other end of the support rod is movably connected to one end of a movable rod, the other end of the movable rod is fixed with a threaded rod, a threaded sleeve is threadedly sleeved on the threaded rod, the end of the threaded sleeve is rotatably connected to one end of a fixing ring, and the other end of the fixing ring is fixedly connected to a clamping rod.

[0007] Furthermore, a threaded hole matching with the threaded rod is formed on the threaded sleeve, and a damping washer is provided at the movable connection between the threaded sleeve and the fixing ring.

[0008] Furthermore, a magnetic adsorption block 1 and a magnetic adsorption block 2 are respectively provided on the outer surface of the clamping rod and the inner wall of the storage groove, and the magnetic adsorption block 1 and the magnetic adsorption block 2 are adsorbed and fixed.

[0009] Furthermore, the snap-on assembly includes an inner cavity opened inside the warning sign, a socket is opened on one side of the inner cavity and penetrates to the outer surface of the rear side of the warning sign, and a snap-on groove matching the snap-on rod is also provided on the inner wall of the inner cavity, and the snap-on groove and the socket are arranged perpendicular to each other.

[0010] Furthermore, the threaded sleeve carries the fixing ring and the clamping rod through the insertion hole and penetrates into the inner cavity, and the clamping rod is clamped in the clamping groove.

[0011] Furthermore, a limiting angle plate is provided on the top of the rear side of the support plate, and an elastic pad is provided on the outer surface of the limiting angle plate.

[0012] Furthermore, a plurality of ventilation holes are provided on the warning sign and between the reflective strip and the warning mark area, and warning mark text and a warning sign are provided on the warning mark area.

[0013] Beneficial effects of the utility model:

[0014] Through the design of the connecting piece, it can be stored inside the base for use during normal use, and can be pulled out and connected to the snap-on assembly in windy weather, so that a triangular support system can be formed between the warning sign, support plate, base and connecting piece.

[0015] Through the design of the clamping assembly, when the connecting piece is pulled out, the angle of the support rod on the connecting piece is adjusted and the movable rod is bent, so that the end of the movable rod can be inserted into the inner cavity from the socket with the threaded rod, threaded sleeve, fixing ring and clamping rod. At this time, the clamping rod is in the same horizontal state as the socket. Then, pinch the fixing ring and rotate it ninety degrees to drive the clamping rod to rotate into a vertical state matching the clamping groove. Then, pinch the fixing ring with one hand to keep the clamping rod in the vertical state unchanged, and rotate the threaded sleeve with the other hand. One end of the threaded sleeve idles in the fixing ring, and the other end rotates forward on the threaded rod, thereby driving the clamping rod to move and clamp into the clamping groove. After the clamping is completed, a triangular support system can be formed between the warning sign, the support plate, the base and the connecting piece. The triangular support system improves the stability of the warning device in windy weather.

[0016] By designing the limiting angle plate, the bending angle of the warning sign can be limited, so that a triangular support system can be formed between the warning sign, the support plate, the base and the connecting parts.

[0017] Through the design of the elastic pad, an elastic buffer space can be provided during the connection process between the connecting piece and the clamping assembly.

[0018] Through the design of the ventilation holes, air can flow through the warning sign through the ventilation holes in windy weather, thereby reducing the wind resistance area of ​​the warning sign. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0020] Figure 1 It is a frontal stereoscopic schematic diagram of a nighttime warning device for road construction according to the utility model in an unfolded state;

[0021] Figure 2 It is a rear-view stereoscopic schematic diagram of a nighttime warning device for road construction according to the utility model in an unfolded state;

[0022] Figure 3 This is a schematic diagram of the structure of a nighttime warning device for road construction in the utility model in a folded state without ventilation holes. Figure 1 ;

[0023] Figure 4 This is a schematic diagram of the structure of a nighttime warning device for road construction in the utility model in a folded state without ventilation holes. Figure 2 ;

[0024] Figure 5 This is a schematic diagram of the structure of a connecting piece of a nighttime warning device for road construction according to the utility model;

[0025] Figure 6 This is a schematic diagram of the connection structure between a threaded sleeve and a fixing ring of a nighttime warning device for road construction according to the utility model;

[0026] Figure 7 The utility model is a schematic diagram of the inner structure of the inner cavity of a nighttime warning device for road construction.

[0027] In the figure, 1. warning sign; 2. support plate; 3. base; 4. limiting angle plate; 5. elastic pad; 6. storage slot; 7. connecting piece; 8. support rod; 9. movable rod; 10. threaded rod; 11. threaded sleeve; 12. fixing ring; 13. clamping rod; 14. threaded hole; 15. inner cavity; 16. socket; 17. clamping slot; 18. reflective strip; 19. warning mark area; 20. ventilation hole; 21. lock. DETAILED DESCRIPTION

[0028] 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.

[0029] See also Figure 1-Figure 7 The utility model provides a technical solution for a nighttime warning device for road construction, comprising a warning sign 1, a support plate 2 and a base 3. The bottom of the warning sign 1 is movably connected to the support plate 2, the bottom of the support plate 2 is fixed with the base 3, the bottom of the warning sign 1 and the top of the support plate 2 are connected and fixed by a lock 21, a reflective strip 18 and a warning mark area 19 are provided on one side of the front of the warning sign 1, a storage groove 6 is provided at the bottom of the base 3, a connecting piece 7 is provided in the storage groove 6, a clamping assembly matched with the connecting piece 7 is provided on the rear side of the warning sign 1, and conventional nighttime warning components such as warning lights in the prior art can also be added to the warning sign 1.

[0030] See also Figure 4-Figure 6 The connecting member 7 includes a support rod 8 movably connected to the inside of the storage groove 6 at one end, and the other end of the support rod 8 is movably connected to one end of a movable rod 9, and the other end of the movable rod 9 is fixed with a threaded rod 10, and a threaded sleeve 11 is threadedly sleeved on the threaded rod 10, and the end of the threaded sleeve 11 is rotatably connected to one end of a fixing ring 12, and the other end of the fixing ring 12 is connected and fixed to a clamping rod 13; through the design of the connecting member 7, it can be stored inside the base 3 for use during normal use, and can be pulled out and connected to the clamping assembly in windy weather, so that a triangular support system can be formed between the warning sign 1, the support plate 2, the base 3 and the connecting member 7.

[0031] See also Figure 6 The threaded sleeve 11 is provided with a threaded hole 14 which matches with the threaded rod 10, and a damping washer is provided at the movable connection between the threaded sleeve 11 and the fixing ring 12; through the design of the damping washer, the connection between the threaded sleeve 11 and the fixing ring 12 has a damping effect and will not shake at will.

[0032] A magnetic adsorption block 1 and a magnetic adsorption block 2 are respectively provided on the outer surface of the clamping rod 13 and the inner wall of the storage groove 6, and the magnetic adsorption block 1 and the magnetic adsorption block 2 are adsorbed and fixed; through the setting of the magnetic adsorption block 1 and the magnetic adsorption block 2, the connecting member 7 can be stably adsorbed and fixed to the storage groove 6 when it is stored in the storage groove 6.

[0033] See also Figure 7The clamping assembly includes an inner cavity 15 opened inside the warning sign 1, and a socket 16 is opened on one side of the inner cavity 15 and penetrates to the outer surface of the rear side of the warning sign 1. A clamping groove 17 matching the clamping rod 13 is also provided on the inner wall of the inner cavity 15, and the clamping groove 17 and the socket 16 are arranged perpendicular to each other. The threaded sleeve 11 carries the fixing ring 12 and the clamping rod 13 through the socket 16 to penetrate into the inner cavity 15, and the clamping rod 13 is clamped in the clamping groove 17; through the design of the clamping assembly, when the connecting member 7 is pulled out, the angle of the support rod 8 on the connecting member 7 is adjusted and the movable rod 9 is bent, so that the end of the movable rod 9 can carry the threaded rod 10, the threaded sleeve 11, the fixing ring 12, the clamping rod 13 The connecting rod 13 is inserted into the inner cavity 15 from the socket 16. At this time, the clamping rod 13 is in the same horizontal state as the socket 16. Then, the fixing ring 12 is pinched by hand and rotated ninety degrees to drive the clamping rod 13 to rotate into a vertical state matching the clamping groove 17. Then, one hand pinches the fixing ring 12 to keep the clamping rod 13 in the vertical state from changing, and the other hand rotates the threaded sleeve 11. One end of the threaded sleeve 11 rotates idly in the fixing ring 12, and the other end rotates forward on the threaded rod 10, thereby driving the clamping rod 13 to move and clamp into the clamping groove 17. After the clamping is completed, a triangular support system can be formed between the warning sign 1, the support plate 2, the base 3 and the connecting piece 7. The triangular support system improves the stability of the warning device in windy weather.

[0034] See also Figure 2 A limiting angle plate 4 is provided on the top of the rear side of the support plate 2, and an elastic pad 5 is provided on the outer surface of the limiting angle plate 4; through the design of the limiting angle plate 4, the bending angle of the warning sign 1 can be limited, so that a triangular support system can be formed between the warning sign 1, the support plate 2, the base 3 and the connecting member 7. Through the design of the elastic pad 5, an elastic buffer space can be provided during the connection process of the connecting member 7 and the clamping assembly.

[0035] See also Figure 1 A plurality of ventilation holes 20 are provided on the warning sign 1 and between the reflective strip 18 and the warning mark area 19, and warning mark text and warning signs are provided on the warning mark area 19; through the design of the ventilation holes 20, air can flow through the warning sign 1 through the ventilation holes 20 in windy weather, thereby reducing the wind resistance area of ​​the warning sign 1.

[0036] During normal use, the warning sign 1 and the support plate 2 are locked together by the lock buckle 21, so that the warning device can be kept in an upright state; when used in a windy environment, the lock buckle 21 can be opened, and then the warning sign 1 and the support plate 2 are folded until the rear side of the warning sign 1 is squeezed together with the limiting angle plate 4, and then the adsorbed and fixed connecting piece 7 is removed from the storage groove 6, and then the angle of the supporting rod 8 on the connecting piece 7 is adjusted and the movable rod 9 is bent, so that the end of the movable rod 9 can be inserted into the inner cavity 15 from the socket 16 with the threaded rod 10, the threaded sleeve 11, the fixing ring 12, and the clamping rod 13. At this time, the clamping rod 13 is in the same horizontal state as the socket 16, and then the fixing ring 12 is pinched by hand and rotated ninety degrees to drive the clamping rod 13 to rotate It turns into a vertical state matching the clamping groove 17. Then, one hand pinches the fixing ring 12 to keep the clamping rod 13 in the vertical state, and the other hand rotates the threaded sleeve 11. One end of the threaded sleeve 11 idles in the fixing ring 12, and the other end rotates forward on the threaded rod 10, thereby driving the clamping rod 13 to move and clamp into the clamping groove 17. After the clamping is completed, a triangular support system can be formed between the warning sign 1, the support plate 2, the base 3 and the connecting piece 7. The triangular support system improves the stability of the warning device in windy weather. At the same time, a counterweight can be placed on the support plate 2 to further improve the stability of the warning device in windy weather. The counterweight can be a brick, stone or other heavy object, so that the warning device can be suitable for various construction environments.

[0037] Although this specification is described according to implementation modes, not every implementation mode includes only one independent technical solution. This description of the specification is only for the sake of clarity. Those skilled in the art should regard the specification as a whole. The technical solutions in each embodiment may also be appropriately combined to form other implementation modes that can be understood by those skilled in the art.

Claims

1. A nighttime warning device for road construction, characterized in that: The warning sign (1) comprises a warning sign (1), a support plate (2) and a base (3); the bottom of the warning sign (1) is movably connected to the support plate (2); the bottom of the support plate (2) is fixed to the base (3); the bottom of the warning sign (1) and the top of the support plate (2) are connected and fixed via a lock (21); a reflective strip (18) and a warning mark area (19) are provided on the front side of the warning sign (1); a storage groove (6) is provided at the bottom of the base (3); a connecting piece (7) is provided in the storage groove (6); and a clamping assembly matching the connecting piece (7) is provided on the rear side of the warning sign (1).

2. A road construction night warning device according to claim 1, characterized in that: The connecting member (7) comprises a support rod (8) having one end movably connected to the interior of the receiving groove (6); the other end of the support rod (8) is movably connected to one end of a movable rod (9); the other end of the movable rod (9) is fixed to a threaded rod (10); a threaded sleeve (11) is threadedly sleeved on the threaded rod (10); an end of the threaded sleeve (11) is rotatably connected to one end of a fixing ring (12); and the other end of the fixing ring (12) is fixedly connected to a clamping rod (13).

3. A road construction night warning device according to claim 2, characterized in that: The threaded sleeve (11) is provided with a threaded hole (14) that matches the threaded rod (10), and a damping washer is provided at the movable connection between the threaded sleeve (11) and the fixing ring (12).

4. A road construction night warning device according to claim 3, characterized in that: A first magnetic attraction block and a second magnetic attraction block are respectively provided on the outer surface of the clamping rod (13) and the inner wall of the storage groove (6), and the first magnetic attraction block and the second magnetic attraction block are fixed by adsorption.

5. A road construction night warning device according to claim 4, characterized in that: The clamping assembly comprises an inner cavity (15) formed inside the warning sign (1), a plug hole (16) penetrating to the outer surface of the rear side of the warning sign (1) being formed on one side of the inner cavity (15), and a clamping groove (17) cooperating with the clamping rod (13) being formed on the inner wall of the inner cavity (15), the clamping groove (17) and the plug hole (16) being arranged perpendicular to each other.

6. A road construction nighttime warning device according to claim 5, characterized in that: The threaded sleeve (11) carries the fixing ring (12) and the clamping rod (13) through the insertion hole (16) and penetrates into the inner cavity (15), and the clamping rod (13) is clamped in the clamping groove (17).

7. A road construction nighttime warning device according to claim 1, characterized in that: A limiting angle plate (4) is provided on the top of the rear side of the support plate (2), and an elastic pad (5) is provided on the outer surface of the limiting angle plate (4).

8. A road construction nighttime warning device according to claim 1, characterized in that: A plurality of ventilation holes (20) are provided on the warning sign (1) and between the reflective strip (18) and the warning mark area (19), and warning mark text and a warning sign are provided on the warning mark area (19).

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