Safety warning device for highway construction

Abstract

The utility model discloses a safety warning device for highway construction, which relates to the technical field of safety warning devices and comprises a square box, two second support frames are fixedly mounted at the bottom of the square box, and first support frames are slidably mounted on the outer walls of the two second support frames. Placing boxes are rotatably mounted on the two sides of the two first supporting frames, a second connecting rod is fixedly mounted between every two placing boxes, a first baffle is rotatably mounted on one side of the square box, and a second baffle is rotatably mounted on the other side of the square box; compared with the prior art, the safety warning device for highway construction has the advantages that the placing box, the first baffle and the second baffle are rotationally folded, when the safety warning device does not need to be used, the placing box, the first baffle and the second baffle are folded and placed in a vehicle, the occupied area of the safety warning device is reduced, transportation is convenient, and warning boards are prevented from being damaged in the transportation process. And deformation and damage are easily caused by extrusion and collision.

Description

Technical Field

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

[0002] Construction site safety warning signs are one of the indispensable safety facilities in construction. Their main function is to remind workers and pedestrians to pay attention to safety issues at the construction site and avoid accidental injuries. Strengthening safety management makes the hidden safety hazards around you clear at a glance, thereby improving the safety awareness of construction workers, ensuring safety work and promoting the steady progress of safe construction.

[0003] The Chinese patent application number 202222375356.6 proposes a safety warning device for construction, including a board box, a rotating rod is provided on the bottom wall of the inner cavity of the board box, a support plate is provided on the top wall of the rotating rod, a warning sign is provided on the top wall of the support plate, and a motor is provided on the right side of the bottom wall of the inner cavity of the board box. This new solution can be coordinated with devices such as the board box, the rotating rod and the support plate, so that the device can easily rotate and swing the warning sign, so that the warning sign can serve as a warning to people in different directions, and people in different positions can observe it, thereby reducing the occurrence of accidents; by cooperating with devices such as fan gears, adjustment racks and bevel gears, the device can easily drive the warning sign and warning light to swing left and right, effectively attracting people's attention and improving the warning effect.

[0004] However, after the improvement, the above patent still has the problem that when the warning device needs to be transported, it is inconvenient to carry because it cannot be folded, and since the warning sign for construction has a limited floor space, it is easily affected by strong winds, causing the support rod of the warning sign to fall down. Utility Model Content

[0005] In view of the deficiencies of the prior art, the utility model provides a safety warning device for highway construction, which solves the problems raised in the above-mentioned background technology.

[0006] To achieve the above objectives, the utility model is implemented through the following technical solutions: a safety warning device for highway construction, comprising a square box, two second support frames are fixedly installed on the bottom of the square box, the outer walls of the two second support frames are slidably installed with a first support frame, both sides of the two first support frames are rotatably installed with a placement box, a second connecting rod is fixedly installed between every two of the placement boxes, a first baffle is rotatably installed on one side of the square box, and a second baffle is rotatably installed on the other side of the square box, and a warning sign is arranged inside the square box and between the first baffle and the second baffle.

[0007] Preferably, the interior of the two first support frames is provided with a first sliding groove, the interior of the two first sliding grooves is rotatably installed with a screw rod, the interior of the second support frame is threadedly connected to the outer wall of the screw rod, and the second support frame can be moved upward by rotating the screw rod.

[0008] Preferably, a first connecting rod is fixedly installed between the two first support frames, and a square groove is opened inside the two first support frames and below the first sliding groove, and the second bevel gear and the first bevel gear are rotatably installed inside the two square grooves, and the second bevel gear is meshed with the first bevel gear, and a third connecting rod is fixedly installed between the two first bevel gears, and the third connecting rod is rotatably connected to the first connecting rod, one end of the screw rod extends to the inside of the square groove and is fixedly connected to the inside of the second bevel gear, and a motor is fixedly installed inside one of the screw rods, and the output end of the motor is fixedly connected to one end of the screw rod, and by starting the motor, the first bevel gear and the second bevel gear are rotated to drive the screw rod to rotate so that the second support frame moves upward, thereby adjusting the height of the warning sign to make the warning sign more obvious.

[0009] Preferably, a slot is provided inside one of the second connecting rods, and a second sliding slot is provided inside the other second connecting rod, three springs are fixedly installed inside the second sliding slot, an insertion block is fixedly installed at one end of the three springs, the insertion block is slidingly connected to the inside of the second sliding slot, a fixed block is fixedly installed on one side of the insertion block, the fixed block is slidingly connected to the inside of the second sliding slot, the insertion block is plugged into the slot, and the fixed block is pressed to disengage the insertion block from the slot, so that the limiting of the two second connecting rods can be released, the placement box can be lowered, and bricks can be placed inside.

[0010] Preferably, two second bases are fixedly installed on the top of the first baffle, and two first bases are fixedly installed on the top of the second baffle. Second buckles are rotatably installed on the top of the two second bases, and first buckles are rotatably installed inside the two second buckles. The first buckles are clamped inside the first base, and the first baffle and the second baffle can be fixed together through the cooperation of the first buckle and the second buckle.

[0011] Preferably, the middle of the square box and one side of the first baffle are both provided with glass, so that pedestrians can see the contents of the warning sign conveniently.

[0012] The utility model provides a safety warning device for highway construction, which has the following beneficial effects:

[0013] 1. The safety warning device for highway construction rotates and retracts the placement box, the first baffle plate and the second baffle plate. When not in use, the placement box is retracted and placed in the vehicle, thereby reducing the footprint of the safety warning device, facilitating transportation, and preventing the warning sign from being easily deformed and damaged due to squeezing and collision during transportation.

[0014] 2. The safety warning device for highway construction releases the limit of the two second connecting rods, then puts down the placement box, and then places heavier objects such as bricks in the corresponding four placement boxes, so that the bottom of the safety warning device is firmly pressed by the heavy objects, avoiding the problem of the support rod of the warning sign being overturned due to strong winds. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a schematic diagram of the structure of the utility model;

[0016] Figure 2 This is the main and sectional view of the utility model;

[0017] Figure 3 For this utility model Figure 2 A in the enlarged view;

[0018] Figure 4 It is a top view of the utility model;

[0019] Figure 5 For this utility model Figure 4 The enlarged view of point B in the figure;

[0020] Figure 6 For this utility model Figure 4 The enlarged view of point C in the figure;

[0021] Figure 7 It is a side sectional view of the utility model;

[0022] Figure 8 For this utility model Figure 7 Enlarged view of point D in .

[0023] In the figure: 1, square box; 2, first baffle; 3, second baffle; 4, first support frame; 5, first connecting rod; 6, second connecting rod; 7, placement box; 8, second support frame; 9, first sliding groove; 10, square groove; 11, first bevel gear; 12, second bevel gear; 13, motor; 14, screw rod; 15, third connecting rod; 16, slot; 17, second sliding groove; 18, spring; 19, plug block; 20, fixed block; 21, first base; 22, second base; 23, first buckle; 24, second buckle. DETAILED DESCRIPTION

[0024] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all of the embodiments.

[0025] Embodiment 1

[0026] See also Figures 1 to 8 The utility model provides a technical solution: a safety warning device for highway construction, comprising a square box 1, two second support frames 8 are fixedly installed at the bottom of the square box 1, the outer walls of the two second support frames 8 are slidably installed with first support frames 4, both sides of the two first support frames 4 are rotatably installed with placement boxes 7, a second connecting rod 6 is fixedly installed between every two placement boxes 7, a first baffle 2 is rotatably installed on one side of the square box 1, and a second baffle 3 is rotatably installed on the other side of the square box 1, a warning sign is arranged inside the square box 1 and between the first baffle 2 and the second baffle 3, and glass is arranged in the middle of one side of the square box 1 and the first baffle 2.

[0027] The interiors of the two first support frames 4 are each provided with a first sliding groove 9, and the interiors of the two first sliding grooves 9 are both rotatably installed with a screw rod 14, the interior of the second support frame 8 is threadedly connected to the outer wall of the screw rod 14, a first connecting rod 5 is fixedly installed between the two first support frames 4, a square groove 10 is provided inside the two first support frames 4 and below the first sliding groove 9, the interiors of the two square grooves 10 are both rotatably installed with a second bevel gear 12 and a first bevel gear 11, the second bevel gear 12 is meshedly connected with the first bevel gear 11, a third connecting rod 15 is fixedly installed between the two first bevel gears 11, and the third connecting rod 15 is rotatably connected with the first connecting rod 5, one end of the screw rod 14 extends to the interior of the square groove 10 and is fixedly connected to the interior of the second bevel gear 12, a motor 13 is fixedly installed inside one of the screw rods 14, and the output end of the motor 13 is fixedly connected to one end of the screw rod 14, by starting the motor 13, the first bevel gear 11 and the second bevel gear 12 are rotated to drive the screw rod 14 to rotate so that the second support frame 8 moves upward, and the height of the warning sign is adjusted to make the warning sign more obvious.

[0028] A slot 16 is provided inside one of the second connecting rods 6, and a second sliding groove 17 is provided inside the other second connecting rod 6. Three springs 18 are fixedly installed inside the second sliding groove 17, and an insert block 19 is fixedly installed at one end of the three springs 18. The insert block 19 is slidably connected to the inside of the second sliding groove 17. A fixed block 20 is fixedly installed on one side of the insert block 19. The fixed block 20 is slidably connected to the inside of the second sliding groove 17. The insert block 19 is plugged into the slot 16. Pressing the fixed block 20 disengages the insert block 19 from the slot 16, thereby releasing the limit of the two second connecting rods 6, allowing the placement box 7 to be lowered and bricks to be placed inside.

[0029] Two second bases 22 are fixedly installed on the top of the first baffle 2, and two first bases 21 are fixedly installed on the top of the second baffle 3. Second buckles 24 are rotatably installed on the top of the two second bases 22, and first buckles 23 are rotatably installed inside the two second buckles 24. The first buckle 23 is snapped into the inside of the first base 21. Through the cooperation of the first buckle 23 and the second buckle 24, the first baffle 2 and the second baffle 3 can be fixed.

[0030] To sum up, when using the safety warning device for highway construction, press the fixed block 20 to disengage the plug block 19 from the slot 16, release the limit of the two second connecting rods 6, put down the placement box 7, place the bricks in the placement box 7 to prevent the warning device from being blown down during strong winds, turn the first buckle 23 to release the limit of the first baffle 2 and the second baffle 3, rotate the first baffle 2 and the second baffle 3 and lower it, place the warning sign in the square box 1 and close it, start the motor 13, rotate the first bevel gear 11 and the second bevel gear 12 to drive the screw 14 to rotate and move the second support frame 8 upward, adjust the height of the warning sign to make the warning sign more obvious.

[0031] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes within the technical scope disclosed by the present invention according to the technical scheme and the utility model concept of the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A safety warning device for highway construction, comprising a square box (1), characterized in that: Two second support frames (8) are fixedly mounted on the bottom of the square box (1); the first support frames (4) are slidably mounted on the outer walls of the two second support frames (8); placement boxes (7) are rotatably mounted on both sides of the two first support frames (4); a second connecting rod (6) is fixedly mounted between every two placement boxes (7); a first baffle (2) is rotatably mounted on one side of the square box (1); a second baffle (3) is rotatably mounted on the other side of the square box (1); and a warning sign is arranged inside the square box (1) and between the first baffle (2) and the second baffle (3).

2. A safety warning device for highway construction according to claim 1, characterized in that: The first two support frames (4) are each provided with a first sliding groove (9), the inside of the first two sliding grooves (9) are each rotatably mounted with a screw rod (14), and the inside of the second support frame (8) is threadedly connected to the outer wall of the screw rod (14).

3. A safety warning device for highway construction according to claim 2, characterized in that: A first connecting rod (5) is fixedly installed between the two first support frames (4); a square groove (10) is provided inside the two first support frames (4) and below the first sliding groove (9); a second bevel gear (12) and a first bevel gear (11) are rotatably installed inside the two square grooves (10); the second bevel gear (12) is meshingly connected with the first bevel gear (11); a third connecting rod (15) is fixedly installed between the two first bevel gears (11); the third connecting rod (15) is rotatably connected with the first connecting rod (5); one end of the screw rod (14) extends to the inside of the square groove (10) and is fixedly connected to the inside of the second bevel gear (12); a motor (13) is fixedly installed inside one of the screw rods (14); the output end of the motor (13) is fixedly connected to one end of the screw rod (14).

4. A safety warning device for highway construction according to claim 1, characterized in that: A slot (16) is provided inside one of the second connecting rods (6), and a second sliding groove (17) is provided inside another of the second connecting rods (6). Three springs (18) are fixedly installed inside the second sliding groove (17), and an insert block (19) is fixedly installed at one end of the three springs (18). The insert block (19) is slidably connected to the inside of the second sliding groove (17). A fixed block (20) is fixedly installed on one side of the insert block (19), and the fixed block (20) is slidably connected to the inside of the second sliding groove (17). The insert block (19) is plugged into the slot (16).

5. A safety warning device for highway construction according to claim 1, characterized in that: Two second bases (22) are fixedly mounted on the top of the first baffle (2), two first bases (21) are fixedly mounted on the top of the second baffle (3), second buckles (24) are rotatably mounted on the tops of the two second bases (22), first buckles (23) are rotatably mounted inside the two second buckles (24), and the first buckles (23) are clamped inside the first bases (21).

6. A safety warning device for highway construction according to claim 1, characterized in that: The middle of one side of the square box (1) and the first baffle (2) are both provided with glass.

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