Road closure device for bridge construction

Abstract

The bridge construction road closure device comprises a box body, a lifting device and a moving device, a first storage groove is formed in the left end of the interior of the box body, a second storage groove is formed in the right end of the interior of the box body, and universal wheels are fixedly connected to the four corners of the lower surface of the box body; a handle is fixedly connected to the left end of the upper surface of the box body, a lifting device is fixedly connected to the interior of a first storage groove, a plurality of branches are transversely installed in a second storage groove, circular rings are fixedly connected to the upper ends, the middle ends and the lower ends of the branches, and reflective strips are fixedly connected to the upper ends and the lower ends of the front sides of the branches; manual telescopic rods are fixedly connected to the upper end and the lower end of the box body, moving devices are fixedly connected to the output ends of the manual telescopic rods, and wheels are fixedly connected to the front end and the rear end of the bottom face of each moving device. According to the bridge construction road closure device, the road closure device can be conveniently and automatically stretched, and the position of the outer plate can be conveniently prevented from deviating when the outer plate moves.

Description

Technical Field

[0001] The utility model relates to the technical field related to road closing devices, in particular to a road closing device for bridge construction. Background Art

[0002] With the development of social economy and the improvement of people's living standards, people's demand for bridges is increasing. During the construction of roads and bridges, safety management measures are very important. What is needed now is guardrails to close the road.

[0003] The Chinese utility model patent with reference authorization announcement number CN215520336U discloses a road-closing device for bridge construction, which relates to the technical field related to road-closing devices, including a base, a transmitter and a filling bin, wherein a top cover is installed on the upper end of the base, the filling bin is arranged inside the base, and a bottom cover is arranged in the middle of the bottom end of the base. The beneficial effect is that the utility model can transmit information to external equipment at the first time when the road-closing device is monitored to be destroyed, fallen or lost through the positioning module, microprocessor, communication module, transmitter and receiver, so that personnel can check it at the first time, thereby improving the convenience of using the road-closing device, and through the crossbeam, connecting bolt, fixing bolt and filling bin, the road-closing devices can be quickly connected by snapping and twisting the bolts, and sand or water can be used as filling weights by taking local materials, thereby improving the use efficiency of the road-closing device;

[0004] However, in the prior art, the road closing device generally needs to be manually deployed by workers, which is not convenient for automatic deployment, and the moving part of the road closing device is prone to displacement during movement, which is not convenient to prevent. For this reason, we propose a bridge construction road closing device to solve the above problems. Utility Model Content

[0005] The purpose of the utility model is to provide a road closing device for bridge construction, so as to solve the problems in the prior art proposed in the above-mentioned background technology that the road closing device generally needs to be manually unfolded by workers, it is not convenient to automatically unfold the road closing device, and the moving part of the road closing device is easy to shift when moving, and it is not convenient to prevent the position shift.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a road closure device for bridge construction, comprising a box body, a lifting device and a moving device, wherein a first storage groove is provided at the left end of the interior of the box body, and a second storage groove is provided at the right end of the interior of the box body, and universal wheels are fixedly connected to the four corners of the lower surface of the box body, a handle is fixedly connected to the left end of the upper surface of the box body, and the lifting device is fixedly connected to the interior of the first storage groove;

[0007] A plurality of branches are transversely installed inside the second storage groove, and the upper, middle and lower ends of the branches are fixedly connected with rings, and the upper and lower ends of the front sides of the branches are fixedly connected with reflective strips, the upper and lower ends of the box body are fixedly connected with manual telescopic rods, and the output end of the manual telescopic rod is fixedly connected with a moving device, and the front and rear ends of the bottom of the moving device are fixedly connected with wheels.

[0008] Preferably, the lifting device is composed of a motor, a screw rod and a first connecting block. The output shaft of the motor is fixedly connected to the screw rod, and the upper and lower ends of the screw rod are both threadedly connected to the first connecting block.

[0009] Preferably, the motor is fixedly connected to the inner bottom end of the first storage groove.

[0010] Preferably, the first connecting block is rotatably connected to the circular rings at the upper and lower ends of the branch respectively.

[0011] Preferably, the circular ring in the middle of the branch is rotatably connected, and the circular rings at the upper and lower ends of the branch are rotatably connected.

[0012] Preferably, the moving device is composed of an outer plate, a third storage slot, a limiting rod and a second connecting block. The third storage slot is opened in the middle of the left side of the outer plate, and the limiting rod is fixedly connected to the inner middle of the third storage slot, and the second connecting block is slidably connected to the outer sides of the upper and lower ends of the limiting rod.

[0013] Preferably, the left end of the second connecting block is rotatably connected to the upper and lower circular rings on the right side of the branch respectively.

[0014] Compared with the prior art, the utility model has the following beneficial effects: the road-closing device for bridge construction is convenient for automatically extending the road-closing device, and is convenient for preventing the position from being offset when the outer plate moves;

[0015] 1. The threads of the upper and lower ends of the screw rod are in opposite directions. When the output shaft of the motor drives the screw rod to rotate, the first connecting blocks at the upper and lower ends of the screw rod move in opposite directions, and the first connecting block moves up and down in the first storage groove. The first connecting block moves inward, so that the branches and trunks move laterally with the device, which is convenient for automatically extending the road blocking device;

[0016] 2. The upper and lower ends of the box body are fixedly connected with a manual telescopic rod, and the output end of the manual telescopic rod is fixedly connected to the upper and lower ends of the left side of the outer panel. When the outer panel is moved to the right by the branches, the output end of the manual telescopic rod can move simultaneously with the outer panel, so as to prevent the position of the outer panel from shifting when it moves. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 This is a schematic diagram of the front view cutaway structure of the utility model;

[0018] Figure 2 This is a perspective structural diagram of the utility model;

[0019] Figure 3 This is a schematic diagram of the side cutaway structure of the first storage slot of the utility model;

[0020] Figure 4 It is a schematic diagram of the side view structure of the branch trunk of the utility model.

[0021] In the figure: 1. box body; 2. first storage slot; 3. second storage slot; 4. universal wheel; 5. handle; 6. lifting device; 601. motor; 602. screw rod; 603. first connecting block; 7. branches; 8. ring; 9. reflective strip; 10. manual telescopic rod; 11. moving device; 1101. outer panel; 1102. third storage slot; 1103. limit rod; 1104. second connecting block; 12. wheel. DETAILED DESCRIPTION

[0022] 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.

[0023] See also Figure 1-4 The utility model provides a technical solution: a bridge construction road closing device, including a box body 1, a first storage slot 2, a second storage slot 3, a universal wheel 4, a handle 5, a lifting device 6, a motor 601, a screw rod 602, a first connecting block 603, a branch 7, a ring 8, a reflective strip 9, a manual telescopic rod 10, a moving device 11, an outer plate 1101, a third storage slot 1102, a limit rod 1103, a second connecting block 1104 and a wheel 12.

[0024] A first storage slot 2 is provided at the left end of the interior of the box body 1, and a second storage slot 3 is provided at the right end of the interior of the box body 1. The first storage slot 2 is connected to the second storage slot 3. Universal wheels 4 are fixedly connected to the four corners of the lower surface of the box body 1. A handle 5 is fixedly connected to the left end of the upper surface of the box body 1. The box body 1 is pushed by holding the handle 5 to move the road blocking device. A lifting device 6 is fixedly connected to the interior of the first storage slot 2. The lifting device 6 is composed of a motor 601, a screw rod 602 and a first connecting block 603. The bottom end of the interior of the first storage slot 2 is fixedly connected to the lifting device 6. A motor 601 is connected, and the output shaft of the motor 601 is fixedly connected to a screw rod 602, and the top end of the screw rod 602 is rotatably connected to the inner top surface of the first storage slot 2, and the upper and lower ends of the screw rod 602 are both threadedly connected to a first connection block 603, and the thread directions of the upper and lower ends of the screw rod 602 are opposite, and the upper and lower ends of the screw rod 602 are respectively connected to a first connection block 603 by threads, and when the output shaft of the motor 601 rotates, the screw rod 602 is rotated, and the screw rod 602 rotates, so that the pair of first connection blocks 603 move in the first storage slot 2 in the opposite direction;

[0025] A plurality of branches 7 are installed from left to right inside the second storage groove 3. Rings 8 are fixedly connected to the upper, middle and lower ends of the branches 7. The rings 8 in the middle of every two branches 7 are rotatably connected. The two branches 7 form a group. Each group of branches 7 is in an "X" shape. The ring 8 on the right side of the top of each group of branches 7 is rotatably connected to the ring 8 on the left side of the top of the other group of branches 7. Similarly, the ring 8 on the right side of the bottom of each group of branches 7 is rotatably connected to the ring 8 on the left side of the bottom of the other group of branches 7, so that the branches 7 are crossed. The rings 8 at the upper and lower ends of the left branch 7 are rotatably connected to the first connecting blocks 603 at the upper and lower ends of the screw rod 602 respectively. When the first connecting block 603 moves inward on the screw rod 602, the top and lower ends of the branch 7 move inward, and the right end of the branch 7 moves to the right. The middle part of the right end of the second storage groove 3 is an open structure. The upper and lower ends of the front side of the branch 7 are fixedly connected with reflective strips 9. The reflective strips 9 can be illuminated when exposed to light at night to remind passing vehicles and pedestrians of this device.

[0026] The upper and lower ends of the box body 1 are fixedly connected to a manual telescopic rod 10, and the output end of the manual telescopic rod 10 is fixedly connected to a moving device 11. The moving device 11 is composed of an outer plate 1101, a third storage groove 1102, a limit rod 1103 and a second connecting block 1104. The output ends of the manual telescopic rod 10 at the upper and lower ends are respectively fixedly connected to the upper and lower ends of the left side of the outer plate 1101. When the branches 7 are gathered, the left side of the outer plate 1101 fits with the right side of the box body 1. A third storage groove 1102 is provided in the middle of the left side of the outer plate 1101. The inner middle of the third storage groove 1102 is fixedly connected to the limit rod 1103. The upper and lower ends of the limit rod 1103 The outer sides are all slidably connected with a second connecting block 1104, and the left sides of the second connecting blocks 1104 at the upper and lower ends are rotatably connected to the circular rings 8 at the upper and lower ends of the right side of the branch 7 respectively. The front and rear ends of the lower surface of the outer plate 1101 are fixedly connected with wheels 12. When the right side of the branch 7 moves to the right, the outer plate 1101 moves with it. At the same time, the second connecting block 1104 slides in the third storage groove 1102, and the output end of the manual telescopic rod 10 also moves with the outer plate 1101 to prevent the outer plate 1101 from shifting in position when moving. The above completes a series of operations of the bridge construction road closing device. The contents not described in detail in this description belong to the prior art known to professional and technical personnel in this field.

[0027] The standard parts used in the utility model can all be purchased from the market, and special-shaped parts can be customized according to the instructions and the drawings. The specific connection methods of each part adopt the conventional means such as mature bolts, rivets, welding, etc. in the existing technology. The machinery, parts and equipment all adopt the conventional models in the existing technology, and the circuit connection adopts the conventional connection method in the existing technology, which will not be described in detail here.

[0028] Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art may 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 shall be included in the protection scope of the present invention.

Claims

1. A road-closing device for bridge construction, comprising a box body (1), a lifting device (6) and a moving device (11), characterized in that: A first storage groove (2) is provided at the left end of the interior of the box body (1), and a second storage groove (3) is provided at the right end of the interior of the box body (1), and universal wheels (4) are fixedly connected to the four corners of the lower surface of the box body (1), a handle (5) is fixedly connected to the left end of the upper surface of the box body (1), and a lifting device (6) is fixedly connected to the interior of the first storage groove (2); A plurality of branches (7) are transversely mounted inside the second storage groove (3), and the upper, middle and lower ends of the branches (7) are fixedly connected to circular rings (8), and the upper and lower ends of the front sides of the branches (7) are fixedly connected to reflective strips (9), the upper and lower ends of the box body (1) are fixedly connected to manual telescopic rods (10), and the output end of the manual telescopic rod (10) is fixedly connected to a moving device (11), and the front and rear ends of the bottom of the moving device (11) are fixedly connected to wheels (12).

2. A road closure device for bridge construction according to claim 1, characterized in that: The lifting device (6) is composed of a motor (601), a screw rod (602) and a first connecting block (603). The output shaft of the motor (601) is fixedly connected to the screw rod (602), and the upper and lower ends of the screw rod (602) are both threadedly connected to the first connecting block (603).

3. A road closure device for bridge construction according to claim 2, characterized in that: The motor (601) is fixedly connected to the inner bottom end of the first storage groove (2).

4. A road closure device for bridge construction according to claim 2, characterized in that: The first connection block (603) is rotatably connected to the circular rings (8) at the upper and lower ends of the branch (7) respectively.

5. The bridge construction road closing device according to claim 1, characterized in that: The circular ring (8) in the middle of the branch (7) is rotatably connected, and the circular rings (8) at the upper and lower ends of the branch (7) are rotatably connected.

6. A road closure device for bridge construction according to claim 1, characterized in that: The moving device (11) is composed of an outer plate (1101), a third storage slot (1102), a limiting rod (1103) and a second connecting block (1104); the third storage slot (1102) is provided in the middle of the left side of the outer plate (1101); the limiting rod (1103) is fixedly connected to the middle of the inner part of the third storage slot (1102); and the second connecting block (1104) is slidably connected to the outer sides of the upper and lower ends of the limiting rod (1103).

7. A road closure device for bridge construction according to claim 6, characterized in that: The left end of the second connection block (1104) is rotatably connected to the upper and lower circular rings (8) on the right side of the branch (7).

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