Guardrail auxiliary mounting device

Abstract

The utility model relates to the related technical field of road construction, and discloses an auxiliary guardrail installation device which comprises a flat car, a pushing handle is fixedly connected to the tail of the flat car, a grip is fixedly connected to the pushing handle, and the front end of the flat car is rotationally connected with one ends of two sets of symmetrically-arranged first rotating supporting rods. One end of each first rotating supporting rod is rotatably connected with a lifting platform, the other end of each first rotating supporting rod is rotatably connected with a lifting platform, a group of second rotating supporting rods are arranged between the two groups of first rotating supporting rods, and one end of each second rotating supporting rod is rotatably connected to the flat car. And the guardrail is clamped and fixed by rotating the clamping frame and the fixing frame, and the liftable lifting table drives the guardrail to be subjected to lifting adjustment, so that repeated carrying by workers is not needed, the labor amount of the workers is reduced, the installation precision of the guardrail is improved, and the practicability of the equipment is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical fields of highway construction, in particular to a guardrail auxiliary installation device. BACKGROUND

[0002] The guardrail plate is the main form of the semi-rigid guardrail, which is a continuous structure formed by the mutual splicing of corrugated steel guardrail plates and the support of the main column. The guardrail plate utilizes the deformation of the soil base, the upright column and the crossbeam to absorb the collision energy and force the out-of-control vehicle to change direction and return to the normal driving direction, thereby preventing the vehicle from running off the road and protecting the vehicle and passengers and reducing the loss caused by the accident.

[0003] The installation amount of the guardrail plate of the existing ordinary highway and expressway is very large. The existing installation method of the guardrail plate is to place the guardrail plate in a straight line at the installation position by a vehicle, lift the two ends of the guardrail plate by hand, move the guardrail plate to the installation position, and then fix the guardrail plate by using bolts by other workers. Since the guardrail plate is made of metal and has a large weight, the manual lifting and installation has a very low work efficiency, and the workers are very easy to be tired after a long time of work, which may cause safety accidents. SUMMARY

[0004] The utility model aims at providing a guardrail auxiliary installation device to solve the problems in the background art.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical scheme.

[0006] A guardrail auxiliary installation device comprises a flat car, a push handle is fixedly connected to the tail of the flat car, a handle is fixedly connected to the push handle, one end of two groups of symmetrically arranged first rotating support rods is rotatably connected to the front end of the flat car, the other end of the first rotating support rod is rotatably connected to a lifting platform, a second rotating support rod is arranged between the two groups of first rotating support rods, one end of the second rotating support rod is rotatably connected to the flat car, the other end of the second rotating support rod is rotatably connected to a driving frame, the driving frame is fixedly connected to the lifting platform, the driving frame and the flat car are parallel to each other, the first rotating support rod and the second rotating support rod are arranged in parallel, one end of a hydraulic telescopic rod is rotatably connected to the flat car, the driving end of the hydraulic telescopic rod is rotatably connected to the second rotating support rod, a plurality of fixing frames are fixedly connected to the lifting platform, a rotating clamping frame is rotatably connected to the bottom of the fixing frame, a first fixing groove is arranged in the fixing frame, a second fixing groove is arranged in the rotating clamping frame, and a fastening bolt is arranged between the first fixing groove and the second fixing groove.

[0007] A placing assembly is installed on the flat car to place and fix a plurality of guardrails.

[0008] A driving assembly is installed at the bottom of the flat car to drive the flat car to move.

[0009] As a further scheme of the utility model: the placing assembly includes the bracket fixedly connected on the flat car, a plurality of groups of equidistant distribution fixed slots are arranged in the bracket.

[0010] As a further scheme of the utility model: the driving assembly includes the motor fixedly connected on the bottom surface of the tail part of the flat car, the output shaft of the motor is fixedly connected with the drive wheel, the bottom surface of the front part of the flat car is rotatably connected with the steering wheel.

[0011] As a further scheme of the utility model: the handle is rotatably connected with the lifting handle at the bottom, and the control knob is installed between the handle and the lifting handle.

[0012] As a further scheme of the utility model: the motor, the hydraulic telescopic rod and the control knob are connected through electric signals.

[0013] Compared with the prior art, the utility model has the advantages that: the utility model places a plurality of guardrails through the setting of the flat car and the placing assembly, clamps and fixes the guardrail through the rotating clamp holder and the fixed frame, and drives the guardrail to ascend and descend through the liftable lifting platform, so that the worker does not need to repeatedly carry, the labor amount of the worker is reduced, the installation precision of the guardrail is improved, and the practicability of the equipment is improved. BRIEF DESCRIPTION OF DRAWINGS

[0014] Fig. 1 It is a structure schematic view of a guardrail auxiliary installation device in the utility model.

[0015] Fig. 2 It is a structure schematic view of a guardrail auxiliary installation device in the utility model.

[0016] Fig. 3 It is a structure schematic view of a guardrail auxiliary installation device in the utility model.

[0017] Fig. 4 It is a sectional view of a guardrail auxiliary installation device in the utility model.

[0018] In the drawing: 1-flat car, 2-pushing hand, 3-handle, 4-lifting handle, 5-control knob, 6-motor, 7-drive wheel, 8-steering wheel, 9-bracket, 10-fixed slot, 11-first rotating support rod, 12-lifting platform, 13-second rotating support rod, 14-driving frame, 15-hydraulic telescopic rod, 16-fixed frame, 17-rotating clamp holder, 18-first fixed slot, 19-second fixed slot, 20-tightening bolt. DETAILED DESCRIPTION

[0019] With reference to the drawings of the embodiments of the present application, the technical solutions in the embodiments of the present application will be clearly and completely described, obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments of the present application, all other embodiments obtained by those skilled in the art without creative labor are within the scope of protection of the present application.

[0020] With reference to Figs. 1-4 In the embodiments of the present application, the guard rail auxiliary installation device comprises a flat car 1, a push handle 2 is fixedly connected to the tail of the flat car 1, a handle 3 is fixedly connected to the push handle 2, one end of two groups of symmetrically arranged first rotating support rods 11 is rotatably connected to the front end of the flat car 1, the other end of the first rotating support rod 11 is rotatably connected to a lifting platform 12, a second rotating support rod 13 is arranged between the two groups of first rotating support rods 11, one end of the second rotating support rod 13 is rotatably connected to the flat car 1, the other end of the second rotating support rod 13 is rotatably connected to a driving frame 14, the driving frame 14 is fixedly connected to the lifting platform 12, the driving frame 14 is parallel to the flat car 1, the first rotating support rod 11 is parallel to the second rotating support rod 13, one end of a hydraulic telescopic rod 15 is rotatably connected to the flat car 1, the driving end of the hydraulic telescopic rod 15 is rotatably connected to the second rotating support rod 13, a plurality of fixing frames 16 are fixedly connected to the lifting platform 12, a rotating clamping frame 17 is rotatably connected to the bottom of the fixing frame 16, a first fixing groove 18 is arranged in the fixing frame 16, a second fixing groove 19 is arranged in the rotating clamping frame 17, a fastening bolt 20 is arranged between the first fixing groove 18 and the second fixing groove 19;

[0021] The flat car 1 is provided with a placing assembly, and the bottom of the flat car 1 is provided with a driving assembly.

[0022] The utility model discloses a first through the placing subassembly with multiple guardrails side by side place fixed on the flat car 1, and then through the setting of drive subassembly drive flat car 1 moves to the guardrail installation point, and when flat car 1 moves, a group of guardrails can be taken out from the placing subassembly, and the fastening bolt 20 is taken out from the first fixed groove 18 and the second fixed groove 19, at this moment, the rotating clamping frame 17 can be rotated and taken out, and a group of guardrails are placed between the rotating clamping frame 17 and the fixed frame 16, then the rotating clamping frame 17 is closed, and the fastening bolt 20 is inserted into the first fixed groove 18 and the second fixed groove 19, so that the rotating clamping frame 17 and the fixed frame 16 are fastened and closed again through the fastening bolt 20, and then the guardrails are clamped and fixed through the rotating clamping frame 17 and the fixed frame 16, at this moment, the second rotating support rod 13 can be rotated and lifted through the hydraulic telescopic rod 15, the second rotating support rod 13 and the first rotating support rod 11 are matched with each other, the lifting frame is lifted, the lifting frame lifts the guardrails, and then the installation height of the guardrails is adjusted, and the installation position of the guardrails is adjusted through the movement of the flat car 1.

[0023] In one case of the embodiment, referring to Figs. 1-4 The placing subassembly includes a bracket 9 fixedly connected to the flat car 1, and a plurality of equidistantly distributed fixed grooves 10 are arranged in the bracket 9, so that the plurality of guardrails are placed side by side in the bracket 9 through the fixed grooves 10, to facilitate the placement and transfer of the plurality of guardrails.

[0024] In one case of the embodiment, referring to Figs. 1-4 The drive subassembly includes a motor 6 fixedly connected to the bottom surface of the tail of the flat car 1, and a drive wheel 7 is fixedly connected to the output shaft of the motor 6, and a steering wheel 8 is rotatably connected to the bottom surface of the front part of the flat car 1, so that the drive wheel 7 is driven to rotate by the motor 6, the flat car 1 is driven to move by the rotation of the drive wheel 7, and the moving direction of the flat car 1 is controlled by the steering wheel 8.

[0025] In one case of the embodiment, referring to Figs. 1-4 Two handles 4 are rotatably connected to the bottom part of the two groups of grips 3, and a control knob 5 is arranged between the handle 4 and the grip 3, the motor 6, the hydraulic telescopic rod 15 and the control knob 5 are connected through electrical signals, the staff can close the control knob 5 by lifting the handle 4, two groups of control knobs 5 emit two groups of electrical signals, and the two groups of electrical signals control the motor 6 and the hydraulic telescopic rod 15 to operate.

[0026] The basic principle and main features of the present application and the advantages of the present application are shown and described above, and it is obvious for those skilled in the art that the present application is not limited to the details of the above exemplary embodiments, and the present application can be implemented in other specific forms without departing from the spirit or basic characteristics of the present application, therefore, from any point of view, the embodiments should be regarded as exemplary and non-limiting, the scope of the present application is defined by the appended claims rather than the above description, therefore, all changes falling within the meaning and scope of the equivalent elements of the claims are intended to be included in the present application. Any reference signs in the claims should not be regarded as limiting the claims involved.

[0027] The above only describes the preferred embodiments of the present application and does not limit the present application, and any modification, equivalent replacement, improvement, etc. made within the spirit and principles of the present application should be included in the protection scope of the present application.

Claims

1. A guardrail installation aid comprising a flatbed truck, characterized in that, The tail of the flat car is fixedly connected with a push handle, and the push handle is fixedly connected with a handle. The front end of the flat car is rotatably connected with one end of two groups of symmetrically arranged first rotating support rods. The other end of the first rotating support rod is rotatably connected with a lifting platform. A second rotating support rod is arranged between the two groups of first rotating support rods. One end of the second rotating support rod is rotatably connected to the flat car, and the other end of the second rotating support rod is rotatably connected with a driving frame. The driving frame is fixedly connected with the lifting platform. The driving frame and the flat car are parallel to each other. The first rotating support rod and the second rotating support rod are arranged in parallel. One end of a hydraulic telescopic rod is rotatably connected to the flat car, and the driving end of the hydraulic telescopic rod is rotatably connected to the second rotating support rod. A plurality of fixing frames are fixedly connected to the lifting platform. A rotating clamping frame is rotatably connected to the bottom of the fixing frame. A first fixing groove is arranged in the fixing frame. A second fixing groove is arranged in the rotating clamping frame. A fastening bolt is arranged between the first fixing groove and the second fixing groove. A placing assembly is arranged on the flat car to place and fix a plurality of guardrails. A driving assembly is arranged at the bottom of the flat car to drive the flat car to move.

2. A guardrail secondary mounting device according to claim 1, wherein, The placing assembly comprises a bracket fixedly connected to the flat car, and a plurality of equidistantly distributed fixing grooves are arranged in the bracket.

3. A guardrail secondary mounting device according to claim 1, wherein, The driving assembly comprises a motor fixedly connected to the bottom surface of the tail of the flat car. A driving wheel is fixedly connected to the output shaft of the motor. A steering wheel is rotatably connected to the bottom surface of the front part of the flat car.

4. A guardrail secondary mounting device according to claim 3, wherein, Two groups of handles are rotatably connected with handles at the bottom. A control knob is arranged between the handle and the handle.

5. A guardrail secondary mounting device according to claim 4, wherein, The motor, the hydraulic telescopic rod, and the control knob are connected through electrical signals.

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