阅读说明：本技术 一种自行走自收放的护栏专用安装车 (Self-walking self-retracting guardrail special installation vehicle ) 是由 方圆 于 2021-06-04 设计创作，主要内容包括：本发明适用于护栏安装施工领域,提供一种自行走自收放的护栏专用安装车,所述安装车包括左右一对升降架,所述升降架底部有行走机构,两升降架之间有伸缩连接机构,两升降架顶部设有顶部轨道,所述顶部轨道上安装有可左右移动的提升机构,其中一侧的升降架上还设有配重机构。本安装车安装方式非常快捷,无需配置起吊车辆,能够明显降低安装成本和提高安装效率,也保证了操作安全性。(The invention is suitable for the field of guardrail installation and construction, and provides a self-walking and self-retracting guardrail special installation vehicle which comprises a left lifting frame and a right lifting frame, wherein the bottoms of the lifting frames are provided with walking mechanisms, a telescopic connecting mechanism is arranged between the two lifting frames, top tracks are arranged at the tops of the two lifting frames, lifting mechanisms capable of moving left and right are arranged on the top tracks, and a balance weight mechanism is further arranged on the lifting frame on one side. This installation vehicle mounting means is very swift, need not to dispose the vehicle that lifts by crane, can obviously reduce the installation cost and improve the installation effectiveness, has also guaranteed the operation security.)

1. The utility model provides a from special installation car of guardrail that walking was received and released certainly, its characterized in that, a pair of crane about the installation car is including, there is running gear crane bottom, has flexible coupling mechanism between two crane cranes, and two crane tops are equipped with the top track, install the hoist mechanism that can remove about moving on the track of top, still be equipped with counter weight mechanism on the crane of one of them side.

2. The self-propelled and self-retracting guardrail special mounting vehicle as claimed in claim 1, wherein the top rail is wrapped with a fixed rail and a turnover rail which are rotatably connected, the top of the lifting frame at one side is fixed to the outer end of the fixed rail, and the top of the lifting frame at the other side is arranged in a sliding fit with the turnover rail.

3. The self-propelled and self-retracting guardrail special mounting vehicle as claimed in claim 2, wherein the overturning track is further provided with an overturning auxiliary device.

4. The self-walking self-retracting guardrail special installation vehicle as claimed in claim 1, wherein the lifting frame comprises a bottom beam, fixed pipes are fixed on the front and back of the bottom beam upwards, movable pipes are sleeved on the tops of the fixed pipes, and the telescopic connection mechanisms are installed between the corresponding movable pipes on the left side and the right side.

5. The self-propelled self-retracting guardrail special mounting vehicle as claimed in claim 4, wherein the telescopic connecting mechanism comprises a cross side connecting rod connected between the left and right movable pipes, wherein the movable pipe on one side is provided with a spreading cylinder, the driving end of the spreading cylinder is connected to the cross side connecting rod, and an inclined support is connected between the left and right movable pipes on the same side.

6. The self-propelled and self-retracting guardrail special mounting vehicle as claimed in claim 4, wherein the walking mechanism comprises walking wheels rotatably arranged at the bottoms of the two ends of the bottom beam, the bottom beam is provided with a steering cylinder for each walking wheel, and the driving end of the steering cylinder is connected to the top of the corresponding walking wheel.

7. The self-propelled self-retracting guardrail special mounting vehicle as claimed in claim 1, wherein the lifting mechanism comprises a supporting frame capable of moving on the top rail, a lifting frame is arranged below the supporting frame, a lifting driving device is oppositely arranged in front of and behind the supporting frame, the lifting driving device comprises a lifting oil cylinder and a slideway arranged on the supporting frame, a moving block is arranged on the slideway, a driving end of the lifting oil cylinder is connected to the moving block, movable wheels are arranged on the left side and the right side of the moving block, reversing wheels are correspondingly arranged on the supporting frame, a traction rope is led out from the tail end of the supporting frame, and the traction rope is connected to the lifting frame after bypassing the movable wheels and the reversing wheels on the same side.

8. The self-walking self-retracting guardrail special mounting vehicle as claimed in claim 2, wherein the counterweight mechanism comprises a chassis fixed on the outer side of the lifting frame on the same side of the fixed rail, a safety fence is fixed on the outer side of the chassis, and a counterweight hoisting device is mounted on the fixed rail.

9. The self-propelled and self-retracting guardrail special installation vehicle as claimed in claim 7, wherein a control box is further arranged near the chassis, and the control box is operated manually or wirelessly through a remote controller.

10. The self-walking and self-retracting guardrail special installation vehicle as claimed in any one of claims 1 to 9, wherein the installation vehicle further comprises a diesel engine power system, and the diesel engine power system is connected to the lifting frame, the walking mechanism, the telescopic connecting mechanism and the lifting mechanism through oil pipes to provide power.

Technical Field

The invention belongs to the field of guardrail installation and construction, and particularly relates to a self-walking and self-retracting guardrail special installation vehicle.

Background

On occasions such as new construction, reconstruction and extension of roads, anti-collision guardrails need to be installed at positions on road edges or positions in the roads. In particular for concrete prefabricated barriers, the dimensions of a single barrier are 4000 x 503 x 1100mm, weighing about 4 tons. The guardrail is delivered to the installation site by a truck. The existing installation generally adopts a crane hoisting and manual mode, the mode has the problems of obstacle crossing, detour and the like, and especially the installation cannot be completed when the culvert section construction is encountered, so that a large amount of manpower is consumed for carrying.

The existing manual work is averagely installed by about 70 blocks each day, the crane needs to move the position for 1 time when installing 7 blocks, and the crane needs to move the position for one time when installing 2 blocks at special positions. Therefore, the operation efficiency of hoisting is low, and the hoisting vehicle is needed to be used, so that the cost is high. The general method is not economical and has potential safety hazard, so that a special device integrating lifting and mounting is required to be designed to complete the mounting operation.

Disclosure of Invention

In view of the above problems, the invention aims to provide a self-walking and self-retracting guardrail special installation vehicle, and aims to solve the technical problems of high cost, low efficiency and potential safety hazards of the existing guardrail vehicle hoisting installation mode.

The invention adopts the following technical scheme:

from the guardrail special installation car of walking from receiving and releasing, including controlling a pair of crane, there is running gear crane bottom, has flexible coupling mechanism between two crane, and two crane tops are equipped with the top track, install the hoist mechanism that can remove about on the track of top, still be equipped with counter weight mechanism on the crane of one of them side.

Further, the top rail is used for packaging the fixed rail and the turnover rail, the fixed rail and the turnover rail are rotatably connected, the top of the lifting frame on one side is fixed to the outer end of the fixed rail, and the top of the lifting frame on the other side is installed in a sliding fit mode with the turnover rail.

Further, the overturning track is also provided with an overturning auxiliary device.

Further, the crane comprises a bottom beam, a fixed pipe is upwards fixed on the front and the back of the bottom beam, a movable pipe is sleeved on the top of the fixed pipe, and the left side and the right side of the fixed pipe are installed between the corresponding movable pipes.

Furthermore, flexible coupling mechanism is including connecting the alternately side connecting rod between the left and right sides movable tube, and wherein the movable tube of one side is installed and is strutted the hydro-cylinder, the drive end that struts the hydro-cylinder is connected to alternately side connecting rod still is connected with the bearing diagonal between the movable tube about the homonymy.

Furthermore, running gear is including rotating the walking wheel of locating the floorbar both ends bottom, the floorbar is equipped with to turn to the jar to every walking wheel, turn to the drive end of jar and be connected to corresponding walking wheel top.

Further, hoist mechanism is including the braced frame that can move at top track, and there is the hoisting frame braced frame below, the braced frame sets up relatively around the drive arrangement that promotes, it includes the lift cylinder and installs the slide on the braced frame to promote drive arrangement, install the movable block on the slide, the drive end of lift cylinder is connected to the movable block, there is the movable wheel the movable block left and right sides, the last directive wheel of corresponding installation of braced frame, the braced frame end has been drawn forth the haulage rope, the haulage rope is connected to after bypassing movable wheel, the directive wheel of homonymy the hoisting frame.

Further, the counterweight mechanism comprises a base plate fixed on the outer side of the crane on the same side of the fixed rail, a safety fence is upwards fixed on the outer side of the base plate, and a counterweight hoisting device is installed on the fixed rail.

Furthermore, a control box is arranged near the chassis and is operated manually or wirelessly through a remote controller.

Further, the installation vehicle further comprises a diesel engine power system, and the oil extraction engine power system is connected to the lifting frame, the traveling mechanism, the telescopic connecting mechanism and the lifting mechanism through oil pipes to provide power.

The invention has the beneficial effects that: this installation vehicle can transport to the installation scene along with the freight train of transportation guardrail together, there is running gear installation vehicle bottom, can freely walk around and about with, after the installation vehicle carries or directly walks to ground anticipated position from the freight train, flexible coupling mechanism action makes about the crane expand and form door type structure, the freight train traveles to in the door type structure, then lift by crane the guardrail on with the freight train through hoist mechanism, then along top rail transport to avris, put down the guardrail to the target location and can accomplish the installation, freight train and installation vehicle can cooperate the back-and-forth movement, in order to make things convenient for installation next guardrail, therefore whole mounting means is very swift, and need not to dispose the lift by crane vehicle, can obviously reduce installation cost and improve the installation effectiveness, the operational safety has also been guaranteed.

Drawings

FIG. 1 is a perspective view of a self-propelled self-retracting guardrail special-purpose mounting vehicle provided by an embodiment of the invention;

FIG. 2 is a side view of a self-propelled self-retracting guardrail mounting cart provided by an embodiment of the invention;

fig. 3 is a structural diagram of a lifting mechanism provided in an embodiment of the present invention.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

In order to explain the technical means of the present invention, the following description will be given by way of specific examples.

Fig. 1 and 2 show the structure of the self-propelled self-retracting guardrail dedicated mounting vehicle provided by the embodiment of the invention, and only the parts related to the embodiment of the invention are shown for convenience of description.

As shown in fig. 1 and 2, the self-walking self-retracting guardrail special installation vehicle comprises a left lifting frame and a right lifting frame 1, a walking mechanism 2 is arranged at the bottom of each lifting frame 1, a telescopic connecting mechanism 3 is arranged between the two lifting frames 1, a top track 4 is arranged at the top of each lifting frame, a lifting mechanism 5 capable of moving left and right is arranged on each top track 4, and a counterweight mechanism 6 is further arranged on each lifting frame 1 on one side.

The installation vehicle and the guardrail to be installed are directly placed on the truck and are conveyed to an installation site along with the truck. Such as a highway or various grades of roads requiring guardrail installation. The installation vehicle can be hung to the ground through a small-sized lifting appliance, and can also be directly hung to the ground along the inclined rail frame through the inclined rail frame. The running mechanism of the installation vehicle is an independent running system and can move back and forth and left and right.

After the installation vehicle travels to the expected position, the telescopic connection mechanism expands the left lifting frame and the right lifting frame, then the lifting frames jack up, the lifting frames and the top rails form a door-shaped structure, and the truck travels into the door-shaped structure, and the installation vehicle starts to install the guardrail. Because the installation car will be placed on the freight train, the width about consequently installation car will be less than the freight train width under the initial condition, and the freight train will travel to between the crane, and the top track height will be higher than the freight train, consequently the top track need go up and down through the crane to the installation car expandes the back width and will be greater than the freight train width, consequently controls and need set up flexible coupling mechanism so that the crane struts between the crane.

During the installation, at first hoist mechanism descends, and hoist mechanism hangs the lug at post concrete guardrail top through the couple, and then hoist mechanism lifts by crane the guardrail on the freight train, then moves to the avris (different from counter weight mechanism one side) along the top track, puts down the guardrail to the target location and can accomplish the installation, and freight train and installation car can cooperate the back-and-forth movement to conveniently install next guardrail. Therefore, the whole installation mode is very quick, a hoisting vehicle is not required to be configured, the installation cost can be obviously reduced, the installation efficiency can be improved, and the operation safety is also ensured. The guardrail is installed through the crane at present, so that the cost of the crane is increased, the hoisting range is limited due to the fact that the length of the suspension arm of the crane is limited, when a plurality of guardrails are installed, the crane needs to take back the support and move back, the crane runs for a certain distance, then the support legs are unfolded, and then subsequent hoisting is carried out, so that the installation efficiency is obviously low, and the problem can be well solved through the installation vehicle.

The top rail serves as a left-right walking support structure of the lifting mechanism, and the guardrail needs to be lifted out of the wagon, so that the left-right width of the top rail is larger than the width of the wagon, but the wagon cannot be conveniently installed and placed on the wagon. In this embodiment, the top rail is designed as an inverted structure, as shown in fig. 1, the package fixing rail 41 and the inverted rail 42 are rotatably connected, the top of the lifting frame on one side is fixed to the outer end of the fixing rail 41, and the top of the lifting frame on the other side is installed in sliding fit with the inverted rail 42. Before unfolding the installation vehicle, the overturning track is turned flat manually or automatically and is aligned with the fixed track to form a complete track, then the lifting mechanism can walk to one end of the outer side of the overturning track after lifting the guardrail, and finally the guardrail is put down. When the overturning track needs to be retracted, the lifting frame is firstly folded, wherein the top of the movable lifting frame moves to the fixed track along the overturning track, and then the overturning track is manually or automatically rotated downwards.

The overturning track overturning mode can be operated in a manual mode, but if the overturning track is heavy in weight, an overturning auxiliary device 43 can be arranged, for example, the overturning auxiliary device can be a damping air rod, the overturning auxiliary device is convenient to operate in a manual mode, and the overturning auxiliary device can also be driven in an automatic mode, for example, the overturning auxiliary device can be driven by an oil cylinder, an air cylinder or an electric mode. All of which are within the scope of the present invention.

In the figure, the lifting frame 1 comprises a bottom beam 11, a fixed pipe 12 is upwards fixed in the front and back of the bottom beam 11, a movable pipe 13 is sleeved on the top of the fixed pipe 12, and the telescopic connecting mechanisms 3 are arranged between the corresponding movable pipes 13 on the left side and the right side. The movable pipes 13 can move up and down along the fixed pipes, and particularly can be driven by the jacking oil cylinder, and the number of the movable pipes is four, and the movable pipes are distributed in four corners. The telescopic connection mechanism 3 comprises a cross side connecting rod 31 connected between left and right side movable pipes, wherein a spreading oil cylinder 32 is installed on the movable pipe on one side, the driving end of the spreading oil cylinder 32 is connected to the cross side connecting rod 31, and an inclined support 33 is connected between the left and right movable pipes on the same side. In this structure, the dismouting structure can be made to the bearing diagonal, and after the installation car expandes, fix the bearing diagonal both ends on two movable tubes, play the insurance effect, prevent that the crane from returning to the centre. In addition, the inclined support can be designed to be connected to one movable pipe through a rotating shaft at one end, and when the installation vehicle is completely unfolded, the other end of the inclined support is clamped or locked on the other movable pipe.

As a specific structure of the traveling mechanism 2, the traveling mechanism comprises traveling wheels 21 rotatably arranged at the bottoms of the two ends of a bottom beam 11, the bottom beam is provided with a steering cylinder 22 for each traveling wheel, the driving end of the steering cylinder 22 is connected to the top of the corresponding traveling wheel 21, the traveling wheels are driven by a hydraulic motor 23, and the traveling wheels are adjusted in direction by the steering cylinders, so that straight traveling or lateral moving can be realized.

As a specific structure of the lifting mechanism 5, as shown in fig. 3, the lifting mechanism includes a supporting frame 51 capable of moving on a top track, a lifting frame 52 is disposed below the supporting frame 51, the supporting frame 51 is provided with a lifting driving device in a front-back opposite manner, the lifting driving device includes a lifting cylinder 53 and a slideway 54 mounted on the supporting frame 51, a moving block 55 is mounted on the slideway 54, a driving end of the lifting cylinder 53 is connected to the moving block 55, movable wheels 56 are disposed on left and right sides of the moving block 55, reversing wheels 57 are correspondingly mounted on the supporting frame 51, a traction rope 58 is led out from a tail end of the supporting frame 51, and the traction rope 58 is connected to the lifting frame 52 after bypassing the movable wheels 56 and the reversing wheels 57 on the same side. The support frame is provided with a travel motor 59, and the support frame can travel on the top rail after being driven by the travel motor. The lifting frame bottom is equipped with the lifting hook through the lifting rope, hangs the lifting hook on the lug at guardrail top through the manual work, and lift cylinder drive movable block gos forward, and the haulage rope pulls the lifting frame to rise under movable pulley, reversing wheel effect and can lift by crane the guardrail. The walking motor drives the supporting frame to the outer side, and then the oil cylinder is lifted to retract, so that the guardrail can be put down.

Because the guardrail needs to be lifted and moved to one side of the overturning track, the guardrail is very heavy, and rollover is easily caused. Therefore, the counterweight mechanism 6 is provided in the embodiment, as shown in fig. 1, and includes a base plate 61 fixed on the outer side of the crane on the same side of the fixed rail, a safety fence 62 is fixed on the outer side of the base plate 61, and a counterweight hoisting device 63 is installed on the fixed rail. The counterweight hoisting device can be a chain block. Be used for placing the balancing weight on the chassis, the vehicle of current nature of lifting by crane, the configuration piece all is the iron plate or the cement piece that set up alone, but because balancing weight is heavier, the transportation of the installation of being not convenient for car, and the balancing weight also needs the cost, consequently also can increase the cost of installation car. This embodiment can be used as the balancing weight with guardrail or the on-spot guardrail on freight train, directly hang the guardrail through the chain block is manual for hang up the guardrail, then push away the guardrail to the chassis on, put down can, if a guardrail is not enough, can lift up two guardrails as the balancing weight. Therefore, the structure can be used without arranging a balancing weight, the cost is saved, and the transportation is convenient.

A control box 7 is further arranged near the chassis 61, and the control box 7 is operated manually or wirelessly through a remote controller. The staff can be near the control box through button or the action bars operation installation car action on the operation control box, or can also hand remote controller operation control box and realize the installation car operation. Even the remote controller can be a mobile phone terminal to realize the control operation of the mobile phone by installing matched software.

Because the installation vehicle is suitable for highway occasions, the general power supply nearby is not abundant, and a stable power supply cannot be provided. Therefore, in the present embodiment, the diesel engine power system 8 is disposed on the installation vehicle, and in the illustration, the diesel engine power system includes a diesel engine 81, an oil tank 82, and an oil pump 83, the diesel engine drives the oil pump, and the oil tank delivers an oil path to the lifting frame, the traveling mechanism, the telescopic connection mechanism, and the lifting mechanism through the oil pump to provide power. The power sources of the lifting frame, the travelling mechanism, the telescopic connecting mechanism and the lifting mechanism are all oil pressure driving modes, such as an oil cylinder, a hydraulic motor and the like. The diesel engine is free from being provided with a power supply, oil pressure power is provided through the work of the diesel engine, the cost is low, and the work is stable.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.