CN205527614U - Walking work platform - Google Patents

Abstract

The utility model discloses a walking working platform, which comprises a lifting working platform, a telescopic ladder, a mobile chassis and a control system. The lifting working platform is fixed above the moving chassis, and the upper end of the telescopic ladder is fixedly connected with the upper end of the lifting working platform. The lower end of the telescopic ladder is fixedly connected with the mobile chassis; the mobile chassis is provided with a driving device, which drives the wheels under the mobile chassis to move, retreat, turn and stop. The control system is installed on the lifting work platform Above, the control system is connected with the driving device to control the directional movement of the working platform. The motor is set on the mobile bottom frame of the utility model, and the motor drives the wheels to perform various actions, and then directional movement occurs, and the staff can realize the directional movement of the mobile working platform on the working platform, which is convenient for operation; The storage box can place various tools, which increases the function of the mobile working platform and facilitates the work of the staff.

Description

A walking work platform

technical field

The utility model specifically relates to a walking working platform.

Background technique

At present, when carrying out engineering operations, maintenance, maintenance and other climbing operations outdoors, most of them use mobile liftable work platforms. Some of the existing mobile liftable work platforms are vertical lift platforms, which are convenient for high-altitude operations. This structure needs to be first Put all the equipment and tools used on the platform, then raise the operating platform, send the operator and spare parts to the high altitude for operation, but when working at high altitude, it is inconvenient for the staff to go up and down, and the platform needs to be lowered, which wastes manpower and physical resources. Although relevant patents have been disclosed to cooperate with the elevator of the lifting work platform, the staff can go up and down through the elevator without putting down the platform, but the existing mobile work platform needs the operator to get off the work platform when moving, and then Push the working platform to the set position; in addition, the existing working platform has no place to hold tools, and if there are many tools, it is inconvenient to carry.

Utility model content

The purpose of this utility model is to provide a kind of walking work platform in order to overcome above-mentioned deficiencies in the prior art.

In order to achieve the above object, the technical solution of the utility model is:

A walking work platform, comprising a lift work platform, a telescopic ladder, a mobile chassis and a control system, the lift work platform is fixed above the mobile chassis, the upper end of the telescopic ladder is fixedly connected to the upper end of the lift work platform, the lower end of the telescopic ladder is connected to the The mobile chassis is fixedly connected; the mobile chassis is provided with a driving device, which drives the wheels under the mobile chassis to advance, retreat, turn, and stop. The control system is installed on the lifting work platform, and the control system and The driving device is connected to control the directional movement of the working platform.

It is convenient for the staff above the lifting working platform to operate the working platform to move to the set position.

Preferably, the drive device includes a first motor, a first gear and a second gear connected in sequence, a second motor fixed on the second gear, the second motor is connected to the third gear, the third gear is connected to the wheel, The first motor drives the first gear to rotate, the first gear drives the second gear to rotate, and realizes the steering of the wheel, and the second motor drives the third gear to move, to realize the forward or backward of the wheel.

Preferably, the above-mentioned mobile working platform further includes a remote control structure, which transmits action commands to the control system, and the control system controls the operation of the motor, and then controls the movement of the wheels.

Preferably, the lifting working platform includes a lifting structure and a working platform, and the working platform is fixed above the lifting structure.

Further preferably, the lifting structure includes a scissor-type lifting device and a lifting cylinder fixed on the scissor-type lifting device, the action of the lifting cylinder drives the movement of the scissor-type lifting device, and the lifting cylinder is connected to an oil pump, The oil pump is connected with the electric motor.

The lifting cylinder drives the scissor lift device for lifting movement, which can convert a small stroke into a large stroke, and then send the working platform to a higher position.

Still further preferably, the lifting structure further includes a pressure drop cylinder, which is fixed on the upper part of the scissor lift device to provide downward force for the scissor lift device.

Preferably, a storage box is installed below the lifting work platform, the storage box is fixed on the mobile chassis, the storage box includes at least 3 cylinders distributed at different positions at the bottom of the storage box, the cylinders are vertically arranged, and the cylinders A support plate is arranged on the top, the lifting work platform is fixed above the support plate, and a limit structure is set at the set height of the storage box to limit the support plate above the set height. The surface, the side walls of the storage box constitute a space for accommodating tools;

Or a baffle is set in the storage box, the baffle is horizontally fixed at the set height of the storage box, a plurality of cylinders are arranged above the baffle, the support plate is arranged above the plurality of cylinders, the lifting structure is fixed above the support plate, and the baffle The lower part and the storage box form a space for accommodating tools.

The support plate supports the folded lifting structure. When the lifting work platform is not in use, multiple cylinders in the storage box descend, the support plate descends, and the compressed lifting structure is placed in the storage box to protect the lifting structure. It can effectively prevent dust, acid gas and sunlight from damaging the lifting structure, and prolong the service life of the lifting structure. The space below the support plate can also hold tools, which is convenient for carrying the tools.

Further preferably, the storage box is also provided with a support column for supporting the support plate.

Preferably, guardrails are provided around the working platform. Guardrails can protect the safety of workers.

Preferably, a guide rail with a smooth surface is arranged above the mobile chassis, the guide rail is vertically arranged, the guide rail is movably connected with the elevating working platform, and the elevating working platform moves up and down along the guide rail.

Preferably, one side of the elevating work platform is also provided with a lifting tool box, including a lifting device and a tool box fixed above the lifting device, and the lifting device is fixed above the mobile base. The lifting tool box can be raised to a place where the operator can take tools, which is convenient for operation. After use, the lifting tool box can be lowered to the origin to facilitate the replacement of tools in the tool box.

The beneficial effects of the utility model are:

1. The motor is installed on the mobile chassis of the utility model, and the motor drives the wheels to perform various actions, and then directional movement occurs. The staff can realize the directional movement of the mobile working platform on the working platform, which is convenient for operation;

2. The mobile underframe of the utility model is also equipped with a storage box, which can not only store the lifting structure, but also place various tools, which increases the function of the mobile working platform and facilitates the work of the staff;

3. The guide rail on the mobile base frame can ensure the vertical lifting of the lifting working platform, prevent the lifting working platform from shifting, and the occurrence of instability during work, and ensure the stability of the working platform;

4. The lift-type toolbox can raise the toolbox after raising the lift-type workbench, which is convenient for the staff to access the tools and make the work more orderly; after use, the lift-type toolbox descends to the origin for easy replacement tools inside.

Description of drawings

Fig. 1 is the overall structural representation of the utility model;

Fig. 2 is the structural representation of telescopic ladder of the present utility model;

Fig. 3 is a structural schematic diagram of the driving device of the present utility model;

Fig. 4 is the top view of the storage box of the present utility model;

Fig. 5 is a side view of the storage box of the present invention.

Among them, 1. Working platform, 2. Telescopic ladder, 3. Wheels, 4. Storage box, 5. Lifting cylinder, 6. Scissor lifting device, 7. Telescopic joint, 8. Pedal, 9. First motor , 10, mobile chassis, 11, first gear, 12, second gear, 13, second motor, 14, third gear, 15, support plate, 16, baffle plate.

detailed description

Below in conjunction with accompanying drawing and specific embodiment the utility model is further described.

As shown in Figure 1, a kind of mobile working platform comprises lifting working platform, telescopic ladder 2, mobile chassis 10 and control system, and lifting working platform is fixed on the top of mobile chassis 10, and the upper end of telescopic ladder 2 and lifting working platform The upper end of the ladder is fixedly connected, and the lower end of the telescopic ladder 2 is fixedly connected with the mobile chassis 10; the mobile chassis 10 is provided with a motor 9, and the motor 9 drives the wheels 3 below the mobile chassis 10 to move forward, retreat, turn, and stop , the control system is installed on the lifting work platform, and the control system is connected with the motor 9 to facilitate the staff above the lifting work platform to operate the work platform to a set position.

As shown in Figure 3, the first motor 9, the first gear 11 and the second gear 12 are connected sequentially, the second motor 13 is fixed on the second gear 12, the second motor 13 is connected with the third gear 14, and the third gear 14 is connected with the wheel 3 connections. The first motor 9 drives the first gear 11 to rotate, the first gear drives the second gear 12 to rotate, and realizes the steering of the wheel 3, and the second motor 13 drives the third gear 14 to move, to realize the forward or backward of the wheel 3.

A locking structure is set on the mobile chassis 10, and the locking structure is used to fix the wheels 3. When the working platform moves to a set position, the locking structure is activated to fix the wheels 3.

The mobile working platform also includes a remote control structure, which transmits action commands to the control system, and the control system controls the movement of the wheels. The remote control structure can be designed as the structure of an existing remote control car.

The lifting working platform includes a lifting structure and a working platform 1, and the working platform 1 is fixed above the lifting structure. The lifting structure includes a scissor-type lifting device 6 and a lifting cylinder 5 fixed on the scissor-type lifting device 6. The action of the lifting cylinder 5 drives the action of the scissor-type lifting device 6. The lifting cylinder 5 is connected to the oil pump. The oil pump is connected with the electric motor. The electric motor drives the oil pump to provide power for the action of the lifting cylinder 5 .

The lifting structure also includes a pressure-drop cylinder fixed on the upper part of the scissor-type lifting device to provide downward force for the scissor-type lifting device. When the lifting working platform needs to be lowered, the pressure drop cylinder is activated to compress the scissor lifting device to lower the working platform.

As shown in FIG. 2 , the telescopic ladder 2 includes telescopic rods on both sides and a pedal 8 located between the telescopic rods on both sides. The telescopic rod is formed by a number of telescopic joints 7 connected in series. The telescopic ladder 2 will compress along with the descent of the elevating work platform, and elongate along with the rise of the elevating work platform.

As shown in Figures 4 and 5, a storage box 4 is installed below the lifting work platform, and the storage box 4 is fixed on the mobile chassis, and the storage box 4 includes at least 3 Cylinder, the cylinder is a lifting cylinder 5, which belongs to the same type as the lifting cylinder on the lifting structure. The cylinder is vertically arranged, and a support plate 10 is arranged above the cylinder, and the lifting work platform and the storage box are fixed above the support plate 10. A limit structure is set at the set height of 4, and the support plate is limited above the set height. The lower surface of the support plate 15, the lower surface of the storage box 4, and the side wall of the storage box 4 form a space for accommodating tools.

The supporting plate 15 supports the folded lifting structure. When the lifting work platform is not used, a plurality of cylinders in the storage box 4 descends, and the supporting plate 15 descends. The compressed lifting structure is placed in the storage box 4, and the lifting structure is played to the protective effect. The space below the support plate 15 can also hold tools, which is convenient for carrying the tools.

The storage box 4 is also provided with a support column for supporting the support plate 15, the support column is fixed on the bottom surface of the storage box 4, and the support column is used to support the support plate 15, so that the support plate 15 is fixed on the storage box 4 at the set height.

As shown in Figure 5, a baffle plate 16 can also be set in the storage box 4, the baffle plate 16 is fixed at the set height of the storage box 4, a plurality of cylinders are arranged above the baffle plate 16, and the support plate 15 is arranged above the plurality of cylinders , the lifting structure is fixed above the support plate 15 .

The below of the baffle plate 16 and the storage box form a space for accommodating tools.

Guardrails can also be provided around the working platform, and the control system can be set on the guardrails in the form of a control platform, a display screen is set on the control platform, control buttons are set on the display screen, and corresponding operations are performed by clicking the corresponding control buttons . Guardrails can protect the safety of workers.

A guide rail with a smooth surface is arranged on the top of the mobile chassis, and the guide rail is arranged vertically. The guide rail is movably connected with the elevating working platform, and the elevating working platform moves up and down along the guide rail.

Although the specific implementation of the utility model has been described above in conjunction with the accompanying drawings, it does not limit the scope of protection of the utility model. Those skilled in the art should understand that on the basis of the technical solution of the utility model, those skilled in the art do not need to Various modifications or deformations that can be made with creative efforts are still within the protection scope of the present utility model.

Claims (10)

1. a walking work platforms, it is characterised in that: include lifting working platform, extension ladder, roll-out tray and control system System, lifting working platform is fixed on the top of roll-out tray, and the upper end of extension ladder is fixing with the upper end of lifting working platform to be connected, The lower end of extension ladder is fixing with roll-out tray to be connected；Being provided with driving means on described roll-out tray, driving means drives mobile Wheel below underframe is advanced, retreats, turns to, is stopped action, and described control system is arranged on lifting working platform, Control system is connected with described driving means, controls the displacement of work platforms.

Walking work platforms the most according to claim 1, it is characterised in that: described driving means includes being sequentially connected with First motor, the first gear and the second gear, the second motor being fixed on the second gear, the second motor and the 3rd gear are even Connecing, the 3rd gear is connected with wheel, first driven by motor the first pinion rotation, first gear driven the second pinion rotation, real Turning to of wheel, the second driven by motor the 3rd gear movement, it is achieved the advance of wheel or retrogressing are showed.

Walking work platforms the most according to claim 1, it is characterised in that: also including remote control arrangement, remote control arrangement will Action command passes to control system, and control system controls the running of motor, and then controls the motion of wheel.

Walking work platforms the most according to claim 1, it is characterised in that: described lifting working platform includes lifting knot Structure and work platforms, work platforms is fixed on the top of lifting structure.

Walking work platforms the most according to claim 4, it is characterised in that: described lifting structure includes scissors type elevating Device and the lifting cylinder being fixed on crossing type lifting apparatus, lifting cylinder action drives crossing type lifting apparatus generation action, Described lifting cylinder is connected with oil pump, and oil pump is connected with motor.

Walking work platforms the most according to claim 5, it is characterised in that: described lifting structure also includes pressure drop cylinder, Pressure drop cylinder is fixed on the upper part of described crossing type lifting apparatus, provides descending power for crossing type lifting apparatus.

Walking work platforms the most according to claim 1, it is characterised in that: the lower section of described lifting working platform is installed Having storage bin, storage bin to be fixed on roll-out tray, described storage bin includes being distributed in bottom storage bin various location extremely Few 3 cylinders, cylinder is vertically arranged, cylinder be provided above gripper shoe, the fixed above described lifting work of gripper shoe Platform, arranges position limiting structure at the setting height of storage bin, described gripper shoe is limited to more than setting height, under gripper shoe Surface and the lower surface of storage bin, the space of the sidewall composition receiving instrument of storage bin；

Or, storage bin arranges baffle plate, baffle plate is horizontally fixed at the setting height of storage bin, and baffle plate is provided above multiple gas Cylinder, multiple cylinders are provided above described gripper shoe, and lifting structure is fixed on the top of gripper shoe, with storage bin structure below baffle plate Become the space of receiving instrument.

Walking work platforms the most according to claim 7, it is characterised in that: described storage bin is additionally provided with for propping up Support the support column of described gripper shoe；

Or described work platforms be provided around guardrail.

Walking work platforms the most according to claim 1, it is characterised in that: described roll-out tray be provided above table The guide rail that face is smooth, described guide rail is vertically arranged, is flexibly connected between guide rail with lift work platforms, and lift work is flat Platform makees elevating movement along described guide rail.

Walking work platforms the most according to claim 1, it is characterised in that: the side of described lifting working platform is also Being provided with lifting tool case, including lowering or hoisting gear and be fixed on the workbox above lowering or hoisting gear, lowering or hoisting gear is fixed on movement The top of base.