阅读说明：本技术 双剪叉高空作业平台 (Double-shear-fork aerial work platform ) 是由 姚洋 吴鹏 张茂凯 梁新军 于 2021-10-08 设计创作，主要内容包括：本发明涉及升降平台的技术领域,特别是涉及一种双剪叉高空作业平台；其可对工作平台倾斜角度进行适应性调整,便于作业人员对屋脊型房顶等进行作业,工作平台可折叠,非工作状态时,减少设备整体占用空间,便于对设备进行移动和运输；包括履带行走机构、两组剪叉支撑机构和可折叠操作平台,两组剪叉支撑机构的底部一端与行走机构铰接,两组剪叉支撑机构的底部另一端可转动安装有第一滚轮,两组剪叉支撑机构的顶部另一端可转动安装有第二滚轮,可折叠操作平台包括主平台、两组延展架和为延展架折叠提供动力的多组折叠驱动机构,履带行走机构上安装有为剪叉支撑机构、折叠驱动机构提供动力的液压泵站。(The invention relates to the technical field of lifting platforms, in particular to a double-shear-fork aerial work platform; the inclination angle of the working platform can be adaptively adjusted, so that operators can conveniently work on a ridge roof and the like, the working platform can be folded, and when the working platform is in a non-working state, the overall occupied space of equipment is reduced, and the equipment is convenient to move and transport; including track running gear, two sets of fork supporting mechanism and collapsible operation platform cut, two sets of bottom one end of cutting the fork supporting mechanism is articulated with running gear, two sets of bottom other ends of cutting the fork supporting mechanism are rotatable installs first gyro wheel, two sets of top other ends of cutting the fork supporting mechanism are rotatable installs the second gyro wheel, collapsible operation platform includes the main platform, two sets of extension frame and for the folding multiunit folding driving mechanism who provides power of extension frame, install on the track running gear to cut the fork supporting mechanism, folding driving mechanism provides the hydraulic power unit of power.)

1. A double-scissor aerial work platform is characterized by comprising a crawler traveling mechanism (1), two groups of scissor supporting mechanisms (2) and a foldable operation platform, wherein one ends of the bottoms of the two groups of scissor supporting mechanisms (2) are hinged with the traveling mechanism, the other ends of the bottoms of the two groups of scissor supporting mechanisms (2) are rotatably provided with first idler wheels (3), the first idler wheels (3) can be arranged on the crawler traveling mechanism (1) in a left-right rolling manner, one ends of the tops of the two groups of scissor supporting mechanisms (2) are hinged with the foldable operation platform, the other ends of the tops of the two groups of scissor supporting mechanisms (2) are rotatably provided with second idler wheels (4), the second idler wheels (4) can be arranged on the foldable operation platform in a left-right rolling manner, the foldable operation platform comprises a main platform (5), two groups of extending frames (6) and a plurality of folding driving mechanisms for providing power for the extending frames (6) to be folded, two sets of extension frame (6) all are articulated with main platform (5), and the bottom in main platform (5) is all distributed to the folding actuating mechanism equipartition of multiunit, install on crawler travel mechanism (1) and provide hydraulic power unit (7) of power for cutting fork supporting mechanism (2), folding actuating mechanism.

2. The double-shear-fork aerial work platform of claim 1, wherein the multiple groups of folding driving mechanisms comprise mounting frames (8), hydraulic driving cylinders (9) and bendable hinged transmission assemblies (10), the mounting frames (8) are fixedly mounted at the bottom of the main platform (5), the hydraulic driving cylinders (9) are rotatably mounted on the mounting frames (8), one ends of the bendable hinged transmission assemblies (10) are hinged to the position, away from the main platform (5), of the top of the extension frame (6), the other ends of the bendable hinged transmission assemblies (10) are hinged to the mounting frames (8), and the output ends of the hydraulic driving cylinders (9) are hinged to the bendable hinged transmission assemblies (10).

3. A double-scissor aerial work platform as claimed in claim 2, wherein the extension frame (6) and the main platform (5) are rotatably provided with fences (11), and the fences (11) are fixedly connected with the extension frame (6) and the main platform (5) through limiting bayonets.

4. The double-scissor aerial work platform of claim 3, further comprising a wire rope buckle (12), wherein the left and right rails (11) of the main platform (5) are fixedly connected with the rails (11) of the extension frame (6) in a clamped state through the wire rope buckle (12).

5. The double-scissor aerial work platform of claim 4, wherein a plurality of sets of ladder stands (13) are arranged on the extending frame (6), and the ladder stands (13) are installed on the extending frame (6) in a drawable manner.

6. A double scissor aerial work platform according to claim 5 wherein the crawler track (1) is provided with a drive mechanism (14) providing a power source for the hydraulic pump station (7) and the crawler track (1).

7. A double scissor aerial work platform as claimed in claim 6 wherein a hollowed out mesh (15) is provided on both the fence (11) and the main platform (5).

8. A double scissor aerial work platform as claimed in claim 7 wherein four sets of support feet (16) are mounted on the crawler track (1).

Technical Field

The invention relates to the technical field of lifting platforms, in particular to a double-shear-fork aerial work platform.

Background

As is known, in the process of working aloft, an operating platform is often provided for operators by means of lifting equipment, and publication (bulletin) No. CN203048527U discloses a crawler self-propelled lifting platform vehicle which is suitable for an environment with bad road conditions. The technical scheme is as follows: a crawler self-propelled lifting platform comprises a crawler travelling mechanism, an installation underframe arranged on the crawler travelling mechanism through a rotary support, and a lifting platform arranged on the installation underframe; in the use discovery, lift platform is in the horizontality, when carrying out ridge type roof operations such as factory building, is the slope form because of ridge type roof, and lift platform is in the horizontality, and the operating personnel who stands on operation platform is comparatively inconvenient when carrying out the operation, and for operating personnel work is convenient, often increases work platform's area, causes the whole bulky of equipment, is unfavorable for the whole transportation and the removal of equipment, has certain use limitation.

Disclosure of Invention

Technical problem to be solved

Aiming at the defects of the prior art, the invention provides the double-shear-fork aerial work platform which can adaptively adjust the inclination angle of the work platform, is convenient for operators to work on ridge type roofs and the like, can be folded, reduces the overall occupied space of equipment in a non-working state, and is convenient for moving and transporting the equipment.

(II) technical scheme

In order to achieve the purpose, the invention provides the following technical scheme: the foldable operation platform comprises a main platform, two groups of extension frames and a plurality of groups of folding driving mechanisms for providing power for the folding of the extension frames, wherein the two groups of extension frames are hinged with the main platform, the plurality of groups of folding driving mechanisms are uniformly distributed at the bottom of the main platform, and the crawler running mechanism is provided with the scissors supporting mechanisms, The folding driving mechanism provides a power hydraulic pump station.

Preferably, multiunit folding actuating mechanism all includes mounting bracket, hydraulic drive jar, the articulated drive assembly of can buckling, mounting bracket fixed mounting is in the main platform bottom, the rotatable installation of hydraulic drive jar is on the mounting bracket, the main platform department articulated is kept away from with extension frame top to the one end of the articulated drive assembly of can buckling, the other end of the articulated drive assembly of can buckling is articulated with the mounting bracket, the output of hydraulic drive jar is articulated with the articulated drive assembly of can buckling.

Preferably, the extending frame and the main platform are rotatably provided with fences, and the fences are fixedly connected with the extending frame and the main platform through limiting bayonet pins.

Preferably, still include the wire rope and detain, main platform left side and right side rail pass through wire rope and detain the rail fixed connection who blocks solid state on with the extension frame.

Preferably, a plurality of groups of crawling ladders are arranged on the extension frame, and the crawling ladders can be installed on the extension frame in a telescopic mode.

Preferably, the crawler travelling mechanism is provided with a driving mechanism for providing a power source for the hydraulic pump station and the crawler travelling mechanism; the driving mechanism can adopt one of an electric motor or a diesel engine, and preferably adopts the electric motor and the diesel engine at the same time to ensure the power source to be continuously constant, and the electric motor and the diesel engine are mutually standby.

Preferably, the fence and the main platform are both provided with hollow nets.

Preferably, four groups of supporting feet are arranged on the crawler travelling mechanism.

(III) advantageous effects

Compared with the prior art, the invention provides a double-scissor aerial work platform which has the following beneficial effects: this double-shear fork aerial working platform, carry out the lift adjustment with main platform through two sets of scissors fork supporting mechanism, adjust two sets of scissors fork supporting mechanism's lift height, make two sets of scissors fork supporting mechanism lift height produce the difference in height, thereby make main platform be in the tilt state, can be according to the work demand, carry out adaptability adjustment to main platform's inclination and ridge type roof inclination through controlling two sets of scissors fork supporting mechanism's lift height, make the extension frame of fold condition be in the horizontality through the actuating mechanism that bends, thereby make extension frame and platform coplane, work platform's area has been increased, can carry out adaptability adjustment to work platform inclination, the operating personnel of being convenient for carries out the operation to ridge type roof etc., work platform is collapsible, during the non-operating condition, reduce the whole occupation space of equipment, be convenient for remove and transport equipment.

Drawings

FIG. 1 is a schematic perspective view of the present invention in a raised state;

FIG. 2 is a schematic perspective view of the present invention in a collapsed state;

FIG. 3 is a front elevational view of the present invention in a raised condition;

FIG. 4 is an enlarged view of a portion of FIG. 1;

in the drawings, the reference numbers: 1. a crawler travel mechanism; 2. a scissor support mechanism; 3. a first roller; 4. a second roller; 5. a main platform; 6. a stretching frame; 7. a hydraulic pump station; 8. a mounting frame; 9. a hydraulic drive cylinder; 10. the hinge transmission component can be bent; 11. a fence; 12. a steel wire rope buckle; 13. climbing a ladder; 14. a drive mechanism; 15. hollowing out the net; 16. supporting the feet.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-4, the double-scissor aerial work platform of the invention comprises a crawler traveling mechanism 1, two sets of scissor support mechanisms 2 and a foldable operation platform, wherein one end of the bottom of each set of scissor support mechanisms 2 is hinged with the crawler traveling mechanism, the other end of the bottom of each set of scissor support mechanisms 2 is rotatably provided with a first roller 3, the first rollers 3 can be arranged on the crawler traveling mechanism 1 in a left-right rolling manner, one end of the top of each set of scissor support mechanisms 2 is hinged with the foldable operation platform, the other end of the top of each set of scissor support mechanisms 2 is rotatably provided with a second roller 4, the second rollers 4 can be arranged on the foldable operation platform in a left-right rolling manner, the foldable operation platform comprises a main platform 5, two sets of extending frames 6 and a plurality of folding driving mechanisms for providing power for folding the extending frames 6, the two sets of extending frames 6 are both hinged with the main platform 5, and the plurality of folding driving mechanisms are uniformly distributed at the bottom of the main platform 5, a hydraulic pump station 7 for providing power for the scissor supporting mechanism 2 and the folding driving mechanism is arranged on the crawler walking mechanism 1; carry out the lift adjustment with main platform 5 through two sets of scissors supporting mechanism 2, adjust the lift height of two sets of scissors supporting mechanism 2, make two sets of scissors supporting mechanism 2 lift height produce the difference in height, thereby make main platform 5 be in the tilt state, can be according to the work demand, carry out adaptability adjustment to main platform 5's inclination and ridge type roof inclination through controlling two sets of scissors supporting mechanism 2's lift height, make fold condition's extension frame 6 be in the horizontality through bending actuating mechanism 14, thereby make extension frame 6 and platform coplane, work platform's area has been increased, can carry out adaptability adjustment to work platform inclination, be convenient for the operation personnel carry out the operation to ridge type roof etc. work, work platform is collapsible, during non-operating condition, reduce the whole occupation space of equipment, be convenient for remove and transport equipment.

According to the double-shear-fork aerial working platform, a plurality of groups of folding driving mechanisms comprise mounting frames 8, hydraulic driving cylinders 9 and bendable hinge transmission assemblies 10, the mounting frames 8 are fixedly mounted at the bottom of a main platform 5, the hydraulic driving cylinders 9 are rotatably mounted on the mounting frames 8, one ends of the bendable hinge transmission assemblies 10 are hinged with the top of an extension frame 6 far away from the main platform 5, the other ends of the bendable hinge transmission assemblies 10 are hinged with the mounting frames 8, and the output ends of the hydraulic driving cylinders 9 are hinged with the bendable hinge transmission assemblies 10; the extension or the shortening of the output end of the hydraulic driving cylinder 9 is controlled, and the extension or the unfolding of the extension frame 6 is realized after the transmission of the bendable hinged transmission assembly 10.

According to the double-scissor aerial work platform, the extension frame 6 and the main platform 5 can be rotatably provided with the fence 11, and the fence 11 is fixedly connected with the extension frame 6 and the main platform 5 through the limiting bayonet; through the setting of rail 11, can play better guard action to operating personnel on the equipment, improve equipment's fail safe nature.

The double-shear-fork aerial work platform further comprises a steel wire rope buckle 12, and the left side fence 11 and the right side fence 11 of the main platform 5 are fixedly connected with the fences 11 in a clamping state on the extension frame 6 through the steel wire rope buckle 12; can expand the rail 11 on post platform left side and right side according to the operation demand, make rail 11 and 5 coplanarities of main platform, make operating personnel can extend the operation to main platform 5 left side and right part, further increase the whole operation area of equipment, reduce the bulk movement of equipment, improve work efficiency.

According to the double-scissor aerial work platform, the extension frame 6 is provided with a plurality of groups of the ladder stands 13, and the ladder stands 13 are installed on the extension frame 6 in a drawable manner; when equipment is in shrink folding condition, operating personnel pushes in cat ladder 13 to extension frame 6 in, avoids cat ladder 13 to extend and causes the increase to the whole volume of equipment, when operating personnel is gone up the ladder operation, pulls out cat ladder 13, can be convenient for operating personnel through cat ladder 13 to climb to main platform 5 department, when equipment is in the operation state of going up and down, cat ladder 13 is in the retraction state, can avoid cat ladder 13 to cause the condition of interference to operating personnel to take place.

According to the double-shear-fork aerial working platform, the crawler travelling mechanism 1 is provided with a driving mechanism 14 for providing power sources for the hydraulic pump station 7 and the crawler travelling mechanism 1; the driving mechanism 14 can adopt one of an electric motor or a diesel engine, and preferably adopts the electric motor and the diesel engine at the same time to ensure that the power source is continuously constant, and the electric motor and the diesel engine are mutually standby; can be according to the place demand, adopt motor or diesel engine to provide power for hydraulic power unit 7 and track running gear 1, both are each other for reserve, and when the power failure state, the accessible diesel engine lasts power take off, makes equipment normal work, avoids causing operating personnel to be detained the high altitude because of having a power failure.

According to the double-scissor aerial work platform, the fence 11 and the main platform 5 are both provided with the hollowed-out nets 15 (the hollowed-out nets 15 are not all shown in the example); through the setting of fretwork net 15, can avoid operating personnel to step on empty and the condition emergence of falling down, further improve the security performance, equipment edge fretwork net 15 can adopt striking colours such as yellow, plays the warning effect to operating personnel of operation high altitude construction, warns operating personnel and keeps away from the equipment edge.

The invention relates to a double-shear-fork aerial working platform.A crawler traveling mechanism 1 is provided with four groups of supporting feet 16; through the arrangement of four groups of supporting feet 16, the equipment can be supported, and the overall stability of the equipment is enhanced.

When the folding type roof extension device is used, the main platform 5 is lifted and adjusted through the two groups of scissor supporting mechanisms 2, the lifting heights of the two groups of scissor supporting mechanisms 2 are adjusted, so that the lifting heights of the two groups of scissor supporting mechanisms 2 generate a height difference, the main platform 5 is in an inclined state, the inclination angle of the main platform 5 and the inclination angle of a roof ridge type roof can be adaptively adjusted by controlling the lifting heights of the two groups of scissor supporting mechanisms 2 according to working requirements, the folding type extension frame 6 is in a horizontal state through the bending driving mechanism 14, the extension frame 6 is coplanar with the platform, and the area of the working platform is increased; the extension or the shortening of the output end of the hydraulic driving cylinder 9 is controlled, and the extension or the unfolding of the extension frame 6 is realized after the transmission of the bendable hinged transmission assembly 10; by arranging the fence 11, the protective effect on operators on the equipment can be better achieved, and the safety and reliability of the equipment are improved; the left and right fences 11 of the column platform can be unfolded according to the operation requirement, so that the fences 11 are coplanar with the main platform 5, operators can extend to the left and right parts of the main platform 5 to operate, the whole operation area of the equipment is further increased, the whole movement of the equipment is reduced, and the working efficiency is improved; when the equipment is in a contracted folding state, an operator pushes the ladder stand 13 into the extension frame 6 to avoid the increase of the overall volume of the equipment caused by the extension of the ladder stand 13, when the operator climbs the ladder, the ladder stand 13 is pulled out, the operator can conveniently climb to the main platform 5 through the ladder stand 13, when the equipment is in a lifting operation state, the ladder stand 13 is in a retracted state, and the situation that the ladder stand 13 interferes with the operator can be avoided; the driving mechanism 14 can adopt one of an electric motor or a diesel engine, and preferably adopts the electric motor and the diesel engine at the same time to ensure that the power source is continuously constant, and the electric motor and the diesel engine are mutually standby; the hydraulic pump station 7 and the crawler traveling mechanism 1 can be powered by the motor or the diesel engine according to the site requirements, the motor or the diesel engine is mutually standby, when the power is cut off, the power can be continuously output through the diesel engine, so that the equipment can normally work, and the situation that operators stay high altitude due to power cut off is avoided; through the arrangement of the hollow-out net 15, the situation that operators step on the hollow-out net to fall down can be avoided, the safety performance is further improved, the hollow-out net 15 at the edge of the equipment can adopt striking colors such as yellow and the like, the warning effect is played for the operators operating high-altitude operation, and the operators are warned to be far away from the edge of the equipment; through the arrangement of four groups of supporting feet 16, the equipment can be supported, and the overall stability of the equipment is enhanced.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.