CN113998636A

CN113998636A - Platform working equipment

Info

Publication number: CN113998636A
Application number: CN202111262786.0A
Authority: CN
Inventors: 傅继龙; 周翔; 李汉汉; 魏增国; 孟鹏飞; 王晓凯; 王希鹏; 贾建伟; 张德芳; 黄振华; 贺建伟; 许�鹏; 高丽; 郝亚明; 李建厂
Original assignee: Taiyuan Institute of China Coal Technology and Engineering Group; Shanxi Tiandi Coal Mining Machinery Co Ltd
Current assignee: Taiyuan Institute of China Coal Technology and Engineering Group; Shanxi Tiandi Coal Mining Machinery Co Ltd
Priority date: 2021-10-28
Filing date: 2021-10-28
Publication date: 2022-02-01

Abstract

The invention discloses platform operation equipment which comprises a walking device, a lifting device and an operation platform, wherein the top of the walking device is provided with a walking platform; the lifting device is arranged on the walking platform and comprises a lifting assembly and a lifting platform, and the lifting assembly is arranged between the walking platform and the lifting platform and is suitable for lifting the lifting platform; the operation panel is rotationally established on lift platform, the operation panel has first position and second position, at first position, the operation panel extends in order to be suitable for personnel to carry out manual work on the operation panel along running gear's width direction, at the second position, the operation panel extends in order to promote trafficability characteristic along running gear's length direction. The platform operation equipment can lift the operator, thereby facilitating the underground shed erecting operation and improving the safety during the operation.

Description

Platform working equipment

Technical Field

The invention relates to the technical field of underground shed supporting, in particular to platform operation equipment.

Background

In order to ensure the safety of underground roadway construction, the shed erecting operation is required to be carried out at the positions of poor roadway roof conditions and roof crack development. During the shed erecting operation, steel beams need to be fixed on the top plate of the roadway, in the related technology, workers need to climb to the high position of the roadway by means of the crawling ladder, but in the process of fixing the steel beams through the fastening piece, on one hand, more workers need to hold the crawling ladder, the labor cost is high, and the labor load is large; on the other hand, the operators are easy to fall off, and the construction safety is reduced.

Disclosure of Invention

The present invention is directed to solving, at least to some extent, one of the technical problems in the related art.

Therefore, the embodiment of the invention provides the platform operation equipment which can lift an operator, so that underground shed erecting operation is facilitated, and the safety during operation is improved.

The platform operation device of the embodiment of the invention comprises: the top of the walking device is provided with a walking platform; the lifting device is arranged on the walking platform and comprises a lifting assembly and a lifting platform, and the lifting assembly is arranged between the walking platform and the lifting platform and is suitable for lifting the lifting platform; the operation panel, the operation panel is rotationally established on the lift platform, the operation panel has first position and second position, in first position, the operation panel extends in order to be suitable for personnel to carry out manual work on the operation panel along running gear's width direction, in the second position, the operation panel extends in order to promote trafficability characteristic along running gear's length direction.

According to the platform operation equipment provided by the embodiment of the invention, the platform operation equipment can lift an operator, so that the underground shed erecting operation is facilitated, and the safety during the operation is improved.

In some embodiments, the operation table is adjustable in length, the operation table includes a first driver, a first sub-platform and a second sub-platform, one end of the first sub-platform is connected to the lifting platform, the second sub-platform is assembled with the first sub-platform in a guiding manner and can extend out from the other end of the first sub-platform, one end of the first driver is connected to the first sub-platform, the other end of the first driver is connected to the second sub-platform, and the length of the first driver is adjustable to drive the second sub-platform to move.

In some embodiments, the operation panel includes support piece, first post and second post, first post is established the below of lift platform, the second post is established the below of first sub-platform, first post is longer than the second post, support piece's one end with the bottom of first post is rotated and is linked to each other, support piece's the other end with the bottom of second post is rotated and is linked to each other, support piece's adjustable length.

In some embodiments, the operating platform includes a first operating platform and a second operating platform, the lifting platform is provided with a first pivot slot and a second pivot slot, at least a portion of the first operating platform is fitted in the first pivot slot and can rotate towards one side of the lifting platform in the first pivot slot to realize the switching of the first operating platform between the first position and the second position, and at least a portion of the second operating platform is fitted in the second pivot slot and can rotate towards the other side of the lifting platform in the second pivot slot to realize the switching of the second operating platform between the first position and the second position.

In some embodiments, the lifting platform is provided with a boss, the boss has a first curved surface and a second curved surface which are oppositely arranged in the width direction of the walking device, the first curved surface encloses the first pivot groove, the second curved surface does not enclose the second pivot groove, the first operating platform is provided with a first arc surface, the first arc surface is suitable for being in fit with the first curved surface when the first operating platform rotates, the second operating platform is provided with a second arc surface, and the second arc surface is suitable for being in fit with the second curved surface when the second operating platform rotates.

In some embodiments, the console includes a fence removably mounted on a top surface of the console and extending along a peripheral edge of the console.

In some embodiments, the enclosure comprises a first column disposed on the first console and extending along a circumferential edge of the first console, a second column disposed on the second console and extending along a circumferential edge of the second console, and a third column disposed on the first console at one end and the second console at the other end, wherein in the first position, the first column, the second column, and the third column form an annular guardrail, and at least a portion of the first console, at least a portion of the second console, and at least a portion of the walking platform are enclosed within the annular guardrail.

In some embodiments, the lifting assembly includes a limiting member and a plurality of second drivers, the plurality of second drivers are disposed on an outer peripheral side of the limiting member, one end of each second driver is hinged to the walking platform, the other end of each second driver is hinged to the lifting platform, each limiting member includes a hinge base, a first member, a second member and a third member, the hinge base is fixed to the walking platform, one end of each first member is hinged to the hinge base, the other end of each first member is hinged to the third member, one end of each second member is hinged to the hinge base, the other end of each second member is hinged to the third member, the first member is located above the second member, one end of each third member is connected to the first member and the second member, the other end of each third member is hinged to the lifting platform, and the limiting member is adapted to limit an extension direction of the second drivers when the second drivers extend and retract.

In some embodiments, the lifting platform is provided with a protrusion, the protrusion protrudes toward the rear side of the lifting platform, in the second position, the protrusion is suitable for supporting the operation table to reduce the suspended length of the operation table, and the second driver is arranged between the protrusion and the walking platform.

In some embodiments, the walking device comprises a plurality of supporting pieces, the supporting pieces are arranged on the walking platform and are arranged along the circumferential direction of the walking platform at intervals, the supporting pieces can extend towards the lower part of the walking platform, and the supporting pieces are suitable for supporting the ground so as to level and fix the walking platform.

Drawings

Fig. 1 is a schematic diagram of a non-operating state of a platform operating device according to an embodiment of the present invention.

Fig. 2 is a schematic left side view of the platform work apparatus of fig. 1.

Fig. 3 is a schematic structural diagram of the limiting member in fig. 2.

Fig. 4 is a schematic top view of the platform work apparatus of fig. 1.

Fig. 5 is a schematic view of an operation state of the platform operating device according to the embodiment of the present invention.

Fig. 6 is a schematic left side view of the platform work apparatus of fig. 5.

Reference numerals:

a traveling device 1; a walking platform 11; a supporting member 12; a crawler wheel 13;

a lifting device 2; a lifting platform 21; a mounting plate 211; a first curved surface 212; a second curved surface 213; the projection 214; a boss 215; a lifting assembly 22; a stopper 221; hinge base 2211; a first piece 2212; the second piece 2213; the third piece 2214; a second driver 222;

an operation table 3; a first operation table 31; a first arc surface 311; a second console 32; second arc surface 321; a first driver 33; a first column 34; a support 35; a second post 36; a fence 37; a first column 371; a second column 372; a third column 373; a first sub-platform 301; a second sub-platform 302;

a control system 4.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings. The embodiments described below with reference to the drawings are illustrative and intended to be illustrative of the invention and are not to be construed as limiting the invention.

As shown in fig. 1 to 6, the platform working equipment according to the embodiment of the present invention includes a traveling device 1, a lifting device 2, and an operation table 3.

The running gear 1 may be a crawler wheel 13, and two crawler wheels 13 are respectively provided on the left and right sides of the running gear 1. In other embodiments, the traveling device 1 may also be a tire traveling device 1, and the traveling device 1 may realize the self-traveling of the platform operation equipment, thereby facilitating the movement of the position of the platform operation equipment. The top of the walking device 1 is provided with a walking platform 11, as shown in fig. 1, the walking platform 11 can be a rectangular platform, and the walking platform 11 is mainly used for bearing the lifting device 2 and the operating platform 3.

The lifting device 2 is arranged on the walking platform 11, the lifting device 2 comprises a lifting component 22 and a lifting platform 21, and the lifting component 22 is arranged between the walking platform 11 and the lifting platform 21 and is suitable for lifting the lifting platform 21.

Specifically, the lifting assembly 22 of the lifting device 2 is fixed on the walking platform 11, for example, the lifting assembly 22 may be fixed on the walking platform 11 by bolts. The lifting platform 21 is fixed on the top end of the lifting assembly 22, and the lifting assembly 22 can extend up and down, for example, the lifting assembly 22 can be a scissor-type lifting mechanism, and the lifting platform 21 can be lifted up and down by extending the lifting assembly 22 up and down.

The console 3 is rotatably provided on the lifting platform 21, and the console 3 has a first position where the console 3 extends in the width direction of the platform working apparatus and is adapted to stand a person for manual work, and a second position where the console 3 extends in the length direction of the platform working apparatus to improve passability.

Specifically, the operation table 3 is mounted on the lifting platform 21, for example, the operation table 3 may be rotatably mounted on the lifting platform 21 by a swing drive, and during the rotation of the operation table 3, the operation table 3 has a first position and a second position, as shown in fig. 1, and when the operation table 3 is switched to the second position, the operation table 3 extends in the front-rear direction (the length direction of the platform working equipment), whereby the entire width dimension of the platform working equipment can be reduced, thereby improving the passing performance of the platform working equipment. As shown in fig. 5, when the operation panel 3 is switched to the first position, the operation panel 3 extends in the left-right direction (the width direction of the platform working equipment), and at this time, the operator can walk on the operation panel 3, so that the operation range of the operator is expanded, and the manual operation of the operator is facilitated.

Alternatively, only one of the operation tables 3 may be provided, in which case the operation table 3 may be rotated by 180 degrees, i.e. the operation table 3 may be rotated from extending to the left side of the platform working apparatus to extending to the right side of the platform working apparatus. In other embodiments, there may be two operation platforms 3, and in the second position, the two operation platforms 3 may both extend along the front-back direction, and after the first position needs to be switched, one of the two operation platforms 3 may rotate 90 degrees to the left side of the platform operation device, and the other may rotate 90 degrees to the right side of the platform operation device.

According to the platform operation equipment provided by the embodiment of the invention, when the shed is erected, the operation platform 3 can be lifted through the lifting device 2, and an operator can stand on the operation platform 3 to fix the steel, so that the shed erecting operation safety is improved, the operation range of the operator is expanded by the operation platform 3, and the operator can fix any position of the steel.

In addition, the platform operation equipment can be retracted in a non-working state, and the platform operation equipment can move automatically, so that the maneuverability and trafficability are improved, and the movement and operation of the platform operation equipment in a narrow space are facilitated.

In some embodiments, the operation table 3 is adjustable in length, the operation table 3 includes a first driver 33, a first sub-platform 301, and a second sub-platform 302, one end of the first sub-platform 301 is connected to the lifting platform 21, the second sub-platform 302 is assembled with the first sub-platform 301 in a guiding manner and can extend from the other end of the first sub-platform 301, one end of the first driver 33 is connected to the first sub-platform 301, the other end of the first driver 33 is connected to the second sub-platform 302, and the first driver 33 is adjustable in length to drive the second sub-platform 302 to move.

Specifically, as shown in fig. 2 and 5, one end of the first sub-platform 301 may be rotatably assembled on the lifting platform 21 by rotation driving, a mounting cavity is provided in the first sub-platform 301, and the second sub-platform 302 is fitted in the mounting cavity of the first sub-platform 301 and may extend from the other end of the first sub-platform 301. The first actuator 33 may be a hydraulic telescopic cylinder, the first actuator 33 may be disposed below the console 3, one end of the first actuator 33 may be hinged to the first sub-platform 301, and the other end of the first actuator 33 may be hinged to the second sub-platform 302, and the second sub-platform 302 may be driven by the first actuator 33 to extend and retract, so as to extend the console 3.

First driver 33 establishes the below that can play the effect of shielding in operation panel 3, has avoided the coal petrography on the tunnel roof to fall the condition on first driver 33, has avoided the damage of first driver 33, is favorable to guaranteeing the steady operation of first driver 33. In addition, the first driver 33 only plays a driving role and is mainly carried by the operating platform 3, so that the condition that the first driver 33 is damaged is further avoided.

In some embodiments, the operation table 3 includes a support member 35, a first column 34 and a second column 36, the first column 34 is disposed below the lifting platform 21, the second column 36 is disposed below the first sub-platform 301, the first column 34 is longer than the second column 36, one end of the support member 35 is rotatably connected to a bottom end of the first column 34, the other end of the support member 35 is rotatably connected to a bottom end of the second column 36, and the length of the support member 35 is adjustable.

Specifically, as shown in fig. 2, the first column 34 may be disposed at the bottom of the lifting platform 21, the second column 36 is disposed at an end of the first sub-platform 301 away from the lifting platform 21, the first column 34 and the second column 36 both extend along the up-down direction, and the length of the first column 34 is greater than the length of the second column 36. One end of the supporting member 35 is sleeved on the periphery of the first column 34 and is rotatably connected with the lower end of the first column 34, the other end of the supporting member 35 is sleeved on the periphery of the second column 36 and is rotatably connected with the lower end of the second column 36, and a certain included angle is formed between the supporting member 35 and the first sub-platform 301. Therefore, the supporting member 35, the first sub-platform 301 and the first column 34 generally form a triangular structure, so that the effect of supporting the operation table 3 is achieved, and the structural stability of the operation table 3 is ensured.

It should be noted that in some embodiments, the length of the supporting member 35 can be adjusted, for example, the supporting member 35 can include a first screw, a threaded sleeve and a second screw, the first screw is threadedly mounted at one end of the threaded sleeve, the second screw is threadedly mounted at the other end of the threaded sleeve, and when the length of the supporting member 35 needs to be adjusted, the threaded sleeve is rotated. From this, can dismantle the thread bush before operation panel 3 rotates, rotate the back at operation panel 3, can be with thread bush screwed connection between first screw rod and second screw rod to play the supporting role.

It will be appreciated that in other embodiments the first column 34 may be arranged extending along the axis of rotation of the console 3, whereby the position of the first column 34 and the second column 36 remains unchanged during rotation of the console 3, whereby the support 35 may be supported below the console 3 at all times during rotation of the console 3.

In some embodiments, the console 3 includes a first console 31 and a second console 32, the lifting platform 21 is provided with a first pivot slot and a second pivot slot, at least a portion of the first console 31 is engaged in the first pivot slot and can rotate towards one side of the lifting platform 21 in the first pivot slot to realize the switching between the first position and the second position of the first console 31, and at least a portion of the second console 32 is engaged in the second pivot slot and can rotate towards the other side of the lifting platform 21 in the second pivot slot to realize the switching between the first position and the second position of the second console 32.

Specifically, the first pivot groove and the second pivot groove are symmetrically arranged on the upper end surface of the lifting platform 21, the first operation table 31 and the second operation table 32 include a fixed end and a free end, the fixed end of the first operation table 31 is engaged with the first pivot groove and can rotate in the first pivot groove, and the first operation table 31 can rotate from a state of extending in the front-rear direction to a state of extending in the left-right direction; the fixed end of the second operation table 32 is engaged with and rotatable within the second pivot groove, and the second operation table 32 is rotatable to the right side from a state of extending in the front-rear direction to a state of extending in the left-right direction.

The first pivoting groove and the second pivoting groove are arranged to improve the assembly compactness of the first operating platform 31 and the second operating platform 32, have a shielding effect, can prevent impurities such as coal rocks from directly falling into the operating platform 3 and the lifting platform 21, and ensure the smooth rotation of the first operating platform 31 and the second operating platform 32.

In some embodiments, the lifting platform 21 is provided with a boss 215, the boss 215 has a first curved surface 212 and a second curved surface 213 oppositely arranged in the width direction of the traveling device 1, the first curved surface 212 encloses a first pivot slot, the second curved surface 213 does not enclose a second pivot slot, the first operating platform 31 is provided with a first arc surface 311, the first arc surface 311 is suitable for fitting with the first curved surface 212 when the first operating platform 31 rotates, the second operating platform 32 is provided with a second arc surface 321, and the second arc surface 321 is suitable for fitting with the second curved surface 213 when the second operating platform 32 rotates.

Specifically, as shown in fig. 4 and 5, the boss 215 is integrally disposed on the top surface of the lifting platform 21, the boss 215 is of a trapezoid-like structure, the right side of the boss 215 forms a first curved surface 212, the left side of the boss 215 forms a second curved surface 213, the first curved surface 212 and the second curved surface 213 are both quarter-arc curved surfaces, the first curved surface 212 is recessed to the left side, and the second curved surface 213 is recessed to the right side. The first pivot slot and the second pivot slot are stepped slots, wherein the first pivot slot is enclosed by a first curved surface 212 and the second pivot slot is enclosed by a second curved surface 213.

The end face of the end of the first operation platform 31, which is used for connecting with the lifting platform 21, forms a first arc surface 311, the first arc surface 311 is a half arc surface, when the first operation platform 31 is installed on the lifting platform 21, the first curved surface 212 and the first arc surface 311 are concentrically arranged, and the first curved surface 212 and the first arc surface 311 are substantially fit and matched. Similarly, the end surface of the second operating platform 32 at the end connected to the lifting platform 21 forms a second arc surface 321, the second arc surface 321 is a half arc surface, when the second operating platform 32 is installed on the lifting platform 21, the second arc surface 213 and the second arc surface 321 are concentrically arranged, and the second arc surface 213 and the second arc surface 321 are substantially fit and matched. Therefore, in the process of rotating the first operating platform 31 and the second operating platform 32, the first curved surface 212 and the first arc surface 311 can limit the first operating platform 31, and the second curved surface 213 and the second arc surface 321 can limit the second operating platform 32, so that the stability of the first operating platform 31 and the second operating platform 32 in the rotating process is improved, and the stable switching between the first position and the second position of the first operating platform 31 and the second operating platform 32 is facilitated.

In some embodiments, the console 3 includes a rail 37, and the rail 37 is detachably mounted on the top surface of the console 3 and extends along the peripheral edge of the console 3. As shown in fig. 5, a plurality of slots may be formed in the top surface of the console 3, the slots are spaced along the peripheral edge of the console 3, and the rail 37 may be provided with a plug, so that the plug of the rail 37 is inserted into the corresponding slot during installation. In other embodiments, the rail 37 may be detachably connected to the console 3 by bolts and nuts. The fence 37 is arranged to play a role in protection, so that the situation that an operator falls down from the operation table 3 is avoided.

In some embodiments, the enclosure 37 includes a first column 371, a second column 372, and a third column 373, the first column 371 is disposed on the first platform 31 and extends along a circumferential edge of the first platform 31, the second column 372 is disposed on the second platform 32 and extends along a circumferential edge of the second platform 32, one end of the third column 373 is disposed on the first platform 31, and the other end is disposed on the second platform 32, in the first position, the first column 371, the second column 372, and the third column 373 form a circular guardrail, and at least a portion of the first platform 31, at least a portion of the second platform 32, and at least a portion of the walking platform 11 are enclosed in the circular guardrail.

Specifically, as shown in fig. 5, a plurality of first columns 371 are provided, and the plurality of first columns 371 extend along the longitudinal edges of the two sides and the edges of the free ends of the first console 31, in fig. 5, the longitudinal edges of the two sides of the first console 31 are the front edge and the rear edge of the first console 31, and the edges of the free ends of the first console 31 are the left edges of the first console 31. The plurality of second fences 372 extend along the longitudinal edges of the two sides of the second console 32 and the edges of the free ends, in fig. 5, the longitudinal edges of the two sides of the second console 32 are the front edge and the rear edge of the second console 32, and the edges of the free ends of the second console 32 are the right edges of the first console 31.

The third columns 373 may be provided in two, two of the third columns 373 being arranged in a front-rear direction with one third column 373 being connected to the first operation table 31 on the left side and to the second operation table 32 on the right side. The other third column 373 is connected to the first console 31 on the left side and to the second console 32 on the right side. Thus, the first plurality of columns 371, the second plurality of columns 372 and the two third columns 373 enclose a rectangular ring-shaped guard rail, and the first operating table 31 and the second operating table 32 are enclosed in the ring-shaped guard rail. The personnel on the operation table 3 can walk freely between the first operation table 31 and the second operation table 32, so that the first operation table 31 and the second operation table 32 form a finished platform, and the movement of the operators is facilitated.

In some embodiments, the lifting assembly 22 includes a limiting member 221 and a plurality of second drivers 222, the plurality of second drivers 222 are disposed on an outer peripheral side of the limiting member 221, one end of the second driver 222 is hinged to the walking platform 11, the other end of the second driver 222 is hinged to the lifting platform 21, the limiting member 221 includes a hinge seat 2211, a first member 2212, a second piece 2213 and a third piece 2214, the hinge base 2211 is fixed on the walking platform 11, one end of the first piece 2212 is hinged to the hinge base 2211, the other end of the first piece 2212 is hinged to the third piece 2214, one end of the second piece 2213 is hinged to the hinge base 2211, the other end of the second piece 2213 is hinged to the third piece 2214, the first piece 2212 is located above the second piece 2213, one end of the third piece 2214 is connected to the first piece 2212 and the second piece 2213, the other end of the third piece 2214 is hinged to the lifting platform 21, and the limiting piece 221 is adapted to limit the extension direction of the second driver 222 when the second driver 222 extends and contracts.

Specifically, as shown in fig. 2 and 3, the limiting member 221 is disposed at the front end of the walking platform 11, the hinge base 2211, the first member 2212, the second member 2213 and the third member 2214 form a multi-link mechanism in a vertical plane extending in the front-back direction, the hinge base 2211 may be an L-shaped base, the first member 2212, the second member 2213 and the third member 2214 may be rectangular plates, as shown in fig. 4, the bottom end of the first member 2212 may be pivotally assembled with one free end of the hinge base 2211, the bottom end of the second member 2213 may be pivotally assembled with the other free end of the hinge base 2211, the bottom end of the third member 2214 may be pivotally assembled with the top end of the first member 2212 and the top end of the second member 2213, and the top end of the third member 2214 may be pivotally assembled with the lifting platform 21. Thus, the first, second and

third members

2212, 2213 and 2214 have a link effect, and when the first, second and

third members

2212, 2213 and 2214 are actuated, the upper end of the third member 2214 can move up and down only in the vertical direction. Therefore, when the second driver 222 extends and contracts, the lifting platform 21 moves in parallel in the vertical direction, and the situation that the lifting platform 21 is inclined in the moving process is avoided.

It should be noted that, in this embodiment, the top end of each second driver 222 may be hinged to the lifting platform 21, and the bottom end of each second driver 222 may be hinged to the walking platform 11, so that the second drivers 222 have a shock absorption effect, and the situation that the end portions of the second drivers 222 are rigidly touched when the lifting platform 21 is stressed is avoided.

In this embodiment, the two second drivers 222 are respectively disposed on the left side, the right side and the rear side of the limiting member 221, and the second drivers 222 are distributed in a triangular shape, so that the stability of the plurality of second drivers 222 when lifting and supporting the lifting platform 21 can be improved.

In some embodiments, the lifting platform 21 is provided with a protrusion 214, the protrusion 214 protrudes toward the rear side of the lifting platform 21, in the second position, the protrusion 214 is adapted to support the console 3 to reduce the suspended length of the console 3, and a second driver 222 is provided between the protrusion 214 and the walking platform 11.

Specifically, as shown in fig. 4 and 5, the protruding portion 214 is integrally formed on the lifting platform 21, the protruding portion 214 protrudes and extends toward the rear side of the lifting platform 21, when the first operating platform and the second operating platform are switched to the second position, the first operating platform and the second operating platform can be placed on the top surface of the protruding portion 214, so that the situation that the first operating platform and the second operating platform are long in suspension backwards and easily subjected to deflection deformation is avoided, and the situation that the operating platform 3 is long in suspension and easily causes the operating platform to swing up and down in the moving process to cause instability of the platform operation equipment is also avoided.

In some embodiments, the walking device 1 comprises a plurality of supporting members 12, the plurality of supporting members 12 are provided on the walking platform 11 and arranged at intervals along the circumference of the walking platform 11, the supporting members 12 can extend below the walking platform 11, and the supporting members 12 are adapted to support the ground to level and fix the walking platform 11.

Specifically, as shown in fig. 1 and 2, the walking platform 11 is a rectangular plate, the supporting members 12 are disposed at four corners of the lower bottom surface of the walking platform 11, and the supporting members 12 can be extended and fixed. Therefore, when the walking platform 11 is supported on the uneven tunnel ground, the walking platform 11 can be adjusted to different lengths through different supporting pieces 12, so that the walking platform 11 is kept horizontal, the level of the operating platform 3 is guaranteed, and the operation of operators is facilitated. Secondly, because the propping piece 12 can prop up with the ground, the fulcrum can be increased, and the function of fixing the running gear 1 is played.

In some embodiments, the bottom end of the supporting member 12 may be provided with a base plate, the base plate is disc-shaped, and the base plate may increase the contact area between the supporting member 12 and the ground or the roadway floor, thereby enhancing the stability of the fixing.

In some embodiments, as shown in fig. 1 and 2, the walking platform 11 may be provided with a control system 4, the control system 4 may be a hydraulic control system 4, and each hydraulic telescopic cylinder on the lift truck may be in hydraulic communication with the control system 4, so as to facilitate hydraulic driving of various actions of the lift truck.

Optionally, the control system 4 is installed at the rear side of the lifting device 2, so that the gravity action on the walking platform 11 can be balanced, the situation that the gravity center of the platform operation equipment moves forwards or backwards is avoided, and the stability during moving and fixing is facilitated.

In some embodiments, as shown in fig. 1, the front side of the lifting platform 21 may be provided with a mounting plate 211, the mounting plate 211 is a rectangular plate and extends along the left-right direction, the mounting plate 211 is located in a vertical plane, the mounting plate 211 has a shielding effect, and when the lifting platform 21 descends and moves, the mounting plate 211 may prevent impurities such as coal and rock from entering between the walking platform 11 and the lifting platform 21, so as to achieve a protection effect.

In the description of the present invention, it is to be understood that the terms "central," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," "axial," "radial," "circumferential," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the invention and to simplify the description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are therefore not to be considered limiting of the invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless explicitly specifically defined otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally formed; may be mechanically coupled, may be electrically coupled or may be in communication with each other; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

In the present invention, unless otherwise expressly stated or limited, the first feature "on" or "under" the second feature may be directly contacting the first and second features or indirectly contacting the first and second features through an intermediate. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.

In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction.

Although embodiments of the present invention have been shown and described above, it is understood that the above embodiments are exemplary and should not be construed as limiting the present invention, and that variations, modifications, substitutions and alterations can be made to the above embodiments by those of ordinary skill in the art within the scope of the present invention.

Claims

1. A platform work apparatus, comprising:

the top of the walking device is provided with a walking platform;

the lifting device is arranged on the walking platform and comprises a lifting assembly and a lifting platform, and the lifting assembly is arranged between the walking platform and the lifting platform and is suitable for lifting the lifting platform;

the operation panel, the operation panel is rotationally established on the lift platform, the operation panel has first position and second position, in first position, the operation panel extends in order to be suitable for personnel to carry out manual work on the operation panel along running gear's width direction, in the second position, the operation panel extends in order to promote trafficability characteristic along running gear's length direction.

2. The platform working equipment according to claim 1, wherein the platform is adjustable in length, the platform comprises a first driver, a first sub-platform and a second sub-platform, one end of the first sub-platform is connected with the lifting platform, the second sub-platform is in guiding assembly with the first sub-platform and can extend out from the other end of the first sub-platform, one end of the first driver is connected with the first sub-platform, the other end of the first driver is connected with the second sub-platform, and the length of the first driver is adjustable to drive the second sub-platform to move.

3. The platform operating device according to claim 2, wherein the operating deck comprises a support member, a first column and a second column, the first column is arranged below the lifting platform, the second column is arranged below the first sub-platform, the first column is longer than the second column, one end of the support member is rotatably connected with the bottom end of the first column, the other end of the support member is rotatably connected with the bottom end of the second column, and the length of the support member is adjustable.

4. The platform work apparatus of claim 2, wherein the operation platform comprises a first operation platform and a second operation platform, the lifting platform is provided with a first pivot slot and a second pivot slot, at least a portion of the first operation platform is engaged with the first pivot slot and is rotatable within the first pivot slot to one side of the lifting platform to realize the switching of the first operation platform between the first position and the second position, and at least a portion of the second operation platform is engaged with the second pivot slot and is rotatable within the second pivot slot to the other side of the lifting platform to realize the switching of the second operation platform between the first position and the second position.

5. The platform operation equipment according to claim 4, wherein the lifting platform is provided with a boss, the boss is provided with a first curved surface and a second curved surface which are oppositely arranged in the width direction of the walking device, the first curved surface encloses the first pivot groove, the second curved surface does not enclose the second pivot groove, the first operating platform is provided with a first arc surface, the first arc surface is suitable for being in fit with the first curved surface when the first operating platform rotates, the second operating platform is provided with a second arc surface, and the second arc surface is suitable for being in fit with the second curved surface when the second operating platform rotates.

6. A platform working apparatus according to claim 5 wherein the platform comprises a fence which is removably mounted on the top surface of the platform and extends along a peripheral edge of the platform.

7. The platform work apparatus of claim 6 wherein the enclosure comprises a first rail, a second rail and a third rail, the first rail being disposed on the first platform and extending along a circumferential edge of the first platform, the second rail being disposed on the second platform and extending along a circumferential edge of the second platform, the third rail being disposed on the first platform at one end and on the second platform at the other end, the first rail, the second rail and the third rail forming an annular fence in the first position, at least a portion of the first platform, at least a portion of the second platform and at least a portion of the walking platform being enclosed within the annular fence.

8. The platform working equipment according to claim 1, wherein the elevating assembly comprises a stopper and a plurality of second drivers, the plurality of second drivers are provided at an outer peripheral side of the stopper, one end of the second driver is hinged to the traveling platform, the other end of the second driver is hinged to the elevating platform, the stopper comprises a hinge base, a first member, a second member and a third member, the hinge base is fixed to the traveling platform, one end of the first member is hinged to the hinge base, the other end of the first member is hinged to the third member, one end of the second member is hinged to the hinge base, the other end of the second member is hinged to the third member, the first member is located above the second member, one end of the third member is connected to the first member and the second member, and the other end of the third member is hinged to the elevating platform, the limiting piece is suitable for limiting the extension direction of the second driver when the second driver extends and contracts.

9. The platform work apparatus of claim 8, wherein the lift platform is provided with a protrusion protruding to a rear side of the lift platform, wherein in the second position the protrusion is adapted to support the console to reduce a suspended length of the console, and wherein the second actuator is provided between the protrusion and the walking platform.

10. Platform working equipment according to any one of claims 1-9 wherein the walking means comprises a plurality of spreader members provided on the walking platform and spaced circumferentially along the walking platform, the spreader members being extendable below the walking platform, the spreader members being adapted to be propped against the ground to level and secure the walking platform.