CN113998616B - Shed steel beam mounting method based on lifting vehicle - Google Patents

Shed steel beam mounting method based on lifting vehicle Download PDF

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Publication number
CN113998616B
CN113998616B CN202111262762.5A CN202111262762A CN113998616B CN 113998616 B CN113998616 B CN 113998616B CN 202111262762 A CN202111262762 A CN 202111262762A CN 113998616 B CN113998616 B CN 113998616B
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China
Prior art keywords
lifting
driving
driving device
arm
platform
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CN202111262762.5A
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Chinese (zh)
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CN113998616A (en
Inventor
王希鹏
贾建伟
王恒
王晓凯
***
胡蕾
王佃武
段景曦
李鹏
朱大鹏
原钢
雷瑞杰
惠忠文
党林兵
王祯凯
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Taiyuan Institute of China Coal Technology and Engineering Group
Shanxi Tiandi Coal Mining Machinery Co Ltd
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Taiyuan Institute of China Coal Technology and Engineering Group
Shanxi Tiandi Coal Mining Machinery Co Ltd
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Application filed by Taiyuan Institute of China Coal Technology and Engineering Group, Shanxi Tiandi Coal Mining Machinery Co Ltd filed Critical Taiyuan Institute of China Coal Technology and Engineering Group
Priority to CN202111262762.5A priority Critical patent/CN113998616B/en
Publication of CN113998616A publication Critical patent/CN113998616A/en
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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
    • B66F7/00—Lifting frames, e.g. for lifting vehicles; Platform lifts
    • B66F7/06—Lifting frames, e.g. for lifting vehicles; Platform lifts with platforms supported by levers for vertical movement
    • B66F7/0625—Lifting frames, e.g. for lifting vehicles; Platform lifts with platforms supported by levers for vertical movement with wheels for moving around the floor
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
    • B66F7/00—Lifting frames, e.g. for lifting vehicles; Platform lifts
    • B66F7/06—Lifting frames, e.g. for lifting vehicles; Platform lifts with platforms supported by levers for vertical movement
    • B66F7/065—Scissor linkages, i.e. X-configuration
    • B66F7/0666—Multiple scissor linkages vertically arranged
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
    • B66F7/00—Lifting frames, e.g. for lifting vehicles; Platform lifts
    • B66F7/06—Lifting frames, e.g. for lifting vehicles; Platform lifts with platforms supported by levers for vertical movement
    • B66F7/08—Lifting frames, e.g. for lifting vehicles; Platform lifts with platforms supported by levers for vertical movement hydraulically or pneumatically operated
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
    • B66F7/00—Lifting frames, e.g. for lifting vehicles; Platform lifts
    • B66F7/28—Constructional details, e.g. end stops, pivoting supporting members, sliding runners adjustable to load dimensions

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  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Geology (AREA)
  • Mechanical Engineering (AREA)
  • Structural Engineering (AREA)
  • Auxiliary Methods And Devices For Loading And Unloading (AREA)
  • Conveying And Assembling Of Building Elements In Situ (AREA)

Abstract

The invention discloses a method for installing a shed steel beam based on a lifting vehicle, which comprises the following steps: the lifting vehicle is moved to a position of a tunnel to-be-mounted shed through the vehicle body, the vehicle body is fixed to the position of the to-be-mounted shed, and then the position of the first lifting assembly is adjusted; placing the steel beams on each first bracket of the first lifting assembly, driving the first brackets to move upwards through a first driving device, driving the second lifting assembly to move upwards, and continuously driving the second lifting assembly to move upwards until the steel beams and the top wall of the roadway are spaced at a set distance; moving the operator to a position corresponding to the lifting platform, and adjusting the position of each second frame body; the second lifting assembly continues to lift the steel beam until the steel beam is contacted with the top wall of the roadway, and the steel beam is manually fixed on the top wall of the roadway; and steel beams of the shed are arranged on the side walls of the roadway. The installation method of the invention is convenient for the mine shed erecting operation, reduces the labor intensity of workers and improves the production efficiency of mines.

Description

Shed steel beam mounting method based on lifting vehicle
Technical Field
The invention relates to the technical field of mining machinery, in particular to a shed steel beam mounting method based on a lifting vehicle.
Background
With the increase of the excavation depth of a coal mine, the phenomenon of layered empty roadway on the mine is more and more prominent, the roof needs to be erected when the distance between a roof and the layered empty roadway is less than 5m or the roof conditions are poor during excavation and roof cracks develop and other special geological structures, and passive support is adopted to prevent the roof from collapsing.
At present, when the support shed erecting operation is carried out during the tunneling, shed erecting materials need to be moved to a tunneling and anchoring machine body manually, the space is narrow, the materials are heavy, no proper station point exists in the high-altitude operation, more labor is used, and the labor intensity is higher; when the excavator and the anchor machine are matched with a shed, the number of operating people is large, personnel injury is easily caused due to improper equipment operation and matching, and potential safety hazards such as falling objects and injuring people exist; the shed erecting operation time is long each time, normal tunneling is influenced, the tunneling and anchoring machine cannot be normally overhauled, and production is severely restricted when the hidden trouble of equipment failure and the shed erecting operation happen simultaneously.
Disclosure of Invention
The present invention is directed to solving, at least in part, one of the technical problems in the related art.
Therefore, the shed steel beam mounting method based on the lifting vehicle is provided by the embodiment of the invention, the mine shed mounting operation is facilitated, the labor intensity of workers is reduced, the condition that the production is influenced due to the fact that a digging and anchoring machine is occupied for a long time in the related art is avoided, and the mine production efficiency is improved.
According to the embodiment of the invention, the shed steel beam installation method based on the lifting vehicle comprises a vehicle body, a lifting device and a man frame device, wherein the vehicle body comprises a supporting platform, the lifting device comprises a first lifting assembly and a second lifting assembly which are arranged on the supporting platform, the first lifting assembly comprises a plurality of inclined lifting groups, the inclined lifting groups are parallelly arranged along the width direction of the vehicle body at intervals, each inclined lifting group comprises a first bracket and a first driving device, the first bracket is connected with the first driving device, the second lifting assembly is arranged between every two adjacent inclined lifting groups, the second lifting assembly comprises a lifting platform and a second driving device, the lifting platform is provided with a plurality of second brackets, the positions of the second brackets on the lifting platform can be adjusted, the man frame device comprises a driving arm assembly and a frame body, the driving arm assembly is arranged on the supporting platform, and the frame body is arranged at the free end of the driving arm assembly, and the installation method comprises the following steps:
s1: the lifting vehicle is moved to a position of a tunnel shed to be installed through the vehicle body, the vehicle body is fixed to the position of the shed to be installed, then the position of the first lifting assembly is adjusted, and one end of the inclined lifting group is located below the supporting platform, and the other end of the inclined lifting group is located above the second lifting assembly;
s2: placing steel beams on each first bracket of a first lifting assembly, driving the first brackets to move upwards through a first driving device so as to lift the steel beams above a second lifting assembly, driving the second lifting assembly to move upwards to receive the steel beams on the first lifting assembly after the steel beams are lifted above the second lifting assembly, and then continuously driving the second lifting assembly to move upwards until the steel beams and the top wall of the roadway are spaced at a set interval;
s3: an operator enters the frame body, moves to a position corresponding to the lifting platform through the driving arm assembly, and then realizes the correction of the position of the steel beam by adjusting the position of each second frame body;
s4: after the position of the steel beam is corrected, the steel beam is continuously lifted through the second lifting assembly until the steel beam is contacted with the top wall of the roadway, and then the steel beam is manually fixed on the top wall of the roadway;
s5: and installing steel beams of the shed on the side walls of the roadway to complete the installation of the shed, and then accommodating the lifting device and the people frame device on the supporting platform.
According to the shed steel beam mounting method based on the lifting vehicle, disclosed by the embodiment of the invention, the mine shed mounting operation is facilitated, the labor intensity of workers is reduced, the condition that the production is influenced due to the fact that a digging and anchoring machine is occupied for a long time in the related technology is avoided, and the production efficiency of a mine is improved.
In some embodiments, the following steps are further included in step S2: before the steel beam is placed on each first bracket, each first bracket is firstly moved to the lowest end of each inclined lifting group, and each second bracket on the lifting platform is subjected to position adjustment, so that the connecting line of each first bracket and the connecting line of each second bracket are parallel and opposite to each other in the vertical direction when each first bracket moves to the position above the first lifting assembly.
In some embodiments, the first bracket is provided with a first clamping groove for a steel beam to be transversely inserted, the extending directions of the first clamping grooves on the plurality of first brackets are coaxially arranged, the first driving device is used for driving the first bracket to move upwards in an inclined manner, the second bracket is provided with a second clamping groove for the steel beam to be transversely inserted, the extending direction of the second clamping groove is the same as the extending direction of the first clamping groove, the extending directions of the second clamping grooves on the plurality of second brackets are coaxially arranged, the second driving device is used for driving the lifting platform to move to a position between two adjacent inclined lifting groups so as to receive the steel beam in the first clamping groove of the first bracket through the second clamping groove on the second bracket, the second driving device is further used for driving the lifting platform to move up and down so as to lift the steel beam, and the position of the second bracket is adjustable along a direction perpendicular to the extending direction of the second clamping groove.
In some embodiments, the first lifting assembly further comprises a third driving device, the inclined lifting group is rotatably mounted on the supporting platform, one end of the third driving device is hinged with the inclined lifting group, the other end of the third driving device is hinged with the supporting platform, the first lifting assembly has a first position and a second position, the first position is that the inclined lifting group extends obliquely up and down, the second position is that the inclined lifting group is horizontally received on the supporting platform, and the third driving device is used for driving the inclined lifting group to switch between the first position and the second position.
In some embodiments, the third driving device is a telescopic cylinder, the supporting platform is provided with a receiving groove for receiving the telescopic cylinder, the rotation connection position of the inclined lifting group and the supporting platform forms a first connection position, the hinge position of the third driving device and the inclined lifting group forms a second connection position, the hinge position of the third driving device and the support platform forms a third connection position, the second connection position is located above the supporting platform, the receiving groove extends along a direction from the first connection position to the third connection position, the receiving groove has a first end and a second end, the first end of the receiving groove is located between the first connection position and the third connection position, the third connection position is arranged on an inner end face of the second end of the receiving groove, and a distance between the first connection position and the second connection position is greater than a distance between the first connection position and the first end of the receiving groove, so that the third driving device can be received into the receiving groove when the inclined lifting group is at the second position.
In some embodiments, the first driving device includes a guide frame, a lead screw, a nut member, and a driving motor, the guide frame is rotatably disposed on the supporting platform, the third driving device is hinged to the guide frame, a first guide groove is disposed on the guide frame, the first guide groove extends along a length direction of the guide frame, the lead screw is disposed in the first guide groove, the driving motor is connected to an end portion of the lead screw in a transmission manner, the nut member is screwed onto the lead screw, an outer peripheral surface of the nut member is in rotation-stop engagement with an inner wall of the first guide groove, and the first bracket is fixed to the nut member.
In some embodiments, the opposite sides of the second bracket are movably mounted on the lifting platform through a sliding chute assembly, the sliding chute assembly includes a pressing plate and a sliding block, the pressing plate is fixed on the lifting platform, a second guide groove is formed between the pressing plate and the lifting platform, the extending direction of the second guide groove is perpendicular to the extending direction of the second clamping groove, the sliding block is disposed on the second bracket, and the sliding block is in guide fit in the second guide groove.
In some embodiments, the second drive arrangement includes cutting the fork crane, cut the fork crane and establish lift the platform with between the supporting platform, cut the fork crane and include first scissors fork arm and the second scissors fork arm of symmetrical arrangement, be equipped with first spout on the lift platform, be equipped with the second spout on the supporting platform, the top of first scissors fork arm with one of the top of second scissors fork arm with it is articulated to lift the platform, the cooperation that another person can remove through the gyro wheel is in the first spout, the bottom of first scissors fork arm with one of the bottom of second scissors fork arm with the supporting platform is articulated, another person is in through the mobilizable cooperation of gyro wheel in the second spout.
In some embodiments, the driving arm assembly includes a first arm, a second arm, a fourth driving device, a fifth driving device and a sixth driving device, a bottom end of the first arm is rotatably mounted on the supporting platform, the fourth driving device is disposed on the supporting platform and is used for driving the first arm to rotate, the second arm is disposed at a top end of the first arm and is rotatable relative to the first arm, one end of the fifth driving device is hinged to a bottom end of the first arm, the other end of the fifth driving device is hinged to the second arm, the fifth driving device is used for driving the second arm to swing, the frame is rotatably disposed at a free end of the second arm, one end of the sixth driving device is hinged to the second arm, the other end of the sixth driving device is hinged to the frame, and the sixth driving device is used for driving the frame to swing.
In some embodiments, the vehicle body further comprises a walking device and a plurality of supporting rods, the walking device is arranged at the bottom of the supporting platform, the walking device can drive the supporting platform to move so as to achieve position adjustment of a shed steel beam installation method based on the lifting vehicle, the plurality of supporting rods are arranged at the bottom of the supporting platform, the plurality of supporting rods are arranged at intervals along the circumferential direction of the supporting platform, and the supporting rods are used for abutting against the ground so as to achieve fixing of the position of the vehicle body.
Drawings
Fig. 1 is a schematic overall structure diagram of a lift truck according to an embodiment of the present invention.
Fig. 2 is a schematic top view of the lift truck of fig. 1.
Fig. 3 is a side view of the lift car of fig. 1.
Fig. 4 is a front schematic view of the lift truck of fig. 1.
Fig. 5 is a schematic cross-sectional view of the incline lift group of fig. 1.
FIG. 6 is a schematic view of a second lift assembly of FIG. 1.
Fig. 7 is a schematic view of the lift truck of fig. 1 in an extended state.
Reference numerals are as follows:
a vehicle body 1; a support platform 11; a housing groove 111; a traveling device 12; a support bar 13;
a lifting device 2; a first lifting assembly 21; a first driving device 211; a connecting member 212; a first bracket 213; a lead screw 214; a nut member 215; a drive motor 216; a second lifting assembly 22; lifting the platform 221; a first chute 2211; a second drive device 222; first scissor arm 2221; second scissor arm 2222; a roller 2223; the second bracket 223; a chute assembly 224; a third driving device 23; a first connection location 24; a second connection location 25; a third connection location 26;
a human frame device 3; a frame body 31; a drive arm assembly 32; a base 321; a fourth drive device 322; a first arm 323; a second arm 324; a fifth driving device 325; a sixth drive 326;
a hydraulic control system 4;
a steel beam 5.
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 7, a lift truck according to an embodiment of the present invention includes a truck body 1, a lift device 2, and a people frame device 3.
The vehicle body 1 includes a support platform 11. Specifically, as shown in fig. 1, the supporting platform 11 is a flat plate device, the supporting platform 11 is disposed on the top of the vehicle body 1, and the vehicle body 1 can move by itself.
The lifting device 2 comprises a first lifting assembly 21 and a second lifting assembly 22 arranged on the support platform 11. Specifically, as shown in fig. 1, the lifting device 2 is disposed at the front end of the vehicle body 1, and the first lifting assembly 21 and the second lifting assembly 22 of the lifting device 2 are both disposed on the supporting platform 11. The first lifting assembly 21 and the second lifting assembly 22 can lift the steel beam 5, wherein the second lifting assembly 22 can receive the steel beam 5 on the first lifting assembly 21, so that the steel beam 5 can be lifted continuously.
The first lifting assembly 21 comprises a plurality of inclined lifting groups, the inclined lifting groups are arranged in parallel at intervals along the width direction of the vehicle body 1, each inclined lifting group comprises a first bracket 213 and a first driving device 211, the first brackets 213 are connected with the first driving devices 211, the second lifting assembly 22 is arranged between two adjacent inclined lifting groups, each second lifting assembly 22 comprises a lifting platform 221 and a second driving device 222, the lifting platform 221 is provided with a plurality of second brackets 223, and the positions of the second brackets 223 on the lifting platform 221 are adjustable.
Specifically, as shown in fig. 1 to 4, the first lifting assembly 21 may include two inclined lifting groups, the middle portions of the two inclined lifting groups are connected to the vehicle body 1, and the two inclined lifting groups extend obliquely in a front-down-to-rear-up direction in use, wherein a part of the inclined lifting groups are located on the front side of the vehicle body 1, and the other part of the inclined lifting groups are located above the supporting platform 11, and the two inclined lifting groups are arranged at intervals in a left-right direction.
The tilt lifting group comprises a first driving device 211 and a first bracket 213, the first driving device 211 can be a driving device such as an electric push rod, a telescopic cylinder, etc., and the first bracket 213 is disposed on the first driving device 211, so that the first driving device 211 can drive the first bracket 213 to tilt and move along a direction from the front bottom to the back top. It should be noted that the first brackets 213 of each inclined lifting group are all located in the same horizontal plane, so that the first brackets 213 can lift the same steel beam 5 at the same time.
The second lifting assembly 22 is disposed on the supporting platform 11, and the second lifting assembly 22 is located between the two inclined lifting groups, the second driving device 222 of the second lifting assembly 22 is disposed below the lifting platform 221, the second driving device 222 may be a hydraulic cylinder, and the second driving device 222 can drive the lifting platform 221 to move up and down. A plurality of second brackets 223 may be provided on the lifting platform 221, and the purpose of the second brackets 223 is the same as that of the first brackets 213, and the steel beams 5 may be lifted.
The human frame device 3 comprises a driving arm assembly 32 and a frame body 31, wherein the driving arm assembly 32 is arranged on the supporting platform 11, and the frame body 31 is arranged at the free end of the driving arm assembly 32. Specifically, as shown in fig. 1, the people frame device 3 is disposed behind the lifting device 2, one end of the driving arm assembly 32 is connected to the supporting platform 11, the other end of the driving arm assembly 32 is connected to the frame body 31, the driving arm assembly 32 can swing up and down and left and right, so that the frame body 31 can be moved to any spatial orientation, and people can be carried in the frame body 31.
The method for installing the steel beams 5 for the shed based on the lifting vehicle comprises the following steps:
s1: the lifting vehicle is moved to a position of a tunnel to be mounted with a shed through the vehicle body 1, the vehicle body 1 is fixed to the position of the tunnel to be mounted with the shed, and then the position of the first lifting assembly 21 is adjusted, so that one end of the inclined lifting group is located below the supporting platform 11, and the other end of the inclined lifting group is located above the second lifting assembly 22.
Specifically, the installation position of the shed is determined firstly, then the lifting vehicle is moved to the position where the shed is to be installed by means of the vehicle body 1, and the lifting vehicle is fixed at the moving position after the lifting vehicle is moved in place, so that the situation that the lifting vehicle moves when the steel beams 5 are installed is avoided, and the installation safety is improved.
The position of the first lifting assembly 21 is then adjusted, it should be noted that when the first lifting assembly 21 is fixed to the vehicle body 1, i.e. the position of the first lifting assembly 21 is the only position, this step can be omitted. After the first lifting assembly 21 is adjusted, the front end of the first lifting assembly 21 can be stopped against the ground, and the rear end of the second lifting assembly 22 is located above the second lifting assembly 22, thereby facilitating the butt joint of the steel beam 5 between the first lifting assembly 21 and the second lifting assembly 22.
S2: the steel beam 5 is placed on each first bracket 213 of the first lifting assembly 21, the first brackets 213 are driven to move upwards by the first driving device 211 so as to lift the steel beam 5 above the second lifting assembly 22, after the steel beam 5 is lifted above the second lifting assembly 22, the second lifting assembly 22 is driven to move upwards so as to receive the steel beam 5 on the first lifting assembly 21, and then the second lifting assembly 22 is continuously driven to move upwards until the steel beam 5 is spaced from the top wall of the roadway by a set distance.
Specifically, the steel beam 5 may be placed on each first bracket 213 by manual transportation, and then the first driving device 211 is started, the first driving device 211 may drive the first bracket 213 to move upward, so that the steel beam 5 may be lifted above the second lifting assembly 22, and then the lifting platform 221 of the second lifting assembly 22 is driven to ascend, each second bracket 223 on the lifting platform 221 may receive the steel beam 5 from each second bracket 223 on the first lifting assembly 21, after the steel beam 5 is received on the second lifting assembly 22, the lifting platform 221 is continuously driven to ascend until the steel beam 5 is spaced from the top wall of the roadway by a certain distance, thereby avoiding the situation that the steel beam 5 is in contact with the top wall of the roadway and facilitating adjustment of the position of the subsequent steel beam 5.
S3: the operator enters the frame 31, moves the operator to a position corresponding to the lifting platform 221 by the driving arm assembly 32, and then corrects the position of the steel beam 5 by adjusting the position of each second frame.
Specifically, treat that girder steel 5 is lifted the back of targetting in place, operating personnel can get into framework 31, then can remove framework 31 to the high position department that is close to girder steel 5 and suits with girder steel 5 with the help of actuating arm assembly 32, then operating personnel can pass girder steel 5 to the realization is to the fine adjustment of girder steel 5 position, makes the more accurate of girder steel 5's position installation like this.
S4: after the position of the steel beam 5 is corrected, the steel beam 5 is continuously lifted through the second lifting assembly 22 until the steel beam 5 is contacted with the roadway roof, and then the steel beam 5 is manually fixed on the roadway roof.
Specifically, after the position of the steel beam 5 is adjusted and corrected, the steel beam 5 is continuously lifted upwards until the steel beam 5 is in abutting contact with the top wall of the roadway, and then an operator manually fixes the steel beam 5 on the top wall of the roadway. During the fixation process, the position of the operator can be properly adjusted by the driving wall assembly.
S5: the steel beams 5 of the trellis are installed on the side walls of the tunnels to complete the installation of the trellis, and then the lifting devices 2 and the people frame devices 3 are received on the support platforms 11.
Specifically, treat the girder steel 5 installation completion back of tunnel roof, operating personnel can come out in the framework 31, then fix the installation of girder steel 5 on the wall of tunnel both sides, in some other embodiments, operating personnel and subaerial other operating personnel in the framework 31 can the cooperation operation to can conveniently be to the installation of the longer girder steel 5 of tunnel lateral wall. After the whole installations of frame roof girder steel 5 are finished, accomodate first lifting unit 21, second lifting unit 22 to original height, also accomodate people's frame device 3 to supporting platform 11 on, from this, can improve the trafficability characteristic of lifting the car on the one hand, on the other hand can avoid lifting the car and the collision of tunnel lateral wall, has avoided lifting the car impaired and has reduced the incident.
According to the method for installing the steel beam 5 of the shed frame based on the lift truck, the steel beam of the shed frame can directly contact with the top plate of the roadway, manual intervention is not needed, convenience and reliability are realized, and the safety is high. The operator can control the movement and position of the operator by himself, so that the installation operation of each position and height can be satisfied, the frame body 31 can ensure approximate level, and the safety is high. In the installation process, an operator only needs to lift the steel beam 5 to the first bracket 213, and the steel beam 5 can be lifted seamlessly through the first lifting assembly 21 and the second lifting assembly 22 subsequently without manual intervention, so that the installation method is convenient and reliable. In the underground production work, the mutual influence and restriction of equipment maintenance and shed erecting operation are avoided, the condition that the production is influenced due to the fact that the excavator is occupied for a long time in the related technology is also avoided, and the coal mining efficiency is greatly improved.
In some embodiments, the following steps are further included in step S2: before the steel beam 5 is placed on each first bracket 213, each first bracket 213 is first moved to the lowermost end of each inclined lifting group, and the position of each second bracket 223 on the lifting platform 221 is adjusted so that the line connecting each first bracket 213 and the line connecting each second bracket 223 are parallel and opposite in the up-down direction when each first bracket 213 is moved above the first lifting assembly 21.
Specifically, before lifting the steel beam 5, the first brackets 213 of the inclined lifting groups are moved to the lowest ends of the inclined lifting groups, and then the positions of the second brackets 223 are adjusted, so that after the first brackets 213 are moved to the positions above the second lifting assemblies 22, the connecting lines of the second brackets 223 are located right below the connecting lines of the first brackets 213, thereby facilitating the second lifting assemblies 22 to receive the steel beam 5 on the first lifting assemblies 21.
In some embodiments, the first brackets 213 are provided with first slots into which the steel beams 5 are transversely inserted, the first slots on the plurality of first brackets 213 extend in a coaxial manner, the first driving device 211 is configured to drive the first brackets 213 to move up and down in an inclined manner, the second brackets 223 are provided with second slots into which the steel beams 5 are transversely inserted, the extending direction of the second slots is the same as the extending direction of the first slots, the extending direction of the second slots on the plurality of second brackets 223 is arranged in a coaxial manner, the second driving device 222 is configured to drive the lifting platform 221 to move between two adjacent inclined lifting sets so as to receive the steel beams 5 in the first slots of the first brackets 213 through the second slots on the second brackets 223, the second driving device 222 is further configured to drive the lifting platform 221 to move up and down so as to lift the steel beams 5, and the second brackets 223 are adjustable in positions along a direction perpendicular to the extending direction of the second slots.
Specifically, as shown in fig. 5, a first clamping groove is formed in the first bracket 213, a second clamping groove is formed in the second bracket 223, the first clamping groove and the second clamping groove extend along the left-right direction, and an opening of the first clamping groove and an opening of the second clamping groove are arranged upwards, so that the steel beam 5 can be separated from the first bracket 213 from an opening of the first clamping groove and the steel beam 5 can also be separated from the second bracket 223 from an opening of the second clamping groove in the lifting process of the steel beam 5, and the steel beam 5 can be conveniently transferred between the first lifting assembly 21 and the second lifting assembly 22 through the steel beam 5.
As shown in fig. 2, the second bracket 223 is guided and fitted on the lifting platform 221, and a guide rail may be provided on the lifting platform 221, along which the second bracket 223 may move. The guide rail extends in the front-rear direction, whereby the second bracket 223 can be slid in the front-rear direction, thereby facilitating adjustment of the position of the second bracket 223.
In some embodiments, the first lifting assembly 21 further comprises a third driving device 23, the inclined lifting group is rotatably mounted on the supporting platform 11, one end of the third driving device 23 is hinged to the inclined lifting group, the other end of the third driving device 23 is hinged to the supporting platform 11, the first lifting assembly 21 has a first position and a second position, in the first position, the inclined lifting group extends obliquely up and down, in the second position, the inclined lifting group is horizontally received on the supporting platform 11, and the third driving device 23 is used for driving the inclined lifting group to switch between the first position and the second position.
Specifically, as shown in fig. 1 and 3, the first lifting assembly 21 may be hingedly or pivotally mounted to the support platform 11, and the first lifting assembly 21 may swing in an up and down direction about a connection point with the support platform 11. The first lifting assembly 21 has a first position and a second position in the swing stroke, wherein the first position is a working position of the first lifting assembly 21, at this time, the first lifting assembly 21 is obliquely arranged along a direction from the front to the rear, and as shown in fig. 3, the second position is a storage position of the first lifting assembly 21, at this time, the rear end of the first lifting assembly 21 can be in contact with the supporting platform 11, that is, the first lifting assembly 21 is flatly laid on the supporting platform 11, thereby improving the trafficability characteristic of the lifting vehicle, and avoiding the situation that the front end of the first lifting assembly 21 easily touches the ground.
As shown in fig. 3, the third driving device 23 may be a telescopic cylinder, one end of the third driving device 23 is hinged to the first lifting assembly 21, the other end of the third driving device 23 is hinged to the supporting platform 11, and the first lifting assembly 21 can be driven to swing by extending and contracting the third driving device 23, so that the first lifting assembly 21 can be switched between the first position and the second position.
In some embodiments, the third driving device 23 is a telescopic cylinder, the support platform 11 is provided with a receiving groove 111 for receiving the telescopic cylinder, the rotation connection position of the inclined lifting group and the support platform 11 forms a first connection position 24, the hinge connection position of the third driving device 23 and the inclined lifting group forms a second connection position 25, the hinge connection position of the third driving device 23 and the support platform 11 forms a third connection position 26, the second connection position 25 is located above the support platform 11, the receiving groove 111 extends along a direction from the first connection position 24 to the third connection position 26, the receiving groove 111 has a first end and a second end, the first end of the receiving groove 111 is located between the first connection position 24 and the third connection position 26, the third connection position 26 is provided on an inner end surface of the second end of the receiving groove 111, and a distance between the first connection position 24 and the second connection position 25 is larger than a distance between the first end of the first connection position 24 and the first end of the receiving groove 111, so that the third driving device 23 can be received in the receiving groove 111 when the inclined lifting group is in the second position.
Specifically, as shown in fig. 3, each inclined lifting group of the first lifting assembly 21 is hinged or pivotally connected to the supporting platform 11, the connection position of the inclined lifting group and the supporting platform 11 is a first connection position 24, one end of the third driving device 23 is hinged or pivotally connected to the corresponding inclined lifting group and forms a second connection position 25, the other end of the third driving device 23 is hinged or pivotally connected to the supporting platform 11 and forms a third connection position 26, when the first lifting assembly 21 is located at the first position, as shown in fig. 3, the inclined lifting group, the third driving device 23 and the supporting platform 11 are arranged in a triangular shape, and the first connection position 24, the second connection position 25 and the third connection position 26 respectively form three vertices of the triangular shape, so that the structural stability of the first lifting assembly 21 at the first position can be ensured.
The supporting platform 11 is provided with a receiving groove 111, the receiving groove 111 is a rectangular long groove, the receiving groove 111 extends along the front-back direction, and the rear end of the third driving device 23 is hinged or pivoted with the rear inner groove wall of the receiving groove 111. The distance between the first connecting position 24 and the front end of the accommodating groove 111 is smaller than the distance between the first connecting position 24 and the second connecting position 25, and therefore, when the first lifting assembly 21 is switched to the second position, the third driving device 23 can be completely accommodated in the accommodating groove 111, that is, the position connecting position formed by the third driving device 23 and the inclined lifting group can also be accommodated in the accommodating groove 111, so that the first lifting assembly 21 can be in contact with the supporting platform 11, on one hand, the supporting area of the bottom of the first lifting assembly 21 is increased, the structural stability of the first lifting assembly 21 at the second position is enhanced, on the other hand, the situation that the first lifting assembly 21 is pressed above the third driving device 23 when the first lifting assembly 21 is at the second position is avoided, the swinging amount of the third driving device 23 during the moving process of the lifting vehicle is reduced, and the service life of the third driving device 23 is prolonged.
In some embodiments, the first driving device 211 includes a guiding frame rotatably disposed on the supporting platform 11, a lead screw 214, a nut member 215, and a driving motor 216, the third driving device 23 is hinged to the guiding frame, the guiding frame is provided with a first guiding groove extending along a length direction of the guiding frame, the lead screw 214 is disposed in the first guiding groove, the driving motor 216 is drivingly connected to an end portion of the lead screw 214, the nut member 215 is threadedly engaged with the lead screw, an outer peripheral surface of the nut member 215 is in locked engagement with an inner wall of the first guiding groove, and the first bracket 213 is fixed on the nut member 215.
Specifically, as shown in fig. 5, the guide frame is in a channel steel shape, a first guide groove is formed in the guide frame, the first guide groove extends along the extending direction of the guide frame, the lead screw 214 is arranged in the first guide groove, the lead screw 214 extends along the extending direction of the first guide groove, one end of the lead screw 214 is rotatably assembled with an end plate at one end of the guide frame through a bearing, the other end of the lead screw 214 is in transmission connection with an output shaft of the driving motor 216 through a coupler, and a cylinder body of the driving motor 216 is fixedly connected with the guide frame. The nut member 215 is similar to a nut, a threaded hole is formed in the nut member 215, the nut member 215 is assembled on the outer peripheral side of the lead screw 214, the first bracket 213 is fixedly connected with the nut member 215, and the side wall of the nut member 215 can be stopped with the inner wall of the first guide groove, so that the rotation stop fit of the nut member 215 and the guide frame is realized. In use, when the driving motor 216 is activated, the driving motor 216 drives the lead screw 214 to rotate, the nut member 215 is engaged in the first guide groove by rotation stop, and the nut member 215 moves along the lead screw 214, thereby realizing the moving drive of the first bracket 213.
In some embodiments, the opposite sides of the second bracket 223 are movably mounted on the lifting platform 221 through a sliding slot assembly 224, the sliding slot assembly 224 includes a pressing plate and a sliding block, the pressing plate is fixed on the lifting platform 221, and a second guiding slot is formed between the pressing plate and the lifting platform 221, the extending direction of the second guiding slot is perpendicular to the extending direction of the second clamping slot, the sliding block is disposed on the second bracket 223, and the sliding block is guided and fitted in the second guiding slot.
Specifically, as shown in fig. 2, the second bracket 223 can be slidably guided on the lifting platform 221 through a sliding chute assembly 224, the sliding chute assembly 224 can include a pressing plate and a sliding block, the pressing plate is fixed on the lifting platform 221, the cross section of the pressing plate can be L-shaped, the pressing plate includes a first plate and a second plate, the first plate and the second plate are vertically arranged, the first plate is fixedly connected with the lifting platform 221, the second plate is parallel to the lifting platform 221 and spaced apart, and a second guide groove is formed between the second plate and the lifting platform 221. The slider is provided on the second bracket 223, and the slider is guided to fit in the second guide groove, whereby the sliding adjustment of the second bracket 223 in the front-rear direction can be achieved.
It should be noted that, both left and right sides of the second bracket 223 can be in guiding sliding fit with the lifting platform 221 through the chute assembly 224, thereby, the stability of sliding of the second bracket 223 can be enhanced.
In some embodiments, the second driving device 222 includes a scissor lift, the scissor lift is disposed between the lifting platform 221 and the supporting platform 11, the scissor lift includes a first scissor arm 2221 and a second scissor arm 2222, which are symmetrically disposed, a first sliding slot 2211 is disposed on the lifting platform 221, a second sliding slot is disposed on the supporting platform 11, one of a top end of the first scissor arm 2221 and a top end of the second scissor arm 2222 is hinged to the lifting platform 221, the other is movably fitted in the first sliding slot 2211 via a roller 2223, one of a bottom end of the first scissor arm 2221 and a bottom end of the second scissor arm 2222 is hinged to the supporting platform 11, and the other is movably fitted in the second sliding slot via a roller 2223.
Specifically, as shown in fig. 4 and 6, the second driving device 222 may be a scissor lift device, the second driving device 222 includes a scissor lift frame, the scissor lift frame includes a first scissor arm 2221 and a second scissor arm 2222 pivotally coupled together, and the height of the scissor lift frame may be adjusted by the scissor action of the first scissor arm 2221 and the second scissor arm 2222, so that the height of the lift platform 221 may be adjusted. First scissor arm 2221 and second scissor arm 2222 are arranged in mirror symmetry.
The lifting platform 221 is provided with a first sliding slot 2211, the first sliding slot 2211 extends along the left-right direction, the top end of the first scissor arm 2221 is provided with a roller 2223, the roller 2223 of the first scissor arm 2221 is matched in the first sliding slot 2211 in a rolling manner, so that the movement of the top end of the first scissor arm 2221 is facilitated, and the bottom end of the first scissor arm 2221 is hinged or pivoted with the support platform 11. The top end of the second scissor arm 2222 is hinged or pivoted to the lifting platform 221, the bottom end of the second scissor arm 2222 is provided with a roller 2223, the support platform 11 is provided with a second sliding slot, the first sliding slot 2211 extends in the left-right direction, and the roller 2223 of the second scissor arm 2222 is in rolling fit with the second annular slot.
The second driving device 222 further includes a driving mechanism, the driving mechanism may be a screw 214 driving mechanism, a hydraulic telescopic cylinder or an electric push rod, the driving mechanism is fixed on the supporting platform 11, the driving mechanism is connected to the bottom end of the second scissor arm 2222 and can drive the bottom end of the second scissor arm 2222 to move, so that the distance between the bottom end of the first scissor arm 2221 and the bottom end of the second scissor arm 2222 can be adjusted, and further the adjustment of the up-and-down position of the lifting platform 221 can be realized.
In some embodiments, the driving arm assembly 32 includes a first arm 323, a second arm 324, a fourth driving device 322, a fifth driving device 325 and a sixth driving device 326, wherein a bottom end of the first arm 323 is rotatably mounted on the supporting platform 11, the fourth driving device 322 is disposed on the supporting platform 11 and is used for driving the first arm 323 to rotate, the second arm 324 is disposed at a top end of the first arm 323 and is rotatable relative to the first arm 323, one end of the fifth driving device 325 is hinged to the bottom end of the first arm 323, the other end of the fifth driving device 325 is hinged to the second arm 324, the fifth driving device 325 is used for driving the second arm 324 to swing, the frame 31 is rotatably disposed at a free end of the second arm 324, one end of the sixth driving device 326 is hinged to the second arm 324, the other end of the sixth driving device 326 is hinged to the frame 31, and the sixth driving device 326 is used for driving the frame 31 to swing.
Specifically, as shown in fig. 3, the first arm 323 extends substantially in the up-down direction, the bottom end of the first arm 323 is pivotally mounted on the support platform 11, one end of the second arm 324 is hinged or pivotally engaged with the top end of the first arm 323, the second arm 324 is swingably adjusted with respect to the first arm 323, and the frame body 31 is hinged or pivotally engaged with the free end of the first arm 323. One end of the fourth driving device 322 may be hinged to the supporting platform 11, the fourth driving device 322 may be a telescopic cylinder, a driving end (the other end) of the fourth driving device 322 may be hinged to the first arm 323, and the first arm 323 may be driven to rotate by extending or retracting the fourth driving device 322.
The fifth driving device 325 may be a hydraulic telescopic cylinder, one end of the fifth driving device 325 may be hinged to the bottom of the first arm 323 or to the supporting platform 11, and the other end of the fifth driving device 325 may be hinged to the second arm 324, so that the second arm 324 may be driven to swing by extending or retracting the fifth driving device 325.
The sixth driving device 326 may be a hydraulic telescopic cylinder, one end of the sixth driving device 326 may be hinged to the second arm 324, the other end of the sixth driving device 326 may be hinged to the frame 31, and the angle of the frame 31 may be adjusted by extending or retracting the sixth driving device 326, so that the frame 31 may be kept in a vertical direction during use, and the situation that an operator tilts in the frame 31 is avoided.
In this embodiment, the driving arm assembly 32 has high flexibility, so that the frame 31 can be moved to any position in space by controlling the first arm 323 to rotate and the second arm 324 to swing up and down.
In some embodiments, a base 321 is disposed at a bottom end of the first arm 323, the fourth driving device 322 is a pivoting support mechanism, the fourth driving device 322 is disposed between the base 321 and the supporting platform 11, the second arm 324 is a telescopic cylinder, one end of the fifth driving device 325 is hinged to the base 321, and the other end of the fifth driving device 325 is hinged to a cylinder of the second arm 324.
Specifically, as shown in fig. 7, the base 321 is a flat plate, the base 321 is provided at the bottom of the first arm 323, the fourth driving device 322 may be a slewing bearing mechanism, the fourth driving device 322 is installed at a position between the base 321 and the support platform 11, and the rotation of the first arm 323 may be realized by the rotational driving of the fourth driving device 322.
The second arm 324 may be a hydraulic telescopic cylinder, the second arm 324 may include a cylinder body and a multi-section telescopic rod, one end of the fifth driving device 325 may be hinged with the base 321, and the other end of the fifth driving device 325 may be hinged with the cylinder body of the second arm 324. One end of the sixth driving device 326 may be hinged to the front end of the second arm 324, and the other end of the sixth driving device 326 is hinged to the frame 31.
In some embodiments, the vehicle body 1 further includes a walking device 12 and a plurality of support rods 13, the walking device 12 is disposed at the bottom of the support platform 11, the walking device 12 can drive the support platform 11 to move to achieve the adjustment of the installation position of the steel beam 5 based on the lifting vehicle, the plurality of support rods 13 are disposed at the bottom of the support platform 11, the plurality of support rods 13 are arranged at intervals along the circumferential direction of the support platform 11, and the support rods 13 are used for abutting against the ground to achieve the fixation of the position of the vehicle body 1.
Specifically, as shown in fig. 1 and 7, the running gear 12 may be a crawler type running gear 12, the running gear 12 is disposed at the bottom of the supporting platform 11, and in other embodiments, the running gear 12 may also be a tire running gear 12. The supporting rods 13 can be hydraulic telescopic cylinders, the supporting platform 11 can be rectangular, the number of the supporting rods 13 is four, and the four supporting rods 13 are arranged at the bottom of the supporting platform 11 and located at four corner positions of the supporting platform 11 respectively. After the lifting vehicle moves to the right position, the four support rods 13 can be extended and abutted against the ground, so that the position of the lifting vehicle can be fixed.
In some embodiments, the supporting platform 11 may be provided with a hydraulic control system 4, the lifting device 2, the people frame device 3 and the supporting rod 13 may be connected to the hydraulic control system 4, and the hydraulic driving of the lifting device 2, the people frame device 3 and the supporting rod 13 may be realized through the hydraulic control system 4.
In some embodiments, the first lifting assembly further comprises a plurality of connecting members 212, the plurality of connecting members 212 are arranged in parallel and spaced along the length of the guide frame, there are two inclined lifting groups, one end of the connecting member 212 is connected to one of the two inclined lifting groups, the other end of the connecting member 212 is connected to the other of the two inclined lifting groups, and the second lifting assembly 22 is disposed between the two inclined lifting groups.
Specifically, as shown in fig. 1, the connection member 212 may be a connection rod, the connection member 212 may be provided in plurality, the connection members 212 are arranged at intervals along the extending direction of the inclined lifting groups, one end of each connection member 212 is connected to one inclined lifting group, and the other end of each connection member 212 is connected to another inclined lifting group. The setting up of connecting piece 212 makes first promotion subassembly connect as a whole for first promotion subassembly integrates and the modularization, thereby has made things convenient for the integral erection and the dismantlement to first promotion subassembly.
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 to implicitly indicate the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one of the feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless explicitly 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 "under," "beneath," and "under" a second feature may be directly under or obliquely under the second feature, or may simply mean that the first feature is at a lesser elevation than the second feature.
In the description of the specification, reference to the description of "one embodiment," "some embodiments," "an example," "a specific example," or "some examples" or the like means 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 will be understood that the above embodiments are exemplary and not to be construed as limiting the present invention, and that changes, 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 (10)

1. The shed steel beam installation method based on the lifting vehicle is characterized in that the lifting vehicle comprises a vehicle body, a lifting device and a human frame device, the vehicle body comprises a supporting platform, the lifting device comprises a first lifting assembly and a second lifting assembly which are arranged on the supporting platform, the first lifting assembly comprises a plurality of inclined lifting groups, the inclined lifting groups are arranged in parallel at intervals along the width direction of the vehicle body, each inclined lifting group comprises a first bracket and a first driving device, the first brackets are connected with the first driving devices, the second lifting assemblies are arranged between every two adjacent inclined lifting groups, each second lifting assembly comprises a lifting platform and a second driving device, the lifting platform is provided with a plurality of second brackets, the positions of the second brackets on the lifting platform are adjustable, the human frame device comprises a driving arm assembly and a frame body, the driving arm assembly is arranged on the supporting platform, the frame body is arranged at the free end of the driving arm assembly, and the installation method comprises the following steps:
s1: the lifting vehicle is moved to a position of a tunnel shed to be installed through the vehicle body, the vehicle body is fixed to the position of the shed to be installed, then the position of the first lifting assembly is adjusted, one end of the inclined lifting group is located below the supporting platform, and the other end of the inclined lifting group is located above the second lifting assembly;
s2: placing steel beams on each first bracket of a first lifting assembly, driving the first brackets to move upwards through a first driving device so as to lift the steel beams above a second lifting assembly, driving the second lifting assembly to move upwards to receive the steel beams on the first lifting assembly after the steel beams are lifted above the second lifting assembly, and then continuously driving the second lifting assembly to move upwards until the distance between the steel beams and the top wall of the roadway is set;
s3: an operator enters the frame body, moves to a position corresponding to the lifting platform through the driving arm assembly, and then realizes the correction of the position of the steel beam by adjusting the position of each second frame body;
s4: after the position of the steel beam is corrected, the steel beam is continuously lifted through the second lifting assembly until the steel beam is contacted with the top wall of the roadway, and then the steel beam is manually fixed on the top wall of the roadway;
s5: and mounting steel beams of the shed on the side walls of the roadway to complete the installation of the shed, and then accommodating the lifting device and the people frame device on the supporting platform.
2. The method of installing a girder of a shed based on a lift car as claimed in claim 1, further comprising the steps of: before the steel beam is placed on each first bracket, each first bracket is firstly moved to the lowest end of each inclined lifting group, and each second bracket on the lifting platform is subjected to position adjustment, so that the connecting line of each first bracket and the connecting line of each second bracket are parallel and opposite to each other in the vertical direction when each first bracket moves to the position above the first lifting assembly.
3. The method for installing the steel beam for the shed based on the lifting vehicle as claimed in claim 1, wherein the first bracket is provided with a first clamping groove for the steel beam to be inserted transversely, the extending directions of the first clamping grooves on the first brackets are coaxially arranged, the first driving device is used for driving the first brackets to move obliquely upwards, the second brackets are provided with second clamping grooves for the steel beam to be inserted transversely, the extending directions of the second clamping grooves are the same as the extending direction of the first clamping grooves, the extending directions of the second clamping grooves on the second brackets are coaxially arranged, the second driving device is used for driving the lifting platform to move between two adjacent inclined lifting groups so as to receive the steel beam in the first clamping groove of the first bracket through the second clamping groove on the second bracket, the second driving device is also used for driving the lifting platform to move upwards and downwards so as to lift the steel beam, and the second brackets are adjustable in the direction perpendicular to the extending direction of the second clamping grooves.
4. A method as claimed in claim 3, wherein the first lifting assembly further comprises a third driving device, the inclined lifting group is rotatably mounted on the supporting platform, one end of the third driving device is hinged with the inclined lifting group, the other end of the third driving device is hinged with the supporting platform, the first lifting assembly has a first position and a second position, the first position is that the inclined lifting group extends obliquely up and down, the second position is that the inclined lifting group is horizontally received on the supporting platform, and the third driving device is used for driving the inclined lifting group to switch between the first position and the second position.
5. The method as claimed in claim 4, wherein the third driving means is a telescopic cylinder, the supporting platform is provided with a receiving slot for receiving the telescopic cylinder, the rotational connection position of the tilt lifting group and the supporting platform forms a first connection position, the hinge position of the third driving means and the tilt lifting group forms a second connection position, the hinge position of the third driving means and the supporting platform forms a third connection position, the second connection position is located above the supporting platform, the receiving slot extends in a direction from the first connection position to the third connection position, the receiving slot has a first end and a second end, the first end of the receiving slot is located between the first connection position and the third connection position, the third connection position is located on the inner end surface of the second end of the receiving slot, and the distance between the first connection position and the second connection position is greater than the distance between the first connection position and the first end of the receiving slot, so that the tilt lifting group can move into the receiving slot when the second connection position is located.
6. The method as claimed in claim 4, wherein the first driving device includes a guiding frame, a lead screw, a nut member and a driving motor, the guiding frame is rotatably disposed on the supporting platform, the third driving device is hinged to the guiding frame, the guiding frame is provided with a first guiding slot, the first guiding slot extends along a length direction of the guiding frame, the lead screw is disposed in the first guiding slot, the driving motor is connected to an end portion of the lead screw in a transmission manner, the nut member is screwed onto the lead screw, an outer peripheral surface of the nut member is in rotation stop fit with an inner wall of the first guiding slot, and the first bracket is fixed to the nut member.
7. The method for installing the steel girder for shed erection based on the lift car as claimed in claim 3, wherein the opposite sides of the second bracket are movably installed on the lifting platform through a sliding chute assembly, the sliding chute assembly comprises a pressing plate and a sliding block, the pressing plate is fixed on the lifting platform, a second guide groove is formed between the pressing plate and the lifting platform, the extending direction of the second guide groove is perpendicular to the extending direction of the second clamping groove, the sliding block is arranged on the second bracket, and the sliding block is guided and fitted in the second guide groove.
8. The shed steel beam installation method based on the lifting vehicle as claimed in claim 3, wherein the second driving device comprises a scissor lifting frame, the scissor lifting frame is arranged between the lifting platform and the supporting platform, the scissor lifting frame comprises a first scissor arm and a second scissor arm which are symmetrically arranged, a first chute is arranged on the lifting platform, a second chute is arranged on the supporting platform, one of the top end of the first scissor arm and the top end of the second scissor arm is hinged with the lifting platform, the other one is movably matched in the first chute through a roller, one of the bottom end of the first scissor arm and the bottom end of the second scissor arm is hinged with the supporting platform, and the other one is movably matched in the second chute through a roller.
9. The method for installing the steel girder for shed erection based on the lift car as claimed in claim 1, wherein the driving arm assembly comprises a first arm, a second arm, a fourth driving device, a fifth driving device and a sixth driving device, the bottom end of the first arm is rotatably installed on the supporting platform, the fourth driving device is installed on the supporting platform and is used for driving the first arm to rotate, the second arm is installed on the top end of the first arm and is rotatable relative to the first arm, one end of the fifth driving device is hinged with the bottom end of the first arm, the other end of the fifth driving device is hinged with the second arm, the fifth driving device is used for driving the second arm to swing, the frame body is rotatably installed on the free end of the second arm, one end of the sixth driving device is hinged with the second arm, the other end of the sixth driving device is hinged with the frame body, and the sixth driving device is used for driving the frame body to swing.
10. The method for installing the steel beam for shed erection based on the lift car as claimed in any one of claims 1 to 9, wherein the car body further comprises a walking device and a plurality of support rods, the walking device is arranged at the bottom of the support platform, the walking device can drive the support platform to move, the plurality of support rods are arranged at the bottom of the support platform and are arranged at intervals along the circumferential direction of the support platform, and the support rods are used for abutting against the ground to fix the position of the car body.
CN202111262762.5A 2021-10-28 2021-10-28 Shed steel beam mounting method based on lifting vehicle Active CN113998616B (en)

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JP2785537B2 (en) * 1991-08-30 1998-08-13 株式会社ダイフク Transfer device with hanging lifting and lowering transfer device
US6929250B2 (en) * 2002-05-14 2005-08-16 Whirlpool Co Mobile appliance lift tool
US7066448B2 (en) * 2003-09-29 2006-06-27 Thurm Kenneth R Portable motorcycle lift
JP3157586U (en) * 2009-10-28 2010-02-25 有限会社日武工芸 Detachable winch-type arm lift with two-point vertical adjustment mechanism and sharpening mechanism of the pull angle with the main column at the moving fulcrum when the load arm moves up and down
CN210366831U (en) * 2019-04-15 2020-04-21 湖北广盛建筑产业化科技有限公司 Assembly part inclination angle adjusting mechanism for assembly type building

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