Novel hoisting method for middle trough of conveyor on fully mechanized coal mining face

Abstract

The invention provides a novel fully mechanized coal mining face conveyor middle trough hoisting method, and belongs to the technical field of coal mine underground fully mechanized coal mining face construction method.The method comprises the steps that S1, a preset number of middle trough single bodies are transversely installed along a fully mechanized coal mining face to form an initial section of a middle trough, and the initial section serves as an initial support of middle trough hoisting and installing integrated equipment; s2, middle trough hoisting and mounting integrated equipment is arranged on the mounted middle trough; s3, the middle trough single bodies are hoisted; s4, moving the middle trough hoisting and mounting integrated equipment; and S5, the step S3 and the step S4 are repeated, the middle trough single bodies are installed one by one through the middle trough hoisting and installing integrated equipment, and the middle troughs extend forwards one by one in the transverse direction of the fully mechanized coal mining face till the process is completed. Safe and efficient installation of the fully mechanized coal mining face conveyor middle trough can be achieved.

Description

Technical Field

[0001] The invention belongs to the technical field of construction methods for fully mechanized mining working faces in underground coal mines, and specifically discloses a novel method for hoisting a middle trough of a fully mechanized mining working face conveyor. Background Art

[0002] At present, the installation of the middle trough of the conveyor on the comprehensive mining working face is completed by the ED series multi-functional forklift. After the middle trough is transported to the working face, two people are required to cooperate to unload the middle trough and transport it to the installation site for alignment installation. There are problems such as frequent entry and exit of vehicles in low and confined spaces, many human-machine coordination links, large vehicle size, inflexible movement, large exhaust emissions, poor on-site working environment, and easy accidents with vehicles and the middle trough, as well as accidents causing personal injury. Therefore, how to achieve safe and efficient installation of the middle trough of the conveyor on the comprehensive mining working face needs to be solved urgently. Summary of the invention

[0003] The present invention application provides a novel method for hoisting the middle trough of a comprehensive mining working face conveyor, so as to realize the safe and efficient installation of the middle trough of the comprehensive mining working face conveyor, optimize the installation process of the middle trough of the conveyor, and promote the intelligent construction of the comprehensive mining working face.

[0004] The novel method for hoisting the middle trough of a fully mechanized mining face conveyor provided by the present invention comprises the following steps:

[0005] S1, a preset number of middle trough monomers are installed horizontally along the fully mechanized mining working face to form the initial section of the middle trough, which serves as the initial support for the integrated equipment for lifting and installing the middle trough;

[0006] S2, arranging the integrated equipment for lifting and installing the middle trough on the installed middle trough;

[0007] The integrated equipment for lifting and installing the middle slot includes a main frame, a traveling device, a mechanical arm and a telescopic chuck; the traveling device includes a gear; the gear is rotatably installed on the main frame and meshes with the pin chain of the installed middle slot; the telescopic chuck includes a telescopic chuck I and a telescopic chuck II, both of which include a chuck seat, a sliding card plate slidably installed on both sides of the chuck seat, and a chuck driving part for driving the sliding card plate to extend and retract relative to the chuck seat; the top surface of the chuck seat in the telescopic chuck I is connected to the bottom surface of the main frame, and the sliding card plate of the telescopic chuck I is extended and fastened to the installed middle slot; the two ends of the mechanical arm are respectively connected to the top surfaces of the chuck seat in the main frame and the telescopic chuck II;

[0008] S3, hoisting the middle tank unit

[0009] The mechanical arm moves the telescopic chuck II into the middle slot monomer, the sliding card plate of the telescopic chuck II extends out and is fastened to the middle slot monomer, the mechanical arm drives the telescopic chuck II to move, moves the middle slot monomer to the front of the installed middle slot and then lowers it to the installation position, connects the middle slot monomer with the installed middle slot, the sliding card plate of the telescopic chuck II shrinks, and the telescopic chuck II moves out of the middle slot monomer;

[0010] S4, middle trough lifting and installation integrated equipment movement

[0011] The sliding card plate of the telescopic chuck I is retracted and separated from the installed middle slot, the gear rotates and moves along the pin chain of the installed middle slot, so that the middle slot lifting and installation integrated equipment moves along the installed middle slot to the lifting position, and the sliding card plate of the telescopic chuck I is extended and fastened to the installed middle slot;

[0012] S5, repeat steps S3 and S4, and use the middle trough lifting and installation integrated equipment to install the middle trough units one by one, so that the middle troughs are extended forward one by one along the horizontal direction of the comprehensive mining working face until completion.

[0013] In the above-mentioned new method for hoisting the middle trough of the fully mechanized working face conveyor, the walking device also includes a telescopic leg and a sliding shoe; the gear and the telescopic leg are respectively located on both sides of the main frame; the sliding shoe is installed at the bottom end of the telescopic leg;

[0014] In step S4, when the integrated equipment for lifting and installing the middle trough moves forward along the installed middle trough, the telescopic legs are extended and the sliding shoes are supported on the shovel plate trough side of the installed middle trough.

[0015] In the above-mentioned new type of middle trough hoisting method of the comprehensive mining working face conveyor, the middle trough unit is transported to the preset position of the comprehensive mining working face by the middle trough transport vehicle.

[0016] In the above-mentioned new type of comprehensive mining working face conveyor middle trough lifting method, the mechanical arm includes a slewing mechanism, a telescopic arm, a telescopic arm lifting part, a swing wrist joint and a wrist joint driving part; the slewing mechanism includes a slewing seat and a slewing seat driving part; the slewing seat is rotatably installed on the main frame and driven to rotate by the slewing seat driving part; the first end of the telescopic arm is hinged to the slewing seat through a horizontal hinge axis I, and is driven by the telescopic arm lifting part to swing around the horizontal hinge axis I; the telescopic arm includes a sleeve slidingly connected and a sleeve telescopic part driving the sleeve to telescope; the wrist joint swinging mechanism includes a swing frame, a rotating frame and a rotating frame driving part; the swing frame is hinged to the second end of the telescopic arm through a horizontal hinge axis II, and is driven by the wrist joint driving part to swing around the horizontal hinge axis II; the rotating frame is rotatably connected to the swing frame, the rotation center axis is perpendicular to the horizontal hinge axis II, and the rotating frame is driven by the rotating frame driving part to rotate around the rotation center axis; the chuck seat of the telescopic chuck II is connected to the rotating frame and is perpendicular to the rotation center axis of the rotating frame.

[0017] In the above-mentioned new method for hoisting the middle trough of the comprehensive mining working face conveyor, a threaded hole is provided on the top surface of the chuck seat.

[0018] In the above-mentioned new method for hoisting the middle trough of the comprehensive mining working face conveyor, the integrated equipment for hoisting and installing the middle trough also includes a standing platform; the standing platform is installed on the main frame, including a base and a fence arranged above the base.

[0019] In the above-mentioned new method for hoisting the middle trough of the comprehensive mining face conveyor, the integrated equipment for hoisting and installing the middle trough also includes a hydraulic pump station; the chuck driving part is a chuck telescopic oil cylinder; the walking device also includes a walking motor reducer assembly and a leg telescopic oil cylinder; the gear is driven to rotate by the walking motor reducer assembly; the telescopic legs are driven to telescope by the leg telescopic oil cylinder; the slewing seat driving part is a slewing motor; the telescopic arm includes an outer sleeve and an inner sleeve, the end of the outer sleeve is the first end of the telescopic arm, the end of the inner sleeve is the second end of the telescopic arm, and the sleeve telescopic part is the sleeve telescopic part. The telescopic cylinder and the sleeve telescopic cylinder are located outside the outer sleeve and the inner sleeve, and the two ends are hinged to the outer sleeve and the inner sleeve respectively; the telescopic arm lifting part is the telescopic arm lifting cylinder, and the two ends are hinged to the slewing seat and the outer sleeve respectively; the wrist joint driving part is the wrist joint swing cylinder, and the two ends are hinged to the inner sleeve and the swing frame respectively; the rotating frame driving part is the rotating cylinder; the hydraulic pump station provides hydraulic oil for the chuck telescopic cylinder, the travel motor reducer assembly, the outrigger telescopic cylinder, the slewing motor, the sleeve telescopic cylinder, the telescopic arm lifting cylinder, the wrist joint swing cylinder and the rotating cylinder.

[0020] In the above-mentioned new method for hoisting the middle trough of the comprehensive mining working face conveyor, the hydraulic pump station includes a support frame, an emulsion motor, a speed increaser and a hydraulic pump; the support frame is installed on the main frame; the emulsion motor, the speed increaser and the hydraulic pump are installed on the support frame and connected in sequence; the emulsion motor is connected to the comprehensive mining working face emulsion pump station; the hydraulic pump is connected to the chuck telescopic cylinder, the travel motor reducer assembly, the leg telescopic cylinder, the rotary motor, the sleeve telescopic cylinder, the telescopic arm lifting cylinder, the wrist joint swing cylinder and the rotating cylinder.

[0021] Compared with the prior art, the present invention has the following beneficial effects.

[0022] 1. In the above-mentioned new method for hoisting the middle trough of the comprehensive mining working face conveyor, the walking device of the integrated equipment for hoisting and installing the middle trough is engaged with the pin chain of the middle trough through gears to realize the walking of the whole machine on the installed middle trough, avoiding the problems of frequent entry and exit of vehicles working in low confined spaces, large vehicle size, and inflexible movement. The stability of the whole machine during the movement is ensured by cooperating with the sliding shoe to support the ground. The sliding card plate of the telescopic chuck I is extended and plugged into the middle trough to fix the whole machine, which makes it less likely for vehicle accidents to occur.

[0023] 2. The coordination of the robotic arm and telescopic chuck II can realize the automated lifting and installation of the middle trough of the conveyor on the fully-mechanized mining working face, reduce the human-machine coordination links, greatly improve the installation efficiency of the middle trough of the conveyor, and improve the installation process of the middle trough of the conveyor, which is conducive to promoting the intelligent construction of the fully-mechanized mining working face.

[0024] 3. The hydraulic pump station has the function of converting the emulsion system into a hydraulic system, making full use of the emulsion system of the fully mechanized mining working face, facilitating the acquisition of power, and improving the problems of large exhaust emissions and poor on-site working environment.

[0025] 4. The new method for hoisting the middle trough of the comprehensive mining working face conveyor provided by the present invention simplifies the number of equipment required for existing installation operations and optimizes the human-machine coordination link. The integrated equipment for hoisting and installing the middle trough provided by the present invention runs along the installation track of the middle trough. The equipment is smart, the movement is simple, safe and efficient, which improves the installation efficiency of the middle trough and ensures the safety of the middle trough hoisting process, achieving the purpose of automation to reduce staff and increase efficiency, and providing a new design idea for the hoisting process of the middle trough of the comprehensive mining working face conveyor, which has good social benefits for improving the layout process of the complete set of equipment for the comprehensive mining working face. BRIEF DESCRIPTION OF THE DRAWINGS

[0026] In order to more clearly illustrate the specific implementation methods of the present invention or the technical solutions in the prior art, the drawings required for use in the specific implementation methods or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are some implementation methods of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0027] Figure 1 This is the layout diagram of each device in the new method of hoisting the middle trough of the fully mechanized mining face conveyor;

[0028] Figure 2 The schematic diagram of the installation of the integrated equipment for lifting and installing the middle trough on the middle trough;

[0029] Figure 3 It is a structural schematic diagram of the middle tank monomer;

[0030] Figure 4 A schematic diagram of the structure of the integrated equipment for lifting and installing the middle trough;

[0031] Figure 5 for Figure 4 Floor plan of

[0032] Figure 6 It is a schematic diagram of the structure of the robotic arm;

[0033] Figure 7 It is a structural schematic diagram of a telescopic chuck;

[0034] Figure 8 It is the structural diagram of the hydraulic pump station;

[0035] In the figure: 1.1-carriage; 1.2-hopper; 1.3-travel mechanism;

[0036] 2-middle slot monomer; 2.1-shovel plate slot side; 2.2-baffle plate slot side; 2.3-middle plate; 2.4-bottom plate; 2.5-rail seat; 2.6-pin chain;

[0037] 3-Fully-mechanized mining working face;

[0038] 4-Integrated equipment for lifting and installation of the middle trough; 4.1-Main frame; 4.2.1-Gear; 4.2.2-Travel motor reducer assembly; 4.2.3-Telescopic legs; 4.2.4-Telescopic cylinder for legs; 4.2.5-Slipper; 4.3.1-Swivel seat; 4.3.2-Swivel motor; 4.3.3-Outer sleeve; 4.3.4-Inner sleeve; 4.3.5-Sleeve telescopic cylinder; 4.3.6-Telescopic arm lifting cylinder; 4.3.7-Swing frame; 4.3.8-Swivel frame; 4.3 .9-rotating cylinder; 4.3.10-wrist joint swing cylinder; 4.3.11-limiting frame; 4.3.12-limiting block; 4.4a-telescopic chuck I; 4.4b-telescopic chuck II; 4.4.1-chuck seat; 4.4.2-sliding card plate; 4.4.3-chuck telescopic cylinder; 4.5.1-base; 4.5.2-fence; 4.6-hydraulic pump station; 4.6.1-support frame; 4.6.2-emulsion motor; 4.6.3-speed increaser; 4.6.4-hydraulic pump. DETAILED DESCRIPTION

[0039] The technical solution of the present invention will be described clearly and completely below in conjunction with the accompanying drawings. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0040] This embodiment provides a new method for hoisting the middle trough of a comprehensive mining working face conveyor. After the middle trough unit 2 is transported to a preset position of the comprehensive mining working face 3 by a middle trough transport vehicle, the middle trough hoisting and installation integrated equipment 4 is used to hoist and install the middle trough unit 2.

[0041] The middle tank transport vehicle comprises a vehicle body 1.1, a hopper 1.2 and a running mechanism 1.3. The hopper 1.2 is arranged above the vehicle body 1.1 and is used to transport the middle tank monomer 2; the running mechanism 1.3 is arranged below the vehicle body 1.1 and enables the middle tank transport vehicle to travel.

[0042] The middle tank transport vehicle transports the middle tank unit 2 to the designated location, and the middle tank lifting and installation integrated equipment 4 can be used to directly lift the middle tank unit 2 from the middle tank transport vehicle, or the middle tank unit 2 can be unloaded and then lifted from the ground.

[0043] The middle tank unit 2 includes a shovel plate tank side 2.1, a baffle plate tank side 2.2, a middle plate 2.3, a bottom plate 2.4, a rail seat 2.5, and a pin chain 2.6; the shovel plate tank side 2.1 and the baffle plate tank side 2.2 are arranged opposite to each other and connected by the middle plate 2.3 and the bottom plate 2.4; the middle plate 2.3 is located above the bottom plate 2.4; the rail seat 2.5 is arranged above the baffle plate tank side 2.2, and the pin chain 2.6 is fixed on the rail seat 2.5 by a pin shaft. A plurality of middle tank units 2 are connected in sequence by a pin shaft and a pin chain 2.6 to form a middle tank.

[0044] The integrated equipment 4 for lifting and installing the middle tank comprises a main frame 4.1, a walking device, a mechanical arm, a telescopic chuck, a standing platform and a hydraulic pump station 4.6.

[0045] The main frame 4.1 is the connecting body of all the structures of the equipment.

[0046] The traveling devices are arranged on both sides of the main frame 4.1 to realize the forward and backward movement of the whole machine.

[0047] The traveling device comprises a gear 4.2.1, a traveling motor reducer assembly 4.2.2, a telescopic leg 4.2.3, a leg telescopic oil cylinder 4.2.4 and a sliding shoe 4.2.5; the gear 4.2.1 and the telescopic leg 4.2.3 are respectively located on both sides of the main frame 4.1; the gear 4.2.1 is used to engage with the pin chain 2.6 of the middle slot and is driven to rotate by the traveling motor reducer assembly 4.2.2; the telescopic leg 4.2.3 is driven to telescope by the leg telescopic oil cylinder 4.2.4; the sliding shoe 4.2.5 is installed at the bottom end of the telescopic leg 4.2.3 and is used to support on the shovel plate slot side 2.1 of the middle slot. The travel motor reducer assembly 4.2.2 drives the gear 4.2.1 to rotate, allowing the entire machine to move forward and backward on the installed middle trough. The lifting and lowering movement of the sliding shoe 4.2.5 is controlled by the extension and retraction of the outrigger extension cylinder 4.2.4, ensuring that the sliding shoe 4.2.5 can always be in contact with the shovel plate trough side 2.1 of the installed middle trough in the application scenarios of the middle trough at different heights, thereby ensuring the stability of the entire machine during the travel process and improving the adaptability of the equipment.

[0048] The mechanical arm is arranged at the front of the main frame 1 and has a 180° rotation angle to meet the lifting and installation requirements on both sides of the middle slot.

[0049] The mechanical arm includes a slewing mechanism, a telescopic arm, a telescopic arm lifting part, a swing wrist joint and a wrist joint driving part; the slewing mechanism includes a slewing seat 4.3.1 and a slewing seat driving part; the slewing seat 4.3.1 is rotatably mounted on the main frame 4.1 and driven by the slewing seat driving part to achieve left and right rotation; in this embodiment, the slewing seat driving part is a slewing motor 4.3.2; the first end of the telescopic arm is hinged to the slewing seat 4.3.1 through a horizontal hinge shaft Ⅰ, and is driven by the telescopic arm lifting part to swing around the horizontal hinge shaft Ⅰ to achieve left and right rotation. The telescopic arm swings up and down; the telescopic arm includes a sleeve that is slidably connected and a sleeve telescopic portion that drives the sleeve to telescope; in this embodiment, the telescopic arm includes an outer sleeve 4.3.3 and an inner sleeve 4.3.4, the end of the outer sleeve 4.3.3 is the first end of the telescopic arm, the end of the inner sleeve 4.3.4 is the second end of the telescopic arm, and the sleeve telescopic portion is a sleeve telescopic cylinder 4.3.5, which is located outside the outer sleeve 4.3.3 and the inner sleeve 4.3.4. The two ends of .3.5 are respectively hinged with the outer sleeve 4.3.3 and the inner sleeve 4.3.4; the telescopic arm lifting part is the telescopic arm lifting cylinder 4.3.6; the two ends of the telescopic arm lifting cylinder 4.3.6 are respectively hinged with the slewing seat 4.3.1 and the outer sleeve 4.3.3; the wrist joint swing mechanism includes a swing frame 4.3.7, a rotating frame 4.3.8 and a rotating frame driving unit; the swing frame 4.3.2 is hinged with the second end of the telescopic arm through a horizontal hinge shaft II, and is driven by the wrist joint driving unit to rotate around the horizontal hinge shaft Ⅱ swings to realize the forward and backward swing of the swing wrist joint; the rotating frame 4.3.8 is rotatably connected to the swing frame 4.3.7, the rotation center axis is perpendicular to the horizontal hinge axis Ⅱ, and the rotating frame 4.3.8 is driven by the rotating frame driving unit to rotate around the rotation center axis; in this embodiment, the rotating frame driving unit is the rotating cylinder 4.3.9, and the wrist joint driving unit is the wrist joint swing cylinder 4.3.10, and the two ends of the wrist joint swing cylinder 4.3.10 are respectively hinged to the inner sleeve 4.3.4 and the swing frame 4.3.7.

[0050] In order to limit the rotation angle of the swivel seat 4.3.1, a limit frame 4.3.11 is fixed on the swivel seat 4.3.1, and a limit block 4.3.12 is installed on the main frame 4.1. When the limit frame 4.3.11 rotates with the swivel seat 4.3.1 until it contacts the limit block 4.3.12, the swivel seat 4.3.1 stops rotating.

[0051] The telescopic chuck includes a telescopic chuck I 4.4a and a telescopic chuck II 4.4b, both of which include a chuck seat 4.4.1, a sliding card plate 4.4.2 slidably mounted on both sides of the chuck seat 4.4.1, and a chuck driving unit for driving the sliding card plate 4.4.2 to telescope relative to the chuck seat 4.4.1; the top surface of the chuck seat 4.4.1 in the telescopic chuck I 4.4a is connected to the bottom surface of the main frame 1; the top surface of the chuck seat 4.4.1 in the telescopic chuck II 4.4b is connected to the rotating frame 4.3.8, and the chuck seat 4.4.1 is perpendicular to the rotation center axis of the rotating frame 4.3.8. The top surface of the chuck seat 4.4.1 is provided with a threaded hole so as to be connected to the main frame 4.1 or the rotating frame 4.3.8. In this embodiment, the chuck driving unit is a chuck telescopic oil cylinder 4.4.3. When the telescopic chuck Ⅰ 4.4a is in the lifting condition, the sliding card plate 4.4.2 is extended and inserted under the shovel plate slot 2.1 and the baffle plate slot 2.2 to achieve fastening with the installed middle slot to prevent the equipment from tilting forward when the center of gravity is unstable; when the equipment is in the moving condition, the sliding card plate 4.4.2 is retracted to avoid unnecessary friction resistance during the moving process of the equipment. When the telescopic chuck Ⅱ 4.4b is in the lifting condition, the sliding card plate 4.4.2 is extended and inserted under the shovel plate slot 2.1 and the baffle plate slot 2.2 to fasten with the middle slot monomer 2 to be installed to prevent the middle slot monomer 2 from falling off during the lifting process. After the installation is completed, the sliding card plate 4.4.2 is retracted, and the telescopic chuck Ⅱ 4.4b is moved out of the middle slot monomer 2.

[0052] The standing platform is arranged at the rear of the main frame 4.1 to facilitate the operator to drive the equipment. The standing platform includes a base 4.5.1 and a fence 4.5.2 arranged above the base 4.5.1. The base 4.5.1 is used to provide the operator with standing space to ensure the operating field of vision; the fence 4.5.2 ensures the safety of the operator.

[0053] The hydraulic pump station 4.6 is arranged inside the main frame 4.1 and has the function of converting the emulsion system into hydraulic system power, which facilitates the acquisition of power for the equipment and provides green and clean energy for the equipment.

[0054] The hydraulic pump station 4.6 includes a support frame 4.6.1, an emulsion motor 4.6.2, a speed increaser 4.6.3 and a hydraulic pump 4.6.4; the support frame 4.6.1 is installed on the main frame 4.1; the emulsion motor 4.6.2, the speed increaser 4.6.3 and the hydraulic pump 4.6.4 are installed on the support frame and are connected in sequence; the emulsion motor 4.6.2 is directly connected to the emulsion pump station of the comprehensive mining working face and is the power source of the equipment; the speed increaser 4.6.3 is used to increase the speed of the hydraulic pump 6.4 during the energy conversion process to provide a stable flow for the equipment; the hydraulic pump 4.6.4 is connected to the chuck telescopic cylinder 4.4.3, the travel motor reducer assembly 4.2.2, the leg telescopic cylinder 4.2.4, the rotary motor 4.3.2, the sleeve telescopic cylinder 4.3.5, the telescopic arm lifting cylinder 4.3.6, the wrist joint swing cylinder 4.3.10 and the rotating cylinder 4.3.9.

[0055] The novel method for hoisting the middle trough of a fully mechanized mining face conveyor provided in this embodiment comprises the following steps:

[0056] S1, a preset number of middle trough monomers 2 are installed transversely along the fully mechanized mining working face 3 to form the initial section of the middle trough, which serves as the initial support for the middle trough hoisting and installation integrated equipment 4;

[0057] S2, arranging the middle trough lifting and installation integrated equipment 4 on the installed middle trough;

[0058] The gear 4.2.1 is meshed with the pin row of the installed middle groove, and the sliding clamping plate 4.4.2 of the telescopic clamping plate Ⅰ 4.4a is extended and fastened to the installed middle groove;

[0059] S3, hoisting the middle tank unit

[0060] The mechanical arm moves the telescopic chuck II 4.4b to the middle slot monomer 2 and contacts the middle plate 2.3. The sliding card plate 4.4.2 of the telescopic chuck II 4.4b extends out and is fastened to the middle slot monomer 2. The mechanical arm drives the telescopic chuck II 4.4b to move. During the movement, the telescopic arm lifting cylinder 4.3.6 and the wrist joint swing cylinder 4.3.10 are operated to adjust the lifting height of the mechanical arm to ensure that the bottom plate 2.4 is always level with the ground. The middle slot monomer 2 is moved to the front of the installed middle slot, and the telescopic arm is rotated and aligned. , operate the telescopic arm lifting cylinder 4.3.6, the sleeve telescopic cylinder 4.3.5, the wrist joint swing cylinder 4.3.10 and the rotating cylinder 4.3.9, adjust the position of the mechanical arm until the bottom plate 2.4 contacts the ground and the end face of the last installed middle slot monomer 2, connect the two middle slot monomers 2 with a pin shaft, shrink the sliding card plate 4.4.2 of the telescopic chuck II 4.4b until the width of the telescopic chuck II 4.4b is smaller than the internal width of the middle slot monomer 2, and move the telescopic chuck II 4.4b out of the middle slot monomer 2;

[0061] S4, middle trough lifting and installation integrated equipment movement

[0062] The sliding card plate 4.4.2 of the telescopic chuck I 4.4a is retracted and separated from the installed middle slot, the gear 4.2.1 rotates and moves along the pin chain 2.6 of the installed middle slot, the telescopic legs 4.2.3 are extended, and the sliding shoes 4.2.5 are supported on the shovel plate slot side 2.1 of the installed middle slot, so that the middle slot lifting and installation integrated device 4 moves along the installed middle slot to the lifting position, and the sliding card plate 4.4.2 of the telescopic chuck I 4.4a is extended and fastened to the installed middle slot;

[0063] S5, repeat steps S3 and S4, use the middle trough lifting and installation integrated equipment 4 to install the middle trough units 2 one by one, so that the middle troughs are extended forward one by one along the comprehensive mining working face 3 until completion.

[0064] The above-mentioned new method for hoisting the middle trough of the conveyor on the comprehensive mining working face utilizes the functional characteristics of the integrated equipment 4 for hoisting and installing the middle trough, which can meet the installation process requirements such as hoisting, transportation and unloading of the middle trough, simplify the existing installation process, reduce labor intensity, greatly improve the installation efficiency of the middle trough of the conveyor, optimize the installation process of the middle trough of the conveyor, and promote the intelligent construction of the comprehensive mining working face.

[0065] Finally, it should be noted that the above embodiments are only used to illustrate the technical solutions of the present invention, rather than to limit it. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that they can still modify the technical solutions described in the aforementioned embodiments, or replace some or all of the technical features therein with equivalents. However, these modifications or replacements do not cause the essence of the corresponding technical solutions to deviate from the scope of the technical solutions of the embodiments of the present invention.

Claims

1. A new method for hoisting the middle trough of a fully mechanized mining face conveyor, characterized in that: The steps include: S1, a preset number of middle trough monomers are installed horizontally along the fully mechanized mining working face to form the initial section of the middle trough, which serves as the initial support for the integrated equipment for lifting and installing the middle trough; S2, arranging the integrated equipment for lifting and installing the middle trough on the installed middle trough; The integrated equipment for lifting and installing the middle tank includes a main frame, a walking device, a mechanical arm and a telescopic chuck; The running device includes a gear; The gear is rotatably mounted on the main frame and is chain-engaged with the pin row of the installed middle slot; The telescopic chuck includes a telescopic chuck I and a telescopic chuck II, each of which includes a chuck seat, a sliding card plate slidably mounted on both sides of the chuck seat, and a chuck driving part for driving the sliding card plate to extend and retract relative to the chuck seat; The top surface of the chuck seat in the telescopic chuck I is connected to the bottom surface of the main frame, and the sliding card plate of the telescopic chuck I extends out and is fastened to the middle groove of the completed installation; The two ends of the mechanical arm are respectively connected to the main frame and the top surface of the chuck seat in the telescopic chuck II; S3, hoisting the middle tank unit The mechanical arm moves the telescopic chuck II into the middle slot monomer, the sliding card plate of the telescopic chuck II extends out and is fastened to the middle slot monomer, the mechanical arm drives the telescopic chuck II to move, moves the middle slot monomer to the front of the installed middle slot and then lowers it to the installation position, connects the middle slot monomer with the installed middle slot, the sliding card plate of the telescopic chuck II shrinks, and the telescopic chuck II moves out of the middle slot monomer; S4, middle trough lifting and installation integrated equipment movement The sliding card plate of the telescopic chuck I is retracted and separated from the installed middle slot, the gear rotates and moves along the pin chain of the installed middle slot, so that the middle slot lifting and installation integrated equipment moves along the installed middle slot to the lifting position, and the sliding card plate of the telescopic chuck I is extended and fastened to the installed middle slot; S5, repeat steps S3 and S4, and use the middle trough lifting and installation integrated equipment to install the middle trough units one by one, so that the middle troughs are extended forward one by one along the horizontal direction of the comprehensive mining working face until completion.

2. The new method for hoisting the middle trough of a fully mechanized mining face conveyor according to claim 1 is characterized in that: The walking device also includes telescopic legs and sliding shoes; The gears and telescopic legs are respectively located on both sides of the main frame; The sliding shoe is installed at the bottom end of the telescopic leg; In step S4, when the integrated equipment for lifting and installing the middle trough moves forward along the installed middle trough, the telescopic legs are extended and the sliding shoes are supported on the shovel plate trough side of the installed middle trough.

3. The new method for hoisting the middle trough of a fully mechanized mining face conveyor according to claim 1 or 2 is characterized in that: The middle trough unit is transported to the preset position of the comprehensive mining working face by the middle trough transport vehicle.

4. The new method for hoisting the middle trough of a fully mechanized mining face conveyor according to claim 2 is characterized in that: The mechanical arm comprises a slewing mechanism, a telescopic arm, a telescopic arm lifting part, a swing wrist joint and a wrist joint driving part; The swivel mechanism comprises a swivel seat and a swivel seat driving part; The swivel seat is rotatably mounted on the main frame and driven to rotate by the swivel seat driving unit; The first end of the telescopic arm is hinged to the swivel seat through a horizontal hinge shaft I, and is driven by the lifting part of the telescopic arm to swing around the horizontal hinge shaft I; The telescopic arm comprises a sleeve that is slidably connected and a sleeve telescopic portion that drives the sleeve to telescope; The wrist joint swing mechanism includes a swing frame, a rotating frame and a rotating frame driving part; The swing frame is hinged to the second end of the telescopic arm through a horizontal hinge shaft II, and is driven by the wrist joint driving unit to swing around the horizontal hinge shaft II; The rotating frame is rotatably connected to the swing frame, the rotating center axis is perpendicular to the horizontal hinge axis II, and the rotating frame is driven by the rotating frame driving unit to rotate around the rotating center axis; The chuck seat of the telescopic chuck II is connected to the rotating frame and is perpendicular to the rotation center axis of the rotating frame.

5. The new method for hoisting the middle trough of a fully mechanized mining face conveyor according to claim 3 is characterized in that: The top surface of the chuck seat is provided with a threaded hole.

6. The new method for hoisting the middle trough of a fully mechanized mining face conveyor according to claim 3 is characterized in that: The integrated equipment for lifting and installing the middle trough also includes a standing platform; The standing platform is installed on the main frame and comprises a base and a fence arranged above the base.

7. The new method for hoisting the middle trough of a fully mechanized mining face conveyor according to any one of claims 4 to 6 is characterized in that: The integrated equipment for lifting and installing the middle tank also includes a hydraulic pump station; The chuck driving part is a chuck telescopic oil cylinder; The traveling device also includes a traveling motor reducer assembly and an outrigger telescopic cylinder; The gear is driven to rotate by the travel motor reducer assembly; The telescopic outriggers are driven to extend and retract by the outrigger telescopic cylinders; The rotary seat driving part is a rotary motor; The telescopic arm comprises an outer sleeve and an inner sleeve, the end of the outer sleeve is the first end of the telescopic arm, the end of the inner sleeve is the second end of the telescopic arm, the sleeve telescopic part is a sleeve telescopic oil cylinder, the sleeve telescopic oil cylinder is located outside the outer sleeve and the inner sleeve, and the two ends are respectively hinged to the outer sleeve and the inner sleeve; The telescopic arm lifting part is a telescopic arm lifting cylinder, and both ends are hinged to the slewing seat and the outer sleeve respectively; The wrist joint driving part is a wrist joint swing cylinder, and its two ends are respectively hinged to the inner sleeve and the swing frame; The driving part of the rotating frame is a rotating oil cylinder; The hydraulic pump station provides hydraulic oil for the chuck telescopic cylinder, travel motor reducer assembly, outrigger telescopic cylinder, slewing motor, sleeve telescopic cylinder, telescopic arm lifting cylinder, wrist joint swing cylinder and rotary cylinder.

8. The new method for hoisting the middle trough of a fully mechanized mining face conveyor according to claim 7 is characterized in that: The hydraulic pump station includes a support frame, an emulsion motor, a speed increaser and a hydraulic pump; The support frame is installed on the main frame; The emulsion motor, speed increaser and hydraulic pump are installed on the support frame and connected in sequence; The emulsion motor is connected to the emulsion pump station of the fully mechanized mining working face; The hydraulic pump is connected with the chuck telescopic oil cylinder, the travel motor reducer assembly, the outrigger telescopic oil cylinder, the rotary motor, the sleeve telescopic oil cylinder, the telescopic arm lifting oil cylinder, the wrist joint swing oil cylinder and the rotating oil cylinder.

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