CN112591618A - Lifting device for coal mine maintenance equipment - Google Patents

Lifting device for coal mine maintenance equipment Download PDF

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Publication number
CN112591618A
CN112591618A CN202011499984.4A CN202011499984A CN112591618A CN 112591618 A CN112591618 A CN 112591618A CN 202011499984 A CN202011499984 A CN 202011499984A CN 112591618 A CN112591618 A CN 112591618A
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CN
China
Prior art keywords
coal mine
lifting
equipment
plate
motor
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN202011499984.4A
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Chinese (zh)
Inventor
苏剑
钟耀
张文涛
邹海波
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Jiangxi Siton Machinery Manufacturing Co Ltd
Original Assignee
Jiangxi Siton Machinery Manufacturing Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Jiangxi Siton Machinery Manufacturing Co Ltd filed Critical Jiangxi Siton Machinery Manufacturing Co Ltd
Priority to CN202011499984.4A priority Critical patent/CN112591618A/en
Publication of CN112591618A publication Critical patent/CN112591618A/en
Pending legal-status Critical Current

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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
    • B66C19/00—Cranes comprising trolleys or crabs running on fixed or movable bridges or gantries
    • B08B1/143—
    • B08B1/20—
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
    • B65G7/00—Devices for assisting manual moving or tilting heavy loads
    • B65G7/12—Load carriers, e.g. hooks, slings, harness, gloves, modified for load carrying
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
    • B66C11/00—Trolleys or crabs, e.g. operating above runways
    • B66C11/16—Rope, cable, or chain drives for trolleys; Combinations of such drives with hoisting gear
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
    • B66C13/00—Other constructional features or details
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
    • B66C5/00—Base supporting structures with legs
    • B66C5/02—Fixed or travelling bridges or gantries, i.e. elongated structures of inverted L or of inverted U shape or tripods
    • B66C5/04—Fixed or travelling bridges or gantries, i.e. elongated structures of inverted L or of inverted U shape or tripods with runways or tracks supported for movements relative to bridge or gantry
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
    • B66C9/00—Travelling gear incorporated in or fitted to trolleys or cranes
    • B66C9/14—Trolley or crane travel drives

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Load-Engaging Elements For Cranes (AREA)

Abstract

The invention discloses a lifting device for coal mine maintenance equipment, and relates to the field of lifting of coal mine maintenance equipment. According to the invention, the two-way screw rod, the thread sleeves, the slide rail, the limiting plate, the bearing plate, the clamping groove and the pulling plate are started, the first motor is started, when the first motor rotates forwards, the first motor drives the two-way screw rod to rotate, the two thread sleeves move on the two-way screw rod and approach to each other, when the first motor rotates backwards, the two thread sleeves move away from each other on the two-way screw rod, and the two thread sleeves move to drive the lifting rope to move, so that the device main body can stably lift coal mine equipment with different sizes, the applicability of the device main body is improved, and when the equipment is lifted by the lifting hook, the lifted coal mine equipment is placed on the bearing plate, and the stability of the coal mine equipment during.

Description

Lifting device for coal mine maintenance equipment
Technical Field
The invention relates to the field of hoisting of coal mine overhauling equipment, in particular to a hoisting device of coal mine overhauling equipment.
Background
The coal mine is a place rich in coal resources and is generally divided into a mineworker coal mine and an open pit coal mine, when a coal bed is far away from the ground surface, a roadway is excavated underground, the coal mine is the mineworker coal mine, when the coal bed is close to the ground surface, the coal mine is excavated by directly stripping a surface soil layer, the open pit coal mine is formed, the coal is the most main solid fuel and is one of combustible organic rocks, the coal mine can be divided into four types of peat, lignite, bituminous coal and anthracite according to different coalification degrees, and when some underground coal mines are mined, some coal mine equipment needs to be overhauled after being used for a period of time, so that the equipment can work normally, and a crane needs to be used for hoisting fault equipment in the underground coal mine.
The hoisting device comprises a hoisting base with a gantry frame body structure, wherein the hoisting base comprises a hoisting frame with a trapezoidal structure arranged at the upper part, four hoisting support legs which are symmetrically arranged mutually are arranged at the lower part of the hoisting frame, a hoisting locking connecting device is arranged at the bottom of each hoisting support leg, a hoisting chain block is arranged in the hoisting locking connecting device, an anti-drop hoisting base body is also arranged at the middle position of the top of the hoisting frame, the hoisting locking connecting device comprises a locking connecting sleeve with an open cylindrical structure, mutually symmetrical locking connecting plates are arranged at the open end of the locking connecting sleeve, and mutually corresponding locking connecting holes are arranged on the locking connecting plates; an anti-falling positioning block is further arranged on the other side of the opening end of the locking connecting sleeve, a connecting threaded hole is formed in the center of the anti-falling positioning block, a positioning cylinder is arranged in the connecting threaded hole, an external thread matched with the connecting threaded hole is arranged on the upper portion of the positioning cylinder, the positioning cylinder is locked and fixed through a locking nut arranged on the upper portion of the positioning cylinder, and a connecting hook head is arranged on the lower portion of the positioning cylinder; the connecting hook head is provided with an anti-drop connecting block.
The position of a lifting rope of the device is fixed, but the areas of the coal mine equipment are different, when some coal mine equipment with larger or smaller areas are overhauled, because the width of the equipment is less than the distance between the two lifting ropes, the lifting hooks are hooked on the two sides of the equipment, the two lifting ropes are in an inclined state, the lifting ropes can shake when the equipment starts to lift, the equipment is not in a vertical lifting state, so that the equipment is easy to incline when the equipment starts to lift, some small parts can fall off, and the whole lifting rope is scattered and hung at the bottom of the device, on one hand, the lifting ropes are easy to wind, when the device is used, workers are required to untie the lifting rope, the lifting speed of the coal mine equipment is influenced, on the other hand, the lifting rope is easy to rust after being exposed outdoors for a long time, the service life of the lifting rope is influenced, besides, because the ground of the coal mine construction site is not flat, the overall stability of the device is also very poor when the device lifts the coal mine equipment.
Disclosure of Invention
The invention aims to: in order to solve the problems that the position of a lifting rope is fixed, so that the equipment is easy to incline when the lifting rope is lifted, the lifting rope is exposed outdoors for a long time, the service life is shortened, and the stability of the whole device is poor, a lifting device for coal mine overhauling equipment is provided.
In order to achieve the purpose, the invention provides the following technical scheme: a lifting device for coal mine maintenance equipment comprises a device main body, wherein a lifting frame is installed at the bottom of the device main body, a supporting base is arranged at the bottom of the lifting frame, idler wheels are installed at the bottom of the supporting base, a placing frame is arranged on the outer surface of the supporting base, a sponge cushion is arranged inside the placing frame, connecting rods are fixed on two sides of the supporting base, one end of each connecting rod is connected with a fixing rod through a connecting rotating shaft, a bearing plate is arranged on one side of the lifting frame, a clamping plate is connected on one side of the top of the bearing plate, a pulling plate is fixed on one side of the clamping plate, a clamping groove is formed in one side of the inner portion of the lifting frame, a sliding rail is arranged above the inner portion of the device main body, a first motor is installed on one side of the device main body, a bidirectional screw, the top of thread bush is connected with the limiting plate, the bottom of thread bush is connected with the connecting block, the rolling box is installed to the bottom of connecting block, the internally mounted of rolling box has the second motor, the output of second motor is connected with the wiring roller, the lifting rope has been cup jointed to the surface of wiring roller, the bottom of lifting rope is connected with the lifting hook.
Preferably, the fixing rod is rotatably connected with the connecting rod through a connecting rotating shaft, and the length of the fixing rod is greater than that of the connecting rod.
Preferably, the roller is provided with a plurality of rollers, and the rollers are arranged at equal intervals.
Preferably, one side of the bearing plate penetrates through the inner part of the hanger, and the bearing plate is a wear-resistant steel plate.
Preferably, the clamping plate is matched with the clamping groove, and the outer surface of the pulling plate is sleeved with the anti-slip sleeve.
Preferably, the lifting hook is provided with two lifting hooks, and the two lifting hooks are symmetrically arranged along the central line of the longitudinal axis of the device main body.
Preferably, the support base is trapezoidal, and the support base is welded and fixed with the hanger.
Preferably, place the frame and be the slope form setting, just place the inside of frame and seted up the spacing groove.
Preferably, the limiting plate is connected with the slide rail in a sliding manner, and the lifting rope is a flat steel wire rope.
Compared with the prior art, the invention has the beneficial effects that:
1. according to the invention, by arranging the connecting rod, the connecting rotating shaft, the fixing rod and the placing frame, when the device is used for lifting some small coal mine equipment for maintenance, a worker firstly pushes the device main body to a specified position through the plurality of rollers, then rotates the fixing rod, the connecting rotating shaft drives the fixing rod to rotate for 360 degrees, the worker rotates the plurality of fixing rods to be vertical to the ground, and then inserts the fixing rods into the ground of a coal mine construction site by using a tool so as to reinforce the device main body, so that the overall stability of the device main body is improved, after the equipment is lifted, the user can take out the fixing rods from the ground of the coal mine construction site, then rotates the fixing rods, so that one ends of the fixing rods are clamped into the limiting grooves of the placing frame, the fixing rods are accommodated, and the sponge mat can clean some;
2. the invention is provided with a bidirectional screw rod, a threaded sleeve, a slide rail, limiting plates, a bearing plate, a clamping groove and a pulling plate, when the lifting position of the equipment is determined, the device main body is stopped to push, the pulling plate is pulled to pull out the bearing plate, the device main body is connected with an external power supply, then the volume and the width of the equipment to be overhauled are measured, if the width of the equipment is smaller, a first motor is started to enable the first motor to rotate forwards, the first motor rotates to drive the bidirectional screw rod to rotate, two threaded sleeves move on the bidirectional screw rod and approach each other, the two threaded sleeves move to drive lifting ropes to move, two limiting plates move on the slide rail along with the threaded sleeves so as to limit the threaded sleeves, until the distance between the two lifting ropes is the same as the width of the overhauling equipment, the power supply of the first motor is turned off to enable the two lifting hooks to be attached to two sides of the overhauling equipment, and, so that the whole maintenance equipment can vertically rise, the maintenance equipment is prevented from inclining during hoisting, the stability of the hoisting equipment is improved, when lifting some large-scale coal mine equipment, a user starts the first motor again to enable the first motor to rotate reversely, the first motor rotates reversely to drive the bidirectional screw rod to rotate reversely, the two screw threads are sleeved on the bidirectional screw rod to be away from each other, when the distance between the two lifting ropes is the same as that of the coal mine equipment, the first motor is closed, thereby leading the main body of the device to be capable of stably hoisting coal mine equipment with different sizes, improving the applicability of the main body of the device, when the equipment is hooked up by the lifting hook, the user can push the bearing plate into the hanging bracket, the clamping plate is clamped into the clamping groove to fix the bearing plate conveniently, then the lifted coal mine equipment is placed on the bearing plate, and the stability of the coal mine equipment during transportation is improved.
3. According to the invention, by arranging the winding box, the second motor and the rope winding roller, when the device main body is not used, a user can switch on the power supply of the second motor, the second motor rotates to drive the rope winding roller to rotate, so that the rope winding roller winds the lifting rope, and the rope winding roller is wound in the winding box, the lifting rope is prevented from being exposed in the air for a long time to rust, the service life of the lifting rope is effectively prolonged, and the rope winding roller can wind some lifting ropes with longer lengths, so that the lifting rope can be thrown into a coal mine to complete lifting when some deeper coal mine equipment is overhauled.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic cross-sectional view of the main body of the device of the present invention;
FIG. 3 is a schematic side sectional view of the winding box of the present invention;
fig. 4 is a schematic view of the structure of the rope winding roller of the invention.
FIG. 5 is an enlarged view of the structure at A in FIG. 1 according to the present invention;
FIG. 6 is a schematic view of a placement frame according to the present invention;
in the figure: 1. a device main body; 2. a hanger; 3. a first motor; 4. connecting blocks; 5. a rolling box; 6. a lifting rope; 7. a hook; 8. a support plate; 9. clamping a plate; 10. pulling a plate; 11. a support base; 12. a roller; 13. a connecting rod; 14. placing the frame; 15. a sponge cushion; 16. fixing the rod; 17. a slide rail; 18. a threaded sleeve; 19. a bidirectional screw rod; 20. a card slot; 21. connecting the rotating shaft; 22. a limiting plate; 23. a second motor; 24. and (4) a rope winding roller.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "disposed" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art. The following describes an embodiment of the present invention based on its overall structure.
Referring to fig. 1-4, a lifting device for coal mine maintenance equipment comprises a device main body 1, a hanger 2, a first motor 3, a connecting block 4, a coiling box 5, a lifting rope 6, a lifting hook 7, a bearing plate 8, a clamping plate 9, a pulling plate 10, a supporting base 11, a roller 12, a connecting rod 13, a placing frame 14, a sponge mat 15, a fixing rod 16, a sliding rail 17, a thread bush 18, a bidirectional screw rod 19, a clamping groove 20, a connecting rotating shaft 21, a limiting plate 22, a second motor 23 and a rope winding roller 24; the device comprises a device main body 1, a hanging bracket 2 is arranged at the bottom of the device main body 1, a supporting base 11 is arranged at the bottom of the hanging bracket 2, idler wheels 12 are arranged at the bottom of the supporting base 11, a placing frame 14 is arranged on the outer surface of the supporting base 11, a sponge cushion 15 is arranged inside the placing frame 14, connecting rods 13 are fixed on two sides of the supporting base 11, one ends of the connecting rods 13 are connected with fixing rods 16 through connecting rotating shafts 21, a bearing plate 8 is arranged on one side of the hanging bracket 2, a clamping plate 9 is connected on one side of the top of the bearing plate 8, a pulling plate 10 is fixed on one side of the clamping plate 9, a clamping groove 20 is formed in one side of the hanging bracket 2, a slide rail 17 is arranged above the inside of the device main body 1, a first motor 3 is arranged on one side of the device main body 1, a, the bottom of thread bush 18 is connected with connecting block 4, and winding box 5 is installed to the bottom of connecting block 4, and the internally mounted of winding box 5 has second motor 23, and the output of second motor 23 is connected with wire winding roller 24, and wire winding roller 24's surface has cup jointed lifting rope 6, and the bottom of lifting rope 6 is connected with lifting hook 7, and lifting hook 7 is pulled out coal mine equipment from the colliery, is convenient for overhaul coal mine equipment.
Please refer to fig. 1, 2 and 5, the fixing rod 16 is rotatably connected with the connecting rod 13 through a connecting shaft 21, the length of the fixing rod 16 is greater than that of the connecting rod 13, the fixing rod 16 is rotated to be taken out of the placing frame 14 and inserted into the ground of the coal mine to reinforce the device body 1, the rollers 12 are arranged in plurality, the rollers 12 are arranged in equal distance, and the rollers 12 are convenient for driving the device body 1 to move, so that the device body 1 moves to a designated position to work.
Please refer to fig. 1 and 2, one side of the supporting plate 8 penetrates through the inside of the hanger 2, the supporting plate 8 is a wear-resistant steel plate, the supporting plate 8 can support the suspended coal mine equipment, so that the coal mine equipment is more stable during transportation, the clamping plate 9 is matched with the clamping groove 20, the outer surface of the pulling plate 10 is sleeved with the anti-slip sleeve, and the clamping plate 9 is clamped into the clamping groove 20 so as to fix the supporting plate 8.
Please refer to fig. 1 and 2, two hooks 7 are provided, and the two hooks 7 are symmetrically arranged along the central axis of the longitudinal axis of the device main body 1, the two hooks 7 pull out the coal mine equipment from the coal mine, the supporting base 11 is in a trapezoid shape, the supporting base 11 is welded and fixed with the hanging bracket 2, the supporting base 11 stably supports the hanging bracket 2, and the welded joint has good sealing performance and firm structure.
Please refer to fig. 1-6, the placing frame 14 is disposed in an inclined shape, and a limiting groove is formed inside the placing frame 14, the limiting groove is convenient for placing the fixing rod 16, the fixing rod 16 is accommodated, the limiting plate 22 is slidably connected with the sliding rail 17, the lifting rope 6 is a flat steel wire rope, and the limiting plate 22 moves on the sliding rail 17, so as to limit the threaded sleeve 18.
The working principle is as follows: firstly, when a small coal mine equipment is hung by using the device main body 1 for maintenance, a worker firstly pushes the device main body 1 to a designated position through the plurality of rollers 12, then rotates the fixed rod 16, the connecting rotating shaft 21 drives the fixed rod 16 to rotate for 360 degrees, the worker rotates the plurality of fixed rods 16 to be vertical to the ground, then uses a tool to insert the fixed rod 16 into the ground of a coal mine construction site so as to reinforce the device main body 1, after the hoisting position of the equipment is determined, stops pushing the device main body 1, pulls the pull plate 10 to pull out the bearing plate 8, switches on the device main body 1 to an external power supply, then measures the volume and the width of the equipment to be maintained, if the width of the equipment is smaller, starts the first motor 3 to enable the first motor 3 to rotate forwardly, the first motor 3 rotates to drive the two-way screw rod 19 to rotate, the two screw sleeves 18 move on the two-way screw rod 19, the two thread sleeves 18 are close to each other, the two thread sleeves 18 move to drive the lifting ropes 6 to move, the two limiting plates 22 move on the sliding rails 17 along with the thread sleeves 18 so as to limit the thread sleeves 18, until the distance between the two lifting ropes 6 is the same as the width of the maintenance equipment, the power supply of the first motor 3 is turned off, the two lifting hooks 7 are attached to the two sides of the maintenance equipment, the maintenance equipment and the lifting hooks are in a vertical state with the ground, the maintenance equipment can be lifted vertically, when some large-scale coal mine equipment is lifted, a user starts the first motor 3 again to enable the first motor 3 to rotate reversely, the first motor 3 rotates reversely to drive the bidirectional screw rod 19 to rotate reversely, the two thread sleeves 18 are far away from each other on the bidirectional screw rod 19, when the distance between the two lifting ropes 6 is the same as the coal mine equipment, the first motor 3 is turned off, and after the equipment is hooked by the lifting hooks, the user can push the supporting, the clamping plate 9 is clamped into the clamping groove 20, so that the bearing plate 8 is fixed conveniently, then the lifted coal mine equipment is placed on the bearing plate 8, after the equipment is lifted, a user can take out the fixing rod 16 from the ground of a coal mine construction site, then the fixing rod 16 is rotated so that one end of the fixing rod 16 is clamped into the limit groove of the placing frame 14, the fixing rod 16 is stored, the sponge mat 15 can clean some dust attached on the fixing rod 16, when the device body 1 is not used, a user can switch on the power supply of the second motor 23, the second motor 23 rotates to drive the rope winding roller 24 to rotate, so that the rope winding roller 24 winds the lifting rope 6, the rope winding roller 24 winds the lifting rope 6 into the winding box 5, the rope winding roller 24 can wind the lifting rope 6 with longer length, when some deeper coal mine equipment is overhauled, the lifting rope 6 can be thrown into a coal mine to complete the lifting of the coal mine equipment.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims (9)

1. The utility model provides a colliery overhauls equipment hoisting accessory, includes device main part (1), its characterized in that: the device comprises a device main body (1) and is characterized in that a hanging bracket (2) is installed at the bottom of the device main body (1), a supporting base (11) is arranged at the bottom of the hanging bracket (2), idler wheels (12) are installed at the bottom of the supporting base (11), a placing frame (14) is arranged on the outer surface of the supporting base (11), a sponge cushion (15) is arranged inside the placing frame (14), connecting rods (13) are fixed on two sides of the supporting base (11), one end of each connecting rod (13) is connected with a fixing rod (16) through a connecting rotating shaft (21), a bearing plate (8) is arranged on one side of the hanging bracket (2), a clamping plate (9) is connected to one side of the top of the bearing plate (8), a pulling plate (10) is fixed to one side of the clamping plate (9), a clamping groove (20) is formed in one side of the interior of the, first motor (3) are installed to one side of device main part (1), the output of first motor (3) is connected with two-way lead screw (19), thread bush (18) have been cup jointed to the surface of two-way lead screw (19), the top of thread bush (18) is connected with limiting plate (22), the bottom of thread bush (18) is connected with connecting block (4), rolling box (5) is installed to the bottom of connecting block (4), the internally mounted of rolling box (5) has second motor (23), the output of second motor (23) is connected with wire winding roller (24), lifting rope (6) have been cup jointed to the surface of wire winding roller (24), the bottom of lifting rope (6) is connected with lifting hook (7).
2. The coal mine overhauling equipment hoisting device according to claim 1, wherein: the fixing rod (16) is rotatably connected with the connecting rod (13) through a connecting rotating shaft (21), and the length of the fixing rod (16) is greater than that of the connecting rod (13).
3. The coal mine overhauling equipment hoisting device according to claim 1, wherein: the rollers (12) are arranged in a plurality of equal-distance distribution, and the rollers (12) are arranged in a plurality of equal-distance distribution.
4. The coal mine overhauling equipment hoisting device according to claim 1, wherein: one side of the bearing plate (8) penetrates through the inner part of the hanging bracket (2), and the bearing plate (8) is a wear-resistant steel plate.
5. The coal mine overhauling equipment hoisting device according to claim 1, wherein: the clamping plate (9) is matched with the clamping groove (20), and the outer surface of the pulling plate (10) is sleeved with an anti-slip sleeve.
6. The coal mine overhauling equipment hoisting device according to claim 1, wherein: the lifting hook (7) is provided with two, and two the lifting hook (7) are along the central line symmetry setting of the axis of ordinates of device main part (1).
7. The coal mine overhauling equipment hoisting device according to claim 1, wherein: the support base (11) is in a trapezoid shape, and the support base (11) and the hanging bracket (2) are welded and fixed.
8. The coal mine overhauling equipment hoisting device according to claim 1, wherein: the placing frame (14) is arranged in an inclined manner, and a limiting groove is formed in the placing frame (14).
9. The coal mine overhauling equipment hoisting device according to claim 1, wherein: the limiting plate (22) is connected with the sliding rail (17) in a sliding mode, and the lifting rope (6) is a flat steel wire rope.
CN202011499984.4A 2020-12-18 2020-12-18 Lifting device for coal mine maintenance equipment Pending CN112591618A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202011499984.4A CN112591618A (en) 2020-12-18 2020-12-18 Lifting device for coal mine maintenance equipment

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202011499984.4A CN112591618A (en) 2020-12-18 2020-12-18 Lifting device for coal mine maintenance equipment

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Publication Number Publication Date
CN112591618A true CN112591618A (en) 2021-04-02

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Application Number Title Priority Date Filing Date
CN202011499984.4A Pending CN112591618A (en) 2020-12-18 2020-12-18 Lifting device for coal mine maintenance equipment

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CN113400090A (en) * 2021-06-07 2021-09-17 扬州市久盈精密主轴有限公司 Main shaft strength detection device and method for numerical control machine tool
CN113400255A (en) * 2021-06-02 2021-09-17 高邮市华星石油管件制造有限公司 Oil pipe coupling jar

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CN208994978U (en) * 2018-09-28 2019-06-18 长沙义和车桥有限公司 A kind of portal frame with rounded corners
CN210855027U (en) * 2019-08-28 2020-06-26 中鹏联合重工集团有限公司 Rail mounted bale lifter that high-speed railway was laid
CN210884983U (en) * 2019-08-28 2020-06-30 龙口矿业集团有限公司 Movable maintenance portal frame
CN211169627U (en) * 2019-12-03 2020-08-04 赵颖超 Lifting device for coal mine maintenance equipment
CN212101807U (en) * 2020-03-21 2020-12-08 鑫领域智能科技(邳州)有限公司 Auxiliary carrying device for factory equipment maintenance
CN212024596U (en) * 2020-04-25 2020-11-27 江西亚瑞科技有限责任公司 Aircraft engine hoist and mount installation car

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113400255A (en) * 2021-06-02 2021-09-17 高邮市华星石油管件制造有限公司 Oil pipe coupling jar
CN113400090A (en) * 2021-06-07 2021-09-17 扬州市久盈精密主轴有限公司 Main shaft strength detection device and method for numerical control machine tool

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Application publication date: 20210402