CN112938724A - Push-pull device for mine car to enter and exit cage and push-pull method thereof - Google Patents
Push-pull device for mine car to enter and exit cage and push-pull method thereof Download PDFInfo
- Publication number
- CN112938724A CN112938724A CN202110155535.6A CN202110155535A CN112938724A CN 112938724 A CN112938724 A CN 112938724A CN 202110155535 A CN202110155535 A CN 202110155535A CN 112938724 A CN112938724 A CN 112938724A
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- push
- pull device
- mine car
- cage
- pull
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B17/00—Hoistway equipment
- B66B17/14—Applications of loading and unloading equipment
- B66B17/16—Applications of loading and unloading equipment for loading and unloading mining-hoist cars or cages
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F15/00—Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
- F16F15/02—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems
- F16F15/04—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means
- F16F15/08—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means with rubber springs ; with springs made of rubber and metal
Abstract
The invention discloses a push-pull device and a push-pull method for a mine car to enter and exit a cage, wherein the device comprises a push-pull device, a connecting mechanism and a lifting mechanism, wherein the push-pull device is arranged between two steel rails for the mine car to travel and is positioned at the bottom of the mine car; and the driving mechanism is arranged on the outer sides of the steel rails, and drives the push-pull device to move back and forth between the two steel rails along the running direction of the mine car through the transmission mechanism so as to push the mine car into or pull the mine car out of the cage. The push-pull device for the mine car to enter and exit the cage replaces the traditional mode of manually pushing the mine car, the driving mechanism is externally arranged on the outer side of the steel rail, the maintenance is convenient, the transmission mechanism is pulled by the steel wire rope, and the push-pull device has the advantages of strong bearing capacity, high tensile strength, fatigue resistance, high impact toughness and the like, and improves the mine lifting efficiency.
Description
Technical Field
The invention relates to a mine car auxiliary tool and a using method thereof, in particular to a push-pull device and a push-pull method thereof for a mine car to enter and exit a cage.
Background
In the process of cage lift, behind the assigned position was sent to the cage shipment mine car, need shift out the mine car with the mine car in order not to influence the transportation of follow-up mine car and stop line outside the cage, or when the mine car arrived stop line outside the cage, need remove the mine car to inside the cage, traditional method of removing the mine car business turn over cage is very complicated and hard, mainly passes the mine car through the manual work and accomplishes, so not only very dangerous but also work efficiency is very low, has seriously influenced the production efficiency of mine work.
The existing push-pull device for the mine car at the cage opening of the vertical shaft generally adopts an up-down folding type structure, and has no clamping piece, so that the problems of unstable speed of the mine car, out-of-control mine car and the like are easily caused, and the existing mechanical push-pull method generally sets a driving device in the underground of the inner side of a steel rail, so that the defects of difficult maintenance, difficult heat dissipation and the like exist. When the mine car is large or the goods are heavy, the mine car can not be pushed and moved by manpower, so that the mine car pushing and pulling device with the controllable speed and the easy maintenance for the mine car at the cage mouth of the vertical shaft is very necessary.
Disclosure of Invention
Aiming at the existing problems, the invention aims to provide a mine car cage entering and exiting device which can control the speed of a mine car and is easy to maintain and a push-pull method thereof, which can effectively reduce the labor intensity of workers, ensure the personal safety and improve the mine lifting efficiency.
In order to achieve the purpose, the invention adopts the following technical scheme:
a push-pull device for a mine car to enter and exit a cage, comprising:
the push-pull device is arranged between two steel rails for the tramcar to travel and is positioned at the bottom of the tramcar, and one end, close to the cage, of the push-pull device is provided with a connecting mechanism connected with the bottom of the tramcar;
the driving mechanism is arranged on the outer sides of the steel rails and drives the push-pull device to move back and forth between the two steel rails along the running direction of the tramcar through a transmission mechanism so as to push the tramcar into or pull the tramcar out of the cage;
the push-pull device includes:
the push-pull device sliding rail is positioned at the bottommost part of the whole push-pull device;
the sliding frame is connected with the push-pull device sliding rail in a sliding mode and is connected with the transmission mechanism;
the mounting seats are arranged on the sliding frame and comprise two mounting seats, the two mounting seats are symmetrically arranged on the left side and the right side of the sliding frame, each mounting seat is connected with a turnover frame through a pin shaft, and one end, close to the cage, of each turnover frame is provided with the connecting mechanism;
when the turnover frame is horizontally placed, the whole push-pull device is not contacted with the mine car.
The connecting mechanism includes:
the two clamping plates are arranged at one end, close to the cage, of the turnover frame, a clamping groove is formed between the two clamping plates, and when the turnover frame is turned upwards, the frame at the bottom of the tail end of the mine car can be inserted into the clamping groove;
the turnover frame is provided with an anti-falling structure for preventing the turnover frame from being separated from a frame at the bottom of the tail end of the mine car.
The bottom frame at the tail end of the mine car is I-shaped steel;
the anti-falling mechanism is an inserted bar limiting mechanism which is arranged on the turnover frame and located at the rear end of the clamping groove, an inserted bar which can stretch back and forth along the moving direction of the mine car is arranged on the inserted bar limiting mechanism, and the inserted bar can penetrate through the clamping plate and stretch into the clamping groove to be erected on the upper surface of a flange plate of an I-shaped steel at the bottom of the tail end of the mine car.
And the clamping surfaces of the two clamping plates, which are in contact with the mine car, are provided with damping structures for buffering.
The shock-absorbing structure is a rubber block arranged on the inner side of the clamping plate.
The driving mechanism is a winch, and the transmission mechanism is a steel wire rope;
the device also comprises a first guide wheel, a second guide wheel, a third guide wheel, a first pressing wheel and a second pressing wheel which are used for guiding the steel wire rope, wherein the first guide wheel is arranged at the cage opening and is fixedly connected with the ground;
the second guide wheel and the third guide wheel are arranged on the inner side of the steel rail and are fixedly connected with the ground;
and part of the steel wire rope is wound on the winch drum, and the rest of the steel wire rope passes through the first pressing wheel, the third guide wheel, the first guide wheel, the sliding frame, the second guide wheel and the second pressing wheel in sequence and finally returns to the winch drum.
And a protective cover plate is arranged above the steel wire rope.
The turnover frame is provided with a handle which is convenient for a human hand to lift.
Reinforcing rib plates are respectively arranged between the turnover frame and the outer side surfaces of the two clamping plates and between the turnover frame and the mounting seat.
A push-pull method based on the push-pull device for the mine car to enter and exit the cage comprises the following steps:
(1) process for pushing mine car
The method comprises the following steps: in the initial state, the push-pull device is positioned on the right side of the cage, the turnover frame on the push-pull device is in a folded state, the mine car is not in contact with the push-pull device, and the driving mechanism is in a shutdown state;
step two: lifting the turnover frames on the left side and the right side of the push-pull device respectively, and manually pushing the inserted link limiting mechanism to connect the tail part of the mine car with the connecting mechanism on the push-pull device;
step three: controlling a driving mechanism to start, wherein the driving mechanism pulls a push-pull device to push a mine car to enter a cage through a transmission mechanism; controlling the driving mechanism to stop, separating the connecting mechanism on the push-pull device from the mine car, and enabling the turnover frame on the push-pull device to be in a folded state again under the action of self weight;
step four: controlling the driving mechanism to start, and controlling the driving mechanism to stop by driving the push-pull device to return to the initial position through the transmission mechanism;
(2) process of drawing-up mine car
Step five: in the initial state, the push-pull device is positioned on the right side of the cage, the turnover frame on the push-pull device is in a folded state, and the driving mechanism is in a shutdown state;
step six: controlling a driving mechanism to start, driving the push-pull device to a cage opening by the driving mechanism, controlling the driving mechanism to stop, respectively lifting the turnover frames on the left side and the right side of the push-pull device, and connecting the tail part of the mine car with a connecting mechanism at the end part of the turnover frame;
step seven: controlling a driving mechanism to start, wherein the driving mechanism pulls a push-pull device to pull the mine car to return to an initial position through a transmission mechanism, controlling the driving mechanism to stop, separating a connecting mechanism on the push-pull device from the mine car, and enabling a turnover frame on the push-pull device to be in a folded state again under the action of self weight;
step eight: and (5) manually pushing the mine car.
The invention has the beneficial effects that:
the driving mechanism is independently arranged on one side of the outer portion of a steel rail for the mine car to run, and is connected with the push-pull device through the steel wire rope and the guide wheel.
Secondly, the driving mechanism adopts a steel wire rope for traction, so that the driving mechanism has the advantages of strong bearing capacity, high tensile strength, fatigue resistance, high impact toughness and the like.
Thirdly, the labor intensity of workers is reduced, the mine lifting efficiency is improved, the casualty accidents at the position are thoroughly avoided, and in addition, the whole set of transmission equipment is covered by the protective cover plate, so that the potential safety hazard is prevented.
Drawings
FIG. 1 is a schematic view of a push-pull apparatus for a mine car to enter and exit a cage according to the present invention;
FIG. 2 is a schematic top plan view of a push-pull device for mine car access to the cage according to the present invention;
FIG. 3 is a schematic view of a push-pull mechanism for a mine car to enter and exit the cage according to the present invention;
FIG. 4 is a view of the structure of a roll-over stand of the push-pull device for mine cars to enter and exit the cage according to the present invention;
FIG. 5 is a side elevational view of a push-pull apparatus for a mine car to enter and exit the cage in accordance with the present invention;
FIG. 6 is an enlarged partial schematic view of FIG. 5;
FIG. 7 is a schematic view showing the connection structure of the tramcar and the push-pull device when the tramcar is pushed according to the present invention;
FIG. 8 is an enlarged partial schematic view of FIG. 7;
description of reference numerals: the device comprises a protective cover plate 1, a protective guard 2, a steel wire rope 3, a winch 4, a sliding frame 5, a sliding device 6, a push-pull device sliding rail 7, a fixed block 8, a first guide wheel 9, a second guide wheel 10, a third guide wheel 11, a first pressing wheel 12, a second pressing wheel 14, a mounting seat 15, a pin shaft 16, a first reinforcing rib plate 17, a turnover frame 18, an inserted rod limiting mechanism 19, a second reinforcing rib plate 19, a clamping plate 20, a rubber block 21, an I-steel 22 and a handle 23.
Detailed Description
The invention is described in further detail below with reference to the following figures and specific examples:
as shown in fig. 1 to 8, the push-pull device for a mine car to enter and exit a cage comprises a push-pull device slide rail 6, a first guide wheel 8, a second guide wheel 9, a third guide wheel 10, a winch 4, a first pinch roller 11, a second pinch roller 12, a steel wire rope 3, a sliding frame 5, a fixed block 7, a protective cover plate 1 and a protective guard 2. The push-pull device sliding rail 6 is arranged between the two steel rails and is connected with the ground through bolts; the first guide wheel 8 is arranged at the cage opening and is connected with the ground through a bolt;
the winch 4 is arranged at one corner of the wall body and is connected with the ground through a bolt; the first pressing wheel 11 and the second pressing wheel 12 are arranged in front of the winch and connected with the ground through bolts; and part of the steel wire rope 3 is wound on the winch, and the rest of the steel wire rope passes through a first pressing wheel 11, a third guide wheel 10, a first guide wheel 8, a sliding frame 5, a second guide wheel 9 and a second pressing wheel 12 in sequence and finally returns to the winch 4.
The second guide wheel 9 and the third guide wheel 10 are arranged on the inner side of the steel rail and connected with the ground through bolts.
The sliding frame 5 is arranged on a sliding rail 6 of the push-pull device.
The fixed blocks 7 are arranged on the front side and the rear side of the sliding frame 5 and limit the relative sliding of the steel wire rope 3 and the sliding frame 5;
the protective cover plate 1 is arranged above the steel wire rope 3, and the protective cover plate 1 is provided with a strip hole; the guard rail 2 is arranged around a winch 4.
The push-pull device comprises a push-pull device sliding rail 13, a sliding frame 5, a mounting seat 14, a first reinforcing rib plate 16, a pin shaft 15, a turnover frame 17 and an inserted rod limiting mechanism 18; a through hole is reserved at the bottom of the push-pull device sliding rail 13; the mounting seat 14 is arranged above the sliding frame 5 and connected with the sliding frame 5 through bolts; the first reinforcing rib plate 16 is arranged at the connecting part of the sliding frame 5 and the mounting seat 14; the turnover frame 17 is arranged on the mounting seat 14 and is connected with the mounting seat 14 through a pin shaft 15; the inserted link limiting mechanism 18 is arranged on the turnover frame 17 and connected with the turnover frame 17 through bolts.
The turnover frame 17 comprises a steel frame 22, a clamping plate 20, a rubber block 21, a second reinforcing rib plate 19 and a handle 23; the steel frame 22 is formed by welding square steel; the clamping plate 20 is arranged at the left end of the steel frame 22, and a through hole is formed in the clamping plate 20; the rubber block 21 is arranged on the inner side of the clamping plate 20, and a through hole is formed in the rubber block 21; the second reinforcing rib plate 19 is arranged on the outer side of the clamping plate 20 and welded with the clamping plate 20 and the steel frame 22; the handle 23 is arranged at the upper right of the steel frame 22 and is connected with the steel frame 22 through welding.
A push-pull method for a mine car to enter and exit a cage comprises the following steps:
(1) process for pushing mine car
The method comprises the following steps: in the initial state, the push-pull device is positioned on the right side of the cage, the turnover frame on the push-pull device is in a folded state, and the winch 4 is in a shutdown state;
step two: the inserted link limiting mechanism is manually pushed, so that the tail part of the mine car is positioned between the push-pull clamping plates 20. Holding the handle 23, lifting the turnover frames 17 on the left side and the right side of the push-pull device, shifting the inserted link limiting mechanism 18, and erecting the inserted link into the clamping groove on the upper surface of the flange plate of the joist steel at the bottom of the tail end of the mine car;
step three: and controlling the winch 4 to start, and pulling the mine car to enter the cage by the steel wire rope 3 through the push-pull device. Controlling the winch 4 to stop, holding the handles 23 on the turnover frames 17 on the left side and the right side of the push-pull device, shifting the inserted link on the inserted link limiting mechanism 18 to retract to be separated from the upper surface of the flange plate of the I-steel at the bottom of the tail end of the mine car, and enabling the turnover frames 17 to be in a folded state again under the action of dead weight;
step four: and controlling the winch 4 to start, and controlling the winch 4 to stop by the steel wire rope 3 to pull the push-pull device to return to the initial position.
(2) Process of drawing-up mine car
The method comprises the following steps: in the initial state, the push-pull device is positioned on the right side of the cage and is in a folded state, and the winch 4 is in a shutdown state;
step two: and controlling the winch 4 to start, and controlling the winch 4 to stop by dragging the push-pull device to the position of the cage opening by the steel wire rope 3.
Holding handles 23 on turnover frames 17 on the left side and the right side of the push-pull device, lifting the turnover frames 17 on the left side and the right side to enable the tail part of the mine car to be positioned between push-pull device clamping plates 20, and shifting an insertion rod on an insertion rod limiting mechanism 18 to extend into the clamping groove to be erected on the upper surface of a flange plate of an I-shaped steel at the bottom of the tail end of the mine car;
step three: and controlling the winch 4 to start, and driving the mine car to return to the initial position by the steel wire rope traction push-pull device. Controlling the winch 4 to stop, holding the handles 23 on the turnover frames 17 on the left side and the right side of the push-pull device, shifting the inserted link on the inserted link limiting mechanism 18 to retract to be separated from the upper surface of the flange plate of the I-steel at the bottom of the tail end of the mine car, and enabling the turnover frames 17 to be in a folded state again under the action of dead weight;
step four: manually pushing away the mine car.
The drawings are used for supplementing the description of the written description with figures so as to intuitively and vividly introduce the technical features and the overall technical solution of the invention, but are not to be construed as limiting the scope of the invention.
In the description of the present invention, the directional descriptions referred to, such as the directional descriptions or positional relations indicated as "upper", "lower", "front", "rear", "left", "right", etc., are based on the directional descriptions or positional relations shown in the drawings, and are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.
Claims (10)
1. A push-pull device for mine car entry and exit into and out of a cage, comprising:
the push-pull device is arranged between two steel rails for the tramcar to travel and is positioned at the bottom of the tramcar, and one end, close to the cage, of the push-pull device is provided with a connecting mechanism connected with the bottom of the tramcar;
the driving mechanism is arranged on the outer sides of the steel rails and drives the push-pull device to move back and forth between the two steel rails along the running direction of the tramcar through a transmission mechanism so as to push the tramcar into or pull the tramcar out of the cage;
the push-pull device includes:
the push-pull device sliding rail is positioned at the bottommost part of the whole push-pull device;
the sliding frame is connected with the push-pull device sliding rail in a sliding mode and is connected with the transmission mechanism;
the mounting seats are arranged on the sliding frame and comprise two mounting seats, the two mounting seats are symmetrically arranged on the left side and the right side of the sliding frame, each mounting seat is connected with a turnover frame through a pin shaft, and one end, close to the cage, of each turnover frame is provided with the connecting mechanism;
when the turnover frame is horizontally placed, the whole push-pull device is not contacted with the mine car.
2. The push-pull device for mine car entry and exit into and out of a cage of claim 1, wherein the connection mechanism comprises:
the two clamping plates are arranged at one end, close to the cage, of the turnover frame, a clamping groove is formed between the two clamping plates, and when the turnover frame is turned upwards, the frame at the bottom of the tail end of the mine car can be inserted into the clamping groove;
the turnover frame is provided with an anti-falling structure for preventing the turnover frame from being separated from a frame at the bottom of the tail end of the mine car.
3. The push-pull device for mine car entry and exit into and out of the cage of claim 2, wherein the bottom frame at the tail end of the mine car is an i-beam;
the anti-falling mechanism is an inserted bar limiting mechanism which is arranged on the turnover frame and located at the rear end of the clamping groove, an inserted bar which can stretch back and forth along the moving direction of the mine car is arranged on the inserted bar limiting mechanism, and the inserted bar can penetrate through the clamping plate and stretch into the clamping groove to be erected on the upper surface of a flange plate of an I-shaped steel at the bottom of the tail end of the mine car.
4. The push-pull device for mine car entry and exit into and out of the cage of claim 2, wherein the clamping surfaces of the two clamp plates that contact the mine car are provided with shock absorbing structures for damping vibrations.
5. The push pull device for mine car entry and exit into and out of the cage of claim 4, wherein the shock absorbing structure is a rubber block disposed inside the clamp plate.
6. The push-pull device for mine car entry and exit into and out of a cage of claim 1, wherein the drive mechanism is a winch and the transmission mechanism is a wire rope;
the device also comprises a first guide wheel, a second guide wheel, a third guide wheel, a first pressing wheel and a second pressing wheel which are used for guiding the steel wire rope, wherein the first guide wheel is arranged at the cage opening and is fixedly connected with the ground;
the second guide wheel and the third guide wheel are arranged on the inner side of the steel rail and are fixedly connected with the ground;
and part of the steel wire rope is wound on the winch drum, and the rest of the steel wire rope passes through the first pressing wheel, the third guide wheel, the first guide wheel, the sliding frame, the second guide wheel and the second pressing wheel in sequence and finally returns to the winch drum.
7. The push-pull device for mine car entry and exit into and out of the cage of claim 6, wherein a protective cover is provided over the wire rope.
8. The push-pull device for mine car entry and exit into and out of the cage of claim 1, wherein the roll-over stand is provided with a handle for facilitating manual lifting.
9. The push-pull device for the mine car to enter and exit the cage according to claim 1, wherein reinforcing rib plates are respectively arranged between the turnover frame and the outer side surfaces of the two clamping plates and between the turnover frame and the mounting seat.
10. A method of pushing and pulling a mine car into and out of a cage according to any one of claims 1 to 9, comprising the steps of:
(1) process for pushing mine car
The method comprises the following steps: in the initial state, the push-pull device is positioned on the right side of the cage, the turnover frame on the push-pull device is in a folded state, the mine car is not in contact with the push-pull device, and the driving mechanism is in a shutdown state;
step two: lifting the turnover frames on the left side and the right side of the push-pull device respectively, and manually pushing the inserted link limiting mechanism to connect the tail part of the mine car with the connecting mechanism on the push-pull device;
step three: controlling a driving mechanism to start, wherein the driving mechanism pulls a push-pull device to push a mine car to enter a cage through a transmission mechanism; controlling the driving mechanism to stop, separating the connecting mechanism on the push-pull device from the mine car, and enabling the turnover frame on the push-pull device to be in a folded state again under the action of self weight;
step four: controlling the driving mechanism to start, and controlling the driving mechanism to stop by driving the push-pull device to return to the initial position through the transmission mechanism;
(2) process of drawing-up mine car
Step five: in the initial state, the push-pull device is positioned on the right side of the cage, the turnover frame on the push-pull device is in a folded state, and the driving mechanism is in a shutdown state;
step six: controlling a driving mechanism to start, driving the push-pull device to a cage opening by the driving mechanism, controlling the driving mechanism to stop, respectively lifting the turnover frames on the left side and the right side of the push-pull device, and connecting the tail part of the mine car with a connecting mechanism at the end part of the turnover frame;
step seven: controlling a driving mechanism to start, wherein the driving mechanism pulls a push-pull device to pull the mine car to return to an initial position through a transmission mechanism, controlling the driving mechanism to stop, separating a connecting mechanism on the push-pull device from the mine car, and enabling a turnover frame on the push-pull device to be in a folded state again under the action of self weight;
step eight: and (5) manually pushing the mine car.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110155535.6A CN112938724B (en) | 2021-02-04 | 2021-02-04 | Push-pull device and push-pull method for mine car to enter and exit cage |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110155535.6A CN112938724B (en) | 2021-02-04 | 2021-02-04 | Push-pull device and push-pull method for mine car to enter and exit cage |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN112938724A true CN112938724A (en) | 2021-06-11 |
| CN112938724B CN112938724B (en) | 2022-07-22 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110155535.6A Active CN112938724B (en) | 2021-02-04 | 2021-02-04 | Push-pull device and push-pull method for mine car to enter and exit cage |
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| Country | Link |
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| CN (1) | CN112938724B (en) |
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2021
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| DE7431493U (en) * | 1974-09-19 | 1977-10-06 | Pohlig-Heckel-Bleichert Vereinigte Maschinenfabriken Ag, 5000 Koeln | MOVABLE ON RAILS ABOVEFLOOR TRAILER FOR PUSHING RAILWAY WAGONS |
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|---|---|
| CN112938724B (en) | 2022-07-22 |
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