CN112225037B - Automatic oiling method for skip unloading bend - Google Patents
Automatic oiling method for skip unloading bend Download PDFInfo
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- CN112225037B CN112225037B CN202010989339.4A CN202010989339A CN112225037B CN 112225037 B CN112225037 B CN 112225037B CN 202010989339 A CN202010989339 A CN 202010989339A CN 112225037 B CN112225037 B CN 112225037B
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- rail
- guide rail
- oil
- control unit
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B7/00—Other common features of elevators
- B66B7/12—Checking, lubricating, or cleaning means for ropes, cables or guides
- B66B7/1253—Lubricating means
- B66B7/1269—Lubricating means specially adapted for guides
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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
- B66B17/26—Applications of loading and unloading equipment for loading or unloading mining-hoist skips
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B19/00—Mining-hoist operation
- B66B19/06—Applications of signalling devices
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B7/00—Other common features of elevators
- B66B7/12—Checking, lubricating, or cleaning means for ropes, cables or guides
- B66B7/1207—Checking means
- B66B7/1246—Checking means specially adapted for guides
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B7/00—Other common features of elevators
- B66B7/12—Checking, lubricating, or cleaning means for ropes, cables or guides
- B66B7/1276—Cleaning means
- B66B7/1292—Cleaning means specially adapted for guides
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Abstract
The invention provides an automatic oiling method for a skip unloading bend, and relates to the technical field of mining equipment. The skip unloading bend automatic oiling method applies skip unloading bend automatic oiling equipment to sequentially carry out coal slime clearing and segmented automatic oiling lubrication operation. In the operation process of the skip bucket lifting system, the coal slime adhered to the unloading wheel is removed before oiling, the coal slime is completely removed, the water consumption is low, the unloading wheel and the bend rail are automatically oiled and lubricated after the coal slime is removed, the oil consumption in the oiling and lubricating operation is low, the lifting system can be controlled to stop in time if the attitude of the unloading wheel deviates after the unloading wheel operates for a long time, and the lifting accident caused by the fact that the unloading wheel with the deviated attitude impacts the bend rail is avoided.
Description
Technical Field
The invention relates to the technical field of mining equipment, in particular to an automatic oiling method for a skip unloading bend.
Background
At present, the unloading of the coal mine skip generally adopts a bend automatic unloading mode, the bend automatic unloading mode enables the rest time of the skip lifting system to be greatly shortened, and the lifting efficiency is higher. However, in the long-term use process, the abrasion of the rotating shaft position of the unloading wheel and the surface of the curved rail is serious, and the oil filling operation needs to be carried out on the rotating shaft position of the unloading wheel and the curved rail. In addition, when the main shaft of the skip bucket is lifted, more coal slime is adhered to the positions of the unloading wheels and the rotating shafts of the unloading wheels, and the friction of the unloading wheels is serious. At present, the unloading wheel is generally disassembled and inspected to be oiled at the maintenance time every day, and the bend is oiled and lubricated, but the oil quantity added to the unloading wheel at the maintenance time is consumed less than half a shift, and the unloading wheel and the bend cannot be oiled at all at the normal lifting time. Moreover, after the unloading wheel runs for a long time, if the posture of the unloading wheel deflects, the unloading wheel with the deviated posture impacts a curved rail, so that lifting accidents are easily caused, and great potential safety hazards exist.
Disclosure of Invention
The invention aims to provide an automatic oiling method for a skip unloading bend, wherein in the operation process of a skip lifting system, automatic oiling and lubrication are carried out on an unloading wheel and the bend, and the lifting system stops in time when the unloading wheel deviates in posture, so that lifting accidents are avoided.
In order to achieve the above purpose, the technical solution adopted by the invention is as follows:
a skip unloading bend automatic oiling method is characterized in that skip unloading bend automatic oiling equipment is applied, and the skip unloading bend automatic oiling equipment comprises a bend, a guide rail, a slide rail, a telescopic cylinder, a first oiling pipeline, a second oiling pipeline, a third oiling pipeline, an oil source, a water pipeline, a water source, a high-pressure air pipeline, a high-pressure air source and a control unit;
the fuel injection device comprises a curved rail, a fuel injection nozzle and a fuel injection nozzle, wherein the curved rail comprises a lower straight line section rail, a lower arc section rail, an oblique line section rail, an upper arc section rail and an upper straight line section rail which are sequentially spliced from bottom to top, the lower straight line section rail, the lower arc section rail, the oblique line section rail, the upper arc section rail and the upper straight line section rail respectively comprise a bottom plate and side plates positioned on two sides of the bottom plate, a plurality of fuel injection nozzles are arranged on the side plates of the lower straight line section rail, the oblique line section rail and the upper straight line section rail at intervals, and the fuel injection nozzles face to the middle line position of the curved rail;
the oil injection nozzles on the side plate of the lower straight-line section rail are all connected with a first oil filling pipeline, a first electromagnetic valve is arranged on the first oil filling pipeline, the oil injection nozzles on the side plate of the oblique-line section rail are all connected with a second oil filling pipeline, a second electromagnetic valve is arranged on the second oil filling pipeline, the oil injection nozzles on the upper straight-line section rail are all connected with a third oil filling pipeline, and a third electromagnetic valve is arranged on the third oil filling pipeline;
the first oil filling pipeline, the second oil filling pipeline and the third oil filling pipeline are all connected with an oil source;
the lower end of the lower straight-line section rail is provided with a first counting sensor, the lower arc-line section rail is provided with a second counting sensor, the upper arc-line section rail is provided with a third counting sensor, and the upper end of the upper straight-line section rail is provided with a fourth counting sensor;
the guide rail is positioned at the lower end of the curved rail, one side of the guide rail is provided with a slide rail and a telescopic cylinder, the slide rail is connected with a slide block in a sliding way, the guide rail is arranged on the slide block, and the telescopic end of the telescopic cylinder is connected with the guide rail; the telescopic cylinder can drive the guide rail to move, so that the middle line of the guide rail is aligned with the middle line of the curved rail, or the guide rail is far away from the curved rail;
the guide rail comprises a guide rail bottom plate, guide rail fixing plates, guide rail movable plates and air bags, wherein the guide rail fixing plates are arranged on two sides of the guide rail bottom plate, the guide rail movable plates are arranged on the guide rail bottom plate and on the inner sides of the guide rail fixing plates, the guide rail movable plates are connected with the guide rail bottom plate in a sliding mode, and the air bags which are arranged in a strip shape are connected between one guide rail fixing plate and the plurality of guide rail movable plates;
a plurality of water nozzles are arranged on the guide rail fixing plate at intervals, the water nozzles are connected with a water source through a water conveying pipeline, a fourth electromagnetic valve is arranged on the water conveying pipeline, a support column is arranged on each guide rail movable plate, the tail end of each support column is rotatably connected with an extrusion roller, and the water nozzles and the support columns are alternately arranged along the extending direction of the guide rails;
the lower end of the guide rail is provided with a fifth counting sensor;
the air bag is connected with a high-pressure air source through a high-pressure air pipeline; the high-pressure gas pipeline is sequentially provided with a fifth electromagnetic valve, a safety valve, a pressure gauge and a pressure sensor from one end connected with a high-pressure gas source;
the control unit is respectively in signal connection with a first counting sensor, a second counting sensor, a third counting sensor, a fourth counting sensor, a fifth counting sensor, a first electromagnetic valve, a second electromagnetic valve, a third electromagnetic valve, a fourth electromagnetic valve, a fifth electromagnetic valve and a pressure sensor;
the method comprises the following steps:
step 1, an unloading wheel enters a guide rail from the lower end of the guide rail, a fifth counting sensor transmits a first counting signal to a control unit, the control unit transmits a signal to enable a fourth electromagnetic valve to be opened, and water from a water source is conveyed to a water nozzle through a water conveying pipeline and is sprayed out of the water nozzle;
step 2, the control unit transmits a signal to enable the fifth electromagnetic valve to be in an opening state, and the high-pressure gas source continuously fills high-pressure gas into the air bag; the unloading wheel moves in the guide rail, the unloading wheel impacts the extrusion rollers on two sides, the extrusion rollers extrude the air bag through the support columns and the guide rail movable plate, the air bag rebounds after being extruded, the circumferential surface of the unloading wheel is attached to the circumferential surfaces of the extrusion rollers on two sides, and the unloading wheel is in rolling friction fit with the extrusion rollers; when the unloading wheel moves in the guide rail, the pressure sensor transmits a pressure signal to the control unit in real time, when the control unit judges that the pressure value is greater than a set pressure threshold value, the control unit transmits a signal to the skip lifting system to stop the skip lifting system, the control unit transmits a signal to close the fifth electromagnetic valve, and high-pressure gas in the high-pressure gas pipeline is partially discharged from the safety valve;
step 6, the unloading wheel is moved out of the upper straight section rail of the curved rail, a fourth counting sensor transmits a fifth counting signal to the control unit, and the control unit transmits a signal to close the third electromagnetic valve;
step 8, the unloading wheel enters an upper arc section rail of the bend and continues to enter a diagonal section rail of the bend, a seventh counting signal is transmitted to the control unit by the third counting sensor, the control unit transmits a signal to enable the second electromagnetic valve to be opened, and oil in the oil source is conveyed to an oil nozzle on the diagonal section rail through the second oil filling pipeline and is sprayed out of the oil nozzle; meanwhile, the control unit transmits a signal to close the third electromagnetic valve;
9, the unloading wheel enters a lower arc section rail of the curved rail and continues to enter a lower straight section rail of the curved rail, an eighth counting signal is transmitted to the control unit by the second counting sensor, the control unit transmits a signal to enable the first electromagnetic valve to be opened, and oil in the oil source is conveyed to an oil nozzle on the lower straight section rail through the first oil filling pipeline and is sprayed out of the oil nozzle; meanwhile, the control unit transmits a signal to close the second electromagnetic valve;
and step 10, moving the unloading wheel out of the lower straight section of the curved rail, transmitting a ninth counting signal to the control unit by the first counting sensor, transmitting a signal to close the first electromagnetic valve by the control unit, and continuously enabling the unloading wheel to pass through the guide rail.
Preferably, the lower end of the guide rail movable plate is slidably connected with the guide rail bottom plate, the upper end of the guide rail movable plate is bent towards one side of the guide rail fixed plate, and the guide rail movable plate, the guide rail fixed plate and the guide rail bottom plate jointly wrap the air bag.
Preferably, the bottom outside of guide rail bottom plate is provided with the slide, and sliding connection has the slide on the slide, and the slide is connected through the transition piece to the guide rail fly leaf.
Preferably, the upper end of the guide rail fixing plate is bent towards one side of the guide rail movable plate to form an upper cover plate, and the water spray nozzle is positioned below the upper cover plate.
Preferably, one side of the guide rail is provided with an assembly seat, the assembly seat is arranged on the sliding block, and the telescopic end of the telescopic cylinder is connected with the assembly seat.
Preferably, the right side of the guide rail is provided with a slide rail and a telescopic cylinder, the left side of the guide rail is provided with a stop block, the telescopic end of the telescopic cylinder extends out to drive the guide rail to move leftwards, when the guide rail is attached to the stop block, the middle line of the guide rail is aligned with the middle line of the curved rail, and the telescopic end of the telescopic cylinder retracts to drive the guide rail to move rightwards, so that the guide rail is far away from the curved rail.
Preferably, the outer ring of the pressing roller is made of an elastic material.
Preferably, the high-pressure gas source is a high-pressure gas cylinder.
Preferably, the first counting sensor, the second counting sensor, the third counting sensor, the fourth counting sensor and the fifth counting sensor are all infrared photoelectric sensors.
Preferably, the control unit is provided as a computer.
The beneficial technical effects of the invention are as follows:
the skip unloading bend automatic oiling method provided by the invention is characterized in that skip unloading bend automatic oiling equipment is applied, coal slime stuck on an unloading wheel is removed before oiling in the operation process of a skip lifting system, the coal slime is completely removed and consumes less water, the unloading wheel and the bend are subjected to segmented automatic oiling lubrication operation after the coal slime is removed, the oil consumption of the oiling lubrication operation is less, and after the unloading wheel operates for a long time, if the attitude of the unloading wheel is deviated, the lifting system can be controlled to stop in time, so that lifting accidents caused by the fact that the unloading wheel with the deviated attitude impacts the bend are avoided.
Drawings
FIG. 1 is a schematic structural diagram of an automatic oiling device for skip unloading curved rails according to an embodiment of the invention;
FIG. 2 is a first structural diagram of a part of skip unloading bend automatic oiling equipment according to an embodiment of the invention;
FIG. 3 is a second structural diagram of a part of skip unloading bend automatic oiling device according to an embodiment of the present invention;
FIG. 4 is a front view of a guide rail portion of the skip unloading bend automatic oiling device according to the embodiment of the present invention, wherein a guide rail fixing plate on one side is partially cut away;
FIG. 5 is a top view of a guide rail portion of the skip unloading bend automatic oiling device according to the embodiment of the present invention;
fig. 6 is a partially enlarged view of a portion a in fig. 4.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail below with reference to the accompanying drawings in combination with the specific embodiments. Certain embodiments of the invention now will be described more fully hereinafter with reference to the accompanying drawings, in which some, but not all embodiments of the invention are shown. Indeed, various embodiments of the invention may be embodied in many different forms and should not be construed as limited to the embodiments set forth herein; rather, these embodiments are provided so that this disclosure will satisfy applicable legal requirements.
In the description of the present invention, it should be noted that the terms "inside", "outside", "upper", "lower", "front", "rear", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In an embodiment of the present invention, an automatic oiling device for skip unloading bend is provided, please refer to fig. 1 to 6.
The automatic oiling device for the skip unloading bend comprises a bend 1, a guide rail 3, a sliding rail 82, a telescopic cylinder 81, a first oil filling pipeline 21, a second oil filling pipeline 22, a third oil filling pipeline 23, an oil source, a water conveying pipeline 4, a water source, a high-pressure air pipeline 5, a high-pressure air source, a control unit and the like.
The curved rail 1 comprises a lower straight section rail 11 (part L1), a lower arc section rail 12 (part L2), an oblique section rail 13 (part L3), an upper arc section rail 14 (part L4) and an upper straight section rail 15 (part L5) which are sequentially spliced from bottom to top. The lower straight section rail 11, the lower arc section rail 12, the oblique line section rail 13, the upper arc section rail 14 and the upper straight section rail 15 all comprise a bottom plate and side plates positioned on two sides of the bottom plate. The unloading wheel on the skip moves along the curved track 1, so that the unloading wheel drives the unloading gate to open or close, and the unloading of coal in the skip is completed.
And a plurality of oil nozzles 16 are arranged on the side plates of the lower straight section rail 11, the oblique line section rail 13 and the upper straight section rail 15 at the same interval, and the oil nozzles 16 face the middle line position of the curved rail 1. When the wheel to be unloaded moves along the curved rail 1, the oil nozzle 16 can spray oil liquid onto the wheel to lubricate the wheel and the curved rail 1.
The plurality of oil nozzles 16 on the side plate of the lower straight section rail 11 are all connected with a first oil filling pipeline 21, and a first electromagnetic valve 71 is arranged on the first oil filling pipeline 21; a plurality of oil nozzles 16 on the side plate of the inclined line section rail 13 are connected with a second oil filling pipeline 22, and a second electromagnetic valve 72 is arranged on the second oil filling pipeline 22; the oil nozzles 16 on the upper straight section rail 15 are all connected with a third oil filling pipeline 23, and a third electromagnetic valve 73 is arranged on the third oil filling pipeline 23.
The first, second and third filler lines 21, 22, 23 are all connected to a source of oil.
The lower end of the lower straight-line section rail 11 is provided with a first counting sensor 61, the lower arc-line section rail 12 is provided with a second counting sensor 62, the upper arc-line section rail 14 is provided with a third counting sensor 63, and the upper end of the upper straight-line section rail 15 is provided with a fourth counting sensor 64. The first count sensor 61, the second count sensor 62, the third count sensor 63 and the fourth count sensor 64 are arranged at the above positions for sensing the moving position of the unloading wheel on the curved rail 1 to control the oil injection of the oil injection nozzle 16 on each part of the curved rail by the control unit, and the oil sprayed from the oil injection nozzle 16 can be prevented from polluting the count sensors.
The guide rail 3 is located at the lower end of the curved rail 1, and the right side of the guide rail 3 is provided with a slide rail 82 and a telescopic cylinder 81, wherein the telescopic cylinder 81 is provided with a hydraulic cylinder. The slide rail 82 is slidably connected with a slide block 83. The guide rail 3 is arranged on the sliding block 83, the right side of the guide rail 3 is provided with the assembling seat 38, the assembling seat 38 is arranged on the sliding block 83, and the telescopic end of the telescopic cylinder 81 is connected with the assembling seat 38. The telescopic cylinder 81 can drive the guide rail 3 to move, the stop block 39 is arranged on the left side of the guide rail 3, the telescopic end of the telescopic cylinder 81 extends out to drive the guide rail 3 to move leftwards, and when the guide rail fixing plate 32 on the left side of the guide rail 3 is attached to the stop block 39, the middle line of the guide rail 3 is aligned with the middle line of the curved rail 1, or the telescopic end of the telescopic cylinder 81 retracts to drive the guide rail 3 to move rightwards, so that the guide rail 3 is far away from the curved rail 1. When the middle line of the guide rail 3 is aligned with the middle line of the curved rail 1, the unloading wheel can move between the guide rail 3 and the curved rail 1. The guide rail 3 is far away from the bend 1, and the guide rail 3 can be moved to one side during the operation process or when the skip hoisting system stops, so that an operator can replace the squeeze roller 36 (worn part) conveniently.
The guide rail 3 includes a guide rail bottom plate 31, a guide rail fixing plate 32, a guide rail moving plate 33, an air bag 35, and the like. Guide rail fixing plates 32 are arranged on two sides of the guide rail base plate 31, a plurality of guide rail movable plates 33 are arranged on the guide rail base plate 21 on the inner side of the guide rail fixing plates 32, and the guide rail movable plates 33 are connected with the guide rail base plate 21 in a sliding mode. The air bag 35 is arranged in a strip shape, one side of the air bag 35 is a guide rail fixing plate 32, and the other side of the air bag 35 is a plurality of guide rail movable plates 33. An air bag 35 is connected between the guide rail fixing plate 32 and the guide rail movable plates 33, wherein the air bag 35 is made of rubber materials. The air bag 35 of this embodiment can be used as an elastic member cooperating with the squeeze roller 36 together with the high-pressure air pipe 5, the high-pressure air source, and the like, and can monitor the attitude deviation of the unloading wheel in real time together with the high-pressure air pipe 5, the high-pressure air source, the pressure sensor 94, and the like.
Specifically, a slide 331 is disposed at the bottom outer side of the rail bottom plate 31, a slide 332 is slidably connected to the slide 331, and the rail movable plate 33 is connected to the slide 332 through a transition member (e.g., a rod), so that the lower end of the rail movable plate 33 is slidably connected to the rail bottom plate 31.
The upper end of the guide rail movable plate 33 bends towards one side of the guide rail fixed plate 32, the guide rail movable plate 33, the guide rail fixed plate 32 and the guide rail bottom plate 31 form a half-opening wrapping space, the opening position of the half-opening wrapping space is located above and close to the position of the guide rail fixed plate 32, and the half-opening wrapping space wraps the air bag 35. The bladder 35 is confined within the semi-open enclosure during the squeezing or rebound of the bladder 35.
A plurality of water nozzles 37 are disposed on the rail fixing plate 32 at equal intervals. The upper end of the guide rail fixing plate 32 is bent towards one side of the guide rail movable plate 33 to form an upper covering plate, and the water spray nozzle 37 is located below the upper covering plate to protect the water spray nozzle 37 and reduce collision of the water spray nozzle 37.
The water nozzles 37 are all connected with a water source through the water conveying pipeline 4, the water source of the embodiment is not a high-pressure water source, and the water source of the embodiment is a water tank arranged on the tower of the main shaft. The water conveying pipeline 4 is provided with a fourth electromagnetic valve 74, a plurality of supporting columns 34 are arranged on the guide rail movable plate 33 at the same interval, and the tail ends of the supporting columns 34 are rotatably connected with the extrusion rollers 36. The outer ring of the squeezing roller 36 is made of elastic material, so that when the squeezing roller 36 is attached to the unloading wheel, the outer ring of the squeezing roller 36 deforms, and the coal slime on the circumferential surface of the unloading wheel is kneaded and crushed by the outer ring of the squeezing roller 36. The outer ring of the extrusion roller 36 is provided with grains, and when the extrusion roller 36 is attached to the unloading wheel, the grains can crush large coal slime into small pieces, so that the coal slime is more easily crushed. The water nozzles 37 and the support columns 34 are alternately arranged in the extending direction of the guide rail 3. The unloading wheel moves in the guide rail 3, the unloading wheel impacts the extrusion rollers 36 on two sides, the extrusion rollers 36 extrude the air bags 35 through the support columns 34 and the guide rail movable plates 33, the air bags 35 rebound after being extruded, the circumferential surface of the unloading wheel is attached to the circumferential surfaces of the extrusion rollers 36 on two sides, and the unloading wheel is in rolling friction fit with the extrusion rollers 36. In the process, the posture of the water nozzle 37 is kept unchanged, the unloading wheel and the extrusion roller 36 are in rolling friction, the unloading wheel rotates, and the whole wheel body of the unloading wheel can be sprayed by the water nozzle 37. The extrusion rollers 36 extrude and collide with the circumferential surface of the unloading wheel to crush the coal slime on the circumferential surface of the unloading wheel. The water nozzle 37 sprays water to the unloading wheel to wash away the crushed coal slime on the circumferential surface of the unloading wheel, so that the coal slime is cleaned.
The lower end of the guide rail 3 is provided with a fifth counter sensor 65.
The air bag 35 is connected to a high-pressure air source through a high-pressure air pipeline 5, the high-pressure air source in this embodiment is a high-pressure air bottle, and the high-pressure air filled in the high-pressure air bottle is air. The high-pressure gas pipeline 5 is provided with a fifth electromagnetic valve 75, a safety valve 92, a pressure gauge 93 and a pressure sensor 94 in sequence from one end connected with a high-pressure gas source. In the initial state, the operator checks the pressure gauge 93, and the high-pressure gas source charges the high-pressure gas of the set pressure into the airbag 35.
The first count sensor 61, the second count sensor 62, the third count sensor 63, the fourth count sensor 64, and the fifth count sensor 65 are all infrared photoelectric sensors, and the control unit is provided as a computer.
The control unit is connected with a first counting sensor 61, a second counting sensor 62, a third counting sensor 63, a fourth counting sensor 64, a fifth counting sensor 65, a first solenoid valve 71, a second solenoid valve 72, a third solenoid valve 73, a fourth solenoid valve 74, a fifth solenoid valve 75 and a pressure sensor 94 through cable signals, respectively.
In an embodiment of the present invention, there is also provided a skip unloading bend automatic oiling method, applying the skip unloading bend automatic oiling device, including the following steps:
step 1, the unloading wheel enters the guide rail 3 from the lower end of the guide rail 3, the fifth counting sensor 65 transmits a first counting signal to the control unit, the control unit transmits a signal to open the fourth electromagnetic valve 74, and water from the water source is conveyed to the water nozzle 37 through the water conveying pipeline 4 and is sprayed out from the water nozzle 37.
Step 2, the control unit transmits a signal to enable the fifth electromagnetic valve 75 to be in an open state, and the high-pressure gas source continuously fills high-pressure gas into the air bag 35; the unloading wheel moves in the guide rail 3, the unloading wheel impacts the extrusion rollers 36 on two sides, the extrusion rollers 36 extrude the air bags 35 through the support columns 34 and the guide rail movable plates 33, the air bags 35 rebound after being extruded, the circumferential surface of the unloading wheel is attached to the circumferential surfaces of the extrusion rollers 36 on two sides, and the unloading wheel is in rolling friction fit with the extrusion rollers 36.
When the unloading wheel moves in the guide rail 3, and the posture of the unloading wheel deviates, the unloading wheel deviates from the middle line of the guide rail 3, and the unloading wheel impacts the extrusion roller 36 on one side, so that the extrusion roller 36 instantaneously extrudes the air bag 35 through the support pillar 34 and the guide rail movable plate 33, the deformation of the air bag 35 due to extrusion is increased, and the pressure in the air bag 35 and the high-pressure air pipeline 5 is instantaneously increased. The pressure sensor 94 transmits a pressure signal to the control unit in real time, when the control unit determines that the pressure value is greater than the set pressure threshold, the control unit transmits a signal to the skip lifting system to stop the skip lifting system, the control unit transmits a signal to close the fifth electromagnetic valve 75, and a part of the high-pressure gas in the high-pressure gas pipeline 5 is discharged from the safety valve 92.
In the processes of step 1 and step 2, the extrusion roller 36 extrudes and collides with the circumferential surface of the unloading wheel to crush the coal slime on the circumferential surface of the unloading wheel. The water nozzle 37 sprays water to the unloading wheel to wash away the crushed coal slime on the circumferential surface of the unloading wheel, so that the coal slime is cleaned. It should be noted that, after the coal slime on the circumferential surface of the unloading wheel is removed, oil is sprayed to the unloading wheel in subsequent steps, so that oil can be added to and lubricated by the unloading wheel, otherwise, in the long-term use process, the unloading wheel is wrapped by the coal slime, oil cannot contact with the unloading wheel, and oil can not be added to and lubricated by the unloading wheel. Furthermore, if the oil is directly sprayed onto the coal slurry, the coal slurry on the circumferential surface of the late stage unloading wheel is more difficult to remove.
And 6, the unloading wheel is moved out of the upper straight-line track 15 of the curved track 1, and the unloading wheel on the skip moves along the curved track 1, so that the unloading wheel drives the unloading gate to be opened or closed, and the unloading of the coal in the skip is completed. A fifth count signal is transmitted by the fourth count sensor 64 to the control unit, which transmits a signal to close the third solenoid valve 73.
And 7, the unloading wheel enters the upper straight-line track 15 of the curved track 1 from the upper end of the upper straight-line track 15, a sixth counting signal is transmitted to the control unit by the fourth counting sensor 64, the control unit transmits a signal to enable the third electromagnetic valve 73 to be opened, and oil in the oil source is conveyed to the oil nozzle 16 on the upper straight-line track 15 through the third oil filling pipeline 23 and is sprayed out of the oil nozzle 16.
Step 8, the unloading wheel enters an upper arc section rail 14 of the curved rail 1 and continues to enter a diagonal section rail 13 of the curved rail 1, a seventh counting signal is transmitted to the control unit by the third counting sensor 63, the control unit transmits a signal to enable the second electromagnetic valve 72 to be opened, and oil in the oil source is transmitted to an oil nozzle 16 on the diagonal section rail 13 through the second oil filling pipeline 22 and is sprayed out from the oil nozzle 16; at the same time, the control unit transmits a signal to close the third solenoid valve 73.
Step 9, the unloading wheel enters the lower arc section rail 12 of the curved rail 1 and continues to enter the lower straight section rail 11 of the curved rail 1, the eighth counting signal is transmitted to the control unit by the second counting sensor 62, the control unit transmits a signal to enable the first electromagnetic valve 71 to be opened, and oil in the oil source is conveyed to the oil nozzle 16 on the lower straight section rail 11 through the first oil filling pipeline 21 and is sprayed out from the oil nozzle 16; at the same time, the control unit sends a signal to close the second solenoid valve 72.
And 10, moving the unloading wheel out of the lower straight track 11 of the curved track 1, transmitting a ninth counting signal to the control unit by the first counting sensor 61, transmitting a signal to close the first electromagnetic valve 71 by the control unit, and continuously passing the unloading wheel through the guide rail 3.
Up to this point, the present embodiment has been described in detail with reference to the accompanying drawings. From the above description, those skilled in the art should clearly recognize that the skip unloading bend automatic oiling device of the present invention. In the operation process of the skip bucket lifting system, the coal slime adhered to the unloading wheel is removed before oiling, the coal slime is completely removed, the water consumption is low, the unloading wheel and the curved rail 1 are subjected to segmented automatic oiling and lubricating operation after the coal slime is removed, the oil consumption of the oiling and lubricating operation is low, the lifting system can be controlled to stop in time if the attitude of the unloading wheel deviates after the unloading wheel operates for a long time, and lifting accidents caused by the fact that the unloading wheel with the deviated attitude impacts the curved rail 1 are avoided.
The above-mentioned embodiments are intended to illustrate the objects, technical solutions and advantages of the present invention in further detail, and it should be understood that the above-mentioned embodiments are only exemplary embodiments of the present invention, and are not intended to limit the present invention, and any modifications, equivalents, improvements and the like made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. A skip unloading bend automatic oiling method is characterized in that: the skip unloading bend automatic oiling device comprises a bend, a guide rail, a slide rail, a telescopic cylinder, a first oil filling pipeline, a second oil filling pipeline, a third oil filling pipeline, an oil source, a water conveying pipeline, a water source, a high-pressure gas pipeline, a high-pressure gas source and a control unit;
the fuel injection device comprises a curved rail, a fuel injection nozzle and a fuel injection nozzle, wherein the curved rail comprises a lower straight line section rail, a lower arc section rail, an oblique line section rail, an upper arc section rail and an upper straight line section rail which are sequentially spliced from bottom to top, the lower straight line section rail, the lower arc section rail, the oblique line section rail, the upper arc section rail and the upper straight line section rail respectively comprise a bottom plate and side plates positioned on two sides of the bottom plate, a plurality of fuel injection nozzles are arranged on the side plates of the lower straight line section rail, the oblique line section rail and the upper straight line section rail at intervals, and the fuel injection nozzles face to the middle line position of the curved rail;
the oil injection nozzles on the side plate of the lower straight-line section rail are all connected with a first oil filling pipeline, a first electromagnetic valve is arranged on the first oil filling pipeline, the oil injection nozzles on the side plate of the oblique-line section rail are all connected with a second oil filling pipeline, a second electromagnetic valve is arranged on the second oil filling pipeline, the oil injection nozzles on the upper straight-line section rail are all connected with a third oil filling pipeline, and a third electromagnetic valve is arranged on the third oil filling pipeline;
the first oil filling pipeline, the second oil filling pipeline and the third oil filling pipeline are all connected with an oil source;
the lower end of the lower straight-line section rail is provided with a first counting sensor, the lower arc-line section rail is provided with a second counting sensor, the upper arc-line section rail is provided with a third counting sensor, and the upper end of the upper straight-line section rail is provided with a fourth counting sensor;
the guide rail is positioned at the lower end of the curved rail, one side of the guide rail is provided with a slide rail and a telescopic cylinder, the slide rail is connected with a slide block in a sliding way, the guide rail is arranged on the slide block, and the telescopic end of the telescopic cylinder is connected with the guide rail; the telescopic cylinder can drive the guide rail to move, so that the middle line of the guide rail is aligned with the middle line of the curved rail, or the guide rail is far away from the curved rail;
the guide rail comprises a guide rail bottom plate, guide rail fixing plates, guide rail movable plates and air bags, wherein the guide rail fixing plates are arranged on two sides of the guide rail bottom plate, the guide rail movable plates are arranged on the guide rail bottom plate and on the inner sides of the guide rail fixing plates, the guide rail movable plates are connected with the guide rail bottom plate in a sliding mode, and the air bags which are arranged in a strip shape are connected between one guide rail fixing plate and the plurality of guide rail movable plates;
a plurality of water nozzles are arranged on the guide rail fixing plate at intervals, the water nozzles are connected with a water source through a water conveying pipeline, a fourth electromagnetic valve is arranged on the water conveying pipeline, a support column is arranged on each guide rail movable plate, the tail end of each support column is rotatably connected with an extrusion roller, and the water nozzles and the support columns are alternately arranged along the extending direction of the guide rails;
the lower end of the guide rail is provided with a fifth counting sensor;
the air bag is connected with a high-pressure air source through a high-pressure air pipeline; the high-pressure gas pipeline is sequentially provided with a fifth electromagnetic valve, a safety valve, a pressure gauge and a pressure sensor from one end connected with a high-pressure gas source;
the control unit is respectively in signal connection with a first counting sensor, a second counting sensor, a third counting sensor, a fourth counting sensor, a fifth counting sensor, a first electromagnetic valve, a second electromagnetic valve, a third electromagnetic valve, a fourth electromagnetic valve, a fifth electromagnetic valve and a pressure sensor;
the method comprises the following steps:
step 1, an unloading wheel enters a guide rail from the lower end of the guide rail, a fifth counting sensor transmits a first counting signal to a control unit, the control unit transmits a signal to enable a fourth electromagnetic valve to be opened, and water from a water source is conveyed to a water nozzle through a water conveying pipeline and is sprayed out of the water nozzle;
step 2, the control unit transmits a signal to enable the fifth electromagnetic valve to be in an opening state, and the high-pressure gas source continuously fills high-pressure gas into the air bag; the unloading wheel moves in the guide rail, the unloading wheel impacts the extrusion rollers on two sides, the extrusion rollers extrude the air bag through the support columns and the guide rail movable plate, the air bag rebounds after being extruded, the circumferential surface of the unloading wheel is attached to the circumferential surfaces of the extrusion rollers on two sides, and the unloading wheel is in rolling friction fit with the extrusion rollers; when the unloading wheel moves in the guide rail, the pressure sensor transmits a pressure signal to the control unit in real time, when the control unit judges that the pressure value is greater than a set pressure threshold value, the control unit transmits a signal to the skip lifting system to stop the skip lifting system, the control unit transmits a signal to close the fifth electromagnetic valve, and high-pressure gas in the high-pressure gas pipeline is partially discharged from the safety valve;
step 3, the unloading wheel enters the lower straight-line section rail of the curved rail from the lower end of the lower straight-line section rail, a first counting sensor transmits a second counting signal to a control unit, the control unit transmits a signal to enable a first electromagnetic valve to be opened, and oil in an oil source is conveyed to an oil nozzle on the lower straight-line section rail through a first oil filling pipeline and is sprayed out of the oil nozzle; meanwhile, the control unit transmits a signal to close the fourth electromagnetic valve;
step 4, the unloading wheel enters a lower arc section rail of the bend and continues to enter a diagonal section rail of the bend, a second counting sensor transmits a third counting signal to a control unit, the control unit transmits a signal to enable a second electromagnetic valve to be opened, and oil in an oil source is conveyed to an oil nozzle on the diagonal section rail through a second oil filling pipeline and is sprayed out of the oil nozzle; meanwhile, the control unit transmits a signal to close the first electromagnetic valve;
step 5, the unloading wheel enters an upper arc section rail of the curved rail and continues to enter an upper straight section rail of the curved rail, a third counting sensor transmits a fourth counting signal to a control unit, the control unit transmits a signal to enable a third electromagnetic valve to be opened, and oil in an oil source is conveyed to an oil nozzle on the upper straight section rail through a third oil filling pipeline and is sprayed out of the oil nozzle; meanwhile, the control unit transmits a signal to close the second electromagnetic valve;
step 6, the unloading wheel is moved out of the upper straight section rail of the curved rail, a fourth counting sensor transmits a fifth counting signal to the control unit, and the control unit transmits a signal to close the third electromagnetic valve;
step 7, the unloading wheel enters the upper straight-line section rail of the curved rail from the upper end of the upper straight-line section rail, a sixth counting signal is transmitted to the control unit by the fourth counting sensor, the control unit transmits a signal to enable the third electromagnetic valve to be opened, and oil in the oil source is conveyed to an oil nozzle on the upper straight-line section rail through a third oil filling pipeline and is sprayed out of the oil nozzle;
step 8, the unloading wheel enters an upper arc section rail of the bend and continues to enter a diagonal section rail of the bend, a seventh counting signal is transmitted to the control unit by the third counting sensor, the control unit transmits a signal to enable the second electromagnetic valve to be opened, and oil in the oil source is conveyed to an oil nozzle on the diagonal section rail through the second oil filling pipeline and is sprayed out of the oil nozzle; meanwhile, the control unit transmits a signal to close the third electromagnetic valve;
9, the unloading wheel enters a lower arc section rail of the curved rail and continues to enter a lower straight section rail of the curved rail, an eighth counting signal is transmitted to the control unit by the second counting sensor, the control unit transmits a signal to enable the first electromagnetic valve to be opened, and oil in the oil source is conveyed to an oil nozzle on the lower straight section rail through the first oil filling pipeline and is sprayed out of the oil nozzle; meanwhile, the control unit transmits a signal to close the second electromagnetic valve;
and step 10, moving the unloading wheel out of the lower straight section of the curved rail, transmitting a ninth counting signal to the control unit by the first counting sensor, transmitting a signal to close the first electromagnetic valve by the control unit, and continuously enabling the unloading wheel to pass through the guide rail.
2. The automatic oiling method of skip unloading bend according to claim 1, characterized in that: the lower end of the guide rail movable plate is connected with the guide rail bottom plate in a sliding mode, the upper end of the guide rail movable plate bends towards one side of the guide rail fixed plate, and the guide rail movable plate, the guide rail fixed plate and the guide rail bottom plate wrap the air bag together.
3. The automatic oiling method of skip unloading bend according to claim 2, characterized in that: the bottom outside of guide rail bottom plate is provided with the slide, and sliding connection has the slide on the slide, and the slide is connected through the transition piece to the guide rail fly leaf.
4. The automatic oiling method of skip unloading bend according to claim 1, characterized in that: the upper end of the guide rail fixing plate is bent towards one side of the guide rail movable plate to form an upper covering plate, and the water spray nozzle is positioned below the upper covering plate.
5. The automatic oiling method of skip unloading bend according to claim 1, characterized in that: one side of the guide rail is provided with an assembly seat, the assembly seat is arranged on the sliding block, and the telescopic end of the telescopic cylinder is connected with the assembly seat.
6. The automatic oiling method of skip unloading bend according to claim 1, characterized in that: the right side of the guide rail is provided with a slide rail and a telescopic cylinder, the left side of the guide rail is provided with a stop block, the telescopic end of the telescopic cylinder extends out to drive the guide rail to move leftwards, when the guide rail is attached to the stop block, the middle line of the guide rail is aligned with the middle line of the curved rail, and the telescopic end of the telescopic cylinder retracts to drive the guide rail to move rightwards, so that the guide rail is far away from the curved rail.
7. The automatic oiling method of skip unloading bend according to claim 1, characterized in that: the outer ring of the extrusion roller is made of elastic material.
8. The automatic oiling method of skip unloading bend according to claim 1, characterized in that: the high-pressure gas source is a high-pressure gas cylinder.
9. The automatic oiling method of skip unloading bend according to claim 1, characterized in that: the first counting sensor, the second counting sensor, the third counting sensor, the fourth counting sensor and the fifth counting sensor are all infrared photoelectric sensors.
10. The automatic oiling method of skip unloading bend according to claim 1, characterized in that: the control unit is provided as a computer.
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| CN112938696B (en) * | 2021-02-26 | 2022-02-08 | 南通普思曼机械有限公司 | High-stability spliced guide rail for elevator car |
| CN117226783B (en) * | 2023-11-10 | 2024-02-06 | 哈尔滨安宇迪航空工业股份有限公司 | Adjustable compression device and method for machining aviation parts |
Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH078867A (en) * | 1992-11-27 | 1995-01-13 | Satzinger Gmbh & Co | Device for coating and cleaning particularly chain and track |
| CN1415041A (en) * | 1999-11-01 | 2003-04-30 | 莱塞索尔有限公司 | Rail cleaning method and apparatus |
| CN101475120A (en) * | 2009-01-07 | 2009-07-08 | 山东大学 | Coal mine automatic weighting and hoisting system |
| CN201801269U (en) * | 2010-03-03 | 2011-04-20 | 秦寿生 | Composite cage guide |
| CN102287607A (en) * | 2011-07-31 | 2011-12-21 | 徐工集团工程机械股份有限公司江苏徐州工程机械研究院 | Lubricating oil filling device for mining self-unloading vehicle wheel reducer |
| CN104944251A (en) * | 2015-05-25 | 2015-09-30 | 上海浦东开灵电梯厂有限公司 | Circular guide rail for elevator counterweight device |
| CN106956997A (en) * | 2017-05-19 | 2017-07-18 | 龙口市宏烨玻璃钢有限公司 | A kind of coal mine well tower |
| CN107811794A (en) * | 2015-12-02 | 2018-03-20 | 何敏 | A kind of gynemetrics's double end care device |
| CN207451377U (en) * | 2017-11-15 | 2018-06-05 | 西子西奥电梯有限公司 | A kind of elevator dragging wire rope automatically cleaning lubricating maintenance device |
| CN111252091A (en) * | 2020-03-05 | 2020-06-09 | 北京速力科技有限公司 | Bottom dump type mine car unloading station |
| CN111532939A (en) * | 2020-04-30 | 2020-08-14 | 山西新富升机器制造有限公司 | Intelligent anti-skidding system for steel wire rope of friction hoist and control method |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP3689805B1 (en) * | 2019-01-29 | 2022-01-05 | Prysmian S.p.A. | Elevator system |
-
2020
- 2020-09-18 CN CN202010989339.4A patent/CN112225037B/en active Active
Patent Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH078867A (en) * | 1992-11-27 | 1995-01-13 | Satzinger Gmbh & Co | Device for coating and cleaning particularly chain and track |
| CN1415041A (en) * | 1999-11-01 | 2003-04-30 | 莱塞索尔有限公司 | Rail cleaning method and apparatus |
| CN101475120A (en) * | 2009-01-07 | 2009-07-08 | 山东大学 | Coal mine automatic weighting and hoisting system |
| CN201801269U (en) * | 2010-03-03 | 2011-04-20 | 秦寿生 | Composite cage guide |
| CN102287607A (en) * | 2011-07-31 | 2011-12-21 | 徐工集团工程机械股份有限公司江苏徐州工程机械研究院 | Lubricating oil filling device for mining self-unloading vehicle wheel reducer |
| CN104944251A (en) * | 2015-05-25 | 2015-09-30 | 上海浦东开灵电梯厂有限公司 | Circular guide rail for elevator counterweight device |
| CN107811794A (en) * | 2015-12-02 | 2018-03-20 | 何敏 | A kind of gynemetrics's double end care device |
| CN106956997A (en) * | 2017-05-19 | 2017-07-18 | 龙口市宏烨玻璃钢有限公司 | A kind of coal mine well tower |
| CN207451377U (en) * | 2017-11-15 | 2018-06-05 | 西子西奥电梯有限公司 | A kind of elevator dragging wire rope automatically cleaning lubricating maintenance device |
| CN111252091A (en) * | 2020-03-05 | 2020-06-09 | 北京速力科技有限公司 | Bottom dump type mine car unloading station |
| CN111532939A (en) * | 2020-04-30 | 2020-08-14 | 山西新富升机器制造有限公司 | Intelligent anti-skidding system for steel wire rope of friction hoist and control method |
Non-Patent Citations (1)
| Title |
|---|
| 海孜矿西部井运输提升系统能力提升改造;戴家华;《科技创业家》;20130216(第04期);第119-120页 * |
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