CN112623986B - Rope winding type mine lifting device capable of rapidly switching anti-falling modes - Google Patents
Rope winding type mine lifting device capable of rapidly switching anti-falling modes Download PDFInfo
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- CN112623986B CN112623986B CN202011551537.9A CN202011551537A CN112623986B CN 112623986 B CN112623986 B CN 112623986B CN 202011551537 A CN202011551537 A CN 202011551537A CN 112623986 B CN112623986 B CN 112623986B
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- winding drum
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- 238000004804 winding Methods 0.000 title claims abstract description 73
- 230000005540 biological transmission Effects 0.000 claims abstract description 9
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims abstract description 9
- 238000003825 pressing Methods 0.000 claims description 7
- 238000000034 method Methods 0.000 abstract description 9
- 230000000149 penetrating effect Effects 0.000 abstract description 4
- 230000000694 effects Effects 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 208000027418 Wounds and injury Diseases 0.000 description 2
- 230000006378 damage Effects 0.000 description 2
- 238000001514 detection method Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000005489 elastic deformation Effects 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 238000005065 mining Methods 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 238000010008 shearing Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66D—CAPSTANS; WINCHES; TACKLES, e.g. PULLEY BLOCKS; HOISTS
- B66D1/00—Rope, cable, or chain winding mechanisms; Capstans
- B66D1/02—Driving gear
- B66D1/12—Driving gear incorporating electric motors
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66D—CAPSTANS; WINCHES; TACKLES, e.g. PULLEY BLOCKS; HOISTS
- B66D1/00—Rope, cable, or chain winding mechanisms; Capstans
- B66D1/02—Driving gear
- B66D1/14—Power transmissions between power sources and drums or barrels
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66D—CAPSTANS; WINCHES; TACKLES, e.g. PULLEY BLOCKS; HOISTS
- B66D1/00—Rope, cable, or chain winding mechanisms; Capstans
- B66D1/28—Other constructional details
- B66D1/40—Control devices
- B66D1/48—Control devices automatic
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66D—CAPSTANS; WINCHES; TACKLES, e.g. PULLEY BLOCKS; HOISTS
- B66D1/00—Rope, cable, or chain winding mechanisms; Capstans
- B66D1/54—Safety gear
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Carriers, Traveling Bodies, And Overhead Traveling Cranes (AREA)
Abstract
The invention relates to the technical field of mine lifting equipment, and discloses a rope winding type mine lifting device capable of rapidly switching anti-falling modes, which comprises a bottom plate, a main motor, a winding drum and a pedestal, wherein the winding drum is sleeved in the middle of the main rotating shaft, a driving wheel is arranged on an output shaft of the main motor on the bottom plate, the driving wheel and a driven wheel are driven by a transmission belt, a limiting frame is arranged on one side of the winding drum, a moving table is arranged on the other side of the winding drum, a second positioning rod is arranged on a chuck in the limiting frame, a first positioning rod is arranged on a connecting disc in the moving table, and an arc plate on the first positioning rod extends into an arc groove on the second positioning rod; according to the invention, the arc plate penetrating through the driven wheel and the first positioning rod of the winding drum is matched with the arc groove of the second positioning rod on the lateral chuck of the winding drum, the main motor drives the winding drum to rotate and wind the lifting rope, and simultaneously, the chuck synchronously rotates in the same direction along with the winding drum, one end of the limiting strip is clamped between the clamping protrusions on the side wall of the chuck, so that the direction rotation of the chuck is effectively avoided, and the reverse falling accident in the lifting process is avoided.
Description
Technical Field
The invention relates to the technical field of mine lifting equipment, in particular to a rope winding type mine lifting device capable of rapidly switching anti-falling modes.
Background
The mine lifting device refers to a main transportation device for connecting upper and lower positions in a well in mining engineering, and is used for lifting coal, ore, gangue, lifting personnel, materials, tools, equipment and the like in a vertical shaft and an inclined shaft by driving a lifting container to move along the shaft or the inclined ramp by means of a steel wire rope.
In a mine single rope lifting system, personnel injury caused by falling accidents of passengers is severe, social influence is bad, and the mine single rope lifting system is a serious casualty accident. Even if the tank dropping accident is carried out without taking the person or taking the person, the tank dropping accident is serious, the recovery period of the production stoppage is long, the economic loss is large, and the serious safety accident is caused. Therefore, in a mine single rope lifting system, the prevention of tank dropping accidents is an outstanding focus of safety production supervision.
The invention discloses a single rope winding type mine hoist, wherein motor brakes and speed measuring transmission mechanisms are respectively arranged at two sides of an elastic rod pin coupler, brake discs are respectively connected at two ends of a winding drum, each brake disc is respectively connected with a disc brake, so that the safety operation performance is improved, a braking effect is realized through friction between a brake disc and a brake shoe of the brake disc, the detection system is also required to detect and compare information such as a gap between the brake disc and the brake shoe, a spring fatigue, a deflection of the brake disc, a brake disc temperature and a brake pressure, and the like, the whole system is complex, if one data detection error exists, the result of the whole system is greatly deviated, great threats are caused to personal safety and material safety, particularly in lifting operation under high load, the system through friction braking is extremely easy to generate braking fatigue, and high-position reverse falling occurs.
Disclosure of Invention
The invention aims to solve the problems that the braking effect of a winding type elevator is poor and reverse falling easily occurs under high load in the prior art, and provides a rope winding type mine lifting device capable of rapidly switching anti-falling modes.
The technical scheme adopted by the invention is as follows:
the utility model provides a wire rope formula mine hoisting device of quick switch anti-drop mode, includes bottom plate, main motor, reel and pedestal, bottom plate top surface both sides respectively are equipped with a pedestal, be equipped with main pivot between the pedestal, main pivot middle part cover is equipped with the reel, be equipped with two fixed buckles that are used for fixed wire rope on the reel lateral wall, be equipped with the main motor on the bottom plate, be equipped with the action wheel on the output shaft of main motor, key connection has from the driving wheel in the main pivot, pass through the drive belt transmission between action wheel and the driving wheel.
The automatic feeding device is characterized in that a sliding plate is arranged on a bottom plate on one side, far away from the winding drum, of the driven wheel, a moving table is movably arranged on the sliding plate, a connecting disc is arranged in the middle of the moving table, an axial bearing is arranged between the connecting disc and the moving table, a first positioning rod is arranged on the connecting disc, one end of the first positioning rod penetrates through the driven wheel and the winding drum simultaneously, an arc plate is arranged on the end, far away from the connecting disc, of the first positioning rod, a second motor is arranged on the bottom plate, a screw rod is arranged on an output shaft of the second motor, a sliding block is arranged on the lower portion of the moving table, a sliding cavity is arranged in the sliding plate, the sliding block is arranged in the sliding cavity, and the end, far away from the second motor, of the screw rod extends to the sliding cavity and is in threaded connection with the sliding cavity.
The main rotating shaft of one side of the winding drum far away from the driven wheel is provided with a chuck which is cylindrical, the outside of the chuck is provided with a limiting frame which is fixedly arranged on the bottom plate, the inside of the limiting frame is provided with a groove, the opening of the groove faces the chuck, the arc-shaped side wall of the chuck is provided with a plurality of clamping bulges, the distance between one side of the clamping bulges and the chuck is larger than the distance between the other side of the clamping bulges and the chuck, be equipped with two pivots in the recess, the cover is equipped with the restriction strip in the pivot, the pivot runs through the one end of restriction strip, the tip that the pivot was kept away from to the restriction strip extends to between two screens archs, be equipped with the second locating lever on the chuck is close to one side of reel, the tip that the chuck was kept away from to the second locating lever is equipped with the arc groove, the arc plate extends to in the arc groove.
As a further scheme of the invention: the arc groove opening faces the side wall and the end face of the second positioning rod.
As a further scheme of the invention: the arc plate width is smaller than the diameter of the first positioning rod.
As a further scheme of the invention: the outer diameter of the first positioning rod is the same as that of the second positioning rod, and the central axis of the first positioning rod is collinear with that of the second positioning rod.
As a further scheme of the invention: the number of the first positioning rods is three, and the number of the second positioning rods is three.
As a further scheme of the invention: the three arc plates have central axes on a circle centered on the central axis of the drum.
As a further scheme of the invention: two guide posts are arranged in the groove, a clamping spring is sleeved on each guide post, the guide posts face the limiting strip, and the length of each clamping spring is larger than that of each guide post
As a further scheme of the invention: the first positioning rod is sleeved with two pressing rings, and the two pressing rings are clamped on the side wall of the connecting disc.
As a further scheme of the invention: the bottom plate is provided with a transmission cover, and the transmission cover covers the driving wheel and the driven wheel simultaneously.
As a further scheme of the invention: the length of the limiting strip is greater than the distance between the rotating shaft and the chuck.
The beneficial effects of the invention are as follows:
this wire-wound mine hoisting device of quick switch anti-drop mode cooperatees with the arc groove of second locating lever on the reel side chuck through passing the arc board on the first locating lever of follow driving wheel and reel, when the main motor drove the rotatory winding lifting rope of reel, the chuck follows the synchronous syntropy rotation of reel, restriction strip one end block is between the screens arch of chuck lateral wall, effectively avoid chuck direction gyration, avoid the reverse fall accident in the promotion process, through restriction strip and the direct effectual chuck of blocking of pivot, compare by frictional force braking mode effect better, second motor and lead screw drive on the bottom plate move on the slide simultaneously, first locating lever on the moving table is retracted and is separated with the second locating lever, the reel is with the asynchronous rotation of chuck, the reel is followed from the rotation direction of driving wheel and is carried out wire winding rope releasing operation, it is convenient to switch, avoid the lifting machine when people and thing participate in the lifting operation, safety when lifting is guaranteed to the maximum degree.
Drawings
Fig. 1 is a schematic structural view of the present invention.
Fig. 2 is a top view of the present invention.
FIG. 3 is a cross-sectional view taken at A-A of FIG. 2 in accordance with the present invention.
FIG. 4 is a cross-sectional view taken at B-B of FIG. 2 in accordance with the present invention.
Fig. 5 is a partially schematic illustration of the present invention at C in fig. 3.
Fig. 6 is a partially schematic illustration of the present invention at D in fig. 3.
FIG. 7 is a schematic view showing the structural relationship of parts at the second positioning rod according to the present invention.
Fig. 8 is a partial schematic view of a second detent lever of the present invention.
FIG. 9 is a cross-sectional view taken at E-E of FIG. 8 in accordance with the present invention.
Fig. 10 is an enlarged partial schematic view of a first positioning rod of the present invention.
In the figure: 1-a main motor; 2-a transmission cover; 3-winding drum; 4-a limiting frame; 41-grooves; 5-a bottom plate; 6-sliding plate; 7-a main rotating shaft; 8-moving the table; 81-sliding blocks; 82-connecting a disc; 83-axial bearings; 9-a pedestal; 10-a second motor; 11-screw rod; 12-a driving wheel; 13-driven wheel; 14-a transmission belt; 15-a first positioning rod; 151-pressing ring; 152-arc plates; 16-a second positioning rod; 161-arc groove; 17-chuck; 19-a restriction bar; 20-rotating shaft; 21-a clamping protrusion; 22-guide posts; 23-clamping spring.
Detailed Description
The invention is further described with reference to the drawings and specific examples. It should be noted that the description of these examples is for aiding in understanding the present invention, but is not intended to limit the present invention. Specific structural and functional details disclosed herein are merely representative of example embodiments of the invention. This invention may, however, be embodied in many alternate forms and should not be construed as limited to the embodiments set forth herein.
It should be appreciated that the terms first, second, etc. are used merely to distinguish between descriptions and should not be construed as indicating or implying relative importance. Although the terms first, second, etc. may be used herein to describe various elements, these elements should not be limited by these terms. These terms are only used to distinguish one element from another element. For example, a first element could be termed a second element, and, similarly, a second element could be termed a first element, without departing from the scope of example embodiments of the present invention.
It should be understood that the term "and/or" is merely an association relationship describing the associated object, and means that three relationships may exist, for example, a and/or B may mean: the terms "/and" herein describe another associative object relationship, indicating that there may be two relationships, e.g., a/and B, may indicate that: the character "/" herein generally indicates that the associated object is an "or" relationship.
It should be understood that in the description of the present invention, the terms "upper", "vertical", "inner", "outer", etc. indicate an orientation or a positional relationship in which the disclosed product is conventionally put in use, or an orientation or a positional relationship that is conventionally understood by those skilled in the art, are merely for convenience of describing the present invention and simplifying the description, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present invention.
In the description of the present invention, it should also be noted that, unless explicitly specified and limited otherwise, the terms "disposed," "mounted," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present invention will be understood in specific cases by those of ordinary skill in the art.
The terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments of the invention. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, unless the context clearly indicates to the contrary. It will be further understood that the terms "comprises," "comprising," "includes," "including" and/or "including," when used herein, specify the presence of stated features, integers, steps, operations, elements, and/or components, and do not preclude the presence or addition of one or more other features, numbers, steps, operations, elements, components, and/or groups thereof.
In the following description, specific details are provided to provide a thorough understanding of example embodiments. However, it will be understood by those of ordinary skill in the art that the example embodiments may be practiced without these specific details. In other embodiments, well-known processes, structures, and techniques may not be shown in unnecessary detail in order to avoid obscuring the example embodiments.
As shown in fig. 1-10, a rope winding type mine lifting device capable of rapidly switching anti-falling modes comprises a bottom plate 5, a main motor 1, a winding drum 3 and a pedestal 9, wherein two pedestals 9 are respectively arranged on two sides of the top surface of the bottom plate 5, a main rotating shaft 7 is arranged between the pedestals 9, the winding drum 3 is sleeved in the middle of the main rotating shaft 7, two fixing buckles for fixing winding ropes are arranged on the side wall of the winding drum 3, the main motor 1 is arranged on the bottom plate 5, a driving wheel 12 is arranged on an output shaft of the main motor 1, a driven wheel 13 is connected to the main rotating shaft 7 in a key manner, the driving wheel 12 and the driven wheel 13 are driven through a driving belt 14, the bottom plate 5 is arranged above a lifting channel and is used for lifting materials through winding the winding lifting ropes of the winding drum 3, the main motor 1 is electrified to drive the driving wheel 12 to rotate, the driving wheel 12 and the driven wheel 13 is driven through a plurality of driving belts 14, the driven wheel 13 is driven to rotate along with the driving wheel 12 to rotate, and the main rotating shaft 7 drives the winding drum 3 to rotate.
The automatic feeding device is characterized in that a sliding plate 6 is arranged on a bottom plate 5 on one side, far away from the winding drum 3, of the driven wheel 13, a moving table 8 is movably arranged on the sliding plate 6, the moving table 8 translates leftwards and rightwards relative to the sliding plate 6, a connecting disc 82 is arranged in the middle of the moving table 8, three first positioning rods 15 are arranged on the connecting disc 82, one ends of the first positioning rods 15 penetrate through the driven wheel 13 and the winding drum 3 at the same time, an axial bearing 83 is arranged between the connecting disc 82 and the moving table 8, two pressing rings 151 are sleeved on the first positioning rods 15, the two pressing rings 151 are clamped on the side wall of the connecting disc 82, the relative position relation between the first positioning rods 15 and the connecting disc 82 is kept, the first positioning rods 15 move in a following mode when the connecting disc 82 moves, and the axial bearing 83 is arranged between the connecting disc 82 and the moving table 8, and the translation process of the moving table 8 and the rotation process of the connecting disc 82 are kept not interfered.
Be equipped with second motor 10 on the bottom plate 5, be equipped with lead screw 11 on the output shaft of second motor 10, move 8 lower parts of platform and be equipped with slider 81, be equipped with the smooth chamber in the slide 6, slider 81 locates slide in the smooth chamber, the tip that second motor 10 was kept away from to lead screw 11 extends to slide intracavity and with slider 81 threaded connection, through the translation of second motor 10 control move 8, make the promotion and the linear stability that retract of first locating lever 15, be equipped with driving cover 2 on the bottom plate 5, driving cover 2 covers action wheel 12 and follow driving wheel 13 simultaneously, avoids debris to be involved and causes the damage to whole lifting machine.
The reel 3 is far away from the main pivot 7 of driven wheel 13 one side and is equipped with chuck 17, chuck 17 is cylindric, chuck 17 is equipped with the limit frame 4 outward, limit frame 4 is fixed to be established on bottom plate 5, the inside recess 41 that is equipped with of limit frame 4, recess 41 opening is towards chuck 17, limit frame 4 covers in chuck 17 upper portion with the arch form, be equipped with a plurality of screens protruding 21 on the arc lateral wall of chuck 17, the distance between screens protruding 21 one side and chuck 17 is greater than the distance between opposite side and the chuck 17, and every screens protruding 21 top surface is the slope top surface promptly, and every screens protruding 21 has arranged one round around chuck 17 with the same direction.
Two rotating shafts 20 are arranged in the grooves 41, limiting strips 19 are sleeved on the rotating shafts 20, the lengths of the limiting strips 19 are larger than the distance between the rotating shafts 20 and the chucks 17, the rotating shafts 20 penetrate through one ends of the limiting strips 19, each limiting strip 19 naturally sags due to self gravity of the end part far away from the rotating shaft 20, the end part of each limiting strip 19 far away from the rotating shaft 20 extends between the two clamping protrusions 21, when the chucks 17 rotate in the first rotating direction by taking the upper part of the clamping protrusions 21 to the lower part, the end parts of the limiting strips 19 sweep on the inclined surfaces of the top of each clamping protrusion 21 in sequence, when the chucks 17 rotate in the opposite direction of the first rotating direction, the end parts of the limiting strips 19 far away from the rotating shafts 20 are propped between the two adjacent clamping protrusions 21 and are propped by the upper part of one clamping protrusion 21, relative translation between the limiting strips 19 and the rotating shafts 20 cannot occur, and the rotating shafts 20 are fixedly arranged in the grooves 41, so that the chucks 17 cannot rotate in the second direction.
Two guide posts 22 are arranged in the groove 41, a clamping spring 23 is sleeved on the guide posts 22, the guide posts 22 face the limiting strips 19, the length of the clamping spring 23 is larger than that of the guide posts 22, when the rotating speed of the chuck 17 is high, the end part of the limiting strips 19 far away from the rotating shaft 20 is easy to be impacted and bounced by the clamping protrusions 21, in order to improve the braking speed, the end part of the limiting strips 19 is propped up at all times by the clamping springs 23, the end part of the limiting strips 19 far away from the rotating shaft 20 is enabled to always sweep on the top inclined surface of each clamping protrusion 21 by utilizing the elastic deformation of the clamping springs 23, and the end part can be propped up between two adjacent clamping protrusions 21 at the first time.
The chuck 17 is provided with a second positioning rod 16 on one side close to the winding drum 3, the end part of the second positioning rod 16 far away from the chuck 17 is provided with an arc groove 161, the arc plates 152 extend into the arc groove 161, the outer diameter of the first positioning rod 15 is identical to that of the second positioning rod 16, the positions of the three first positioning rods 15 and the positions of the three second positioning rods 16 respectively correspond to each other, the arc groove 161 is opened towards the side wall and the end face of the second positioning rod 16, the width of the arc plates 152 is smaller than the diameter of the first positioning rod 15, the outer diameter of the first positioning rod 15 is identical to that of the second positioning rod 16, the central axis of the first positioning rod 15 is collinear with the central axis of the second positioning rod 16, the central axes of the three arc plates 152 are on a circle centering on the central axis of the winding drum 3, the first positioning rod 15 rotates along with the driven wheel 13 through the connecting disc 82, the plates 152 at the end parts of the first positioning rod 15 rotate simultaneously, the arc plates 152 rotate along the side surfaces of the grooves 161, the arc plates 152 rotate from the side surfaces of the grooves 161 to the inner side surfaces of the grooves to the arc plates 161 rotate along the same arc grooves 161, and the arc plates 161 rotate along the directions of the arc grooves 161 and the arc grooves are identical to the arc grooves 17, and the arc plates are matched with the arc grooves 17 and the arc grooves 17 rotate synchronously, and the arc plates are matched with the rotation grooves and the arc grooves and the rotation of the driven wheels 13 are made.
It is worth noting that, through a plurality of first locating rods 15 penetrating through the driven wheel 13 and the winding drum 3 at the same time, each first locating rod 15 rotates along with the winding drum 3, when the hoisting rope is loaded on the winding drum 3, the shearing force born by the connecting key between the winding drum 3 and the main rotating shaft 7 is extremely small, the hoisting capacity under heavy load is enhanced, and the overall stability is improved.
In the working process of the elevator, the moving table 8 is driven to move on the sliding plate 6 through the second motor 10, the arc plate 152 on the first positioning rod 15 penetrating through the driven wheel 13 and the winding drum 3 is matched with the arc groove 161 of the second positioning rod 16 on the side chuck 17 of the winding drum 3, the main motor 1 drives the winding drum 3 to rotate and wind the lifting rope, the chuck 17 synchronously rotates in the same direction along with the winding drum 3, one end of the limiting strip 19 is propped against between the clamping bulges 21 embedded on the side wall of the chuck 17 under the action of the clamping springs 23 on the guide post 22, the chuck 17, the winding drum 3 and the driven wheel 13 rotate in the first direction, the chuck 17 is effectively prevented from rotating in the direction opposite to the first direction, the reverse falling accident in the lifting process is avoided, the winding drum 3 and the chuck 17 are driven by the second motor 10 to reversely drive the lead screw 11 to drive the moving table 8 to move on the sliding plate 6, the first positioning rod 15 is recovered and separated from the second positioning rod 16, and at the moment, the winding drum 3 and the winding drum 3 can not synchronously rotate in the same direction, namely, the winding drum 3 can be prevented from being limited to rotate in two different directions, the rotating directions, the clamping rope can be prevented from being clamped, the winding rope can be conveniently and safely operated when people fall under the driving of the main motor 1, and the driving rope can be prevented from being switched, and the rope can be safely operated when people are safely and safely when the elevator is avoided.
According to the invention, the arc plate penetrating through the driven wheel and the first positioning rod of the winding drum is matched with the arc groove of the second positioning rod on the lateral chuck of the winding drum, the main motor drives the winding drum to rotate and wind the lifting rope, the chuck synchronously rotates in the same direction along with the winding drum, one end of the limiting strip is clamped between clamping protrusions on the side wall of the chuck, so that the rotation of the chuck direction is effectively avoided, the reverse falling accident in the lifting process is avoided, the limiting strip and the rotating shaft are used for directly and effectively clamping the chuck, the friction braking mode is better than the friction braking mode, meanwhile, the second motor and the screw rod on the bottom plate drive the moving table to move on the sliding plate, the first positioning rod on the moving table is retracted and separated from the second positioning rod, the winding drum and the chuck do not synchronously rotate, the winding drum follows the rotation direction of the driven wheel to perform rope winding and releasing operation, the switching is convenient, the falling of the lifting machine is avoided when people and objects participate in the lifting operation, and the safety in lifting is ensured.
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 characteristics 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.
Furthermore, it should be understood that although the present disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to the embodiments described in detail below, and that the embodiments described in the examples may be combined as appropriate to form other embodiments that will be apparent to those skilled in the art.
Claims (10)
1. The utility model provides a wire rope formula mine hoisting device of quick switch anti-drop mode which characterized in that: the winding machine comprises a bottom plate, a main motor, winding drums and pedestal, wherein two pedestal are respectively arranged on two sides of the top surface of the bottom plate, a main rotating shaft is arranged between the pedestal, the winding drums are sleeved in the middle of the main rotating shaft, two fixing buckles for fixing winding ropes are arranged on the side walls of the winding drums, the main motor is arranged on the bottom plate, a driving wheel is arranged on an output shaft of the main motor, a driven wheel is connected on the main rotating shaft in a key manner, and the driving wheel and the driven wheel are driven through a driving belt;
the automatic feeding device is characterized in that a sliding plate is arranged on a bottom plate on one side, far away from the winding drum, of the driven wheel, a moving table is movably arranged on the sliding plate, a connecting disc is arranged in the middle of the moving table, an axial bearing is arranged between the connecting disc and the moving table, a first positioning rod is arranged on the connecting disc, one end of the first positioning rod penetrates through the driven wheel and the winding drum simultaneously, an arc plate is arranged on the end, far away from the connecting disc, of the first positioning rod, a second motor is arranged on the bottom plate, a screw rod is arranged on an output shaft of the second motor, a sliding block is arranged at the lower part of the moving table, a sliding cavity is arranged in the sliding plate, the sliding block is arranged in the sliding cavity, and the end, far away from the second motor, of the screw rod extends into the sliding cavity and is in threaded connection with the sliding block;
the main rotating shaft of one side of the winding drum far away from the driven wheel is provided with a chuck which is cylindrical, the outside of the chuck is provided with a limiting frame which is fixedly arranged on the bottom plate, the inside of the limiting frame is provided with a groove, the opening of the groove faces the chuck, the arc-shaped side wall of the chuck is provided with a plurality of clamping bulges, the distance between one side of the clamping bulges and the chuck is larger than the distance between the other side of the clamping bulges and the chuck, be equipped with two pivots in the recess, the cover is equipped with the restriction strip in the pivot, the pivot runs through the one end of restriction strip, the tip that the pivot was kept away from to the restriction strip extends to between two screens archs, be equipped with the second locating lever on the chuck is close to one side of reel, the tip that the chuck was kept away from to the second locating lever is equipped with the arc groove, the arc plate extends to in the arc groove.
2. The rope-winding mine hoisting device capable of rapidly switching anti-falling modes according to claim 1, wherein: the arc groove opening faces the side wall and the end face of the second positioning rod.
3. The rope-winding mine hoisting device capable of rapidly switching anti-falling modes according to claim 2, wherein: the arc plate width is smaller than the diameter of the first positioning rod.
4. A rope-winding mine hoist apparatus for rapidly switching fall protection modes as in claim 3, wherein: the outer diameter of the first positioning rod is the same as that of the second positioning rod, and the central axis of the first positioning rod is collinear with that of the second positioning rod.
5. The rope-winding mine hoist of claim 4, characterized in that: the number of the first positioning rods is three, and the number of the second positioning rods is three.
6. The rope-winding mine hoisting device capable of rapidly switching anti-drop modes according to claim 5, wherein: the three arc plates have central axes on a circle centered on the central axis of the drum.
7. The rope-winding mine hoisting device capable of rapidly switching anti-falling modes according to claim 1, wherein: two guide posts are arranged in the groove, clamping springs are sleeved on the guide posts, the guide posts face the limiting strips, and the length of the clamping springs is larger than that of the guide posts.
8. The rope-winding mine hoist of claim 7, characterized in that: the first positioning rod is sleeved with two pressing rings, and the two pressing rings are clamped on the side wall of the connecting disc.
9. The rope-winding mine hoisting device capable of rapidly switching anti-falling modes according to claim 1, wherein: the bottom plate is provided with a transmission cover, and the transmission cover covers the driving wheel and the driven wheel simultaneously.
10. The rope-winding mine hoisting device capable of rapidly switching anti-falling modes according to claim 1, wherein: the length of the limiting strip is greater than the distance between the rotating shaft and the chuck.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011551537.9A CN112623986B (en) | 2020-12-24 | 2020-12-24 | Rope winding type mine lifting device capable of rapidly switching anti-falling modes |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011551537.9A CN112623986B (en) | 2020-12-24 | 2020-12-24 | Rope winding type mine lifting device capable of rapidly switching anti-falling modes |
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| CN105329790A (en) * | 2015-11-02 | 2016-02-17 | 吴超然 | Winch |
| CN106068602A (en) * | 2014-02-11 | 2016-11-02 | 科尼全球公司 | Hoisting apparatus with hysteresis clutch |
| CN110054101A (en) * | 2019-04-29 | 2019-07-26 | 江苏华风科技有限公司 | A kind of electric capstan |
| CN110509830A (en) * | 2018-05-22 | 2019-11-29 | 株式会社美姿把 | The control device of electric winch |
| CN110759212A (en) * | 2019-11-10 | 2020-02-07 | 赵健 | Mine hoist with high safety |
| CN111285277A (en) * | 2020-03-18 | 2020-06-16 | 平湖普英特高层设备有限公司 | Worm gear type ratchet wheel type winding mechanism |
| CN111392623A (en) * | 2020-03-18 | 2020-07-10 | 上海普英特高层设备股份有限公司 | Pawl type worm gear one-way force transmission speed reducing mechanism |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| AU2002952079A0 (en) * | 2002-10-16 | 2002-10-31 | Darrell Ballantyne Copeman | Winch |
| KR101274067B1 (en) * | 2013-02-06 | 2013-06-12 | 남기숙 | For marine vessel winch equipped with a hermetic-type clutch |
| CN108483294A (en) * | 2018-03-30 | 2018-09-04 | 宁波联达绞盘有限公司 | A kind of automatic clutch capstan winch |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1982001700A1 (en) * | 1980-11-07 | 1982-05-27 | Inc Ederer | Safety mechanism for hoisting drums |
| CN106068602A (en) * | 2014-02-11 | 2016-11-02 | 科尼全球公司 | Hoisting apparatus with hysteresis clutch |
| CN105329790A (en) * | 2015-11-02 | 2016-02-17 | 吴超然 | Winch |
| CN110509830A (en) * | 2018-05-22 | 2019-11-29 | 株式会社美姿把 | The control device of electric winch |
| CN110054101A (en) * | 2019-04-29 | 2019-07-26 | 江苏华风科技有限公司 | A kind of electric capstan |
| CN110759212A (en) * | 2019-11-10 | 2020-02-07 | 赵健 | Mine hoist with high safety |
| CN111285277A (en) * | 2020-03-18 | 2020-06-16 | 平湖普英特高层设备有限公司 | Worm gear type ratchet wheel type winding mechanism |
| CN111392623A (en) * | 2020-03-18 | 2020-07-10 | 上海普英特高层设备股份有限公司 | Pawl type worm gear one-way force transmission speed reducing mechanism |
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| CN112623986A (en) | 2021-04-09 |
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