CN112830361A - Lifting device for mine exploitation and use method - Google Patents
Lifting device for mine exploitation and use method Download PDFInfo
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- CN112830361A CN112830361A CN202011613115.XA CN202011613115A CN112830361A CN 112830361 A CN112830361 A CN 112830361A CN 202011613115 A CN202011613115 A CN 202011613115A CN 112830361 A CN112830361 A CN 112830361A
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- wire rope
- mining
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- 238000000034 method Methods 0.000 title claims abstract description 14
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims abstract description 44
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 39
- 239000010959 steel Substances 0.000 claims abstract description 39
- 238000005065 mining Methods 0.000 claims abstract description 26
- 229910052742 iron Inorganic materials 0.000 claims abstract description 22
- 238000010521 absorption reaction Methods 0.000 claims description 3
- 238000009412 basement excavation Methods 0.000 claims description 2
- 238000004804 winding Methods 0.000 claims description 2
- 238000009434 installation Methods 0.000 claims 2
- 230000000149 penetrating effect Effects 0.000 claims 1
- 235000017166 Bambusa arundinacea Nutrition 0.000 abstract 1
- 235000017491 Bambusa tulda Nutrition 0.000 abstract 1
- 241001330002 Bambuseae Species 0.000 abstract 1
- 235000015334 Phyllostachys viridis Nutrition 0.000 abstract 1
- 239000011425 bamboo Substances 0.000 abstract 1
- 210000001503 joint Anatomy 0.000 abstract 1
- 230000005389 magnetism Effects 0.000 abstract 1
- 238000005096 rolling process Methods 0.000 description 3
- 241001391944 Commicarpus scandens Species 0.000 description 2
- 206010057071 Rectal tenesmus Diseases 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 208000012271 tenesmus Diseases 0.000 description 1
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B5/00—Applications of checking, fault-correcting, or safety devices in elevators
- B66B5/02—Applications of checking, fault-correcting, or safety devices in elevators responsive to abnormal operating conditions
- B66B5/16—Braking or catch devices operating between cars, cages, or skips and fixed guide elements or surfaces in hoistway or well
- B66B5/18—Braking or catch devices operating between cars, cages, or skips and fixed guide elements or surfaces in hoistway or well and applying frictional retarding forces
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B17/00—Hoistway equipment
- B66B17/04—Mining-hoist cars or cages
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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
- B66B7/02—Guideways; Guides
- B66B7/04—Riding means, e.g. Shoes, Rollers, between car and guiding means, e.g. rails, ropes
- B66B7/046—Rollers
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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
- B66B7/06—Arrangements of ropes or cables
- B66B7/08—Arrangements of ropes or cables for connection to the cars or cages, e.g. couplings
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- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21F—SAFETY DEVICES, TRANSPORT, FILLING-UP, RESCUE, VENTILATION, OR DRAINING IN OR OF MINES OR TUNNELS
- E21F13/00—Transport specially adapted to underground conditions
- E21F13/02—Transport of mined mineral in galleries
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- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21F—SAFETY DEVICES, TRANSPORT, FILLING-UP, RESCUE, VENTILATION, OR DRAINING IN OR OF MINES OR TUNNELS
- E21F17/00—Methods or devices for use in mines or tunnels, not covered elsewhere
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- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Mechanical Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Load-Engaging Elements For Cranes (AREA)
Abstract
A lifting device for mine exploitation and a use method thereof relate to a lifting device and a use method thereof. The wire rope of winch stretches into the fixed cage in the mining shaft, the cylinder is fixed in the mining shaft, the middle joint block of additional skid is fixed between wire rope and cage, the mounting panel is ┤ shape's plateform and three tip is equipped with the shaft hole, the gyro wheel is fixed with the shaft and rotates and install between three group's shaft holes, two sets of shaft holes of centre and below set up tooth one, the shaft of the gyro wheel that corresponds sets up tooth two, arc spring piece supporting wheel axle outer end central point is fixed, the lock joint section of thick bamboo suit is fixed through even roof beam and additional skid on the cylinder, annular electromagnet adopts external power supply and connecting wire to arrange fixedly along wire rope, annular iron sheet magnetism is inhaled on annular electromagnet, the pressure spring supports between bobbin base shell and annular iron sheet, the latch segment is placed on annular iron sheet. The protection function of the breakage of the steel wire rope is increased, the structure is simple, and the safety is improved.
Description
Technical Field
The invention relates to a lifting device and a using method thereof, in particular to a lifting device for mine exploitation and a using method thereof, and belongs to the technical field of mechanical equipment.
Background
The winch is a lifting device commonly used in mining operation, and a cage at the lower end is lifted in a mining shaft by winding or releasing a steel wire rope through a motor driving wheel disc, so that the function of conveying materials or personnel is realized.
The steel wire rope has large friction and tension due to large transportation load in mining operation, and the steel wire rope is easy to break after long-time use. However, the existing winch is difficult to effectively solve the problem of the breakage of the steel wire rope, because the breakage of the steel wire rope from the winch is difficult to predict, and the conventional winch is provided with a safety catch, but the conventional safety catch is complex in structure and easy to break. Therefore, it is desirable to provide a lifting device which has a simple structure and can effectively prevent the cage from dropping rapidly after the steel wire rope is broken, so as to improve the safety of mining operation.
Disclosure of Invention
In order to solve the defects in the prior art, the invention provides a lifting device for mine exploitation and a using method thereof, which increase the function of protecting a steel wire rope from being broken, and an additional sliding frame and a locking connecting cylinder move along a cylinder along with the movement of the steel wire rope during normal work, but both the additional sliding frame and the locking connecting cylinder can provide friction to prevent a cage from falling down after the steel wire rope is broken at a certain position, so that the structure is simple, and the safety is improved.
In order to achieve the purpose, the invention adopts the following technical scheme: a lifting device for mining comprises a winch, a steel wire rope wound on the winch and extending into a mining shaft, a cage fixed at the lower end of the steel wire rope, a cylinder, an additional sliding frame and a locking connecting cylinder, wherein the cylinder is fixed in the mining shaft and comprises a middle connecting block, two support plates and three rollers, the middle connecting block is fixed between the lower end of the steel wire rope and the cage, the support plates are ┤ -shaped plates, shaft holes are formed in the three end portions of the support plates respectively, the two support plates are arranged on two sides of the cylinder in parallel and fixedly connected and positioned with the middle connecting block, the three rollers are fixed with shafts and rotatably installed among three groups of shaft holes, the three rollers are attached to two sides of the cylinder, a first tooth is arranged on the inner walls of the two groups of shaft holes in the middle and below along the circumferential direction, and a second tooth is arranged on the coincident position of the shaft shafts of the two corresponding rollers along, the two support plates are positioned outside the two groups of shaft holes and are respectively used for fixing three mounting wing plates at equal angles around the axes of the two shaft holes, three arc-shaped spring pieces are fixed on the inner sides of the three mounting wing plates, the three arc-shaped spring pieces support the outer ends of the wheel shafts for central positioning, the second teeth are in clearance fit with the first teeth, the locking connecting cylinder is sleeved on the cylinder and is positioned above the additional sliding frame, the locking connecting cylinder comprises a cylinder bottom shell, a cylinder tip shell, an annular electromagnet, an annular iron sheet, a pressure spring and a locking block, the cylinder bottom shell is in a circular groove shape, a lower through hole is formed in the bottom of the cylinder bottom shell and is used for the cylinder to pass through, the cylinder tip shell is in a conical shape, an upper through hole is formed in the top of the cylinder tip shell and is used for the cylinder to pass through, the cylinder bottom shell is fixedly connected with the, the annular electromagnet is powered by an external power supply, connecting wires are arranged and fixed along a steel wire rope, the annular iron sheet is fixed on the annular electromagnet in a magnetic absorption mode, the pressure spring is supported between the bottom of the cylinder bottom shell and the annular iron sheet, the locking block is placed on the annular iron sheet in a conical mode, a gap is reserved between the locking block and the inner wall of the cylinder tip shell, the locking block coaxially penetrates through a channel for a cylinder to penetrate through, anti-skid grains are arranged on the surface of the channel, and the locking block is symmetrically divided into more than two blocks by a vertical face coincident with the axis of the locking block.
A method of using a lifting device for mining, comprising the steps of:
the method comprises the following steps: installing a cylinder in the mining vertical shaft, embedding the lower end of the cylinder into the ground bottom to ensure stability, and extending the upper end of the cylinder out of the shaft and fixing;
step two: sleeving the additional sliding frame on the cylinder, enabling the three rollers to be attached to two sides of the cylinder, adjusting the arc-shaped spring piece to ensure that the centers of wheel shafts of the two rollers positioned in the middle and below are positioned, and leaving a gap between the second tooth and the first tooth;
step three: sleeving a locking connecting cylinder on a cylinder, switching on and supplying power to an annular electromagnet and an external power supply through connecting wires in advance, arranging and fixing the connecting wires along a steel wire rope, and magnetically fixing an annular iron sheet on the annular electromagnet by compressing a pressure spring;
step four: the locking connecting cylinder and the additional sliding frame are welded and fixed through the connecting beam, the lower end of the steel wire rope is firmly fixed with the upper surface of the middle connecting block, and the cage is firmly fixed with the lower surface of the middle connecting block.
Compared with the prior art, the invention has the beneficial effects that: the invention increases the protection function of the fracture of the steel wire rope, a cylinder is arranged in a mining shaft, an additional sliding rack and a locking connecting cylinder are arranged on the cylinder, an intermediate connecting block is fixed between the lower end of the steel wire rope and a cage, the additional sliding rack and the locking connecting cylinder move along the cylinder along with the motion of the steel wire rope during normal work, at the moment, because the support of an arc-shaped spring piece is positioned in the middle and two rollers positioned below the arc-shaped spring piece are positioned in the centers of corresponding shaft holes, the smooth rolling of the rollers is not influenced, an annular iron piece is also fixed on an annular electromagnet in a magnetic attraction manner, the locking block cannot clamp the cylinder, but when the steel wire rope is fractured at a certain position, a connecting lead between the annular electromagnet and an external power supply is broken, the annular electromagnet loses the magnetic attraction force to enable the locking block to move upwards under the support of a pressure spring, the clamping cylinder is gathered towards the middle under the, arc spring leaf atress warp and is not enough to make the gyro wheel that is located the centre and the gyro wheel that is located the below continue the center location, and epaxial tooth two of wheel and the contact of tooth one of shaft hole inner wall exist, hinder the roll of these two gyro wheels, also increase and cylindrical frictional force, and the double-phase combination stops the tenesmus of cage jointly, can also greatly promote the security in the time of simple structure, is of value to popularization and application.
Drawings
Fig. 1 is an isometric view of the overall construction of the mining hoist of the present invention;
figure 2 is an isometric view of an additional skid of the present invention;
FIG. 3 is an enlarged view of portion A of FIG. 2;
FIG. 4 is an isometric view of the wheel of the present invention;
FIG. 5 is an isometric view of the locking connector of the present invention in a disassembled configuration;
figure 6 is a cross-sectional view of the locking connector of the present invention.
Detailed Description
The technical solutions in the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the invention, rather than all embodiments, and all other embodiments obtained by those skilled in the art without any creative work based on the embodiments of the present invention belong to the protection scope of the present invention.
The first embodiment is as follows: as shown in fig. 1-6, the invention discloses a lifting device for mine excavation, which comprises a winch, a steel wire rope wound on the winch and extending into a mining shaft, a cage fixed at the lower end of the steel wire rope, a cylinder 1, an additional sliding frame and a locking connecting cylinder, wherein the cylinder 1 is fixed in the mining shaft, the additional sliding frame comprises a middle connecting block 4, two bracket plates 2 and three rollers 6, the middle connecting block 4 is fixed between the lower end of the steel wire rope and the cage, the bracket plates 2 are ┤ -shaped plate-shaped, the three ends of the bracket plates are respectively provided with a shaft hole 5, the two bracket plates 2 are arranged at two sides of the cylinder 1 in parallel and fixedly connected and positioned with the middle connecting block 4, the three rollers 6 are fixed with a wheel shaft 6-1 and rotatably arranged among three groups of the shaft holes 5, the three rollers 6 are attached at two sides of the cylinder 1, wherein the inner walls of the two groups of shaft holes 5 positioned at the middle and the lower part are, the coincident part of the wheel shafts 6-1 of the two corresponding idler wheels 6 is circumferentially provided with two teeth 6-2, two support plates 2 are positioned outside the two groups of shaft holes 5 and are respectively fixed with three mounting wing plates 7 at equal angles around the axes thereof, the inner sides of the three mounting wing plates 7 are fixed with three arc-shaped spring pieces 8, the outer ends of the wheel shafts 6-1 are supported by the three arc-shaped spring pieces 8 for central positioning, the two teeth 6-2 are in clearance fit with the one teeth 5-1, the locking connecting cylinder is sleeved on the cylinder 1 and is positioned above the additional sliding rack, the locking connecting cylinder comprises a cylinder bottom shell 9, a cylinder tip shell 10, an annular electromagnet 11, an annular iron sheet 12, a pressure spring 13 and a locking block 14, the cylinder bottom shell 9 is in a circular groove shape, the bottom of the cylinder bottom shell is provided with a lower through hole 9-1 for the cylinder 1 to pass through, the cylinder tip shell 10 is in a conical shape, and the top, the cylinder bottom shell 9 is fixedly connected with the middle connecting block 4 through the connecting beam 15, the bottom end of the cylinder tip shell 10 is fixedly connected with the notch of the cylinder bottom shell 9 through threads, the annular electromagnet 11 is coaxially fixed on the inner wall of the cylinder bottom shell 9, the annular electromagnet 11 is powered by an external power supply and is fixedly arranged along a steel wire rope, the annular iron sheet 12 is fixed on the annular electromagnet 11 in a magnetic absorption mode, the pressure spring 13 is supported between the bottom of the cylinder bottom shell 9 and the annular iron sheet 12, the locking block 14 is placed on the annular iron sheet 12 in a conical mode and is spaced from the inner wall of the cylinder tip shell 10, the locking block 14 is provided with a channel for the cylinder 1 to penetrate through coaxially, anti-slip grains 14-1 are arranged on the surface of the channel, and the locking block 14 is symmetrically divided into more than two blocks by a vertical face.
The second embodiment is as follows: as shown in fig. 2, in this embodiment, a first specific embodiment is further described, the support plate 2 is fixed by a vertical support arm 2-1 and a horizontal support arm 2-2, a connection position of the vertical support arm 2-1 is concavely provided with a positioning slot 2-3, two bolt through holes 2-5 are penetrated through upper and lower sides of the positioning slot 2-3, a connection position of the horizontal support arm 2-2 is convexly provided with a positioning plug 2-4 to be in inserting fit with the positioning slot 2-3, threaded blind holes are correspondingly arranged on upper and lower sides of the positioning plug 2-4 and the bolt through holes 2-5, and the vertical support arm 2-1 and the horizontal support arm 2-2 are connected and fixed by four bolts 3.
The third concrete implementation mode: as shown in fig. 1 and 4, in this embodiment, the first embodiment or the second embodiment is further described, and the circumferential surface of the roller 6 is an arc surface which is attached to the surface of the cylinder 1.
The fourth concrete implementation mode: as shown in fig. 4, in this embodiment, a rubber layer is bonded and fixed to the circumferential surface of the roller 6, which is a further description of the third embodiment.
The fifth concrete implementation mode: as shown in fig. 1, in this embodiment, a first specific embodiment is further described, an upper connection position 4-1 and a lower connection position 4-2 are respectively disposed on the upper surface and the lower surface of the middle connection block 4, the upper connection position 4-1 is fixedly connected to the lower end of the steel wire rope, and the lower connection position 4-2 is fixedly connected to the cage.
The sixth specific implementation mode: as shown in fig. 1 to 6, the present embodiment discloses a method of using a lifting device for mining according to the first embodiment, including the steps of:
the method comprises the following steps: a cylinder 1 is installed in a mining vertical shaft, the lower end of the cylinder 1 is buried into the ground bottom to ensure stability, and the upper end of the cylinder 1 extends out of the shaft and is fixed;
step two: sleeving an additional sliding frame on the cylinder 1, enabling the three rollers 6 to be attached to two sides of the cylinder 1, adjusting an arc-shaped spring piece 8 to ensure that the centers of wheel shafts 6-1 of the two rollers 6 positioned in the middle and below are positioned, and leaving a gap between the second tooth 6-2 and the first tooth 5-1;
step three: sleeving a locking connecting cylinder on the cylinder 1, switching on and supplying power to the annular electromagnet 11 and an external power supply through connecting wires in advance, arranging and fixing the connecting wires along a steel wire rope, and magnetically attracting and fixing the annular iron sheet 12 on the annular electromagnet 11 by compressing a pressure spring 13;
step four: the locking connecting cylinder and the additional sliding frame are welded and fixed through the connecting beam 15, the lower end of the steel wire rope is firmly fixed with the upper surface of the middle connecting block 4, and the cage is firmly fixed with the lower surface of the middle connecting block 4.
The invention adds the function of protecting the fracture of the steel wire rope on the basis of the existing winch used for mine opening, as shown in figure 1, a cylinder 1 is arranged in a mining vertical shaft, the lower end of the cylinder 1 is buried in the ground to ensure stability, the upper end extends out of the shaft and is fixed, the cylinder 1 is vertical and has a smooth surface, a stainless steel pipe can be adopted, the lower end of the steel wire rope is firmly fixed with an upper connecting position 4-1 of a middle connecting block 4, a cage is firmly fixed with a lower connecting position 4-2 of the middle connecting block 4, when the winch winds or discharges the steel wire rope to control the cage to lift, the middle connecting block 4 lifts along with the steel wire rope and drives an additional sliding rack and a locking connecting cylinder to move along the cylinder 1, when the steel wire rope works normally, because the lateral stress of the additional sliding rack is negligible, and as shown in figures 1-4, two rollers 6 positioned in the middle and below under the support, a gap is left between the second tooth 6-2 and the first tooth 5-1, so that smooth rolling of the two rollers 6 is not influenced, as shown in fig. 1 and fig. 5-6, the locking connection cylinder is internally provided with a ring-shaped iron sheet 12 which is fixed on the ring-shaped electromagnet 11 in a magnetic attraction manner, a gap is left between the locking block 14 and the inner wall of the cylinder tip shell 10, the locking block 14 does not clamp the cylinder 1 when a certain moving space exists, and the ring-shaped electromagnet 11 is connected with an external power supply for power supply through a connecting wire which is arranged along a steel wire rope and fixed, if the steel wire rope is broken at a certain position, the connecting wire is broken, on one hand, the ring-shaped electromagnet 11 loses magnetic attraction force, the pressure spring 13 pushes the ring-shaped iron sheet 12 upwards, the locking block 14 arranged on the ring-shaped iron sheet 12 also moves upwards, and is converged to clamp the cylinder 1 towards the middle under the guiding action of the inclined plane of the cylinder tip shell 10, and the, the falling speed of the cage is reduced, on the other hand, under the gravity pull-down action of the cage, the skid is added to bear force laterally, the roller 6 in the middle is pulled, the roller 6 below is pressed, at the moment, the stress deformation of the arc spring piece 8 is not enough to enable the two rollers 6 to continue to be centrally positioned, the tooth II 6-2 on the wheel shaft 6-1 is in contact with the tooth I5-1 on the inner wall of the shaft hole 5 to block the rolling of the two rollers 6, the rubber layer fixed on the roller 6 also increases the friction force with the cylinder 1, the two phases are combined to block the falling of the cage together, the structure is simple, the safety can be greatly improved, and the popularization and the application are facilitated.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (6)
1. The utility model provides a hoisting device for mining, includes the winch, the winding and stretch into the wire rope in the mining shaft on the winch and fix the cage of wire rope lower extreme, its characterized in that: the lifting device further comprises a cylinder (1), an additional sliding frame and a locking connecting cylinder, the cylinder (1) is fixed in a mining shaft, the additional sliding frame comprises a middle connecting block (4), two support plates (2) and three rollers (6), the middle connecting block (4) is fixed between the lower end of a steel wire rope and the cage, the support plates (2) are ┤ -shaped plates, the three ends of the support plates are respectively provided with a shaft hole (5), the two support plates (2) are arranged on two sides of the cylinder (1) in parallel and fixedly connected and positioned with the middle connecting block (4), the three rollers (6) are fixed with wheel shafts (6-1) and are rotatably arranged among the three groups of shaft holes (5), the three rollers (6) are attached to two sides of the cylinder (1), wherein teeth (5-1) are arranged on the inner walls of the two groups of shaft holes (5) in the middle and below along the circumferential direction, the wheel shaft (6-1) of the two corresponding idler wheels (6) is overlapped with each other and is provided with a second tooth (6-2) along the circumferential direction, the two support plates (2) are positioned outside the two groups of shaft holes (5) and are respectively used for fixing three installation wing plates (7) around the axis at equal angles, the inner sides of the three installation wing plates (7) are fixedly provided with three arc-shaped spring pieces (8), the three arc-shaped spring pieces (8) support the outer end of the wheel shaft (6-1) for central positioning, the second tooth (6-2) is in clearance fit with the first tooth (5-1), the locking connecting cylinder is sleeved on the cylinder (1) and is positioned above the additional sliding rack and comprises a cylinder bottom shell (9), a cylinder tip shell (10), an annular electromagnet (11), an annular iron sheet (12), a pressure spring (13) and a locking block (14), the cylinder bottom shell (9) is in a circular groove shape, and the bottom of the cylinder bottom shell (9) is provided with a lower through hole The cylinder tip shell (10) is conical, an upper through hole (10-1) is formed in the top end of the cylinder tip shell and is used for a cylinder (1) to pass through, the cylinder bottom shell (9) is fixedly connected with the middle connecting block (4) through a connecting beam (15), the bottom end of the cylinder tip shell (10) is fixedly connected with a notch of the cylinder bottom shell (9) through threads, the annular electromagnet (11) is coaxially fixed on the inner wall of the cylinder bottom shell (9), the annular electromagnet (11) is powered by an external power supply and is fixedly arranged along a steel wire rope, the annular iron sheet (12) is fixed on the annular electromagnet (11) in a magnetic absorption mode, the pressure spring (13) is supported between the bottom of the cylinder bottom shell (9) and the annular iron sheet (12), the locking block (14) is placed on the annular iron sheet (12) in a conical mode and is spaced from the inner wall of the cylinder tip shell (10), a channel for the cylinder (1) to pass through is coaxially penetrated through, and the anti-skid grains (14-1) are arranged on, the locking block (14) is symmetrically divided into more than two blocks by a vertical surface which is coincident with the axis of the locking block.
2. A lifting device for mining as claimed in claim 1, wherein: the support plate (2) is fixedly formed by a vertical support arm (2-1) and a transverse support arm (2-2), a positioning slot (2-3) is concavely arranged at the connecting position of the vertical support arm (2-1), two bolt through holes (2-5) are formed in the upper side and the lower side of the positioning slot (2-3) in a penetrating mode, a positioning plug (2-4) is convexly arranged at the connecting position of the transverse support arm (2-2) and is in plug-in fit with the positioning slot (2-3), threaded blind holes are correspondingly formed in the upper side and the lower side of the positioning plug (2-4) and the bolt through holes (2-5), and the vertical support arm (2-1) and the transverse support arm (2-2) are fixedly connected through four bolts (3).
3. A lifting device for mining as claimed in claim 1 or 2, wherein: the circumferential surface of the roller (6) is an arc surface which is jointed with the surface of the cylinder (1).
4. A lifting device for mining as claimed in claim 3, wherein: the circumferential surface of the roller (6) is fixedly bonded with a rubber layer.
5. A lifting device for mining as claimed in claim 1, wherein: the upper surface and the lower surface of the middle connecting block (4) are respectively provided with an upper connecting position (4-1) and a lower connecting position (4-2), the upper connecting position (4-1) is fixedly connected with the lower end of the steel wire rope, and the lower connecting position (4-2) is fixedly connected with the cage.
6. A method of using a lifting device for mine excavation according to claim 1, wherein: the using method comprises the following steps:
the method comprises the following steps: a cylinder (1) is installed in a mining vertical shaft, the lower end of the cylinder (1) is buried into the ground bottom to ensure stability, and the upper end of the cylinder (1) extends out of the shaft and is fixed;
step two: sleeving an additional sliding rack on the cylinder (1), enabling the three rollers (6) to be attached to two sides of the cylinder (1), adjusting an arc-shaped spring piece (8) to ensure that the centers of wheel shafts (6-1) of the two rollers (6) positioned in the middle and below are positioned, and reserving a gap between the second tooth (6-2) and the first tooth (5-1);
step three: sleeving a locking connecting cylinder on a cylinder (1), switching on and supplying power to an annular electromagnet (11) and an external power supply through connecting wires in advance, arranging and fixing the connecting wires along a steel wire rope, and magnetically attracting and fixing an annular iron sheet (12) on the annular electromagnet (11) by compressing a pressure spring (13);
step four: the locking connecting cylinder and the additional sliding frame are welded and fixed through the connecting beam (15), the lower end of the steel wire rope is firmly fixed with the upper surface of the middle connecting block (4), and the cage is firmly fixed with the lower surface of the middle connecting block (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011613115.XA CN112830361B (en) | 2020-12-30 | 2020-12-30 | Lifting device for mine exploitation and use method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011613115.XA CN112830361B (en) | 2020-12-30 | 2020-12-30 | Lifting device for mine exploitation and use method |
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| Publication Number | Publication Date |
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| CN112830361A true CN112830361A (en) | 2021-05-25 |
| CN112830361B CN112830361B (en) | 2021-10-26 |
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| CN202011613115.XA Active CN112830361B (en) | 2020-12-30 | 2020-12-30 | Lifting device for mine exploitation and use method |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117486040A (en) * | 2024-01-02 | 2024-02-02 | 紫金矿业建设有限公司 | Cage rotation adjusting lifting device for vertical shaft mining |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2115316U (en) * | 1992-01-29 | 1992-09-09 | 邹富家 | Mine safety anti-falling lifting cage |
| JP2004338901A (en) * | 2003-05-16 | 2004-12-02 | Mitsubishi Electric Corp | Emergency stop device for elevator |
| CN1860077A (en) * | 2003-10-07 | 2006-11-08 | 奥蒂斯电梯公司 | Remotely resettable ropeless emergency stopping device for an elevator |
| CN205500496U (en) * | 2016-04-22 | 2016-08-24 | 新疆维吾尔自治区特种设备检验研究院 | Device for preventing elevator is unexpected to be removed |
| CN208150725U (en) * | 2018-04-24 | 2018-11-27 | 太原高科锐志物流仓储设备有限公司 | Magnetic force controls anti-fall catcher |
-
2020
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| CN2115316U (en) * | 1992-01-29 | 1992-09-09 | 邹富家 | Mine safety anti-falling lifting cage |
| JP2004338901A (en) * | 2003-05-16 | 2004-12-02 | Mitsubishi Electric Corp | Emergency stop device for elevator |
| CN1860077A (en) * | 2003-10-07 | 2006-11-08 | 奥蒂斯电梯公司 | Remotely resettable ropeless emergency stopping device for an elevator |
| CN205500496U (en) * | 2016-04-22 | 2016-08-24 | 新疆维吾尔自治区特种设备检验研究院 | Device for preventing elevator is unexpected to be removed |
| CN208150725U (en) * | 2018-04-24 | 2018-11-27 | 太原高科锐志物流仓储设备有限公司 | Magnetic force controls anti-fall catcher |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117486040A (en) * | 2024-01-02 | 2024-02-02 | 紫金矿业建设有限公司 | Cage rotation adjusting lifting device for vertical shaft mining |
| CN117486040B (en) * | 2024-01-02 | 2024-04-30 | 紫金矿业建设有限公司 | Cage rotation adjusting lifting device for vertical shaft mining |
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|---|---|
| CN112830361B (en) | 2021-10-26 |
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