CN109019235B - Safety braking driver for cage of mining lifting falling protector - Google Patents
Safety braking driver for cage of mining lifting falling protector Download PDFInfo
- Publication number
- CN109019235B CN109019235B CN201810956602.2A CN201810956602A CN109019235B CN 109019235 B CN109019235 B CN 109019235B CN 201810956602 A CN201810956602 A CN 201810956602A CN 109019235 B CN109019235 B CN 109019235B
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- box body
- plate
- cage
- rope
- lifting
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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
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B17/00—Hoistway equipment
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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
- B66B5/28—Buffer-stops for cars, cages, or skips
- B66B5/284—Buffer-stops for cars, cages, or skips mounted on cars or counterweights
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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
- B66B7/1261—Lubricating means specially adapted for ropes or cables
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Maintenance And Inspection Apparatuses For Elevators (AREA)
Abstract
The invention relates to the technical field of mine protection equipment, in particular to a safety brake driver of a cage of a mine lifting safety catcher, which comprises a lifting mechanism, a first box body, a second box body, a hydraulic oil tank, a protection mechanism, a buffer mechanism, a maintenance mechanism, a pressing plate and a cage; the hydraulic oil can drive the pressing plate to move, so that the auxiliary rope is clamped and limited, the rapid anti-falling protection is realized, and the protection equipment has a simpler structure and more stable and reliable clamping force through hydraulic pressure propulsion; the rubber heads are distributed on the surface of the pressing plate, so that friction force can be improved, and the pressing plate is of a concave cambered surface structure and can be tightly attached to the auxiliary rope, so that the protection effect is improved, and the clamping force is larger; can clear up, can lubricate main rope through lubricated mechanism, can reduce the friction between the main rope through the brush to main rope's ageing time is delayed, avoids main rope corrosion, and fundamentally prevents the main rope fracture.
Description
Technical Field
the invention relates to the technical field of mining protection equipment, in particular to a safety brake driver of a mining lifting falling protector cage.
Background
The cage is the essential equipment of mine operation, and it can promote ore, barren rock and lift personnel, material and equipment, also can do the air inlet shaft, can effectual improvement exploitation efficiency, then the cage only relies on the rope to go up and down in the up-and-down motion, and the rope has the danger of being broken, needs to be equipped with the safety hook.
The existing safety catcher is mainly of a mechanical structure type, is complex in structure and is easy to cause problems in the transmission process, and once the problems cause that the safety catcher cannot work or the clamping force is not large enough, the result that the safety catcher cannot be measured can be caused; the lack of an active maintenance device for the main rope does not well protect the main rope from breaking. In view of the above, the invention provides a safety brake driver for a mining lifting safety catcher cage, which has the following characteristics:
(1) according to the safety brake driver for the mining lifting falling protector cage, the plurality of auxiliary ropes are arranged outside the main rope, the auxiliary ropes do not have tension to the cage in a loose state during daily work, when the main rope is broken, the hydraulic oil can drive the pressing plate to move, so that the auxiliary ropes are clamped and limited, rapid falling prevention protection is achieved, and the protection equipment is simpler in structure and more stable and reliable in clamping force through hydraulic pressure propulsion.
(2) According to the safety brake driver for the mining lifting falling protector cage, the rubber heads are distributed on the surface of the pressing plate, so that friction force can be improved, the pressing plate is of the concave cambered surface structure and can be tightly attached to the auxiliary rope, the protection effect is improved, and clamping force is larger.
(3) According to the safety brake driver for the mining lifting falling protector cage, the main ropes can be cleaned through the brushes and lubricated through the lubricating mechanism, so that friction among the main ropes is reduced, the aging time of the main ropes is prolonged, the main ropes are prevented from being corroded, and the main ropes are prevented from being broken fundamentally.
Disclosure of Invention
Aiming at the problems in the prior art, the invention provides a safety brake driver of a cage of a mining lifting falling protector, wherein a plurality of auxiliary ropes are arranged outside a main rope, the auxiliary ropes have no tensile force on the cage in daily work and are in a loose state, when the main rope is broken, a pressing plate can be driven by hydraulic oil to move, so that the auxiliary ropes are clamped and limited, the rapid falling prevention protection is realized, and the protection equipment has a simpler structure and more stable and reliable clamping force through hydraulic pressure propulsion; the rubber heads are distributed on the surface of the pressing plate, so that friction force can be improved, and the pressing plate is of a concave cambered surface structure and can be tightly attached to the auxiliary rope, so that the protection effect is improved, and the clamping force is larger; can clear up, can lubricate main rope through lubricated mechanism, can reduce the friction between the main rope through the brush to main rope's ageing time is delayed, avoids main rope corrosion, and fundamentally prevents the main rope fracture.
The technical scheme adopted by the invention for solving the technical problems is as follows: a safety brake driver for a mining lifting cage of a safety catcher comprises an outer protective frame, a cage and the cage, and further comprises a lifting mechanism, a first box body, a second box body, a hydraulic oil tank, a protection mechanism, a buffer mechanism, a maintenance mechanism, a pressing plate and the cage, wherein the lifting mechanism is installed at the top of the outer protective frame and used for lifting the cage; the protection mechanism is mounted on the bottom surface of the lifting mechanism and used for emergency locking protection; the second box body penetrates through the bottom of the protection mechanism, the pressing plate is arranged inside the second box body, and the pressing plate is used for pressing the rope; the first box body penetrates through the bottom of the lifting mechanism, the maintenance mechanism is installed inside the first box body, and the maintenance mechanism is used for maintaining the steel rope; the first box body and the second box body are both fixedly connected with the outer protective frame through the cage; the hydraulic oil tank is communicated with the second box body; the bottom surface of cage is installed buffer gear, buffer gear is used for right the cage cushions.
Specifically, hoist mechanism is including promoting motor, first reel, main rope and mounting panel, the mounting panel with outer jacket fixed connection, the top surface of mounting panel hangs down to install first reel, the outer wall winding of first reel has main rope, main rope run through in the center department of mounting panel, main rope with cage fixed connection, first reel rotates to be connected promote the motor.
Specifically, protection machanism is the rectangular array and is equipped with four, protection machanism includes fixed plate, second reel, torsional spring and vice rope, the fixed plate is located perpendicularly the bottom surface of mounting panel, the fixed plate rotates to be connected the second reel, the second reel with the junction of fixed plate is equipped with the torsional spring, the outer wall winding of second reel has vice rope, vice rope with cage fixed connection.
specifically, the auxiliary rope penetrates through the second box body, a U-shaped circulation groove is formed in the outer wall of the second box body, the circulation groove is communicated with the liquid inlet connector, the pressing plate is connected to the inside of the second box body in a sliding mode, the sectional area of the pressing plate is the same as that of the second box body, the two pressing plates are symmetrically arranged on two sides of the auxiliary rope, one side, deviating from the auxiliary rope, of the pressing plate and the second box body form a hydraulic chamber, two ends of the circulation groove are communicated to the two hydraulic chambers respectively, the side face, close to the auxiliary rope, of the pressing plate is of a groove cambered surface structure, and semicircular rubber heads are distributed on the inner wall of the pressing plate.
Specifically, maintenance mechanism symmetry is located the inner wall of first box body, maintenance mechanism includes mounting panel, bottom plate, lubricated mechanism, rotation motor and brush, the mounting panel with the inner wall fixed connection of first box body, the mounting panel rotates to be connected the middle part of bottom plate, the bottom plate lateral wall is connected with rotate the motor, the one end of bottom plate is equipped with perpendicularly lubricated mechanism, the other end vertical distribution of bottom plate has the brush.
Specifically, lubricating mechanism includes third box body, stock solution room, shutoff board, runner, foam-rubber cushion and sponge stick, the third box body with mounting panel fixed connection, open the inside bottom of third box body has the stock solution room, the top of stock solution room is equipped with the shutoff board, the center department of shutoff board runs through there is the sponge stick, the bottom of sponge stick stretch into in the bottom of stock solution room, the top of sponge stick is connected with the foam-rubber cushion, the foam-rubber cushion with the outer wall of runner is laminated each other, the runner with the inner wall of third box body rotates and is connected, the third part of runner stretch out in the third box body.
Specifically, the top surface intercommunication of hydraulic tank has the oil-well pump, the oil-well pump communicates to stock solution room and hydraulic chamber, oil-well pump electric connection the cage, cage electric connection promote the motor, rotate the motor.
Specifically, buffer gear includes first connecting plate, spring and second connecting plate, the bottom surface of cage is equipped with first connecting plate, the bottom surface of first connecting plate is rectangular array vertical distribution and has the spring, the bottom of spring is equipped with the second connecting plate.
The invention has the beneficial effects that:
(1) According to the safety brake driver for the mining lifting falling protector cage, the plurality of auxiliary ropes are arranged outside the main rope, the auxiliary ropes do not have tension to the cage in a loose state during daily work, when the main rope is broken, the hydraulic oil can drive the pressing plate to move, so that the auxiliary ropes are clamped and limited, rapid falling prevention protection is achieved, and the protection equipment is simpler in structure and more stable and reliable in clamping force through hydraulic pressure propulsion.
(2) According to the safety brake driver for the mining lifting falling protector cage, the rubber heads are distributed on the surface of the pressing plate, so that friction force can be improved, the pressing plate is of the concave cambered surface structure and can be tightly attached to the auxiliary rope, the protection effect is improved, and clamping force is larger.
(3) According to the safety brake driver for the mining lifting falling protector cage, the main ropes can be cleaned through the brushes and lubricated through the lubricating mechanism, so that friction among the main ropes is reduced, the aging time of the main ropes is prolonged, the main ropes are prevented from being corroded, and the main ropes are prevented from being broken fundamentally.
Drawings
The invention is further illustrated with reference to the following figures and examples.
FIG. 1 is a schematic structural diagram of a preferred embodiment of a safety brake actuator of a mine lifting fall arrester cage according to the invention;
FIG. 2 is a schematic view of the internal structure of the first container shown in FIG. 1;
FIG. 3 is a schematic structural view of the lubrication mechanism shown in FIG. 2;
FIG. 4 is a longitudinal sectional view of the second box shown in FIG. 1;
FIG. 5 is a schematic view of the platen shown in FIG. 4;
FIG. 6 is a cross-sectional view of the second case shown in FIG. 4;
Fig. 7 is a schematic structural view of the protection mechanism shown in fig. 1.
In the figure: 1. the device comprises an outer protective frame, 2, a lifting mechanism, 21, a lifting motor, 22, a first winding drum, 23, a main rope, 24, a mounting plate, 3, a first box body, 4, a second box body, 41, a liquid inlet joint, 42, a circulation groove, 43, a hydraulic chamber, 5, a hydraulic oil tank, 51, an oil well pump, 6, a protection mechanism, 61, a fixing plate, 62, a second winding drum, 63, a torsion spring, 64, an auxiliary rope, 7, a buffer mechanism, 71, a first connecting plate, 72, a spring, 73, a second connecting plate, 8, a maintenance mechanism, 81, a mounting plate, 82, a bottom plate, 83, a lubricating mechanism, 831, a third box body, 832, a liquid storage chamber, 833, a plugging plate, 834, a rotating wheel, 835, a sponge pad, 836, a sponge rod, 84, a rotating motor, 85, a hairbrush, 9, a pressing plate, 91, a rubber head, 9a, a tank, 9b, a switch box, 9c and.
Detailed Description
In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.
As shown in fig. 1-7, the safety brake driver for the mining lifting safety catcher cage comprises an outer protective frame 1, a cage 9a, a switch box 9b, a lifting mechanism 2, a first box body 3, a second box body 4, a hydraulic oil tank 5, a protection mechanism 6, a buffer mechanism 7, a maintenance mechanism 8, a pressure plate 9 and a fixing rod 9c, wherein the lifting mechanism 2 is installed at the top of the outer protective frame 1, and the lifting mechanism 2 is used for lifting the cage 9 a; the protection mechanism 6 is mounted on the bottom surface of the lifting mechanism 2, and the protection mechanism 6 is used for emergency locking protection; the second box body 4 penetrates through the bottom of the protection mechanism 6, the pressing plate 9 is arranged inside the second box body 4, and the pressing plate 9 is used for pressing a rope; the first box body 3 penetrates through the bottom of the lifting mechanism 2, the maintenance mechanism 8 is installed inside the first box body 3, and the maintenance mechanism 8 is used for maintaining a steel rope; the first box body 3 and the second box body 4 are both fixedly connected with the outer protective frame 1 through the fixing rod 9 c; the hydraulic oil tank 5 is communicated with the second box body 4; the bottom surface of cage 9a is installed buffer gear 7, buffer gear 7 is used for right cage 9a cushions.
Specifically, as shown in fig. 1, the lifting mechanism 2 includes a lifting motor 21, a first reel 22, a main rope 23, and a mounting plate 24, the mounting plate 24 is fixedly connected to the outer protective frame 1, the first reel 22 is vertically mounted on a top surface of the mounting plate 24, the main rope 23 is wound around an outer wall of the first reel 22, the main rope 23 penetrates through a center of the mounting plate 24, the main rope 23 is fixedly connected to the cage 9a, and the first reel 22 is rotatably connected to the lifting motor 21; can drive cage 9a up-and-down motion through hoist mechanism 2, realize the transportation of goods.
Specifically, as shown in fig. 7, four protection mechanisms 6 are arranged in a rectangular array, each protection mechanism 6 includes a fixing plate 61, a second winding drum 62, a torsion spring 63 and an auxiliary rope 64, the fixing plate 61 is vertically arranged on the bottom surface of the mounting plate 24, the fixing plate 61 is rotatably connected to the second winding drum 62, the torsion spring 63 is arranged at the connection position between the second winding drum 62 and the fixing plate 61, the auxiliary rope 64 is wound on the outer wall of the second winding drum 62, and the auxiliary rope 64 is fixedly connected to the cage 9 a; the secondary cord 64 is in a slack state on a daily basis and thus is not pulled apart, and the secondary cord 64 is also wound up when the cage 9a moves upward.
Specifically, as shown in fig. 4, 5 and 6, the auxiliary rope 64 penetrates through the second box body 4, a U-shaped circulation groove 42 is formed in the outer wall of the second box body 4, the circulation groove 42 is communicated with the liquid inlet joint 41, the pressure plate 9 is connected to the inside of the second box body 4 in a sliding manner, the sectional area of the pressure plate 9 is the same as that of the second box body 4, the two pressure plates 9 are symmetrically arranged on two sides of the auxiliary rope 64, a hydraulic chamber 43 is formed between one side of the pressure plate 9, which is far away from the auxiliary rope 64, and the second box body 4, two ends of the circulation groove 42 are respectively communicated with the two hydraulic chambers 43, the side of the pressure plate 9, which is close to the auxiliary rope 64, is of a groove arc structure, and a semicircular rubber head 91 is distributed on the inner wall of the pressure plate 9; can press from both sides tight spacing to vice rope 64 through clamp plate 9, the setting of recess cambered surface design and rubber head 91 can increase frictional force, improves spacing effect.
Specifically, as shown in fig. 2, the maintenance mechanisms 8 are symmetrically arranged on the inner wall of the first box body 3, each maintenance mechanism 8 includes an installation plate 81, a bottom plate 82, a lubrication mechanism 83, a rotating motor 84 and a brush 85, the installation plate 81 is fixedly connected with the inner wall of the first box body 3, the installation plate 81 is rotatably connected with the middle part of the bottom plate 82, the side wall of the bottom plate 82 is connected with the rotating motor 84, the lubrication mechanism 83 is vertically arranged at one end of the bottom plate 82, and the brushes 85 are vertically distributed at the other end of the bottom plate 82; the main rope 23 can be cleaned by the brush 85, and the main rope 23 can be lubricated by the lubricating mechanism 83.
specifically, as shown in fig. 3, the lubricating mechanism 83 includes a third box 831, a liquid storage chamber 832, a blocking plate 833, a rotating wheel 834, a sponge pad 835 and a sponge rod 836, the third box 831 is fixedly connected to the mounting plate 81, the liquid storage chamber 832 is formed in a bottom layer inside the third box 831, the blocking plate 833 is disposed at a top of the liquid storage chamber 832, the sponge rod 836 penetrates through a center of the blocking plate 833, a bottom end of the sponge rod 836 extends into the bottom layer of the liquid storage chamber 832, the sponge pad 835 is connected to a top end of the sponge rod 836, the sponge pad 835 is attached to an outer wall of the rotating wheel 834, the rotating wheel 834 is rotatably connected to an inner wall of the third box 831, and a third portion of the rotating wheel 834 extends out of the third box 831; the sponge cushion 835 and the sponge rod 836 are arranged to ensure that lubricating oil can be continuously supplemented to the smearing position, the rotating wheel 834 can lubricate and smear the main rope 23, and the blocking plate 833 can prevent the oil from leaking.
Specifically, as shown in fig. 1, the top surface of the hydraulic oil tank 5 is communicated with an oil pump 51, the oil pump 51 is communicated with a liquid storage chamber 832 and a hydraulic chamber 43, the oil pump 51 is electrically connected with the switch box 9b, and the switch box 9b is electrically connected with the lifting motor 21 and the rotating motor 84; the oil pump 51 can pump hydraulic oil to various positions.
Specifically, as shown in fig. 1, the buffering mechanism 7 includes a first connecting plate 71, springs 72 and a second connecting plate 73, the first connecting plate 71 is disposed on the bottom surface of the cage 9a, the springs 72 are vertically distributed on the bottom surface of the first connecting plate 71 in a rectangular array, and the second connecting plate 73 is disposed at the bottom end of the springs 72; the buffer mechanism 7 can reduce the impact force when the cage 9a falls down, and protect people and machines.
the plurality of auxiliary ropes 64 are arranged outside the main rope 23, the auxiliary ropes 64 have no tensile force on the cage 9a and are in a loose state in daily work, when the main rope 23 is broken, the pressing plate 9 can be driven by hydraulic oil to move, so that the auxiliary ropes 64 are clamped and limited, rapid anti-falling protection is realized, and the protection equipment has a simpler structure and more stable and reliable clamping force through hydraulic force propulsion; the rubber heads 91 are distributed on the surface of the pressing plate 9, so that friction force can be improved, and the pressing plate 9 is of a concave cambered surface structure and can be tightly attached to the auxiliary rope 64, so that the protection effect is improved, and the clamping force is larger; the main rope 23 can be cleaned through the brush 85 and lubricated through the lubricating mechanism 83, so that friction between the main ropes 23 is reduced, the aging time of the main ropes 23 is delayed, the main ropes 23 are prevented from being rusted, and the main ropes 23 are prevented from being broken fundamentally. The method specifically comprises the following steps:
(1) During daily work, the lifting motor 21 drives the first winding drum 22 to rotate, so that the cage 9a is driven to move up and down through the main rope 23, the auxiliary rope 64 is driven to move down and compress the torsion spring 63 in the downward movement process of the cage 9a, the torsion spring 63 only provides small reverse tension, so that the auxiliary rope 64 is in a loose state, the possibility of breaking is avoided, and when the cage 9a moves up, the torsion spring 63 drives the auxiliary rope 64 to be wound on the second winding drum 62;
(2) in the movement process of the main rope 23, the brush 85 can scrape the main rope 23 passing by, so that the main rope 23 is kept in a clean state, the main rope 23 is prevented from being rubbed by dirt when being wound, the abrasion of the main rope 23 is reduced, a worker can start the rotating motor 84 to drive the bottom plate 82 to rotate at intervals, the brush 85 is far away from the auxiliary rope 64, the rotating wheel 834 is in contact with the auxiliary rope 64, the sponge rod 836 can absorb lubricating oil in the liquid storage chamber 832 and then immerse the lubricating oil into the sponge cushion 835, when the rotating wheel 834 rotates, the surface of the rotating wheel 834 can be wiped by the sponge cushion 835, and then the rotating wheel 834 can coat the smeared lubricating oil on the auxiliary rope 64;
(3) When the main rope is broken under the tensile force of the cage 9a, the cage 9a rapidly moves downwards, personnel in the cage 9a can start the oil well pump 51 through the switch box 9b, the oil well pump 51 pumps hydraulic oil out of the hydraulic oil tank 5 to the liquid inlet joint 41 and then enters the two hydraulic chambers 43 through the circulation groove 42, the two pressing plates 9 are inwards extruded under the action of the hydraulic oil, so that the auxiliary rope 64 is clamped and limited, and the rubber head 91 can improve the friction force; when each pressure plate 9 is clamped and limited, the auxiliary rope 64 stops moving downwards, and the cage 9a stops; if the pressure of the pressure plate 9 cannot well realize stop protection, the spring 72 at the bottom can also buffer the cage 9a, so that the impact force is reduced.
According to the invention, the plurality of auxiliary ropes 64 are arranged outside the main rope 23, the auxiliary ropes 64 have no tension to the cage 9a and are in a loose state in daily work, when the main rope 23 is broken, the hydraulic oil can drive the pressing plate 9 to move, so that the auxiliary ropes 64 are clamped and limited, the rapid anti-falling protection is realized, and the hydraulic pressure propulsion can make the protection equipment structure simpler and the clamping force more stable and reliable; the rubber heads 91 are distributed on the surface of the pressing plate 9, so that friction force can be improved, and the pressing plate 9 is of a concave cambered surface structure and can be tightly attached to the auxiliary rope 64, so that the protection effect is improved, and the clamping force is larger; the main rope 23 can be cleaned through the brush 85 and lubricated through the lubricating mechanism 83, so that friction between the main ropes 23 is reduced, the aging time of the main ropes 23 is delayed, the main ropes 23 are prevented from being rusted, and the main ropes 23 are prevented from being broken fundamentally.
The motor is an LF260 type produced by Shenzhen Longhui motor Limited and a related power supply and a related circuit thereof; the oil pump 51 is made of XD-010 type produced by Shanghai spring pump company Limited and its related power supply and circuit.
The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and the embodiments and descriptions given above are only illustrative of the principles of the present invention, and various changes and modifications may be made without departing from the spirit and scope of the invention, which fall within the scope of the claims. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (3)
1. The utility model provides a mining promotion safety hook cage safety braking driver, includes outer cage (1), cage (9a) and switch box (9b), its characterized in that: the cage lifting device is characterized by further comprising a lifting mechanism (2), a first box body (3), a second box body (4), a hydraulic oil tank (5), a protection mechanism (6), a buffer mechanism (7), a maintenance mechanism (8), a pressing plate (9) and a fixing rod (9c), wherein the lifting mechanism (2) is installed at the top of the outer protective frame (1), and the lifting mechanism (2) is used for lifting the cage (9 a); the protection mechanism (6) is mounted on the bottom surface of the lifting mechanism (2), and the protection mechanism (6) is used for emergency locking protection; the second box body (4) penetrates through the bottom of the protection mechanism (6), the pressing plate (9) is arranged inside the second box body (4), and the pressing plate (9) is used for pressing a rope; the first box body (3) penetrates through the bottom of the lifting mechanism (2), the maintenance mechanism (8) is installed inside the first box body (3), and the maintenance mechanism (8) is used for maintaining the steel rope; the first box body (3) and the second box body (4) are fixedly connected with the outer protective frame (1) through the fixing rod (9 c); the hydraulic oil tank (5) is communicated with the second box body (4); the buffer mechanism (7) is mounted on the bottom surface of the cage (9a), and the buffer mechanism (7) is used for buffering the cage (9 a);
the lifting mechanism (2) comprises a lifting motor (21), a first winding drum (22), a main rope (23) and a mounting plate (24), the mounting plate (24) is fixedly connected with the outer protective frame (1), the first winding drum (22) is vertically mounted on the top surface of the mounting plate (24), the main rope (23) is wound on the outer wall of the first winding drum (22), the main rope (23) penetrates through the center of the mounting plate (24), the main rope (23) is fixedly connected with the cage (9a), and the first winding drum (22) is rotatably connected with the lifting motor (21);
The four protection mechanisms (6) are arranged in a rectangular array, each protection mechanism (6) comprises a fixing plate (61), a second winding drum (62), a torsion spring (63) and an auxiliary rope (64), the fixing plates (61) are vertically arranged on the bottom surface of the mounting plate (24), the fixing plates (61) are rotatably connected with the second winding drums (62), the torsion springs (63) are arranged at the joints of the second winding drums (62) and the fixing plates (61), the auxiliary ropes (64) are wound on the outer walls of the second winding drums (62), and the auxiliary ropes (64) are fixedly connected with the cage (9 a);
the auxiliary rope (64) penetrates through the second box body (4), a U-shaped circulation groove (42) is formed in the outer wall of the second box body (4), the circulation groove (42) is communicated with the liquid inlet joint (41), the pressure plate (9) is connected inside the second box body (4) in a sliding way, the sectional area of the pressing plates (9) is the same as that of the second box body (4), the two pressing plates (9) are symmetrically arranged at two sides of the auxiliary rope (64), the side of the pressure plate (9) departing from the auxiliary rope (64) and the second box body (4) form a hydraulic chamber (43), two ends of the circulation groove (42) are respectively communicated to the two hydraulic chambers (43), the side surface of the pressure plate (9) close to the auxiliary rope (64) is of a groove cambered surface structure, semicircular rubber heads (91) are distributed on the inner wall of the pressure plate (9);
the maintenance mechanism (8) is symmetrically arranged on the inner wall of the first box body (3), the maintenance mechanism (8) comprises an installation plate (81), a bottom plate (82), a lubricating mechanism (83), a rotating motor (84) and a brush (85), the installation plate (81) is fixedly connected with the inner wall of the first box body (3), the installation plate (81) is rotatably connected with the middle part of the bottom plate (82), the rotating motor (84) is connected with the side wall of the bottom plate (82), the lubricating mechanism (83) is vertically arranged at one end of the bottom plate (82), and the brush (85) is vertically distributed at the other end of the bottom plate (82);
The lubricating mechanism (83) comprises a third box body (831), a liquid storage chamber (832), a blocking plate (833), a rotating wheel (834), a sponge pad (835) and a sponge rod (836), the third box body (831) is fixedly connected with the mounting plate (81), a liquid storage chamber (832) is arranged at the bottom layer inside the third box body (831), the top of the liquid storage chamber (832) is provided with the blocking plate (833), the center of the blocking plate (833) is penetrated with the sponge rod (836), the bottom end of the sponge rod (836) extends into the bottom layer of the liquid storage chamber (832), the top end of the sponge bar (836) is connected with the sponge pad (835), the sponge pad (835) is mutually jointed with the outer wall of the rotating wheel (834), the rotating wheel (834) is rotationally connected with the inner wall of the third box body (831), one third part of the rotating wheel (834) extends out of the third box body (831).
2. The mining lifting fall arrester cage safety brake actuator of claim 1, characterized in that: the top surface of the hydraulic oil tank (5) is communicated with an oil well pump (51), the oil well pump (51) is communicated to a liquid storage chamber (832) and a hydraulic chamber (43), the oil well pump (51) is electrically connected with the switch box (9b), and the switch box (9b) is electrically connected with the lifting motor (21) and the rotating motor (84).
3. The mining lifting fall arrester cage safety brake actuator of claim 1, characterized in that: buffer gear (7) include first connecting plate (71), spring (72) and second connecting plate (73), the bottom surface of cage (9a) is equipped with first connecting plate (71), the bottom surface of first connecting plate (71) is rectangular array vertical distribution has spring (72), the bottom of spring (72) is equipped with second connecting plate (73).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810956602.2A CN109019235B (en) | 2018-08-21 | 2018-08-21 | Safety braking driver for cage of mining lifting falling protector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810956602.2A CN109019235B (en) | 2018-08-21 | 2018-08-21 | Safety braking driver for cage of mining lifting falling protector |
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| Publication Number | Publication Date |
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| CN109019235A CN109019235A (en) | 2018-12-18 |
| CN109019235B true CN109019235B (en) | 2019-12-10 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810956602.2A Active CN109019235B (en) | 2018-08-21 | 2018-08-21 | Safety braking driver for cage of mining lifting falling protector |
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Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110482367B (en) * | 2019-09-02 | 2020-12-18 | 浙江昌新生物纤维股份有限公司 | Emergency brake device for elevator |
| CN110835037A (en) * | 2019-11-26 | 2020-02-25 | 徐州铁手五金工具制造有限公司 | Mine hoisting equipment |
| CN114684688B (en) * | 2022-04-28 | 2023-12-19 | 咸宁职业技术学院 | Hydraulic lifting device for building installation |
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| GB498513A (en) * | 1937-06-08 | 1939-01-09 | Wilhelm Kochmann | Improvements in or relating to gas-pressure brakes |
| JPS5620271B2 (en) * | 1973-10-08 | 1981-05-12 | ||
| CN1024337C (en) * | 1990-01-18 | 1994-04-27 | 中国矿业大学 | Friction braking method and device for elevator |
| CN1789102B (en) * | 2004-12-17 | 2010-12-08 | 中国建筑科学研究院建筑机械化研究分院 | Elevator overspeed protecting device |
| CN204280955U (en) * | 2014-12-04 | 2015-04-22 | 菱电电梯有限公司 | A kind of lift car shock absorber |
| CN205555823U (en) * | 2015-08-14 | 2016-09-07 | 康达电梯有限公司 | Bbservation elevator's drive arrangement |
| CN107311038A (en) * | 2017-08-08 | 2017-11-03 | 无锡宝宏船舶机械有限公司 | Possesses the lifting dolly of wire rope fiction drive cleaning function |
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