CN111847292A - Electric capstan with improved structure - Google Patents

Electric capstan with improved structure Download PDF

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Publication number
CN111847292A
CN111847292A CN202010848057.2A CN202010848057A CN111847292A CN 111847292 A CN111847292 A CN 111847292A CN 202010848057 A CN202010848057 A CN 202010848057A CN 111847292 A CN111847292 A CN 111847292A
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CN
China
Prior art keywords
rotating shaft
plate
round pipe
circular tube
ratchet wheel
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN202010848057.2A
Other languages
Chinese (zh)
Inventor
查志敏
张惠
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Zhejiang Ocean University ZJOU
Original Assignee
Zhejiang Ocean University ZJOU
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Zhejiang Ocean University ZJOU filed Critical Zhejiang Ocean University ZJOU
Priority to CN202010848057.2A priority Critical patent/CN111847292A/en
Publication of CN111847292A publication Critical patent/CN111847292A/en
Pending legal-status Critical Current

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Classifications

    • 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
    • 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
    • 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66D—CAPSTANS; WINCHES; TACKLES, e.g. PULLEY BLOCKS; HOISTS
    • B66D5/00—Braking or detent devices characterised by application to lifting or hoisting gear, e.g. for controlling the lowering of loads
    • B66D5/02—Crane, lift hoist, or winch brakes operating on drums, barrels, or ropes
    • B66D5/026—Fluid-resistance brakes
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66D—CAPSTANS; WINCHES; TACKLES, e.g. PULLEY BLOCKS; HOISTS
    • B66D5/00—Braking or detent devices characterised by application to lifting or hoisting gear, e.g. for controlling the lowering of loads
    • B66D5/02—Crane, lift hoist, or winch brakes operating on drums, barrels, or ropes
    • B66D5/16—Crane, lift hoist, or winch brakes operating on drums, barrels, or ropes for action on ropes or cables
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66D—CAPSTANS; WINCHES; TACKLES, e.g. PULLEY BLOCKS; HOISTS
    • B66D5/00—Braking or detent devices characterised by application to lifting or hoisting gear, e.g. for controlling the lowering of loads
    • B66D5/32—Detent devices
    • B66D5/34—Detent devices having latches
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02N—ELECTRIC MACHINES NOT OTHERWISE PROVIDED FOR
    • H02N2/00—Electric machines in general using piezoelectric effect, electrostriction or magnetostriction
    • H02N2/18—Electric machines in general using piezoelectric effect, electrostriction or magnetostriction producing electrical output from mechanical input, e.g. generators
    • H02N2/185—Electric machines in general using piezoelectric effect, electrostriction or magnetostriction producing electrical output from mechanical input, e.g. generators using fluid streams
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66D—CAPSTANS; WINCHES; TACKLES, e.g. PULLEY BLOCKS; HOISTS
    • B66D2700/00—Capstans, winches or hoists
    • B66D2700/01—Winches, capstans or pivots
    • B66D2700/0125—Motor operated winches
    • B66D2700/0141—Electrically actuated
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66D—CAPSTANS; WINCHES; TACKLES, e.g. PULLEY BLOCKS; HOISTS
    • B66D2700/00—Capstans, winches or hoists
    • B66D2700/03—Mechanisms with latches or braking devices in general for capstans, hoists or similar devices as well as braking devices actuated electrically or by fluid under pressure

Abstract

The invention provides an electric winch with an improved structure, and belongs to the technical field of winch equipment. The invention comprises a base, a rotating shaft, a driving motor, a first round pipe, a plurality of grooves and an anti-reversing mechanism, wherein the rotating shaft is horizontally arranged on the base through a seat plate in a rotating manner, the driving motor is fixedly arranged on the base and is in transmission connection with the rotating shaft, two ends of the first round pipe are respectively fixedly provided with a side plate, one side plate is fixedly connected with one end of the rotating shaft, the first round pipe and the rotating shaft are coaxially arranged, the outer side of the first round pipe is provided with a plurality of rubber bumps, the plurality of grooves are circumferentially arranged on the outer side of the first round pipe, the length direction of the grooves is consistent with that of the first round pipe, a telescopic air bag is arranged in each groove, the outer side of each telescopic air bag extends out of the outer side wall of the first round pipe, the telescopic air bags are filled with liquid. The invention can improve the antiskid performance of the winding drum and prevent the winding drum from reversing and damaging the driving motor.

Description

Electric capstan with improved structure
Technical Field
The invention belongs to the technical field of marine winches, and relates to an electric winch with an improved structure.
Background
The winch is a small-sized hoisting device for hoisting or pulling heavy objects by winding a steel wire rope on a winding drum, can be used independently, can also be used as a component part in machinery such as hoisting, road building, mine hoisting and the like, is widely applied due to simple operation, large rope winding amount and convenient movement, and is mainly applied to material lifting or flat dragging of buildings, hydraulic engineering, forestry, mines, wharfs and the like.
Winding wire rope on the reel, when the capstan winch need promote the heavy object, the motor drives the reel and rotates, and rolling wire rope because wire rope and reel's area of contact is limited, when the heavy object, reel and wire rope take place to skid easily for the heavy object slides down suddenly, causes the damage to the motor easily, and the security is relatively poor moreover.
Disclosure of Invention
The invention aims to solve the problems in the prior art, and provides an electric capstan with an improved structure, which can improve the anti-skid performance of a winding drum and prevent the winding drum from reversing and damaging a driving motor.
The purpose of the invention can be realized by the following technical scheme:
an electric capstan of improved structure, comprising: a base;
the rotating shaft is horizontally and rotatably arranged on the base through the seat plate;
the driving motor is fixedly arranged on the base and is in transmission connection with the rotating shaft;
the rubber sealing device comprises a first round pipe, wherein two ends of the first round pipe are fixedly provided with side plates, one side plate is fixedly connected with one end of a rotating shaft, the first round pipe and the rotating shaft are coaxially arranged, and the outer side of the first round pipe is provided with a plurality of rubber bumps;
the first round pipe is provided with a plurality of grooves along the circumferential direction, the length direction of the first round pipe is consistent with that of the first round pipe, the grooves are internally provided with telescopic air bags, the outer sides of the telescopic air bags extend out of the outer side wall of the first round pipe, and the telescopic air bags are filled with liquid;
the anti-reversing mechanism is arranged on the base, and when the rotating shaft rotates anticlockwise, the anti-reversing mechanism can prevent the rotating shaft from reversing.
In the above-described electric capstan with an improved structure, the anti-reverse mechanism includes:
the ratchet wheel is coaxially and fixedly arranged on the rotating shaft, and the ratchet teeth of the ratchet wheel bend towards the clockwise direction;
the second circular pipe is fixedly arranged on the base through two supporting legs, the second circular pipe is coaxially arranged on the outer side of the rotating shaft, a pawl is hinged to the inner side wall of the second circular pipe, and the outer end of the pawl is inserted into two ratchet teeth of the ratchet wheel;
the adjusting mechanism is arranged on the second round pipe, when the rotating shaft rotates anticlockwise, the adjusting mechanism can enable the outer end of the pawl to be tightly attached to the ratchet wheel, and when the rotating shaft rotates clockwise, the adjusting mechanism can enable the outer end of the pawl to be far away from the ratchet wheel.
In the above-described electric capstan in an improved structure, the adjusting mechanism includes:
the through hole is formed in the side wall of the second circular pipe;
the sliding rod is inserted into the through hole, one end of the sliding rod extends into the second circular pipe, a limiting plate is fixedly arranged at the end part of the sliding rod, the other end of the sliding rod extends out of the second circular pipe, and the size of the limiting plate is larger than that of the through hole;
one end of the compression spring is fixedly connected to the limiting plate, the other end of the compression spring is fixedly connected to one side, away from the ratchet wheel, of the pawl, and when the limiting plate is in contact with the inner side wall of the second circular tube, the pawl is away from the ratchet wheel;
and the fixing structure is arranged on the screw rod, and the fixing structure can fix the screw rod at any position on the second circular pipe.
In the above-described electric winch of an improved structure, the fixing structure includes:
and the second nut is provided with an external thread and is connected with the sliding rod through the external thread.
In the electric capstan with the improved structure, the liquid filled in the telescopic air bag is magnetorheological fluid, the bottom of the groove is fixedly provided with an electromagnet, the base is provided with a controller, the inclined surface of the pawl close to one end of the ratchet wheel is provided with a pressure sensor, the pressure sensor is electrically connected with the electromagnet through the controller, and the electromagnet is electrically connected with an external power supply.
In the above electric capstan with an improved structure, a plurality of reinforcing plates are vertically arranged on the inner side wall of the first circular tube along the circumferential direction, and the long side direction of each reinforcing plate is consistent with the length direction of the first circular tube.
In the electric capstan with the improved structure, the first circular tube is filled with liquid, the two sides of the reinforcing plates are provided with the pressure generating pieces, the base is provided with the storage battery, and the pressure generating pieces are electrically connected with the storage battery.
In foretell electric capstan of improvement structure, two the upper end of supporting leg is connected with the connecting rod, the connecting rod is improved level and is equipped with the fixed plate, the fixed plate is located the top of two curb plates, the below of fixed plate is provided with the arc clamp plate through elevation structure, the length direction of arc clamp plate is unanimous with the length direction of first pipe, elevation structure can drive the arc clamp plate and reciprocate to fix it in the optional position.
In the above-mentioned electric capstan with improved structure, the lifting structure includes:
the fixing plate is provided with a threaded hole, the threaded hole is connected with the threaded hole in a threaded manner, the lower end of the threaded rod is rotatably connected with the upper side face of the arc-shaped pressing plate, and the upper end of the threaded rod extends to the position above the fixing plate;
the fixing plate is provided with a through hole, the vertical rod is inserted into the through hole, the upper end of the vertical rod extends out of the fixing plate, the end part of the vertical rod is fixedly provided with a sealing plate, and the lower end of the vertical rod is fixedly connected with the lower side face of the arc-shaped pressing plate.
In the above electric capstan with an improved structure, a rubber plate is disposed on the lower side of the arc-shaped pressing plate.
Compared with the prior art, the invention has the following advantages:
1. the steel wire rope is wound on the first circular pipe, the steel wire rope extrudes the telescopic air bag in the groove, the telescopic air bag is deformed under pressure, the contact area between the steel wire rope and the first circular pipe is increased, the friction force is improved, when the winch lifts a heavy object, the driving motor is started to drive the first circular pipe to rotate, the steel wire rope is wound, and the first circular pipe is provided with a plurality of rubber bumps, so that the steel wire rope is prevented from slipping; in addition, when a heavy weight is lifted, the anti-reverse mechanism can prevent the rotating shaft from reversing, damage the motor and even cause the weight to fall off, so that safety accidents are caused;
2. when the steel wire rope on the first circular tube needs to be lowered, the adjusting mechanism is started, the outer end of the pawl is far away from the ratchet wheel, the ratchet wheel and the rotating shaft can rotate forwards and backwards, the driving motor is started to drive the first circular tube to rotate, the steel wire rope is released downwards, when a heavy object needs to be lifted, the adjusting mechanism is started, the outer end of the pawl is tightly attached to the ratchet wheel, the driving motor is started to drive the rotating shaft to rotate, the ratchet wheel on the rotating shaft rotates along the outer end of the pawl, the first circular tube rotates to wind the steel wire rope, when the driving motor suddenly loses power, the heavy object loses tension and falls down, reverse impact is given to the rotating shaft, the pawl limits reverse rotation;
3. when the steel wire rope on the first circular tube needs to be released, the sliding rod is released through the fixing structure, the sliding rod is pulled to slide towards the outside of the second circular tube along the through hole, the pressing spring drives the outer end of the pawl to be away from the ratchet wheel, so that the ratchet wheel and the rotating shaft can rotate forward and backward, the steel wire rope is convenient to release, when a heavy object needs to be lifted, the sliding rod is pushed to slide towards the inside of the second circular tube, the outer end of the pawl is pushed to cling to the ratchet wheel through the pressing spring, the sliding rod is fixed through the fixing structure, the sliding rod is prevented from sliding towards the outside of the second circular tube, when the ratchet wheel rotates anticlockwise, the outer end of the pawl relatively rotates along the ratchet wheel of the ratchet wheel, the pressing spring continuously contracts, when;
4. when the winch lifts a heavy object, the first circular tube and the rotating shaft are reversed, the outer ends of the ratchet wheel and the pawl are extruded, the pressure sensor sends a signal to the controller, the controller starts the electromagnet, the fluid resistance of the magnetorheological fluid is increased, the shape of the telescopic air bag is relatively fixed, the friction force between the steel wire rope and the first circular tube is increased, and the steel wire rope is prevented from slipping;
5. the hollow arrangement of the first round pipe reduces the overall weight of the winch, is convenient to carry, and the reinforcing plate is added in the first round pipe, so that the structural strength of the first round pipe is improved, and the first round pipe is prevented from being deformed under pressure; in addition, because the first circular tube is filled with liquid, when the first circular tube rotates, the liquid continuously impacts the pressure power generation sheet on the reinforcing plate, the pressure power generation sheet generates electric energy, and the electric energy is stored in the storage battery, so that energy recovery is realized, and the environment is protected;
6. when the winch needs to pull a heavy object, the steel wire rope drives the arc-shaped pressing plate to move downwards through the lifting structure after being released to the designated length, so that the steel wire rope on the first circular pipe is pressed, the steel wire rope is prevented from sliding relatively, and the working stability of the winch is improved.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a cross-sectional view taken at A-A of FIG. 1;
FIG. 3 is a cross-sectional view taken at B-B of FIG. 1;
fig. 4 is a cross-sectional view at C-C in fig. 1.
In the figure, 1, side plate; 2. a reinforcing plate; 21. a pressure generating sheet; 3. a first circular tube; 31. a groove; 311. an electromagnet; 32. rubber bumps; 33. a telescopic air bag; 331. magnetorheological fluid; 4. a drive motor; 41. a rotating shaft; 411. a ratchet wheel; 42. a base; 421. supporting legs; 422. a connecting rod; 5. a second circular tube; 51. perforating; 52. a slide bar; 521. a limiting plate; 522. an external thread; 53. a second nut; 54. a compression spring; 55. a pawl; 551. a pressure sensor; 6. a controller; 7. a storage battery; 8. a fixing plate; 81. a through hole; 82. a threaded hole; 9. an arc-shaped pressing plate; 91. a screw; 92. a vertical rod; 921. and (7) closing the plate.
Detailed Description
The following are specific embodiments of the present invention and are further described with reference to the drawings, but the present invention is not limited to these embodiments.
As shown in fig. 1 to 4, an electric capstan with an improved structure comprises a base 42, a rotating shaft 41, a driving motor 4, a first circular tube 3, a plurality of grooves 31 and an anti-reverse mechanism.
The rotating shaft 41 is horizontally and rotatably arranged on the base 42 through a seat plate.
The driving motor 4 is fixedly arranged on the base 42, and an output shaft of the driving motor 4 is fixedly connected with the rotating shaft 41.
Curb plate 1 has all coaxially set firmly at the both ends of first pipe 3, and one of them curb plate 1 links firmly with the one end of pivot 41, first pipe 3 and the coaxial setting of pivot 41, the outside of first pipe 3 is equipped with a plurality of rubber bump 32.
A plurality of recess 31 sets up in the outside of first pipe 3 along circumference, the length direction of recess 31 is unanimous with the length direction of first pipe 3, be equipped with flexible gasbag 33 in the recess 31, the lateral wall of first pipe 3 is stretched out in the outside of flexible gasbag 33, the flexible gasbag 33 is filled with liquid.
The anti-reverse mechanism is disposed on the base 42, and when the rotating shaft 41 rotates counterclockwise, the anti-reverse mechanism can prevent the rotating shaft 41 from reversing.
The steel wire rope is wound on the first circular pipe 3, the steel wire rope extrudes the telescopic air bag 33 in the groove 31, the telescopic air bag 33 deforms under pressure, the contact area between the steel wire rope and the first circular pipe 3 is increased, the friction force is improved, when the winch lifts a heavy object, the driving motor 4 is started to drive the first circular pipe 3 to rotate, the steel wire rope is wound, and the first circular pipe 3 is provided with a plurality of rubber bumps 32, so that the steel wire rope is prevented from slipping; in addition, when lifting a heavy object, the anti-reverse mechanism can prevent the rotating shaft 41 from reversing, damaging the motor and even dropping a heavy object, which causes a safety accident.
Specifically, the anti-reverse mechanism comprises a ratchet 411, a second circular tube 5 and an adjusting mechanism.
The ratchet wheel 411 is coaxially fixed on the rotating shaft 41, and the ratchet teeth of the ratchet wheel 411 are bent towards the clockwise direction.
The second circular tube 5 is fixedly arranged on the base 42 through two support legs 421, the second circular tube 5 is coaxially arranged on the outer side of the rotating shaft 41, a pawl 55 is hinged to the inner side wall of the second circular tube 5, and the outer end of the pawl 55 is inserted into two ratchet teeth of the ratchet wheel 411.
The adjusting mechanism is arranged on the second round tube 5, when the rotating shaft 41 rotates counterclockwise, the adjusting mechanism can enable the outer end of the pawl 55 to be tightly attached to the ratchet wheel 411, and when the rotating shaft 41 rotates clockwise, the adjusting mechanism can enable the outer end of the pawl 55 to be far away from the ratchet wheel 411.
When the steel wire rope on the first circular tube 3 needs to be lowered, the adjusting mechanism is started, the outer end of the pawl 55 is far away from the ratchet wheel 411, the ratchet wheel 411 and the rotating shaft 41 can rotate forwards and backwards, the driving motor 4 is started to drive the first circular tube 3 to rotate, the steel wire rope is released downwards, when a heavy object needs to be lifted, the adjusting mechanism is started, the outer end of the pawl 55 is made to be tightly attached to the ratchet wheel 411, the driving motor 4 is started to drive the rotating shaft 41 to rotate, the ratchet wheel 411 on the rotating shaft 41 rotates along the outer end of the pawl 55, the first circular tube 3 rotates to wind the steel wire rope, when the driving motor 4 loses power suddenly, the heavy object loses tension and falls down, a reverse impact is given to the rotating shaft 41, the pawl 55.
Specifically, the adjustment mechanism includes a through hole 51, a slide rod 52, a hold down spring 54, and a fixed structure.
The through holes 51 are formed in the side wall of the second round tube 5.
The slide rod 52 is inserted into the through hole 51, one end of the slide rod 52 extends into the second circular tube 5, a limit plate 521 is fixedly arranged at the end of the slide rod, the other end of the slide rod extends out of the second circular tube 5, and the size of the limit plate 521 is larger than that of the through hole 51.
One end of the compression spring 54 is fixedly connected to the limiting plate 521, the other end of the compression spring is fixedly connected to one side of the pawl 55 far away from the ratchet wheel 411, and when the limiting plate 521 contacts the inner side wall of the second circular tube 5, the pawl 55 is far away from the ratchet wheel 411.
The fixing structure is arranged on the screw rod 52, and the fixing structure can fix the screw rod 52 at any position on the second circular tube 5.
When the steel wire rope on the first circular tube 3 needs to be released, the sliding rod 52 is released through the fixing structure, the sliding rod 52 is pulled to slide towards the outside of the second circular tube 5 along the through hole 51, the outer end of the pawl 55 is driven to be away from the ratchet wheel 411 through the compression spring 54, the ratchet wheel 55 and the rotating shaft 41 can rotate forward and backward, the steel wire rope is convenient to release, when a heavy object needs to be lifted, the sliding rod 52 is pushed to slide towards the inside of the second circular tube 5, the outer end of the pawl 55 is pushed to cling to the ratchet wheel 411 through the compression spring 54, the sliding rod 52 is fixed through the fixing structure, the sliding rod 52 is prevented from sliding towards the outside of the second circular tube 5, when the ratchet wheel 411 rotates anticlockwise, the outer end of the pawl 55 rotates along the ratchet wheel 411 relatively, the compression spring 54 contracts continuously, when the ratchet wheel 411 rotates clockwise.
Specifically, the fixing structure includes a second nut 53.
The sliding rod 52 is provided with an external thread 522, the second nut 53 is connected to the sliding rod 52 through the external thread 522, the through hole 51 is rectangular, and the cross section of the sliding rod 52 is rectangular.
When the slide rod 52 needs to slide outwards the second circular tube 5, the nut 53 is rotated downwards along the slide rod 52, the slide rod 52 is in the rectangular through hole 51, the slide rod 52 is limited to rotate, the slide rod 52 only can slide outwards, the outer end of the pawl 55 is far away from the ratchet 411, when the slide rod 52 needs to slide inwards the second circular tube 5, the nut 53 is rotated upwards along the slide rod 52, the slide rod 52 only can slide inwards the second circular tube 5 due to the limited rotation of the slide rod 52, the outer end of the pawl 55 is tightly attached to the ratchet 411, and the operation is simple.
Specifically, the liquid contained in the telescopic air bag 33 is magnetorheological fluid 331, the bottom of the groove 31 is fixedly provided with an electromagnet 311, the base 42 is provided with a controller 6, an inclined surface of one end of the pawl 55 close to the ratchet 411 is provided with a pressure sensor 551, the pressure sensor 551 is electrically connected with the electromagnet 311 through the controller 6, and the electromagnet 311 is electrically connected with an external power supply.
When the winch lifts heavy objects, the first circular tube 3 and the rotating shaft 41 are reversed, the outer ends of the ratchet wheel 411 and the pawl 55 are extruded, the pressure sensor 551 sends a signal to the controller 6, the controller 6 starts the electromagnet 311, the fluid resistance of the magnetorheological fluid 331 is increased, the shape of the telescopic air bag 33 is relatively fixed, the friction force between the steel wire rope and the first circular tube 3 is increased, and the steel wire rope is prevented from slipping.
Particularly, be equipped with a plurality of reinforcing plate 2 along circumference vertical on the inside wall of first pipe 3, the long edge direction of reinforcing plate 2 is unanimous with the length direction of first pipe 3.
The hollow setting of first pipe 3 has reduced the whole weight of capstan winch, and the transport of being convenient for increases reinforcing plate 2 in first pipe 3, improves the structural strength of first pipe 3, avoids 3 compressive deformation of first pipe.
Specifically, liquid is filled in the first circular tube 3, the two sides of the plurality of reinforcing plates 2 are provided with pressure power generation pieces 21, the base 42 is provided with a storage battery 7, and the pressure power generation pieces 21 are electrically connected with the storage battery 7.
Because liquid is equipped with in the first pipe, when first pipe rotated, the continuous pressure electricity generation piece that strikes on the reinforcing plate of liquid, pressure electricity generation piece production electric energy, then store in the battery, realize energy recuperation, green.
Particularly, two the upper end of supporting leg 421 is connected with connecting rod 422, connecting rod 422 is improved level and is equipped with fixed plate 8, fixed plate 8 is located the top of two curb plates 1, the below of fixed plate 8 is provided with arc clamp plate 9 through elevation structure, arc clamp plate 9's vertical section is circular-arcly, arc clamp plate 9's length direction and the length direction of first pipe 3 are unanimous, elevation structure can drive arc clamp plate 9 and reciprocate to fix it in the optional position.
When the winch needs to drag a heavy object, the steel wire rope is released to a specified length, and then the arc-shaped pressing plate 9 is driven by the lifting structure to move downwards to press the steel wire rope wound on the first circular tube 3, so that the steel wire rope is prevented from sliding relatively, and the working stability of the winch is improved; in addition, the arc-shaped arc pressing plate 9 can increase the contact area with the steel wire rope, improve the friction force and ensure that the steel wire rope cannot slide.
Specifically, the lifting structure includes a screw 91 and a vertical rod 92.
Threaded holes 82 are formed in the fixing plate 8, the screw 91 is connected in the threaded holes 82 in a threaded mode, the lower end of the screw 91 is rotatably connected with the upper side face of the arc-shaped pressing plate 9, and the upper end of the screw 91 extends to the position above the fixing plate 8.
The fixing plate 8 is provided with a through hole 81, the vertical rod 92 is inserted into the through hole 81, the upper end of the vertical rod 92 extends out of the fixing plate 8, the end part of the vertical rod 92 is fixedly provided with a sealing plate 921, and the lower end of the vertical rod 92 is fixedly connected with the lower side surface of the arc-shaped pressing plate 9.
The vertical rods on the arc-shaped pressing plate 9 play a role in guiding, so that the arc-shaped pressing plate 9 cannot rotate, and the arc-shaped pressing plate 9 can only move up and down by rotating the screw 91; in addition, the position of the arc-shaped pressing plate 9 can be adjusted according to the number of the steel wire ropes wound on the first circular tube 3, so that the arc-shaped pressing plate 9 can always press the steel wire ropes, the steel wire ropes are prevented from slipping, and the application range is wide.
Specifically, the lower side surface of the arc-shaped pressing plate 9 is provided with a rubber plate.
When the arc-shaped pressing plate 9 contacts the steel wire rope on the first circular tube 3, the steel wire rope extrudes the rubber plate on the lower side surface, so that the rubber plate deforms and is concave inwards, the contact area with the steel wire rope is increased, the friction force is improved, and the steel wire rope is prevented from being polished; in addition, after the rubber plate is greatly abraded, the rubber plate can be replaced at any time, the trouble of replacing the arc-shaped pressing plate 9 is avoided, and the maintenance cost is reduced.
In the description of this patent, it is to be understood that the terms "upper", "lower", "inner", "outer", and the like, as used herein, refer to an orientation or positional relationship based on that shown in the drawings, which is for convenience in describing the patent and to simplify the description, and do not indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be considered limiting of the patent.
The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications or additions may be made to the described embodiments or alternatives may be employed by those skilled in the art without departing from the spirit or ambit of the invention as defined in the appended claims.

Claims (10)

1. An electric capstan of improved structure, comprising: a base (42);
the rotating shaft (41) is horizontally and rotatably arranged on the base (42) through the seat plate;
the driving motor (4), the said driving motor (4) is fixed on base (42), the said driving motor (4) and spindle (41) are connected in transmission;
the rubber sealing ring comprises a first round pipe (3), wherein side plates (1) are fixedly arranged at two ends of the first round pipe (3), one side plate (1) is fixedly connected with one end of a rotating shaft (41), the first round pipe (3) and the rotating shaft (41) are coaxially arranged, and a plurality of rubber bumps (32) are arranged on the outer side of the first round pipe (3);
the plurality of grooves (31) are formed in the outer side of the first circular tube (3) along the circumferential direction, the length direction of the grooves (31) is consistent with that of the first circular tube (3), telescopic air bags (33) are arranged in the grooves (31), the outer sides of the telescopic air bags (33) extend out of the outer side wall of the first circular tube (3), and the telescopic air bags (33) are filled with liquid;
the anti-reverse mechanism is arranged on the base (42), and when the rotating shaft (41) rotates, the anti-reverse mechanism can prevent the rotating shaft (41) from reversing.
2. The improved structure of the electric capstan according to claim 1, wherein said anti-reverse mechanism comprises:
the ratchet wheel (411) is coaxially and fixedly arranged on the rotating shaft (41), and the ratchet teeth of the ratchet wheel (411) are bent towards the clockwise direction;
the second round pipe (5) is fixedly arranged on the base (42) through two supporting legs (421), the second round pipe (5) is coaxially arranged on the outer side of the rotating shaft (41), a pawl (55) is hinged to the inner side wall of the second round pipe (5), and the outer end of the pawl (55) is inserted into two ratchet teeth of the ratchet wheel (411);
the adjusting mechanism is arranged on the second round pipe (5), when the rotating shaft (41) rotates anticlockwise, the adjusting mechanism can enable the outer end of the pawl (55) to be attached to the ratchet wheel (411), and when the rotating shaft (41) rotates clockwise, the adjusting mechanism can enable the outer end of the pawl (55) to be far away from the ratchet wheel (411).
3. The improved structure of the electric winch according to claim 2, wherein the adjusting mechanism comprises:
the through hole (51) is formed in the side wall of the second round pipe (5);
the sliding rod (52) is inserted into the through hole (51), one end of the sliding rod (52) extends into the second circular tube (5), a limiting plate (521) is fixedly arranged at the end of the sliding rod, the other end of the sliding rod extends out of the second circular tube (5), and the size of the limiting plate (521) is larger than that of the through hole (51);
one end of the compression spring (54) is fixedly connected to the limiting plate (521), the other end of the compression spring (54) is fixedly connected to one side, away from the ratchet wheel (411), of the pawl (55), and when the limiting plate (521) is in contact with the inner side wall of the second circular tube (5), the pawl (55) is away from the ratchet wheel (411);
and the fixing structure is arranged on the screw rod (52), and can fix the screw rod (52) at any position on the second circular tube (5).
4. The improved structure of the electric winch according to claim 3, wherein the fixing structure comprises:
the sliding rod (52) is provided with an external thread (522), and the second nut (53) is connected to the sliding rod (52) through the external thread (522).
5. The electric capstan according to claim 4, wherein the liquid contained in the telescopic air bag (33) is magnetorheological fluid (331), the bottom of the groove (31) is fixedly provided with an electromagnet (311), the base (42) is provided with a controller (6), the inclined surface of the pawl (55) near one end of the ratchet wheel (411) is provided with a pressure sensor (551), the pressure sensor (551) is electrically connected with the electromagnet (311) through the controller (6), and the electromagnet (311) is electrically connected with an external power supply.
6. The electric capstan according to claim 5, wherein the inner side wall of the first circular tube (3) is vertically provided with a plurality of reinforcing plates (2) along the circumferential direction, and the long side direction of the reinforcing plates (2) is consistent with the length direction of the first circular tube (3).
7. The electric capstan according to claim 6, wherein the first tube (3) contains liquid, the two sides of the reinforcing plates (2) are provided with pressure generating pieces (21), the base (42) is provided with a storage battery (7), and the pressure generating pieces (21) are electrically connected with the storage battery (7).
8. The electric capstan according to claim 7, characterized in that the upper ends of the two support legs (421) are connected with a connecting rod (422), a fixing plate (8) is horizontally arranged on the connecting rod (422), the fixing plate (8) is located above the two side plates (1), an arc-shaped pressing plate (9) is arranged below the fixing plate (8) through a lifting structure, the length direction of the arc-shaped pressing plate (9) is consistent with the length direction of the first circular tube (3), and the lifting structure can drive the arc-shaped pressing plate (9) to move up and down and fix the arc-shaped pressing plate at any position.
9. The improved structure of the electric winch of claim 8, wherein the lifting structure comprises:
the fixing plate (8) is provided with a threaded hole (82), the screw (91) is in threaded connection with the threaded hole (82), the lower end of the screw (91) is rotatably connected with the upper side face of the arc-shaped pressing plate (9), and the upper end of the screw (91) extends to the upper part of the fixing plate (8);
the fixing plate is characterized by comprising a vertical rod (92), a through hole (81) is formed in the fixing plate (8), the vertical rod (92) is inserted into the through hole (81), a sealing plate (921) is fixedly arranged at the upper end of the vertical rod (92) extending out of the fixing plate (8) and the end of the vertical rod, and the lower end of the vertical rod (92) is fixedly connected with the lower side face of the arc-shaped pressing plate (9).
10. The improved structure of the electric capstan according to claim 9, wherein the lower side of said arc-shaped pressing plate (9) is provided with a rubber plate.
CN202010848057.2A 2020-08-21 2020-08-21 Electric capstan with improved structure Pending CN111847292A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202010848057.2A CN111847292A (en) 2020-08-21 2020-08-21 Electric capstan with improved structure

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202010848057.2A CN111847292A (en) 2020-08-21 2020-08-21 Electric capstan with improved structure

Publications (1)

Publication Number Publication Date
CN111847292A true CN111847292A (en) 2020-10-30

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ID=72969648

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202010848057.2A Pending CN111847292A (en) 2020-08-21 2020-08-21 Electric capstan with improved structure

Country Status (1)

Country Link
CN (1) CN111847292A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113219304A (en) * 2021-05-19 2021-08-06 广东电网有限责任公司 Cable joint connection condition detection device
CN113772572A (en) * 2021-09-26 2021-12-10 枣庄矿业（集团）有限责任公司柴里煤矿 Energy-saving hoisting winch for coal mine

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113219304A (en) * 2021-05-19 2021-08-06 广东电网有限责任公司 Cable joint connection condition detection device
CN113772572A (en) * 2021-09-26 2021-12-10 枣庄矿业（集团）有限责任公司柴里煤矿 Energy-saving hoisting winch for coal mine
CN113772572B (en) * 2021-09-26 2023-03-24 枣庄矿业（集团）有限责任公司柴里煤矿 Energy-saving hoisting winch for coal mine

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