CN111606229B - Hydraulic winch for vehicle - Google Patents
Hydraulic winch for vehicle Download PDFInfo
- Publication number
- CN111606229B CN111606229B CN202010334722.6A CN202010334722A CN111606229B CN 111606229 B CN111606229 B CN 111606229B CN 202010334722 A CN202010334722 A CN 202010334722A CN 111606229 B CN111606229 B CN 111606229B
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- China
- Prior art keywords
- cross
- fixed
- bottom plate
- connecting shaft
- groove
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66D—CAPSTANS; WINCHES; TACKLES, e.g. PULLEY BLOCKS; HOISTS
- B66D1/00—Rope, cable, or chain winding mechanisms; Capstans
- B66D1/02—Driving gear
- B66D1/08—Driving gear incorporating fluid motors
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66D—CAPSTANS; WINCHES; TACKLES, e.g. PULLEY BLOCKS; HOISTS
- B66D1/00—Rope, cable, or chain winding mechanisms; Capstans
- B66D1/28—Other constructional details
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66D—CAPSTANS; WINCHES; TACKLES, e.g. PULLEY BLOCKS; HOISTS
- B66D1/00—Rope, cable, or chain winding mechanisms; Capstans
- B66D1/28—Other constructional details
- B66D1/30—Rope, cable, or chain drums or barrels
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- 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
- B66D2700/0133—Fluid actuated
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- 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
- B66D2700/0183—Details, e.g. winch drums, cooling, bearings, mounting, base structures, cable guiding or attachment of the cable to the drum
Abstract
The invention belongs to the technical field of winches, and particularly relates to a hydraulic winch for a vehicle; comprises a hydraulic motor and a winding drum; a cross-shaped rotating groove is formed in the winding drum, and a cross-shaped rotating shaft is inserted in the cross-shaped rotating groove in a sliding manner; the output end of the hydraulic motor is connected with the cross rotating shaft through a connecting shaft, and the connecting shaft is rotationally connected with the fixed bracket; a fixed bottom plate is fixed on the bottom end surface of the fixed support; the side surface of the fixed bottom plate is provided with an inserting cavity, and the upper end of the inserting cavity is provided with a plurality of limiting sliding chutes; the side end of the movable bottom plate is fixed with an inserting block, and the inserting block is mutually inserted and matched with the inserting cavity; a cross connecting shaft is arranged on the movable bracket, and the cross connecting shaft and the cross rotating groove are mutually inserted in a sliding manner; the cross connecting shaft is rotationally connected with the movable support through a rotating column, and the rotating column is connected with the speed reducing unit; the maintenance personnel is not required to disassemble the hydraulic winch integrally from the vehicle, so that the winding drum or the steel wire rope can be replaced and maintained.
Description
Technical Field
The invention belongs to the technical field of winches, and particularly relates to a hydraulic winch for a vehicle.
Background
The winch is a self-protection and traction device for vehicles and ships, can save oneself and rescue in severe environments such as snowfields, swamps, deserts, beaches and muddy mountains, can perform operations such as removing obstacles, dragging articles and installing facilities under other conditions, and is an indispensable safety device for military polices, petroleum, hydrology, environmental protection, forestry, traffic, public security, frontier defense, fire control and other outdoor exercises.
The winch can be divided into the following parts according to different motive power: manual winches, electric winches, hydraulic winches, pneumatic winches and mechanical winches. The hydraulic winch uses a power/power-assisted steering system of a vehicle as a power source, the external fixed part of the hydraulic winch basically realizes generalization, and the hydraulic winch can realize interchange even in the field, and the driving force is between an electric winch and a PTO winch, so that the high temperature is rarely generated. Therefore, the automobile is widely applied to off-road automobiles, agricultural automobiles, ATV all-terrain vehicles, yachts, fire rescue vehicles, road wreckers and other special automobiles and special vehicles.
And current hydraulic winch is when using on the vehicle, because current hydraulic winch is fixed on the vehicle through the bed plate mostly, and current bed plate is overall structure, and then when reel or wire rope need change or maintain on hydraulic winch, then maintenance personal need carry out whole dismantlement with hydraulic winch from the vehicle, just can carry out local maintenance change operation to reel or wire rope, the maintenance personal maintenance degree of difficulty and the time of maintenance to the hydraulic winch of installing on the vehicle have not only been improved, influence the life who influences the bed plate on the hydraulic winch simultaneously.
Disclosure of Invention
In order to make up for the defects of the prior art, the invention provides the vehicle hydraulic winch which is mainly used for solving the problems that most of the existing hydraulic winches are fixed on a vehicle through base plates which are of an integral structure, and when a winding drum or a steel wire rope on the hydraulic winch needs to be replaced or maintained, a maintenance worker needs to integrally disassemble the hydraulic winch from the vehicle to perform local maintenance and replacement operation on the winding drum or the steel wire rope, so that the maintenance difficulty and the maintenance time of the hydraulic winch arranged on the vehicle are improved, and the service life of the base plates on the hydraulic winch is influenced.
The technical scheme adopted by the invention for solving the technical problems is as follows: the invention relates to a vehicle hydraulic winch, which comprises a hydraulic motor, a winding drum, a fixed support and a movable support, wherein the fixed support and the movable support are respectively arranged at two ends of the winding drum; the end part of the movable bracket is provided with a speed reduction unit; a steel wire rope is wound on the winding drum; a cross-shaped rotating groove is formed in the winding drum, and a cross-shaped rotating shaft is inserted in the cross-shaped rotating groove in a sliding manner; the hydraulic motor is fixed on the fixed support, the output end of the hydraulic motor is connected with the cross-shaped rotating shaft through a connecting shaft, and the connecting shaft is rotatably connected with the fixed support; a fixed bottom plate is fixed on the bottom end face of the fixed support, and a fixed hole is formed in the fixed bottom plate; a movable bottom plate is fixed on the bottom end face of the movable support, and a fixing hole is formed in the movable bottom plate; the side surface of the fixed bottom plate is provided with an inserting cavity, and the upper end of the inserting cavity is provided with a plurality of limiting sliding chutes; an inserting block is fixed at the side end of the movable bottom plate and is mutually inserted and matched with the inserting cavity; a limiting block is fixed on the upper end face of the insertion block, and the limiting block and the limiting sliding groove are in insertion fit with each other; the movable bracket is provided with a cross connecting shaft, and the cross connecting shaft and the cross rotating groove are mutually inserted in a sliding manner; the cross connecting shaft is rotatably connected with the movable support through a rotating column, and the rotating column is connected with the speed reducing unit; the plurality of limiting sliding grooves are provided with inserting holes; the limiting block is provided with a locking hole, and the locking hole is aligned with the inserting hole; a support rod is fixed on the fixed support, and a scraping plate is rotatably sleeved on the support rod through a rotating torsion spring; the end part of the supporting rod is movably connected to the movable bracket;
when the hydraulic winch works, when the hydraulic winch needs to be installed on a vehicle, the fixed support and the hydraulic motor are installed at the installation position of the vehicle through the fixed bottom plate, the fixed bottom plate is fixed at the position to be installed through the bolt or the screw, then the winding drum is inserted on the cross rotating shaft through the cross rotating groove sleeve, then the cross connecting shaft on the movable support is aligned with the cross rotating groove, and the inserting block on the movable bottom plate is aligned with the inserting cavity, and the limit block is aligned with the limit sliding chute, an operator pushes the movable support to enable the cross connecting shaft to be inserted into the winding drum in a sliding mode, the inserting block is inserted into the inserting cavity, the limiting block and the limiting sliding groove are matched to play a limiting sliding role in the fixed bottom plate and the movable bottom plate, the movable bottom plate and the fixed bottom plate are prevented from shifting back and forth, and therefore stable operation of the hydraulic winch is affected; after the movable bottom plate is connected with the fixed bottom plate through the inserting block, a bolt or a screw is connected into the locking hole in a threaded manner, so that the movable bottom plate is connected with the fixed bottom plate, then the movable bottom plate is fixed to a mounting position through the bolt or the screw, and the hydraulic winch is further fixed to a vehicle; when the steel wire or the winding drum is worn or broken after being used for a long time, a maintenance worker can take down the bolt or the screw which is connected with the thread on the inserting block, then the screw or the bolt on the movable bottom plate is taken down, then the maintenance worker extracts the inserting block on the movable bottom plate from the inserting cavity through pulling force, the cross connecting shaft on the movable support is taken out from the cross rotating groove, then the maintenance worker can take down the winding drum or the steel wire rope from the hydraulic winch for maintenance or replacement, further the maintenance worker can maintain and replace the hydraulic winch conveniently, the maintenance worker is not required to disassemble the whole hydraulic winch from the vehicle, and the maintenance work can be carried out on the winding drum or the steel wire rope.
Preferably, the end part of the cross rotating shaft is provided with a cross inserting groove; a cross-shaped plug-in column is fixed at the end part of the cross-shaped connecting shaft and is slidably plugged into the cross-shaped plug-in groove; when the hydraulic winch works, when the cross connecting shaft is inserted into the cross rotating groove, the cross inserting columns arranged at the end parts of the cross connecting shaft can be inserted into the cross inserting grooves in a sliding mode, so that the cross connecting shaft can be mutually and rotatably connected with the cross rotating shaft, stable transmission between the cross rotating shaft and the cross connecting shaft is facilitated, meanwhile, the speed reducing unit connected to the end parts of the cross connecting shaft can directly act on the cross rotating shaft through the cross connecting shaft, and the hydraulic winch can stably transmit; effectively prevent to act on the coiling block through the cross connecting axle directness when the speed reduction unit, and the cross axis of rotation produces the phenomenon of rotation for the torsional phenomenon appears in the coiling block, and then influences the life of coiling block.
Preferably, an elastic rubber ring is arranged in the cross-shaped insertion groove, and a buffer solution is filled in the elastic rubber ring; a damping spring is fixed at the end part of the cross-shaped inserting column and is extruded and inserted into the elastic rubber ring; when the hydraulic winch works, when the cross-shaped plug-in post is inserted into the cross-shaped plug-in groove, the damping spring at the end part of the cross-shaped plug-in post can be inserted into the elastic rubber ring, so that the end part of the cross-shaped plug-in post can be elastically connected with the cross-shaped plug-in groove, and meanwhile, the phenomenon that vibration noise is generated due to a gap between the cross-shaped plug-in post and the cross-shaped plug-in groove when the winding drum rotates to wind and unwind the steel wire rope is avoided, and the service life of the hydraulic winch is further influenced; meanwhile, the cross-shaped inserting column and the cross-shaped rotating shaft are stably driven.
Preferably, a cross locking groove is formed in the locking hole, and a cross locking sleeve is inserted in the cross locking groove; a threaded hole is formed in the cross locking sleeve, and the cross locking sleeve is made of elastic rubber materials; the height of the cross-shaped locking sleeve is 1-2 mm higher than the upper surface of the limiting block; when the plug-in block is required to be inserted into the plug-in cavity, the cross-shaped locking sleeve is firstly inserted into the cross-shaped locking groove, then the cross-shaped locking sleeve is aligned with the plug-in hole through the limiting block, then a screw or a bolt penetrates through the plug-in hole and is connected into the threaded hole of the cross-shaped locking sleeve in a threaded manner, and then the plug-in block and the fixed bottom plate are fixed; when the winding drum or the steel wire rope needs to be replaced and maintained, a maintenance worker can take down the screw or the bolt in threaded connection on the insertion block, and then the locking hole formed in the insertion block frequently rubs with the screw or the bolt in a rotating mode, so that the phenomenon that a threaded hole in the locking hole is abraded and reamed can be caused, and the stable connection of the insertion block and the fixed bottom plate is influenced; through the cross locking sleeve which is inserted in the inserting hole in a sliding manner, a threaded hole formed in the cross locking sleeve can be in threaded locking operation with a bolt or a screw, and meanwhile, after the movable bottom plate is disassembled, a maintenance worker can take out the cross locking sleeve to replace the movable bottom plate, so that the inserting block can be fixed on the fixed bottom plate through the screw or the bolt, and the phenomenon of abrasion and chambering of the threaded hole in the inserting block is effectively prevented; thereby prolonging the service life of the movable bottom plate; meanwhile, the cross locking sleeve is higher than the limiting block by-mm, so that the cross locking sleeve can be conveniently taken out, and meanwhile, the cross locking sleeve made of elastic rubber materials can be in elastic contact with the fixed bottom plate, and further the vibration friction between the fixed bottom plate and the insertion block and the noise generated by vibration are reduced.
Preferably, the lower surface of the end part of the scraping plate is provided with a plurality of limiting grooves, and metal scraping blades are arranged in the limiting grooves; the limiting groove is in rotational friction contact with the outer surface of the steel wire rope; the during operation, when wire rope when the rolling, the scraper blade can laminate wire rope's surface under the torsional force of commentaries on classics torsional spring, and the spacing recess that the scraper blade bottom end face began simultaneously can block and to wire rope's surface, and the metal scraper that sets up on the spacing recess can scrape the operation of department with the stickness debris or the earth that bond on the wire rope, effectively prevents that the earth or the debris that bond are too much on the wire rope and lead to wire rope to produce the phenomenon of rusty, and then influences wire rope's life.
Preferably, an extrusion cavity is formed in the end part of the scraping plate, and lubricating oil is filled in the extrusion cavity; the metal scraper is arranged into a spiral structure; the end part of the extrusion cavity is provided with a liquid guide hole, a spiral elastic sheet is inserted in the liquid guide hole, and the spiral elastic sheet is connected with the metal scraper; the during operation, the plastic debris that bonds on the wire rope can be scraped to the metal doctor-bar of the helical structure of setting department operation, simultaneously when wire rope extrudees the metal doctor-bar and stirs, the metal doctor-bar can make the spiral shell fragment produce the vibration, wire rope can produce the extrusion to the extrusion chamber simultaneously, and then make the lubricating oil in the extrusion chamber can be through leading the leading-in helical structure's of drain hole metal doctor-bar, make the metal doctor-bar can also paint lubricating oil to wire rope when clearing up wire rope, effectively prevent that wire rope from producing when rustting when using for a long time, the phenomenon of the frictional force increase between the wire rope, and then influence wire rope life, and then improve wire rope's maintenance and the frequency of changing, lead to the frequent phenomenon of dismantling hydraulic capstan of maintainer.
The invention has the following beneficial effects:
1. according to the invention, through the mutual insertion and matching of the fixed bottom plate and the movable bottom plate, a maintenance worker pulls out the insertion block on the movable bottom plate from the insertion cavity through pulling force, and the cross connecting shaft on the movable support is pulled out from the cross rotating groove, so that the maintenance worker can take the winding drum or the steel wire rope off the hydraulic winch for maintenance or replacement, the maintenance worker can conveniently maintain and replace the hydraulic winch, and the winding drum or the steel wire rope can be replaced and maintained without the maintenance worker detaching the whole hydraulic winch from a vehicle.
2. According to the invention, through the cross locking sleeve arranged on the inserting block, a threaded hole arranged in the cross locking sleeve can be in threaded locking operation with a bolt or a screw, and meanwhile, after the movable bottom plate is disassembled, a maintenance worker can take out the cross locking sleeve to replace the cross locking sleeve, so that the bolt or the screw can fix the inserting block on the fixed bottom plate, the phenomenon of abrasion and chambering of the threaded hole on the inserting block is effectively prevented, and the service life of the movable bottom plate is prolonged.
Drawings
The invention will be further explained with reference to the drawings.
FIG. 1 is a perspective view of the present invention;
FIG. 2 is a partial cross-sectional view of the present invention;
FIG. 3 is a side sectional view of the present invention;
FIG. 4 is an enlarged view of a portion of the invention at A in FIG. 2;
FIG. 5 is an enlarged view of a portion of the invention at B in FIG. 3;
in the figure: the device comprises a hydraulic motor 1, a winding drum 2, a cross rotating groove 21, a fixed support 3, a movable support 4, a speed reduction unit 5, a steel wire rope 6, a cross rotating shaft 7, a cross inserting groove 71, a fixed bottom plate 8, a fixed hole 81, an inserting cavity 82, a limiting sliding groove 83, a movable bottom plate 9, an inserting block 91, a limiting block 92, a locking hole 93, a cross locking groove 94, a cross connecting shaft 10, a supporting rod 11, a scraping plate 12, a limiting groove 121, an extrusion cavity 122, a liquid guide hole 123, a cross inserting column 13, an elastic rubber ring 14, a cross locking sleeve 16, a metal scraping blade 17 and a spiral elastic sheet 18.
Detailed Description
A hydraulic winch for a vehicle according to an embodiment of the present invention will be described below with reference to fig. 1 to 5.
As shown in fig. 1-5, the hydraulic winch for vehicles according to the present invention comprises a hydraulic motor 1, a winding drum 2, and a fixed bracket 3 and a movable bracket 4 respectively disposed at two ends of the winding drum 2; the end part of the movable bracket 4 is provided with a speed reducing unit 5; a steel wire rope 6 is wound on the winding drum 2; a cross-shaped rotating groove 21 is formed in the winding drum 2, and a cross-shaped rotating shaft 7 is inserted in the cross-shaped rotating groove 21 in a sliding mode; the hydraulic motor 1 is fixed on the fixed support 3, the output end of the hydraulic motor 1 is connected with the cross-shaped rotating shaft 7 through a connecting shaft, and the connecting shaft is rotatably connected with the fixed support 3; a fixed bottom plate 8 is fixed on the bottom end surface of the fixed support 3, and a fixed hole 81 is formed in the fixed bottom plate 8; a movable bottom plate 9 is fixed on the bottom end surface of the movable support 4, and a fixing hole 81 is formed in the movable bottom plate 9; the side surface of the fixed bottom plate 8 is provided with an inserting cavity 82, and the upper end of the inserting cavity 82 is provided with a plurality of limiting sliding grooves 83; an insertion block 91 is fixed at the side end of the movable bottom plate 9, and the insertion block 91 is mutually inserted and matched with the insertion cavity 82; a limiting block 92 is fixed on the upper end face of the insertion block 91, and the limiting block 92 and the limiting sliding groove 83 are mutually inserted and matched; the movable support 4 is provided with a cross connecting shaft 10, and the cross connecting shaft 10 is in sliding insertion with the cross rotating groove 21; the cross connecting shaft 10 is rotatably connected with the movable bracket 4 through a rotating column, and the rotating column is connected with the speed reducing unit 5; the plurality of limiting sliding grooves 83 are all provided with inserting holes; the limiting block 92 is provided with a locking hole 93, and the locking hole 93 is aligned with the inserting hole; a support rod 11 is fixed on the fixed support 3, and a scraping plate 12 is rotatably sleeved on the support rod 11 through a rotating torsion spring; the end part of the supporting rod 11 is movably connected to the movable bracket 4;
when the hydraulic winch works, when the hydraulic winch needs to be installed on a vehicle, the fixed support 3 and the hydraulic motor 1 are installed at the installation position of the vehicle through the fixed bottom plate 8, the fixed bottom plate 8 is fixed at the installation position through bolts or screws, the winding drum 2 is sleeved and connected on the cross rotating shaft 7 through the cross rotating groove 21, the cross connecting shaft on the movable support 4 is aligned with the cross rotating groove 21, the inserting block 91 on the movable bottom plate 9 is aligned with the inserting cavity 82, meanwhile, the limit block 92 is aligned with the limit sliding groove 83, an operator pushes the movable support 4 to enable the cross connecting shaft 10 to be slidably inserted into the winding drum 2, the inserting block 91 is inserted into the inserting cavity 82, the matching of the limit block 92 and the limit sliding groove 83 can play a limiting sliding role on the fixed bottom plate 8 and the movable bottom plate 9, and the phenomenon that the movable bottom plate 9 and the fixed bottom plate 8 deviate forwards and backwards is prevented, further influencing the stable operation of the hydraulic winch; after the movable bottom plate 9 is connected with the fixed bottom plate 8 through the insertion block 91, a bolt or a screw is connected into the locking hole 93 in a threaded manner, so that the movable bottom plate 9 is connected with the fixed bottom plate 8, then the movable bottom plate 9 is fixed to an installation position through the bolt or the screw, and the hydraulic winch is further fixed to a vehicle; when the steel wire or the winding drum 2 is worn or broken after being used for a long time, a maintenance worker can take down the bolt or the screw which is connected with the thread on the inserting block 91, then the screw or the bolt on the movable bottom plate 9 is taken down, then the maintenance worker can pull out the inserting block 91 on the movable bottom plate 9 from the inserting cavity 82 through pulling force, the cross connecting shaft 10 on the movable support 4 is pulled out from the cross rotating groove 21, then the maintenance worker can take down the winding drum 2 or the steel wire rope 6 from the hydraulic winch for maintenance or replacement, further the maintenance worker can conveniently maintain and replace the hydraulic winch, the maintenance worker does not need to detach the hydraulic winch integrally from a vehicle, and the winding drum 2 or the steel wire rope 6 can be replaced and maintained.
As an embodiment of the present invention, a cross insertion groove 71 is formed at an end of the cross rotation shaft 7; a cross plug-in column 13 is fixed at the end of the cross connecting shaft 10, and the cross plug-in column 13 is slidably plugged into the cross plug-in groove 71; when the hydraulic winch works, when the cross connecting shaft 10 is inserted into the cross rotating groove 21, the cross inserting columns 13 arranged at the end parts of the cross connecting shaft 10 are inserted into the cross inserting grooves 71 in a sliding mode, so that the cross connecting shaft 10 can be connected with the cross rotating shaft 7 in a rotating mode, stable transmission between the cross rotating shaft 7 and the cross connecting shaft 10 is facilitated, meanwhile, the speed reducing unit 5 connected with the end parts of the cross connecting shaft 10 can act on the cross rotating shaft 7 directly through the cross connecting shaft 10, and further the hydraulic winch can stably transmit; effectively prevent when the speed reduction unit 5 through cross connecting axle 10 direct action receive the reel 2 on, and cross axis of rotation 7 produces the phenomenon of rotation for receive the reel 2 and appear torsional phenomenon, and then influence the life of receiving the reel 2.
As an embodiment of the present invention, an elastic rubber ring 14 is disposed in the cross-shaped insertion groove 71, and a buffer solution is filled in the elastic rubber ring 14; a damping spring is fixed at the end part of the cross plug-in column 13 and is extruded and plugged into the elastic rubber ring 14; when the hydraulic winch works, when the cross-shaped plug-in column 13 is inserted into the cross-shaped plug-in groove 71, the damping spring at the end part of the cross-shaped plug-in column 13 is inserted into the elastic rubber ring 14, so that the end part of the cross-shaped plug-in column 13 is elastically connected with the cross-shaped plug-in groove 71, and meanwhile, the phenomenon that when the winding drum 2 rotates to wind and unwind the steel wire rope 6, a gap between the cross-shaped plug-in column 13 and the cross-shaped plug-in groove 71 generates vibration noise is prevented, and the service life of the hydraulic winch is further influenced; and meanwhile, the cross plug-in column 13 and the cross rotating shaft 7 are stably driven.
As an embodiment of the present invention, a cross-shaped locking groove 94 is formed in the locking hole 93, and a cross-shaped locking sleeve 16 is inserted into the cross-shaped locking groove 94; a threaded hole is formed in the cross locking sleeve 16, and the cross locking sleeve 16 is made of elastic rubber material; the height of the cross locking sleeve 16 is 1-2 mm higher than the upper surface of the limiting block 92; during operation, when the plug-in block 91 needs to be inserted into the plug-in cavity 82, the cross locking sleeve 16 is inserted into the cross locking groove 94, then the cross locking sleeve 16 is aligned with the plug-in hole through the limiting block 92, and then a screw or a bolt is connected into the threaded hole of the cross locking sleeve 16 through the plug-in hole in a threaded manner, so that the plug-in block 91 and the fixed bottom plate 8 are fixed; when the winding drum 2 or the steel wire rope 6 needs to be replaced and maintained, a maintenance worker can take down the screw or the bolt in threaded connection on the insertion block 91, and then the locking hole 93 formed in the insertion block 91 frequently rubs with the screw or the bolt in a rotating manner, so that the phenomenon that a threaded hole in the locking hole 93 is abraded and reamed can be caused, and the stable connection between the insertion block 91 and the fixed bottom plate 8 is further influenced; through the cross locking sleeve 16 which is inserted in the inserting hole in a sliding manner, a threaded hole formed in the cross locking sleeve 16 can be in threaded locking operation with a bolt or a screw, and meanwhile, after the movable bottom plate 9 is disassembled, a maintenance worker can take out the cross locking sleeve 16 to replace the cross locking sleeve, so that the bolt or the screw can fix the inserting block 91 on the fixed bottom plate 8, and the phenomenon of abrasion and chambering of the threaded hole in the inserting block 91 is effectively prevented; thereby prolonging the service life of the movable bottom plate; meanwhile, the cross locking sleeve 16 is higher than the limiting block 92 by 1-2 mm, so that the cross locking sleeve 16 can be taken out conveniently, and meanwhile, the cross locking sleeve 16 made of elastic rubber materials can be in elastic contact with the fixed bottom plate 8, so that the vibration friction between the fixed bottom plate 8 and the insertion block 91 and the noise generated by vibration are reduced.
As an embodiment of the present invention, the lower surface of the end portion of the scraping plate 12 is provided with a plurality of limiting grooves 121, and the metal scraping blade 17 is disposed in the limiting grooves 121; the limiting groove 121 is in rotational friction contact with the outer surface of the steel wire rope 6; the during operation, when wire rope 6 is when the rolling, the scraping plate can laminate wire rope 6's surface under the torsional force of commentaries on classics torsional spring, spacing recess 121 that scraping plate bottom end face began simultaneously can block and wire rope 6's surface, the metal doctor-bar 17 that sets up on spacing recess 121 can scrape the operation with the stickness debris or the earth that bond on wire rope 6, effectively prevent that the earth or the debris that bond are too much on wire rope 6 and lead to wire rope 6 to produce the phenomenon of rustization, and then influence wire rope 6's life.
As an embodiment of the present invention, an extrusion cavity 122 is opened at an end of the scraping plate 12, and lubricating oil is filled in the extrusion cavity 122; the metal scraper 17 is arranged into a spiral structure; the end part of the extrusion cavity 122 is provided with a liquid guide hole 123, a spiral elastic sheet 18 is inserted in the liquid guide hole 123, and the spiral elastic sheet 18 is connected with the metal scraping blade 17; during operation, the plastics debris that bond on the wire rope 6 can be scraped to the metal scraping piece 17 of the helical structure that sets up, simultaneously when wire rope 6 extrudes metal scraping piece 17 and stir, metal scraping piece 17 can make spiral shell fragment 18 produce the vibration, wire rope 6 can produce the extrusion to extrusion chamber 122 simultaneously, and then make the lubricating oil in the extrusion chamber 122 can be through leading on the leading-in helical structure's of drain hole 123 metal scraping piece 17, make metal scraping piece 17 can also paint lubricating oil to wire rope 6 when clearing up wire rope 6, effectively prevent that wire rope 6 from producing when rustting when using for a long time, the phenomenon of frictional force increase between wire rope 6, and then influence wire rope 6 life, and then improve wire rope 6's maintenance and the frequency of changing, lead to the frequent phenomenon of dismantling hydraulic capstan of maintainer.
The specific working process is as follows:
when the hydraulic winch works, when the hydraulic winch needs to be installed on a vehicle, the fixed support 3 and the hydraulic motor 1 are firstly installed at the installation position of the vehicle through the fixed bottom plate 8, the fixed bottom plate 8 is fixed at the position to be installed through a bolt or a screw, then the winding drum 2 is sleeved and connected onto the cross rotating shaft 7 through the cross rotating groove 21, then the cross connecting shaft on the movable support 4 is aligned with the cross rotating groove 21, the inserting block 91 on the movable bottom plate 9 is aligned with the inserting cavity 82, meanwhile, the limiting block 92 is aligned with the limiting sliding groove 83, an operator pushes the movable support 4 to enable the cross connecting shaft 10 to be inserted into the winding drum 2 in a sliding mode, and the inserting block 91 is inserted into the inserting cavity 82; after the movable bottom plate 9 is connected with the fixed bottom plate 8 through the insertion block 91, a bolt or a screw is connected into the locking hole 93 in a threaded manner, so that the movable bottom plate 9 is connected with the fixed bottom plate 8, then the movable bottom plate 9 is fixed to an installation position through the bolt or the screw, and the hydraulic winch is further fixed to a vehicle; when the steel wire or the winding drum 2 is worn or broken after being used for a long time, a maintenance person can take down the bolt or the screw which is connected with the thread on the inserting block 91, then takes down the screw or the bolt on the movable bottom plate 9, and then the maintenance person pulls out the inserting block 91 on the movable bottom plate 9 from the inserting cavity 82 through pulling force, and the cross connecting shaft 10 on the movable support 4 is pulled out from the cross rotating groove 21, so that the maintenance person can take down the winding drum 2 or the steel wire 6 from the hydraulic winch for maintenance or replacement.
In the description of the present invention, it is to be understood that the terms "center", "front", "rear", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc., indicate orientations or positional relationships based on those shown in the drawings, and are used only for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be taken as limiting the scope of the present invention.
While the invention has been described with reference to specific embodiments, it will be understood by those skilled in the art that various changes may be made and equivalents may be substituted without departing from the scope of the invention. In addition, many modifications may be made to adapt a particular situation or material to the teachings of the invention without departing from its scope. Therefore, it is intended that the invention not be limited to the particular embodiment disclosed, but that the invention will include all embodiments falling within the scope of the appended claims.
Claims (6)
1. A hydraulic winch for vehicles comprises a hydraulic motor (1), a winding drum (2), and a fixed support (3) and a movable support (4) which are respectively arranged at two ends of the winding drum (2); a speed reduction unit (5) is arranged at the end part of the movable bracket (4); a steel wire rope (6) is wound on the winding drum (2); the method is characterized in that: a cross-shaped rotating groove (21) is formed in the winding drum (2), and a cross-shaped rotating shaft (7) is inserted in the cross-shaped rotating groove (21) in a sliding manner; the hydraulic motor (1) is fixed on the fixed support (3), the output end of the hydraulic motor (1) is connected with the cross-shaped rotating shaft (7) through a connecting shaft, and the connecting shaft is rotatably connected with the fixed support (3); a fixed bottom plate (8) is fixed on the bottom end face of the fixed support (3), and a fixed hole (81) is formed in the fixed bottom plate (8); a movable bottom plate (9) is fixed on the bottom end face of the movable support (4), and a fixing hole (81) is formed in the movable bottom plate (9); an inserting cavity (82) is formed in the side face of the fixed bottom plate (8), and a plurality of limiting sliding grooves (83) are formed in the upper end of the inserting cavity (82); an inserting block (91) is fixed at the side end of the movable bottom plate (9), and the inserting block (91) is mutually inserted and matched with the inserting cavity (82); a limiting block (92) is fixed on the upper end face of the insertion block (91), and the limiting block (92) is in insertion fit with the limiting sliding groove (83); a cross connecting shaft (10) is arranged on the movable support (4), and the cross connecting shaft (10) is in sliding insertion with the cross rotating groove (21); the cross connecting shaft (10) is rotationally connected with the movable support (4) through a rotating column, and the rotating column is connected with the speed reducing unit (5); the limiting sliding grooves (83) are all provided with inserting holes; the limiting block (92) is provided with a locking hole (93), and the locking hole (93) is aligned with the insertion hole; a support rod (11) is fixed on the fixed support (3), and a scraping plate (12) is rotatably sleeved on the support rod (11) through a rotating torsion spring; the end part of the supporting rod (11) is movably connected to the movable bracket (4).
2. A vehicle hydraulic winch according to claim 1, characterized in that: a cross inserting groove (71) is formed in the end part of the cross rotating shaft (7); the end part of the cross connecting shaft (10) is fixed with a cross plug-in column (13), and the cross plug-in column (13) is plugged into the cross plug-in groove (71) in a sliding manner.
3. A vehicle hydraulic winch according to claim 2, characterized in that: an elastic rubber ring (14) is arranged in the cross-shaped insertion groove (71), and a buffer solution is filled in the elastic rubber ring (14); and a damping spring is fixed at the end part of the cross plug-in column (13), and the damping spring is extruded and plugged into the elastic rubber ring (14).
4. A vehicle hydraulic winch according to claim 1, characterized in that: a cross locking groove (94) is formed in the locking hole (93), and a cross locking sleeve (16) is inserted in the cross locking groove (94); a threaded hole is formed in the cross locking sleeve (16), and the cross locking sleeve (16) is made of elastic rubber materials; the height of the cross-shaped locking sleeve (16) is 1-2 mm higher than the upper surface of the limiting block (92).
5. A vehicle hydraulic winch according to claim 1, characterized in that: a plurality of limiting grooves (121) are formed in the lower surface of the end part of the scraping plate (12), and metal scraping blades (17) are arranged in the limiting grooves (121); the limiting groove (121) is in rotating friction contact with the outer surface of the steel wire rope (6).
6. A vehicle hydraulic winch according to claim 5, characterized in that: an extrusion cavity (122) is formed in the end part of the scraping plate (12), and lubricating oil is filled in the extrusion cavity (122); the metal scraper (17) is arranged to be of a spiral structure; the end part of the extrusion cavity (122) is provided with a liquid guide hole (123), a spiral elastic sheet (18) is inserted in the liquid guide hole (123), and the spiral elastic sheet (18) is connected with the metal scraping blade (17).
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| Application Number | Priority Date | Filing Date | Title |
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| CN202010334722.6A CN111606229B (en) | 2020-04-24 | 2020-04-24 | Hydraulic winch for vehicle |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010334722.6A CN111606229B (en) | 2020-04-24 | 2020-04-24 | Hydraulic winch for vehicle |
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| CN111606229A CN111606229A (en) | 2020-09-01 |
| CN111606229B true CN111606229B (en) | 2021-11-09 |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| KR102500475B1 (en) * | 2018-04-10 | 2023-02-17 | 삼성전자주식회사 | Lifter |
| CN114105018A (en) * | 2021-11-05 | 2022-03-01 | 幸伟健 | Hydraulic winch for vehicle |
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| CN111606229A (en) | 2020-09-01 |
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Effective date of registration: 20211020 Address after: 710000 No. 52, floor 5, unit 1, building 3, No. 11, Tangyan South Road, Zhangba street, high tech Zone, Xi'an, Shaanxi Province Applicant after: Xi'an Leeo Hydraulic Equipment Ltd. Address before: 236000 102, block a, No. 66 Yaowang Road, Qiaocheng District, Bozhou City, Anhui Province Applicant before: Chen Zhen |
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