CN106586859B - A kind of integrated hydraulic winch structure - Google Patents
A kind of integrated hydraulic winch structure Download PDFInfo
- Publication number
- CN106586859B CN106586859B CN201611248296.4A CN201611248296A CN106586859B CN 106586859 B CN106586859 B CN 106586859B CN 201611248296 A CN201611248296 A CN 201611248296A CN 106586859 B CN106586859 B CN 106586859B
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- Prior art keywords
- reel
- drive shaft
- motor shell
- motor
- block
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- 230000000712 assembly Effects 0.000 claims abstract description 13
- 238000000429 assembly Methods 0.000 claims abstract description 13
- 239000000945 filler Substances 0.000 claims description 8
- 238000002955 isolation Methods 0.000 claims description 8
- 238000007789 sealing Methods 0.000 claims description 5
- 238000009434 installation Methods 0.000 abstract description 10
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 239000007788 liquid Substances 0.000 description 5
- 230000005540 biological transmission Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 2
- 230000001681 protective effect Effects 0.000 description 2
- 241000233855 Orchidaceae Species 0.000 description 1
- 238000013475 authorization Methods 0.000 description 1
- 230000004323 axial length Effects 0.000 description 1
- 239000003638 chemical reducing agent Substances 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 238000005461 lubrication Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
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
- 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
- B66D5/12—Crane, lift hoist, or winch brakes operating on drums, barrels, or ropes with axial effect
- B66D5/14—Crane, lift hoist, or winch brakes operating on drums, barrels, or ropes with axial effect embodying discs
-
- 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66D—CAPSTANS; WINCHES; TACKLES, e.g. PULLEY BLOCKS; HOISTS
- B66D2700/00—Capstans, winches or hoists
- B66D2700/07—Brakes with axial thrust for winches, hoists or similar devices
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Hydraulic Motors (AREA)
- Braking Arrangements (AREA)
Abstract
The present invention relates to winch technical fields, disclose a kind of integrated hydraulic winch structure, including rack and reel, cavity is equipped in reel, the right end of rack is equipped with support base, bearing block is equipped with inside the right end of reel, hydraulic motor is equipped with inside the left end of reel, hydraulic motor includes motor shell, motor drive shaft, rotor block, driving assembly is equipped in rotor block, the open end of motor shell is stretched out outside reel and is fixedly connected with the left end of rack, and spring bearing is equipped between the outside of motor shell and the inner wall of reel；Brake assemblies are equipped between rotor block and motor shell, the open end of motor shell is equipped with integrated valve module, and the right end of motor drive shaft is connected with drive shaft, and deceleration mechanism is equipped between drive shaft and mandrel interior wall.The present invention has compact-sized, small in size, light weight, the motor-driven flexible beneficial effect of installation.
Description
Technical field
The present invention relates to winch technical field more particularly to a kind of integrated hydraulic winch structures.
Background technique
Winch, with reel winding wire ropes or chain lifting or the light and small heavy-duty hoisting equipment of traction, also known as hoist engine.
Winch is to can be used alone, and can also make lifting, build the road and the building block in the machinery such as mine hoisting, because of easy to operate, wiring
Amount is big, dislocation is convenient and is widely applied.Mainly apply to building, hydraulic engineering, forestry, mine, harbour etc. material go up and down or
It is flat to drag.Hoister system specifically includes that master rotor assembly, turntable, right angle gear box assembly, rotary table transmission device, brake system group
At usual right angle gear box assembly, rotary table transmission device, brake system are respectively positioned on the outside of roller, entire hoister system volume ratio
Roller volume is much larger, extremely limited to the installation space of winch for some small lifting equipments, and existing winch volume is huge
Greatly, it is limited, is installed highly inconvenient by installation space when installation.
For example, Chinese patent Authorization Notice No.: CN201220373445.0, it is authorized announcement date on March 13rd, 2013, open
It is a kind of it is uniaxial it is straight drive electric winch, further include being arranged including the first turntable and the second turntable being connected by connecting rod
Between the first turntable and the second turntable, and the winch drum shaft being connected respectively with the two, the first turntable and second twist
Vehicle frame opposite to each other to side further respectively have the permanent magnet synchronous motor being connected with winch drum shaft equipped with central axis and brake dress
It sets.Small volume, effect easy for installation are reached through the above scheme.Although arrestment mechanism, driving mechanism in the program
Volume is reduced, but arrestment mechanism, driving mechanism are still placed on the outside of reel, and the installation of winch and lifting equipment is by very
Big limitation, the technical problem big without fundamentally final result winch volume, installation is constant.
Summary of the invention
It is tight to provide a kind of structure in order to solve the problems, such as that winch volume in the prior art is big, installation is inconvenient by the present invention
It gathers, integrated high, integrated hydraulic winch structure small in size.
To achieve the goals above, the present invention adopts the following technical scheme:
A kind of integrated hydraulic winch structure, including rack and reel, the reel is interior to be equipped with cavity, the rack
Right end is equipped with support base, is equipped with the bearing block being rotatablely connected with support base inside the right end of reel, inside the left end of the reel
Equipped with hydraulic motor, hydraulic motor includes motor shell, motor drive shaft, rotor block, is equipped with driving assembly, the motor in rotor block
The open end of shell stretches out that reel is outer and be fixedly connected with the left end of rack, the inner wall of the outside of the motor shell and reel it
Between be equipped with spring bearing；Brake assemblies are equipped between the rotor block and motor shell, the open end of the motor shell is set
There is integrated valve module, the right end of the motor drive shaft is connected with drive shaft, and speed reducer is equipped between the drive shaft and mandrel interior wall
Structure.Be inside reel it is empty, hydraulic motor, deceleration mechanism are integrated in the vestibule in reel, and brake assemblies are then integrated in liquid
In pressure motor, only integrated valve module is located at except reel；Integration degree is very high, compact-sized, small in size, light weight,
Installation, carrying are all very convenient；And hydraulic motor, deceleration mechanism, brake assemblies are respectively positioned on inside reel, and reel is to hydraulic horse
Reach, deceleration mechanism, brake assemblies play a protective role, overall stability is good, and use is safe.
Preferably, the brake assemblies include brake disc, determine brake block, dynamic brake block, brake disc and motor shell
Between be slidably connected, be equipped with annular retaining ring at the inside of the motor case, it is described determines brake block, dynamic brake block is in ring
Shape determines brake block, dynamic position of the brake block between brake disc inner end and annular retaining ring, and described determines brake block and rotor block
Outside be slidably connected, dynamic brake block, which is located at adjacent two panels, determine between brake block, moves brake block and motor shell inner wall slides company
It connects；It is equipped with pressure spring between the outside of the brake disc and integrated valve module, is formed between the brake disc and motor shell inner wall
Closed annular oil cavity, the motor shell is interior to be equipped with oiling channel, and the inner end in the oiling channel is connected to annular oil cavity, is infused
The outer end in oily channel is connect with integrated valve module.Normal condition, brake disc will determine brake block, dynamic brake under the action of pressure spring
Piece compresses, so that determine the very big frictional force of brake block, the friction face contact generation on dynamic brake block, to realize braking, reel
It can not rotate；When needing spool turns, oil liquid is injected in annular oil cavity by oiling channel by integrated valve module, oil liquid
Pressure overcomes the pressure of pressure spring that brake disc is displaced outwardly, and the pressure determined between brake block, dynamic brake block disappears, and reel turns
It is dynamic；When oil circuit failure cause oiling channel can not oil inlet when, brake disc is in on-position, and use is safer.
Preferably, the outside of the rotor block is equipped with external splines, pair on the inner wall of the motor shell with external splines
It should locate to be equipped with internal spline, the inner ring for determining brake block is equipped with the interior limiting tooth being slidably matched with external splines, the dynamic brake block
Outer ring be equipped with the outer limiting tooth that is slidably matched with internal spline.Determine brake block, the circumferencial direction of dynamic brake block passes through external splines, interior
Brake block is determined in spline limit, the axis of dynamic brake block can move.
Preferably, the outer end face of the brake disc is uniformly provided with several circumferentially distributed limit holes, pressure spring one is a pair of
It should be placed in limit hole.Make brake disc compression determine brake block, dynamic brake block by the pressure of pressure spring, realizes braking, be arranged more
A independent pressure spring, stability are good.
Preferably, the outer end periphery of the drive shaft is equipped with external tooth, on the inner wall of the reel with external tooth
Corresponding position is equipped with ring gear, and primary planet pinion is equipped between the external tooth and ring gear；It is arranged in the drive shaft
Central gear is rotatablely connected between the central gear and drive shaft, and the outside of the central gear is equipped with primary planet
The inner ring of frame, the primary planet carrier is engaged with central gear, and primary planet pinion axis is fixedly connected with primary planet carrier, level-one
It is rotatablely connected between planetary gear shaft and primary planet pinion, secondary planet tooth is equipped between the central gear and ring gear
Wheel, secondary planetary gear and secondary planetary gear axis are rotatablely connected, the secondary planetary gear axis by secondary planet frame with
Motor shell connection, circumferentially limits between secondary planet frame and motor shell, slides axially.This kind of deceleration mechanism is planetary reduction gear
The deformation of device, but it is more more compact than the structure of planetary reduction gear, small in size, and directly using reel as the outer of deceleration mechanism
Shell, while band movable reel rotation again.
Preferably, the position in the reel between drive shaft and bearing block is equipped with isolation board, the motor shell
Backbone sealing ring is equipped between body and the left end of reel；The side of the reel is equipped with the oil filler point being connected to cavity, oil filler point
It is interior to be equipped with sealing-plug.Isolation board, backbone sealing ring seal the both ends of reel internal cavity, are then injected and are lubricated by oil filler point
Oil, it is ensured that the lubrication of reel various components inside rotation connection.
Preferably, the left side of the isolation board is equipped with the thimble coaxial with drive shaft, the right end of the drive rod axis is set
There is the centre hole connecting with thimble, the left end of the motor drive shaft is equipped with spring.Right end of the thimble for drive shaft supports, it is ensured that drives
The axial location of moving axis.
Preferably, the both ends of the rack are equipped with half-turn flange, the half-turn method of the support base and rack right end
Orchid connection, the left end of the motor shell and the half-turn flanged joint of rack left end.Half-turn flange is easy to disassemble, while can mitigate
The weight of rack.
Therefore, the present invention has compact-sized, small in size, light weight, the motor-driven flexible beneficial effect of installation.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of the invention.
Fig. 2 is partial enlargement diagram at A in Fig. 1.
Fig. 3 is partial enlargement diagram at B in Fig. 1.
Fig. 4 is the left view of Fig. 1.
In figure: rack 1, reel 2, ring gear 200, half-turn flange 3, support base 4, bearing block 5, hydraulic motor 6, motor shell
Body 60, internal spline 600, motor drive shaft 61, rotor block 62, external splines 620, spring bearing 7, integrated valve module 8, drive shaft 9, annular
Oil pocket 10, oiling channel 11, primary planet pinion 12, primary planet pinion axis 120, central gear 13, primary planet carrier 14, two
Grade planetary gear 15, secondary planetary gear axis 150, secondary planet frame 16, isolation board 17, thimble 18, spring 19, backbone sealing ring
20, oil filler point 21, sealing-plug 22, brake disc 100, determine brake block 101, dynamic brake block 102, annular retaining ring 103, interior limiting tooth
104, outer limiting tooth 105, limit hole 106, pressure spring 107.
Specific embodiment
Present invention will be further described below with reference to the accompanying drawings and specific embodiments:
A kind of integrated hydraulic winch structure as shown in Figure 1 and Figure 4, including rack 1 and reel 2, reel is interior to be equipped with sky
Chamber, the both ends of rack are equipped with half-turn flange 3, and the right end of rack is equipped with support base 4, the half-turn flange of support base and rack right end
Connection, the right end inside of reel are equipped with the bearing block 5 being rotatablely connected with support base, are equipped with hydraulic motor inside the left end of reel 2
6, hydraulic motor 6 includes motor shell 60, motor drive shaft 61, rotor block 62, is equipped with driving assembly in rotor block, motor shell 60
Open end stretches out that reel 2 is outer and be fixedly connected with the half-turn flange of the left end of rack, the outside of motor shell 60 and reel it is interior
Spring bearing 7 is equipped between wall；
Brake assemblies are equipped between rotor block 62 and motor shell 60, the open end of motor shell is equipped with integrated valve module 8,
The right end of motor drive shaft 61 is connected with drive shaft 9, and deceleration mechanism is equipped between drive shaft and mandrel interior wall.
As shown in Fig. 2, brake assemblies include brake disc 100, determine brake block 101, dynamic brake block 102, brake disc and motor
It is slidably connected between shell, annular retaining ring 103 is equipped at the inside of motor case, determine brake block, dynamic brake block in a ring, it is fixed
Brake block, dynamic position of the brake block between brake disc inner end and annular retaining ring, the outside of rotor block 62 are equipped with external splines
620, be equipped with internal spline 600 with the corresponding position of external splines on the inner wall of motor shell 60, determine the inner ring of brake block 101 equipped with it is outer
The outer ring of the interior limiting tooth 104 of spline slide cooperation, dynamic brake block 102 is equipped with the outer limiting tooth 105 being slidably matched with internal spline；
Dynamic brake block, which is located at adjacent two panels, to be determined between brake block, and the outer end face of brake disc 100 is uniformly provided with several circumferentially distributed limits
Position hole 106, is equipped with pressure spring 107 in each limit hole, forms closed annular oil cavity between brake disc and motor shell inner wall
10, oiling channel 11 is equipped in motor shell, the inner end in oiling channel be connected to annular oil cavity, the outer end in oiling channel with integrate
Valve module connection.
As shown in figures 1 and 3, the outer end periphery of drive shaft 9 is equipped with external tooth, pair on the inner wall of reel 2 with external tooth
It should locate to be equipped with ring gear 200, primary planet pinion 12 is equipped between external tooth and ring gear, is arranged with central gear in drive shaft
13, be rotatablely connected between central gear and drive shaft, the outside of central gear is equipped with primary planet carrier 14, primary planet carrier it is interior
Circle is engaged with central gear, and primary planet pinion axis 120 is fixedly connected with primary planet carrier, primary planet pinion axis and level-one row
It is rotatablely connected between star gear, secondary planetary gear 15, secondary planetary gear and two is equipped between central gear 13 and ring gear
Grade planetary gear shaft 150 is rotatablely connected, and secondary planetary gear axis 150 is connect by secondary planet frame 16 with motor shell, second level
It circumferentially limits, slide axially between planet carrier and motor shell；Central gear, primary planet pinion, primary planet carrier, second level row
Star gear constitutes deceleration mechanism.
Position in reel 2 between drive shaft and bearing block is equipped with isolation board 17, and the left side of isolation board is equipped with and drive
The coaxial thimble 18 of moving axis, the right end of drive rod axis are equipped with the centre hole connecting with thimble, and the left end of motor drive shaft is equipped with spring 19,
Backbone sealing ring 20 is equipped between motor shell and the left end of reel；The side of reel is equipped with the oil filler point 21 being connected to cavity,
Sealing-plug 22 is equipped in oil filler point.
In conjunction with attached drawing, the principle of the present invention is as follows: normal condition, and brake disc will be determined brake block, moved under the action of pressure spring
Brake block compresses, so that determine the very big frictional force of brake block, the friction face contact generation on dynamic brake block, thus realize braking,
Reel can not rotate；When needing spool turns, oil liquid is injected in annular oil cavity by oiling channel by integrated valve module, oil
The pressure of liquid overcomes the pressure of pressure spring that brake disc is displaced outwardly, and the pressure determined between brake block, dynamic brake block disappears, hydraulic
Motor drives drive shaft turns；Drive shaft drives primary planet pinion revolution, and primary planet pinion axis drives primary planet carrier again
Rotation, primary planet carrier drive central gear rotation, and central gear drives secondary planetary gear rotation, and secondary planetary gear drives
Reel rotation；When oil circuit failure cause oiling channel can not oil inlet when, brake disc is in on-position, using more pacifying
Entirely.
Be inside reel it is empty, hydraulic motor, deceleration mechanism are integrated in the vestibule in reel, and brake assemblies then integrate
In hydraulic motor, only integrated valve module is located at except reel, the axial length of entire hydraulic wireline winch and also design it is very short,
It is very compact, maneuverability is installed；And hydraulic motor, deceleration mechanism, brake assemblies are respectively positioned on inside reel, and reel is to hydraulic horse
Reach, deceleration mechanism, brake assemblies play a protective role, overall stability is good, and transmission efficiency height is using safe.
Claims (8)
1. a kind of integrated hydraulic winch structure, including rack and reel, characterized in that be equipped with cavity, institute in the reel
The right end for stating rack is equipped with support base, is equipped with the bearing block being rotatablely connected with support base inside the right end of reel, the reel
Hydraulic motor is equipped with inside left end, hydraulic motor includes motor shell, motor drive shaft, rotor block, it is equipped with driving assembly in rotor block,
The open end of the motor shell is stretched out outside reel and is fixedly connected with the left end of rack, the outside of the motor shell and reel
Inner wall between be equipped with spring bearing；Brake assemblies are equipped between the rotor block and motor shell, the motor shell
Open end is equipped with integrated valve module, and the right end of the motor drive shaft is connected with drive shaft, sets between the drive shaft and mandrel interior wall
There is deceleration mechanism.
2. a kind of integrated hydraulic winch structure according to claim 1, characterized in that the brake assemblies include system
Moving plate determines brake block, dynamic brake block, is slidably connected between brake disc and motor shell, is equipped at the inside of the motor shell
Annular retaining ring, described determines brake block, dynamic brake block in a ring, determines brake block, dynamic brake block is located at brake disc inner end and ring
Position between shape retaining ring, described determines to be slidably connected on the outside of brake block and rotor block, and it is fixed that dynamic brake block is located at adjacent two panels
Between brake block, dynamic brake block is slidably connected with motor shell inner wall；It is set between the outside of the brake disc and integrated valve module
There is pressure spring, forms closed annular oil cavity between the brake disc and motor shell inner wall, be equipped with oiling in the motor shell
The inner end in channel, the oiling channel is connected to annular oil cavity, and the outer end in oiling channel is connect with integrated valve module.
3. a kind of integrated hydraulic winch structure according to claim 2, characterized in that the outside of the rotor block is equipped with
External splines, is equipped with internal spline with the corresponding position of external splines on the inner wall of the motor shell, and the inner ring for determining brake block is equipped with
The interior limiting tooth being slidably matched with external splines, the outer ring of the dynamic brake block are equipped with the outer limiting tooth being slidably matched with internal spline.
4. a kind of integrated hydraulic winch structure according to claim 2, characterized in that the outer end face of the brake disc is equal
Even to be equipped with several circumferentially distributed limit holes, pressure spring one-to-one correspondence is placed in limit hole.
5. a kind of integrated hydraulic winch structure according to claim 1 or 2 or 3, characterized in that the drive shaft
Outer end periphery is equipped with external tooth, is equipped with ring gear on the inner wall of the reel with the corresponding position of external tooth, the external tooth with it is interior
Primary planet pinion is equipped between gear ring；Central gear, the central gear and drive shaft are arranged in the drive shaft
Between be rotatablely connected, the outside of the central gear is equipped with primary planet carrier, the inner ring and centre tooth of the primary planet carrier
Wheel engagement, primary planet pinion axis are fixedly connected with primary planet carrier, are turned between primary planet pinion axis and primary planet pinion
Dynamic connection, is equipped with secondary planetary gear, secondary planetary gear and secondary planetary gear between the central gear and ring gear
Axis rotation connection, the secondary planetary gear axis are connect by secondary planet frame with motor shell, secondary planet frame and motor
It circumferentially limits, slide axially between shell.
6. a kind of integrated hydraulic winch structure according to claim 1, characterized in that be located at drive shaft in the reel
Position between bearing block is equipped with isolation board, and backbone sealing ring is equipped between the motor shell and the left end of reel；It is described
The side of reel is equipped with the oil filler point being connected to cavity, is equipped with sealing-plug in oil filler point.
7. a kind of integrated hydraulic winch structure according to claim 6, characterized in that the left side of the isolation board is equipped with
The coaxial thimble with drive shaft, the right end of the drive shaft are equipped with the centre hole connecting with thimble, and the left end of the motor drive shaft is set
There is spring.
8. a kind of integrated hydraulic winch structure according to claim 1, characterized in that the both ends of the rack are equipped with
Half-turn flange, the half-turn flanged joint of the support base and rack right end, left end and the rack left end of the motor shell
Half-turn flanged joint.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611248296.4A CN106586859B (en) | 2016-12-29 | 2016-12-29 | A kind of integrated hydraulic winch structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611248296.4A CN106586859B (en) | 2016-12-29 | 2016-12-29 | A kind of integrated hydraulic winch structure |
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| Publication Number | Publication Date |
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| CN106586859A CN106586859A (en) | 2017-04-26 |
| CN106586859B true CN106586859B (en) | 2019-02-19 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201611248296.4A Active CN106586859B (en) | 2016-12-29 | 2016-12-29 | A kind of integrated hydraulic winch structure |
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| Country | Link |
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| CN (1) | CN106586859B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102018102423A1 (en) * | 2018-02-02 | 2019-08-08 | Liebherr-Components Biberach Gmbh | Guy winch, guying fixture for demounting a crane jib with such guy winch and method for unclamping the jib of a crane |
| CN111675123A (en) * | 2020-07-16 | 2020-09-18 | 徐州徐工随车起重机有限公司 | Compact two-stage large-torque hydraulic winch |
| CN113562647B (en) * | 2021-09-23 | 2021-12-03 | 南通市一帆钢绳有限公司 | Balanced automatic elevating gear of galvanized steel wire rope |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102205933A (en) * | 2011-03-25 | 2011-10-05 | 胡世璇 | Hydraulic winch with built-in variable axial piston hydraulic motor |
| CN202016817U (en) * | 2011-03-24 | 2011-10-26 | 胡世璇 | Hydraulic winch |
| CN102718161A (en) * | 2011-03-24 | 2012-10-10 | 意宁液压股份有限公司 | Hydraulic winch |
| CN202785416U (en) * | 2012-07-31 | 2013-03-13 | 四川昆仑石油设备制造有限公司 | Single-shaft direct-drive electric winch |
| CN105110218A (en) * | 2015-07-29 | 2015-12-02 | 意宁液压股份有限公司 | Hydraulic winch with manual clutch |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH10167677A (en) * | 1996-12-06 | 1998-06-23 | Komatsu Ltd | Winch device |
-
2016
- 2016-12-29 CN CN201611248296.4A patent/CN106586859B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202016817U (en) * | 2011-03-24 | 2011-10-26 | 胡世璇 | Hydraulic winch |
| CN102718161A (en) * | 2011-03-24 | 2012-10-10 | 意宁液压股份有限公司 | Hydraulic winch |
| CN102205933A (en) * | 2011-03-25 | 2011-10-05 | 胡世璇 | Hydraulic winch with built-in variable axial piston hydraulic motor |
| CN202785416U (en) * | 2012-07-31 | 2013-03-13 | 四川昆仑石油设备制造有限公司 | Single-shaft direct-drive electric winch |
| CN105110218A (en) * | 2015-07-29 | 2015-12-02 | 意宁液压股份有限公司 | Hydraulic winch with manual clutch |
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| Publication number | Publication date |
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| CN106586859A (en) | 2017-04-26 |
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Denomination of invention: An integrated hydraulic winch structure Granted publication date: 20190219 Pledgee: Zhejiang Tailong Commercial Bank Co.,Ltd. Ningbo Beilun sub branch Pledgor: INI HYDRAULIC Co.,Ltd. Registration number: Y2024330000446 |
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