CN108217486A - A kind of double motor structure hydraulic compensates winch - Google Patents
A kind of double motor structure hydraulic compensates winch Download PDFInfo
- Publication number
- CN108217486A CN108217486A CN201611157201.8A CN201611157201A CN108217486A CN 108217486 A CN108217486 A CN 108217486A CN 201611157201 A CN201611157201 A CN 201611157201A CN 108217486 A CN108217486 A CN 108217486A
- Authority
- CN
- China
- Prior art keywords
- motor
- hydraulic
- winch
- brake
- niggerhead
- 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
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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
- B66D1/08—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
- B66D1/02—Driving gear
- B66D1/14—Power transmissions between power sources and drums or barrels
- B66D1/22—Planetary or differential gearings, i.e. with planet gears having movable axes of rotation
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- 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
- B66D5/06—Crane, lift hoist, or winch brakes operating on drums, barrels, or ropes with radial effect
- B66D5/08—Crane, lift hoist, or winch brakes operating on drums, barrels, or ropes with radial effect embodying blocks or shoes
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Fluid-Pressure Circuits (AREA)
Abstract
The invention discloses a kind of double motor structure hydraulics to compensate winch, it is made of hydraulic motor, niggerhead, motor control valve group, brake, compensation motor, clutch and hydraulic rotary joint, hydraulic motor connecting brake, brake is connect by planetary reduction gear with niggerhead, when hydraulic motor drives niggerhead raising or declines, brake is opened, and when completing folding and unfolding cable, brake closing makes niggerhead stop rotating；Motor control valve group controls the connection or disconnection between hydraulic motor and hydraulic circuit, and compensation motor is connected with niggerhead, and hydraulic rotary joint matches clutch by disk spring, axis and reaches from, conjunction applying working condition.Planetary reduction gear inertia control can be greatly reduced in the operation for the "Off" that the present invention passes through clutch, breakaway braking device and planetary reduction gear, reach and compare accurately balancing force and compensation speed, improve all kinds of draw off gears safety in utilization under high sea situation.
Description
Technical field
The present invention relates to a kind of double motor structure hydraulics to compensate winch.
Background technology
Compensation hydraulic winch is widely used all kinds of deck of ship machines under the high sea situation such as all kinds of cranes, compensating platform
On tool.Compensation hydraulic winch is usually made of hydraulic motor, planetary reduction gear, reel, motor control valve group and wall stand etc.（Such as
Shown in Fig. 1）, common structure type declines for a compensation hydraulic winch with a normal raising of hydraulic motor completion and compensation
Action.
Usual compensation hydraulic winch takes variable displacement motor, achievees the purpose that winch raising declines and compensates, variable displacement motor is most
The ratio of huge discharge and minimum injection rate is between 3 ∽ 5.By taking the hydraulic wireline winch of 40KN as an example, load down is under the normal raising of winch
40KN, pulling force of the winch when making compensation of undulation is between 13.3 ∽ 8KN.According to real ship obtain in folding and unfolding experiment, no matter
The pulling force of hydraulic wireline winch is much, and compensation pulling force is excessively high and too low cannot meet requirement in 10KN or so.For rising
It is practicable, and market that the compensation hydraulic winch of load down 60KN and following load, which takes single motor configuration form, under rising
It is upper very common, but for big load such as 120KN and more than compensation hydraulic, single motor configuration form is taken, no matter choose state
Border brand or home brands, the compensation pulling force that can be realized are 37.5 ∽ 24KN, it is clear that balancing force is too big and cannot meet use
It is required that therefore single motor configuration form can not meet the Compensation Design of heavy load.
Invention content
It is an object of the invention to：For above-mentioned insufficient and shortcoming in the prior art, one kind is provided and disclosure satisfy that
The double motor structure hydraulic compensation winch that the normal raising of heavy load declines and compensation uses.
The present invention is achieved by the following technical solutions：
A kind of double motor structure hydraulic compensates winch, by hydraulic motor, planetary reduction gear, niggerhead, winch wall stand, motor control
Valve group processed, brake, compensation motor, external gear, clutch, disk spring and hydraulic rotary joint composition, the hydraulic motor
Connecting brake, brake are connected by the shaft of planetary reduction gear and niggerhead, and the niggerhead surface wrap drags
Cable is draged, niggerhead is fixed in winch wall stand, and the brake is normally closed type contracting brake, and hydraulic motor drives winch volume
When cylinder raising or decline, brake is in opening, and when completing folding and unfolding cable, the brake closing stops niggerhead
Rotation；The motor control valve group controls the connection or disconnection between the hydraulic motor and hydraulic circuit, the compensation motor
It is connected by external gear with the gear installed on niggerhead, the hydraulic rotary joint is matched by disk spring, axis
So that clutch reach from, close applying working condition, it is described compensation motor on be bolted recuperation valve block, recuperation valve block leads to
Piping connects hydraulic circuit.
Wherein, the compensation motor and hydraulic motor are both secured in winch wall stand.
Wherein, when winch needs raising or step-down operation, brake is in opening, and clutch is in disk spring
The lower state in " conjunction " of effect, drives niggerhead to make rotary motion, so as to reach the operation of raising or decline, compensates at this time
Motor is in floating idling conditions.
Wherein, when winch needs compensation campaign, signal is obtained by motor control valve group, compensation motor connects external gear,
External gear connection winch reel, hydraulic rotary joint inject hydraulic oil, offset the active force of disk spring, and clutch is in "Off"
State, i.e. compensation campaign when, hydraulic motor, brake and planetary reduction gear are off.
In conclusion by adopting the above-described technical solution, the beneficial effects of the invention are as follows：
The present invention is not limited using double motor structure hydraulic compensation winch by the ratio of variable displacement motor, simultaneously also by clutch
Inertia control can be greatly reduced in the operation of "Off", breakaway braking device and planetary reduction gear, reach compare accurately balancing force and
Compensation speed finally improves the safety that all kinds of draw off gears use under high sea situation, and it is bigger to decline load suitable for raising
And balancing force and compensation speed require higher applying working condition.
Description of the drawings
Examples of the present invention will be described by way of reference to the accompanying drawings, wherein：
Fig. 1 is conventional compensation hydraulic winch structure schematic diagram；
Fig. 2 is the compensation hydraulic winch structure schematic diagram of the present invention；
Fig. 3 is the hydraulic rotary joint of the present invention, disk-shape spring structure schematic diagram；
Shown in figure：1-hydraulic motor, 2-planetary reduction gear, 3-niggerhead, 4-winch wall stand, 5-motor control valve
Group, 6-brake, 7-compensation motor, 8-external gear, 9-clutch, 10-disk spring, 11-hydraulic rotary joint,
12-recuperation valve block, 13-axis, 14-gear.
Specific embodiment
All features or disclosed all methods disclosed in this specification or in the process the step of, in addition to mutually exclusive
Feature and/or step other than, can combine in any way.
This specification（Including any accessory claim, abstract and attached drawing）Disclosed in any feature, except non-specifically chatting
It states, can be replaced by other alternative features that are equivalent or have similar purpose.That is, unless specifically stated, each feature is only
It is an example in a series of equivalent or similar characteristics.
As shown in Figures 2 and 3, a kind of double motor structure hydraulic compensation winch, by hydraulic motor 1, planetary reduction gear 2, twists
Vehicle reel 3, winch wall stand 4, motor control valve group 5, brake 6, compensation motor 7, external gear 8, clutch 9, disk spring 10
It is formed with hydraulic rotary joint 11,1 connecting brake 6 of hydraulic motor, brake 6 is rolled up by planetary reduction gear 2 and winch
The shaft connection of cylinder 3,3 surface wrap of niggerhead have towrope, and niggerhead 3 is fixed in winch wall stand 4, the system
Dynamic device 6 is normally closed type contracting brake, and when hydraulic motor 1 drives 3 raising of niggerhead or declines, brake 6 is in opening state
State, when completing folding and unfolding cable, the closing of brake 6 makes niggerhead 3 stop rotating；The motor control valve group 5 controls institute
The connection or disconnection between hydraulic motor 1 and hydraulic circuit are stated, the compensation motor 7 is by external gear with pacifying on niggerhead 3
The gear of dress is connected, and the hydraulic rotary joint 11 matches clutch by disk spring 10, axis 13, gear 14 and reaches
To from, close applying working condition, gear 14 by bearing empty set on axis 13, it is described compensation motor 7 on be bolted
Recuperation valve block 12, recuperation valve block 12 connect hydraulic circuit by pipeline.Wherein, the compensation motor 7 and hydraulic motor 1 are fixed
In in winch wall stand 4.
11 unimplanted high velocity liquid pressure oil of hydraulic rotary joint, butterfly spring 10 work, and butterfly spring 10 is generated towards hydraulic swing
The spring force in 11 direction of adapter, clutch 9 are in the state closed, and axis 13 and gear 14 are in connection status；Hydraulic swing is transferred
It is first 11 injection high velocity liquid pressure oil, generate thrust offset butterfly spring 10 spring force, clutch 9 be in from state, 13 He of axis
Gear 14 is in and is not connected to state.
The operating instruction of the double motor structure hydraulic compensation winch of the present invention：
（1）The operation that normal raising declines
When winch needs raising step-down operation, hydraulic motor is prime mover, and connecting brake, brake is usually in closing shape
State, when raising step-down operation, open, brake connection planetary reduction gear, and clutch is under the action of disk spring in " conjunction "
State drives niggerhead to make rotary motion, so as to reach the operational movement of raising decline.At this point, compensation motor passes through external tooth
Wheel is connected with reel, in floating idling conditions.
（2）Compensating operation
When needing compensation campaign, signal is obtained by motor control valve group, winch needs compensate.Compensation motor is original at this time
Motivation is connect by external gear with niggerhead, hydraulic rotary joint injection hydraulic oil, offsets the active force of disk spring,
When clutch is in the state, i.e. compensation campaign of "Off", hydraulic motor, brake and planetary reduction gear are off.
It is not limited using double motor structure hydraulic compensation winch by the ratio of variable displacement motor, simultaneously also by clutch
Inertia control can be greatly reduced in the operation of "Off", breakaway braking device and planetary reduction gear, reach compare accurately balancing force and
Compensation speed finally improves all kinds of draw off gears（Equipment）The safety used under high sea situation.
Particular embodiments described above has carried out the purpose of the present invention, technical solution and advantageous effect further in detail
It describes in detail bright, it should be understood that the above is only a specific embodiment of the present invention, is not intended to restrict the invention.This
Invention expand to any new feature disclosed in the present specification or any new combination and disclose any new method or
The step of process or any new combination.
Claims (4)
1. a kind of double motor structure hydraulic compensates winch, which is characterized in that by hydraulic motor, planetary reduction gear, niggerhead, strand
Vehicle wall stand, motor control valve group, brake, compensation motor, external gear, clutch, disk spring and hydraulic rotary joint composition,
The hydraulic motor connecting brake, brake are connected by the shaft of planetary reduction gear and niggerhead, the niggerhead
Surface wrap has towrope, and niggerhead is fixed in winch wall stand, the brake be normally closed type contracting brake, hydraulic pressure horse
Up to when driving niggerhead raising or declining, brake is in opening, and when completing folding and unfolding cable, the brake closing makes
Niggerhead stops rotating；The motor control valve group controls the connection or disconnection between the hydraulic motor and hydraulic circuit,
The compensation motor is connected by external gear with the gear installed on niggerhead, and the hydraulic rotary joint passes through dish-shaped bullet
Spring, axis match so that clutch reach from, close applying working condition, it is described compensation motor on be bolted recuperation valve
Block, recuperation valve block connect hydraulic circuit by pipeline.
2. double motor structure hydraulic according to claim 1 compensates winch, which is characterized in that the compensation motor and hydraulic pressure
Motor is both secured in winch wall stand.
3. double motor structure hydraulic according to claim 1 compensates winch, which is characterized in that when winch need raising or under
During drop operation, brake is in opening, and clutch is in the state of " conjunction " under the action of disk spring, drives winch volume
Cylinder makees rotary motion, so as to reach the operation of raising or decline, compensates motor at this time and is in floating idling conditions.
4. double motor structure hydraulic according to claim 1 compensates winch, which is characterized in that when winch needs compensation campaign
When, signal, compensation motor connection external gear, external gear connection winch reel, hydraulic rotary joint are obtained by motor control valve group
Hydraulic oil is injected, offsets the active force of disk spring, when clutch is in the state, i.e. compensation campaign of "Off", hydraulic motor, system
Dynamic device and planetary reduction gear are off.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611157201.8A CN108217486A (en) | 2016-12-15 | 2016-12-15 | A kind of double motor structure hydraulic compensates winch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611157201.8A CN108217486A (en) | 2016-12-15 | 2016-12-15 | A kind of double motor structure hydraulic compensates winch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108217486A true CN108217486A (en) | 2018-06-29 |
Family
ID=62650219
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611157201.8A Pending CN108217486A (en) | 2016-12-15 | 2016-12-15 | A kind of double motor structure hydraulic compensates winch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108217486A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109279530A (en) * | 2018-09-20 | 2019-01-29 | 武汉船用机械有限责任公司 | A kind of winch driving gear |
| CN112723208A (en) * | 2020-12-22 | 2021-04-30 | 青岛核工机械有限公司 | Speed reducer capable of realizing vertical displacement wave compensation function |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2749709A (en) * | 1947-01-08 | 1956-06-12 | Hydraulik As | Dual motor hydraulic drive and control valve therefor |
| CA2238168A1 (en) * | 1997-10-13 | 1999-04-13 | Pullmaster Winch Corporation | Motion compensation winch |
| CN101190770A (en) * | 2007-09-05 | 2008-06-04 | 胡世璇 | Hydraulic pressure reel cart with clutch at transmission last level |
| CN102887450A (en) * | 2012-10-12 | 2013-01-23 | 南通力威机械有限公司 | Heavy-load and light-load dual-purpose hydraulic umbilical winch |
| CN104555773A (en) * | 2015-01-12 | 2015-04-29 | 宁波新宏液压有限公司 | Hydraulic winch |
| CN206318641U (en) * | 2016-12-15 | 2017-07-11 | 中船绿洲镇江船舶辅机有限公司 | A kind of double motor structure hydraulic compensates winch |
-
2016
- 2016-12-15 CN CN201611157201.8A patent/CN108217486A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2749709A (en) * | 1947-01-08 | 1956-06-12 | Hydraulik As | Dual motor hydraulic drive and control valve therefor |
| CA2238168A1 (en) * | 1997-10-13 | 1999-04-13 | Pullmaster Winch Corporation | Motion compensation winch |
| CN101190770A (en) * | 2007-09-05 | 2008-06-04 | 胡世璇 | Hydraulic pressure reel cart with clutch at transmission last level |
| CN102887450A (en) * | 2012-10-12 | 2013-01-23 | 南通力威机械有限公司 | Heavy-load and light-load dual-purpose hydraulic umbilical winch |
| CN104555773A (en) * | 2015-01-12 | 2015-04-29 | 宁波新宏液压有限公司 | Hydraulic winch |
| CN206318641U (en) * | 2016-12-15 | 2017-07-11 | 中船绿洲镇江船舶辅机有限公司 | A kind of double motor structure hydraulic compensates winch |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109279530A (en) * | 2018-09-20 | 2019-01-29 | 武汉船用机械有限责任公司 | A kind of winch driving gear |
| CN112723208A (en) * | 2020-12-22 | 2021-04-30 | 青岛核工机械有限公司 | Speed reducer capable of realizing vertical displacement wave compensation function |
| CN112723208B (en) * | 2020-12-22 | 2022-07-15 | 青岛核工机械有限公司 | Speed reducer capable of realizing vertical displacement wave compensation function |
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