CN105800488A - High-efficiency hydraulic device - Google Patents

High-efficiency hydraulic device Download PDF

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Publication number
CN105800488A
CN105800488A CN201610249361.9A CN201610249361A CN105800488A CN 105800488 A CN105800488 A CN 105800488A CN 201610249361 A CN201610249361 A CN 201610249361A CN 105800488 A CN105800488 A CN 105800488A
Authority
CN
China
Prior art keywords
valve
velocity regulating
proportional velocity
flow divider
regulating valve
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.)
Granted
Application number
CN201610249361.9A
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Chinese (zh)
Other versions
CN105800488B (en
Inventor
肖龙付
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Xinghua Tongzhou Marine Equipment Co Ltd
Original Assignee
Xinghua Tongzhou Marine Equipment Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Xinghua Tongzhou Marine Equipment Co Ltd filed Critical Xinghua Tongzhou Marine Equipment Co Ltd
Priority to CN201610249361.9A priority Critical patent/CN105800488B/en
Publication of CN105800488A publication Critical patent/CN105800488A/en
Application granted granted Critical
Publication of CN105800488B publication Critical patent/CN105800488B/en
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Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B66HOISTING; LIFTING; HAULING
    • B66DCAPSTANS; WINCHES; TACKLES, e.g. PULLEY BLOCKS; HOISTS
    • B66D1/00Rope, cable, or chain winding mechanisms; Capstans
    • B66D1/02Driving gear
    • B66D1/08Driving gear incorporating fluid motors
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B66HOISTING; LIFTING; HAULING
    • B66DCAPSTANS; WINCHES; TACKLES, e.g. PULLEY BLOCKS; HOISTS
    • B66D1/00Rope, cable, or chain winding mechanisms; Capstans
    • B66D1/28Other constructional details
    • B66D1/40Control devices
    • B66D1/42Control devices non-automatic
    • B66D1/44Control devices non-automatic pneumatic of hydraulic
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15BSYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B11/00Servomotor systems without provision for follow-up action; Circuits therefor
    • F15B11/08Servomotor systems without provision for follow-up action; Circuits therefor with only one servomotor
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15BSYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B13/00Details of servomotor systems ; Valves for servomotor systems
    • F15B13/02Fluid distribution or supply devices characterised by their adaptation to the control of servomotors
    • F15B13/04Fluid distribution or supply devices characterised by their adaptation to the control of servomotors for use with a single servomotor
    • F15B13/0401Valve members; Fluid interconnections therefor
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B66HOISTING; LIFTING; HAULING
    • B66DCAPSTANS; WINCHES; TACKLES, e.g. PULLEY BLOCKS; HOISTS
    • B66D2700/00Capstans, winches or hoists
    • B66D2700/01Winches, capstans or pivots
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15BSYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B2211/00Circuits for servomotor systems
    • F15B2211/20Fluid pressure source, e.g. accumulator or variable axial piston pump
    • F15B2211/205Systems with pumps
    • F15B2211/2053Type of pump
    • F15B2211/20546Type of pump variable capacity
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15BSYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B2211/00Circuits for servomotor systems
    • F15B2211/30Directional control
    • F15B2211/305Directional control characterised by the type of valves

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • General Engineering & Computer Science (AREA)
  • Fluid-Pressure Circuits (AREA)
  • Details Of Valves (AREA)

Abstract

The invention discloses a high-efficiency hydraulic device which comprises a hydraulic pump station, a plunger pump, a change-over proportional velocity regulating valve, a balance valve and a hydraulic motor, wherein a filtering device is arranged in the hydraulic pump station and is connected with one end of a first electromagnetic valve through a hydraulic pipeline; the other end of the first electromagnetic valve is connected with one end of the plunger pump; the plunger pump is electrically connected with an electric motor; the other end of the plunger pump is separately connected with a second electromagnetic valve and an overflow valve through a pipeline; the plunger pump is also connected with one input end of the change-over proportional velocity regulating valve; the input end of the change-over proportional velocity regulating valve is connected with one end of a first flow dividing valve; the other end of the first flow dividing valve is connected with one end of a second flow dividing valve; the other end of the second flow dividing valve is connected with the change-over proportional velocity regulating valve; and the output end of the change-over proportional velocity regulating valve is connected with the hydraulic motor through the balance valve. The high-efficiency hydraulic device disclosed by the invention is simple in principle and low in cost, and has the advantages of low noise, flexible action and facilitation for debugging and maintenance.

Description

A kind of efficient hydraulic device
Technical field
The present invention relates to technical field of hydraulic pressure, be specially a kind of efficient hydraulic device.
Background technology
It is known that, hydraulic transmission technology is big due to its transmission force, control is flexible, be prone to transmission and configuration, extensive in sector application industrial, civilian, development trend along with the development of hydraulic technique and boats and ships, hydraulic technique is more widely applied at ship domain, mooring winch is effectively to run equally when boats and ships are moored a boat or moored a boat and pull in shore to bring to, and there is numerous function as loaded and uninstall process playing drift, the effect supported and position, the deviation produced with constant tension adjustment compensation vibration simultaneously.Installing on the bank for the mooring winch loaded or unload of mooring a boat is exactly the application example that constant-tension adjusts feature.Winch is divided into manually, electrically according to power, hydraulic pressure three class;Winch can be divided into according to function: winch for ship, engineering winch, mine winch, cable reel etc.;Winch for ship can be divided into again: mooring winch, positioning winch, towing winch, anchor winch etc.;Single drum and and two-fold cylinder it is divided into according to roll form;Have according to reel distribution form and be divided into two-fold cylinder arranged side by side and front and back two-fold cylinder.Existing mooring winch hydraulic device structure is complicated, volume is big, and maintenance and installation are inconvenient, job insecurity, inefficiency.
Summary of the invention
It is an object of the invention to provide a kind of efficient hydraulic device, with the problem solving to propose in above-mentioned background technology.
nullFor achieving the above object,The present invention provides following technical scheme: a kind of efficient hydraulic device,Including hydraulic power unit、Plunger displacement pump、Commutation proportional velocity regulating valve、Balanced valve and hydraulic motor,It is provided with defecator in described hydraulic power unit,And described defecator connects first electromagnetic valve one end by fluid pressure line,The described first electromagnetic valve other end connects plunger displacement pump one end,Described plunger displacement pump is electrically connected with motor,The described plunger displacement pump other end connects the second electromagnetic valve and overflow valve respectively through pipeline,Described plunger displacement pump is also connected with commutation one input of proportional velocity regulating valve,Described commutation proportional velocity regulating valve input connects first flow divider one end,The described first flow divider other end connects second flow divider one end,The described second flow divider other end connects commutation proportional velocity regulating valve,Described commutation proportional velocity regulating valve outfan connects hydraulic motor by balanced valve.
Preferably, described balanced valve includes valve body, bonnet, bottom flange, guide rod, overhead gage, nozzle and lower baffle plate, described bonnet, is arranged on the upper end of valve body, described bottom flange is arranged on the lower end of valve body, described overhead gage is fixed on bonnet, described lower baffle plate is fixed on bottom flange, overhead gage is fixed in the upper end of described guide rod, lower baffle plate is fixed in the lower end of described guide rod, described guide rod matches with nozzle, described valve body is provided with working gas import and working gas outlet, described nozzle matches with valve body, described bottom flange is provided with feedback pressure hole, described bonnet, is provided with setting pressure hole, it is provided with upper diaphragm inside described bonnet, lower diaphragm it is provided with inside described bottom flange.
Preferably, also including Pressure gauge, described Pressure gauge is arranged on the second electromagnetic valve.
Preferably, described first flow divider and the equal adoption rate flow divider of the second flow divider.
Compared with prior art, the invention has the beneficial effects as follows:
(1) present configuration principle is simple, and cost is low, compared with prior art also has that noise is little, flexible movements and be easy to debugging and the advantage of maintenance, improves the work efficiency of hydraulic means.
(2) the balanced valve volume that the present invention adopts is little, precision is high, stable, it is not easy to damage.
Accompanying drawing explanation
Fig. 1 is the overall structure schematic diagram of the present invention;
Fig. 2 is the structural representation of the balanced valve of the present invention.
Detailed description of the invention
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is clearly and completely described, it is clear that described embodiment is only a part of embodiment of the present invention, rather than whole embodiments.Based on the embodiment in the present invention, the every other embodiment that those of ordinary skill in the art obtain under not making creative work premise, broadly fall into the scope of protection of the invention.
nullRefer to Fig. 1-2,The present invention provides a kind of technical scheme: a kind of efficient hydraulic device,Including hydraulic power unit 1、Plunger displacement pump 2、Commutation proportional velocity regulating valve 3、Balanced valve 4 and hydraulic motor 5,It is provided with defecator 6 in described hydraulic power unit 1,And described defecator 6 connects first electromagnetic valve 8 one end by fluid pressure line 7,Described first electromagnetic valve 8 other end connects plunger displacement pump 2 one end,Described plunger displacement pump 2 is electrically connected with motor 9,Described plunger displacement pump 2 other end connects the second electromagnetic valve 11 and overflow valve 12 respectively through pipeline 10,Described plunger displacement pump 2 is also connected with commutation 3 one inputs of proportional velocity regulating valve,Described commutation proportional velocity regulating valve 3 input connects first flow divider 13 one end,Described first flow divider 13 other end connects second flow divider 14 one end,Described second flow divider 14 other end connects commutation proportional velocity regulating valve 3,Described first flow divider 13 and the second equal adoption rate flow divider of flow divider 14.Described commutation proportional velocity regulating valve 3 outfan connects hydraulic motor 5 by balanced valve 4.The commutation proportional velocity regulating valve that the present invention adopts has the multi-functional characteristic of commutation, stepless time adjustment, off-load, overload protection; its simple in construction, reliable operation; can manual regulation balance, sensitive; commutate Tong Bu with stepless time adjustment; conveniently can also form combination valve with other function Hydraulic Elements; the system that simplifies is installed and realizes the purposes such as long-range control, also includes Pressure gauge 24, and described Pressure gauge 24 is arranged on the second electromagnetic valve 11.Pressure gauge can show the pressure of plunger displacement pump in real time, it is ensured that it is properly functioning, and present configuration principle is simple, and cost is low, compared with prior art also has that noise is little, flexible movements and be easy to debugging and the advantage of maintenance, improves the work efficiency of hydraulic means.
nullIn the present embodiment,Balanced valve 4 includes valve body 15、Bonnet, 16、Bottom flange 17、Guide rod 18、Overhead gage 19、Nozzle 20 and lower baffle plate 21,Described bonnet, 16 is arranged on the upper end of valve body 15,Described bottom flange 17 is arranged on the lower end of valve body 15,Described overhead gage 19 is fixed on bonnet, 16,Described lower baffle plate 21 is fixed on bottom flange 17,Overhead gage 19 is fixed in the upper end of described guide rod 18,Lower baffle plate 21 is fixed in the lower end of described guide rod 18,Described guide rod 18 matches with nozzle 20,Described valve body 15 is provided with working gas import and working gas outlet,Described nozzle 20 matches with valve body 15,Described bottom flange 17 is provided with feedback pressure hole,Described bonnet, 16 is provided with setting pressure hole,It is provided with upper diaphragm 22 inside described bonnet, 16,Lower diaphragm 23 it is provided with inside described bottom flange 17.The balanced valve volume that the present invention adopts is little, precision is high, stable, it is not easy to damage.
Although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, being appreciated that and these embodiments can be carried out multiple change, amendment, replacement and modification without departing from the principles and spirit of the present invention, the scope of the present invention be defined by the appended.

Claims (4)

  1. null1. an efficient hydraulic device,Including hydraulic power unit (1)、Plunger displacement pump (2)、Commutation proportional velocity regulating valve (3)、Balanced valve (4) and hydraulic motor (5),It is characterized in that: in described hydraulic power unit (1), be provided with defecator (6),And described defecator (6) connects the first electromagnetic valve (8) one end by fluid pressure line (7),Described first electromagnetic valve (8) other end connects plunger displacement pump (2) one end,Described plunger displacement pump (2) is electrically connected with motor (9),Described plunger displacement pump (2) other end connects the second electromagnetic valve (11) and overflow valve (12) respectively through pipeline (10),Described plunger displacement pump (2) is also connected with commutation (3) inputs of proportional velocity regulating valve,Described commutation proportional velocity regulating valve (3) input connects the first flow divider (13) one end,Described first flow divider (13) other end connects the second flow divider (14) one end,Described second flow divider (14) other end connects commutation proportional velocity regulating valve (3),Described commutation proportional velocity regulating valve (3) outfan connects hydraulic motor (5) by balanced valve (4).
  2. null2. a kind of efficient hydraulic device according to claim 1,It is characterized in that: described balanced valve (4) includes valve body (15)、Bonnet, (16)、Bottom flange (17)、Guide rod (18)、Overhead gage (19)、Nozzle (20) and lower baffle plate (21),Described bonnet, (16) is arranged on the upper end of valve body (15),Described bottom flange (17) is arranged on the lower end of valve body (15),Described overhead gage (19) is fixed on bonnet, (16),Described lower baffle plate (21) is fixed on bottom flange (17),Overhead gage (19) is fixed in the upper end of described guide rod (18),Lower baffle plate (21) is fixed in the lower end of described guide rod (18),Described guide rod (18) matches with nozzle (20),Described valve body (15) is provided with working gas import and working gas outlet,Described nozzle (20) matches with valve body (15),Described bottom flange (17) is provided with feedback pressure hole,Described bonnet, (16) is provided with setting pressure hole,Described bonnet, (16) inner side is provided with upper diaphragm (22),Described bottom flange (17) inner side is provided with lower diaphragm (23).
  3. 3. a kind of efficient hydraulic device according to claim 1, it is characterised in that: also including Pressure gauge (24), described Pressure gauge (24) is arranged on the second electromagnetic valve (11).
  4. 4. a kind of efficient hydraulic device according to claim 1, it is characterised in that: described first flow divider (13) and the second flow divider (14) all adoption rate flow dividers.
CN201610249361.9A 2016-04-21 2016-04-21 A kind of efficient hydraulic device Active CN105800488B (en)

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Application Number Priority Date Filing Date Title
CN201610249361.9A CN105800488B (en) 2016-04-21 2016-04-21 A kind of efficient hydraulic device

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106517019A (en) * 2016-12-26 2017-03-22 上海豪高机电科技有限公司 Hydraulic control system for winch

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0341650A2 (en) * 1988-05-12 1989-11-15 Hitachi Construction Machinery Co., Ltd. Hydraulic drive system for crawler-mounted construction vehicle
CN202690569U (en) * 2012-05-14 2013-01-23 长沙金阳机械设备科技开发有限公司 Energy-saving oil cylinder integrating fast stroke and slow stroke and application device thereof
CN203333196U (en) * 2013-07-05 2013-12-11 烟台大海机械制造有限公司 Tower crane hydraulic jacking device
CN104192749A (en) * 2014-07-29 2014-12-10 徐州五洋科技股份有限公司 Mining explosion-proof type hydraulic winch hydraulic system
CN205590194U (en) * 2016-04-21 2016-09-21 兴化市通舟船舶设备有限公司 High -efficient hydraulic means

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0341650A2 (en) * 1988-05-12 1989-11-15 Hitachi Construction Machinery Co., Ltd. Hydraulic drive system for crawler-mounted construction vehicle
CN202690569U (en) * 2012-05-14 2013-01-23 长沙金阳机械设备科技开发有限公司 Energy-saving oil cylinder integrating fast stroke and slow stroke and application device thereof
CN203333196U (en) * 2013-07-05 2013-12-11 烟台大海机械制造有限公司 Tower crane hydraulic jacking device
CN104192749A (en) * 2014-07-29 2014-12-10 徐州五洋科技股份有限公司 Mining explosion-proof type hydraulic winch hydraulic system
CN205590194U (en) * 2016-04-21 2016-09-21 兴化市通舟船舶设备有限公司 High -efficient hydraulic means

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106517019A (en) * 2016-12-26 2017-03-22 上海豪高机电科技有限公司 Hydraulic control system for winch

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