CN103574112A - Pressure regulating valve for marine lubricating oil system - Google Patents

Pressure regulating valve for marine lubricating oil system Download PDF

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Publication number
CN103574112A
CN103574112A CN201310499155.XA CN201310499155A CN103574112A CN 103574112 A CN103574112 A CN 103574112A CN 201310499155 A CN201310499155 A CN 201310499155A CN 103574112 A CN103574112 A CN 103574112A
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China
Prior art keywords
valve
spring
main valve
communicated
processed
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Application number
CN201310499155.XA
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Chinese (zh)
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CN103574112B (en
Inventor
王希贵
王瑛
刘琳辉
刘兆晶
刘永恒
张超
黄莹莹
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Harbin broad power technology development Co., Ltd.
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703th Research Institute of CSIC
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Priority to CN201310499155.XA priority Critical patent/CN103574112B/en
Publication of CN103574112A publication Critical patent/CN103574112A/en
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Publication of CN103574112B publication Critical patent/CN103574112B/en
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    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K17/00—Safety valves; Equalising valves, e.g. pressure relief valves
    • F16K17/02—Safety valves; Equalising valves, e.g. pressure relief valves opening on surplus pressure on one side; closing on insufficient pressure on one side
    • F16K17/04—Safety valves; Equalising valves, e.g. pressure relief valves opening on surplus pressure on one side; closing on insufficient pressure on one side spring-loaded
    • F16K17/10—Safety valves; Equalising valves, e.g. pressure relief valves opening on surplus pressure on one side; closing on insufficient pressure on one side spring-loaded with auxiliary valve for fluid operation of the main valve
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16N—LUBRICATING
    • F16N23/00—Special adaptations of check valves

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Safety Valves (AREA)

Abstract

The invention relates to a pressure regulating valve for a marine lubricating oil system, aims at solving the problem of the marine lubricating oil system in the prior art that a pilot valve is easily damaged as the flow passing through the pressure regulating valve is suddenly changed and the flow of the pressure regulating valve cannot be timely changed as well when the load of an operating mechanism is suddenly changed, and also aims at solving the problem that the pilot valve is damaged due to increased pressure of oil liquid in the pilot valve. The pressure regulating valve comprises a main valve, a pilot-operated type slide valve and a first spring regulating valve, wherein the main valve comprises a main valve body, a main valve bush and a main valve element, the pilot-operated type slide valve comprises a slide valve body, a regulating screw rod and a pilot valve element, and the pilot valve element comprises a pilot valve bush, a spring, a plunger and two baffles. The pressure regulating valve is applicable to the marine lubricating oil system.

Description

A kind of pressure regulator valve of oil system peculiar to vessel
Technical field
The present invention relates to a kind of pressure regulator valve of oil system peculiar to vessel.
Background technique
At present, prior art oil system peculiar to vessel changes suddenly in operation mechanism's load, motion converter direction or while stopping, flow by pressure regulator valve will change suddenly, thereby pressure system pressure is also sharply changed, the flow of pressure regulator valve can not be followed timely variation, and then pilot valve is produced to pressure, when pressure is excessive, easily make pilot valve damage, and make pilot valve ineffective, fluid in pilot valve can not flow in valve body in time simultaneously, and the pressure in pilot valve is increased easily to producing damage.
Summary of the invention
The present invention changes suddenly in order to solve oil system peculiar to vessel flow by pressure regulator valve when operation mechanism's load changes suddenly in prior art, the flow of pressure regulator valve can not be followed timely variation, easily make pilot valve damage, and the fluid in pilot valve produces to pilot valve the problem of damaging because pressure increases, and then provide a kind of pressure regulator valve of oil system peculiar to vessel.
The present invention addresses the above problem the technological scheme adopting to be: it comprises main valve, it also comprises pilot operated spool valve and the first spring controlled valve, main valve comprises main valve body, main valve housing and main valve plug, pilot operated spool valve comprises slide valve, adjusting screw rod and guide's spool, guide's spool comprises guide's valve pocket, spring, plunger and two baffle plates, main valve body top middle portion is processed with oil spilling mouth, the bottom of main valve body is processed with filler opening, the top end face of main valve body is uniform is processed with four Inner drain ports, four Inner drain ports are all communicated with, a sidewall of main valve body is processed with return opening, main valve housing is sleeved on main valve plug, between oil spilling mouth and filler opening, be provided with main valve housing, and oil spilling mouth and filler opening are all communicated with main valve housing, main valve housing is communicated with return opening, one of them Inner drain port is communicated with the top of return opening, and Inner drain port is provided with the first spring controlled valve, the two ends of spring are respectively provided with a baffle plate, the inside of guide's valve pocket is provided with adjusting screw rod from left to right successively, spring and plunger, slide valve is processed spool bore vertically, the top of slide valve is processed with outside control mouth from top to bottom, spool bore is communicated with outside control mouth, guide's spool is arranged in slide valve, guide's valve pocket mounting spring place is radially processed with outer bakie, the bottom of slide valve is processed with outer leak, and outer bakie is communicated with outer leak, pilot operated spool valve is fixedly mounted on main valve, the bottom of outside control mouth is communicated with oil spilling mouth, the bottom of outer leak is communicated with any one Inner drain port.
The invention has the beneficial effects as follows: by the present invention, can make pressure regulator valve change according to the variation of flow system flow, when pressure surpasses rated pressure value, guide's spool 10 of pilot operated spool valve 2 is to left movement, more substantial fluid can be flowed in main valve body by outside control mouth 18, and then pilot operated spool valve 2 is protected, and the setting of pilot operated spool valve 2 flows can regulate by adjusting screw rod 9, make the flow of pilot operated spool valve 2 can set multiple different pressure and carry core, main valve 1 of the present invention is provided with the first spring controlled valve 13 and the second spring controlled valve 19, can adjust specified year core adjusting the first spring controlled valve 13 and the second spring controlled valve 19 with the bolt 21 of spring, and play, protect pilot operated spool valve 2 objects, the present invention also has simple in structure, advantage reasonable in design.
Accompanying drawing explanation
Fig. 1 is overall structure plan view of the present invention, and Fig. 2 is the left view of Fig. 1.
Embodiment
Embodiment one: present embodiment is described in conjunction with Fig. 1 and Fig. 2, a kind of pressure regulator valve of oil system peculiar to vessel described in present embodiment, it also comprises pilot operated spool valve 2 and the first spring controlled valve 13, main valve 1 comprises main valve body 3, main valve housing 4 and main valve plug 5, pilot operated spool valve 2 comprises slide valve 12, adjusting screw rod 9 and guide's spool 10, guide's spool 10 comprises guide's valve pocket 11, spring 15, plunger 16 and two baffle plates 17, main valve body 3 top middle portion are processed with oil spilling mouth 3-1, the bottom of main valve body 3 is processed with filler opening 7, the top end face of main valve body 3 is uniform is processed with four Inner drain ports 8, four Inner drain ports 8 are all communicated with, a sidewall of main valve body 3 is processed with return opening 6, main valve housing 4 is sleeved on main valve plug 5, between oil spilling mouth 3-1 and filler opening 7, be provided with main valve housing 4, and oil spilling mouth 3-1 and filler opening 7 are all communicated with main valve housing 4, main valve housing 4 is communicated with return opening 6, one of them Inner drain port 8 is communicated with the top of return opening 6, and Inner drain port 8 is provided with the first spring controlled valve 13, the two ends of spring 15 are respectively provided with a baffle plate 17, the inside of guide's valve pocket 11 is provided with adjusting screw rod 9 from left to right successively, spring 15 and plunger 16, slide valve 12 is processed spool bore 14 vertically, the top of slide valve 12 is processed with outside control mouth 18 from top to bottom, spool bore 14 is communicated with outside control mouth 18, guide's spool 10 is arranged in slide valve 12, guide's valve pocket 11 mounting spring places are radially processed with outer bakie 11-1, the bottom of slide valve 12 is processed with outer leak 12-1, and outer bakie 11-1 is communicated with outer leak 12-1, pilot operated spool valve 2 is fixedly mounted on main valve 1, the bottom of outside control mouth 18 is communicated with oil spilling mouth 3-1, the bottom of outer leak 12-1 is communicated with any one Inner drain port 8.
Embodiment two: present embodiment is described in conjunction with Fig. 1 and Fig. 2, a kind of pressure regulator valve of oil system peculiar to vessel described in present embodiment, described modulating valve also comprises the second spring controlled valve 19, any one Inner drain port 8 in other three Inner drain ports 8 is provided with the second spring controlled valve 19, and other is identical with embodiment one.
Embodiment three: present embodiment is described in conjunction with Fig. 1 and Fig. 2, a kind of pressure regulator valve of oil system peculiar to vessel described in present embodiment, the first spring controlled valve 13 and the second spring controlled valve 19 include valve pocket 20, with bolt 21 and the hoodle 22 of spring, one end that spring is installed with the bolt 21 of spring is fixedly connected with hoodle 22, bolt 21 with spring is arranged in valve pocket 20, and other is identical with embodiment two.
Working principle
The present invention is arranged in oil system, by the present invention, the flow in oil system is adjusted, make the present invention meet the changes in flow rate of oil system.

Claims (3)

1. the pressure regulator valve of an oil system peculiar to vessel, it comprises main valve (1), it is characterized in that: it also comprises pilot operated spool valve (2) and the first spring controlled valve (13), main valve (1) comprises main valve body (3), main valve housing (4) and main valve plug (5), pilot operated spool valve (2) comprises slide valve (12), adjusting screw rod (9) and guide's spool (10), guide's spool (10) comprises guide's valve pocket (11), spring (15), plunger (16) and two baffle plates (17), main valve body (3) top middle portion is processed with oil spilling mouth (3-1), the bottom of main valve body (3) is processed with filler opening (7), uniform four the Inner drain ports (8) that are processed with of top end face of main valve body (3), four Inner drain ports (8) are all communicated with, a sidewall of main valve body (3) is processed with return opening (6), main valve housing (4) is sleeved on main valve plug (5), between oil spilling mouth (3-1) and filler opening (7), be provided with main valve housing (4), and oil spilling mouth (3-1) and filler opening (7) are all communicated with main valve housing (4), main valve housing (4) is communicated with return opening (6), one of them Inner drain port (8) is communicated with the top of return opening (6), and Inner drain port (8) is provided with the first spring controlled valve (13), the two ends of spring (15) are respectively provided with a baffle plate (17), the inside of guide's valve pocket (11) is provided with adjusting screw rod (9) from left to right successively, spring (15) and plunger (16), slide valve (12) is processed spool bore (14) vertically, the top of slide valve (12) is processed with outside control mouth (18) from top to bottom, spool bore (14) is communicated with outside control mouth (18), guide's spool (10) is arranged in slide valve (12), guide's valve pocket (11) mounting spring place is radially processed with outer bakie (11-1), the bottom of slide valve (12) is processed with outer leak (12-1), and outer bakie (11-1) is communicated with outer leak (12-1), pilot operated spool valve (2) is fixedly mounted on main valve (1), the bottom of outside control mouth (18) is communicated with oil spilling mouth (3-1), the bottom of outer leak (12-1) is communicated with any one Inner drain port (8).
2. a kind of pressure regulator valve of oil system peculiar to vessel according to claim 1, it is characterized in that: described modulating valve also comprises the second spring controlled valve (19), any one the Inner drain port (8) in other three Inner drain ports (8) is provided with the second spring controlled valve (19).
3. a kind of pressure regulator valve of oil system peculiar to vessel according to claim 2, it is characterized in that: the first spring controlled valve (13) and the second spring controlled valve (19) include valve pocket (20), with bolt (21) and the hoodle (22) of spring, one end that spring is installed with the bolt (21) of spring is fixedly connected with hoodle (22), with the bolt (21) of spring, is arranged in valve pocket (20).
CN201310499155.XA 2013-10-22 2013-10-22 A kind of pressure regulator valve of oil system peculiar to vessel Active CN103574112B (en)

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CN103574112B CN103574112B (en) 2016-03-16

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106246973A (en) * 2016-10-12 2016-12-21 哈尔滨第机械集团有限公司 A kind of Armored tracklayer constant pressure valve
CN111692148A (en) * 2020-04-30 2020-09-22 武汉船用机械有限责任公司 Safety valve for hydraulic pump

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4712582A (en) * 1984-09-20 1987-12-15 Ranco Incorporated Reversing valve assembly with improved pilot valve mounting structure
CN2547979Y (en) * 2002-03-12 2003-04-30 郭崇 Pilot pressure valve
CN202056367U (en) * 2011-08-17 2011-11-30 上海七洋液压机械有限公司 Quick response type pilot overflow valve used for injection molding machine servo system
CN203500592U (en) * 2013-10-22 2014-03-26 中国船舶重工集团公司第七�三研究所 Pressure regulating valve for ship lubricating oil system

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4712582A (en) * 1984-09-20 1987-12-15 Ranco Incorporated Reversing valve assembly with improved pilot valve mounting structure
CN2547979Y (en) * 2002-03-12 2003-04-30 郭崇 Pilot pressure valve
CN202056367U (en) * 2011-08-17 2011-11-30 上海七洋液压机械有限公司 Quick response type pilot overflow valve used for injection molding machine servo system
CN203500592U (en) * 2013-10-22 2014-03-26 中国船舶重工集团公司第七�三研究所 Pressure regulating valve for ship lubricating oil system

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106246973A (en) * 2016-10-12 2016-12-21 哈尔滨第机械集团有限公司 A kind of Armored tracklayer constant pressure valve
CN111692148A (en) * 2020-04-30 2020-09-22 武汉船用机械有限责任公司 Safety valve for hydraulic pump

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Effective date of registration: 20190401

Address after: 150001 No. 35 Honghu Road, Daoli District, Harbin City, Heilongjiang Province

Patentee after: Harbin broad power technology development Co., Ltd.

Address before: 150036 No. 108 Hongqi Street, Xiangfang District, Harbin City, Heilongjiang Province

Patentee before: No.703 Inst. China Ship Heavy Industry Group Co.

TR01 Transfer of patent right