CN105508658A - Three-way change valve - Google Patents

Three-way change valve Download PDF

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Publication number
CN105508658A
CN105508658A CN201511035583.2A CN201511035583A CN105508658A CN 105508658 A CN105508658 A CN 105508658A CN 201511035583 A CN201511035583 A CN 201511035583A CN 105508658 A CN105508658 A CN 105508658A
Authority
CN
China
Prior art keywords
pilot valve
valve body
piston
main valve
pipe
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
Application number
CN201511035583.2A
Other languages
Chinese (zh)
Inventor
梁苗椿
梁雷军
陈超
高立铭
高翔
汤礼江
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.)
Shengzhou Gaoxiang Cold Chain Equipment Co Ltd
Original Assignee
Shengzhou Gaoxiang Cold Chain 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 Shengzhou Gaoxiang Cold Chain Equipment Co Ltd filed Critical Shengzhou Gaoxiang Cold Chain Equipment Co Ltd
Priority to CN201511035583.2A priority Critical patent/CN105508658A/en
Publication of CN105508658A publication Critical patent/CN105508658A/en
Pending legal-status Critical Current

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Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16KVALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K11/00Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves
    • F16K11/02Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with all movable sealing faces moving as one unit
    • F16K11/06Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with all movable sealing faces moving as one unit comprising only sliding valves, i.e. sliding closure elements
    • F16K11/065Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with all movable sealing faces moving as one unit comprising only sliding valves, i.e. sliding closure elements with linearly sliding closure members
    • F16K11/0655Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with all movable sealing faces moving as one unit comprising only sliding valves, i.e. sliding closure elements with linearly sliding closure members with flat slides
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25BREFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
    • F25B41/00Fluid-circulation arrangements
    • F25B41/20Disposition of valves, e.g. of on-off valves or flow control valves

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Multiple-Way Valves (AREA)

Abstract

The invention discloses a three-way change valve. The three-way change valve comprises a main valve and a pilot valve, wherein the main valve comprises a main valve body; the two ends of the main valve body are provided with one valve cover respectively; a positioning slide bar is arranged between the two valve covers; a piston is arranged in the main valve body; the positioning slide bar is arranged in the piston; the piston can slide leftwards and rightwards; a ventilation channel is formed in the piston; two air outlet tubes are arranged on the upper edge of the main valve body; an air inlet tube is arranged on the lower edge of the main valve body; the air inlet tube can be communicated with one air outlet tube through the ventilation channel; the two sides of the upper edge of the main valve body are provided with an air outlet respectively; the two air outlets are communicated with air pressure cavities on both sides of the piston respectively; the pilot valve comprises a pilot valve body; a slide bowl, an armature and a spring are arranged in the pilot valve body in sequence; the pilot valve is provided with an electromagnetic coil. The three-way change valve is suitable for being applied to a large-aperture large-flow refrigerating system, and is suitable for being applied to a refrigerating system of a single-stage parallel conversion and dual-stage serial multifunctional multi-station compressing and condensing unit.

Description

A kind of three-way diverter valve
Technical field
The present invention relates to a kind of three-way diverter valve of refrigeration system.
Background technique
Compression-type refrigerating system is by vaporizer, compressor, condenser, the parts composition cooling cycle systems such as expansion valve, main working process is after liquid refrigerant absorbs external heat in vaporizer, be vaporized into low-temperature low-pressure refrigerant gas, this gas enters condenser after being shortened into high temperature and high pressure gas by compressor suction pressure, cooled medium (water or air) exothermic condensation becomes highly pressurised liquid within the condenser, it is the refrigeration agent of low-pressure low-temperature after reducing pressure by regulating flow, and again enter vaporizer heat absorption vaporization, form circularly cooling.Multipurpose Condensing units is made up of multiple compressor, can realize refrigeration and cold storage or low-temperature quick-freezing, and in order to realize the needs of the multiplex's energy multi-operating mode Condensing units being used for single-stage parallel connection or double stage tandem, the present invention arises at the historic moment.
Summary of the invention
The invention provides a kind of three-way diverter valve, it is applicable to use in the refrigeration system of heavy caliber large discharge, and the interior use of the refrigeration system being applicable to single-stage parallel connection conversion and the multi-functional multi-operating mode Condensing units of double stage tandem.
For achieving the above object, technological scheme of the present invention is:
A kind of three-way diverter valve, comprise main valve and pilot valve, described main valve comprises main valve body, is respectively provided with a valve gap at main valve body two ends, between two valve gaps, be provided with positioning rod; A piston is furnished with in described main valve body, described positioning rod is arranged in piston, piston can be horizontally slipped, also there is scavenge duct in described piston, have two steam outlet pipes in main valve body top, have a suction tude below, this suction tude can be communicated with a wherein steam outlet pipe by scavenge duct, both sides, described main valve body top respectively have an air outlet, and these two air outlets communicate with the atmospheric pressure cavity of piston both sides respectively; Described pilot valve comprises pilot valve body, and have sliding bowl, weighing apparatus iron, spring in pilot valve body successively, pilot valve body is provided with electromagnetic coil; Described pilot valve is also provided with pilot valve pipe A, pilot valve pipe B, pilot valve pipe C, pilot valve pipe D, wherein pilot valve pipe A one end is connected with described pilot valve body, the other end is connected with described suction tude, and pilot valve pipe B is connected with described pilot valve body with pilot valve pipe C one end, and the other end is connected with described two air outlets respectively.
Further setting as such scheme: the two ends of described positioning rod are respectively provided with a position limit socket, the position horizontally slipped by position limit socket energy control piston, guarantees that described suction tude can be communicated with a wherein steam outlet pipe by scavenge duct.
The invention has the beneficial effects as follows: the pipeline that the present invention is applicable in the refrigeration system of heavy caliber large discharge flows to conversion, be applicable to the single-stage refrigeration cycle in parallel of compressor condensation unit, and compressor condensation units connected in series two-stage refrigeration can be converted at any time to by the present invention and recycle.The present invention make after using in the refrigeration system of Condensing units Condensing units can refrigeration and cold storage again can low-temperature quick-freezing, carrying out multiplex (MUX) can the work of multi-operating mode running refrigerating.
Accompanying drawing explanation
Make a nearly step below in conjunction with accompanying drawing to enforcement of the present invention to describe in detail.
Fig. 1 is structural representation of the present invention.
Embodiment
As shown in Figure 1, a kind of three-way diverter valve, comprises main valve 1 and pilot valve 2, and described main valve 1 comprises main valve body 3, is respectively provided with a valve gap 4 at main valve body 3 two ends, between two valve gaps 4, be provided with positioning rod 5; A piston 6 is furnished with in described main valve body 3, described positioning rod 5 is arranged in piston 6, piston 6 can be horizontally slipped, in described piston 6, also there is scavenge duct 7, have two steam outlet pipes 8 in main valve body 3 top, have a suction tude 9 below, this suction tude 9 can be communicated with a wherein steam outlet pipe 8 by scavenge duct 7, both sides, described main valve body 3 top respectively have an air outlet 21, and these two air outlets 21 communicate with the atmospheric pressure cavity 10 of piston 6 both sides respectively; Described pilot valve 2 comprises pilot valve body 11, and have sliding bowl 12, weighing apparatus iron 13, spring 14 in pilot valve body 11 successively, pilot valve body 11 is provided with electromagnetic coil 15; Described pilot valve 2 is also provided with pilot valve pipe A17, pilot valve pipe B18, pilot valve pipe C19, pilot valve pipe D20, wherein pilot valve pipe A one end is connected with described pilot valve body 11, the other end is connected with described suction tude 9, pilot valve pipe B is connected with described pilot valve body 11 with pilot valve pipe C one end, and the other end is connected with described two air outlets 21 respectively.The two ends of described positioning rod 5 are respectively provided with a position limit socket 16.
Above-mentioned suction tude 9 is connected with the low pressure stage compressor exhaust pipe in Condensing units, above-mentioned two steam outlet pipes 8 are connected with the condenser in Condensing units, high pressure stage compressor suction tude respectively, described pilot valve pipe D20 one end connects pilot valve body 11, and the other end is connected with low-voltage tube in Condensing units.
Working principle of the present invention: the present invention uses pilot valve 2 control bound 1, when setting refrigerating state, electromagnetic coil 15 power-off, weighing apparatus iron 13 is under spring 14 acts on, promote sliding bowl 12 and move to left end, pilot valve pipe A17 and pilot valve pipe B18 is communicated, pilot valve pipe C19 simultaneously, pilot valve pipe D20 also communicates, the left atmospheric pressure cavity 10 in main valve body 3 is made to produce low pressure, low pressure stage compressor air-discharging simultaneously in Condensing units leads to suction tude 9 air feed, by the right atmospheric pressure cavity 10 of pilot valve pipe A17 pilot valve pipe B18 air feed in main valve body, right atmospheric pressure cavity 10 pressure is raised, piston 6 is moved to the left under differential pressure action, the steam outlet pipe 8 be now communicated with condenser communicates with suction tude 9, condenser is entered with the low pressure stage compressor parallel of another Condensing units, realize compressor single-stage refrigeration cycle in parallel.When setting compressor series connection Two-stage Compression quick-frozen recurrent state, electromagnetic coil 15 is energized, sliding bowl 12 is made to move to right-hand member by weighing apparatus iron 13, pilot valve pipe A17 and pilot valve pipe C19 is communicated, pilot valve pipe D20 and pilot valve pipe B18 also communicates simultaneously, the right atmospheric pressure cavity 10 in main valve body 3 is made to produce low pressure, low pressure stage compressor air-discharging simultaneously in Condensing units leads to suction tude 9 air feed, by pilot valve pipe A17 pilot valve pipe C19 air feed to the left atmospheric pressure cavity 10 in main valve body 3, the left atmospheric pressure cavity 10 in main valve body 3 is made to produce high pressure, piston 6 moves right under differential pressure action, the steam outlet pipe 8 that now suction tude 9 communicates with high pressure stage compressor sucking pipe communicates, achieving Condensing units compressor series connection Two-stage Compression multiplex (MUX) can multi-operating mode quick-frozen refrigeration cycle.

Claims (2)

1. a three-way diverter valve, it is characterized in that: comprise main valve (1) and pilot valve (2), described main valve (1) comprises main valve body (3), respectively be provided with a valve gap (4) at main valve body (3) two ends, positioning rod (5) is installed between two valve gaps (4), a piston (6) is furnished with in described main valve body (3), described positioning rod (5) is arranged in piston (6), piston (6) can be horizontally slipped, also there is in described piston (6) scavenge duct (7), there are in main valve body (3) top two steam outlet pipes (8), there is a suction tude (9) below, this suction tude (9) can be communicated with a wherein steam outlet pipe (8) by scavenge duct (7), described main valve body (3) both sides, top respectively have an air outlet (21), these two air outlets (21) communicate with the atmospheric pressure cavity (10) of piston (6) both sides respectively, described pilot valve (2) comprises pilot valve body (11), have sliding bowl (12), weighing apparatus iron (13), spring (14) in pilot valve body (11) successively, pilot valve body (11) is provided with electromagnetic coil (15), described pilot valve (2) is also provided with pilot valve pipe A (17), pilot valve pipe B (18), pilot valve pipe C (19), pilot valve pipe D (20), wherein pilot valve pipe A one end is connected with described pilot valve body (11), the other end is connected with described suction tude (9), pilot valve pipe B is connected with described pilot valve body (11) with pilot valve pipe C one end, and the other end is connected with described two air outlets (21) respectively.
2. a kind of three-way diverter valve according to claim 1, is characterized in that: the two ends of described positioning rod (5) are respectively provided with a position limit socket (16).
CN201511035583.2A 2015-12-30 2015-12-30 Three-way change valve Pending CN105508658A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201511035583.2A CN105508658A (en) 2015-12-30 2015-12-30 Three-way change valve

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201511035583.2A CN105508658A (en) 2015-12-30 2015-12-30 Three-way change valve

Publications (1)

Publication Number Publication Date
CN105508658A true CN105508658A (en) 2016-04-20

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Family Applications (1)

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CN201511035583.2A Pending CN105508658A (en) 2015-12-30 2015-12-30 Three-way change valve

Country Status (1)

Country Link
CN (1) CN105508658A (en)

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106051270A (en) * 2016-07-05 2016-10-26 安徽天大电子科技股份有限公司 Electromagnetic hot fluorine defrosting valve
CN109780264A (en) * 2019-02-28 2019-05-21 浙江高翔工贸有限公司 A kind of refrigerant collecting conducting reversal valve
CN111120689A (en) * 2018-10-31 2020-05-08 广东美芝精密制造有限公司 Air conditioner and control method thereof
CN111120690A (en) * 2018-10-31 2020-05-08 广东美芝精密制造有限公司 Four-way valve
WO2024016588A1 (en) * 2022-07-21 2024-01-25 青岛海尔空调器有限总公司 One-way flow diverting device and variable flow diverting heat exchanger
WO2024016571A1 (en) * 2022-07-21 2024-01-25 青岛海尔空调器有限总公司 One-way shunt device and variable shunt heat exchanger

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5980576A (en) * 1982-10-29 1984-05-10 Hitachi Ltd Four-way exchange valve
CN2630595Y (en) * 2003-06-16 2004-08-04 林荣恒 Driven four-way electromagnetic change valve for multi-purpose heat pump system
CN201925524U (en) * 2011-01-17 2011-08-10 东莞市瑞星空调设备有限公司 Three-way reversing valve of coolant system
CN102537413A (en) * 2010-12-20 2012-07-04 陈则韶 Three-way valve with electromagnetic pilot sliding valve for air-conditioner water heater
CN202867997U (en) * 2012-10-31 2013-04-10 珠海格力电器股份有限公司 Three-way solenoid directional control valve and refrigerant recycle system
CN205479488U (en) * 2015-12-30 2016-08-17 嵊州高翔冷链设备股份有限公司 Three -way change valve

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5980576A (en) * 1982-10-29 1984-05-10 Hitachi Ltd Four-way exchange valve
CN2630595Y (en) * 2003-06-16 2004-08-04 林荣恒 Driven four-way electromagnetic change valve for multi-purpose heat pump system
CN102537413A (en) * 2010-12-20 2012-07-04 陈则韶 Three-way valve with electromagnetic pilot sliding valve for air-conditioner water heater
CN201925524U (en) * 2011-01-17 2011-08-10 东莞市瑞星空调设备有限公司 Three-way reversing valve of coolant system
CN202867997U (en) * 2012-10-31 2013-04-10 珠海格力电器股份有限公司 Three-way solenoid directional control valve and refrigerant recycle system
CN205479488U (en) * 2015-12-30 2016-08-17 嵊州高翔冷链设备股份有限公司 Three -way change valve

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106051270A (en) * 2016-07-05 2016-10-26 安徽天大电子科技股份有限公司 Electromagnetic hot fluorine defrosting valve
CN111120689A (en) * 2018-10-31 2020-05-08 广东美芝精密制造有限公司 Air conditioner and control method thereof
CN111120690A (en) * 2018-10-31 2020-05-08 广东美芝精密制造有限公司 Four-way valve
CN111120689B (en) * 2018-10-31 2021-12-03 广东美芝精密制造有限公司 Air conditioner and control method thereof
CN109780264A (en) * 2019-02-28 2019-05-21 浙江高翔工贸有限公司 A kind of refrigerant collecting conducting reversal valve
WO2024016588A1 (en) * 2022-07-21 2024-01-25 青岛海尔空调器有限总公司 One-way flow diverting device and variable flow diverting heat exchanger
WO2024016571A1 (en) * 2022-07-21 2024-01-25 青岛海尔空调器有限总公司 One-way shunt device and variable shunt heat exchanger

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Application publication date: 20160420