CN104421459A - Three-way valve - Google Patents
Three-way valve Download PDFInfo
- Publication number
- CN104421459A CN104421459A CN201310396449.XA CN201310396449A CN104421459A CN 104421459 A CN104421459 A CN 104421459A CN 201310396449 A CN201310396449 A CN 201310396449A CN 104421459 A CN104421459 A CN 104421459A
- Authority
- CN
- China
- Prior art keywords
- link press
- press span
- way valve
- slide block
- mouthpiece
- 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
Links
Classifications
-
- 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
- F16K11/00—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves
- F16K11/02—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with all movable sealing faces moving as one unit
- F16K11/06—Multiple-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
- F16K11/065—Multiple-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
- F16K11/0655—Multiple-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
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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
- F16K3/00—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing
- F16K3/30—Details
- F16K3/314—Forms or constructions of slides; Attachment of the slide to the spindle
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Fluid-Driven Valves (AREA)
Abstract
The invention relates to a three-way valve. The three-way valve comprises a valve body, a connecting rack, a slider, a piston and an elastic element, wherein the valve body is provided with a compressor mouthpiece, an evaporator mouthpiece and a condenser mouthpiece and comprises a first end and a second end; the connecting rack is positioned in the valve body; the slider is connected with the connecting rack, is movably arranged in the valve body and can be positioned at a first position or a second position; when the slider is positioned at the first position, the compressor mouthpiece is connected with the condenser mouthpiece; when the slider is positioned at the second position, the evaporator mouthpiece is connected with the condenser mouthpiece; the piston is connected with the first end of the connecting rack and is positioned on one side of the first end of the valve body; an air chamber is formed between the piston and a first end cap which is fixedly arranged at the first end of the valve body; the air chamber is connected with the evaporator mouthpiece through a capillary tube; the elastic element is arranged in the air chamber; and when the slider is positioned at the second position, the second end of the connecting rack is abutted to a second end cap which is fixedly arranged at the second end of the valve body. The three-way valve has the advantages of simple structure, easiness and convenience in machining and the like.
Description
Technical field
The present invention relates to field of air conditioning, particularly relate to a kind of three-way valve.
Background technique
Chinese patent CN201120323333.X discloses a kind of slide valve type self-operated three-way change valve, please refer to Fig. 1 and Fig. 2, it includes valve body 10, compressor mouthpiece 11, vaporizer mouthpiece 12, condenser interface pipe 13, slide block 20, link press span 30, first piston 61, second piston 62, elastic element 60, high pressure capillary 63 and low pressure capillary tube 64.Link press span 30 is provided with slide block mounting hole 35, slide block 20 is arranged in slide block mounting hole 35, in addition, link press span 30 is also provided with two pores 37, lays respectively at the left and right sides of slide block mounting hole 35, for ventilation.
Wherein, slide block 20 is fixed by link press span 30, and first piston 61 and the second piston 62 are positioned at link press span 30 two ends, thus valve body 10 inside is divided into three chambers.Elastic element 60 is between the second piston 62 and the second end cap of valve body 10, high pressure capillary 63 is by the chamber between first piston 61 and the first end cap of valve body 10, and low pressure capillary tube 64 is by vaporizer mouthpiece 12 and the chamber between the second piston 62 and the second end cap of valve body 10.
But this three-way valve of the prior art has complex structure, accessory is more, cost of production is high defect.
Summary of the invention
The object of this invention is to provide the three-way valve that a kind of structure is simple, cost is low.
For solving the problems of the technologies described above, as one aspect of the present invention, providing a kind of three-way valve, comprising: valve body, be provided with compressor mouthpiece, vaporizer mouthpiece and condenser interface pipe; Valve body comprises first end and the second end; Link press span, is positioned at valve body; Slide block, is connected with link press span and is arranged in valve body actively, and has primary importance and the second place; When slide block is positioned at primary importance, compressor mouthpiece and condenser interface pipe are connected; When slide block is positioned at the second place, vaporizer mouthpiece and condenser interface pipe are connected; Piston, is connected with the first end of link press span and is positioned at the side of the first end of valve body, piston and be fixedly mounted on valve body first end the first end cap between form air chamber, air chamber is communicated with vaporizer mouthpiece by capillary tube; Elastic element, is arranged in air chamber; When slide block is positioned at the second place, the second end of link press span abuts with the second end cap of the second end being fixedly mounted on valve body.
Further, link press span comprises body, and piston is connected with the first end of body, and link press span also comprises the axially extended flanging along body.
Further, link press span also comprises installation sheet, and installation sheet and body are structure as a whole and are formed at the first end of body, and the first end of link press span is connected with piston by installation sheet.
Further, flanging abuts with installation sheet.
Further, installation sheet comprises the first installation sheet and the second installation sheet that oppositely arrange.
Further, link press span comprises body and stop catch, and stop catch and body are structure as a whole and are formed at the second end of body, and the second end of link press span is abutted with the second end cap by stop catch.
Further, stop catch arranges along the axis perpendicular to body and protrudes from body.
Further, link press span also comprises the axially extended flanging along body, and flanging abuts with stop catch.
Further, stop catch comprises the first stop catch and the second stop catch that oppositely arrange.
Further, body is also provided with slide block mounting hole, slide block is connected with link press span by slide block mounting hole.
Original two pistons compared with prior art, are become a piston, eliminate the high pressure capillary on valve body of the prior art simultaneously, thus, decrease component by the present invention.Meanwhile, link press span is provided with folded edges vertically, and this flanging abuts with installation sheet and locking plate, increase the bend resistance ability of link press span, and then improve four-way valve entire compression ability.But its working principle is constant, namely compressor is when starting shooting, and promotes piston move right by inside, and when the elastic force with elastic element realizes balancing, slide block stops mobile.Three-way valve in the present invention have structure simple, process the advantages such as easy, cost of production is lower.
Accompanying drawing explanation
Fig. 1 diagrammatically illustrates the structural representation of a kind of three-way valve of the prior art;
Fig. 2 diagrammatically illustrates the installation graph of a relation of link press span in Fig. 1 and piston;
Fig. 3 diagrammatically illustrates the structural representation of the three-way valve in the present invention;
Fig. 4 diagrammatically illustrates the scheme of installation of link press span in one embodiment of the invention and piston;
Fig. 5 diagrammatically illustrates the schematic diagram of the link press span in Fig. 4;
Fig. 6 diagrammatically illustrates the scheme of installation of link press span in another embodiment of the present invention and piston;
Fig. 7 diagrammatically illustrates the schematic diagram of the link press span in Fig. 6;
Fig. 8 slide block diagrammatically illustrated in the present invention is positioned at fundamental diagram during primary importance; And
Fig. 9 slide block diagrammatically illustrated in the present invention is positioned at the fundamental diagram during second place.
Reference character in figure: 10, valve body; 11, compressor mouthpiece; 12, vaporizer mouthpiece; 13, condenser interface pipe; 14, the first end cap; 15, the second end cap; 20, slide block; 30, link press span; 31, body; 32, stop catch; 35, slide block mounting hole; 36, flanging; 37, pore; 38, installation sheet; 40, piston; 50, air chamber; 60, elastic element; 61, first piston; 62, the second piston; 63, high pressure capillary; 64, low pressure capillary tube; 70, valve seat; 80, capillary tube; 90, compressor; 91, condenser; 92, vaporizer.
Embodiment
Below embodiments of the invention are described in detail, but the multitude of different ways that the present invention can be defined by the claims and cover is implemented.
Please refer to Fig. 3 to Fig. 9, the invention provides a kind of three-way valve, comprising: valve body 10, be provided with compressor mouthpiece 11, vaporizer mouthpiece 12 and condenser interface pipe 13; Valve body 10 comprises first end and the second end; Link press span 30, is positioned at valve body 10; Slide block 20, is connected with link press span 30 and is arranged on actively in valve body 10, and having primary importance and the second place; When slide block 20 is positioned at primary importance, compressor mouthpiece 11 and condenser interface pipe 13 are connected; When slide block 20 is positioned at the second place, vaporizer mouthpiece 12 and condenser interface pipe 13 are connected; Piston 40, is connected with the first end of link press span 30 and is positioned at the side of the first end of valve body 10, piston 40 and be fixedly mounted on valve body 10 first end the first end cap 14 between form air chamber 50, air chamber 50 is communicated with vaporizer mouthpiece 12 by capillary tube 80; Elastic element 60, is arranged in air chamber 50; When slide block 20 is positioned at the second place, the second end of link press span 30 abuts with the second end cap 15 of the second end being fixedly mounted on valve body 10.Preferably, elastic element 60 is spring.
Original two pistons compared with prior art, are become a piston, eliminate the high pressure capillary on valve body of the prior art simultaneously, thus, decrease component by the present invention.Meanwhile, link press span is provided with vertically two flangings oppositely arranged, and this flanging abuts with installation sheet and locking plate, increase the bend resistance ability of link press span, and then improve four-way valve entire compression ability.But its working principle is constant, namely compressor is when starting shooting, and promotes piston move right by inside, and when the elastic force with elastic element 60 realizes balancing, slide block 20 stops mobile.Three-way valve in the present invention have structure simple, process the advantages such as easy, cost of production is lower.
Preferably, in one embodiment, please refer to Fig. 4 and Fig. 5, link press span 30 comprises body 31, and piston 40 is connected with the first end of body 31, and link press span 30 also comprises the axially extended flanging 36 along body 31.Directly abut end cap by the left part of flanging 36, enhance bend resistance ability.Especially, flanging 36 is two, is separately positioned on the both sides of body 31.In the embodiment shown in Fig. 4 and Fig. 5, two flangings 36 are oppositely arranged, i.e. first side towards body 31, and another is then towards the second side of body 31.Obviously, in other embodiments, two flangings 36 also can be arranged in the same way, are namely arranged on the same side of body 31.
Preferably, please refer to Fig. 4 and Fig. 5, link press span 30 also comprises installation sheet 38, and installation sheet 38 and body 31 are structure as a whole and are formed at the first end of body 31, and the first end of link press span 30 is connected with piston 40 by installation sheet 38.Preferably, flanging 36 abuts with installation sheet 38.Preferably, please refer to Fig. 4 and Fig. 5, installation sheet 38 comprises the first installation sheet and the second installation sheet that oppositely arrange.During installation, each installation sheet 38 is connected with piston 40, thus the anti-pressure ability of whole link press span 30 can be increased, prevent link press span 30 to be out of shape by high pressure.Preferably, installation sheet 38 is provided with mounting hole, can be connected by fastening piece with piston 40 by mounting hole.
Preferably, please refer to Fig. 6 and Fig. 7, link press span 30 comprises body 31 and stop catch 32, and stop catch 32 and body 31 are structure as a whole and are formed at the second end of body 31, and the second end of link press span 30 is abutted with the second end cap 15 by stop catch 32.Especially, stop catch 32 comprises the first stop catch and the second stop catch that oppositely arrange.Like this, when the second end of link press span 30 abuts with the second end of valve body 10, in fact its body 31 is abutted with the second end of valve body 10 by stop catch 32, this improves the anti-collision performance of body 31, extends working life.
Preferably, please refer to Fig. 6 and Fig. 7, stop catch 32 arranges along the axis perpendicular to body 31 and protrudes from body 31.Preferably, link press span 30 also comprises the axially extended flanging 36 along body 31, and flanging 36 abuts with stop catch 32.Like this, the anti-pressure ability of whole link press span 30 can be increased, prevent link press span to be out of shape by high pressure.In the embodiment shown in Fig. 6 and Fig. 7, two flangings 36 are oppositely arranged, i.e. first side towards body 31, and another is then towards the second side of body 31.Obviously, in other embodiments, two flangings 36 also can be arranged in the same way, are namely arranged on the same side of body 31.
Obviously, in the embodiment shown in Fig. 6 and Fig. 7, link press span 30 can also comprise installation sheet 38, and installation sheet 38 and body 31 are structure as a whole and are formed at the first end of body 31, and the first end of link press span 30 is connected with piston 40 by installation sheet 38.Preferably, flanging 36 abuts with installation sheet 38.Preferably, please refer to Fig. 6 and Fig. 7, installation sheet 38 comprises the first installation sheet and the second installation sheet that oppositely arrange.During installation, each installation sheet 38 is connected with piston 40, thus the anti-pressure ability of whole link press span 30 can be increased, prevent link press span 30 to be out of shape by high pressure.Preferably, installation sheet 38 is provided with mounting hole, can be connected by fastening piece with piston 40 by mounting hole.
Preferably, body 31 is only provided with a slide block mounting hole 35, slide block 20 is connected with link press span 30 by slide block mounting hole 35.
Below working state of the present invention is described in detail.
In figs. 8 and 9, compressor mouthpiece 11 is connected with the air outlet of compressor 90, and vaporizer mouthpiece 12 is connected with the intakeport of compressor 90.Condenser interface pipe 13 is connected with the intakeport of condenser 91 with compressor 90 through evaporator 92 successively.
Please refer to Fig. 8, when slide block 20 is positioned at primary importance, compressor mouthpiece 11 and condenser interface pipe 13 are connected.Please refer to Fig. 9, when slide block 20 is positioned at the second place, vaporizer mouthpiece 12 and condenser interface pipe 13 are connected, and now, the left end of link press span 30 abuts with the first end cap.
The foregoing is only the preferred embodiments of the present invention, be not limited to the present invention, for a person skilled in the art, the present invention can have various modifications and variations.Within the spirit and principles in the present invention all, any amendment done, equivalent replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (10)
1. a three-way valve, comprising:
Valve body (10), is provided with compressor mouthpiece (11), vaporizer mouthpiece (12) and condenser interface pipe (13); Described valve body (10) comprises first end and the second end;
Link press span (30), is positioned at described valve body (10);
Slide block (20), is connected with described link press span (30) and is arranged on actively in described valve body (10), and having primary importance and the second place; When described slide block (20) is positioned at described primary importance, described compressor mouthpiece (11) and described condenser interface pipe (13) are connected; When described slide block (20) is positioned at the described second place, described vaporizer mouthpiece (12) and described condenser interface pipe (13) are connected;
Piston (40), be connected with the first end of described link press span (30) and be positioned at the side of the first end of described valve body (10), described piston (40) and be fixedly mounted on described valve body (10) first end the first end cap (14) between form air chamber (50), described air chamber (50) is communicated with described vaporizer mouthpiece (12) by capillary tube (80);
Elastic element (60), is arranged in described air chamber (50);
It is characterized in that,
When described slide block (20) is positioned at the described second place, the second end of described link press span (30) abuts with second end cap (15) of the second end being fixedly mounted on described valve body (10).
2. three-way valve according to claim 1, it is characterized in that, described link press span (30) comprises body (31), and described piston (40) is connected with the first end of described body (31), and described link press span (30) also comprises the axially extended flanging (36) along described body (31).
3. three-way valve according to claim 2, it is characterized in that, described link press span (30) also comprises installation sheet (38), described installation sheet (38) and described body (31) are structure as a whole and are formed at the first end of described body (31), and the first end of described link press span (30) is connected with described piston (40) by described installation sheet (38).
4. three-way valve according to claim 3, is characterized in that, described flanging (36) abuts with described installation sheet (38).
5. three-way valve according to claim 3, is characterized in that, described installation sheet (38) comprises the first installation sheet and the second installation sheet that oppositely arrange.
6. three-way valve according to claim 1, it is characterized in that, described link press span (30) comprises body (31) and stop catch (32), described stop catch (32) and described body (31) are structure as a whole and are formed at the second end of described body (31), and the second end of described link press span (30) is abutted with described second end cap (15) by described stop catch (32).
7. three-way valve according to claim 6, is characterized in that, described stop catch (32) arranges along the axis perpendicular to described body (31) and protrudes from described body (31).
8. three-way valve according to claim 6, is characterized in that, described link press span (30) also comprises the axially extended flanging (36) along described body (31), and described flanging (36) abuts with described stop catch (32).
9. three-way valve according to claim 6, is characterized in that, described stop catch (32) comprises the first stop catch and the second stop catch that oppositely arrange.
10. the three-way valve according to any one of claim 2 to 9, is characterized in that, described body (31) is also provided with slide block mounting hole (35), and described slide block (20) is connected with described link press span (30) by described slide block mounting hole (35).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310396449.XA CN104421459A (en) | 2013-09-03 | 2013-09-03 | Three-way valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310396449.XA CN104421459A (en) | 2013-09-03 | 2013-09-03 | Three-way valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104421459A true CN104421459A (en) | 2015-03-18 |
Family
ID=52971254
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310396449.XA Pending CN104421459A (en) | 2013-09-03 | 2013-09-03 | Three-way valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104421459A (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106051216A (en) * | 2016-07-21 | 2016-10-26 | 徐州顺风阀门有限公司 | Three-way defrosting valve for cold storage rooms and cold storage room defrosting system |
| CN106352111A (en) * | 2015-07-15 | 2017-01-25 | 浙江盾安禾田金属有限公司 | Electromagnetic pilot type three-way valve and air conditioning system |
| CN106641333A (en) * | 2015-10-29 | 2017-05-10 | 浙江盾安禾田金属有限公司 | Electromagnetic pilot-operated type three-way valve and air conditioner system |
| CN109695738A (en) * | 2017-10-20 | 2019-04-30 | 株式会社鹭宫制作所 | Slidingtype switching valve and refrigerating circulation system |
| WO2020137191A1 (en) * | 2018-12-25 | 2020-07-02 | 株式会社不二工機 | Flow path switching valve |
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| CN2434494Y (en) * | 2000-08-11 | 2001-06-13 | 浙江春晖集团公司 | Four-way electronmagnetic change valve |
| JP2007085494A (en) * | 2005-09-22 | 2007-04-05 | Saginomiya Seisakusho Inc | Three-way selector valve |
| CN200940704Y (en) * | 2006-08-11 | 2007-08-29 | 浙江三花制冷集团有限公司 | Nove electromagnetic three-way valve |
| CN200975343Y (en) * | 2006-10-28 | 2007-11-14 | 浙江三花制冷集团有限公司 | Electromagnetical three-way valves for refrigeration system two-spool compressor |
| CN202215792U (en) * | 2011-08-31 | 2012-05-09 | 浙江盾安禾田金属有限公司 | Slide valve type self-operated three-way change valve |
| CN102537414A (en) * | 2012-02-17 | 2012-07-04 | 海信（山东）空调有限公司 | Three-way valve improved by utilizing air-condition four-way valve, hot-water air-conditioning system and air conditioner |
| JP2012211688A (en) * | 2011-03-24 | 2012-11-01 | Fujitsu General Ltd | Four-way valve, and heat pump device with the same |
| CN202812306U (en) * | 2012-08-24 | 2013-03-20 | 浙江盾安禾田金属有限公司 | Guide frame of magnetic exchange valve |
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2013
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Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2434494Y (en) * | 2000-08-11 | 2001-06-13 | 浙江春晖集团公司 | Four-way electronmagnetic change valve |
| JP2007085494A (en) * | 2005-09-22 | 2007-04-05 | Saginomiya Seisakusho Inc | Three-way selector valve |
| CN200940704Y (en) * | 2006-08-11 | 2007-08-29 | 浙江三花制冷集团有限公司 | Nove electromagnetic three-way valve |
| CN200975343Y (en) * | 2006-10-28 | 2007-11-14 | 浙江三花制冷集团有限公司 | Electromagnetical three-way valves for refrigeration system two-spool compressor |
| JP2012211688A (en) * | 2011-03-24 | 2012-11-01 | Fujitsu General Ltd | Four-way valve, and heat pump device with the same |
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| CN102537414A (en) * | 2012-02-17 | 2012-07-04 | 海信（山东）空调有限公司 | Three-way valve improved by utilizing air-condition four-way valve, hot-water air-conditioning system and air conditioner |
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Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106352111A (en) * | 2015-07-15 | 2017-01-25 | 浙江盾安禾田金属有限公司 | Electromagnetic pilot type three-way valve and air conditioning system |
| CN106352111B (en) * | 2015-07-15 | 2019-06-11 | 浙江盾安禾田金属有限公司 | A kind of electromagnetic pilot-operated triple valve and air-conditioning system |
| CN106641333A (en) * | 2015-10-29 | 2017-05-10 | 浙江盾安禾田金属有限公司 | Electromagnetic pilot-operated type three-way valve and air conditioner system |
| CN106641333B (en) * | 2015-10-29 | 2019-09-13 | 浙江盾安禾田金属有限公司 | A kind of electromagnetic pilot-operated triple valve and air-conditioning system |
| CN106051216A (en) * | 2016-07-21 | 2016-10-26 | 徐州顺风阀门有限公司 | Three-way defrosting valve for cold storage rooms and cold storage room defrosting system |
| CN109695738A (en) * | 2017-10-20 | 2019-04-30 | 株式会社鹭宫制作所 | Slidingtype switching valve and refrigerating circulation system |
| CN109695738B (en) * | 2017-10-20 | 2020-06-05 | 株式会社鹭宫制作所 | Sliding type switching valve and refrigeration cycle system |
| WO2020137191A1 (en) * | 2018-12-25 | 2020-07-02 | 株式会社不二工機 | Flow path switching valve |
| JP2020101256A (en) * | 2018-12-25 | 2020-07-02 | 株式会社不二工機 | Flow passage switching valve |
| JP7175499B2 (en) | 2018-12-25 | 2022-11-21 | 株式会社不二工機 | Flow switching valve |
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| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20150318 |
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| RJ01 | Rejection of invention patent application after publication |