CN108119699A - A kind of pilot valve and main valve attachment structure and air conditioning system for vehicle electric expansion valve - Google Patents
A kind of pilot valve and main valve attachment structure and air conditioning system for vehicle electric expansion valve Download PDFInfo
- Publication number
- CN108119699A CN108119699A CN201611079533.9A CN201611079533A CN108119699A CN 108119699 A CN108119699 A CN 108119699A CN 201611079533 A CN201611079533 A CN 201611079533A CN 108119699 A CN108119699 A CN 108119699A
- Authority
- CN
- China
- Prior art keywords
- main valve
- tabletting
- pedestal
- pilot valve
- attachment structure
- 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
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
- F16K51/00—Other details not peculiar to particular types of valves or cut-off apparatus
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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
- F16K27/00—Construction of housing; Use of materials therefor
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B41/00—Fluid-circulation arrangements
- F25B41/30—Expansion means; Dispositions thereof
- F25B41/31—Expansion valves
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B30/00—Energy efficient heating, ventilation or air conditioning [HVAC]
- Y02B30/70—Efficient control or regulation technologies, e.g. for control of refrigerant flow, motor or heating
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Air-Conditioning For Vehicles (AREA)
- Valve Housings (AREA)
Abstract
The invention discloses a kind of pilot valves and main valve attachment structure and air conditioning system for vehicle electric expansion valve, including main valve body, the pilot valve components being removably installed on the main valve body and the rotor assembly being installed in the pilot valve components, the rotor assembly is externally provided with coil assembly, the pilot valve components include pedestal and the thin-wall sleeve canister portion upwardly extended from pedestal, the pedestal is pressed abd fixed on by tabletting on main valve body, and the tabletting is fixed using screw with main valve body.The present invention directly compresses the pedestal of pilot valve using tabletting, while tabletting is fixed using screw with main valve body, fixing intensity height and good reliability, so as to improve product stability.
Description
Technical field
The present invention relates to operation of air conditioning systems, more particularly, to a kind of electric expansion valve.
Background technology
Electric expansion valve is mounted between liquid reservoir and evaporator, is the boundary of the high pressure and low pressure of air-conditioning refrigeration system
Point.Its function is：The high pressure liquid refrigerant expenditure and pressure from liquid reservoir, the liquid into evaporator is adjusted and controlled
Refrigeration dose is allowed to adapt to the variation that refrigeration meets.
Electric expansion valve of the prior art, including main valve body, the pilot valve components being removably installed on main valve body with
And the rotor assembly in pilot valve components is installed on, wherein, pilot valve components are fixed on by threaded engagement on main valve body, alternatively,
Have and directly born against using tabletting on sleeve top or nonmetallic coil case is directly born against on sleeve top, because sleeve is thin-walled
Part can not bear axial pressure, cause colleting deformation, non-metal shell to be that long term high temperature uses aging, lead by intensity deficiency
Pilot valve is caused to come off, affects the reliability and stability of product.
The content of the invention
The technical problems to be solved by the invention are just to provide a kind of pilot valve and main valve attachment structure, fixing intensity it is high and
Good reliability, so as to improve product stability.
In order to solve the above technical problems, the present invention adopts the following technical scheme that：A kind of pilot valve and main valve attachment structure, bag
It is total to include main valve body, the pilot valve components being removably installed on the main valve body and the rotor being installed in the pilot valve components
Into the rotor assembly is externally provided with coil assembly, and the pilot valve components include pedestal and the thin-wall sleeve upwardly extended from pedestal
Canister portion, the pedestal are pressed abd fixed on by tabletting on main valve body, and the tabletting is fixed using screw with main valve body.
Preferably, the coil assembly is outer plastic package structure, the tabletting is fixedly connected with coil assembly.
Preferably, the tabletting is tabular, the tabletting is equipped with the upper bending section of upward bending, the upper bending section
It is fixed with the metal position of coil assembly.
Preferably, the tabletting is equipped with the lower bending section of downward bending, the lower bending section uses screw and main valve body
It is fixed.
Preferably, the coil assembly is fixedly connected with fixinig plate, the fixinig plate is fixed by screw and main valve body.
Preferably, the pedestal, in annular shape, the pedestal is made of stainless steel and is welded as a whole with valve core case.
Preferably, the top planes of the pedestal are higher than main valve body in order to which pedestal is fixed by tabletting.
Preferably, the coil assembly includes coil and coats the plastic-sealed body of coil, the plastic-sealed body sets sealing ring
Slot, the seal groove is interior to be equipped with the sealing ring that sealing is realized between thin-wall sleeve canister portion.
Preferably, the coil assembly includes coil and coats the plastic-sealed body of coil, the tabletting is fixed with plastic-sealed body,
The plastic-sealed body sets seal groove, and the sealing ring that sealing is realized between thin-wall sleeve canister portion is equipped in the seal groove.
The present invention also provides a kind of air conditioning system for vehicle electric expansion valves, are provided with above-mentioned pilot valve and are connected with main valve body
Structure.
The technical solution adopted by the present invention, pilot valve are connected without screw thread with main valve body, but are directly led using tabletting compression
The pedestal of valve, while tabletting is fixed using screw with main valve body, and pedestal is made to be firmly fixed on main valve body, fixing intensity it is high and
Good reliability, so as to improve product stability.
Description of the drawings
The invention will be further described with reference to the accompanying drawings and detailed description：
Fig. 1 is the outline structural diagram of air conditioning system for vehicle electric expansion valve in the embodiment of the present invention 1；
Fig. 2 is the cross-sectional view of air conditioning system for vehicle electric expansion valve in the embodiment of the present invention 1；
Fig. 3 is the cross-sectional view of tabletting in the embodiment of the present invention 1；
Fig. 4 is the cross-sectional view of tabletting in the embodiment of the present invention 2；
Fig. 5 is the cross-sectional view of air conditioning system for vehicle electric expansion valve in the embodiment of the present invention 3.
Specific embodiment
The embodiment of the present invention is described in detail below, but what the present invention can be defined by the claims and cover
Multitude of different ways is implemented.
Embodiment 1, as shown in Figure 1 to Figure 3, a kind of air conditioning system for vehicle electric expansion valve, including main valve body 10, detachably
The pilot valve components 11 and the rotor assembly 12 being installed in the pilot valve components 11 that ground is installed on the main valve body 10, it is described
Rotor assembly 12 is externally provided with coil assembly 13, and the pilot valve components 11 include pedestal 111 and upwardly extended from pedestal 111 thin
Wall sleeve part 113 is equipped with valve core case 112 between pedestal 111 and thin-wall sleeve canister portion 113.Pedestal 111 is used for close between valve body
Envelope, connection, pedestal 111 are ring-type, and outer diameter is more than thin-wall sleeve canister portion 113, can bear pressing force.
Wherein, pedestal 111 is pressed abd fixed on by tabletting 14 on main valve body 10, and tabletting 14 is solid with main valve body 10 using screw
It is fixed.Specifically, tabletting 14 is annular flat plate, center is through hole, and through hole is circumferentially the compressed part being pressed abd fixed on pedestal 111
141, so as to which pedestal 111 is firmly fixed on main valve body 10.Further, the top planes of the pedestal are higher than main valve body
10 are fixed pedestal 111 in order to tabletting 14.Meanwhile tabletting 14 is equipped with the lower bending section 142 of downward bending, the lower folding
Curved segment 142 is fixed using screw with main valve body 10.
In addition, coil assembly 13 is fixedly connected with main valve body 10, the metal position of coil assembly 13 is fixedly connected admittedly
Stator 15, fixinig plate 15 are fixed by screw and main valve body 10.It is fixed in coil assembly 13 by fixinig plate 15 and main valve body 10
Afterwards, coil assembly 13 is not easy to loosen, and improves the stability and reliability of product.
Further, pedestal 111 is made and is welded as a whole with valve core case 112 using stainless steel in annular shape, pedestal 111
Structure.
Coil assembly 13 includes coil 131 and coats the plastic-sealed body 132 of coil, and the plastic-sealed body 132 sets seal groove,
Sealing in stove seal groove equipped with sealing ring 133 between realization and thin-wall sleeve canister portion 113.
Embodiment 2 is with the difference of embodiment 1, is fixedly connected using tabletting 14 with coil assembly 13.Specific to this reality
Example is applied, as shown in figure 4, tabletting 14 is equipped with the upper bending section 143 of upward bending, the metal of upper bending section 143 and coil assembly 13
Position is fixed, and so there is no need to be separately provided fixinig plate 15 used in Example 1, it is possible to reduce parts and processing work
Sequence reduces cost.
Embodiment 3, as shown in figure 5, being with the difference of embodiment 1, pedestal 111 is directly processed into one with valve core case 112
Body formula structure, compared with the Split type structure in embodiment 1, it is possible to reduce manufacturing procedure reduces cost.
It these are only the preferred embodiment of the present invention, be not intended to limit the invention, for those skilled in the art
For member, the invention may be variously modified and varied.Any modification within the spirit and principles of the invention, being made,
Equivalent substitution, improvement etc., should all be included in the protection scope of the present invention.
Claims (10)
1. a kind of pilot valve and main valve attachment structure, including main valve body, the pilot valve portion being removably installed on the main valve body
Part and the rotor assembly being installed in the pilot valve components, the rotor assembly are externally provided with coil assembly, the pilot valve components
The thin-wall sleeve canister portion upwardly extended including pedestal and from pedestal, it is characterised in that：The pedestal is pressed abd fixed on by tabletting
On main valve body, the tabletting is fixed using screw with main valve body.
2. a kind of pilot valve according to claim 1 and main valve attachment structure, it is characterised in that：The coil assembly is outer
Plastic package structure, the tabletting are fixedly connected with coil assembly.
3. a kind of pilot valve according to claim 2 and main valve attachment structure, it is characterised in that：The tabletting is tablet
The metal position of shape, upper bending section of the tabletting equipped with upward bending, the upper bending section and coil assembly is fixed.
4. a kind of pilot valve and main valve attachment structure according to claims 1 or 2 or 3, it is characterised in that：The pressure
Piece is equipped with the lower bending section of downward bending, and the lower bending section is fixed using screw with main valve body.
5. a kind of pilot valve according to claim 1 and main valve attachment structure, it is characterised in that：The coil assembly is fixed
Fixinig plate is connected, the fixinig plate is fixed by screw and main valve body.
6. a kind of pilot valve according to claim 1 and main valve attachment structure, it is characterised in that：, the pedestal is in annulus
Shape, the pedestal are made of stainless steel and are welded as a whole with valve core case.
7. a kind of pilot valve according to claim 6 and main valve attachment structure, it is characterised in that：The top horizontal of the pedestal
Face is higher than main valve body in order to which pedestal is fixed by tabletting.
8. a kind of pilot valve and main valve attachment structure according to claims 1 or 2 or 3, it is characterised in that：The line
Enclosing assembly includes coil and coats the plastic-sealed body of coil, and the plastic-sealed body sets seal groove, be equipped in the seal groove with
The sealing ring of sealing is realized between thin-wall sleeve canister portion.
9. a kind of pilot valve according to claim 1 and main valve attachment structure, it is characterised in that：The coil assembly includes
The plastic-sealed body of coil and cladding coil, the tabletting are fixed with plastic-sealed body, and the plastic-sealed body sets seal groove, the sealing ring
The sealing ring that sealing is realized between thin-wall sleeve canister portion is equipped in slot.
10. a kind of air conditioning system for vehicle electric expansion valve, it is characterised in that：It is provided with described in claim 1 to 9 any one
Pilot valve and main valve attachment structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611079533.9A CN108119699B (en) | 2016-11-30 | 2016-11-30 | Pilot valve and main valve body connecting structure and electronic expansion valve of automotive air conditioning system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611079533.9A CN108119699B (en) | 2016-11-30 | 2016-11-30 | Pilot valve and main valve body connecting structure and electronic expansion valve of automotive air conditioning system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108119699A true CN108119699A (en) | 2018-06-05 |
| CN108119699B CN108119699B (en) | 2021-12-07 |
Family
ID=62227077
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611079533.9A Active CN108119699B (en) | 2016-11-30 | 2016-11-30 | Pilot valve and main valve body connecting structure and electronic expansion valve of automotive air conditioning system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108119699B (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110701356A (en) * | 2018-07-09 | 2020-01-17 | 浙江三花智能控制股份有限公司 | Electronic expansion valve |
| CN110735958A (en) * | 2018-07-20 | 2020-01-31 | 杭州三花研究院有限公司 | electronic expansion valve and thermal management assembly |
| CN110873193A (en) * | 2018-08-29 | 2020-03-10 | 盾安环境技术有限公司 | Electronic expansion valve |
| JP2022510185A (en) * | 2018-11-30 | 2022-01-26 | 浙江三花智能控制股▲分▼有限公司 | Manufacturing method of electromagnetic coil, mold and electromagnetic coil |
| US11686512B2 (en) | 2018-07-20 | 2023-06-27 | Zhejiang Sanhua Intelligent Controls Co., Ltd | Electronic expansion valve, manufacturing method thereof, and thermal management assembly |
| EP4123203A4 (en) * | 2020-03-16 | 2024-04-10 | Hangzhou Sanhua Research Institute Co., Ltd. | Electric valve and assembly method therefor |
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| JP2003042325A (en) * | 2001-07-26 | 2003-02-13 | Saginomiya Seisakusho Inc | Electric valve, driving device thereof, and refrigerating cycle device |
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| CN101338826A (en) * | 2007-07-02 | 2009-01-07 | 浙江三花制冷集团有限公司 | Electromagnetic valve main valve and pilot valve link construction |
| CN101504232A (en) * | 2009-03-12 | 2009-08-12 | 浙江盾安禾田金属有限公司 | Valve body and coil coupling structure of electronic expansion valve and electronic expansion valve |
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| CN204201230U (en) * | 2014-09-15 | 2015-03-11 | 浙江三花股份有限公司 | A kind of chiller plant and electric expansion valve thereof |
| TW201533360A (en) * | 2014-02-26 | 2015-09-01 | Neocene Technology Co Ltd | Mounting structure of electronic expansion valve |
| CN205371762U (en) * | 2016-01-19 | 2016-07-06 | 瑞立集团瑞安汽车零部件有限公司 | Lightweight solenoid valve |
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2016
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| JP2003042325A (en) * | 2001-07-26 | 2003-02-13 | Saginomiya Seisakusho Inc | Electric valve, driving device thereof, and refrigerating cycle device |
| CN2913772Y (en) * | 2006-04-19 | 2007-06-20 | 浙江盾安精工集团有限公司 | Joint positioning structure for electronic expansion valve stator coil and valve body |
| CN101338826A (en) * | 2007-07-02 | 2009-01-07 | 浙江三花制冷集团有限公司 | Electromagnetic valve main valve and pilot valve link construction |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110701356A (en) * | 2018-07-09 | 2020-01-17 | 浙江三花智能控制股份有限公司 | Electronic expansion valve |
| CN110735958A (en) * | 2018-07-20 | 2020-01-31 | 杭州三花研究院有限公司 | electronic expansion valve and thermal management assembly |
| US11686512B2 (en) | 2018-07-20 | 2023-06-27 | Zhejiang Sanhua Intelligent Controls Co., Ltd | Electronic expansion valve, manufacturing method thereof, and thermal management assembly |
| CN110873193A (en) * | 2018-08-29 | 2020-03-10 | 盾安环境技术有限公司 | Electronic expansion valve |
| CN110873193B (en) * | 2018-08-29 | 2022-05-13 | 盾安环境技术有限公司 | Electronic expansion valve |
| JP2022510185A (en) * | 2018-11-30 | 2022-01-26 | 浙江三花智能控制股▲分▼有限公司 | Manufacturing method of electromagnetic coil, mold and electromagnetic coil |
| JP7285926B2 (en) | 2018-11-30 | 2023-06-02 | 浙江三花智能控制股▲分▼有限公司 | Electromagnetic coil manufacturing method |
| EP4123203A4 (en) * | 2020-03-16 | 2024-04-10 | Hangzhou Sanhua Research Institute Co., Ltd. | Electric valve and assembly method therefor |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108119699B (en) | 2021-12-07 |
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