CN103307339B - Positioning and connecting structure for valve body of electronic expansion valve for air conditioner and coil - Google Patents
Positioning and connecting structure for valve body of electronic expansion valve for air conditioner and coil Download PDFInfo
- Publication number
- CN103307339B CN103307339B CN201210060863.9A CN201210060863A CN103307339B CN 103307339 B CN103307339 B CN 103307339B CN 201210060863 A CN201210060863 A CN 201210060863A CN 103307339 B CN103307339 B CN 103307339B
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- CN
- China
- Prior art keywords
- valve body
- coil
- location
- positioning
- electronic expansion
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- 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.)
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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
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- Electrically Driven Valve-Operating Means (AREA)
- Magnetically Actuated Valves (AREA)
Abstract
The invention discloses a positioning and connecting structure for a valve body of an electronic expansion valve for an air conditioner and a coil. The valve body is provided with a positioning sheet; a coil is provided with a positioning card; the positioning sheet comprises a valve body positioning part and a limiting part; the valve body positioning part is fixed on the lower part or the side part of the valve body; the limiting part is provided with a groove; the positioning card comprises a coil positioning part, a connecting rod part and a connecting part; the coil positioning part is fixed on the coil; the connecting rod part is positioned between the coil positioning part and the connecting part; the connecting rod part with a structure for preventing forwarding and withdrawing is matched with the groove; and positioning is realized through the radial directional and outward elastic deformation of the connecting rod part. According to the positioning and connecting structure, the valve body and the coil can be prevented from being loosened in axial direction and/or radial direction, so that the running stability of the electronic expansion valve is improved. Moreover, the positioning sheet is positioned at the lower end or the side part of the valve body, so that the height of a magnetic rotor can be reduced by being close to the upper end of the valve body under the condition that the heights of the coil and the magnetic rotor are basically consistent, and the overall height of the electronic expansion valve is reduced finally.
Description
Technical field:
The present invention relates to a kind of technical field of air conditioner refrigeration, especially relate to a kind of electronic expansion valve for air conditioner.
Background technique:
Existing electronic expansion valve for air conditioner valve body with the positioning connection of coil is: utilize the convex bubble on coil location card or groove to coordinate with the groove on valve body location piece or convex bubble and realize being located by connecting.When product runs within air-conditioning systems, due to the vibration of air-conditioning system, the cooperation place of convex bubble and groove there will be elasticity and loosens, and occurs relatively rotating, directly affect product performance between coil and valve body; In addition, when after electronic expansion valve body and the continuous screens repeatedly of coil, link position there will be distortion and loosens, and causes valve body action bad, finally affects the normal operation of air-conditioning system.
In order to solve the problem, claimant once have developed a kind of stator coil of electronic expansion valve and valve body in conjunction with position structure, and applied for utility model patent (Authorization Notice No. is CN2913772Y), it is this that to have structure in conjunction with position structure simple, firm in conjunction with location, advantage easy to loading and unloading, but also there is certain deficiency, be mainly manifested in location piece and location card is positioned at valve body top, ensureing under coil and the basically identical prerequisite of magnet rotor height, because location card needs positioning height, certain distance must be improved and location piece cannot be close to, cause the height of electric expansion valve relatively high.
Summary of the invention:
Object of the present invention is just the deficiency that exists for prior art and provides a kind of valve body and coil location linkage structure of electronic expansion valve for air conditioner, it both can ensure valve body and coil axes to and/or radial direction do not produce loosening, improve the stability that electric expansion valve runs, the height of electric expansion valve can be reduced again simultaneously.
For achieving the above object, the valve body of electronic expansion valve for air conditioner of the present invention and coil location linkage structure, include valve body and coil, valve body is provided with location piece, coil is provided with location card, and described location piece comprises valve body positioning part and limited part, wherein, valve body positioning part is fixed on valve body lower portion or sidepiece, and limited part offers groove; Location card comprises coil location portion, link rod part and joint, wherein, coil location portion is fixed on coil, and link rod part is between coil location portion and joint, there is joint and the groove fit of anti-advance and retreat structure, and realize location by the outside resiliently deformable of the radial direction of link rod part.
Preferred as technique scheme, described joint inserts in groove along valve axis direction.
Preferred as technique scheme, described joint rotates along valve body circumferencial direction and snaps in groove.
Preferred as technique scheme, the anti-advance and retreat structure of described joint is semicircle or the draw-in groove of V-arrangement or bending, is more conducive to the dynamics adjusting location card clamping.
Preferred as technique scheme, described location piece center is hole shape, and circular hole coordinates with valve body, is fixed on valve body lower end.
Preferred as technique scheme, described location piece is the tablet of bending, and cylndrical surface and valve body side-fit are fixed.
Preferred as technique scheme, described location piece has the support part that limiting coil advances.
Preferred as technique scheme, described groove is V-arrangement.
Preferred as technique scheme, the positioning part endoporus of described location card is circular, more convenient when location card is fixed.
Beneficial effect of the present invention is: because valve body is provided with location piece, coil is provided with location card, groove fit on the joint of location card and location piece, and realize location by the resiliently deformable of link rod part, can ensure valve body and coil axes to and/or radial direction do not produce loosening, thus improve the stability that electric expansion valve runs.In addition, because location piece is positioned at valve body lower end or sidepiece, when coil and magnet rotor height basically identical, valve body upper end can be close to and reduce the height of magnet rotor, and the final whole height reducing electric expansion valve.
Accompanying drawing illustrates:
Below in conjunction with accompanying drawing, the present invention is described further:
Fig. 1 is the Facad structure schematic diagram of the embodiment of the present invention one;
Fig. 2 is the perspective view of the embodiment of the present invention one;
Fig. 3 is the locating sheet structure schematic diagram of the embodiment of the present invention one;
Fig. 4 is the location card structural representation of the embodiment of the present invention one;
Fig. 5 is the Facad structure schematic diagram of the embodiment of the present invention two;
Fig. 6 is the perspective view of the embodiment of the present invention two;
Fig. 7 is the locating sheet structure schematic diagram of the embodiment of the present invention two;
Fig. 8 is the location card structural representation of the embodiment of the present invention two;
Fig. 9 is the Facad structure schematic diagram of the embodiment of the present invention three;
Figure 10 is the perspective view of the embodiment of the present invention three;
Figure 11 is the locating sheet structure schematic diagram of the embodiment of the present invention three;
Figure 12 is the location card structural representation of the embodiment of the present invention three;
Figure 13 is the Facad structure schematic diagram of the embodiment of the present invention four;
Figure 14 is the perspective view of the embodiment of the present invention four;
Figure 15 is the locating sheet structure schematic diagram of the embodiment of the present invention four;
Figure 16 is the location card structural representation of the embodiment of the present invention four;
Figure 17 is the Facad structure schematic diagram of the embodiment of the present invention three;
Figure 18 is the perspective view of the embodiment of the present invention three;
Figure 19 is the locating sheet structure schematic diagram of the embodiment of the present invention three;
Figure 20 is the location card structural representation of the embodiment of the present invention three;
Embodiment:
See that Fig. 1 to Figure 12 shows: the valve body of electronic expansion valve for air conditioner of the present invention and coil location linkage structure, include valve body 10 and coil 20, valve body 10 is provided with location piece 30, coil 20 is provided with location card 40, location piece 30 is made up of valve body positioning part 31 and limited part 32, wherein, valve body positioning part 31 is fixed on valve body 10 lower end or side, limited part 32 offers groove 321; Location card 40 is made up of coil location portion 41, link rod part 42 and joint 43, wherein, coil location portion 41 is fixed on coil 20, link rod part 42 is between coil location portion 41 and joint 43, the joint 43 with anti-advance and retreat structure coordinates with groove 321, and realizes location by the resiliently deformable of link rod part 42.
In embodiment one shown in Fig. 1 to Fig. 4, groove that the limited part 32 of location piece 30 is offered 321 is regular groove, the joint 43 of location card 40 has bending and the draw-in groove 431 that formed; During connection, joint 43 inserts in the groove 321 on limited part 32 along valve body 10 axial direction, and draw-in groove 431 is stuck in groove 321, and link rod part 42 produces certain resiliently deformable and realizes connecting the connection location of location piece 30 and location card 40 simultaneously.
In embodiment two shown in Fig. 5 to Fig. 8, the groove 321 that the limited part 32 of location piece 30 is offered is regular groove, the joint 43 of location card 40 offers draw-in groove 431; During connection, joint 43 inserts in the groove 321 on limited part 32 along valve body 10 axial direction, and draw-in groove 431 is stuck in groove 321, and link rod part 42 produces certain resiliently deformable and realizes connecting the connection location of location piece 30 and location card 40 simultaneously.
In embodiment three shown in Fig. 9 to Figure 12, the groove 321 that the limited part 32 of location piece 30 is offered is irregular groove (as shapes such as V-arrangements), the joint 43 of location card 40 forms bending 432; During connection, joint 43 rotates in the groove 321 snapped on limited part 32 along valve body 10 circumferencial direction, bending 432 can prevent joint 43 from exiting from groove 321, and link rod part 42 produces certain resiliently deformable and realizes connecting the connection location of location piece 30 and location card 40 simultaneously.
In embodiment four shown in Figure 13 to Figure 16 and the embodiment shown in Figure 17 to Figure 20 five, the groove 321 that the limited part 32 of location piece 30 is offered is regular groove, the joint 43 of location card 40 forms bending 432; During connection, joint 43 inserts in the groove 321 on limited part 32 along valve body 10 axial direction, bending 432 can prevent joint 43 from exiting from groove 321, and link rod part 42 produces certain resiliently deformable and realizes connecting the connection location of location piece 30 and location card 40 simultaneously.In addition, the location piece 30 shown in Figure 16 also has the support part 33 that limiting coil 20 advances.
In the above-described embodiments, the limited part 32 on location piece 30 and the joint 43 on location card 40 are one, but it should be noted that: also can design multiple limited part 32 and joint 43 respectively as required on location piece 30 and location card 40.
The foregoing is only preferred embodiment of the present invention, therefore do not limit protection scope of the present invention, every equalization change done according to the present invention all belongs in the scope of the claims that the present invention contains with modifying.
Claims (9)
1. the valve body of electronic expansion valve for air conditioner and coil location linkage structure, include valve body (10) and coil (20), valve body (10) is provided with location piece (30), coil (20) is provided with location card (40), it is characterized in that: described location piece (30) comprises valve body positioning part (31) and limited part (32), wherein, valve body positioning part (31) is fixed on valve body (10) bottom or sidepiece, limited part (32) offers groove (321); Location card (40) comprises coil location portion (41), link rod part (42) and joint (43), wherein, coil location portion (41) is fixed on coil (20), link rod part (42) is positioned between coil location portion (41) and joint (43), the joint (43) with anti-advance and retreat structure coordinates with groove (321), and realizes location by the outside resiliently deformable of the radial direction of link rod part (42).
2. the valve body of electronic expansion valve for air conditioner according to claim 1 and coil location linkage structure, is characterized in that: described joint (43) inserts in groove (321) along valve body (10) axial direction.
3. the valve body of electronic expansion valve for air conditioner according to claim 1 and coil location linkage structure, is characterized in that: described joint (43) rotates along valve body (10) circumferencial direction and snaps in groove (321).
4. the valve body of the electronic expansion valve for air conditioner according to Claims 2 or 3 and coil location linkage structure, is characterized in that: the anti-advance and retreat structure of described joint (43) is draw-in groove or the bending of semicircle or V-arrangement.
5. the valve body of electronic expansion valve for air conditioner according to claim 1 and coil location linkage structure, it is characterized in that: described location piece (30) center is hole shape, circular hole coordinates with valve body (10), is fixed on valve body (10) lower end.
6. the valve body of electronic expansion valve for air conditioner according to claim 1 and coil location linkage structure, is characterized in that: described location piece (30) is the tablet of bending, and cylndrical surface and valve body (10) side-fit are fixed.
7. the valve body of electronic expansion valve for air conditioner according to claim 6 and coil location linkage structure, described location piece (30) has the support part (33) that limiting coil (20) advances.
8. the valve body of electronic expansion valve for air conditioner according to claim 1 and coil location linkage structure, is characterized in that: described groove (321) is V-arrangement.
9. the valve body of electronic expansion valve for air conditioner according to claim 1 and coil location linkage structure, is characterized in that: positioning part (41) endoporus of described location card (40) is for circular.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210060863.9A CN103307339B (en) | 2012-03-09 | 2012-03-09 | Positioning and connecting structure for valve body of electronic expansion valve for air conditioner and coil |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210060863.9A CN103307339B (en) | 2012-03-09 | 2012-03-09 | Positioning and connecting structure for valve body of electronic expansion valve for air conditioner and coil |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103307339A CN103307339A (en) | 2013-09-18 |
| CN103307339B true CN103307339B (en) | 2015-06-10 |
Family
ID=49132878
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210060863.9A Expired - Fee Related CN103307339B (en) | 2012-03-09 | 2012-03-09 | Positioning and connecting structure for valve body of electronic expansion valve for air conditioner and coil |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103307339B (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108730600B (en) * | 2013-10-15 | 2020-08-04 | 浙江盾安人工环境股份有限公司 | Electronic expansion valve |
| CN103808085B (en) * | 2014-02-19 | 2016-05-04 | 碧茂科技（苏州）有限公司 | A kind of expanding valve body fixed structure |
| CN110388493B (en) * | 2019-06-26 | 2024-06-07 | 格力电器（合肥）有限公司 | Electronic expansion valve |
| CN112460861A (en) * | 2020-11-25 | 2021-03-09 | 江苏福达电器有限公司 | Positioning structure of electronic expansion valve stator coil |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001037149A (en) * | 1999-07-23 | 2001-02-09 | Saginomiya Seisakusho Inc | Coil cover for motor-operated control valve |
| JP2004332818A (en) * | 2003-05-07 | 2004-11-25 | Saginomiya Seisakusho Inc | Electric valve |
| CN2830839Y (en) * | 2005-06-10 | 2006-10-25 | 珠海格力电器股份有限公司 | Electronic expansion valve |
| 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 |
| CN102062248A (en) * | 2009-11-13 | 2011-05-18 | 浙江三花股份有限公司 | Fixed connection device for valve body and coil of electric valve and electric valve |
| CN202158246U (en) * | 2011-07-22 | 2012-03-07 | 浙江三花股份有限公司 | Electric valve and coil fixing support thereof |
-
2012
- 2012-03-09 CN CN201210060863.9A patent/CN103307339B/en not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001037149A (en) * | 1999-07-23 | 2001-02-09 | Saginomiya Seisakusho Inc | Coil cover for motor-operated control valve |
| JP2004332818A (en) * | 2003-05-07 | 2004-11-25 | Saginomiya Seisakusho Inc | Electric valve |
| CN2830839Y (en) * | 2005-06-10 | 2006-10-25 | 珠海格力电器股份有限公司 | Electronic expansion valve |
| 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 |
| CN102062248A (en) * | 2009-11-13 | 2011-05-18 | 浙江三花股份有限公司 | Fixed connection device for valve body and coil of electric valve and electric valve |
| CN202158246U (en) * | 2011-07-22 | 2012-03-07 | 浙江三花股份有限公司 | Electric valve and coil fixing support thereof |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103307339A (en) | 2013-09-18 |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150610 Termination date: 20190309 |