CN101576172B - Nesting type electronic valve - Google Patents
Nesting type electronic valve Download PDFInfo
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- CN101576172B CN101576172B CN2008100623524A CN200810062352A CN101576172B CN 101576172 B CN101576172 B CN 101576172B CN 2008100623524 A CN2008100623524 A CN 2008100623524A CN 200810062352 A CN200810062352 A CN 200810062352A CN 101576172 B CN101576172 B CN 101576172B
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Abstract
The invention relates to a nesting type electronic valve which belongs to a fluid control element. The prior positioning card has more complicated structure, is difficult to manufacture and has poor of positioning elastic force application part. The nesting type electronic valve comprises a valve body which is generally in a cylinder shape and an electromagnetic coil which is sleeved on the valve body through a round inner hole. The nesting type electronic valve is characterized in that the valve body is provided with a positioning part; an elastic wire fastener matched with the positioning part is arranged and connected to the electromagnetic coil through a connecting part of the elastic wire fastener; the end part of the elastic wire fastener is supported against a stop structure of the electromagnetic coil; and a fastening part which is positioned on the end face and combined with the positioning part of the valve body is formed between the end part of the elastic wire fastener and the connecting part. The fastener has simple structure, small volume and easy material obtain and manufacture and supports the fastening part through the connecting part and the end part by utilizing own elasticity so as to ensure that the fastening part and the positioning part on the valve body are combined more reliably so as to reliably position the electromagnetic coil.
Description
The invention belongs to fluid control elements, be specifically related to utilize the electromagnetic field of electromagnetic coil to control the flow direction of fluid or/and the installation combination of the electromagnetic coil of the electronic valve of flow, especially this series products and valve body.
The electronic valve of the existing electromagnetic field control flows direction of flow of utilizing electromagnetic coil generally is made of cylindrical valve body substantially and the electromagnetic coil that is sleeved on the valve body by circular inner hole, described valve body has import and outlet, valve body be built-in with can inductive electromagnetic coil electromagnetism power mangetic core assembly, therefore when work, come the action of control valve core assembly to realize the control of convection cell by electromagnetic coil being applied or disconnecting electrical signal.For the electromagnetic force that guarantees electromagnetic coil can impose on mangetic core assembly accurately, electromagnetic coil is required accurately and avoids dislocation when working in the mounting point on the valve body, therefore when mounted usually when being enclosed within electromagnetic coil on the valve body, by the counter structure that is separately positioned on valve body and the electromagnetic coil electromagnetic coil is positioned, prevent that electromagnetic coil from moving axially and rotating around valve body relative to valve body.
The applicant's ZL200410093130.0 patent of invention (document 1) is the positioning cards that fixedly has salient point on electromagnetic coil, the fixing frame of a band draw-in groove is fixed in welding on valve body, electromagnetic coil and location between the valve body are to rely on the salient point on the positioning cards to cooperate the screens realization with draw-in groove on the fixing frame, prevent that thus electromagnetic coil from circumferentially rotating and endwisely slip relative to valve body.This orientation type, find to remain through using in following shortcoming:
1) need positioning cards and two parts of the fixing frame on the valve body on the coil, manufacture cost is higher;
2) the positioning cards structure is complicated, makes difficulty;
3) fixing frame on the valve body is cut package bag easily, or causes each other and damage, and increases valve body cosmetic defect product scrappage.
Ri Bente Open 2001-004057 patent documentation (document 2) discloses a kind of technological scheme of mortor operated valve, relative document 1, it has reduced the fixing frame on the valve body, but the location pit is set on valve body, salient point by positioning cards on the electromagnetic coil is realized the location of electromagnetic coil on valve body with combining of this location pit, prevent that thus electromagnetic coil from circumferentially rotating and endwisely slip relative to valve body, electromagnetic coil is provided with boss, and positioning cards is connected on the electromagnetic coil by screw.Though this scheme has reduced the fixing frame on the valve body, but increased screw, salient point on the above-mentioned positioning cards is positioned at the edge of positioning cards, be free state, lack necessary support, be its location elastic force to apply the position not good, its elastic force is difficult for keeping under assembling condition, therefore may in use cause the forfeiture of electromagnetic coil in the reliable location of valve body because of weakening of elastic force, and the elastic force that electromagnetic coil is positioned on the valve body axially is being unbalanced, may cause the inclination of the relative valve body of electromagnetic coil thus and influence electromagnetic force to impose on mangetic core assembly.
The technical problem that the present invention at first will solve and the technical assignment of proposition be overcome the positioning cards structure that prior art exists complicated, make difficulty and location elastic force apply the not good shortcoming in position, a kind of new nesting type electronic valve is provided, and overcomes electromagnetic coil on this basis and be positioned at elastic force on the valve body in axial unbalanced defective.For this reason, the present invention is by the following technical solutions:
Nesting type electronic valve, comprise cylindrical valve body substantially and be sleeved on electromagnetic coil on the valve body by circular inner hole, it is characterized in that described valve body is provided with the positioning part, match with described positioning part and to be provided with an elastic wire fastener, this fastener is connected on the end face of described electromagnetic coil through its joint, conflicting on the barrier structure on this end face of electromagnetic coil in the end of this fastener, forms the inserted part that is positioned at electromagnetic coil end face side and combines with positioning part on the described valve body between the end of this fastener and joint.
The link that this scheme adopts the elastic wire fastener to locate on valve body as electromagnetic coil, it is simple in structure, and volume is little, is easy to draw materials make and combine with electromagnetic coil, and wedging position can not influence the structure and the profile of electromagnetic coil in electromagnetic coil end face side under assembling condition.This fastener utilizes the elasticity of elastic wire, make positioning part reliable connection on inserted part and the valve body with its joint and end as support, consequent location elastic force is difficult for forfeiture, guarantee the location of electromagnetic coil on valve body, prevent that thus electromagnetic coil from circumferentially rotating and endwisely slip relative to valve body.
As the further of technique scheme improved and replenish, the present invention also comprises following additional technical feature:
Described positioning part is the pit that is provided with on the described valve body, the outstanding structure of described inserted part for being bent to form by described fastener.Such structure can make the outstanding structure as the inserted part be positioned at pit as the positioning part, and guarantees the two abundant combination under the elastic force of fastener self.
Described pit is two and to be provided with dorsad on described valve body (also can be a plurality of, only need to be symmetrical arranged dorsad respectively to get final product), the connection part of described fastener is in the intermediate portion of this fastener, and described inserted part is two and is between two ends and joint that subtend is respectively formed at fastener.What this combination can make two inserted parts and valve body combining counteractings that balance each other of elastic force that the back produces, so can effectively avoid the inclination of the relative valve body of electromagnetic coil and influence electromagnetic force and impose on mangetic core assembly.
Described positioning part is the transverse groove that is arranged on the described valve body, and described inserted part is shaft-like.Shaft-like inserted part can utilize the shape of elastic wire itself when making fastener, so does not need to carry out processing specially, not only makes the simple in structure of fastener, has also saved manufacture cost.
Described transverse groove is two and is provided with dorsad on described valve body, and the connection part of described fastener is in the intermediate portion of this fastener, and described inserted part is two and is respectively formed between two ends and joint of fastener.What this combination can make two inserted parts and valve body combining counteractings that balance each other of elastic force that the back produces, so can effectively avoid the inclination of the relative valve body of electromagnetic coil and influence electromagnetic force and impose on mangetic core assembly.
The end face of described electromagnetic coil is provided with connecting pin, and the shape solderless wrapped connection is on this connecting pin in the shape of a spiral for the joint of described fastener, and described barrier structure is two blocking pins being located on this end face of electromagnetic coil.This structure can be located the realization electromagnetic coil on valve body structure all is positioned at the end face side of electromagnetic coil, therefore can not change the structure of electromagnetic coil, and do not increase the volume of entire product, and has a more intense disguise, avoid being subjected to the interference of foreign object, because it is not obvious to exceed coil end face side, can reduce destruction to package bag.
Nesting type electronic valve, comprise cylindrical valve body substantially and be sleeved on electromagnetic coil on the valve body by circular inner hole, it is characterized in that described valve body is provided with axial positioning structure, match with this axial positioning structure and to be provided with an elastic wire fastener, this fastener is connected on the end face of described electromagnetic coil through its joint, conflicting on the barrier structure on this end face of electromagnetic coil in the end of this fastener, forms the inserted part that is positioned at electromagnetic coil end face side and combines with axial positioning structure on the described valve body between the end of this fastener and joint; Described valve body is provided with circumferential position structure in addition, and electromagnetic coil is provided with the circumferential positioning part that combines with described circumferential position structure.
This scheme adopts the link of elastic wire fastener as electromagnetic coil axially locating on valve body, it is simple in structure, and volume is little, is easy to draw materials make and combine with electromagnetic coil, and wedging position can not influence the structure and the profile of electromagnetic coil in electromagnetic coil end face side under assembling condition.This fastener utilizes the elasticity of elastic wire, makes positioning part reliable connection on inserted part and the valve body with its joint and end as support, realizes the location of electromagnetic coil on valve body, prevents that thus the relative valve body of electromagnetic coil from endwisely slipping.In order to prevent that electromagnetic coil from circumferentially rotating relative to valve body, be to realize with the combining of circumferential positioning part on the electromagnetic coil by the circumferential position structure on the valve body.
As the further of technique scheme improved and replenish, the present invention also comprises following additional technical feature:
Described axial positioning structure is annular groove or the step that is arranged on the valve body.
Described circumferential position structure is to be connected on the described valve body and to the adapter of valve body side extending, described circumferential positioning part is the draw-in groove that is formed on the described electromagnetic coil and can blocks described adapter.
The invention has the beneficial effects as follows:
1, fastener is simple in structure, and volume is little, be easy to draw materials make and combine with electromagnetic coil, and wedging position can not influence the structure and the profile of electromagnetic coil in electromagnetic coil end face side under assembling condition, therefore can make the installation of electronic valve have more flexibility;
2, fastener utilizes the elasticity of self, forms support to the inserted part with its joint and end, makes the inserted part combine with the positioning part on the valve body is more reliable;
3, joint that mutually combines and positioning part are two respectively, and what make two inserted parts and valve body combines counteractings that balance each other of elastic force that the back produces, so can effectively avoid the inclination of the relative valve body of electromagnetic coil and influence electromagnetic force and impose on mangetic core assembly;
4, this structure can will realize that structure that electromagnetic coil be located all is positioned at the end face side of electromagnetic coil on valve body, therefore can not change the structure of electromagnetic coil, and do not increase the volume of entire product, and have more intense disguise, avoid being subjected to the interference of foreign object.
5, this structure does not have tangible thin projections, can reduce the probability of damaging mutually between the product widely, reduces cosmetic defect product rate.
Fig. 1 is a kind of structural representation of nesting type electronic valve of the present invention.
Fig. 2 (a) is the valve body structure schematic representation of nesting type electronic valve shown in Figure 1.
Fig. 2 (b) is the right elevation of Fig. 2 (a).
Fig. 3 (a) is the electromagnetic coil of nesting type electronic valve shown in Figure 1 and the schematic representation of the relative Fig. 1 of assembly relation left side apparent direction of fastener.
Fig. 3 (b) looks up the schematic representation of direction for the electromagnetic coil of nesting type electronic valve shown in Figure 1 and relative Fig. 1 of assembly relation of fastener.
Fig. 4 is the another kind of structural representation of nesting type electronic valve of the present invention.
Fig. 5 (a) is the valve body structure schematic representation of nesting type electronic valve shown in Figure 4.
Fig. 5 (b) is the right elevation of Fig. 5 (a).
Fig. 6 (a) is the electromagnetic coil of nesting type electronic valve shown in Figure 4 and the schematic representation of the relative Fig. 4 of assembly relation left side apparent direction of fastener.
Fig. 6 (b) looks up the schematic representation of direction for the electromagnetic coil of nesting type electronic valve shown in Figure 4 and relative Fig. 4 of assembly relation of fastener.
Fig. 7 is the third structural representation of nesting type electronic valve of the present invention.
Fig. 8 is a kind of structural representation of the valve body of nesting type electronic valve shown in Figure 7.
Fig. 9 is the another kind of structural representation of the valve body of nesting type electronic valve shown in Figure 7.
Figure 10 (a) is the electromagnetic coil of nesting type electronic valve shown in Figure 7 and the schematic representation of the relative Fig. 1 of assembly relation left side apparent direction of fastener.
Figure 10 (b) looks up the schematic representation of direction for the electromagnetic coil of nesting type electronic valve shown in Figure 7 and relative Fig. 1 of assembly relation of fastener.
Among the figure:
The 1-valve body, the 11-positioning part, the 11a-pit, the 11b-transverse groove, the 12-axial positioning structure, the 12a-step, the 12b-annular groove, the circumferential position structure of 13-, 14a-takes over, and 14b-takes over;
The 2-electromagnetic coil, 21-connecting pin, 22-blocking pin, the circumferential positioning part of 23-, 23a-draw-in groove, 24-endoporus, 25-barrier structure;
The 3-fastener, the 31-joint, the 32-end, the 33-inserted part, 33a-gives prominence to structure, 33b-rod shaped structure, 33c-rod shaped structure.
The present invention will be further described in detail by several preferred embodiments below in conjunction with accompanying drawing.
As shown in Figure 1, this nesting type electronic valve comprises valve body 1 and electromagnetic coil 2, and the two passes through fastener 3 assembling and positioning together:
Shown in Fig. 2 (a), 2 (b), it is cylindric that valve body 1 is substantially, and its side and lower end are connected with two adapters, and as optimal way, the top position of laterally taking over 14a on valve body 1 is provided with two pit 11a dorsad as positioning part 11;
Shown in Fig. 3 (a), 3 (b), electromagnetic coil 2 has the endoporus 24 that a diameter and valve body 1 adapt, equally as optimal way, be provided with a connecting pin 21 and two blocking pins 22 as barrier structure 25 in its lower end surface, break away from for fear of fastener 3, the cap shape is arranged in the end of connecting pin 21 and two blocking pins 22 is used to stop fastener 3;
Above-mentioned three members, the joint 31 of fastener 3 intermediate portions is set on the connecting pin 21, and make its two sections to be free state and to lay respectively at electromagnetic coil endoporus 24 both sides, and electromagnetic coil 2 is enclosed within on the valve body 1 by endoporus 24, make two pit 11a on the corresponding valve bodies 1 of the outstanding structure 33a of two of fastener 3, overcoming elastic force at last conflicts two ends 32 of fastener 3 respectively in the inboard of two blocking pins 22 after drawing in together, so being about to two outstanding structure 33a of fastener 3 and two pit 11a on the valve body 1 combines, reach electromagnetic coil 2 is positioned at effect on the valve body 1, therefore and, avoided electromagnetic coil relative to the valve body axial float with circumferentially rotate because two outstanding structures lay respectively in two pits.
This nesting type electronic valve, the technical problem that combination solved of its each technological means and technological means and the beneficial effect that reaches are above being addressed, and do not repeat them here.
As shown in Figure 4, this nesting type electronic valve comprises valve body 1 and electromagnetic coil 2, and the two passes through fastener 3 assembling and positioning together:
Shown in Fig. 5 (a), 5 (b), it is cylindric that valve body 1 is substantially, and its side and lower end are connected with two adapters, and as optimal way, the top position of laterally taking on valve body 1 is provided with two transverse groove 11b dorsad as positioning part 11;
Shown in Fig. 6 (a), 6 (b), electromagnetic coil 2 has the endoporus 24 that a diameter and valve body adapt, equally as optimal way, be provided with a connecting pin 21 and two blocking pins 22 as barrier structure 25 in its lower end surface, break away from for fear of fastener 3, the cap shape is arranged in the end of connecting pin 21 and two blocking pins 22 is used to stop fastener;
Above-mentioned three members, the joint 31 of fastener 3 intermediate portions is set on the connecting pin 21, and make its two sections to be free state and to lay respectively at electromagnetic coil endoporus 24 both sides, and electromagnetic coil 2 is enclosed within on the valve body 1 by endoporus 24, make two transverse groove 11b on two shaft-like inserted part 33 corresponding valve bodies 1 of fastener 3, overcoming elastic force at last conflicts two ends 32 of fastener respectively in the inboard of two blocking pins 22 after drawing in together, so being about to two shaft-like inserted parts 33 of fastener 3 combines with two transverse groove 11b on the valve body, bottom surface by transverse groove 11b, the side reaches the constraint of shaft-like inserted part 33 location electromagnetic coil is positioned at effect on the valve body, has therefore avoided electromagnetic coil relative to the valve body axial float with circumferentially rotate.
This nesting type electronic valve, the technical problem that combination solved of its each technological means and technological means and the beneficial effect that reaches are above being addressed, and do not repeat them here.
As shown in Figure 7, this nesting type electronic valve comprises valve body 1 and electromagnetic coil 2, and the two is in the same place with circumferential positioning part 23 assembling and positioning by a fastener 3 and corresponding circumferential position structure 13:
As shown in Figure 8, it is cylindric that valve body 1 is substantially, and its side and lower end are connected with two and take over 14a/14b, and the top position of laterally taking over 14a on valve body 1 is provided with an annular groove 12b; Same, as similar mode, also can be step 12a shown in Figure 9;
Shown in Figure 10 (a), 10 (b), electromagnetic coil 2 has the endoporus 24 that a diameter and valve body adapt, equally as optimal way, be provided with a connecting pin 21 and two blocking pins 22 as barrier structure 25 in its lower end surface, break away from for fear of fastener 3, the cap shape is arranged in the end of connecting pin 21 and two blocking pins 22 is used to stop fastener, in addition, also extend the draw-in groove 23a of the semicircle arcuation of a circumferential positioning part 23 of conduct downwards in electromagnetic coil 2 lower end surfaces;
Above-mentioned three members, the joint 31 of fastener 3 intermediate portions is set on the connecting pin 21, and make its two sections to be free state and to lay respectively at electromagnetic coil endoporus 24 both sides, and electromagnetic coil 2 is enclosed within on the valve body 1 by endoporus 24, make the draw-in groove 23a of the semicircle arcuation of electromagnetic coil 2 be stuck on the horizontal adapter 14a of the circumferential position structure 13 of conduct, overcoming elastic force at last conflicts two ends 32 of fastener respectively in the inboard of two blocking pins 22 after drawing in together, so being about to two shaft-like inserted part 33c of fastener and annular groove 12b or the step 12a on the valve body combines, annular groove 12b or step 12a have limited inserted part 33 upward displacements, draw-in groove 23a and horizontal adapter 14a have limited the rotation of inserted part displacement downwards and electromagnetic coil, reach thus electromagnetic coil is positioned at effect on the valve body, therefore avoided electromagnetic coil relative to the valve body axial float with circumferentially rotate.
This nesting type electronic valve, the technical problem that combination solved of its each technological means and technological means and the beneficial effect that reaches are above being addressed, and do not repeat them here.
Among the above embodiment, the best line of described elastic wire directly is 0.5-3mm.
As distortion or the simplification measure to the foregoing description: a described connecting pin and two blocking pins also can be arranged on other positions (as the side) of electromagnetic coil, and only can realize connecting by fastener being carried out suitable bending distortion this moment; Described location pit or the location transverse groove that is positioned on the valve body also can be many groups and be symmetrical arranged dorsad, makes that the mounting point of coil and valve body is more flexible, is more convenient for using in narrow and small installing space; Described fastener if do not consider to locate the balance and the counteracting of elastic force, also can only keep one section and be the structure between joint and the end; As the Placement of fastener on electromagnetic coil, can also be fixedly connected; Fastener also can be connected the upper-end surface of electromagnetic coil; And so on, do not give unnecessary details one by one.
Claims (10)
1. nesting type electronic valve, comprise cylindrical valve body (1) substantially and be sleeved on electromagnetic coil (2) on the valve body (1) by circular inner hole (24), it is characterized in that described valve body (1) is provided with positioning part (11), match with described positioning part (11) and to be provided with an elastic wire fastener (3), this fastener (3) is connected on the end face of described electromagnetic coil (2) through its joint (31), conflict on the barrier structure (25) on this end face of electromagnetic coil (2) in the end (32) of this fastener (3), the inserted part (33) that formation is positioned at electromagnetic coil (2) end face side and combines with positioning part (11) on the described valve body (1) between the end (32) of this fastener (3) and joint (31).
2. nesting type electronic valve according to claim 1, it is characterized in that described positioning part (11) for being arranged on pit (11a) on the described valve body (1), described inserted part (33) the outstanding structure (33a) that the elastic wire that forms described fastener (3) is bent to form of serving as reasons.
3. nesting type electronic valve according to claim 2, it is characterized in that described pit (11a) is two and is provided with dorsad on described valve body (1), the joint (31) of described fastener (3) is positioned at the intermediate portion of this fastener (3), and described inserted part (33) are two and are between two ends (32) and joint (31) that subtend is respectively formed at fastener.
4. nesting type electronic valve according to claim 1 is characterized in that described positioning part (11) for being arranged on the transverse groove (11b) on the described valve body (1), and described inserted part (33) are rod shaped structure (33b).
5. nesting type electronic valve according to claim 4, it is characterized in that described transverse groove (11b) is two and is provided with dorsad on described valve body (1), the joint of described fastener (31) is positioned at the intermediate portion of this fastener, and described inserted part (33) are two and are respectively formed between two ends (32) and joint (31) of fastener.
6. nesting type electronic valve according to claim 1, the end face that it is characterized in that described electromagnetic coil (2) is provided with connecting pin (21), the shape solderless wrapped connection is on this connecting pin (21) in the shape of a spiral for the joint (31) of described fastener (3), and described barrier structure (25) is for being located at two blocking pins (22) on this end face of electromagnetic coil (2).
7. nesting type electronic valve according to claim 6 is characterized in that the end of described connecting pin (21) and two blocking pins (22) is cap-like structure.
8. nesting type electronic valve, comprise cylindrical valve body (1) substantially and be sleeved on electromagnetic coil (2) on the valve body (1) by circular inner hole (24), it is characterized in that described valve body (1) is provided with axial positioning structure (12), match with this axial positioning structure (12) and to be provided with an elastic wire fastener (3), this fastener (3) is connected on the end face of described electromagnetic coil (2) through its joint (31), conflict on the barrier structure (25) on this end face of electromagnetic coil (2) in the end (32) of this fastener (3), the inserted part (33) that formation is positioned at electromagnetic coil (2) end face side and combines with axial positioning structure (12) on the described valve body (1) between the end (32) of this fastener and joint (31); Described valve body (1) is provided with circumferential position structure (13) in addition, and electromagnetic coil (2) is provided with the circumferential positioning part (23) that combines with described circumferential position structure (13).
9. nesting type electronic valve according to claim 8 is characterized in that described axial positioning structure (13) is for being arranged on annular groove (12b) or the step (12a) on the valve body (1).
10. nesting type electronic valve according to claim 8, it is characterized in that described circumferential position structure (13) is for being connected described valve body (1) on and to the adapter (14a) of valve body side extending, described circumferential positioning part (23) is for being formed on the draw-in groove (23a) that also can block described adapter (14a) on the described electromagnetic coil (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2008100623524A CN101576172B (en) | 2008-05-09 | 2008-05-09 | Nesting type electronic valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2008100623524A CN101576172B (en) | 2008-05-09 | 2008-05-09 | Nesting type electronic valve |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101576172A CN101576172A (en) | 2009-11-11 |
| CN101576172B true CN101576172B (en) | 2011-02-09 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2008100623524A Active CN101576172B (en) | 2008-05-09 | 2008-05-09 | Nesting type electronic valve |
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| CN (1) | CN101576172B (en) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102759233B (en) * | 2011-04-29 | 2015-04-15 | 浙江三花股份有限公司 | Electronic expansion valve |
| DE102011084769A1 (en) * | 2011-10-19 | 2013-04-25 | Robert Bosch Gmbh | magnetic valve |
| CN102654211B (en) * | 2012-04-16 | 2013-12-04 | 浙江盾安人工环境股份有限公司 | Electric regulating valve |
| CN106439167B (en) * | 2016-10-12 | 2024-01-23 | 诸暨市亿霸电子阀门有限公司 | Novel electronic expansion valve coil positioning structure |
| CN110778770B (en) * | 2018-07-31 | 2022-07-01 | 浙江三花智能控制股份有限公司 | Gas proportional valve |
| CN110388493B (en) * | 2019-06-26 | 2024-06-07 | 格力电器（合肥）有限公司 | Electronic expansion valve |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1789768A (en) * | 2004-12-14 | 2006-06-21 | 浙江三花制冷集团有限公司 | 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 |
-
2008
- 2008-05-09 CN CN2008100623524A patent/CN101576172B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1789768A (en) * | 2004-12-14 | 2006-06-21 | 浙江三花制冷集团有限公司 | 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 |
Non-Patent Citations (1)
| Title |
|---|
| JP特开2001-4057A 2001.01.09 |
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| CN101576172A (en) | 2009-11-11 |
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Address after: 312500 Shaoxing City, Zhejiang province Xinchang Qixing street under the Liquan Patentee after: Zhejiang three flower intelligent control Limited by Share Ltd Address before: 312500 Zhejiang County in Xinchang Province town of Liquan Patentee before: Zhejiang Sanhua Group Co., Ltd. |