CN102644799A - Positioning structure of expansion valve coil - Google Patents
Positioning structure of expansion valve coil Download PDFInfo
- Publication number
- CN102644799A CN102644799A CN2012100631334A CN201210063133A CN102644799A CN 102644799 A CN102644799 A CN 102644799A CN 2012100631334 A CN2012100631334 A CN 2012100631334A CN 201210063133 A CN201210063133 A CN 201210063133A CN 102644799 A CN102644799 A CN 102644799A
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- flange
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- expansion valve
- buckle
- lug
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Abstract
The invention discloses a positioning structure of an expansion valve coil, comprising a positioning card which is fixedly connected with a valve body and a positioning piece which is fixedly connected onto a coil, wherein the positioning card is provided with at least one non-return buckle, the non-return buckle is composed of two flanged buckles which are arranged in lateral symmetry, a gap is arranged between the two flanged buckles, and the positioning piece is provided with one lug which is blocked and connected onto the two flanged buckles. According to the invention, the flanged buckles are adopted, and the gap is arranged between the two flanged buckles, thus the flanged buckles can have elastic deformation after being stressed and assembly is convenient. By adopting the positioning structure of the expansion valve coil disclosed by the invention, difficulty and cost of a production technology are reduced, efficiencies during production and assembly are improved, yield is increased, and product quality is guaranteed.
Description
Technical field
The present invention relates to valve part, particularly a kind of expansion valve coil locating structure.
Background technique
The electric expansion valve that on air-conditioning, is used for regulating refrigerant flow comprises valve body parts and coil, controls the flow of refrigeration agent through the needle folding degree in the coil drive valve body parts, thereby reaches the effect of control temperature.The valve body parts of expansion valve and coil interconnect fixing through position structure.In existing position structure, some adopts the auxiliary component location, and is as shown in Figure 1; Be fixed in and be provided with three lugs 011 and inwardly bending on the location card 01 on the coil; The non-return buckle 02 that is fixed on the valve body is provided with connecting sheet 021, and connecting sheet inserts in the gap that forms after the lug bending, and lug is provided with through hole 03; Be provided with salient point on the connecting sheet, realize affixed location through through hole on the lug and the salient point on the connecting sheet.This position structure complex process, manufacture cost is high, and is very inconvenient during assembling.Some position structure adopts the concaveconvex structure location in addition; As shown in Figure 2; Be fixed in the lug 011 that some Vertical location cards are set on the location card 01 on the coil; Be provided with groove or through hole 03 on each lug, be provided with on the outer ring surface of valve body 04 and groove or through hole projection 041 one to one, cooperate with through hole through projection and groove or projection and realize the location.Though more convenient during the assembling of this position structure, cumbersome during projection on the processing valve body, manufacture cost is higher.
Summary of the invention
Problem to be solved by this invention just provides a kind of expansion valve coil locating structure, reduces producting process difficulty and cost, and the efficient when improving production, assembling improves output, and guarantees quality of product.
In order to solve the problems of the technologies described above; The present invention adopts following technological scheme: a kind of expansion valve coil locating structure; Comprise the location card that is fixed on the valve body and be fixed in the location piece on the coil, it is characterized in that: said location card is provided with at least one non-return buckle, and said non-return buckle is made up of two flange buckles that are symmetrical set; Be provided with the gap between two flange buckles, said location piece is provided with one and is connected to two lugs on the flange buckle.Two flange buckles are set and can flexiblely be out of shape after the gap makes the flange buckle stressed being provided with between two flange buckles, be convenient to assembling.
Further; Side away from another one flange buckle on said each flange buckle is provided with at least one outer lug; Outer lug on two flange buckles is located at equal height; Said lug is provided with the groove that installs two flange buckles, and the width of groove is less than the maximum spacing between the outer lug on two flange buckles.Be clasped through interference and realize being located by connecting of location piece and non-return buckle.Usually, said evagination plays the thickness big 0～1mm of the distance of location card upper surface than lug, reduces location piece and teetertotters.
Further, said groove is an opening slot.Produce convenient.
Further, the opening end of said opening slot is provided with the trip that is hooked on the flange buckle.
Further, said location piece is provided with the supporting foot that is pressed on the location card.Reduce coil axially rocking in the course of the work.
Further; Side near another one flange buckle on said each flange buckle is provided with at least one internal projection; Internal projection on two flange buckles is located at equal height; Said lug inserts in the gap of two flange buckles, and the width of lug is greater than the minimum separable between the internal projection on two flange buckles and smaller or equal to the gap between two flange buckles.Usually, said convex plays the thickness big 0～1mm of the distance of location card upper surface than lug, reduces location piece and teetertotters.
Further; At least one side is provided with the catching groove of ccontaining respective side flange buckle in the left and right sides of said lug, said lug at the width that the catching groove place is set greater than the minimum separable between the internal projection on two flange buckles and smaller or equal to the gap between two flange buckles.The flange buckle is stuck in the catching groove, does not have moving radially, locatees more stable.
Further, said location piece is provided with the supporting foot that is pressed on the location card.Reduce coil axially rocking in the course of the work.
Further, said flange buckle Vertical location card is provided with.Be convenient to produce and assembling.
Further, said lug and location piece are established at grade.Be convenient to produce and assembling.
After adopting technique scheme, the present invention has following advantage: adopt very easy buckle structure, greatly reduce cost of production, promoted manufacturing efficiency.
Description of drawings
Below in conjunction with accompanying drawing the present invention is described further:
Fig. 1 is existing a kind of expansion valve coil locating structure schematic representation;
Fig. 2 is existing another kind of expansion valve coil locating structure schematic representation;
Fig. 3 is first kind of embodiment's of the present invention structural representation;
Fig. 4 is the structural representation of middle location card embodiment illustrated in fig. 3;
Fig. 5 is the structural representation of middle location piece embodiment illustrated in fig. 3;
Fig. 6 is the structural representation that is different from the another kind of location piece of structure shown in Figure 5;
Fig. 7 is provided with the structural representation of trip for the opening end of opening slot;
Fig. 8 is for being provided with the structural representation of a plurality of non-return buckles on the location card;
Fig. 9 is second kind of embodiment's of the present invention structural representation;
Figure 10 is for being provided with the structural representation of a plurality of non-return buckles on the location card in embodiment illustrated in fig. 9;
Figure 11 is the third embodiment's of the present invention structural representation;
Figure 12 is the structural representation of middle location piece embodiment illustrated in fig. 11.
Embodiment
Embodiment one:
Structural representation like Fig. 3, an embodiment of the present invention shown in 4 and 5; A kind of expansion valve coil locating structure comprises the location card 1 that is fixed on the valve body and is fixed in the location piece 2 on the coil that said location card is provided with at least one non-return buckle 11; In the present embodiment; Only be provided with a non-return buckle, said non-return buckle is made up of two flange buckles 12 that are symmetrical set, and is provided with gap 13 between two flange buckles;, said location piece is provided with one and is connected to two lugs 21 on the flange buckle.In the present embodiment; Side away from another one flange buckle on said each flange buckle is provided with at least one outer lug 14; Said lug is provided with the groove 22 that installs two flange buckles, and the width of groove is less than the maximum spacing between the outer lug on two flange buckles.Said evagination plays the thickness big 0～1mm of the distance of location card upper surface than lug.In addition, as shown in Figure 6, said groove can be set to opening slot.And as shown in Figure 7, then on architecture basics shown in Figure 6, increase to be provided with at the opening end of said opening slot and be hooked in the trip 23 on the flange buckle.And on said location piece, be provided with the supporting foot 24 that is pressed on the location card.
In addition, the quantity of non-return buckle also can increase as required, and is as shown in Figure 8, and the non-return buckle is provided with three altogether.
Embodiment two:
Shown in Fig. 9 and 10; Side near another one flange buckle on said each flange buckle is provided with at least one internal projection 15; Internal projection on two flange buckles is located at equal height; Said lug inserts in the gap of two flange buckles, and the width of lug is greater than the minimum separable between the internal projection on two flange buckles and smaller or equal to the gap between two flange buckles.Here, said convex plays the thickness big 0～1mm of the distance of location card upper surface than lug.
Embodiment three:
Shown in Figure 11 and 12; On embodiment two basis, do further to change; At least one side is provided with the catching groove 25 of ccontaining respective side flange buckle in the left and right sides of said lug; In the present embodiment then the left and right sides be equipped with catching groove, said lug at the width that the catching groove place is set greater than the minimum separable between the internal projection on two flange buckles and smaller or equal to the gap between two flange buckles.
Here, said location piece is provided with the supporting foot that is pressed on the location card.
In above-mentioned all embodiments, preferred flange buckle Vertical location card is provided with in addition.And lug and location piece are established at grade.Production and assembling are all very simple like this, save time and cost, enhance productivity.
Except that above-mentioned preferred embodiment, the present invention also has other mode of execution, and those skilled in the art can make various changes and distortion according to the present invention, only otherwise break away from spirit of the present invention, all should belong to the defined scope of accompanying claims of the present invention.
Claims (10)
1. expansion valve coil locating structure; Comprise the location card (1) that is fixed on the valve body and be fixed in the location piece (2) on the coil; It is characterized in that: said location card is provided with at least one non-return buckle (11); Said non-return buckle is made up of two the flange buckles (12) that are symmetrical set, and is provided with gap (13) between two flange buckles, and said location piece is provided with one and is connected to two lugs (21) on the flange buckle.
2. a kind of expansion valve coil locating structure according to claim 1; It is characterized in that: the side away from another one flange buckle on said each flange buckle is provided with at least one outer lug (14); Said lug is provided with the groove (22) that installs two flange buckles, and the width of groove is less than the maximum spacing between the outer lug on two flange buckles.
3. a kind of expansion valve coil locating structure according to claim 2 is characterized in that: said groove is an opening slot.
4. a kind of expansion valve coil locating structure according to claim 3 is characterized in that: the opening end of said opening slot is provided with the trip (23) that is hooked on the flange buckle.
5. a kind of expansion valve coil locating structure according to claim 4 is characterized in that: said location piece is provided with the supporting foot (24) that is pressed on the location card.
6. a kind of expansion valve coil locating structure according to claim 1; It is characterized in that: the side near another one flange buckle on said each flange buckle is provided with at least one internal projection (15); Internal projection on two flange buckles is located at equal height; Said lug inserts in the gap of two flange buckles, and the width of lug is greater than the minimum separable between the internal projection on two flange buckles and smaller or equal to the gap between two flange buckles.
7. a kind of expansion valve coil locating structure according to claim 6; It is characterized in that: at least one side is provided with the catching groove (25) of ccontaining respective side flange buckle in the left and right sides of said lug, said lug at the width that the catching groove place is set greater than the minimum separable between the internal projection on two flange buckles and smaller or equal to the gap between two flange buckles.
8. a kind of expansion valve coil locating structure according to claim 7, it is characterized in that: said location piece is provided with the supporting foot that is pressed on the location card.
9. according to the arbitrary described a kind of expansion valve coil locating structure of claim 1 to 8, it is characterized in that: said flange buckle Vertical location card is provided with.
10. according to the arbitrary described a kind of expansion valve coil locating structure of claim 1 to 8, it is characterized in that: said lug and location piece are established at grade.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012100631334A CN102644799A (en) | 2012-03-12 | 2012-03-12 | Positioning structure of expansion valve coil |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012100631334A CN102644799A (en) | 2012-03-12 | 2012-03-12 | Positioning structure of expansion valve coil |
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| Publication Number | Publication Date |
|---|---|
| CN102644799A true CN102644799A (en) | 2012-08-22 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012100631334A Pending CN102644799A (en) | 2012-03-12 | 2012-03-12 | Positioning structure of expansion valve coil |
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| CN (1) | CN102644799A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104969015A (en) * | 2013-06-25 | 2015-10-07 | 浙江盾安禾田金属有限公司 | On-demand micro expansion valve for a refrigeration system |
| CN106225407A (en) * | 2016-07-25 | 2016-12-14 | 青岛海尔股份有限公司 | Refrigerator and article-storage device thereof |
| CN113007927A (en) * | 2019-12-20 | 2021-06-22 | 西门子瑞士有限公司 | Expansion valve |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4070928A (en) * | 1972-02-12 | 1978-01-31 | Daimler-Benz Aktiengesellschaft | Control valve for the working pressure of an automatic change-speed gear |
| CN2891584Y (en) * | 2006-03-02 | 2007-04-18 | 番禺得意精密电子工业有限公司 | Fastener |
| CN101799087A (en) * | 2010-02-09 | 2010-08-11 | 浙江盾安禾田金属有限公司 | Coil connecting structure and electronic expansion valve |
| CN201764064U (en) * | 2010-06-25 | 2011-03-16 | 浙江盾安禾田金属有限公司 | Electronic expansion valve and connection structure between valve body thereof and positioning clamp |
| CN201877329U (en) * | 2010-11-26 | 2011-06-22 | 英业达股份有限公司 | Button structure |
| CN201891910U (en) * | 2010-11-30 | 2011-07-06 | 湖南品川技术发展有限公司 | Positioning structure for electromagnetic valve seal rubber ring |
-
2012
- 2012-03-12 CN CN2012100631334A patent/CN102644799A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4070928A (en) * | 1972-02-12 | 1978-01-31 | Daimler-Benz Aktiengesellschaft | Control valve for the working pressure of an automatic change-speed gear |
| CN2891584Y (en) * | 2006-03-02 | 2007-04-18 | 番禺得意精密电子工业有限公司 | Fastener |
| CN101799087A (en) * | 2010-02-09 | 2010-08-11 | 浙江盾安禾田金属有限公司 | Coil connecting structure and electronic expansion valve |
| CN201764064U (en) * | 2010-06-25 | 2011-03-16 | 浙江盾安禾田金属有限公司 | Electronic expansion valve and connection structure between valve body thereof and positioning clamp |
| CN201877329U (en) * | 2010-11-26 | 2011-06-22 | 英业达股份有限公司 | Button structure |
| CN201891910U (en) * | 2010-11-30 | 2011-07-06 | 湖南品川技术发展有限公司 | Positioning structure for electromagnetic valve seal rubber ring |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104969015A (en) * | 2013-06-25 | 2015-10-07 | 浙江盾安禾田金属有限公司 | On-demand micro expansion valve for a refrigeration system |
| US9714780B2 (en) | 2013-06-25 | 2017-07-25 | Zhejiang Dunan Hetian Metal Co., Ltd. | On-demand micro expansion valve for a refrigeration system |
| CN106225407A (en) * | 2016-07-25 | 2016-12-14 | 青岛海尔股份有限公司 | Refrigerator and article-storage device thereof |
| CN106225407B (en) * | 2016-07-25 | 2019-01-18 | 青岛海尔股份有限公司 | Refrigerator and its article-storage device |
| CN113007927A (en) * | 2019-12-20 | 2021-06-22 | 西门子瑞士有限公司 | Expansion valve |
| CN113007927B (en) * | 2019-12-20 | 2023-08-22 | 西门子瑞士有限公司 | Expansion valve |
| US11885542B2 (en) | 2019-12-20 | 2024-01-30 | Siemens Schweiz Ag | Expansion valve |
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Application publication date: 20120822 |