CN109780301A - A kind of valve coil and expansion valve - Google Patents
A kind of valve coil and expansion valve Download PDFInfo
- Publication number
- CN109780301A CN109780301A CN201711129295.2A CN201711129295A CN109780301A CN 109780301 A CN109780301 A CN 109780301A CN 201711129295 A CN201711129295 A CN 201711129295A CN 109780301 A CN109780301 A CN 109780301A
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- China
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- coil
- fastener
- valve
- interconnecting piece
- stator casing
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Abstract
The invention discloses a kind of valve coil and expansion valves, are related to electronic expansion valve technology field.Including coil body, the terminal being connect with coil body, set on coil body stator casing, be wrapped in stator casing upper insulator, the fastener on insulator, the fastener is located at the end face of insulator, fastener is equipped with the fixed part of interconnecting piece and connection valve body for coil discharge, interconnecting piece is connect with stator casing and conduction, fixed part is staggered with terminal, and interconnecting piece extends in opposite direction with fixed part.Present invention buckle and valve body fixed bit are seated in other than wire locations, it can be avoided the influence of buckle and fixed position opposite end of valve body, so that coil and valve body can either be stably connected with and can work normally, reduce valve body and coil because connect it is improper caused by failure, and since buckle and valve body fixed bit are seated in other than wire locations, structure is simple and is easily installed, and reduces production and installation cost.
Description
Technical field
The present invention relates to electronic expansion valve technology fields, and in particular to a kind of valve coil and expansion valve.
Background technique
Electric expansion valve mainly includes coil and valve body, and coil and valve body are linked together by positioning card fastener.It passes
The coil of electronic expansion valve outer surface magnetic conductive metal shell of system is exposed, so often can because there was dampness in the air etc., reasons cause to corrode, or be stained with
Water and lead to problems such as performance bad.Thus current coil of electronic expansion valve, by the way of resinous thermoplastic's envelope, in coil
One layer of plastic shell is coated on the outside of ontology and magnetic conductive metal shell, to achieve the purpose that waterproof, antirust.Due to the heat of electric expansion valve
Coil overmold is because of appearance covering resin, thus positioning card fastener can not be welded on the magnetic conduction gold of coil body by the way of original
Belong on shell.In one direction, lead effect screw is twisted for existing fastener and the fixed position of valve body and coil lead position
Tightly.
Summary of the invention
In view of the deficiencies of the prior art, the present invention discloses a kind of valve coil and expansion valve, is able to solve fastener and valve
Body fixes position and coil lead position in one direction, the problem of tightening of lead effect screw.
In order to achieve the above object, the present invention is achieved by the following technical programs:
A kind of valve coil, including coil body, the terminal being connect with coil body, outside the stator of coil body
Shell is wrapped in stator casing upper insulator, the fastener on insulator, and the fastener is located at the end face of insulator, card
Fixed part of the fastener equipped with interconnecting piece and connection valve body for coil discharge, interconnecting piece is connect with stator casing and conduction, Gu
Determine portion to be staggered with terminal, interconnecting piece extends in opposite direction with fixed part.
Further, the end face of the insulator is equipped with the riveting column of positioning card fastener, and fastener is equipped with to be cooperated with riveting column
Connecting hole, riveting column connect with connecting hole.For riveting column by hot riveting fixing card fastener, structure is simply easy for installation, riveting column and absolutely
Edge body by integral forming, manufacture easy to produce.
Further, on all side walls of fastener, interconnecting piece is extended the connecting portion from fastener to stator casing
And it is connect with stator casing.The link position and lead of fastener and interconnecting piece can be staggered, reduce fastener and lead it
Between influence each other, the service life of extension coil.
Further, the connecting portion is connect between coil body and terminal and with the side wall of stator casing.It can
Guarantee that stator casing can be grounded and discharge, is easily installed when junction is the side with stator casing, installation can be reduced
Cost.
Further, the encapsulating slot for being fixedly connected with portion, filling in encapsulating slot are equipped between the interconnecting piece and terminal
There is the casting glue of wetting fluid and terminal.On the one hand interconnecting piece and lead wire insulation are separated, is avoided between interconnecting piece and lead
It is powered, on the other hand for interconnecting piece to be supported and fixed, in time without welding jail between interconnecting piece and stator casing
In the case where Gu, interconnecting piece can be also pressed on stator casing, ensure that the stability of coil working.
Further, the connecting portion is on the end face of fastener, interconnecting piece from fastener to stator casing protrusion simultaneously
It is connect with the end face of stator casing.Directly fastener is welded on the end face of coil, is connected firmly convenient for operation.
Further, the interconnecting piece is distributed on fastener along the circumferentially-spaced of fastener.It can be with different location
Stator casing connection guarantees that coil adequately grounded discharges uniformly.
Further, the section of the interconnecting piece is arc.Processing easy to produce.
In addition, the present invention discloses a kind of expansion valve, including coil and valve body, the coil is any of the above-described technical solution institute
The valve coil stated, coil are connect by fixed part with valve body.
Further, the fixed part is equipped with screw, and fixed part is connect by screw with valve body.
The present invention discloses a kind of valve coil and expansion valve, fastener and valve body fixed bit are seated in other than wire locations,
It can be avoided the influence of fastener and the fixed position of valve body to lead, so that coil and valve body can either be stably connected with and can be just
Often work, reduce valve body and coil because connect it is improper caused by failure, and since fastener and valve body fixed bit are seated in and draw
Other than line position, structure is simple and is easily installed, and reduces production and installation cost.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
Some embodiments of invention for those of ordinary skill in the art without creative efforts, can be with
It obtains other drawings based on these drawings.
Fig. 1 is the installation diagram of the embodiment of the present invention；
Fig. 2 is the first installation status diagram of the embodiment of the present invention 1；
Fig. 3 is the second installation status diagram of the embodiment of the present invention 1；
Fig. 4 is the third installation status diagram of the embodiment of the present invention 1；
Fig. 5 is the cross-sectional view of the embodiment of the present invention 1；
Fig. 6 is the cross-sectional view at another visual angle of the embodiment of the present invention 1；
Fig. 7 is the cross-sectional view of the embodiment of the present invention 2；
Fig. 8 is the perspective view of fastener in the embodiment of the present invention 2；
Fig. 9 is the perspective view of fastener in the embodiment of the present invention 3.
1, coil in figure, 101, riveting column, 102, insulator, 103, coil body, 104, stator casing, 105, lead,
106, encapsulating slot, 2, fastener, 201, connecting hole, 202, interconnecting piece, 203, fixed part, 3, valve body.
Specific embodiment
In order to make the object, technical scheme and advantages of the embodiment of the invention clearer, below in conjunction with the embodiment of the present invention
In attached drawing, technical scheme in the embodiment of the invention is clearly and completely described, it is clear that described embodiment is
A part of the embodiment of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, those of ordinary skill in the art
Every other embodiment obtained without making creative work, shall fall within the protection scope of the present invention.
Embodiment 1
As shown in Figures 1 to 6, a kind of valve coil described in the embodiment of the present invention, including coil body 103 and coil sheet
Body 103 connect lead 105, set on coil body 103 stator casing 104, be wrapped in 104 upper insulator 102 of stator casing,
Fastener 2 on insulator 102, fastener 2 are located at the end face of insulator 102, and fastener 2 is equipped with to discharge for coil 1
Interconnecting piece 202 and connection valve body 3 fixed part 203, interconnecting piece 202 connect with stator casing 104 simultaneously conduction, fixed part 203
It is staggered in the circumferential direction of coil body 103 with lead 105, interconnecting piece 202 extends in opposite direction with fixed part 203.
As shown in Figures 2 to 4, the end face of insulator 102 is equipped with the riveting column 101 of positioning card fastener 2, and riveting column 101 can be
With the integrally formed plastic column of insulator 102, the end face of fastener 2 is annular, passes through machining shape on the end face of fastener 2
At the connecting hole 201 cooperated with riveting column 101, riveting column 101 passes through connecting hole 201 and connect with fastener 2.Riveting column 101 passes through rivet hot
Fixing card fastener 2 is connect, structure is simply easy for installation, and riveting column 101 and insulator 102 are integrally formed, and manufacture easy to produce reduces
Production cost and installation cost, improve installation effectiveness.
As shown in Figure 5 to Figure 6, in one embodiment, interconnecting piece 202 is located on all side walls of fastener 2, interconnecting piece
202 weld or are integrally formed with fastener 2, and interconnecting piece 202 extends from fastener 2 to stator casing 104 and and stator casing
104 contact, junction can be located at the end face or side of stator casing 104, to realize interconnecting piece 202 and stator casing
104 contact and conduction guarantees that stator casing 104 can be grounded and discharge, when junction is the side with stator casing 104
It is easily installed, installation cost can be reduced.Fastener 2 is connect by end face with coil 1, then is passed through outside interconnecting piece 202 and stator
Shell 104 connects, and fastener 2 and the link position and lead 105 of interconnecting piece 202 can be staggered, and reduces fastener 2 and lead
Influencing each other between 105, the service life of extension coil 1.Note that interconnecting piece 202 is contacted with stator casing 104, two
Person's welding is more preferable.
As shown in figure 5, being equipped with the encapsulating slot 106 for being fixedly connected with portion 202, encapsulating between interconnecting piece 202 and lead 105
Slot 106 is the existing structure of coil 1, and interconnecting piece 202 is protruded into encapsulating slot 106 and connect with stator casing 104, it is possible to reduce to line
The destruction of 1 existing structure is enclosed, easy to process and use, interconnecting piece 202 welds together with stator casing 104, in encapsulating slot 106
It is also filled with the casting glue of wetting fluid 202 Yu lead 105, on the one hand by interconnecting piece 202 and 105 dielectric separation of lead, is kept away
Exempt to be powered between interconnecting piece 202 and lead 105, on the other hand for interconnecting piece 202 to be supported and fixed, connect in time
In the case where there is no firm welding between portion 202 and stator casing 104, also interconnecting piece 202 can be pressed on stator casing 104
On, it ensure that the stability that coil 1 works.
Embodiment 2
As shown in Figure 7, Figure 8, the present embodiment the difference from embodiment 1 is that, interconnecting piece 202 is located at the end face of fastener 2
On, interconnecting piece 202 and fastener 2 are welded or are integrally formed, and interconnecting piece 202 can be a protrusion, and the section of interconnecting piece 202 is arc
Shape, processing easy to produce.And end face of the interconnecting piece 202 from fastener 2 to 104 protrusion of stator casing and with stator casing 104
It is welded to connect, is directly welded on fastener 2 on the end face of coil 1, be connected firmly convenient for operation.Interconnecting piece 202 is along fastener 2
It is circumferentially-spaced be distributed on fastener 2, can be connect with the stator casing 104 of different location, guarantee coil 1 adequately grounded put
It is electric uniform.
Other non-description schemes are referring to embodiment 1.
Embodiment 3
As shown in figure 9, the present embodiment on the basis of embodiment 2, opens up on end face in fastener 2 and matches with riveting column 101
The connecting hole 201 of conjunction, the fixing card fastener 2 by way of welding or hot riveting guarantee that fastener 2 connects with the secured of coil 1
It connects.
Other non-description schemes are referring to embodiment 2.
Embodiment 4
In addition, invention additionally discloses a kind of expansion valve, including coil 1 and valve body 3, coil 1 are any of the above-described embodiment institute
The valve coil stated, coil 1 are connect by fixed part 203 with valve body 3.Specifically, fixed part 203 passes through screw for fixed part
203 are tightened on valve body 3.
The present invention discloses a kind of valve coil in summary and expansion valve, fastener and valve body fixed bit are seated in lead position
Other than setting, the influence of fastener and the fixed position of valve body to lead can be avoided, so that coil and valve body can either be stably connected with
Can work normally again, reduce valve body and coil because connect it is improper caused by failure, and due to fastener and valve body fixed bit
It is seated in other than wire locations, structure is simple and is easily installed, and reduces production and installation cost.
It should be noted that, in this document, relational terms such as first and second and the like are used merely to a reality
Body or operation are distinguished with another entity or operation, are deposited without necessarily requiring or implying between these entities or operation
In any actual relationship or order or sequence.Moreover, the terms "include", "comprise" or its any other variant are intended to
Non-exclusive inclusion, so that the process, method, article or equipment including a series of elements is not only wanted including those
Element, but also including other elements that are not explicitly listed, or further include for this process, method, article or equipment
Intrinsic element.In the absence of more restrictions, the element limited by sentence "including a ...", it is not excluded that
There is also other identical elements in process, method, article or equipment including the element.
The above embodiments are merely illustrative of the technical solutions of the present invention, rather than its limitations；Although with reference to the foregoing embodiments
Invention is explained in detail, those skilled in the art should understand that: it still can be to aforementioned each implementation
Technical solution documented by example is modified or equivalent replacement of some of the technical features；And these modification or
Replacement, the spirit and scope for technical solution of various embodiments of the present invention that it does not separate the essence of the corresponding technical solution.
Claims (10)
1. a kind of valve coil, including coil body, the terminal being connect with coil body, set on coil body stator casing,
It is wrapped in stator casing upper insulator, the fastener on insulator, it is characterised in that: the fastener is located at insulator
End face, fastener are equipped with the fixed part of interconnecting piece and connection valve body for coil discharge, and interconnecting piece is connect simultaneously with stator casing
Conduction, fixed part are staggered with terminal, and interconnecting piece extends in opposite direction with fixed part.
2. valve coil as described in claim 1, it is characterised in that: the end face of the insulator is equipped with the riveting of positioning card fastener
Column, fastener are equipped with the connecting hole cooperated with riveting column, and riveting column is connect with connecting hole.
3. valve coil as described in claim 1, it is characterised in that: the connecting portion is connected on all side walls of fastener
Portion extends from fastener to stator casing and connect with stator casing.
4. valve coil as claimed in claim 3, it is characterised in that: the connecting portion between coil body and terminal and with
The side wall of stator casing connects.
5. valve coil as claimed in claim 4, it is characterised in that: be equipped between the interconnecting piece and terminal for being fixedly connected
The encapsulating slot in portion, the interior casting glue for being filled with wetting fluid and terminal of encapsulating slot.
6. valve coil as described in claim 1, it is characterised in that: the connecting portion is on the end face of fastener, interconnecting piece
It is connect to stator casing protrusion and from fastener with the end face of stator casing.
7. valve coil as claimed in claim 6, it is characterised in that: the interconnecting piece is distributed in card along the circumferentially-spaced of fastener
On fastener.
8. valve coil as claimed in claim 6, it is characterised in that: the section of the interconnecting piece is arc.
9. a kind of expansion valve, including coil and valve body, it is characterised in that: the coil is any valve of claim 1 to 8
With coil, coil is connect by fixed part with valve body.
10. expansion valve as claimed in claim 9, it is characterised in that: the fixed part is equipped with screw, and fixed part passes through screw and valve
Body connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711129295.2A CN109780301B (en) | 2017-11-15 | 2017-11-15 | Coil and expansion valve for valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711129295.2A CN109780301B (en) | 2017-11-15 | 2017-11-15 | Coil and expansion valve for valve |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109780301A true CN109780301A (en) | 2019-05-21 |
| CN109780301B CN109780301B (en) | 2022-06-17 |
Family
ID=66494129
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711129295.2A Active CN109780301B (en) | 2017-11-15 | 2017-11-15 | Coil and expansion valve for valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109780301B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP4043765A4 (en) * | 2020-12-14 | 2023-08-16 | Guangdong Meizhi Compressor Co., Ltd. | Stator assembly, electronic expansion valve, and refrigeration device |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2832872A1 (en) * | 1978-07-27 | 1980-02-14 | Staiger Steuerungstech | Coil assembly for solenoid valve - has sealing plate forming contact for supply earth wire |
| CN103016821A (en) * | 2011-09-26 | 2013-04-03 | 浙江三花股份有限公司 | Electronic expansion valve |
| CN203670814U (en) * | 2013-10-16 | 2014-06-25 | 浙江新三荣制冷有限公司 | Electronic expansion valve |
| CN203744620U (en) * | 2014-01-15 | 2014-07-30 | 碧茂科技（苏州）有限公司 | Fixing structure between expansion valve body and coil shell |
| 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 |
| CN104565475A (en) * | 2013-10-15 | 2015-04-29 | 浙江盾安人工环境股份有限公司 | Electronic expansion valve |
| CN204300408U (en) * | 2013-11-19 | 2015-04-29 | 浙江盾安禾田金属有限公司 | Electric expansion valve |
| CN104930242A (en) * | 2014-03-20 | 2015-09-23 | 浙江三花股份有限公司 | Electronic expansion valve |
| CN106953496A (en) * | 2016-01-06 | 2017-07-14 | 浙江三花汽车零部件有限公司 | Step motor coil device and electronic valve |
-
2017
- 2017-11-15 CN CN201711129295.2A patent/CN109780301B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2832872A1 (en) * | 1978-07-27 | 1980-02-14 | Staiger Steuerungstech | Coil assembly for solenoid valve - has sealing plate forming contact for supply earth wire |
| CN103016821A (en) * | 2011-09-26 | 2013-04-03 | 浙江三花股份有限公司 | Electronic expansion valve |
| CN104565475A (en) * | 2013-10-15 | 2015-04-29 | 浙江盾安人工环境股份有限公司 | Electronic expansion valve |
| CN203670814U (en) * | 2013-10-16 | 2014-06-25 | 浙江新三荣制冷有限公司 | Electronic expansion valve |
| CN204300408U (en) * | 2013-11-19 | 2015-04-29 | 浙江盾安禾田金属有限公司 | Electric expansion valve |
| CN203744620U (en) * | 2014-01-15 | 2014-07-30 | 碧茂科技（苏州）有限公司 | Fixing structure between expansion valve body and coil shell |
| CN104930242A (en) * | 2014-03-20 | 2015-09-23 | 浙江三花股份有限公司 | Electronic expansion valve |
| 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 |
| CN106953496A (en) * | 2016-01-06 | 2017-07-14 | 浙江三花汽车零部件有限公司 | Step motor coil device and electronic valve |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP4043765A4 (en) * | 2020-12-14 | 2023-08-16 | Guangdong Meizhi Compressor Co., Ltd. | Stator assembly, electronic expansion valve, and refrigeration device |
| US11867439B2 (en) | 2020-12-14 | 2024-01-09 | Guangdong Meizhi Compressor Co., Ltd. | Stator assembly, electronic expansion valve and refrigeration device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109780301B (en) | 2022-06-17 |
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