CN104006164B - A kind of electric expansion valve and its connector assembly - Google Patents
A kind of electric expansion valve and its connector assembly Download PDFInfo
- Publication number
- CN104006164B CN104006164B CN201310063029.XA CN201310063029A CN104006164B CN 104006164 B CN104006164 B CN 104006164B CN 201310063029 A CN201310063029 A CN 201310063029A CN 104006164 B CN104006164 B CN 104006164B
- Authority
- CN
- China
- Prior art keywords
- connector assembly
- contact pin
- insulation sleeve
- terminal
- insulation
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Links
- 238000009413 insulation Methods 0.000 claims abstract description 71
- 238000009434 installation Methods 0.000 claims abstract description 25
- 238000007789 sealing Methods 0.000 claims abstract description 9
- 239000011521 glass Substances 0.000 claims description 24
- 238000001746 injection moulding Methods 0.000 claims description 3
- 238000005245 sintering Methods 0.000 claims description 2
- 238000003466 welding Methods 0.000 description 6
- 238000010586 diagram Methods 0.000 description 5
- 230000000694 effects Effects 0.000 description 5
- 238000000034 method Methods 0.000 description 5
- 239000003507 refrigerant Substances 0.000 description 4
- 238000010438 heat treatment Methods 0.000 description 2
- 238000002347 injection Methods 0.000 description 2
- 239000007924 injection Substances 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 239000007769 metal material Substances 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000008859 change Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 208000002925 dental caries Diseases 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000008014 freezing Effects 0.000 description 1
- 238000007710 freezing Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000000977 initiatory effect Effects 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K1/00—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K31/00—Actuating devices; Operating means; Releasing devices
- F16K31/02—Actuating devices; Operating means; Releasing devices electric; magnetic
- F16K31/04—Actuating devices; Operating means; Releasing devices electric; magnetic using a motor
- F16K31/046—Actuating devices; Operating means; Releasing devices electric; magnetic using a motor with electric means, e.g. electric switches, to control the motor or to control a clutch between the valve and the motor
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B41/00—Fluid-circulation arrangements
- F25B41/30—Expansion means; Dispositions thereof
- F25B41/31—Expansion valves
Abstract
The present invention provides a kind of electric expansion valve and its connector assembly, and the short circuit that the collision between terminal can be avoided to trigger, raising uses reliability.The connector assembly includes the combination hub being connected with the body seal of electric expansion valve and the contact pin for connecting external controls, the shell has the valve pocket for being built-in with motor, the combination hub has the annular seal space connected with the valve pocket, the sealing cavity inner sleeve is equipped with insulation sleeve, the insulation is arranged with the installation position being correspondingly arranged with the terminal of the motor, each installation position insulation gap is set, the insulation sleeve is additionally provided with the connecting hole passed through for the contact pin, one end of the contact pin is connected through the connecting hole with the terminal, the protruding seal cavity of its other end is forming the connection end for connecting external controls.Insulation sleeve of the invention is provided with corresponding installation position for each terminal, so as to each terminal is mutually isolated, it is to avoid contact-impact between terminal and the short circuit that triggers, using more safe and reliable.
Description
Technical field
The present invention relates to valve body interconnection technique field, more particularly to a kind of connector assembly of electric expansion valve.The present invention
Further relate to a kind of electric expansion valve using above-mentioned connector assembly.
Background technology
As the shortcoming of heating power expansion valve is more obvious, existing large-scale freezing unit is increasingly employed electronic expansion
Valve.
Refer to Fig. 1, Fig. 1 is a kind of cross-sectional view of set-up mode of electric expansion valve in the prior art.
Existing electric expansion valve includes shell 01 and lid 02, and lid 02 is spirally connected to the end of shell 01；Outward
Shell 01 is set in hollow structure, and its hollow bulb constitutes valve pocket, and motor 03 is built in valve pocket；Motor 03 connects leaded 04, draws
There is terminal 05, terminal 05 is connected with the suit of contact pin 06, and contact pin 06 is sintered to fix by glass 07 with insulation board 08, absolutely on line 04
Listrium 08 is arranged on the end of metal combination hub 09；Generally, existing electric expansion valve includes four terminals 05, and each terminal
05 it is correspondingly connected have a contact pin 06, four contact pins 06 are separately positioned on the four of square structure angle points.
Because installing space is limited, the spacing between four contact pins 06 only has 4mm or so, and terminal 05 is connected to contact pin 06
One end being sintered to fix, that is to say, that one end of terminal 05 is fixedly installed, the maximum spacing between each terminal 05 also only has 4mm
Left and right；The diameter of terminal 05 is usually 2.7mm or so, then distance is shorter between adjacent two-terminal 05, when the other end of electronics 05
When the lead 04 of connection is mutually tangled, mutually collision is easy between terminals of adjacent 05, and then produces short circuit, influence motor 03
Normally use.
Additionally, existing electric expansion valve parts are more, assembling is connected through a screw thread between lid 02 and shell 01, its
Screw power not enough, there is the risk of refrigerant external leakage.
Therefore, a kind of electric expansion valve and its connector assembly how to be designed, it is to avoid terminal mutually collides the short circuit of initiation, carries
Its connection reliability high, it is ensured that its normal work, is the current technical issues that need to address of those skilled in the art.
The content of the invention
It is an object of the invention to provide a kind of connector assembly of electric expansion valve, the collision between terminal can be avoided from triggering
Short circuit, improve safety in utilization.
It is a further object of the present invention to provide a kind of electric expansion valve with above-mentioned connector assembly, the reliability of its connection
It is higher.
In order to solve the above technical problems, the present invention provides a kind of connector assembly of electric expansion valve, including with electronic expansion
The combination hub and the contact pin for connecting external controls of the body seal connection of valve, the shell have the valve for being built-in with motor
Chamber, the combination hub has the annular seal space connected with the valve pocket, and the sealing cavity inner sleeve is equipped with insulation sleeve, and the insulation is arranged
There is the installation position being correspondingly arranged with the terminal of the motor, each installation position insulation gap is set, and the insulation sleeve is additionally provided with
For the connecting hole that the contact pin is passed through, one end of the contact pin is connected through the connecting hole with the terminal, its other end to
The seal cavity is overhang to form the connection end for connecting external controls.
Connector assembly of the invention is provided with insulation sleeve, and the insulation sleeve is provided with corresponding installation position for each terminal, so that will
Each terminal insulative is isolated, it is to avoid the contact-impact between terminals of adjacent, then electric expansion valve will not occur because of termination contact
Short circuit, is conducive to improving the using effect of electric expansion valve；The connector assembly is directly connected by combination hub with shell, its knot
Structure is more simplified, and it is also more convenient to assemble.
Preferably, the dividing plate being staggered is provided with the insulation sleeve, be divided into for the insulation sleeve some by the dividing plate
The individual installation position.
Preferably, the insulation sleeve is integral type structure by injection moulding.
Preferably, the insulation sleeve directly injection moulding on the combination hub.
Preferably, the inwall of the combination hub has groove, and the insulation is arranged with convex with the groove snap fit
Edge.
Insulation sleeve can be installed on inside combination hub by flange, and the positioning of insulation sleeve is realized using simple structure,
Can also effectively prevent insulation sleeve from being slipped with the inwall of combination hub.
Preferably, the insulation sleeve has for recognizing that each terminal installs the identification elements of order, so as to each terminal
Select correct position to be installed, prevent terminal from installing and be not in the right order, it is to avoid reprocess and reset, error running can also be reduced
Risk, it is ensured that the normal operation of electric expansion valve.
Preferably, each contact pin is connected by glass sintering with the inner wall insulation of the combination hub.
Preferably, the glass blocks the stage casing of the combination hub, and institute is formed respectively with the two ends of the combination hub
State annular seal space and the connecting cavity for being set with the contact pin connection end.
When glass is completely filled between contact pin and combination hub inwall, ensure that between contact pin and contact pin with patch
The formedness insulated between seat；Meanwhile, combination hub is divided into two cavitys, annular seal space and external environment by glass, it can be ensured that valve
The sealing reliability in chamber, it is to avoid refrigerant external leakage, and connecting cavity is protected contact pin, realizes the connection with external controls.
Preferably, the connector assembly also includes being sleeved on the sheath outside the contact pin connection end, the sheath and institute
The inner wall insulation connection of connecting cavity is stated, to improve the security for using.
The present invention also provides a kind of electric expansion valve, including the shell with valve pocket and patches group with the shell is connected
Part, the connector assembly is the connector assembly described in any of the above-described.
Because electric expansion valve of the invention has the connector assembly described in any of the above-described, therefore described in any of the above-described
Technique effect produced by connector assembly is applied to electric expansion valve of the invention, and here is omitted.
Preferably, the combination hub is made of metal material, and the combination hub is welded with the shell and connected.Combination hub with it is outer
Shell can directly be welded and is connected, and the reliability of its connection is higher, reduces the risk of refrigerant external leakage.
Preferably, it is in pre- spacing between the installation site of the weld and the glass of the combination hub and the shell
From.
Heat higher can be produced during due to welding, the heat may produce negative shadow to the intensity of glass and insulating properties
Ring, and the setting of preset distance reduces influence of the welding heating to glass, it is ensured that between contact pin and in contact pin and combination hub
Insulating properties between wall.
Brief description of the drawings
Fig. 1 is a kind of cross-sectional view of set-up mode of electric expansion valve in the prior art；
Fig. 2 is a kind of dimensional structure diagram of the electric expansion valve provided by the present invention in specific embodiment；
Fig. 3 is the partial sectional view of electric expansion valve Facad structure shown in Fig. 2；
Fig. 4 is the close-up schematic view of electric expansion valve head end shown in Fig. 3；
Fig. 5 is the close-up schematic view of part A in Fig. 4；
Fig. 6 is a kind of assembling process schematic diagram of set-up mode of connector assembly provided by the present invention；
Fig. 7 is a kind of dimensional structure diagram of set-up mode of insulation sleeve provided by the present invention；
Fig. 8 is the sectional view of insulation sleeve shown in Fig. 7；
Fig. 9 is the front view of insulation sleeve shown in Fig. 7；
Figure 10 is the top view of insulation sleeve shown in Fig. 7.
Specific embodiment
Core of the invention is to provide a kind of connector assembly of electric expansion valve, can avoid the contact between terminals of adjacent
Collision, it is to avoid be short-circuited.
Another core of the invention is to provide a kind of electric expansion valve with above-mentioned connector assembly, its connection reliability compared with
Height, using safer convenient.
In order that those skilled in the art more fully understand the present invention program, with reference to the accompanying drawings and detailed description
The present invention is described in further detail.
Refer to Fig. 2 and Fig. 3, Fig. 2 is a kind of solid of the electric expansion valve provided by the present invention in specific embodiment
Structural representation；Fig. 3 is the partial sectional view of electric expansion valve Facad structure shown in Fig. 2.
In a kind of specific embodiment, electric expansion valve of the invention include with valve pocket shell 1 and with the phase of shell 1
Connector assembly 2 even, is built-in with motor 3 in the valve pocket of shell 1, motor 3 is connected with terminal 4, terminal 4 by connector assembly 2 with
External controls is connected, and so that external controls is controlled to motor 3, and then realizes the control to whole electric expansion valve.
Shell 1 can be by the way of being welded to connect with connector assembly 2, and the sealing for now connecting preferably, can be avoided
Refrigerant external leakage in valve pocket, its using effect is more preferably；Between shell 1 and connector assembly 2 can also using clamping, riveting or
The modes such as threaded connection.
Refer to Fig. 4 and Fig. 5, Fig. 4 is the close-up schematic view of electric expansion valve head end shown in Fig. 3；Fig. 5 is A in Fig. 4
Partial close-up schematic view.
Connector assembly of the invention 2 includes combination hub 21 and contact pin 22, and one end of combination hub 21 has annular seal space 211, should
Annular seal space 211 is connected with the valve pocket of shell 1, and is set with insulation sleeve 23 in annular seal space 211；Insulation sleeve 23 has and terminal 4 pairs
The installation position 231 that should be set, mutually insulated ground interval setting between each installation position 231；Insulation sleeve 23 also has connecting hole
232, so that one end of contact pin 22 is connected through connecting hole 232 with terminal 4, the protruding annular seal space 211 of the other end of contact pin 22
To form connection end, the connection end is used to be connected with external controls.
Connector assembly 2 is provided with insulation sleeve 23, and insulation sleeve 23 is provided with the installation position 231 of mutually insulated setting, then terminal 4 can
Accordingly it is arranged in each installation position 231, between each terminal 4 being capable of mutually insulated, it is to avoid mutually collided between terminal 4
The short circuit of generation, it is ensured that electric expansion valve is normally used；It is tightly connected between combination hub 21 and shell 1, then by contact pin 22
It is communicated with the outside, its sealing preferably, more simplify by structure.
To realize the fixation of contact pin 22, can in the gap filling glass 24 of contact pin 22, then by glass 24 with patch
Seat 21 is sintered to fix, then contact pin 22 is fixed, and may be used also between each contact pin 22, between contact pin 22 and the inwall of combination hub 21
With by the mutually insulated of glass 24.
Glass 24 can also block the stage casing of combination hub 21, so as to form the He of annular seal space 211 at the two ends of combination hub 21
Be sleeved on contact pin 22 inside it by connecting cavity 212, connecting cavity 212, and for the access of external controls, glass 24 is by annular seal space
211 are isolated from the outside, and realize that the sealing of annular seal space 211 is set.Glass 24 is arranged on that contact pin 22 stretches out from connecting hole 232
End, now, due to glass 24 can by the clearance seal between connecting hole 232 and contact pin 22, so as to by insulation sleeve 23 with it is outside
Isolation, and then ensure the sealing of annular seal space 211.
It should be noted that the stage casing of the combination hub 21 not definitely refers to the position of its middle, so-called stage casing
It refer to the segment distance diffused out to its two ends from the center of combination hub 21.
The insulation and fixation of contact pin 22 can also be realized using other modes, for example, can be installed in the outside of contact pin 22
Fixed cover, the fixed cover is adopted and is made from an insulative material.
Furthermore it is also possible to insulation sleeve 23 it is outside isolating pad is set by way of realize insulation sleeve 23 and outside every
From, or one layer of diaphragm seal can be set in the outside of insulation sleeve 23, so as to insulation sleeve 23 be isolated from the outside, it is also possible to exhausted
At edge set 23 and the joint gap of combination hub 21, the joint gap between connecting hole 232 and contact pin 22 packing matcrial or
Pad, so that insulation sleeve 23 is arranged into a seal assembly, it is ensured that the sealing of annular seal space 211.
As shown in figure 5, connector assembly 2 can be welded by combination hub 21 with shell 1, combination hub 21 can use metal material
Material is made, and is welded on shell 1 with its end.The connected mode of welding is relatively stablized, and the reliability of its connection is higher.
At the same time, preset distance H should be kept between the set location of the position of welding and glass 24, in case welding is produced
Heat the performance of glass 24 is impacted, and then reduce glass 24 insulating properties and intensity.Due to glass 24 and combination hub
21 weld port is not in same plane, and influence of both distances in the horizontal direction to glass 24 is smaller, therefore described pre-
Set a distance H is primarily referred to as both distances on the axial direction of combination hub 21；The preset distance H generally should be greater than 2mm so that patch
The negative effect that seat 21 generates heat to the intensity and insulating properties of glass 24 with the weld of shell 1 away from glass 24, reduction welding；When
So, preset distance H can also specifically be adjusted according to the specification of combination hub 21.
Fig. 6-Figure 10 is refer to, Fig. 6 is a kind of assembling process schematic diagram of set-up mode of connector assembly provided by the present invention；
Fig. 7 is a kind of dimensional structure diagram of set-up mode of insulation sleeve provided by the present invention；Fig. 8 is the section view of insulation sleeve shown in Fig. 7
Figure；Fig. 9 is the front view of insulation sleeve shown in Fig. 7；Figure 10 is the top view of insulation sleeve shown in Fig. 7.
Insulation sleeve 23 can set dividing plate 233, be staggered between each dividing plate 233, so that insulation sleeve 23 is separated into
Several installation positions 231；Installation position 231 is correspondingly arranged with terminal 4, generally, terminal 4 be 4, at this point it is possible to set two every
Plate 233, is then staggered to form 4 installation positions 231 by two dividing plates 233 are angled；Corresponding, insulation sleeve 23 can be with
4 connecting holes 232 are set, and as shown in figs. 6 and 10, each connecting hole 232 can be with symmetrical；Certainly, dividing plate 233 can also that
This is separated from each other setting, and the number and installation site of terminal 4 can also be adjusted as needed；Dividing plate 233 can be with removable
It is connected to unloading in insulation sleeve 23, to change as needed or adjustment position, such as dividing plate 233 could be arranged to mutually interconnect
The plate for connecing, each plate can be mutually inserted and separate, and then realize the conversion and the replacing of plate of position between plate.
Obviously, it is only one kind in the set-up mode of installation position 231 to be staggered using dividing plate 233, can also set mutually isolated set
Cylinder is forming installation position 231, or snap ring, the mutual clamping of each snap ring and insulation can be set in insulation sleeve 23, to be formed
Installation position 231.
Insulation sleeve 23 is various with the connected mode of combination hub 21, can set groove 213 in the inwall of combination hub 21, then
Flange 234 is set in the outer wall of insulation sleeve 23, flange 234 is adaptedly snapped in groove 213, realizes both fixing connections；It is convex
Edge 234 can be pressed together in groove 213, and the reliability of its connection is higher, and the effect of anti-disengagement is preferable；Can also be by insulation sleeve 23
Using the connected mode of riveting between combination hub 21, or will be adhesively fixed between insulation sleeve 23 and combination hub 21, also or will
The spiral of insulation sleeve 23 is connected on the inwall of combination hub 21.
Insulation sleeve 23 can be integrally formed by the way of injection.
In addition, insulation sleeve 23 can also be directly molded by way of injection on combination hub 21, that is to say, that will patch
Seat 211 is put into mould and is molded, and so as to form the insulation sleeve 23 with dividing plate 233 on combination hub 21, this structure can be with
Fix both more firm.
Connector assembly 2 can also include sheath 25, and sheath 25 is sleeved on outside the connection end of contact pin 22, and and connecting cavity
212 inner wall insulation connection.Sheath 25 can be protected contact pin 22, to ensure the insulating properties of contact pin 22 and combination hub 21,
And sheath 25 can be equipped with the incoming end of external controls, so as to external controls access sheath 25 in, and then with insert
The grafting of pin 22, it is possible to achieve the insulation between external controls and combination hub 21, the security that raising is used.
Additionally, insulation sleeve 23 can set identification elements 235, identification elements 235 is capable of identify that the installation order of terminal 4, with true
Protect terminal 4 mutually accordingly to be installed with installation position 231, it is ensured that the accuracy of installation, prevent the inserting mistake of terminal 4.
Electric expansion valve provided by the present invention and its connector assembly are described in detail above.It is used herein
Specific case is set forth to principle of the invention and implementation method, and the explanation of above example is only intended to help and understands this
The core concept of invention.It should be pointed out that for those skilled in the art, not departing from the principle of the invention
Under the premise of, some improvement and modification can also be carried out to the present invention, these are improved and modification also falls into the claims in the present invention
In protection domain.
Claims (6)
1. a kind of connector assembly of electric expansion valve, including the combination hub that is connected with the body seal of electric expansion valve and for even
The contact pin of external controls is connect, the shell has the valve pocket for being built-in with motor, it is characterised in that
The combination hub has the annular seal space connected with the valve pocket, and the sealing cavity inner sleeve is equipped with insulation sleeve, the insulation sleeve
The installation position being correspondingly arranged with the terminal of the motor is provided with, each installation position insulation gap is set, and the insulation sleeve also sets
The one end for having the connecting hole passed through for the contact pin, the contact pin is connected through the connecting hole with the terminal, its other end
The protruding seal cavity is forming the connection end for connecting external controls；
The dividing plate being staggered is provided with the insulation sleeve, the insulation sleeve is divided into several installations by the dividing plate
Position；The insulation sleeve is integral type structure by injection moulding；The inwall of the combination hub has groove, and the insulation is arranged with
With the flange of the groove snap fit.
2. connector assembly as claimed in claim 1, it is characterised in that the insulation sleeve has for recognizing each terminal peace
Fill the identification elements of order.
3. connector assembly as claimed in claim 1 or 2, it is characterised in that each contact pin is connect by glass sintering with described
The inner wall insulation of socket is connected.
4. connector assembly as claimed in claim 3, it is characterised in that the glass blocks the stage casing of the combination hub, with
The annular seal space and connecting cavity for being set with the contact pin connection end are formed respectively at the two ends of the combination hub.
5. connector assembly as claimed in claim 4, it is characterised in that the connector assembly is additionally provided with and is sleeved on the contact pin
Sheath outside connection end, the sheath is connected with the inner wall insulation of the connecting cavity.
6. a kind of electric expansion valve, including the shell with valve pocket and the connector assembly being connected with the shell, it is characterised in that
The connector assembly is the connector assembly described in above-mentioned any one of 1-5.
Priority Applications (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310063029.XA CN104006164B (en) | 2013-02-27 | 2013-02-27 | A kind of electric expansion valve and its connector assembly |
| US14/767,682 US9689504B2 (en) | 2013-02-27 | 2014-02-21 | Electronic expansion valve and connection assembly therefor |
| PCT/CN2014/072357 WO2014131340A1 (en) | 2013-02-27 | 2014-02-21 | Electronic expansion valve and connection assembly therefor |
| EP14756803.4A EP2963321B1 (en) | 2013-02-27 | 2014-02-21 | Electronic expansion valve and connection assembly therefor |
| JP2015558338A JP6142369B2 (en) | 2013-02-27 | 2014-02-21 | Electronic expansion valve and connecting assembly therefor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310063029.XA CN104006164B (en) | 2013-02-27 | 2013-02-27 | A kind of electric expansion valve and its connector assembly |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104006164A CN104006164A (en) | 2014-08-27 |
| CN104006164B true CN104006164B (en) | 2017-06-30 |
Family
ID=51366972
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310063029.XA Active CN104006164B (en) | 2013-02-27 | 2013-02-27 | A kind of electric expansion valve and its connector assembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104006164B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111219518B (en) * | 2018-11-27 | 2022-03-08 | 浙江盾安禾田金属有限公司 | Electronic expansion valve |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3551191A (en) * | 1967-10-17 | 1970-12-29 | Westinghouse Electric Corp | Hermetic compressor terminal coating |
| US3721948A (en) * | 1972-03-02 | 1973-03-20 | Gen Electric | Terminal assembly |
| CN102853596A (en) * | 2011-06-27 | 2013-01-02 | 浙江三花股份有限公司 | Electronic expansion valve |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6555754B2 (en) * | 2001-01-18 | 2003-04-29 | Walbro Corporation | Automotive fuel tank electrical fitting |
| EP2502010A1 (en) * | 2009-11-18 | 2012-09-26 | Parker-Hannifin Corporation | Electric expansion valve |
-
2013
- 2013-02-27 CN CN201310063029.XA patent/CN104006164B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3551191A (en) * | 1967-10-17 | 1970-12-29 | Westinghouse Electric Corp | Hermetic compressor terminal coating |
| US3721948A (en) * | 1972-03-02 | 1973-03-20 | Gen Electric | Terminal assembly |
| CN102853596A (en) * | 2011-06-27 | 2013-01-02 | 浙江三花股份有限公司 | Electronic expansion valve |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104006164A (en) | 2014-08-27 |
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Effective date of registration: 20170120 Address after: 312500 Zhejiang city of Shaoxing province Xinchang County Chengguan town of Liquan Applicant after: ZHEJIANG SANHUA CLIMATE AND APPLIANCE CONTROLS GROUP Co.,Ltd. Address before: 312500 Xinchang, Zhejiang province Qixing street under the village of Liquan Applicant before: ZHEJIANG SANHUA Co.,Ltd. |
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Effective date of registration: 20231026 Address after: 312500 Daming new area, Zhejiang Xinchang Economic Development Zone, Xinchang County, Shaoxing City, Zhejiang Province Patentee after: Zhejiang Sanhua Commercial Refrigeration Co.,Ltd. Address before: Xia Li Quan, Chengguan Town, Xinchang County, Shaoxing City, Zhejiang Province Patentee before: ZHEJIANG SANHUA CLIMATE AND APPLIANCE CONTROLS GROUP Co.,Ltd. |
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