CN103867773B - Motor-operated control valve - Google Patents
Motor-operated control valve Download PDFInfo
- Publication number
- CN103867773B CN103867773B CN201210595345.7A CN201210595345A CN103867773B CN 103867773 B CN103867773 B CN 103867773B CN 201210595345 A CN201210595345 A CN 201210595345A CN 103867773 B CN103867773 B CN 103867773B
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- Prior art keywords
- protective case
- motor
- operated control
- control valve
- valve
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Classifications
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- 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
- F16K27/00—Construction of housing; Use of materials therefor
- F16K27/12—Covers for housings
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- 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
- F16K31/06—Actuating devices; Operating means; Releasing devices electric; magnetic using a magnet, e.g. diaphragm valves, cutting off by means of a liquid
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Electrically Driven Valve-Operating Means (AREA)
- Valve Housings (AREA)
Abstract
The invention discloses a kind of motor-operated control valves; including valve part and coil component; the valve part include valve body and be welded and fixed and be connected to the valve body valve inner and outside take over; it is characterized in that; the motor-operated control valve further includes protective device, and the valve body and the binding site taken over are enclosed in interior by the protective device.By the way that protective device is arranged, the binding site by valve body and between taking over can play a good protective effect to welding position between the two in being enclosed in.Protective case can also increase first connecting portion and mounting portion, be provided simultaneously with defencive function, fixed function and installation function, can save valve body in the prior art and coil fixing device and installing component, while manufacturing cost can be greatly reduced again.
Description
Technical field
It is the present invention relates to refrigeration technology field, more particularly to a kind of to be used to switch runner for refrigeration system or adjust flow
Motor-operated control valve.
Background technology
With the development of science and technology, social progress and people's living standards continue to improve, the household electrical appliance such as air-conditioning, refrigerator
Application be almost to spread all over the various aspects of production and life.
Currently, in air-conditioning, refrigerator and other refrigeration systems, the application of motor-operated control valve is more universal.Electronic control
Valve is generally made of valve part and coil component two large divisions, and the electromagnetic force that electromagnetic coil energization generates mainly is utilized to drive
The spool of valve part either switching of the other action components movement to realize control valve port opening or runner the purpose of.
In the prior art, valve part is made of valve body and several take over, wherein is generally included inside valve part
The component moved in response to the electromagnetic force that electromagnetic coil generates, such as dynamic iron core (up and down motion) or magnet rotor (rotary motion)
Deng ultimately forming and control (such as electric expansion valve, solenoid valve) or to the flow path switchings of different outlets (such as electricity to the aperture of valve port
Dynamic switching valve), according to the needs of system and the difference of use occasion, this kind of motor-operated control valve often have there are one import, with
And at least one outlet.When the motor-operated control valve is used to throttle, generally use one outlet, so as to precisely control
The aperture of the outlet；When for flow path handoff functionality, the multiple outlets of generally use, to the need to these outlets according to system
Realize closing or conducting.Wherein the inside and outside of valve body is usually connected to by taking over, and is taken over then by the way of welding
It is fixed on valve body.
But the motor-operated control valve of this structure, the welding position taken between valve body are typically exposed to outside, this
Sample is when by motor-operated control valve application in refrigeration systems, due to the use of the influence of environment, especially in poor building ring
When in border, it is easy that welding position is caused to corrode, to influence the reliability of product.
In addition, the connection of valve part and coil component is also tended to, using respectively, setting is adaptable on valve part determines
Then position component realizes being relatively fixed for valve part and coil component by the cooperation between two positioning elements.However,
Above-mentioned positioning element is generally also to be fixed on valve part and coil component by the way of welding, also results in weld part
Position is also exposed to outside, and there are defects described above.
Therefore, how to improve prior art drawbacks described above present in, external environment can be effectively prevent by providing one kind
Welding position to valve body and between taking over causes to corrode, and is that those skilled in the art urgently solve to improve product reliability
Certainly the technical issues of.
Invention content
In view of the foregoing drawbacks, present invention solves the technical problem that being, a kind of motor-operated control valve is provided, to solve existing skill
The technical issues of valve body of motor-operated control valve and the welding position between taking over are subject to weather in art.For this purpose, the present invention uses
Following technical scheme：
Motor-operated control valve, including valve part and coil component, the valve part include valve body and with the valve body
It is welded and fixed and is connected to the valve inner and external and take over, which is characterized in that the motor-operated control valve further includes protection dress
It sets, the valve body and the binding site taken over are enclosed in interior by the protective device.By the way that protective device is arranged, by valve body
With take between binding site be enclosed in, can play a good protective effect to welding position between the two.
As a preferred option, the protective device is the tubular with bottom or discoid protective case, and bottom is flat
Offered on face for it is described take over across channel part, the circumferential wall of tubular or discoid protective case surrounds to form accommodating chamber.
Due to valve part generally use cylindrical shape, takes over from its bottom and stretch out, using tubular or discoid protective case, cylinder
The circumferential wall of shape or discoid protective case is surrounded the accommodating chamber to be formed and can be more closely bonded with valve body；Setting for take over across
Channel part, can also fit closely with taking over, enter in protective case to prevent or reduce corrosive liquid or gas.
Optionally, the radical taken over is no less than 2, opening and the arrangement position phase taken over of the channel part
It adapts to.When motor-operated control valve switches for flow path, often with 2 or 2 or more outlets, accordingly, it may have 2 or
2 or more take over, at this moment, the arrangement position that the opening of channel part is set as and takes over is adapted, can make protective case with
It keeps more closely being bonded between more piece-root grafting pipes, to improve the technique effect of protective case generation.
Preferably, the protective case along the direction of the channel part also there is extension, the extension to lead to described
Road portion is coaxially disposed, and the channel part is extended to the external of the protective case.In order to further enhance the skill of the present invention
Extension is arranged in channel part in art effect again, encirclement can be more closely will take over using extension in this way, to be more advantageous to
Prevent the erosion of corrosive liquids or gas to welding position.
Preferably, the protective device is plastic material by injection molding, and the motor-operated control valve includes an import
It takes over and 3 discharge connections；Channel part includes for making circular first passage portion that entrance sleeve passes through, keeping discharge connection logical
The second channel portion crossed, the shape in second channel portion are adapted with the discharge connection.It, can be with using plastic material injection molding
The protective case shape being adapted therewith according to different motor-operated control valve types and model, design；Especially motor-operated control valve packet
When including an entrance sleeve and 3 discharge connections, entrance sleeve can be directed to and corresponding channel part is respectively set in discharge connection,
To realize more preferably protecting effect.
As the further extension of technical solution of the present invention, the protective device also has a first connecting portion, and described first
Interconnecting piece is used to be attached fixation with the second connecting portion being arranged on the coil component.Protective device is provided in the present invention
On the basis of, the fixing device of valve body in the prior art and coil can also be canceled, first is directly arranged on the protection device
Interconnecting piece, the second connecting portion being arranged corresponding on coil component carry out cooperation fixation, it is possible to reduce pad is to reduce corrosion
Possibility, while again can be cost-effective.
Preferably, the first connecting portion is more than two, first connecting portion and the protective case integrated injection molding, and
End edge in the protective case is set.Integrated injection molding is conducive to the processing of first connecting portion, while setting is being protected
The end edge of set is more advantageous to be coordinated with the second connecting portion on coil component；Connect in addition, multiple first are arranged simultaneously
Socket part is conducive to use different setting angles between coil component and valve body, is more advantageous to the matching of operating position.
Preferably, the first connecting portion is specially the protruding portion of protective case end edge, and the second connecting portion is institute
The positioning region on coil component is stated, the positioning region is fixed by crimping deformation with protruding portion cooperation.As specific reality
Mode is applied, it is simple in structure in such a way that crimping deformation is fixed, it is easy to use.
As another extension of technical solution of the present invention, the protective device is further provided with mounting portion, and mounting portion is set
It sets at the outwardly extending position of lateral wall of the protective case, mounting portion is substantially plate-like, offers at least one installation thereon
Hole, the mounting portion are used for the installation of the motor-operated control valve in refrigeration systems.
Preferably, the mounting portion and the protective case integrated injection molding, the side of the mounting portion and the protective case
At least one reinforcing rib is additionally provided between wall.In this structure, protective case has the function of installation simultaneously, can also may be selected
Ground using first connecting portion come realize with the fixed function of coil, in this way, protective case can be provided simultaneously with integrated injection molding
Defencive function, fixed function and installation function can save valve body in the prior art and coil fixing device and mounting portion
Part, while manufacturing cost can be greatly reduced again.
Description of the drawings
Fig. 1 is the motor-operated control valve schematic diagram of first embodiment of the invention；
Fig. 2 is the A-A of Fig. 1 to section view；
Fig. 3 is the motor-operated control valve schematic diagram of second embodiment of the invention；
Fig. 4 is the motor-operated control valve schematic diagram of third embodiment of the invention；
Fig. 5 is the protective case structural schematic diagram of third embodiment；
Fig. 6 is the motor-operated control valve schematic diagram of four embodiment of the invention.
Specific implementation mode
Below in conjunction with the accompanying drawings, the embodiment that the present invention will be described in detail.
First embodiment：
Fig. 1, Fig. 2 are please referred to, Fig. 1 is the motor-operated control valve schematic diagram of first embodiment of the invention, and Fig. 2 is the A-A of Fig. 1
To section view.Motor-operated control valve 1 includes valve part 11 and coil component 12, and valve part 11 then by valve body 111 and is taken over
Composition.In the present embodiment, motor-operated control valve 1 is used for the switching of refrigerant flow path, and there are one imports and three to export for tool,
Wherein, it is welded with entrance sleeve 112 in import, discharge connection 114/115/116 is respectively welded in three outlets.
The fixed form that prior art generally use can be used in valve part 11 and coil component 12 carries out relative position
Fixed, present embodiment is not construed as limiting this.
In the present embodiment, motor-operated control valve 1 further includes protective device, and specifically, which, which is one, has
The protective case 113 of the tubular of bottom, 113 generally cylindrical in shape of protective case or disc-shaped structure, circumferential wall 1133 are surrounded to be formed and be accommodated
Chamber 1131, and there is bottom 1132.Offer channel part 1134 in bottom plane, the opening shape of channel part 1134 with take over
Arrangement position be adapted.In the present embodiment, motor-operated control valve 1 is arranged with an entrance sleeve 112 and 3 in isosceles triangle
The discharge connection 114/115/116 of row, wherein the spacing between three discharge connections is smaller, and entrance sleeve and three outlets
It the distance between takes over then slightly remote.Therefore, correspondingly, channel part 1134 is also classified into two parts, first passage portion
1134a is in circle hole shape, and internal diameter is identical or slightly smaller with the outer diameter of entrance sleeve 112 or coordinates in transition, metal when assembling in this way
The entrance sleeve 112 of system can be fitted closely with first passage portion 1134a, to enhance the protecting effect of protective case 113.Separately
Outside, further include second channel portion 1134b, since the spacing between three discharge connections 114/115/116 is smaller, can be with
Second channel portion 1134b settings is integral, a slotted hole substantially in " ∧ " shape is formed, the shape of slotted hole goes out with three
The spread geometry that mouth is taken over is adapted.Motor-operated control valve sheet is utilized in the setting method in this first passage portion and second channel portion
More preferably protecting effect may be implemented in the joint pipe structure of body.
When assembly, protective case 113 is packed into along valve part 111 from lower section shown in FIG. 1, by three discharge connections
114/115/116 stretches into second channel portion 1134b, while entrance sleeve 112 being stretched into first passage portion 1134a, and will
Protective case 113 be up pushed into its bottom 1132 inner plane contacted with valve body 111 until.Meanwhile the internal diameter of accommodating chamber 1131 is set
It is set to and is adapted with the outer diameter of valve body 111.Protective case 113 can be firmly attached on valve part 11 in this way, without
Fixing device is separately set to be fixed.It, can also be after assembly be completed, by three in order to ensure protective case will not fall off
Root discharge connection 114/115/116 is dialled outward slightly, the angle for keeping its outward bending smaller, the fixed effect of such protective case 113
Fruit can be more preferable.
Protective case 113 preferably uses plastic material integrated injection molding, specifically can according to the model of motor-operated control valve and
Size determines that this forming method is simple, cost is relatively low.Good insulating effect can be played again using plastics simultaneously.
In this way, after fit on protective case 113, valve body 111 and entrance sleeve 112 and discharge connection 114/115/116
Between binding site be just placed within protective case 113, i.e., in the binding site is enclosed in by protective case 113.And due to protecting
Sheath 113 and valve body 111 and be to be fitted close between taking over, can be effectively prevented or reduce in this way motor-operated control valve work
Binding site between making the erosion valve body 111 of the exterior materials in environment and taking over.Due to usual motor-operated control valve valve body with
It is fixed using welding manner between taking over, then protective case 113 can protect solder joint or weld seam not to weather well, make close
Sealing property is relatively reliable.In addition, the bottom due to protective case 113 has certain thickness, take over when by outer force effect, reveals
Part outside for protective case may stress deformation, but take over the welding position of valve body be then protected the protection of set without
Meeting stress deformation, to keep these pads of valve relatively reliable.
Certainly, the protective case 113 that present embodiment provides is not only applicable to valve body and takes over the occasion being welded and fixed, by
In binding site between the two is enclosed in by protective case 113, therefore suitable for valve body and the arbitrary fixed form taken over.
In addition, the number of motor-operated control valve discharge connection can be set according to the actual needs of refrigeration system, this
Embodiment is to be illustrated by taking the motor-operated control valve of three outlets as an example, and those skilled in the art are opened based on the present invention's
Show, equally the present invention can be applied in the motor-operated control valve of different discharge connection radicals, need to only change second channel at this time
The shape of portion 1134b is allowed to that take over radical and arrangement mode is suitble to can be realized.
Second embodiment：
Below in conjunction with the accompanying drawings 3, illustrate second embodiment of the present invention.
Second embodiment is the improvements introduced in first embodiment, and the motor-operated control valve still exported with three is
Example illustrates, enlightenment of the those skilled in the art based on the present invention, equally can present embodiment be applied to different outlets
In the motor-operated control valve of take over radical.It is only just different also, for being repeated no more with same section in above-mentioned first embodiment
Place illustrates.
Please refer to Fig. 3.Fig. 3 is the motor-operated control valve schematic diagram of second embodiment of the invention.
113 generally cylindrical in shape structure of protective case, the encirclement of circumferential wall 1133 forms accommodating chamber 1131, and has bottom 1132.
Channel part 1134 is offered in bottom plane, the opening shape of channel part 1134 and the arrangement position taken over are adapted.Meanwhile
Protective case 113 is additionally provided with extension 1135 in the direction along channel part 1134.In the present embodiment, motor-operated control valve 1
With an entrance sleeve 112 and 3 in the discharge connections 114/115/116 of isosceles triangle arrangement, wherein three discharge connections it
Between spacing it is smaller, and the distance between entrance sleeve and three discharge connections are then slightly remote.Therefore, correspondingly, lead to
Road portion 1134 is also classified into two parts, and first passage portion 1134a is in circle hole shape, and internal diameter is identical as the outer diameter of entrance sleeve 112
Or it is slightly smaller, metal entrance sleeve 112 can be fitted closely with first passage portion 1134a when assembling in this way, to enhance
The protecting effect of protective case 113.In addition, further include second channel portion 1134b, due to three discharge connections 114/115/116 it
Between spacing it is smaller, therefore, second channel portion 1134b can be arranged it is integral, formed substantially be in " ∧ " shape a flute profile
Hole, the shape of slotted hole and the spread geometry of three discharge connections are adapted.
Extension 1135 extends downwardly (upper and lower, left and right of the present invention along first passage portion 1134a and 1134b
The equal nouns of locality, are to be described for position shown in attached drawing, can not be interpreted as the specific limit to the scope of the present invention
System), position is set as being coaxially disposed with channel part, and such first passage portion 1134a and second channel portion 1134b just run through whole
A extension makes channel part extend to the external of protective case 113.Compared with first embodiment, first passage portion 1134a and
The length of two channel part 1134b, convenient for take over it is closer contact, be also better able to be effectively protected and take over and valve body
Welding position.
Certainly, the shape of extension 1135 is not limited to above structure, can also be directly downward in the bottom surface of protective case 113
Whole extension is set, and first passage 1134a and second channel portion 1134b also extend through extension.Only protective case 113 is adopted
With injection molding, can be saved using first passage portion 1134a and second channel portion the 1134b structure extended separately down
The use of plastic material reduces manufacturing cost.
When the protective case 113 that present embodiment provides being assembled on motor-operated control valve in this way, due to being provided with extension
1135 so that three discharge connections 114/115/116 and the contact of protective case 113 are closer, while making fixed and protection
Effect is more preferable.
It is identical with first embodiment, present embodiment provide protective case 113 can equally protect well solder joint or
Weld seam does not weather, and keeps sealing performance relatively reliable, and the protective case 113 that second embodiment provides is equally applicable to valve body
With the arbitrary fixed form taken over.
Third embodiment：
With reference to Fig. 4, Fig. 5, illustrate third embodiment of the present invention.
Third embodiment is advanced optimized to second embodiment.As shown in Figure 4, Figure 5, Fig. 4 is the present invention the
The motor-operated control valve schematic diagram of three embodiments, Fig. 5 are the protective case structural schematic diagrams of third embodiment.
Certainly, identical optimization can be equally carried out on the basis of first embodiment, to obtain new technical solution.
Unlike second embodiment, protective case 113 is additionally provided with first connecting portion, first connecting portion setting with
On the opposite other end in 113 bottom surface 1132 of protective case, and radially stretch out the end edge of protective case 113.First connecting portion
Specifically one carry recess portion 1136 protruding portion 117, the first connecting portion equally with protective case 113 using integrated injection molding at
Type.
It corresponds, second is provided on the lower face (i.e. close to the end face of 113 side of protective case) of coil component 12
Interconnecting piece, second connecting portion are one and are fixed on coil lower face and metal crimping positioning region 121 outstanding, size and recess portion
1136 are adapted, and when seated, can be packed into protective case 113, and position, then by 12 sets of loading valve bodies 111 of coil component
Periphery, so that positioning region 121 is located in recess portion 1137, then metal crimping pressed towards applying external force in terms of coil axis
It connects, makes its deformation, thus by the cooperation of first connecting portion and second connecting portion, coil component 12 has been fixed on valve body
111 periphery.
The number of first connecting portion is preferably three, and is evenly distributed in the end edge of protective case.Equally, coil part
Also second connecting portion is arranged in corresponding position in part, to realize cooperation.Multiple first connecting portions are set simultaneously, coil can be made
Component is having different installation sites it can be selected that reach best operating position from valve part along radial；Exist simultaneously
The narrow occasion of some installation spaces can adjust the lead extraction location of coil component, to be conducive to install.
In actual use, can location structure (not shown) be set in the periphery of valve part, to ensure coil
It is sleeved on best operational position when valve body periphery, for example the periphery of valve body is set as step-like, thus makes valve body and line
Circle determines relative position, and the second connecting portion in first connecting portion and coil component on protective case is then recycled to be matched
It closes, coil opposite valve body on best operational position is made to be kept fixed.
In present embodiment, first connecting portion is directly set on the protection device, be arranged corresponding on coil component
Two interconnecting pieces carry out cooperation fixation, can thus cancel the fixing device of valve body in the prior art and coil, can subtract
Lack pad to reduce the possibility of corrosion, while again can be cost-effective.
Certainly, present embodiment has been merely given as a kind of specific first connecting portion and second connecting portion structure, should refer to
Go out, under the inspiration of this hair embodiment, those skilled in the art can also be to the specific of first connecting portion and second connecting portion
Structure makes a variety of equivalent or similar transformation, these transformation and should also be as belonging to the scope of protection of the present invention.
4th embodiment：
With reference to Fig. 6, illustrate the 4th embodiment of the present invention.Fig. 6 is the electronic control of four embodiment of the invention
Valve schematic diagram processed.
4th embodiment is advanced optimized to third embodiment, is provided with as shown in fig. 6, protective case 113 removes
Except first connecting portion 117, it is additionally provided with mounting portion 118, mounting portion 118 is substantially plate-like, offers at least one peace thereon
Hole 119 is filled, in this way, when motor-operated control valve needs to install in systems, directly by mounting portion 118 can install solid
It is fixed.
Equally, as preferred mode, mounting portion 118 equally uses integrated injection molding with protective case 113, in order to enhance
Reinforcing rib 120 can also be arranged in the intensity of mounting portion 118, and such mounting portion 118 is just not easily broken, and can be born relatively
Big fixed force.
The specific location of mounting portion 118 is arranged at the outwardly extending position of lateral wall of tubular protective case 113, in order not to
First connecting portion 117 interferes, and can evenly distributedly set three first connecting portions 117 and a mounting portion 118 successively
The edge in 113 end face of protective case is set, three first connecting portions 117 is such as made to be substantially evenly distributed in a mounting portion 118
Circumferencial direction.
The protective case 113 that present embodiment provides has been provided simultaneously with defencive function, fixed work(by integrated injection molding
Energy and installation function, can save valve body in the prior art and coil fixing device and additional installing component structure, no
But easily manufactured, installation is simple, while manufacturing cost can be greatly reduced again.
It should be pointed out that above-mentioned 4th embodiment is the improvement in third embodiment, in practical application, also
Various combinations can be carried out to above-mentioned four kinds of embodiments, to obtain different technical solutions.Such as directly first or
In two embodiments, increase mounting portion etc..In addition, embodiments of the present invention are all made of the motor-operated control valve that one into three goes out is
Example, based on the enlightenment of the present invention, those skilled in the art can also be applied to all types of electronic in the art
Control valve.
The foregoing is merely the preferred embodiment of the present invention, are not intended to limit the scope of the present invention..It is any
All any modification, equivalent and improvement made by within the spirit and principles in the present invention etc. should be included in the power of the present invention
Within the scope of profit is claimed.
Claims (11)
1. motor-operated control valve, including valve part and coil component, the valve part includes valve body and is welded with the valve body
It connecing fixation and is connected to the valve inner and external and take over, which is characterized in that the motor-operated control valve further includes protective device,
In the valve body and the binding site taken over are enclosed in by the protective device, the protective device includes protective case, should
The inner plane of the bottom of protective case and the valve body contact, the protective case includes accommodating chamber, the internal diameter of the accommodating chamber and institute
The outer diameter for stating valve body is adapted, and the protective case is plastic material.
2. motor-operated control valve as described in claim 1, which is characterized in that the protective case is tubular or discoid, the guarantor
Sheath has bottom, offer in the protective case bottom plane for it is described take over across channel part, the protective case
Circumferential wall surrounds to form accommodating chamber.
3. motor-operated control valve as claimed in claim 2, which is characterized in that the radical taken over is no less than 2, the channel
The opening in portion is adapted with the arrangement position taken over.
4. motor-operated control valve as claimed in claim 2, which is characterized in that the protective case along the channel part direction also
With extension, the extension is coaxially disposed with the channel part, and makes the channel part to the outside of the protective case
Extend.
5. motor-operated control valve as claimed in claim 3, which is characterized in that the protective case along the channel part direction also
With extension, the extension is coaxially disposed with the channel part, and makes the channel part to the outside of the protective case
Extend.
6. motor-operated control valve as claimed in claim 2, which is characterized in that the protective device is plastic material by being molded into
Type, the motor-operated control valve include an entrance sleeve and 3 discharge connections；Channel part includes for making entrance sleeve pass through
Circular first passage portion, the second channel portion for making discharge connection pass through, the shape in second channel portion and the discharge connection phase
It adapts to.
7. motor-operated control valve as claimed in claim 2, which is characterized in that the protective device also has first connecting portion, institute
First connecting portion is stated for being attached fixation with the second connecting portion being arranged on the coil component；First connecting portion be with
The protruding portion of recess portion is arranged on the other end opposite with the protective case bottom surface；Second connecting portion is integrally fixed under coil
End face and metal crimping positioning region outstanding, size are adapted with recess portion, by crimping the metal crimping after the two cooperation
Positioning region and fix.
8. motor-operated control valve as claimed in claim 7, which is characterized in that the first connecting portion is two or more, and first connects
Socket part and the protective case integrated injection molding, and the end edge in the protective case is set.
9. motor-operated control valve as claimed in claim 8, which is characterized in that the first connecting portion is specially protective case end edge
The protruding portion of edge, the second connecting portion are the positioning region on the coil component, and the positioning region is by crimping deformation and institute
Protruding portion cooperation is stated to fix.
10. the motor-operated control valve as described in claim 1 to 9 any of which, which is characterized in that the protective device is further set
It is equipped with mounting portion, mounting portion is arranged at the outwardly extending position of lateral wall of the protective case, and mounting portion is substantially plate-like, thereon
At least one mounting hole is offered, the mounting portion is used for the installation of the motor-operated control valve in refrigeration systems.
11. motor-operated control valve as claimed in claim 10, which is characterized in that the mounting portion and the protective case integrated injection molding
Molding, is additionally provided at least one reinforcing rib between the mounting portion and the side wall of the protective case.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210595345.7A CN103867773B (en) | 2012-12-12 | 2012-12-12 | Motor-operated control valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210595345.7A CN103867773B (en) | 2012-12-12 | 2012-12-12 | Motor-operated control valve |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103867773A CN103867773A (en) | 2014-06-18 |
| CN103867773B true CN103867773B (en) | 2018-08-14 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210595345.7A Active CN103867773B (en) | 2012-12-12 | 2012-12-12 | Motor-operated control valve |
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| CN (1) | CN103867773B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110030405B (en) * | 2018-01-11 | 2020-06-26 | 浙江三花智能控制股份有限公司 | Valve device |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000252613A (en) * | 1999-02-26 | 2000-09-14 | Canon Inc | Electronic circuit board and soldering thereof |
| JP4118034B2 (en) * | 2001-07-10 | 2008-07-16 | 日本電産サンキョー株式会社 | Valve drive device |
| EP1406037B1 (en) * | 2001-07-10 | 2011-01-12 | Nidec Sankyo Corporation | Valve drive device |
| CN101275678B (en) * | 2007-03-29 | 2011-09-07 | 浙江三花制冷集团有限公司 | Dynamoelectric switching valve and refrigerator refrigerating cycle apparatus |
| CN201065969Y (en) * | 2007-07-31 | 2008-05-28 | 宜兴市四通家电配套厂 | Electric switching valve for refrigerator |
| CN202065504U (en) * | 2011-05-19 | 2011-12-07 | 浙江三花制冷集团有限公司 | Electric switch valve and refrigerator using same |
| CN202091557U (en) * | 2011-05-19 | 2011-12-28 | 浙江三花制冷集团有限公司 | Electric switching valve and refrigerator using same |
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| CN103867773A (en) | 2014-06-18 |
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Effective date of registration: 20180619 Address after: 312500 Xinchang County, Zhejiang Province, Qixing street, Liquan Applicant after: Zhejiang three flower intelligent control Limited by Share Ltd Address before: 310018 289, 12 Avenue, Xiasha Economic Development Zone, Hangzhou, Zhejiang. Applicant before: HANGZHOU TONGCHAN MACHINERY CO., LTD. |
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