CN105318083B - The stator coil of motor-driven valve and the motor-driven valve for possessing the stator coil - Google Patents
The stator coil of motor-driven valve and the motor-driven valve for possessing the stator coil Download PDFInfo
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- CN105318083B CN105318083B CN201510428623.3A CN201510428623A CN105318083B CN 105318083 B CN105318083 B CN 105318083B CN 201510428623 A CN201510428623 A CN 201510428623A CN 105318083 B CN105318083 B CN 105318083B
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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
- 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
- F16K31/0644—One-way valve
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- 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
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- 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
- F25B2500/00—Problems to be solved
- F25B2500/17—Size reduction
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B30/00—Energy efficient heating, ventilation or air conditioning [HVAC]
- Y02B30/70—Efficient control or regulation technologies, e.g. for control of refrigerant flow, motor or heating
Abstract
The present invention provides a kind of stator coil of motor-driven valve and possesses the motor-driven valve of the stator coil, and it can suppress water into inside motor-driven valve, and by electronic valve body without rocking and be easily attached to stator coil, but also miniaturization can be realized.Smaller than the internal diameter of the embedded hole in stator department with the embedded hole on the inside of can electronic valve body be inserted, the internal diameter for producing the embedded hole for the stator department of the power that rotates the magnet rotor of motor-driven valve body interior and in the stator coil of the reducing diameter part of the direction of insertion front of electronic valve body, made in reducing diameter part.
Description
Technical field
The present invention relates in the freeze cycle such as located at air conditioner, freezer, refrigerator and to the stream of the fluids such as refrigerant
Measure the stator coil for the motor-driven valve being controlled and possess the motor-driven valve of the stator coil.
Background technology
In the past, as the motor-driven valve in freeze cycle, the electricity disclosed in such as patent document 1, patent document 2 is used
Dynamic valve.
As shown in figure 4, the motor-driven valve 100 disclosed in patent document 1 has the stator coil 104 of tubular, the stator coil
104 have the embedded hole 104a that electronic valve body 102 can be inserted to inner side, in embedded hole 104a, in the shape of triangle taper
Multiple protruding portion 105 be equiangularly spaced to be formed relative to embedded hole 104a centers, formed in the protuberance 105 of triangle taper
For, one face has the summit prominent to embedded hole 104a directions, and the top edge with embedded hole 104a is in approximately the same plane, and
And a crest line is diagonally downward, protuberance 105 is configured to, in the chimeric motor-driven valve master of embedded hole 104a insertions of stator coil 104
Body 102, so as to which summit position is by the peripheral part conquassation of electronic valve body 102, and with the electronic peripheral part of valve body 102 seamlessly
It is chimeric.
In addition, stator coil 104 possesses：Wind the cylindric coil rack 108 of live wire 106；Cover coil rack
The molding 111 of 108 periphery；And the terminal 114 being connected with electric wire 106, in the terminal 114 and it is linked with wire 122
Connector 124 connects.Also, the deposition of cover 126 for covering connector 124 is filled in molding 111, cover 126 by silicones etc.
Agent 128 is filled.
By so forming, due to supporting the outer peripheral face of electronic valve body 102, therefore energy using multiple protruding portion 105
Enough prevent from rocking, so as to suppress vebrato.
In addition, symbol 120 is to be used to prevent that electronic valve body 102 from coming off or electronic being installed on from stator coil 104
The clip that stator coil 104 rotates in the state of valve body 102.
In addition, as shown in figure 5, the motor-driven valve 200 disclosed in patent document 2 has：Electronic valve body 102 can be inserted
The stator coil 104 of the tubular of inner side；And first installing component 202, it is located at a square end portion of stator coil 104, and has
There is press the electronic valve body 102 for being inserted into the inner side of stator coil 104 to a direction orthogonal with direction of insertion one
Direction press section 203.
In addition, stator coil 104 has：Wind the cylindric coil rack 108 of live wire 106；Cover coil rack
108 housing main body 110；And the casting resin 112 of solidify afterwards is filled between coil rack 108 and housing main body 110.
The motor-driven valve 200 so formed installs stator coil 104 in the electronic valve body 102 for being assembled to pipe arrangement etc., utilizes
Electronic valve body 102 is clamped as a pair of juts of a direction press section 203 of the first installing component 202, so as to electronic
Valve body 102 is fixed in stator coil 104.
In addition, the coil rack 108 that motor-driven valve 100,200 has cylindrical shape possesses the terminal 114 being connected with electric wire 106
And the field pole 116 being connected with terminal 114.Such coil rack 108 by field pole 116 by insert molding and one
Terminal 114 is pressed into the part of change and is made.However, insert molding causes the uneven larger of the contraction after shaping, therefore, it is difficult to
Realize the management of the internal diameter of cylindric coil rack 108.
Particularly, in the case of designing the internal diameter of coil rack 108 in the external diameter for compareing electronic valve body 102, shaping
Contraction is produced afterwards, and coil rack 108 can not be inserted by electronic valve body 102 by existing, and can not be installed on stator coil 104 electronic
The situation of valve body 102.
Therefore, it is bigger than the external diameter of electronic valve body 102 to set the internal diameter of coil rack 108, as shown in fig. 6, by electricity
It is dynamic that clearance C is set between valve body 102 and coil rack 108, even if so as to produce contraction after shaping, also can be by motor-driven valve master
Body 102 inserts coil rack 108.
However, in the case of contraction after shaping is less, the gap between electronic valve body 102 and coil rack 108
It can become big, electronic valve body 102 rocks, and turns into the reason for producing vebrato when using motor-driven valve 100,200.
Therefore, in patent document 2, possesses the second installing component, second installing component is another located at stator coil 104
One square end portion, there is the electronic valve body 102 by the inner side of stator coil 104 is inserted to the other direction orthogonal with direction of insertion
The other direction press section (not shown) of pressing.
So, by clamping a square end portion of electronic valve body 102 from a direction by the first installing component 202, and
The opposing party end of electronic valve body 102 is clamped from another direction by the second installing component, at the both ends of stator coil 104
Portion, electronic valve body 102 is pushed and fixed in mutually different direction, therefore electronic valve body 102 will not rock, and can suppress
Vebrato.
Come off or in the internal rotation of stator coil 104 however, only clamping electronic valve body 102 and electronic valve body 102 be present
Situation.Therefore, as shown in figure 5, being provided with electronic valve body 102 with a pair of jut 202a of the first installing component 202 extremely
A few side chimeric recess 102a, it is chimeric with a pair of jut 202a at least one party by recess 102a, preventing from coming off or
Rotation.
Prior art literature
Patent document
Patent document 1：Japanese Unexamined Patent Publication 2007-147013 publications
Patent document 2：Japanese Unexamined Patent Publication 2014-52037 publications
The content of the invention
The invention problem to be solved
However, in the motor-driven valve 100 disclosed in patent document 1, because electronic valve body 102 is by multiple protruding portion 105
It is fixed, therefore between multiple protruding portion 105, produce gap between electronic valve body 102 and stator coil 104, water be present
Situation about entering from the gap.
In addition, in the motor-driven valve 200 disclosed in patent document 2, because electronic valve body 102 is by the first installing component
202 fix, therefore that water enters from the opening of stator coil 104 be present.
So, if water enters, worry of the moisture retention between stator coil 104 and electronic valve body 102 be present, by
In electronic valve body 102 mainly metal system, therefore it is not intended to turn into the situation with contact with moisture for a long time.
In addition, in the motor-driven valve 200 disclosed in patent document 2, in order to prevent rocking, it is using with stator coil 104
Second installing component of different parts, but become trouble when electronic valve body 102 is installed on into stator coil 104, it would be desirable to
Enough it is easily installed.
Also, in the motor-driven valve 200, due to needing to be used to be held on electronic valve body 102 by the first installing component 202
Space, it is therefore desirable to electronic valve body 102 is designed to slightly grow relative to stator coil 104, so as to be difficult to motor-driven valve
200 miniaturization.
The purpose of the present invention is in view of such present situation, there is provided one kind can suppress water into inside motor-driven valve and by electricity
Dynamic valve body without rocking and be easily attached to stator coil, and can also realize the stator coil of the motor-driven valve of miniaturization with
And possesses the motor-driven valve of the stator coil.
For solving the scheme of problem
The present invention is the invention proposed to solve the problem in conventional art as described above, motor-driven valve of the invention
Stator coil be used for motor-driven valve, its be used for motor-driven valve and at least possess cylindrical shape coil rack, the cylindric coil bone
Frame winds live wire and possesses the terminal being connected with the electric wire, and said stator coil is characterised by that said stator coil has：
Electronic valve body can be inserted to the embedded hole of inner side；Produce what is rotated for making the magnet rotor of said electric valve body interior
The stator department of power；And the reducing diameter part located at the installation direction end side installed to said electric valve main body, in above-mentioned reducing diameter part
Above-mentioned embedded hole internal diameter it is smaller than the internal diameter of the above-mentioned embedded hole in said stator portion.
By so setting reducing diameter part in stator coil, so that when stator coil is installed into electronic valve body, by this
Reducing diameter part is seamlessly clamped, and gap is there's almost no between electronic valve body and the reducing diameter part of stator coil, can be suppressed
Water enters.
In addition, reducing diameter part in the stator coils be located to electronic valve body install installation direction end side, and located at
The different position of stator department, therefore contraction is produced after insert molding, also due to enough gaps are provided with stator department, and
When electronic valve body is inserted into stator coil, baneful influence will not be brought to stator department.
Further, since being the structure that electronic valve body is clamped by reducing diameter part, therefore compared with conventional structure, can reduce
For the space of clamping, so as to realize the miniaturization of electronic valve body, and then the miniaturization of motor-driven valve is realized.
In such stator coil, above-mentioned reducing diameter part can also be set in above-mentioned coil rack.So, in coil rack
In, only by setting reducing diameter part in the installation direction end side installed to electronic valve body, just can reduce in electronic valve body
The caused gap between stator coil, can make shipwreck with from the gap into.
In such a situation it is preferred to be also equipped with covering the housing main body of above-mentioned coil rack, above-mentioned coil rack is above-mentioned
The connecting portion that coil rack is connected with above-mentioned housing main body, circle-shaped projection is set in a manner of surrounding above-mentioned embedded hole
Portion.By so setting circle-shaped jut, even in the feelings that water enters from the boundary line portion of coil rack and housing main body
Under condition, it can also prevent water from reaching casting resin, terminal.
Additionally, it is preferred that above-mentioned housing main body has the recess chimeric with above-mentioned jut.By so being set in housing main body
The recess chimeric with circle-shaped jut is put, so as to further prevent water from reaching casting resin, terminal.
In such stator coil, can possess filling solidify afterwards between above-mentioned coil rack and above-mentioned housing main body
Casting resin.By possessing such casting resin, electric wire, terminal on coil rack etc. will not be directly exposed to
Under use environment, therefore the stator coil that can stably use can be turned into.
In addition, in the stator coil of the present invention, can also possess the molding for the periphery for covering above-mentioned coil rack.This
Sample, use will not be directly exposed to by using molding covering coil rack, electric wire, terminal on coil rack etc.
Under environment, therefore the stator coil that can stably use can be turned into.
In such stator coil, above-mentioned reducing diameter part can be set in above-mentioned molding.I.e., due to that can set and mould
The reducing diameter part of body one processed, therefore the shape of coil rack need not be changed, existing coil rack can be utilized.
In addition, in the stator coil of the present invention, it is preferably provided with entering the direction of insertion end side of said electric valve main body
The escapement that row keeps and exerted a force on the direction of the central shaft towards said stator coil.So, by possessing anticreep
It mechanism, can prevent the electronic valve body for being inserted into stator coil from coming off, and can prevent electronic valve body from rocking.
In addition, in the stator coil of the present invention, it is preferably provided with chimeric with the primary side junction block of said electric valve main body
Rotation preventive mechanism.By so forming, it can prevent electronic valve body from being rotated in the state of stator coil is inserted into.
In addition, in the stator coil of the present invention, above-mentioned coil rack can be made using insert molding.So, even if
In the case where coil rack is made using insert molding, by substantially ensuring that the gap of stator department, and make between reducing diameter part
Gap is smaller than it, so as to produce contraction after insert molding, when electronic valve body is inserted into stator coil, also will not
Baneful influence is brought to stator department.
In addition, the motor-driven valve of the present invention is characterised by possessing：Above-mentioned arbitrary stator coil；And internally have
There is the electronic valve body of valve component parts.
By so forming, water can be suppressed into inside motor-driven valve, and can be by electronic valve body without rocking and letter
Stator coil singly is installed on, in addition it is possible to realize miniaturization.
In such motor-driven valve, preferred end of the top of said electric valve main body than the reducing diameter part of above-mentioned coil rack
The direction of insertion front for stating electronic valve body more up protrudes, and the upper surface of above-mentioned housing main body is than above-mentioned coil rack
Reducing diameter part end it is low.
By so forming, due to the position in the upper surface of housing main body without depression, therefore shipwreck, to be detained, water is more
Add and be difficult to enter inside motor-driven valve.
The effect of effect of the present invention is as follows.
In accordance with the invention it is possible to suppress water into inside motor-driven valve, and can be by electronic valve body without rocking and simply
Ground is installed on stator coil, in addition, the miniaturization of electronic valve body can be realized, and then realizes the miniaturization of motor-driven valve.
Brief description of the drawings
Fig. 1 is the summary construction diagram for illustrating the structure of the motor-driven valve in the present embodiment.
Fig. 2 is the partial enlarged drawing of Fig. 1 motor-driven valve.
Fig. 3 is the summary construction diagram for illustrating the structure of the motor-driven valve in other embodiments.
Fig. 4 is the summary construction diagram for illustrating the structure of conventional motor-driven valve.
Fig. 5 is the summary construction diagram for illustrating the structure of conventional other motor-driven valves.
Fig. 6 is the partial enlarged drawing of Fig. 5 motor-driven valve.
In figure：10-motor-driven valve, 12-electronic valve body, 13a-primary side junction block, 13b-secondary side junction block,
14-stator coil, 14a-embedded hole, 16-electric wire, 18-coil rack, 18a-jut, 20-housing main body, 20a-
Recess, 22-casting resin, 24-terminal, 25-field pole, 26-stator department, 28-reducing diameter part, 30-escapement, 32-
Rotation preventive mechanism, 33-clip, 34-molding, 36-wire, 38-connector, 40-cover, 42-filler, 100-electronic
Valve, 102-electronic valve body, 102a-recess, 104-stator coil, 104a-embedded hole, 105-protuberance, 106-electricity
Line, 108-coil rack, 110-housing main body, 111-molding, 112-casting resin, 114-terminal, 116-excitation
Pole, 120-clip, 122-wire, 124-connector, 126-cover, 128-filler, 200-motor-driven valve, 202-the first
Installing component, 202a-jut, 203-one direction press section.
Embodiment
Hereinafter, embodiments of the present invention (embodiment) are illustrated in further detail based on accompanying drawing.
In addition, in this manual, in Fig. 1, the installation direction end that stator coil 14 is installed to electronic valve body 12
Side is referred to as " upside ", installation direction front is referred to as into " downside ", and therefore, the position relationship in each portion is motor-driven valve in Fig. 1
10 upside is " high " position, downside is " low " position.
Fig. 1 is the summary construction diagram for illustrating the structure of the motor-driven valve 10 in the present embodiment, and Fig. 2 is Fig. 1 motor-driven valve
10 partial enlarged drawing.
As shown in Figure 1, 2, motor-driven valve 10 possesses：Internally there is the motor-driven valve of the valve component parts such as needle-valve, magnet rotor
Main body 12；And the stator coil 14 of the tubular with the embedded hole 14a that electronic valve body 12 can be inserted to inner side.
Stator coil 14 has：Wind the cylindric coil rack 18 of live wire 16；Cover the shell of coil rack 18
Main body 20；And the casting resin 22 of solidify afterwards is filled between coil rack 18 and housing main body 20.In addition, in this specification
In, the embedded hole 14a of stator coil 14 is also referred to as to the embedded hole 14a of coil rack 18.
Electronic valve body 12 has primary side junction block 13a and secondary side junction block 13b, by making needle valve action come to valve
Aperture is adjusted, so as to flowing to secondary side junction block 13b from primary side junction block 13a or being flowed from secondary side junction block 13b
The flow of the fluids such as the refrigerant to primary side junction block 13a is adjusted.
In addition, stator coil 14 has：Produce and determine for the power that rotates the magnet rotor inside electronic valve body 12
Sub-portion 26；And the reducing diameter part 28 located at the installation direction end side installed to electronic valve body 12.
In addition, in the present embodiment, in the upside of coil rack 18, with coil rack 18 integrally provided with reducing diameter part 28.
In addition, coil rack 18 possesses the terminal 24 being connected with electric wire 16, such coil rack 18 is by using insert molding by end
Son 24 and integrated and be made with the field pole 25 of the stator coil 14 of the terminal 24 connection.Consider the receipts after insert molding
Contracting, defined clearance C 2 is provided with the stator department 26 of electronic valve body 12 and coil rack 18.In addition, clearance C 2 preferably with located at
The clearance C of conventional motor-driven valve is identical.
In addition, whole inner circumferential side undergauge of the reducing diameter part 28 in tubular coil rack 18, and be set with than stator department 26
The small clearance C 1 with the clearance C 2 of electronic valve body 12.I.e., the internal diameter of the embedded hole 14a in reducing diameter part 28 is than in stator department 26
Embedded hole 14a internal diameter is small.
So, in coil rack 18, reducing diameter part 28 is set in the installation direction end side installed to electronic valve body 12,
So as to when stator coil 14 is attached into electronic valve body 12, seamlessly be clamped by the reducing diameter part 28.
Therefore, the gap between the reducing diameter part 28 of electronic valve body 12 and stator coil 14 there's almost no, therefore can
Suppress water from the gap into.In addition, reducing diameter part 28 is located at the not position with the interference of stator department 26, therefore after insert molding
Contraction is produced, also due to enough gaps are provided with stator department 26, and when stator coil 14 is installed on into electronic valve body 12,
Baneful influence will not be brought to stator department 26.
In addition, stator coil 14 has：Keep the escapement of installation direction front installed to electronic valve body 12
30；And the rotation preventive mechanism 32 chimeric with primary side junction block 13a.In the present embodiment, escapement 30 is for example by stainless steel
The elastomeric elements such as steel are formed, and are exerted a force to the direction of the central shaft of the stator coil towards tubular.
So, by supporting electronic valve body 12 by escapement 30, so as to which electronic valve body 12 by reducing diameter part 28 and is prevented
This 2 points supports of release mechanism 30, can prevent from rocking.
Rotation preventive mechanism 32 is by chimeric with primary side junction block 13a, so as to prevent electronic valve body 12 from rotating.In addition, only
Rotation mechanism 32 is also undertaken when stator coil 14 is installed into electronic valve body 12, for preventing electronic valve body 12 to be excessively inserting
Such effect for preventing insertion.
In addition, as shown in Figure 1, 2, in coil rack 18, and in the link position being connected with housing main body 20, to surround line
The embedded hole 14a of ring framework 18 mode has circle-shaped jut 18a.So, by possessing circle-shaped jut
18a, in the case that such as water enters from the boundary line portion of coil rack 18 and housing main body 20, it can also pass through projection
Portion 18a come prevent water reach casting resin 22, terminal 24.
In addition, by setting the recess chimeric with the circle-shaped jut 18a of coil rack 18 in housing main body 20
20a, so as to further prevent the entrance of water.In addition, as shown in Fig. 2 jut 18a is by by circle-shaped jut
18a outer peripheral face is pressed into recess 20a and is fitted together to.
In addition, as shown in Fig. 2 the top (a) of electronic valve body 12 preferably than coil rack 18 reducing diameter part 28 end
(b) it is more prominent to installation direction end side.In addition, the upper surface (c) of housing main body 20 preferably than reducing diameter part 28 end (b) more
It is low.
The top (a) of electronic valve body 12, the end (b) of the reducing diameter part 28 of coil rack 18, the upper table of housing main body 20
The position relationship in face (c) can make shipwreck to enter inside motor-driven valve 10 by so forming.
The motor-driven valve 10 so formed to electric wire 16 by applying pulse signal, so as to the magnetic inside electronic valve body 12
Rotor correspondingly rotates with the umber of pulse, and needle-valve acts in the vertical direction, thus carries out opening and closing, the adjustment of valve opening of valve.
Fig. 3 is the summary construction diagram for illustrating the structure of the motor-driven valve in other embodiment.
The motor-driven valve 10 of the embodiment substantially with the identical structure of motor-driven valve 10 shown in Fig. 1,2, therefore to identical
Part mark identical symbol and omit detail explanation.
As shown in figure 3, in the motor-driven valve 10 of the embodiment, stator coil 14 possesses：Wind the cylindric of live wire 16
Coil rack 18；Cover the molding 34 of the periphery of coil rack 18；And the terminal 24 being connected with electric wire 16, the terminal 24 connect
Tie the connector 38 being connected with wire 36.Also, the deposition of cover 40 for covering connector 38 is interior by silicones in molding 34, cover 40
Filled Deng filler 42.
Also, in the installation direction end side of stator coil 14, reducing diameter part 28 is provided with molding 34.So, with by
In the case of the stator coil 14 that the mode that molding 34 covers the periphery of coil rack 18 is formed, due to that can set and mould
The reducing diameter part 28 of the one of body 34, therefore the shape of coil rack 18 need not be changed, existing coil rack can be utilized.
In addition, in the present embodiment, the clip 33 provided with clamping primary side junction block 13a, the clip 33 has anti-off line
Structure 30 and the effect of the both sides of rotation preventive mechanism 32.In addition, as molding 34, can use such as thermoplastic resin.
Preferred embodiments of the present invention have been disclosed for illustrative above, but the present invention is not limited to this, is not departing from this hair
The scope of bright purpose can carry out various changes.
Claims (12)
1. a kind of stator coil, it is used for motor-driven valve and at least possesses the coil rack of cylindrical shape, the cylindric coil rack
Wind live wire and possess the terminal being connected with the electric wire,
Said stator coil is characterised by,
Said stator coil has：Electronic valve body can be inserted to the embedded hole of inner side；Produce for making said electric valve master
The stator department of the power of the magnet rotor rotation in internal portion；And located at the installation direction end side installed to said electric valve main body
Reducing diameter part,
The internal diameter of above-mentioned embedded hole in above-mentioned reducing diameter part is smaller than the internal diameter of the above-mentioned embedded hole in said stator portion,
Above-mentioned reducing diameter part and seamlessly clamps above-mentioned electricity in the whole inner circumferential side undergauge of above-mentioned embedded hole by above-mentioned reducing diameter part
Dynamic valve body.
2. stator coil according to claim 1, it is characterised in that
In above-mentioned coil rack, above-mentioned reducing diameter part is set.
3. stator coil according to claim 2, it is characterised in that
It is also equipped with covering the housing main body of above-mentioned coil rack,
The connecting portion that above-mentioned coil rack is connected in above-mentioned coil rack with above-mentioned housing main body, have and surround above-mentioned embedded hole
Circle-shaped jut.
4. stator coil according to claim 3, it is characterised in that
Above-mentioned housing main body has the recess chimeric with above-mentioned jut.
5. the stator coil according to claim 3 or 4, it is characterised in that
Possesses the casting resin that solidify afterwards are filled between above-mentioned coil rack and above-mentioned housing main body.
6. stator coil according to claim 1, it is characterised in that
Possesses the molding for the periphery for covering above-mentioned coil rack.
7. stator coil according to claim 6, it is characterised in that
In above-mentioned molding, above-mentioned reducing diameter part is set.
8. according to the stator coil described in Claims 1 to 4,6,7 any one, it is characterised in that
Possess and the direction of insertion end side of said electric valve main body is kept and in the central shaft towards said stator coil
Direction on the escapement that is exerted a force.
9. according to the stator coil described in Claims 1 to 4,6,7 any one, it is characterised in that
Possess the rotation preventive mechanism chimeric with the primary side junction block of said electric valve main body.
10. according to the stator coil described in Claims 1 to 4,6,7 any one, it is characterised in that
Above-mentioned coil rack is made using insert molding.
11. a kind of motor-driven valve, it is characterised in that possess：
Stator coil described in any one of claim 1~10；And
Internally there is the electronic valve body of valve component parts.
12. motor-driven valve according to claim 11, it is characterised in that
State the insertion of electronic valve body more up than the end of the reducing diameter part of above-mentioned coil rack in the top of said electric valve main body
Direction front protrudes, and covers the upper surface of the housing main body of above-mentioned coil rack than the reducing diameter part of above-mentioned coil rack
End is low.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2014-156147 | 2014-07-31 | ||
| JP2014156147A JP6194288B2 (en) | 2014-07-31 | 2014-07-31 | Stator coil of electric valve and electric valve provided with the same |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105318083A CN105318083A (en) | 2016-02-10 |
| CN105318083B true CN105318083B (en) | 2017-11-10 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510428623.3A Active CN105318083B (en) | 2014-07-31 | 2015-07-20 | The stator coil of motor-driven valve and the motor-driven valve for possessing the stator coil |
Country Status (2)
| Country | Link |
|---|---|
| JP (1) | JP6194288B2 (en) |
| CN (1) | CN105318083B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP7154115B2 (en) * | 2018-11-16 | 2022-10-17 | 株式会社鷺宮製作所 | Motor-operated valve stator and motor-operated valve |
| JP7280622B2 (en) * | 2020-08-28 | 2023-05-24 | 株式会社不二工機 | Stator unit, motor-operated valve, and stator unit manufacturing method |
| JP2023173926A (en) * | 2022-05-27 | 2023-12-07 | ニデックインスツルメンツ株式会社 | actuator |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3469590A (en) * | 1966-10-17 | 1969-09-30 | Monsanto Co | Modulating control valve |
| JP2575333Y2 (en) * | 1993-07-09 | 1998-06-25 | ジェコー株式会社 | Waterproof structure of rotary valve |
| JP2002054756A (en) * | 2000-08-14 | 2002-02-20 | Fuji Koki Corp | Electric operated valve |
| JP4119294B2 (en) * | 2003-04-03 | 2008-07-16 | 愛三工業株式会社 | Step motor and flow control valve equipped with the step motor |
| JP4246541B2 (en) * | 2003-05-07 | 2009-04-02 | 株式会社鷺宮製作所 | Motorized valve |
| JP4563088B2 (en) * | 2004-07-05 | 2010-10-13 | 株式会社鷺宮製作所 | Electromagnetic actuator |
| JP4839070B2 (en) * | 2005-11-29 | 2011-12-14 | 株式会社不二工機 | Motorized valve |
| JP4681585B2 (en) * | 2007-08-13 | 2011-05-11 | 株式会社不二工機 | Electric flow control valve |
| CN201284863Y (en) * | 2008-11-06 | 2009-08-05 | 浙江鸿森机械有限公司 | Solenoid valve for refrigerating device |
| CN203273001U (en) * | 2013-05-14 | 2013-11-06 | 芜湖乐佳电器有限公司 | Electromagnetic coil of electromagnetic water inlet valve |
-
2014
- 2014-07-31 JP JP2014156147A patent/JP6194288B2/en active Active
-
2015
- 2015-07-20 CN CN201510428623.3A patent/CN105318083B/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN105318083A (en) | 2016-02-10 |
| JP2016033388A (en) | 2016-03-10 |
| JP6194288B2 (en) | 2017-09-06 |
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