CN109944975A - Motor-driven valve stator and motor-driven valve - Google Patents
Motor-driven valve stator and motor-driven valve Download PDFInfo
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- CN109944975A CN109944975A CN201811473697.9A CN201811473697A CN109944975A CN 109944975 A CN109944975 A CN 109944975A CN 201811473697 A CN201811473697 A CN 201811473697A CN 109944975 A CN109944975 A CN 109944975A
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Abstract
The present invention provides motor-driven valve stator and motor-driven valve.Stator body (1) is installed on the valve body (3) with the shell (31) for accommodating magnet rotor (32) simply to construct.The carrier frame plate (21) that is abutted by the bottom (1B) with stator body (1) and a pair of of the side frame (22) for the side for being configured at stator body (1) constitute fixation member (2).Non-return snap-latch piece (21b) is set around the opening portion (21A1) of the annular base (21A) of carrier frame plate (21).Side frame (22) are constituted by chassis body (22A), convex edge (22B) and holding section (22C).Engage holding section (22C) with the top part (1U) of stator body (1), clamped using holding section (22C) and convex edge (22B) and keeps carrier frame plate (21).The top of the shell (31) of valve body (3) is pressed using the press section (22f) of holding section (22C).The bottom surface of valve body (3) is kept using non-return snap-latch piece (21b).
Description
Technical field
The present invention relates to motor-driven valve stator used in refrigerating circulation system etc. and has the motor-driven valve stator
Motor-driven valve.
Background technique
In the past, as this motor-driven valve, there is the rotation of the magnet rotor of the motor part by stepper motor etc. to make valve
The motor-driven valve of body of work.Need the flow path progress to fluid closed in this motor-driven valve, it is close being constituted together with valve body
It closes in the shell of the cylindrical shape of construction and accommodates the magnet rotor of motor part.Also, the stator of motor part, which becomes, is configured at shell
Periphery construction.Such as it discloses and Japanese Unexamined Patent Publication 2006-20480 bulletin (patent document 1) and Japanese Unexamined Patent Publication
The identical motor-driven valve of 2004-332818 bulletin (patent document 2).
Existing technical literature
Patent document
Patent document 1: Japanese Unexamined Patent Publication 2006-20480 bulletin
Patent document 2: Japanese Unexamined Patent Publication 2004-332818 bulletin
Summary of the invention
Problems to be solved by the invention
In the motor-driven valve of patent document 1, the bracket for stator to be fixed is set to the upside of stator, becomes the support
The construction that frame and shell stretch out upwards from stator.Therefore, more still there is room for improvement in terms of saving space.
In view of this, the motor-driven valve of patent document 2 relative to the shell for being assembled in valve body and use has for will install
The cricoid carrier frame plate of stator, and the carrier frame plate is installed on to the bottom surface of the shell of stator.However, in the patent document 2
In motor-driven valve, for mounting bracket frame plate, need to form a pair of of plug guide part and limiting section engaging in the bottom surface of the shell of stator
Portion etc., and need that stator body is implemented to process, still there is room for improvement for the above.
The subject of the invention is to provide a kind of motor-driven valve stators, are installed on by stator with the shell for accommodating magnet rotor
In the motor-driven valve of the valve body of body, stator body can be fixed on valve body in simple structure.
Solution for solving the problem
The motor-driven valve of scheme 1 has with stator: stator body, and the valve body to be worked using the driving of motor part is embedding
The magnet rotor for entering to insert the valve body side embedding Kong Eryu constitutes said motor portion together；And fixation member, to above-mentioned fixed
Sub- main body and above-mentioned valve body are fixed, and said electric valve stator is characterized in that, fixation portions part includes: cricoid
Carrier frame plate is configured at the bottom of said stator main body and has the opening portion for the insert of above-mentioned valve body；And at least one
Counter-lateral quadrents frame, the peripheral bond of one end and above-mentioned carrier frame plate, and the other end engages with the top part of said stator main body.
The motor-driven valve stator of scheme 2 motor-driven valve stator according to scheme 1, which is characterized in that above-mentioned side frame
Frame above-mentioned carrier frame plate side end have to the bending of axis side convex edge, above-mentioned convex edge be connected to above-mentioned carrier frame plate with
The face of the opposite side in the face that said stator main body connects, and engage using the convex edge and with the top part of said stator main body
Part clamps above-mentioned carrier frame plate and said stator main body, so that fixation portions part is installed on said stator main body.
The motor-driven valve stator of scheme 3 motor-driven valve stator according to scheme 2, which is characterized in that above-mentioned convex edge
With above-mentioned carrier frame plate by engaging the protrusion of a side with the recess portion of another party, so that becoming prevents the convex edge and the carrier frame plate
The offset with the direction of above-mentioned Axis Cross and the offset around the direction of rotation of axis construction.
The motor-driven valve stator of scheme 4 motor-driven valve stator according to scheme 3, which is characterized in that above-mentioned carrier frame plate
Stop with what is engaged on the above-mentioned axis direction for inserting embedding hole with the peripheral end non-return of the above-mentioned valve body in above-mentioned opening portion
Engagement pawl is returned, the other end of the above-mentioned side frame in the top part side of said stator main body has the top for pressing above-mentioned valve body
Press section.
The motor-driven valve stator of scheme 5 motor-driven valve stator according to scheme 3, which is characterized in that above-mentioned carrier frame plate
Non-return snap-latch piece is included, it includes non-return engagement pawl, which is opened on the above-mentioned axis direction for inserting embedding hole with above-mentioned
The peripheral end non-return of above-mentioned valve body in oral area engages；And multiple anti-limited steps of shaking, the periphery with above-mentioned valve body
End elasticity abuts.
The motor-driven valve stator of scheme 6 motor-driven valve stator according to scheme 3, which is characterized in that above-mentioned carrier frame plate
Non-return snap-latch piece is included, it includes recessed portion is engaged towards the convex non-return in inside, which engages recessed portion and insert above-mentioned
Engage on the axis direction in embedding hole with the peripheral end non-return of the above-mentioned valve body in above-mentioned opening portion；And multiple shakings prevent
Piece is abutted with the peripheral end elasticity of above-mentioned valve body.
The motor-driven valve stator of scheme 7 motor-driven valve stator according to 1~4 any one of scheme, which is characterized in that
Has the clamping piece abutted with the periphery surface elastic of said stator main body in the periphery of above-mentioned carrier frame plate.
The motor-driven valve of scheme 8 is characterized in that, motor-driven valve described in 1~7 any one of scheme is provided to stator
Valve body is stated to form.
The effect of invention
According to the motor-driven valve stator of scheme 1 to 7, utilized in the state of abutting carrier frame plate with the bottom of stator body
Carrier frame plate is fixed on stator body by side frame, thus can utilize be made of carrier frame plate and side frame it is simple
Stator body is installed on valve body by construction.In addition, valve body is embedded in inserting embedding hole and being inserted through support for stator body
The opening portion of frame plate, in the state that stator body is assemblied in valve body, the non-return engagement pawl of carrier frame plate is in the axial direction
Engage with the peripheral end non-return of valve body, and presses the top of valve body by the end of side frame, or make valve body
Peripheral end abutted with the anti-limited step elasticity of the shaking of bracket, so as to which the motor-driven valve is firmly secured to valve master with stator
Body.Also, shell of valve body etc. will not stretch out upwards from stator body, can save space.
According to the motor-driven valve of scheme 8, effect identical with scheme 1 to 7 can be obtained.
Detailed description of the invention
Fig. 1 is the longitudinal sectional view of the motor-driven valve stator of first embodiment of the invention.
Fig. 2 is the outside side view of the motor-driven valve stator of first embodiment.
Fig. 3 is the partial cut away side views of the motor-driven valve of first embodiment.
Fig. 4 is the exploded perspective view of the fixation member of the motor-driven valve stator of first embodiment.
Fig. 5 is that the perspective view and part section before the installation of the motor-driven valve stator and valve body of first embodiment are stood
Body figure.
Fig. 6 is the stereoscopic figure of the fixation member under the assembled state of the motor-driven valve stator of first embodiment.
Fig. 7 is the stereoscopic figure of the stator body of the motor-driven valve stator of first embodiment.
Fig. 8 (A) to (C) be first and second embodiment stator body and valve body bottom view when assembled.
Fig. 9 is the longitudinal sectional view of the motor-driven valve stator of second embodiment of the present invention.
Figure 10 is the outside side view of the motor-driven valve stator of second embodiment.
Figure 11 is the partial cut away side views of the motor-driven valve of second embodiment.
Figure 12 is the exploded perspective view of the fixation member of the motor-driven valve stator of second embodiment.
Figure 13 is the figure for indicating the variation of second embodiment.
In figure:
1-stator body, 1H-insert embedding hole, 11-spools, 12-coils, 13-yokes, 20-stepper motor (motors
Portion), 2-fixation members, 21-carrier frame plates, 21A-annular base, 21A1-opening portion, 22-side frames, 22A-frame
Main body, 22B-convex edge, 22C-holding section, L-axis, 3-valve bodies, 31-shells, 32-magnet rotors, 33-covers
Part, 2 '-fixation members, 21 '-carrier frame plates, 21A '-annular base, the base portion of 21B '-rectangle, the opening portion 21A1 '-,
The forked guide pin of 21a '-two, 21b '-non-return snap-latch piece, 21b1 '-pawl, 21b2 '-recessed portion, 21c '-protrusion,
The protrusion 21d '-, 22 '-frames, 22A '-chassis body, 22B '-convex edge, the holding section 22C '-, 22e '-embedded hole,
22g '-terminal plate.
Specific embodiment
Hereinafter, being illustrated referring to embodiment of the attached drawing to motor-driven valve of the invention stator and motor-driven valve.Fig. 1 is
The longitudinal sectional view of the motor-driven valve stator of first embodiment of the invention, Fig. 2 are that the motor-driven valve use of first embodiment is fixed
The outside side view of son, Fig. 3 is the partial cut away side views of the motor-driven valve of first embodiment, and Fig. 4 is first embodiment
The exploded perspective view of the fixation member of motor-driven valve stator, Fig. 5 are the motor-driven valve stator and valve body of first embodiment
Stereoscopic figure and partial cutaway perspective view before installation, Fig. 6 are the assembling shapes of the motor-driven valve stator of first embodiment
The stereoscopic figure of fixation member under state, Fig. 7 are that the appearance of the stator body of the motor-driven valve stator of first embodiment is vertical
Body figure.Fig. 1 is the A-A cross-sectional view of Fig. 2 and Fig. 3.In addition, the concept and Fig. 1 of " upper and lower " in the following description are to Fig. 3's
Corresponding in attached drawing up and down.
As shown in figure 3, the motor-driven valve of first embodiment has stator body 1, fixation member 2, valve body 3, Yi Jizuo
For the stepper motor 40 of " motor part ".Stepper motor 40 is determined by the aftermentioned explanation for being installed on the periphery of the shell 31 of valve body 3
Sub- main body 1 and can rotatably be disposed in shell 31 inside magnet rotor 32 constitute.In addition, in the outer of magnet rotor 32
Scheduled gap is equipped between circumferential surface and the inner peripheral surface of shell 31.
Firstly, being illustrated to valve body 3.As shown in figure 5, the valve body 3 is three-way switch valve, have as made of deep-draw
The shell 31 of bottom cylindrical shape and the cover 33 of disk plate constitute external shell.Cover 33 be to stainless steel materials into
Component made of capable stamping and punching, upper surface part is chimeric with the open end of shell 31, connects by the way that welding etc. is airtight
It closes, there is flange part 33b in lower surface portion.The valve chamber and rotor chamber of airtight construction are marked off in shell 31 as a result,.In addition,
In cover 33, junction block 34,35,36 is fixed with through not shown port and by solder brazing etc..Also, pass through rotor
The rotation of indoor magnet rotor 32 (referring to Fig. 3), the indoor valve core rotation (not shown) of valve are carried out through connector 34,35,36
Flow path switching.At a position of the periphery of cover 33, protrusion is formed with by the way that punching is stamping
33c.Protrusion 33c is in Pear-Shaped, has the receipts engaged with two forked guide pin 21a of aftermentioned fixation member 2 in foundation side
Contracting portion 33d.
As shown in Figure 1 and Figure 3, coil 12,12 is wrapped by the spool 11 in resin in stator body 1, thus along axis
The direction line L is laminated a pair of of coil part and constitutes.In addition, integrally being assembled by mold formed with magnetic pole tooth in spool 11
The yoke (magnetic yoke) 13 of 13a.In addition, stator body 1 inserts embedding hole 1H with the cylindrical shape centered on axis L in center,
The magnetic pole tooth 13a of yoke 13 is configured in a part of the inner peripheral surface for inserting embedding hole 1H.Also, it inserts embedding hole 1H and has been embedded at this
The shell 31 of valve body 3, stator body 1 are fixed on valve body 3 by fixation member 2.In addition, magnetic pole tooth 13a and shell 31
Outer peripheral surface is opposed.
In addition, stator body 1 is by carrying out sealing using assembly of the resin 14 to spool 11, coil 12 and yoke 13
And it is covered using outside of the external shell 15 to the resin 14 and is integrally constituted formed products.Also, the external shell
15 lower end becomes circular bottom 1B, and the upper end of external shell 15 becomes top part 1U.Also, it inserts embedding hole 1H to penetrate through to top
Facial 1U.In addition, as shown in fig. 7, stator body 1 top part 1U, be formed with separating 180 ° of position around axis L from inserting
Notch 15a, 15a that embedding hole 1H is recessed outward, and be formed with from the notch 15a, 15a and be further communicated to outside
Groove portion 15b, 15b.Also, as shown in the sectional stereogram of Fig. 1 and Fig. 5, in the position of groove portion 15b, 15b, in 13 shape of yoke
At there is protrusion 13b, protrusion 13b exposes into groove portion 15b and notch 15a.
Fixed part is installed in the bottom 1B (lower end of resin-case 15) of stator body 1 and side and top part 1U
Part 2.As shown in figure 4, fixation member 2 is made of carrier frame plate 21 and a pair of of side frame 22,22.
Carrier frame plate 21 is stamping product, by peripheral shape be generally circular annular base 21A and with the annular base
The unilateral end of 21A integrally links and the base portion 21B of the rectangle of bending is constituted.Annular base 21A has for valve body 3
The opening portion 21A1 that cover 33 is embedded in is formed in the 21A1 of opening portion in annular base 21A from annular base
The two forked guide pin 21a and non-return snap-latch piece 21b that 21A bending downwards is formed.In addition, in annular base 21A, in outer peripheral edge
And the center of base portion 21B and with base portion 21B opposite side, be formed with bending upwards formation three clamping pieces
21c.In addition, in annular base 21A, and around the 21A1 of opening portion, four positions are formed with the embedded hole 21d as recess portion.
Also, two opposed positions of 180 degree in the periphery of annular base 21A are formed with recess portion 21e.
Side frame 22 is stamping product, is provided integrally with: configuring and has and stator master substantially in parallel with axis L
The chassis body 22A of the of approximately equal length long size of the height of body 1；It is rolled in the lower end of chassis body 22A to the side axis L
The convex edge 22B of curved arcuation oblong；And in the upper end of chassis body 22A to the holding section 22C of axis L side bending.
A pair of of protrusion 22e, the 22e engaged with unilateral a pair of of embedded hole 21d, 21d of annular base 21A is formed in convex edge 22B.
In holding section 22C, it is formed with a pair of of press section 22f, 22f and carrying out bending to part of it, by by the press section
The interior lateral chassis body 22A side bending of 22f, 22f and be formed with terminal plate 22g.
According to above structure, fixation member 2 is installed on stator body 1 as follows.Three of carrier frame plate 21 are made to press from both sides
It holds piece 21c to engage with the side lower of stator body 1, and abuts the annular base 21A of carrier frame plate 21 with bottom 1B.It connects
, make the notch of press section 22f, 22f of the holding section 22C of the upper end of side frame 22 and the top part 1U of stator body 1
Portion 15a engaging.At this point, making front end and the yoke of terminal plate 22g in the terminal plate 22g insertion groove portion 15b of holding section 22C
13 protrusion 13b is abutted.Also, in this state, by the cyclic group of the chassis body 22A insertion carrier frame plate 21 of side frame 22
While the recess portion 21e of the periphery of portion 21A, by the annular base 21A's of the convex edge 22B insertion carrier frame plate 21 of side frame 22
The back side engages a pair of of protrusion 22e, 22e with a pair of of embedded hole 21d, 21d of annular base 21A.As a result, such as Fig. 5 and Fig. 6
Shown, fixation member 2 is assembled in the peripheral part of stator body 1, constitutes the motor-driven valve stator of first embodiment.
By being fixed as described above, so as to prevent intersecting with axis L for fixation member 2 and stator body 1
Direction offset and offset around the direction of rotation of axis L.
Then, the motor-driven valve of first embodiment is installed on valve body 3 with stator.As shown by the arrows in Figure 5, by valve master
The shell 31 of body 3 is inserted into stator body 1 via the opening portion 21A1 of the carrier frame plate 21 from 21 side of carrier frame plate of fixation member 2
It inserts in embedding hole 1H.
Here, Fig. 8 (A) to (C) is the bottom view when assembled of the stator body 1 and valve body 3 in embodiment.This
Outside, the illustration is omitted for fixation member 2.Fig. 8 (A) is the bottom view of valve body 3, as described above, in the cover 33 of valve body 3
One position of periphery is formed with protrusion 33c and contraction flow region 33d.In addition, Fig. 8 (B) is the bottom view of stator body 1, fixed
The bottom of the spool 11 of sub- main body 1, Monday position is formed with notch 11a in it.Fig. 8 (C) is to assemble stator body 1
In the bottom view of the state of valve body 3, the notch 11a of the protrusion 33c insertion stator body 1 of valve body 3.Thus, it is specified that
Position around axis L of the stator body 1 relative to valve body 3.In addition, in this way, protrusion 33c is embedded in notch 11a
When, fixation member 2 is actually installed, is engaged by contraction flow region 33d with two forked guide pin 21a of the fixation member 2, thus
Protrusion 33c is guided along the direction axis L and is embedded in notch 11a.In addition, Fig. 1 is the A-A regarding sectional view of Fig. 2, two forks
Guide pin 21a is located at paper nearby, therefore is recorded using double dot dash line as notional line.
As described above, pacifying by the motor-driven valve stator (stator body 1 for being assembled with fixation member 2) of first embodiment
When loaded on valve body 3, the non-return snap-latch piece 21b of fixation member 2 is connected to the periphery of the cover 33 of valve body 3.Also, pass through
Valve body 3 is further inserted into embedding hole 1H along the direction axis L, so that non-return snap-latch piece 21b is bent outward, if cover 33
The end of non-return snap-latch piece 21b is crossed, then non-return snap-latch piece 21b returns to the side axis L because of its elastic force, non-return snap-latch piece
The end of 21b engages with the periphery back side of cover 33, becomes the state of Fig. 1 to Fig. 3.In addition, at this point, in fixation member 2
The top of the holding section 22C of side frame 22, the shell 31 of valve body 3 are abutted with press section 22f, on the contrary, press section 22f
The top of shell 31 is pressed by its elastic force.Therefore, which can be firmly secured to valve body with stator.
In this way, motor-driven valve stator according to first embodiment, due to being assembled with fixation member 2 in stator body 1, because
This can be easily attached to valve body 3.In addition, the elastic force of the side frame 22 by fixation member 2, it being capable of reliable and jail
Admittedly be fixed on valve body 3.
In addition, in the holding section 22C of the side frame 22 of fixation member 2, terminal plate 22g exists as shown in Fig. 3 and Fig. 5
The protrusion 13b of yoke 13, therefore yoke 13 and fixation member 2 are connected in the groove portion 15b and notch 15a of external shell 15
Electrical ground.In addition, 33 electrical ground of cover of the annular base 21A of fixation member 2 and valve body 3.Thereby, it is possible to prevent yoke
The generation of the high frequency noise of electricity between 13 and shell 31.
Fig. 9 is the longitudinal sectional view of the motor-driven valve stator of second embodiment of the present invention, and Figure 10 is the second embodiment party
The outside side view of the motor-driven valve stator of formula, Figure 11 are the partial cut away side views of the motor-driven valve of second embodiment, Figure 12
It is the exploded perspective view of the fixation member in the motor-driven valve stator of second embodiment.Fig. 9 is the A-A of Figure 10 and Figure 11
Cross-sectional view.
In this second embodiment, it is following aspect with the difference of first embodiment: in this second embodiment,
Make valve body 3 relative to stator body 1 installation site compared to first embodiment, installation slightly lean in the direction of the axisl
Lower section.In addition, there are also following aspect is different in addition to this: the structure of a part of the fixation member 2 ' in second embodiment with
Fixation member 2 in first embodiment is different.Other structures are identical with first embodiment.
As shown in figure 12, the fixation member 2 ' in second embodiment is by carrier frame plate 21 ' and a pair of of side frame 22 ', 22 '
It constitutes.Carrier frame plate 21 ' is stamping product, by peripheral shape be generally circular annular base 21A ' and with the annular base
The unilateral end of 21A ' integrally links and the base portion 21B ' composition of the rectangle of bending.Annular base 21A ' has for valve body
The opening portion 21A1 ' that 3 cover 33 is embedded in, in annular base 21A ', in opening portion, 21A1 ' is interior is formed with from ring-type
The two forked guide pin 21a ' and non-return snap-latch piece 21b ' that base portion 21A ' bending downwards is formed.In addition, in annular base 21A ',
And two positions interior in opening portion 21A1 ', it is formed with the protrusion 21c ' formed from annular base 21A ' bending.Separately
Outside, in annular base 21A ', and four positions are formed with protrusion 21d ' around the 21A1 ' of opening portion.Protrusion 21d ' passes through punching
Pressure processes and cuts out to be formed to the downside of annular base 21A '.In non-return snap-latch piece 21b ', cut out to form oriented opening portion 21A1 '
Side pawl 21b1 ' outstanding.
Side frame 22 ' is stamping product, is provided integrally with: configuring and has and stator substantially in parallel with axis L
The chassis body 22A ' of the of approximately equal length long size of the height of main body 1；In the lower end of chassis body 22A ' to axis L
The convex edge 22B ' of the arcuation oblong of side bending；And in the upper end of chassis body 22A ' to the engaging of axis L side bending
Portion 22C '.It is embedding that a pair that unilateral a pair of of protrusion 21d ', the 21d ' with annular base 21A ' engages is formed in convex edge 22B '
Close hole 22e ', 22e '.In holding section 22C ', by by part of it to being formed with terminal plate and chassis body 22A ' side bending
22g′。
According to above structure, fixation member 2 ' is installed on stator body 1 as follows.As shown in figure 9, stator body
1, with expanding hole 1H1 made of keeping the inner peripheral end thereof for inserting embedding hole 1H expanding, makes three protrusion 21c ' engagings of carrier frame plate 21 '
And it is embedded in the expanding hole 1H1, and abut the annular base 21A ' of carrier frame plate 21 ' with bottom 1B.Annular base 21A ' as a result,
It is temporarily fixed to the bottom of stator body 1.Then, make the holding section 22C ' of the upper end of side frame 22 ' and stator body 1
The notch 15a of top part 1U engages.At this point, making the terminal plate in the terminal plate 22g ' insertion groove portion 15b of holding section 22C '
The front end of 22g ' is abutted with the upper surface of yoke 13.Also, in this state, by the convex edge 22B ' insertion of side frame 22 '
The back side of the annular base 21A ' of carrier frame plate 21 ' makes a pair of of protrusion 21d ', the 21d ' and a pair of of embedded hole of annular base 21A
22e ', 22e ' engaging.Fixation member 2 ' is assembled in the peripheral part of stator body 1 as a result, and the motor-driven valve for constituting embodiment 2 is used
Stator.
By being fixed as described above, so as to prevent intersecting with axis L for fixation member 2 ' and stator body 1
Direction offset and offset around the direction of rotation of axis L.
Then, the motor-driven valve of second embodiment stator pack is loaded on valve body 3.By the shell 31 of valve body 3 from admittedly
Determine the 21 ' side of carrier frame plate of component 2 ' and leads to the inserting in embedding hole 1H of stator body 1 via the opening portion 21A1 ' Inserted of the carrier frame plate 21 '.
At this point, identical with first embodiment, the notch 11a of the protrusion 33c insertion stator body 1 of above-mentioned valve body 3, it is specified that
Position around axis L of the stator body 1 relative to valve body 3.In addition, contraction flow region 33d and fixation by above-mentioned protrusion 33c
The forked guide pin 21a ' engaging of the two of component 2 ', so that protrusion 33c is guided along the direction axis L and is embedded in notch 11a.
As described above, by the motor-driven valve stator (stator body 1 for being assembled with fixation member 2 ') of second embodiment
When being installed on valve body 3, the pawl 21b1 ' of the non-return snap-latch piece 21b ' of fixation member 2 ' is connected to the cover 33 of valve body 3
Periphery.Also, by the way that valve body 3 is further inserted embedding hole 1H along the direction axis L, thus non-return snap-latch piece 21b ' and pawl
21b1 ' is bent outward, if cover 33 crosses the end of pawl 21b1 ', non-return snap-latch piece 21b ' is returned because of its elastic force
The side axis L is gone back to, the end of pawl 21b ' engages with the periphery back side of cover 33, becomes the state of Fig. 9 to Figure 11.In addition, at this point,
As shown in the enlarged drawing of Fig. 9, the protrusion 21c ' of fixation member 2 ', which is played, is temporarily fixed to stator body 1 for annular base 21A '
Bottom effect, but the cover 33 of the shell 31 of valve body 3 is connected to protrusion 21c ', and limitation valve body 3 is relative to solid
Determine the movement of component 2 ' (stator body 1) upwards.Therefore, which can be firmly secured to valve body with stator.
In this way, according to the motor-driven valve stator of second embodiment, due to being assembled with fixation member 2 ' in stator body 1,
Therefore valve body 3 can be easily attached to.In addition, the elastic force of the side frame 22 ' by fixation member 2 ', it can be reliable
And it is firmly fixed at valve body 3.
In addition, as shown in figure 9, the holding section 22C ' of the side frame 22 ' in fixation member 2 ', terminal plate 22g ' is in exterior
The upper surface of yoke 13 is connected in the groove portion 15b and notch 15a of shell 15, therefore yoke 13 connects with 2 ' electricity of fixation member
Ground.In addition, 33 electrical ground of cover of the annular base 21A ' of fixation member 2 ' and valve body 3.Thereby, it is possible to prevent yoke 13
The generation of the high frequency noise of electricity between shell 31.
Figure 13 is the figure for indicating the variation of second embodiment.In this second embodiment, the non-return of fixation member 2 '
Snap-latch piece 21b ' has pawl 21b1 ', and pawl 21b1 ' is made to be connected to the periphery of the cover 33 of valve body 3 to fix valve body 3,
But can also be as shown in figure 13, in the recessed portion 21b2 ' that non-return snap-latch piece 21b ' formation is protruded towards the side axis L.Also, make recessed
Concave portion 21b2 ' is connected to the periphery of the cover 33 of valve body 3 to fix valve body 3.
In above-mentioned each embodiment, carrier frame plate and side frame is made into fission, fixation member is illustrated,
But the carrier frame plate and side frame can also be integrally formed.
In addition, the valve body of each embodiment is the example of three-way switch valve, but can be applied to control flow
The motor-driven valves such as flow control valve.
More than, the embodiments of the present invention are described in detail with reference to the drawings, but specific structure is not limited to this
A little embodiments, the change etc. for not departing from the design of the range of purport of the invention are also contained in the present invention.
Claims (8)
1. a kind of motor-driven valve stator, has:
The valve body to be worked using the driving of motor part is embedded in the magnetic for inserting the valve body side embedding Kong Eryu by stator body
Property rotor constitutes said motor portion together；And
Said stator main body and above-mentioned valve body is fixed in fixation member,
Said electric valve stator is characterized in that,
Fixation portions part includes:
Cricoid carrier frame plate is configured at the bottom of said stator main body and has the opening portion for the insert of above-mentioned valve body；
And
At least a pair of of side frame, the peripheral bond of one end and above-mentioned carrier frame plate, and the other end and said stator main body
Top part engaging.
2. motor-driven valve stator according to claim 1, which is characterized in that
Above-mentioned side frame has the convex edge to the bending of axis side in the end of above-mentioned carrier frame plate side, and above-mentioned convex edge is connected to
The face of the opposite side in the face of above-mentioned carrier frame plate to connect with said stator main body, and using the convex edge and with said stator main body
The part of top part engaging clamp above-mentioned carrier frame plate and said stator main body, thus fixation portions part be installed on it is above-mentioned
Stator body.
3. motor-driven valve stator according to claim 2, which is characterized in that
Above-mentioned convex edge and above-mentioned carrier frame plate are by engaging the protrusion of a side with the recess portion of another party, so that becoming prevents this convex
The construction of the offset with the direction of above-mentioned Axis Cross and the offset around the direction of rotation of axis of edge and the carrier frame plate.
4. motor-driven valve stator according to claim 3, which is characterized in that
Above-mentioned carrier frame plate has the outer circumference end on the above-mentioned axis direction for inserting embedding hole with the above-mentioned valve body in above-mentioned opening portion
The non-return engagement pawl of portion's non-return engaging, the other end of the above-mentioned side frame in the top part side of said stator main body have in pressing
State the press section at the top of valve body.
5. motor-driven valve stator according to claim 3, which is characterized in that
Above-mentioned carrier frame plate includes
Non-return snap-latch piece, it includes non-return engagement pawl, which is opened on the above-mentioned axis direction for inserting embedding hole with above-mentioned
The peripheral end non-return of above-mentioned valve body in oral area engages；And
It is multiple to shake anti-limited step, it is abutted with the peripheral end elasticity of above-mentioned valve body.
6. motor-driven valve stator according to claim 3, which is characterized in that
Above-mentioned carrier frame plate includes
Non-return snap-latch piece, it includes recessed portion is engaged towards the convex non-return in inside, which engages recessed portion and inserts above-mentioned
Engage on the axis direction in embedding hole with the peripheral end non-return of the above-mentioned valve body in above-mentioned opening portion；And
It is multiple to shake anti-limited step, it is abutted with the peripheral end elasticity of above-mentioned valve body.
7. motor-driven valve stator according to any one of claims 1 to 4, which is characterized in that
Has the clamping piece abutted with the periphery surface elastic of said stator main body in the periphery of above-mentioned carrier frame plate.
8. a kind of motor-driven valve, which is characterized in that
Motor-driven valve described in any one of claim 1~7 is provided to above-mentioned valve body with stator to form.
Applications Claiming Priority (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2017-243832 | 2017-12-20 | ||
| JP2017243832 | 2017-12-20 | ||
| JP2018-175972 | 2018-09-20 | ||
| JP2018175972A JP6883008B2 (en) | 2017-12-20 | 2018-09-20 | Electric valve stator and electric valve |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109944975A true CN109944975A (en) | 2019-06-28 |
| CN109944975B CN109944975B (en) | 2020-10-16 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811473697.9A Active CN109944975B (en) | 2017-12-20 | 2018-12-04 | Stator for electric valve and electric valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109944975B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114811157A (en) * | 2022-04-06 | 2022-07-29 | 浙江中宝自控元件有限公司 | Motor fixing structure and electric valve applying same |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2004332818A (en) * | 2003-05-07 | 2004-11-25 | Saginomiya Seisakusho Inc | Electric valve |
| JP2006020480A (en) * | 2004-07-05 | 2006-01-19 | Saginomiya Seisakusho Inc | Electromagnetic actuator |
| CN1767326A (en) * | 2004-10-29 | 2006-05-03 | 日本电产三协株式会社 | Motor |
| JP2008178291A (en) * | 2001-09-03 | 2008-07-31 | Saginomiya Seisakusho Inc | Motor-operated valve |
| CN102679015A (en) * | 2012-05-25 | 2012-09-19 | 何永水 | Electric valve |
| CN203691201U (en) * | 2012-12-19 | 2014-07-02 | 美蓓亚株式会社 | Stepping motor |
| CN104810952A (en) * | 2015-05-13 | 2015-07-29 | 广东美芝制冷设备有限公司 | Flat cable insulation framework used for distribution roll motor and distribution roll motor provided with the same |
| CN104930248A (en) * | 2015-06-30 | 2015-09-23 | 贵州新安航空机械有限责任公司 | Solenoid valve coil support |
| CN106286947A (en) * | 2015-06-26 | 2017-01-04 | 株式会社鹭宫制作所 | Control valve for fluids |
-
2018
- 2018-12-04 CN CN201811473697.9A patent/CN109944975B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2008178291A (en) * | 2001-09-03 | 2008-07-31 | Saginomiya Seisakusho Inc | Motor-operated valve |
| JP2004332818A (en) * | 2003-05-07 | 2004-11-25 | Saginomiya Seisakusho Inc | Electric valve |
| JP2006020480A (en) * | 2004-07-05 | 2006-01-19 | Saginomiya Seisakusho Inc | Electromagnetic actuator |
| CN1767326A (en) * | 2004-10-29 | 2006-05-03 | 日本电产三协株式会社 | Motor |
| CN102679015A (en) * | 2012-05-25 | 2012-09-19 | 何永水 | Electric valve |
| CN203691201U (en) * | 2012-12-19 | 2014-07-02 | 美蓓亚株式会社 | Stepping motor |
| CN104810952A (en) * | 2015-05-13 | 2015-07-29 | 广东美芝制冷设备有限公司 | Flat cable insulation framework used for distribution roll motor and distribution roll motor provided with the same |
| CN106286947A (en) * | 2015-06-26 | 2017-01-04 | 株式会社鹭宫制作所 | Control valve for fluids |
| CN104930248A (en) * | 2015-06-30 | 2015-09-23 | 贵州新安航空机械有限责任公司 | Solenoid valve coil support |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114811157A (en) * | 2022-04-06 | 2022-07-29 | 浙江中宝自控元件有限公司 | Motor fixing structure and electric valve applying same |
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|---|---|
| CN109944975B (en) | 2020-10-16 |
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