CN101101063A

CN101101063A - Electric valve

Info

Publication number: CN101101063A
Application number: CNA2007101287085A
Authority: CN
Inventors: 大内共存
Original assignee: Fujikoki Corp
Current assignee: Fujikoki Corp
Priority date: 2006-07-03
Filing date: 2007-07-03
Publication date: 2008-01-09
Anticipated expiration: 2027-07-03
Also published as: KR20080003710A; JP2008014345A; CN101101063B

Abstract

The invention relates to an electric valve. The stator is provided with a baffle member which prevents rotation to said can of said stator by engaging with pipe for inducting or educing refrigerant. At the footwall (95), a jut (97) is formed at the position of overlapped metal nudity of stator body (43) along up and down and a clearance (93) is formed between the jut (97) and the metal nudity of stator body (43). A clamp form top wall (101) with elastic baffle member (100) is inserted into the said clearance (93). The baffle member (100) depends on own restoring force to fix on the yoke iron (51) of the stator body (43) and the jut (97) by spring pressure, and the baffle member will not emerge from the clearance (93). Accroding the said invention, it is easy to mount the baffle member on the stator.

Description

Mortor operated valve

Technical field

The mortor operated valve that air-conditioning, chiller plant etc. regulate the flow of fluids such as refrigeration agent the present invention relates to pack into.

Background technique

Fig. 7 is the longitudinal section of an example of mortor operated valve of the conventional art that disclosed of expression patent documentation 1, and Fig. 8 is the stereogram of the employed spline member of the mortor operated valve of Fig. 7.Mortor operated valve 10 comprises: have valve chamber 21 and be formed at the valve body 20 of the valve seat 22 of internal valve chamber; With valve seat 22 contact, separate and spool 23 that the opening portion of valve seat 22 is opened and closed; And be fixed on housing 40 on the valve body 20.Keep rotor 30 in the housing 40, rotor 30 is rotated stator 42 outer being enclosed within on the housing 40 of driving.On valve body 20, be provided with from the extended downwards pipe 20a in valve body 20 bottom surfaces and from valve body 20 sides to the extended pipe 20b of substantially horizontal, be imported in the valve chamber 21 by these

pipes

20a, 20b refrigeration agent, the refrigeration agent in the valve chamber 21 is exported to the outside.

Housing 40 is formed by nonmagnetic metal, and being has the cylindric of top, and utilizes mode such as welding to be fixed on the flange shape plate 41, and flange shape plate 41 is fixed on the top of valve body 20, and housing 40 inside are held in airtight conditions.Stator 42 has the resinous housing department 44 in stator body 43, the covering stator body outside.Stator body 43 comprises: the yoke 51 that is made of magnetic material; Be wound on the stator coil up and down 53,53 on this yoke 51 by coil rack 52.Housing department 44 has the outer embedding hole 44a that is enclosed within on the housing 40.

The spool 23 that is made of needle-valve is formed on the lower end of valve shaft 24.The rotation of rotor 30 is transformed into the action of spool 23 and valve seat 22 contact separations by driving mechanism.This driving mechanism is a screwfeed mechanism, and this screwfeed mechanism comprises: the pilot sleeve 26 that is fixed to extended to the direction of rotor 30, as to be formed with retaining thread portion 25 tubular on valve body 20; Valve shaft support 32 with mobile screw section 31 that the retaining thread portion 25 with this pilot sleeve 26 screws togather.Retaining thread portion 25 constitutes the outside thread that is formed at pilot sleeve 26 peripheries.In addition, mobile screw section 31 constitutes the internal thread that is formed at week in the valve shaft support 32.

Valve shaft support 32 is positioned at the outside of pilot sleeve 26, and is the drum that the top is arranged of opening downwards, in the top diameter reducing part and 33 connections of utilization pushing nut of the chimeric valve shaft 24 in the center of its roof.Valve shaft 24 up and down movably intercalation be compressed the power downwards of helical spring 34 all the time, and compression helical spring 34 is compressed in the valve shaft support 32 of packing at the center of valve shaft support 32.At the sidewall of pilot sleeve 26, be formed with the uniform balancing orifice 26b of pressure that makes in valve chamber 21 and the housing 40.

In the periphery that is pressed into the pushing nut 33 that is fixed in valve shaft 24 upper ends, the Returnning spring 35 that constitutes with compression helical spring cylindraceous is installed.When screwing togather of the mobile screw section 31 of the retaining thread portion 25 of pilot sleeve 26 and valve shaft support 32 broke away from, Returnning spring 35 also carried out the application of force so that two

screw sections

25,31 recover to screw togather with the inner face butt of housing 40.

Valve shaft support 32 combines by supporting ring 36 with rotor 30.The chimeric top teat that valve shaft support 32 is arranged of interior all hole portions of supporting ring 36, by the periphery of this top teat is riveted, rotor 30, supporting ring 36 and valve shaft support 32 are just combined.

On pilot sleeve 26, be fixed with the bottom stop body 27 of ring-type, be equipped with tabular bottom block sheet 27a on the top of bottom stop body 27.In addition, on valve shaft support 32, be fixed with the top stop body 37 of ring-type, be equipped with tabular top block sheet 37a in the bottom of top stop body 37, and can engage with bottom block sheet 27a.Bottom stop body 27 is fixed on the spiral chute part 26a that is formed at pilot sleeve 26 peripheries, and top stop body 37 is fixed on the spiral chute part 32b that is formed at valve shaft support 32 peripheries.

Stator 42 has a plurality of conductor terminals 54 that are connected with

stator coil

53,53, and this conductor terminal 54 is connected with wiring terminal 56, is connected with a plurality of leads 55 on the wiring terminal 56.And the case 57 that covers wiring terminal 56 is welded on the stator 42, is filled with the filler 58 of epoxy resin etc. in the case 57.

Housing 40 is entrenched among the embedding hole 44a of housing department 44 of stator 42, utilizes the spline member 59 that is welded on housing department 44 lower surfaces to stop the rotation of relative valve body 20 and housing 40.Spline member 59 has as shown in Figure 8: the roof 60 that is formed with the level of mounting hole 60a; From extended downwards 2 arms 61,61 of the both side edges of this roof 60.Be formed with on the roof 60 from the outstanding upward positioning part 62 of one end.Spline member 59 is made of the rubber-like sheet metal of stainless steel etc.

2 arms 61,61 have from the extended downwards parallel portion of roof 60 and with the continuous curved part in parallel portion below, curved part form with from valve body 20 sides to the identical radius of curvature of the extended pipe 20b of substantially horizontal external diameter.To insert the mounting hole 60a from the outstanding projection of stator 42 lower surfaces, and utilize ultrasonic welder that this projection is flattened, thus spline member 59 is fixing.Projection after the symbol 45 ' expression of Fig. 7 is flattened.Engage by the bight of positioning part 62, stop of the rotation of spline member 59 with respect to projection 45 ' with stator 42.

Adopt the mortor operated valve of above-mentioned formation, embedding hole 44a by making stator 42 and housing 40 are chimeric and be pressed into stator 42 to valve body 20 directions, 2 arms 61,61 of spline member 59 just become radially the state that the pipe 20b with substantially horizontal seizes on both sides by the arms, therefore, stator 42 can be very easy to and be fixed on reliably on valve body 20 and the housing 40.

Patent documentation 2 discloses the example that other spline member is arranged.Fig. 9 is the stereogram of this spline member.Rubber-like sheet metals such as these spline member 70 usefulness stainless steels form, and comprising: the clip shape handle 73 with extended downwards 2

arm

72a, 72b; The flat base portion 75 that is connected with this handle 73 by joint 74.Base portion 75 is parallel with respect to the roof of handle 73, and extends more longways to the left and right from above-mentioned roof.In addition, thus the 75b of the edge portion central part depression with near the 75a of the edge portion opposition side of above-mentioned joint 74 of base portion 75 forms circular-arc 75e.

2

arm

72a, 72b have: extend downwards and towards rake 72c, the 72d of inboard from handle 73 roofs; With continuous curved part 72f, the 72f in this rake below; With also tortuous laterally continuously rake 72g, the 72h in this curved part below.Curved part 72f, 72f form the identical radius of curvature of pipe 20b (with reference to Fig. 7) external diameter with substantially horizontal.Joint 74 is provided with mounting hole 76, and the extension part 75c of base portion about 75 is provided with mounting hole 75d.

Adopt the spline member 70 that so constitutes, by being entrenched among the embedding hole 44a of stator shown in Figure 7 42 and to valve body 20 directions, housing 40 is pressed into stator 42, curved part 72f, the 72f of arm 72a, the 72b of spline member 70 just becomes radially the state that the pipe 20b with substantially horizontal seizes on both sides by the arms, therefore, stator 42 can be easily and is fixed on reliably on the valve body 20.As shown in figure 10, by with mounting hole 75d, the 75d and 76 of spline member 70 respectively with a plurality of projections 45 around the embedding hole 44a that is formed on stator 42 lower surfaces in accordance with regulations at interval in 3 tablings and utilize ultrasonic welder for example to flatten with the projection of the chimeric projection 45 of mounting hole 75d, thereby make spline member 70 fixing.Figure 10 is the longitudinal section that housing 40, housing 40 internal structures and valve body is omitted expression.

Figure 11 is the diagrammatic sketch that explanation spline member 70 is fixed on the state of stator 42 bottoms, is the diagrammatic sketch of seeing Figure 10 from the direction of arrow.In Figure 11,3 projections 45 in the embedding hole 44a a plurality of projections 45 on every side that are formed on stator 42 in accordance with regulations at interval are entrenched among mounting hole 75d, the 75d and 76 of spline member 70, and the circular arc part 75e of spline member 70 installs along the circle-shaped edge of embedding hole 44a.State after flatten on the top that among Figure 10,11 45 ' expression utilizes ultrasonic welder will insert the projection 45 of mounting hole 75d.

Among Figure 11, lead 55 is in respect to the pipe (not shown) that is kept by spline member 70 and leaves 180 ° position, but also lead 55 will be made in other position with respect to the position of pipe sometimes.In this mortor operated valve, by the projection 45 among mounting hole 75d, the 75d, 76 that are entrenched in spline member 70 is changed, just can spline member 70 be staggered with respect to the mounting point of stator 42 with 45 ° interval, therefore variable lead 55 is with respect to the position of pipe.

In the mortor operated valve of above-mentioned conventional art, when being installed in the spline member on the stator, must will be formed at the projection flattening of stator by modes such as welding, therefore, spend the time in the manufacturing.

In addition, owing to can not once the spline member that is installed on the stator be taken off, can not tackle because of the situation of the necessary change of specification change spline member with respect to the mounting point of stator.

In addition, also have following problem: in motor action, constitute the coil of stator charged and and rotor between discharge, become the noise of the control signal that the aperture of spool etc. is controlled, the generation misoperation.

Patent documentation 1: TOHKEMY 2000-346226 communique

Patent documentation 2: TOHKEMY 2003-185302 communique

Summary of the invention

In view of the above problems, the object of the present invention is to provide a kind of like this mortor operated valve, this mortor operated valve is provided with the spline member on stator, thereby this spline member engages the rotation of prevention stator with respect to housing with the pipe that refrigeration agent is imported or derives usefulness, and the spline member is easily mounted on the stator.

Another object of the present invention is that the mortor operated valve of a kind of variable spline member with respect to the mounting point of stator is provided.

Another object of the present invention is, provide a kind of prevent the coil of stator in the motor action charged and and rotor between the mortor operated valve of discharge takes place.

For achieving the above object, mortor operated valve of the present invention has: valve body, described valve body have valve chamber and are formed at the valve seat of internal valve chamber; Spool, described spool contact, separate with described valve seat and the opening portion of described valve seat is opened and closed; Housing, described housing are fixed on the described valve body; Ensconce in the described housing in the rotor, described rotor; Stator, described stator are rotatably outer to be enclosed within on the described housing, and described rotor is rotated driving; Driving mechanism, described driving mechanism becomes the contact separation action of described spool with respect to described valve seat with the rotation transformation of described rotor; Pipe, described pipe is located on the described valve body to foreign side with extending, is used for refrigeration agent imported in the described valve chamber or with the refrigeration agent in the described valve chamber exporting to the outside; The spline member of elastically deformable, described spline member is installed on the described stator, stops the rotation of described stator with respect to described housing by engaging with described pipe; And jut, described jut is located on the described stator, is used to install described spline member, by making described spline component elasticity distortion, detachable described spline member on described jut.

Adopt mortor operated valve of the present invention, when being installed in the spline member on the stator, needn't weld or loaded down with trivial details operation such as screw, can easily install quickly, so the operation raising.

In addition, because the resinous housing department in the covering stator outside is made of the housing department of the embedding hole with chimeric housing and the bottom wall portion that is installed on this housing department, on this bottom wall portion, form jut, can be with the simplifying the structure of the metal mold of shaping housing department, so manufacture cost descends.

Because the spline member is formed by the good material of electric conductivity, and under the state that the spline member is installed on the jut, the coil of stator and pipe are electrically connected by the spline member, can prevent to discharge between the coil of stator and the rotor, therefore, can prevent that control signal from the situation of misoperation taking place in a jumble, can improve reliability.

By a plurality of juts are set on stator in advance, after being installed in the spline member on the jut, can tackle because of specification change must change spline member with respect to the situation of the mounting point of stator, so can obtain the generalization of part, can reduce the expense of metal mold expense etc.

Description of drawings

Fig. 1 is the diagrammatic sketch of stator major component of the mortor operated valve of expression the present invention one example.

Fig. 2 is the diagrammatic sketch of diapire member of the stator part of expression example.

Fig. 3 is illustrated in the diagrammatic sketch that state behind the diapire member shown in Figure 2 is housed on the stator major component shown in Figure 1.

Fig. 4 is the diagrammatic sketch of the spline member of expression example.

Fig. 5 is illustrated in the diagrammatic sketch that state behind the spline member shown in Figure 4 is housed on the assembly shown in Figure 3.

Fig. 6 is the amplification view of the installment state of expression spline member.

Fig. 7 is the longitudinal section of mortor operated valve one example of expression conventional art.

Fig. 8 is the stereogram that expression is assemblied in the spline member on the mortor operated valve shown in Figure 6.

Fig. 9 is the stereogram that expression is assemblied in another example of spline member on the mortor operated valve of conventional art.

Figure 10 is the longitudinal section that is equipped with the mortor operated valve of spline member shown in Figure 9.

Figure 11 is the worm's eye view of mortor operated valve shown in Figure 10.

Embodiment

Below, the embodiment of mortor operated valve of the present invention is described with reference to the accompanying drawings.Fig. 1 is the diagrammatic sketch of the stator major component of expression mortor operated valve of the present invention, (a) is longitudinal section, (b) is its worm's eye view.In the figure of back of the diagram embodiment of the invention, for structural element and the position identical, to put on and the identical symbol of symbol of usefulness with the mortor operated valve of conventional art, omission further specifies.Mortor operated valve of the present invention mortor operated valve with conventional art basically is identical, has: valve body, this valve body have valve chamber and are formed at the valve seat of internal valve chamber; Spool, separates and the opening portion of valve seat is opened and closed the contact of this spool and valve seat; Housing, this housing is fixed on the valve body; Ensconce in the housing in the rotor, this rotor; Stator, this stator is installed on the outside, and rotor is rotated driving; Driving mechanism, this driving mechanism becomes the contact separation action of spool with respect to valve seat with the rotation transformation of rotor; And pipe, this pipe is located on the valve body highlightedly to foreign side, is used for refrigeration agent imported in the valve chamber or with the refrigeration agent in the valve chamber exporting to the outside, by the electromagnetic action of stator, the rotor that is built in the housing just produces rotation, and the valve seat in making spool and being formed on valve chamber contacts, separates.

Mortor operated valve shown in Figure 1 shows the stator 42 of the bottom wall portion that the spline member is installed being removed the back state.As shown in Figure 1, constitute metal yoke 51 outsides of stator body 43 by resinous housing department 44 coverings.Yoke 51 inboards are the embedding hole 44a of chimeric housing.Be formed with on the housing department 44 from the outstanding to the inside inside lip part 46 in position of the top slightly of its underpart, cover the part of yoke 51 bottom surfaces, but expose yoke 51 by the breach 47 that is formed at more than 46 position of lip part.It around the lip part 46 ring-type teat 48 with stepped protuberance.The formation position of breach 47 is corresponding with the position that the spline member that Hou states select to be installed, and in illustrative example is to form around the central shaft of stator 42 angle intervals with per 90 degree.

Fig. 2 represents to be installed in the bottom wall portion 95 on the housing department 44, (a) is sectional view, (b) is plan view, (c) is the stereogram that the A portion in (b) is amplified expression, (d) is the sectional view of the B-B line in (b).Bottom wall portion 95 shown in Figure 2 is used to the spline member that Hou is stated is installed, and has the inboard size of ring-type teat 48 (with reference to Fig. 1) that is entrenched in housing department 44 bottoms that stator body 43 is covered, and bottom wall portion 95 is plates that the center has the roughly ring-type of hole 95a.Bottom wall portion 95 has inside lip part 96, and lip part 96 has the corresponding shape of lip part 46 (with reference to Fig. 1) with housing department 44.On this lip part 96, be provided with to the outstanding tongue-shaped jut 97 of radially inner side in the position corresponding, and be formed with

slit

98,98 in the both sides of jut 97 with each breach 47 (with reference to Fig. 1) of housing department 44.That is, the breach 47 of housing department 44 overlaps formation with the jut 97 of bottom wall portion 95 at above-below direction.The

slit

98,98 of jut 97 both sides is formed with the above width of aftermentioned spline member thickness of slab.The central hole 95a of the ring-type of bottom wall portion 95 is used for the installation of valve body 20.

Upper surface at each jut 97 is formed with depressed part 99, and this depressed part 99 extends to the radial outside of bottom wall portion 95 near the position of the periphery of bottom wall portion 95 than its tip portion slightly from each jut 97 upper surface.This depressed part 99 forms along the darkest hull bottom shape of bottom wall portion 95 center line radially, and its center line both sides are to the centerline direction oblique gentle slope of square neck down.

Bottom wall portion 95 and housing department 44 splits, but use the resin material identical to form with housing department 44.By bottom wall portion 95 being made and housing department 44 splits, the metal mold of complicated sliding motion structure like that when just not needing that bottom wall portion 95 and housing department 44 be configured as one, the metal mold structure becomes simply, and it is also easy to be shaped.In addition, because bottom wall portion 95 and housing department 44 be made of same material, so available ultrasonic welding mode is welded on the housing department 44 easily.In addition, upper surface in bottom wall portion 95 is provided with a plurality of chimeric recess 95b, bottom surface at housing department 44, be provided with fitting projection 44b (with reference to Fig. 1) in the position corresponding with this chimeric recess 95b, by this fitting projection 44b and chimeric recess 95b is chimeric, bottom wall portion 95 just is positioned on the housing department 44.

Fig. 3 represents bottom wall portion 95 is assemblied in state on the housing department 44, (a) is longitudinal section, (b) is its worm's eye view.Under bottom wall portion 95 is assembled in state on the housing department 44, be formed with gap 93 (with reference to Fig. 6 (b)) a little between yoke 51 lower surfaces of the upper surface of jut 97 and stator body 43.

Fig. 4 represents to be installed in the spline member on the mortor operated valve shown in Figure 3.Fig. 4 (a) is the plan view of spline member, (b) is plan view, (c) is side view, (d) is the explanatory drawing of the deformation form of expression spline member when being installed on the bottom wall portion.Spline member 100 has having the form of the clip shape of elasticity and the bending of electric conductivity good metal plate formation, has roof 101 that engages with depressed part shown in Figure 2 99 and 2 arms 102,102 that extend and engage with pipe 20b (with reference to Fig. 7) from the two ends of roof 101 downwards.On each arm 102, be formed with corresponding with the profile of pipe 20b and circular-arc embracing of bloating laterally and press from both sides part 103.The tip portion 104 of embracing folder part 103 of each arm 102 is warpage laterally, successfully to accommodate pipe 20b.

The roof 101 of spline member 100 become depressed part 99 with the jut 97 of bottom wall portion 95 corresponding, the hull bottom shape of central part for protruding downwards, shown in Fig. 4 (d) left side, that it is deformed into is near each other if pinch two arms 102,102, and then the central part of roof 101 is deformed into smooth gradually.Under this state, will become smooth roof 101 easily and insert gap 93 shown in Figure 6.

Fig. 5 is the diagrammatic sketch that expression is installed in spline member 100 shown in Figure 4 state on the jut 97 of assembly of housing department shown in Figure 3 44 and bottom wall portion 95, (a) be the longitudinal section that the central part of the spline member 100 after radially will the installing of bottom wall portion 95 is vertically analysed and observe the back state, (b) being its worm's eye view, (c) is with the longitudinal section of the spline member 100 after installing as positive back state.Spline member 100 is according to the lead 55 position relation with pipe 20b (with reference to Fig. 7), and selects to be formed at any jut 97 in a plurality of juts 97 of bottom wall portion 95, and is installed on the bottom wall portion 95.Because jut 97 forms radially inner side towards bottom wall portion 95, so spline member 100 is installed on the jut 97 from the radially inner side of bottom wall portion 95 with being pressed into laterally.At this moment, two arms 102,102 that pinch spline member 100 with finger make its resiliently deformable to the inside, and insertion is formed in the

slit

98,98 of jut 97 both sides.Because the most inboard limited location system of

slit

98,98, so spline member 100 is not pressed into radial outside with can not surpassing assigned position.

Insert the bottom that is formed on stator body 43 and the gap between the jut 97 (with reference to Fig. 6 (b)) behind the inboard will shown in Fig. 4 (d), being deformed into smooth roof 101, if will pinch the distortion releasing that two arms 102,102 are produced, roof 101 just is returned to original form along depressed part 99 ground that are formed at the jut 97 of bottom wall portion 95.Thus, insert the spline member 100 in the gap 93 roof 101 Elastic Contact be installed on the jut 97 of the bottom of stator body 43 and bottom wall portion 95.Elastic force by this moment is fixing with spline member 100, so spline member 100 can not deviate from from the depressed part 99 of jut 97.So, the installation exercise of spline member 100 is installed quickly, and is simply, so ratio welding or screw assembling are easily, and fixing behind the insertion spline member 100 also becomes reliable.

In addition, in this example, under spline member 100 was installed in state on the jut 97, the roof 101 of spline member 100 just contacted with the yoke 51 of stator body 43, and the coil 53 of stator body 43 is electrically connected with pipe 20b by spline member 100.Therefore, even coil 53 is charged because of the effect of capacitor,, carry out the situation of misoperation because of the charged particles of stator body 43 so can prevent mortor operated valve because charged particles is grounded on pipe 20b by spline member 100.

For jut 97, also can form to the outstanding form of the radial outside of bottom wall portion 95.In this occasion, the installation of spline member 100 on jut 97 is from radial outside to the inside, so installation exercise is very easy to.

In the present invention, also be very easy to take off the spline member 100 that is mounted.At first, make 2 arms, 102,102 resiliently deformables of spline member 100 become near each other.Thus, roof 101 becomes flat condition, makes roof 101 move and it is broken away from from jut 97 to the radially inner side of bottom wall portion 95 by gap 93 (with reference to Fig. 6).So, the spline member of installing 100 can be taken off, even because specification change and spline member 100 are that the mounting point of spline member 100 on stator 42 produces change and also can tackle with respect to the position of pipe 20b.Therefore, can obtain the generalization of metal mold, manufacture cost descends.

More than, the embodiment of mortor operated valve of the present invention has been described, but resinous bottom wall portion 95 is seen also they are integral not necessarily with housing department 44 splits.Others without departing from the spirit and scope of the present invention, can be implemented various variations to above-mentioned example.

Claims

1. mortor operated valve, it is characterized in that having: valve body, described valve body have valve chamber and are formed at the valve seat of internal valve chamber; Spool, described spool contact, separate with described valve seat and the opening portion of described valve seat is opened and closed; Housing, described housing are fixed on the described valve body; Ensconce in the described housing in the rotor, described rotor; Stator, described stator are rotatably outer to be enclosed within on the described housing, and described rotor is rotated driving; Driving mechanism, described driving mechanism becomes the contact separation action of described spool with respect to described valve seat with the rotation transformation of described rotor; Pipe, described pipe is located on the described valve body to foreign side with extending, is used for refrigeration agent imported in the described valve chamber or with the refrigeration agent in the described valve chamber exporting to the outside; The spline member of elastically deformable, described spline member is installed on the described stator, stops the rotation of described stator with respect to described housing by engaging with described pipe; And jut, described jut is located on the described stator, is used to install described spline member, by making described spline component elasticity distortion, can install and remove described spline member by described relatively jut.

2. mortor operated valve as claimed in claim 1 is characterized in that described stator comprises: stator body; Cover the outside of this stator body and have the housing department of the embedding hole of chimeric described housing; And be installed in bottom wall portion on this housing department, on described bottom wall portion, be formed with described jut.

3. as claim 1 or the described mortor operated valve of claim 2, it is characterized in that, described spline member is formed by the good material of electric conductivity, and under described spline member was installed in state on the described jut, the coil of described stator and described pipe were electrically connected by described spline member.

4. as claim 1 each described mortor operated valve to the claim 3, it is characterized in that, on described stator, be provided with a plurality of described juts.