CN205654942U - Solenoid valve - Google Patents

Abstract

The utility model discloses a solenoid valve, include: the valve casing, coil skeleton, coil skeleton establishes in the valve casing, the chamber of holding has in the coil skeleton, the tuyere, the tuyere is established hold the intracavity just the one end of tuyere is stretched out the valve casing, the tuyere has the air vent, and a valve cor, the case is followed the axial movably who holds the chamber establishes hold the intracavity in order to open and to close the air vent, be equipped with first spacing portion on the case, it is equipped with the spacing portion of second to hold the intracavity, first spacing portion with the cooperation of the spacing portion of second is with the restriction the case is in hold the upwards activity of week in chamber, the touching -type roller button further comprises elastic components, the elastic component is established the case with between the tuyere just the both ends of elastic component are only supported respectively the case with the tuyere. According to the utility model discloses a solenoid valve can prevent that the case is along holding the circumferential direction in chamber to improve solenoid valve's gas tightness.

Description

Electromagnetic valve

Technical field

This utility model relates to a kind of electromagnetic valve.

Background technology

In the energized state, spool moves until sealing under the effect of electromagnetic force the electromagnetic valve of correlation technique to the direction of tuyere Part closes the gas outlet of passage of tuyere, and under normal conditions, spool is located at the interior intracavity of coil rack and along the axle of inner chamber To movement, and spool also can rotate in skeleton during moving axially along inner chamber and cannot fully seal gas outlet, And then cause electromagnetic valve air-tightness bad.

Utility model content

One of technical problem that this utility model is intended to solve in correlation technique the most to a certain extent.To this end, this practicality is new Type proposes a kind of electromagnetic valve, and described electromagnetic valve has good air-tightness.

According to electromagnetic valve of the present utility model, including: valve casing；Coil rack, described coil rack is located in described valve casing, There is in described coil rack receiving chamber；Tuyere, described tuyere is located at one end of described receiving intracavity and described tuyere and stretches out institute Stating valve casing, described tuyere has passage；Spool, described spool is located at described appearance movably along the axial of described receiving chamber Receiving intracavity to open and close described passage, described spool is provided with the first limiting section, and described receiving intracavity is provided with the second limit Position portion, described first limiting section coordinates with described second limiting section to limit the activity in the circumference in described receiving chamber of described spool； Elastic component, described elastic component is located between described spool and described tuyere and described spool is only supported at the two ends of described elastic component respectively With described tuyere.

According to electromagnetic valve of the present utility model, spool is provided with the first limiting section, accommodates intracavity and is provided with the second limiting section, passes through First limiting section and the second limiting section coordinate to limit spool activity in the circumference accommodating chamber, thus spool can be prevented along accommodating Circumferentially rotating of chamber, improves the air-tightness of electromagnetic valve.

It addition, according to electromagnetic valve of the present utility model, it is also possible to have a following additional technical characteristic:

According to embodiments more of the present utility model, the cross section of described spool is formed as non-circular, the outside wall surface shape of described spool Becoming described first limiting section, the cross section in described receiving chamber is formed as corresponding with the cross section of described spool non-circular, described The internal face of coil rack is formed as described second limiting section.

According to embodiments more of the present utility model, being formed as at least partially along described receiving chamber of the outside wall surface of described spool Axially extended first plane, the internal face of described coil rack is provided with second plane corresponding with described first plane, institute Stating the first planar shaped and become described first limiting section, described second planar shaped becomes described second limiting section.

Alternatively, the outer peripheral face of described spool is provided with two described first planes being arranged symmetrically with, described coil rack interior Wall is provided with two described second planes being arranged symmetrically with.

According to embodiments more of the present utility model, the internal face of described coil rack be provided with along described receiving chamber radial direction to Outer prominent groove, forms airspace between the outside wall surface of described groove and described spool.

According to embodiments more of the present utility model, described coil rack includes: coil pipe；Overhead gage, described overhead gage sets Extend radially outward in the upper end of described coil pipe and in the outside wall surface of described coil pipe；Lower baffle plate, described lower baffle plate sets Extending radially outward in the lower end of described coil pipe and in the outside wall surface of described coil pipe, described line is run through in described receiving chamber Circle pipe, described overhead gage and described lower baffle plate；Guiding bonnet, described guiding bonnet is located at the upper end in described receiving chamber to limit Described spool is the most movable, and described guiding bonnet is provided with and the passage of described receiving chamber conducting.

Alternatively, described guiding bonnet includes the reinforcement that multiple intersection is connected, and limits between adjacent two described reinforcements Described passage.

Further, described guiding bonnet includes that two described reinforcements, two described reinforcements intersections are connected to form as cross Shape.

Alternatively, described coil pipe, overhead gage and lower baffle plate are integrally formed.

According to embodiments more of the present utility model, described elastic component is spring, and described spring is against described spool and described wind Between mouth.

Additional aspect of the present utility model and advantage will part be given in the following description, and part will become from the following description Obtain substantially, or recognized by practice of the present utility model.

Accompanying drawing explanation

Fig. 1 is the explosive view of the electromagnetic valve according to this utility model embodiment；

Fig. 2 is the structural representation of the electromagnetic valve according to this utility model embodiment；

Fig. 3 is the sectional view of the electromagnetic valve according to this utility model embodiment；

Fig. 4 is the structural representation of an angle of the coil rack of the electromagnetic valve according to this utility model embodiment；

Fig. 5 is the structural representation of another angle of the coil rack of the electromagnetic valve according to this utility model embodiment；

Fig. 6 is the top view of the coil rack of the electromagnetic valve according to this utility model embodiment；

Fig. 7 is the structural representation of the spool of the electromagnetic valve according to this utility model embodiment.

Reference:

100: electromagnetic valve；

1: valve casing；

2: coil rack, 21: coil pipe, 22: overhead gage, 23: lower baffle plate, 231: projection, 24: guide bonnet, 241: the passage of guiding bonnet, 25: receiving chamber, 251: groove, 252: the second limiting sections, 253: groove；

3: tuyere, 31: the passage of tuyere；

4: spool, 41: the first limiting sections, 42: body, 43: sealing member；

5: elastic component.

Detailed description of the invention

Of the present utility model embodiment is described below in detail, and the example of described embodiment is shown in the drawings.Below with reference to The embodiment that accompanying drawing describes is exemplary, it is intended to be used for explaining this utility model, and it is not intended that to of the present utility model Limit.

In description of the present utility model, it is to be understood that term " " center ", " longitudinally ", " laterally ", " length ", " width Degree ", " thickness ", " on ", D score, "front", "rear", " vertically ", " level ", " top ", " end " " interior ", " outward ", Orientation or the position relationship of the instruction such as " axially ", " radially ", " circumferential " are based on orientation shown in the drawings or position relationship, It is for only for ease of description this utility model and simplifies description rather than instruction or imply that the device of indication or element must have Specific orientation, with specific azimuth configuration and operation, therefore it is not intended that to restriction of the present utility model.

Additionally, term " first ", " second " are only used for describing purpose, and it is not intended that instruction or hint relative importance Or the implicit quantity indicating indicated technical characteristic.Thus, define " first ", the feature of " second " can be expressed Or implicitly include at least one this feature.In description of the present utility model, " multiple " are meant that at least two, example Such as two, three etc., unless otherwise expressly limited specifically.

In this utility model, unless otherwise clearly defined and limited, term " install ", " being connected ", " connection ", " Gu Fixed " etc. term should be interpreted broadly, connect for example, it may be fixing, it is also possible to be to removably connect, or integral；Can Be mechanically connected, it is also possible to be electrical connection or each other can communication；Can be to be joined directly together, it is also possible to by between intermediary Connect connected, can be connection or the interaction relationship of two elements of two element internals, unless otherwise clear and definite restriction. For the ordinary skill in the art, concrete in this utility model of above-mentioned term can be understood as the case may be Implication.

Below with reference to Fig. 1 and Fig. 7, the electromagnetic valve 100 according to this utility model embodiment is described.

As it is shown in figure 1, according to the electromagnetic valve 100 of this utility model embodiment include valve casing 1, coil rack 2, tuyere 3, Spool 4 and elastic component 5.

Specifically, coil rack 2 is located in valve casing 1, has receiving chamber 25 in coil rack 2；Tuyere 3 is located at receiving chamber Valve casing 1 is stretched out in 25 interior and tuyere 3 one end, and tuyere 3 has passage 31；Spool 4 is along accommodating axially can living of chamber 25 Being located at receiving chamber 25 interior to open and close passage 31, spool 4 is provided with the first limiting section 41 dynamicly, accommodates in chamber 25 Being provided with the second limiting section 252, the first limiting section 41 coordinates to limit spool 4 and is accommodating chamber 25 with the second limiting section 252 Activity in circumference；Elastic component 5 is located between spool 4 and tuyere 3 and the two ends of elastic component 5 only support spool 4 and tuyere respectively 3。

As shown in Figure 1-Figure 3, having installing space in valve casing 1, coil rack 2 is located at installing space, in coil rack 2 Having receiving chamber 25, receiving chamber 25 is formed along the length direction of coil rack 2 and accommodates the open at both ends in chamber 25.Such as figure Shown in 3, tuyere 3 is located in accommodating chamber 25 and valve casing is stretched out in one end (lower end of tuyere 3 as shown in Figure 3) of tuyere 3 1, tuyere 3 is provided with passage 31, and passage 31 axially penetrates through tuyere 3 along tuyere 3, the lower ending opening position of passage 31 Outside valve casing 1.

Spool 4 is located in accommodating chamber 25 and is positioned at the top of tuyere 3, and spool 4 can accommodate chamber 25 and valve in column structure Core 4 is suitable, and spool 4 accommodates in chamber 25, to open and close passage along accommodating axially movably being located at of chamber 25 The upper end open of 31.Specifically, coil is wrapped on coil rack 2, and when electromagnetic valve 100 is energized, spool 4 is at electromagnetism Under the effect of power, can move along the tuyere 3 that is axially facing accommodating chamber 25, to close the upper end open of passage 31.Need Illustrate, in this utility model, axially refer to above-below direction as depicted, circumference refer to along for axial around axle To direction.

At spool 4 along accommodating when moving axially of chamber 25, spool 4 also can produce to a certain degree in the circumference accommodating chamber 25 Rotation, thus spool 4 can be caused cannot to fully seal with tuyere 3, affect the air-tightness of electromagnetic valve 100.Thus, exist Spool 4 is provided with the first limiting section 41, is provided with the second limiting section 252 in accommodating chamber 25, by the first limiting section 41 and the Two limiting sections 252 coordinate can limit spool 4 circumferentially activity within accommodating chamber 25.Thus spool 4 can be prevented along accommodating chamber 25 circumferentially rotate, and then improve the air-tightness of electromagnetic valve 100.

Elastic component 5 is located between spool 4 and tuyere 3, can be that spool 4 moves up offer power, the two ends of elastic component 5 Only supporting spool 4 and tuyere 3 respectively, as it is shown on figure 3, spool 4 is only supported in the upper end of elastic component 5, the lower end of elastic component 5 is only supported Tuyere 3.Specifically, under electromagnetic valve 100 "on" position, spool 4 moves towards tuyere 3 under the effect of electromagnetic force, Now elastic component 5 is in compressive state, and stores potential energy, until spool 4 closes the upper end open of passage 31；At electromagnetism Under valve 100 off-position, elastic component 5 recovers and discharges potential energy, and spool 4 is directed away from tuyere under the effect of elastic component 5 The direction of 3 is moved, and the upper end open of tuyere 3 is opened, and air-flow is discharged from the upper end open of tuyere 3.

Electromagnetic valve 100 according to this utility model embodiment, spool 4 is provided with the first limiting section 41, is provided with in accommodating chamber 25 Second limiting section 252, coordinates to limit spool 4 by the first limiting section 41 with the second limiting section 252 and is accommodating chamber 25 Activity in circumference, thus spool 4 circumferentially rotating, to improve the air-tightness of electromagnetic valve 100 along receiving chamber 25 can be prevented.

In embodiments more of the present utility model, the cross section of spool 4 is formed as non-circular, and the outside wall surface of spool 4 can shape Become the first limiting section 41, accommodate the cross section in chamber 25 and be formed as corresponding with the cross section of spool 4 non-circular, coil bone The internal face of frame 2 is formed as the second limiting section 252.Thus, by the inwall of the outside wall surface of spool 4 Yu coil rack 2 The cooperation in face, can limit spool 4 rotating in a circumferential direction along receiving chamber 25, thus improve the air-tightness of electromagnetic valve 100.

Specifically, the cross section of spool 4 is formed as non-circular, and the outside wall surface of spool 4 is formed as non-cylindrical, coil rack 2 Internal face suitable with the outside wall surface of spool 4, due to spool 4 with accommodate chamber 25 and be formed as non-cylindrical, spool 4 is holding Activity in the circumference accommodate chamber 25 of receiving in chamber 25 can be restricted, thus spool 4 can be avoided to circumferentially rotate along accommodating chamber 25.

In examples more of the present utility model, the cross section of spool 4 can be formed as polygon, and spool 4 is formed as polygon Shape column, the cross section in receiving chamber 25 is formed as the polygon corresponding with the cross section of spool 4, and the outside wall surface of spool 4 is formed as Polygonal column body structure is to constitute the first limiting section 41, and the shape accommodating chamber 25 of coil rack 2 matches with spool 4, Spool 4 is positioned at and accommodates chamber 25 and can be along accommodating the moving axially of chamber 25, the polygon column of spool 4 and receiving chamber more than 25 Side column shape matches, and the outside wall surface of spool 4 and the internal face of coil rack 2 coordinate so that the rotation that spool 4 is circumferentially gone up Can have certain resistance, thus can stop that spool 4 circumferentially rotates, improve electromagnetic valve 100 air-tightness.

It should be noted that the structure of spool 4 of the present utility model is not limited to this, as long as spool 4 is joined with coil rack 2 Conjunction can limit spool 4 along accommodating circumferentially rotating of chamber 25.Such as, the outer peripheral face of spool 4 can be provided with projection (figure Not shown), coil rack 2 can be provided with the mounting groove with male cooperation, projection can be along accommodating chamber 25 in mounting groove Move axially and can not be along accommodating the circumferentially rotating of chamber 25.

In embodiments more of the present utility model, as it is shown in fig. 7, being formed as at least partially of the outer peripheral face of spool 4 Along axially extended first plane in receiving chamber 25, as shown in Figure 6, the internal face of coil rack 2 is provided with and the first plane pair The second plane answered, the first plane is formed as the first limiting section 41, and the second plane is formed as the second limiting section 252.

Specifically, the cross section of spool 4 be formed as straight flange at least partially, accommodate at least some of shape of cross section in chamber 25 Becoming straight flange, so, the edge that is formed as at least partially of the outer peripheral face of spool 4 accommodates axially extended first plane in chamber 25, The internal face of coil rack 2 be formed as at least partially along accommodate chamber 25 axially extended second plane, the first plane with Second plane coordinates and makes spool 4 along accommodating the moving axially of chamber 25, and can limit spool 4 within accommodating chamber 25 circumferentially Rotate.

In examples more of the present utility model, the outer peripheral face of spool 4 can be provided with two the first planes being arranged symmetrically with, line The internal face of ring framework 2 is provided with two the second planes being arranged symmetrically with.Two the first planes are joined with two the second planes respectively Close, thus, can prevent spool 4 from circumferentially rotating, to improve electromagnetic valve 100 further within accommodating chamber 25 further Air-tightness, simultaneously electromagnetic valve 100 internal structure also can be made more stable.

In embodiments more of the present utility model, as shown in Figure 5 and Figure 6, the internal face of coil rack 2 can be provided with edge Accommodate the groove 251 projected radially outwardly in chamber 25, between the outside wall surface of groove 251 and spool 4, form airspace.Tool Body ground, groove 251 can be formed and along accommodating chamber along accommodating projecting radially outwardly of chamber 25 by the internal face part of coil rack 2 25 axially extending, and the two ends in through receiving chamber 25, be spaced between internal face and the outside wall surface of spool 4 of groove 251 Open to form airspace.Thus, not only contribute to spool 4 axially moveable within accommodating chamber 25, and at electromagnetic valve 100 when being exhausted, and air-flow can quickly be discharged from airspace, thus beneficially electromagnetic valve 100 performs degassing function.

Alternatively, groove 251 can be formed as multiple, and multiple grooves 251 can be along accommodating the circumferentially disposed of chamber 25, thus, Advantageously can move within accommodating chamber 25 in spool 4, be more favorable to air-flow and quickly discharge, improve the row of electromagnetic valve 100 Gas efficiency.

In embodiments more of the present utility model, as shown in Fig. 1, Fig. 4-Fig. 6, coil rack 2 can include coil pipe 21, overhead gage 22, lower baffle plate 23 and guiding bonnet 24, overhead gage 22 is located at the upper end of coil pipe 21 and at coil pipe 21 Outside wall surface on extend radially outward, lower baffle plate 23 be located at coil pipe 21 lower end and in the outside wall surface of coil pipe 21 edge Extend radially outwardly, accommodate chamber 25 thorough coil pipe 21, overhead gage 22 and lower baffle plate 23, guide bonnet 24 and be located at receiving The upper end in chamber 25 is the most movable to limit spool 4, guides the passage 31 that bonnet 24 is provided with and accommodates chamber 25 conducting.

As Figure 4-Figure 6, coil pipe 21 is between overhead gage 22 and lower baffle plate 23, and overhead gage 22 is located at coil pipe The upper end of 21, lower baffle plate 23 is located at the lower end of coil pipe 21, and coil is wrapped on coil pipe 21, by overhead gage 22 He Lower baffle plate 23 can limit coil between overhead gage 22 and lower baffle plate 23.Accommodate chamber 25 thorough coil pipe 21, overhead gage 22 and lower baffle plate 23, guide bonnet 24 and be located on overhead gage 22 and be located at the top accommodating chamber 25 upper end open, by leading Spool 4 displacement upwards can be limited to bonnet 24, prevent spool 4 from departing from and accommodate chamber 25.Guide bonnet 24 to be provided with Passage 241, passage 241 connects with accommodating chamber 25, thus, not only contributes to spool 4 and moves within accommodating chamber 25, And when electromagnetic valve 100 aerofluxus, air-flow can be discharged from passage 241, to strengthen the exhaust effect of electromagnetism.

As it is shown in figure 5, multiple projection 231 can be formed on the diapire of lower baffle plate 23, between multiple projections 231 to each other Separate and gap between multiple projection 231 connects with accommodating chamber 25.The diapire of lower baffle plate 23 by multiple projections 231 with It is spaced between the diapire of valve casing 1.Thus, when lower baffle plate 23 is arranged in valve casing 1, the gap between multiple projections 231 can And form gas channel between the diapire of valve casing 1, thus be conducive to accommodating the air current flow in chamber 25, convenient electromagnetic valve 100 It is exhausted.

Overhead gage 22 and lower baffle plate 23 respectively at the top and bottom of coil pipe 21 and by the outside wall surface of coil pipe 21 along footpath To stretching out, so, can be by the coil definition on coil pipe 21 at overhead gage 22 by overhead gage 22 and lower baffle plate 23 And between lower baffle plate 23, and coil rack 2 is located in valve casing 1, is supported on valve casing by overhead gage 22 and lower baffle plate 23 In 1, can the stability of intensifier coil skeleton 2.

Alternatively, guide the reinforcement that bonnet 24 can include that multiple intersection is connected, limit logical between adjacent two reinforcements Pore 241.Thus, not only can limit the distance that spool 4 is upwards movable, prevent spool 4 from departing from and accommodate chamber 25, Er Qiejie Structure is simple, stable.Further, as shown in Figure 6, guide bonnet 24 and can include that two reinforcements, two reinforcements are handed over Fork is connected to form as cross.Thus, not only contribute to spool 4 to be prevented upwards movable and depart from receiving chamber 25, simultaneously can Save material, reduce cost and simple in construction.

Alternatively, coil pipe 21, overhead gage 22 and lower baffle plate 23 may be integrally formed.Thus, not only convenient electromagnetic valve 100 Installation and removal, and can the structural strength of intensifier coil skeleton 2, simplify the installation steps of electromagnetic valve 100 so that electricity Magnet valve 100 structure more firm stable.

In embodiments more of the present utility model, elastic component 5 is spring, and spring is against between spool 4 and tuyere 3.As Shown in Fig. 3, spool 4 is only supported in the upper end of spring, and tuyere 3 is only supported in the lower end of spring, thus, when electromagnetic valve 100 is energized, Spool 4 moves down to block the upper end open of the passage 31 of tuyere 3, and spring is compressive state, breaks at electromagnetic valve 100 During electricity, under the elastic reaction of spring, spool 4 moves up to open the upper end open of the passage 31 of tuyere 3.

In examples more of the present utility model, spool 4 can include body 42 and sealing member 43, and sealing member 43 sets In the lower end of body 42 and between tuyere 3 and body 42, say, that move down closure wind at spool 4 During mouth 3, sealing member 43 contacts with the upper end open of tuyere 3.Thus, that can improve between spool 4 and tuyere 3 is close Envelope effect, and then the air-tightness of electromagnetic valve 100 can be improved.

Other of electromagnetic valve 100 according to this utility model embodiment constitute and operate for those of ordinary skill in the art Speech is all known, is not detailed herein.

In this utility model, unless otherwise clearly defined and limited, fisrt feature second feature " on " or D score Can be that the first and second features directly contact, or the first and second features are by intermediary mediate contact.And, Fisrt feature second feature " on ", " top " and " above " but fisrt feature directly over second feature Or oblique upper, or it is merely representative of fisrt feature level height higher than second feature.Fisrt feature second feature " under ", " lower section " and " below " can be fisrt feature immediately below second feature or obliquely downward, or it is special to be merely representative of first Levy level height less than second feature.

In the description of this specification, reference term " embodiment ", " some embodiments ", " example ", " specifically show Example " or the description of " some examples " etc. means to combine this embodiment or example describes specific features, structure, material or Feature is contained at least one embodiment of the present utility model or example.In this manual, schematic to above-mentioned term Statement is necessarily directed to identical embodiment or example.And, the specific features of description, structure, material or feature Can be so that one or more embodiments in office or example to combine in an appropriate manner.Additionally, in the case of the most conflicting, Those skilled in the art can be by the different embodiments described in this specification or example and different embodiment or the spy of example Levy and be combined and combine.

Although above it has been shown and described that embodiment of the present utility model, it is to be understood that above-described embodiment is example Property, it is impossible to being interpreted as restriction of the present utility model, those of ordinary skill in the art can in the range of this utility model Above-described embodiment be changed, revise, to replace and modification.

Claims (10)

1. an electromagnetic valve, it is characterised in that including:

Valve casing；

Coil rack, described coil rack is located in described valve casing, has receiving chamber in described coil rack；

Tuyere, described tuyere is located at one end of described receiving intracavity and described tuyere and stretches out described valve casing, and described tuyere has logical Pore；

Spool, described spool leads to along the described receiving intracavity that is axially located at movably in described receiving chamber so that opening and closing are described Pore, described spool is provided with the first limiting section, and described receiving intracavity is provided with the second limiting section, described first limiting section and institute State the second limiting section to coordinate to limit the activity in the circumference in described receiving chamber of described spool；

Elastic component, described elastic component is located between described spool and described tuyere and the two ends of described elastic component are only supported described respectively Spool and described tuyere.

Electromagnetic valve the most according to claim 1, it is characterised in that the cross section of described spool is formed as non-circular, described The outside wall surface of spool is formed as described first limiting section, and the cross section in described receiving chamber is formed as corresponding with the cross section of described spool Non-circular, the internal face of described coil rack is formed as described second limiting section.

Electromagnetic valve the most according to claim 1, it is characterised in that at least some of formation of the outside wall surface of described spool For axially extended first plane along described receiving chamber, the internal face of described coil rack is provided with corresponding with described first plane The second plane, described first planar shaped becomes described first limiting section, and described second planar shaped becomes described second limiting section.

Electromagnetic valve the most according to claim 3, it is characterised in that the outer peripheral face of described spool is provided with two symmetrical cloth Described first plane put, the internal face of described coil rack is provided with two described second planes being arranged symmetrically with.

Electromagnetic valve the most according to claim 1, it is characterised in that the internal face of described coil rack is provided with along described Accommodate the groove projected radially outwardly in chamber, between the outside wall surface of described groove and described spool, form airspace.

Electromagnetic valve the most according to claim 1, it is characterised in that described coil rack includes:

Coil pipe；

Overhead gage, described overhead gage is located at the upper end of described coil pipe and radially prolongs in the outside wall surface of described coil pipe Stretch；

Lower baffle plate, described lower baffle plate is located at the lower end of described coil pipe and radially prolongs in the outside wall surface of described coil pipe Stretching, described coil pipe, described overhead gage and described lower baffle plate are run through in described receiving chamber；

Guiding bonnet, the upper end that described guiding bonnet is located at described receiving chamber is the most movable to limit described spool, described guiding Bonnet is provided with and the passage of described receiving chamber conducting.

Electromagnetic valve the most according to claim 6, it is characterised in that described guiding bonnet includes connected the adding of multiple intersection Strong muscle, limits described passage between adjacent two described reinforcements.

Electromagnetic valve the most according to claim 7, it is characterised in that described guiding bonnet includes two described reinforcements, Two described reinforcements intersections are connected to form as cross.

Electromagnetic valve the most according to claim 6, it is characterised in that described coil pipe, overhead gage and lower baffle plate one bodily form Become.

Electromagnetic valve the most according to claim 1, it is characterised in that described elastic component is spring, described spring is against Between described spool and described tuyere.