CN1161421A - Controllable Solenoid Valve - Google Patents
Controllable Solenoid Valve Download PDFInfo
- Publication number
- CN1161421A CN1161421A CN 96123906 CN96123906A CN1161421A CN 1161421 A CN1161421 A CN 1161421A CN 96123906 CN96123906 CN 96123906 CN 96123906 A CN96123906 A CN 96123906A CN 1161421 A CN1161421 A CN 1161421A
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- China
- Prior art keywords
- valve
- valve body
- solenoid valve
- controllable solenoid
- funnel
- Prior art date
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- 239000012530 fluid Substances 0.000 claims abstract description 7
- 230000033001 locomotion Effects 0.000 claims abstract description 5
- 238000007789 sealing Methods 0.000 claims description 8
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 7
- 229910052802 copper Inorganic materials 0.000 claims description 7
- 239000010949 copper Substances 0.000 claims description 7
- 238000005057 refrigeration Methods 0.000 claims description 5
- 239000000956 alloy Substances 0.000 claims description 2
- 229910045601 alloy Inorganic materials 0.000 claims description 2
- 230000002093 peripheral effect Effects 0.000 claims 2
- 230000001276 controlling effect Effects 0.000 claims 1
- 238000005242 forging Methods 0.000 claims 1
- 230000001105 regulatory effect Effects 0.000 claims 1
- 230000008602 contraction Effects 0.000 description 20
- 239000011159 matrix material Substances 0.000 description 14
- 238000004519 manufacturing process Methods 0.000 description 7
- 230000005291 magnetic effect Effects 0.000 description 6
- 239000000463 material Substances 0.000 description 6
- 238000000034 method Methods 0.000 description 6
- 238000004891 communication Methods 0.000 description 5
- 239000000047 product Substances 0.000 description 4
- 238000005520 cutting process Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 239000004033 plastic Substances 0.000 description 3
- 229920003023 plastic Polymers 0.000 description 3
- 238000007493 shaping process Methods 0.000 description 3
- 230000008901 benefit Effects 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 238000004140 cleaning Methods 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 238000001035 drying Methods 0.000 description 2
- 238000001125 extrusion Methods 0.000 description 2
- 230000005294 ferromagnetic effect Effects 0.000 description 2
- 230000013011 mating Effects 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 238000004080 punching Methods 0.000 description 2
- 230000011218 segmentation Effects 0.000 description 2
- 239000012815 thermoplastic material Substances 0.000 description 2
- 229910001369 Brass Inorganic materials 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 230000003321 amplification Effects 0.000 description 1
- 239000010951 brass Substances 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 230000005307 ferromagnetism Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 230000007935 neutral effect Effects 0.000 description 1
- 238000003199 nucleic acid amplification method Methods 0.000 description 1
- 238000003672 processing method Methods 0.000 description 1
- 239000011265 semifinished product Substances 0.000 description 1
- 239000002893 slag Substances 0.000 description 1
- 229920001169 thermoplastic Polymers 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
- 210000005239 tubule Anatomy 0.000 description 1
- 239000006200 vaporizer Substances 0.000 description 1
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- Magnetically Actuated Valves (AREA)
Abstract
在一个控制流体介质的可控电磁阀中具有一个长形结构的阀体用于容纳一个其中可尽可能导引运动的阀调节件，它可在阀体的流入口和排出口之间开启一个流体通道，该阀体至少在其两个端侧之一上设有一个通过无切屑成型构成的漏斗形收缩部，它的漏斗结束侧端部具有一个和连接管道外直径尽可能一致的开口横截面。
In a controllable solenoid valve for controlling a fluid medium, there is an elongated valve body for accommodating a valve adjustment part in which the movement can be guided as much as possible, which can open a valve between the inlet and outlet of the valve body. Fluid channel, the valve body is provided on at least one of its two end sides with a funnel-shaped constriction formed by chip-free forming, and its funnel-end side end has an opening transversely that corresponds as closely as possible to the outer diameter of the connecting pipe. section.
Description
The present invention relates to the controllable electromagnetic valve of a control flows body medium, but the valve body that it has an elongate structure is used to hold a wherein valve trim of guiding movement, it can open a flow channel between the inflow entrance of valve body and exhaust port.
Disclosing a three-way magnetic valve housing that is used for how warm refrigerating device in DE-PS 2723365 is made by the blank of bolt shape.This blank is in order to be provided with electromagnet or in order to make guide hole that is used for valve rod or the processing method that will stand different metal cuttings in order to make inflow entrance and exhaust port, so the manufacture cost of this solenoid valve, because the manufacturing time length of valve chest causes adverse influence.
In the face of this situation, to turn in order reducing cost when people use solenoid valve in the feedback closed-circuit system of gas turner industry valve chest to be manufactured by a kind of pipe fitting slim, plastically deformable, the valve seat of this housing and cutting and be used for the connecting head combination setting of connecting tube.
Based on this prior art, task of the present invention is, makes according to claim 1 preamble technological scheme the manufacturing of solenoid valve is further simplified and improvement.
This task, according to the present invention is so to solve: this valve body is provided with one at least by the be shaped contraction flow region of the similar funnel structure made of chipless on two is one of distolateral, and the end that its funnel finishes side has directly consistent as far as possible open cross-section outside and the connecting tube.
Be shaped by this distolateral chipless, just can in the course of working of a unit, make a connecting head that is used for connecting tube inexpensively, and it has one for making fixedly connected pipeline obviously be easy to guided portion on the end side end of funnel-shaped structure.Just avoided the smear metal slag by the shaping of chipless according to this, and they can cause the valve performance fault when not standing once the situation of thorough cleaning for this valve body.In addition, this chipless is formed in the situation that is suitable for making a large amount of workpiece to a great extent, for example product that often runs in consumer product area.
According to a preferred embodiment of the present invention regulation, the contraction flow region of this similar funnel structure is made pipe joint separately on valve body, when it is packed in valve body distolateral on.
Valve body by this spline structure just can make it be adapted to the pipeline that is connected according to product performance in the later relatively processing site of solenoid valve.
When being provided with, just make pipe joint manufacturing technology advantageous particularly separately, this scheme be, the extrusion when the separately pipe joint that has a funnel shape constriction is arranged to be made by copper or copper base alloy according to the next embodiment preferred of the present invention.
According to another preferred embodiment of the present invention regulation, the contraction flow region of this similar funnel becomes to be similar to a drying box that is used for refrigerating device and makes by a distolateral section contraction as the thin walled tube of valve body is forged.
According to this just can integral type valve chest that constitutes by homogenous material of plain mode manufacturing, it can realize an operation of obviously simplifying in the trace routine of solenoid valve.In addition, just saved the cleaning that the repeatedly expensive recrement for removing cutting carries out by this similar funnel shaped contraction flow region of chipless ground shaping.
According to the another preferred embodiment of the present invention regulation, according to the front of the funnel shaped contraction flow region of the flow direction on this valve body of flowing medium a valve seat is set, it and funnel shaped contraction flow region are connected as a single entity.
This solution, cause making the simple advantage except when making valve casing, having saved installation step and process step, the advantage that also has is, by funnel shaped contraction flow region is placed just can be implemented in simultaneously on the valve chest an independent working procedure make the valve seat location accurately with the valve trim mating reaction.
When being provided with according to the another favourable embodiment of the present invention, a valve seat just has varistructure and with low cost especially especially when selecting material, and has very high accuracy of manufacturing.This scheme is that this valve seat is formed in the diapire of the basin shape hollow article that a basic chipless is shaped, and this hollow article is packed on the interior pipe side face of thin walled tube and pushes up one on the dark recessed limit structure of settling on tube axis direction.
According to the another embodiment preferred regulation of the present invention, a radially-protruding join domain is set on valve body is used for a pipeline, this join domain constitutes the connecting head that runs through the section of stretching out, and it is embedded in the tube wall of thin-walled plastically deformable pipe and from its tube chamber and leaves sensing.
By this solution, the interconnection technique of different cost costlinesses just can constitute flowing medium and connect hermetically between connecting head and valve body.When like this, using general interconnection technique often essential additional processing and leak test just saved.
When being provided with according to another preferred version of the present invention, a valve body that constitutes the controllable electromagnetic valve of two position three-way valve just meets the requirements especially, it has inflow entrance and exhaust port and has the valve trim that can place two working positions in the distolateral amount of the valve body of its elongate structure, and this embodiment is that the valve body of this two position three-way valve is to do the structure setting according to one of claim 1 to 7.
According to another embodiment preferred regulation of the present invention, this adjusting element respectively has a radial ring around the projection of settling in its distolateral zone, it is used for guiding this valve trim together with the interior pipe side face of valve body, and these two projections have a communication port at least and are used for the flowing medium that will control on a position of its circumference.
According to this, the guiding structure that just can produce a clear no clamping action that limits is used for the valve trim in the valve body, and constitutes flow channel in mode simple and with low cost and be used for the flowing medium that will control.
When being provided with according to the another embodiment preferred of the present invention, assembly fee that can be few especially with regard to manufacturing technology is made a valve trim, this scheme is, projection with flow ports is shaped on the matrix of an elongate structure together, and the sealing surface of this matrix arrangement distolateral with it constitutes valve trim.
In addition, need less number of components because it is made, also just can obtain a dimensional structure with less error for this valve trim.Therefore, this valve trim only can produce the member of less norminal size deviation with regard to structure technology.
Can stipulate that according to preferred construction scheme of the present invention the projection with communication port is arranged on the seal element that has sealing surface, its distolateral of matrix that is placed in an elongate structure upward and with this matrix constitutes valve trim.
This solution just can realize that using different materials goes to constitute the projection that makes valve trim guide usefulness on the interior pipe perimeter surface of valve body, and it is right therefore can to use the optimal material that constitutes guiding structure between valve body and projection.
When being provided with according to another preferred embodiment of the present invention, can be the especially simple mode of the communication port on projection is made, and this embodiment is, profile and the profile of valve body runner pipe cross section of this communication port by projection departs from and constitute.
According to the last embodiment preferred of the present invention regulation, in projection and valve body, be that for constituting departing from of communication port shape of cross section by mutual difference produces between the pipe side face.
Like this, not only make valve body but also make the semi-finished product that projection can be used cheapness, they expend for its final finished product state only needs a less processing, and like this, the processing cost that is used for this solenoid valve has just obviously descended.
By two embodiments that simplification is described in the accompanying drawing, further set forth the present invention below.
Fig. 1 is two-position three way magnetic valve first embodiment, has distolateral hard-wired formation at its cylinder valve casing, the independent pipe joint of contraction structure and have the valve regulation element of a movable leading in the tube chamber of valve casing is used for guide function its distolateral being provided with.Cross section is square projection, and it is the sectional perspective sectional drawing;
Fig. 2 is the amplification sectional view that cuts open timberline II-II valve casing along Fig. 1;
Fig. 3 is the three-dimensional partial cutaway diagrammatic sketch of second embodiment of the cylindrical shape valve casing of a two-position three way magnetic valve, it has at it distolateral integrally formed, funnel shaped contraction structure and have in shell cavity direction and be connected the contraction structure place and be placed in valve seat on the tapered hollow body; With
Fig. 4 is the valve casing cross section enlarged view that cuts open timberline III-III along Fig. 3;
Fig. 1 is controllable electromagnetic valve first embodiment who is suitable for control refrigeration filling fluid in the how warm refrigerating device of family expenses, and it is set to the structure of bistable state two-position three way magnetic valve.It has one and is set to the housing 11 of straight cylinder shape structure basically and is made by thermoplastic plastics.This housing insulation ground surrounds two ring coils 12.These two ring coils, 12 mutual spacing ground are placed on the valve body 13 as valve chest with ring side face in it.The pipe fitting cross section circle and plastically deformable of a thin-walled of these valve body 13 usefulness constitutes, and it is made of such as copper by a kind of Nonferromugnetic material.This valve body 13 of making pipe is provided with one and leaves the perforation pipeline section that chipless distortion sensing and by tube wall is made from its outer tube wall in about neutral position of its length, it is used to form the connecting head 14 of the inlet of solenoid valve 10, on it by in plastic casing 11 not the opening of depicted in greater detail install a pipeline 15 and with one not the expression the refrigeration cycle liquifier link to each other by mobile requirement.In addition, this valve body 13 distolaterally is provided with funnel shaped contraction flow region 16 at two, and it is set to pipe joint separately and that firmly be locked in the present embodiment on the outer tube side face of the end of valve body 13.Be set to funnel shape pipe joint extrusion moulding spare and that made by copper or brass in order to fix this, this pipe joint is provided with the part of big flow cross.Discharge (pipe joint) part of side end and constitute connecting head 17 and it is provided with less flow cross and constitute funnel, it holds a conduit 18, itself is set to the throttle pipe structure that connected before vaporizer in the inflow side.Before being used to install the pipe joint 17 of this throttle pipe, connect a valve seat 19, its be arranged on from pipe joint than the bassoon cross section to transition position than the tubule cross section.
These two contraction flow regions 16 that install in the end of valve body 13 define the adjustment stroke of the valve trim 20 of movable leading in the tube cavity of valve body 13, and its (20) has a ferromagnetism matrix 21.This matrix 21 is made of a half-finished rounded material in the present embodiment, and it is only in the distolateral bag holes 22, a location that respectively are provided with of its two.Their (22) are used for firmly holding to locking a fixedly axle journal 24 of settling on valve cone 23, by it, each valve cone 23 of being made by thermoplastic material is packed on the end of matrix 21.This valve cone 23 is at it and fixedly axle journal 24 is opposed on the contrary, is provided with sealing surface 25 facing to the side of contraction flow region 16, and it can be at the relevant position of valve trim 20 and the valve seat 19 on the contraction flow region 16 to completely cut off the mode mating reaction of flowing medium.On the sealing surfaces 25 of valve cone 23, connect square a section 26 of being provided with square cross section, its external frame is given prominence to respect to the outer surface of matrix 21.Consistent with the inner diameter of valve body 13 with the bight size on its diagonal by the rounding of square section 26 longitudinal edges.Just constitute guiding surface 27 by this rounding in segmentation 26, it is guided this valve trim 20 and moves on the interior pipe perimeter surface of valve body 13 along tube axis direction.Between the guiding surface 27 on square section 26 perimeter surface, because the external frame that the pipe perimeter surface there are differences within segmentation 26 and the valve body 13, just having reserved flow channel 28, to be used for the flowing medium one controlled be the mixture that the refrigeration filling component by gas and liquid forms in the refrigerating device major part.By this flow channel 28, this flowing medium just can be transported to one the distolateral connecting head 17 of valve body 13 according to the position of valve regulation element 20 from the connecting head 14 of centre.
The adjusting of this valve trim 20 realizes by ring coil 12, and the plug link 29 that it stretches out by means of plastic shell 11 relatively is according to the working position of the valve trim 20 of the hope stream of powering selectively.By the power supply stream of ring coil 12, then coil is just applying electromagnetic force as on the valve trim 20 of armature, and therefore, according to the ring coil 12 of energising, this valve trim 20 is just towards corresponding valve seat 19 motions.Like this, the connecting head 17 of an end or the other end just are connected according to the connecting head 14 of fluid technique with the centre.
In Fig. 2, to show to compare as preferred construction with Fig. 1 structure for one to be used to build up a two-position three way magnetic valve, simultaneously, to have saved the plastic shell that electromagnet shields with being used to prevent to contact in order simplifying in this embodiment.Solenoid valve 30 has a valve body 31, its non-ferromagnetic pipe (as copper) by the plastically deformable of thin-walled constitutes, constitute the shaping structure of a chipless on its tube wall, promptly connecting head 32, and its pipe perimeter surface from the outside is left the about middle part between the both end sides of pointing to and be arranged on valve body 31.The end of this valve body 31 is by shrinking the contraction flow region 33 that forges with the mode chipless landform funneling that is similar to a drying box of using in refrigerating device.The end segments that its funnel shape of leaving from connecting head 32 finishes is used to hold a pipeline of not describing as the throttle pipe structure as distolateral connecting head 34.In the adjacent domain of funnel shape contraction flow region 33, this valve body 31 be provided with around the punching structure 35 initial and that chipless is shaped its tube wall of the outer surface from it, its relatively in the pipe perimeter surface be nose shape projection.The punching structure 35 of the nose shape in funnel shape contraction flow region 33 zone is used as dark recessed bounding means being used at two the distolateral pipe opening sections and the basin shape hollow article 36 of setting before the moulding of funnel shape contraction flow region 33, its its outboard end away from pelvic cavity of hole wall 37 usefulness is spacing on the projection of nose shape.Therefore, the hollow article 36 of this basin shape is defined at the compression distance on its direction of tube's axis and in the tube chamber of valve body 31.These two hollow articlies 36 have the perforation section of stretching out 38 that a chipless is made on its hole wall 37, the direction of the connecting head 32 in the middle of its free end points to and formation valve seat 39.In the open cross-section of valve body 31, also manage the shift motion that the hollow article 36 that firmly is locked on the side face defines valve trim 40 within it, this adjusting element 40 inserted before hollow article 36 is pressed into tube chamber, and had one in this example as half-finished its matrix 41 for the ferromagnetic pipe of circular cross-sectional configuration.It distolaterally respectively is provided with a valve cone 42 at two, and it is made in Shooting Technique by thermoplastic material.For valve cone 42 is fixed on the matrix 41, valve cone 42 is provided with a fixedly axle journal 43, and it firmly is installed in the free open cross section of tubular matrix 41 to locking.Fixedly connecting square a section 44 on the axle journal 43 with square cross section structure, it at it away from matrix 41, and be provided with a sealing surfaces 45 facing to funnel shape contraction flow region 33 distolateral, it fluidly cooperates with the respective valve seat 39 of hollow article 36 is isolated on the relevant position of valve trim 40.This square portion's section 44 protrudes in the outer circumferential face of matrix 41 with its external frame, and has a square cross section, and the bight size on its diagonal is mutually harmonious with the inner diameter of valve body.Simultaneously, this cooperation is to realize by a rounding on cornerwise relative longitudinal edge rib that match on the profile of interior pipe side face and at square section 44.Constitute guiding surface 46 by this rounding, by it, this valve trim 40 just can be along mobile leading on the direction of its tube's axis in the tube chamber of valve body 41.Constituting flow channel 47 between the guiding surface 46 and along square section 44 the perimeter surface discrepant external frame of profile by pipe perimeter surface within its relative valve body 31, by it, this flowing medium (for example Ye Tai refrigeration filling) that for example flows into by intermediate connection tube 32 is along matrix 41, and is connected in the throttle pipe on the connecting tube 17 according to the position of valve trim 40 and by valve seat 39 inflows.
Be appreciated that the present invention also may be used on the two-position three way magnetic valve, simultaneously, when this valve, not only valve body, and valve trim all is only to do the structure setting in its distolateral feature according to claim 1 to 7.
Claims (13)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 96123906 CN1161421A (en) | 1995-12-12 | 1996-12-12 | Controllable Solenoid Valve |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19546384.6 | 1995-12-12 | ||
| CN 96123906 CN1161421A (en) | 1995-12-12 | 1996-12-12 | Controllable Solenoid Valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN1161421A true CN1161421A (en) | 1997-10-08 |
Family
ID=5127708
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 96123906 Pending CN1161421A (en) | 1995-12-12 | 1996-12-12 | Controllable Solenoid Valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN1161421A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110725864A (en) * | 2018-07-17 | 2020-01-24 | 斯凯孚航空法国公司 | Mechanical assembly and mechanical device |
-
1996
- 1996-12-12 CN CN 96123906 patent/CN1161421A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110725864A (en) * | 2018-07-17 | 2020-01-24 | 斯凯孚航空法国公司 | Mechanical assembly and mechanical device |
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| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
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