CN104114924B - Valve - Google Patents
Valve Download PDFInfo
- Publication number
- CN104114924B CN104114924B CN201380010646.1A CN201380010646A CN104114924B CN 104114924 B CN104114924 B CN 104114924B CN 201380010646 A CN201380010646 A CN 201380010646A CN 104114924 B CN104114924 B CN 104114924B
- Authority
- CN
- China
- Prior art keywords
- valve
- guiding parts
- damped
- guiding
- open position
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 239000012530 fluid Substances 0.000 claims abstract description 15
- 238000000605 extraction Methods 0.000 claims description 5
- 238000000465 moulding Methods 0.000 claims description 5
- 229920003023 plastic Polymers 0.000 claims description 2
- 239000004033 plastic Substances 0.000 claims description 2
- 238000007789 sealing Methods 0.000 claims description 2
- 238000001746 injection moulding Methods 0.000 claims 1
- 238000013016 damping Methods 0.000 abstract description 5
- 230000000694 effects Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 239000004615 ingredient Substances 0.000 description 1
- 230000002401 inhibitory effect Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000010349 pulsation Effects 0.000 description 1
- 239000013589 supplement Substances 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K17/00—Safety valves; Equalising valves, e.g. pressure relief valves
- F16K17/02—Safety valves; Equalising valves, e.g. pressure relief valves opening on surplus pressure on one side; closing on insufficient pressure on one side
- F16K17/04—Safety valves; Equalising valves, e.g. pressure relief valves opening on surplus pressure on one side; closing on insufficient pressure on one side spring-loaded
- F16K17/0433—Safety valves; Equalising valves, e.g. pressure relief valves opening on surplus pressure on one side; closing on insufficient pressure on one side spring-loaded with vibration preventing means
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Lift Valve (AREA)
- Check Valves (AREA)
Abstract
A valve (2) for controlling a fluid flow, in particular a gas flow, comprises a valve seat (3), a valve closing element (8) that can be actuated in the axial direction (9) between a closed position in which the same sealingly rests against the valve seat (3), and an open position in which the same is at a distance from the valve seat (3) and allows a fluid to flow through the valve (2), a guiding element (11) that guides a movement of the valve closing element (8) between the closed position and the open position, and a damping element (22) that presses the valve closing element (8) against an adjoining element (13) in the radial direction (30) and is formed as a single piece along with the guiding element (11).
Description
Technical field
The present invention relates to a kind of valve, for controlling fluid stream, especially gas stream.
Background technology
Become known for controlling the valve of gas stream.They are for example installed in the air oil extraction inside components of vacuum pump.
Collective effect of these valves due to part error with the air-flow of part pulsation tends to vibration and noise.This may
Cause different problems, for example, cause increased abrasion or cause big noise.In order to avoid vibration and noise, there is difference
Adnexa, they are based on error compensation or damping.
The content of the invention
It is an object of the present invention to provide an improved valve, it reduces vibration and noise, is this without the need for additional zero
Part.
In order to realize this purpose, it is proposed that a valve for being used to control fluid stream, especially gas stream.The valve has one
Valve seat, a valve closing part, a guiding parts and a damped part.The valve closing part closed position relative to
Valve base sealing.The shut-off block open position it with valve base chamber every and allow the through-flow valve of fluid.The valve is closed
Closing part part can be manipulated between closed position and open position in the axial direction.The guiding parts guiding shut-off block is being closed
Move between position and open position.The damped part make valve closing part radial direction top pressure close to part and with lead
It is integrally formed to part.
The damped part is integrally formed with guiding parts, the damped part be separately made and is connect
Dressing is matched somebody with somebody.Therefore not only simplify the processing of valve but also simplify its assembling." one " refers to the guiding parts and damper portion
Part is by commaterial and is integrally formed.Therefore there is no the side on material technology between guiding parts and damped part
Interface.Due to the damped part one side top pressure valve closing part, on the other hand the valve closing part is on radial direction top
Be close to neighbour part the fact that, obtain frictional force or in other words, produce sliding contact.This frictional force or slip
The motion of contact damping valve closing part, as a result, reducing or completely inhibiting noise noted earlier or vibration.Institute
State and axially arranged with radial direction mutual vertically.
According to an embodiment, the guiding parts has a set of, its inner periphery with a cylinder, the damped part
Extend from inner periphery towards the central axis of set.Said valve closing part is at least partially inside guiding parts and edge
Central axis guiding.
The damped part is integrally formed with set.Wherein for example also include such case, the damped part is being oriented to
The form that is down flat of the cylindrical inner periphery of part is constituted.
According to another embodiment, the damped part is made up of a tongue piece.The tongue piece can on one end with set integrally
Ground connection.Its other end, i.e. on free end top pressure valve closing part.This tongue piece easily can be processed.
The damped part is flexibly constituted.The tongue piece is constituted with enabling in particular to simple elasticity.
The guiding parts and the damped part for example can be made up of moulding.
According to an embodiment, the guiding parts and the damped part by one moulding, be especially made of plastics.
Thus obtain simple processing technique.
According to another embodiment, the valve closing part has a valve cone and a valve rod, wherein the damped part top
Pressure valve bar.As the effect valve rod of damped part is tumbled by the main through-flow direction of valve relative to fluid stream.It is this to incline
Turning over to cause, and the valve rod is on the set that multiple positions act against guiding parts, wherein producing corresponding friction.It is additional or standby
Selection of land can also pass through the set for making valve cone top pressure surround valve cone of tumbling, and thus produce corresponding friction in this position and thus produce
Raw corresponding damping.
According to an embodiment, the valve rod is guided in guiding parts, especially inside the set of guiding parts.Thus enable that
The valve rod or the valve closing part are generally simply guided.
The guiding parts may be constructed close to part.Close to part also with bag described in can also alternatively or additionally making
The form for enclosing the set of valve cone is constituted.
In addition an air oil extraction part and a vacuum pump with air oil extraction part are equipped with the valve according to the present invention.
This vacuum pump is for example used in automotive field.
Other possible execution of the present invention also include it is not itemizing, by valve that is above-mentioned or being described with embodiment below
The combination of the embodiment feature of door or vacuum pump.Here professional can also using various aspects as improve or supplement addition or
Change over the various primitive forms of the present invention.
Description of the drawings
Other expansion structures of the present invention are the contents of dependent claims and invention described below embodiment.This
The present invention is elucidated in more detail with reference to the drawing by means of embodiment outward.
In accompanying drawing:
Fig. 1 shows out vacuum pump, the valve according to an embodiment of with perspective cross-sectional and exploded representation;
Fig. 2 illustrates the side view of Fig. 1;
Fig. 3 illustrates the profile III-III of Fig. 2.
Identical reference represents identical or function identical part in the accompanying drawings, unless there are special regulation.
Specific embodiment
Fig. 1 shows out vacuum pump 1.The vacuum pump 1 can for example be the ingredient of automobile.
Vacuum pump 1 include perspective cross-sectional and with the valve 2 shown in exploded view.Valve 2 is designed to for this, controls fluid
Stream, especially gas stream.This control function can include the completely switched off fluid stream by valve 2, or also include reduce or
Increase the flow of the fluid stream by valve 2.
Valve 2 has valve seat 3, and it is constituted on the lid 4 of valve 2.
Valve 2 also includes valve closing part 8, and it is made up of valve cone 5 and valve rod 6.The structure on one end of valve rod 6 of valve cone 5
Into.Close relative to valve seat 3 and fluid is thus prevented by being limited by valve seat 3 in the closed position valve cone 5 of valve closing part 8
Perforate 7 flow, or reduce flow until minima.It is spaced with valve seat 3 in the open position valve cone 5 of valve closing part 8
And thus allow fluid stream to pass through perforate 7 and from there through valve 2.Valve cone 5 can be in closed position and open position on axially 9
Manipulate between putting.Axially 9 is contrary with by the main through-flow direction of perforate 7.But can also be consistent with this main through-flow direction.
Valve 2 also has guiding parts 11.By first and second set 12,13 constitute guiding parts 11, and they are using radially
Galianconism 14 is connected with each other.Galianconism 14 is formed for making fluid be input to perforate 7 or from the discharge of perforate 7 together with set 12,13
Perforate 15.
Set 12 has edge 16, its bearing as 17 one end of helical spring on one end.Helical spring 17 is propped up on the other end thereof
Hold on valve cone 5.Helical spring 17 makes valve cone 5 be tightened to closed position in advance.Valve rod 6 passes through helical spring 7 and passes through on its free end 21
Set 13 extends.
The damped part of 22 form of tongue piece formed integrally on set 13.This point is by Fig. 2 and 3 as can be seen that they show
Go out the profile III-III of the side view and Fig. 2 of Fig. 1.Tongue piece 22 is in radially 30 top pressure valve rods 6.Thus make valve rod 6 substantially with
The opposed position location 24 of tongue piece 22 is contacted with set 13.The CONTACT WITH FRICTION that here is produced is responsible for desired damping, at least
Reduce vibration or noise.
Tongue piece 22 extends to its center axis 23 from the inner periphery 25 of set 13.According to embodiment set 13 by cylinder
Inner periphery and excircle 25,26 constitute.Tongue piece 22 is integrally connected with set 13 in its one end 28.Free end 29 acts against valve
On bar 6.Tongue piece 22 is made up of elastoplast.Thus produce according to the embodiment tongue piece 22, be provided with parallel in inside set 13
Otch 27 of the heart axis 23 towards 22 both sides of tongue piece.Tongue piece 22 is made by set 13, galianconism 14 and set 12 as unique moulding
Into.
The radial pressure applied by tongue piece 22 causes valve rod 6 relative to axially 9 tumbling, and sees Fig. 1.It is hereby achieved that valve rod
6 or valve cone 5 other(Or it is alternative)Position location 32 and/or 33(See Fig. 1).In position location, 32 valve rod 6 can be leaned
Another section of set 13.In addition tumbling for valve rod 6 can cause, valve cone 5 on its edge 34, for example open position, relative to
Set 12 is contacted on position location 33.
Claims (11)
1. a kind of valve for controlling fluid stream(2), with a valve seat(3), a valve closing part(8), it can close
In axial direction between closed position and open position(9)Upper-pilot, in shut-off block described in closed position relative to valve seat(3)Sealing,
In shut-off block described in open position and valve seat(3)It is spaced and allows the through-flow valve of fluid(2), also with a guiding parts
(11), it guides valve shut-off block(8)Motion between closed position and open position, also with a damped part
(22), it makes valve closing part(8)Radially(30)Top pressure close to part and and guiding parts(11)It is integrally formed,
Characterized in that, the valve closing part(8)With a valve cone(5)With a valve rod(6), wherein the damped part(22)Top
Pressure valve bar(6)So that the valve rod is tumbled by the main through-flow direction of valve relative to fluid stream.
2. valve as claimed in claim 1, wherein the guiding parts(11)With a set of(13), the damped part(22)
From the set towards the set(13)Central axis(23)Extend.
3. valve as claimed in claim 2, wherein the damped part(22)With set(13)It is integrally formed.
4. valve as claimed any one in claims 1 to 3, wherein the damped part(22)It is made up of a tongue piece.
5. valve as claimed in claim 4, wherein the tongue piece(22)In its one end(28)Upper and set(13)It is integrally connected
And in its other end(29)Upper top pressure valve closing part(8).
6. valve as claimed any one in claims 1 to 3, wherein the damped part(22)Flexibly constitute.
7. valve as claimed any one in claims 1 to 3, wherein the guiding parts(11)With the damped part(22)
Moulding by one or the moulding by one are made up of different plastics in double-component injection molding process.
8. valve as claimed in claim 7, wherein the valve rod(6)In guiding parts(11)The inside guiding and/or described lead
To part(11)Constitute close to part.
9. valve as claimed in claim 8, wherein the valve rod(6)In the set of guiding parts(13)The inside guiding.
10. a kind of air oil extraction part, with valve as claimed in any one of claims 1-9 wherein(2).
11. vacuum pumps, including air oil extraction part as claimed in claim 10.
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE102012003507A DE102012003507A1 (en) | 2012-02-24 | 2012-02-24 | Valve |
DE102012003507.1 | 2012-02-24 | ||
PCT/EP2013/052048 WO2013124137A1 (en) | 2012-02-24 | 2013-02-01 | Valve |
Publications (2)
Publication Number | Publication Date |
---|---|
CN104114924A CN104114924A (en) | 2014-10-22 |
CN104114924B true CN104114924B (en) | 2017-05-03 |
Family
ID=47715996
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201380010646.1A Expired - Fee Related CN104114924B (en) | 2012-02-24 | 2013-02-01 | Valve |
Country Status (3)
Country | Link |
---|---|
CN (1) | CN104114924B (en) |
DE (2) | DE102012003507A1 (en) |
WO (1) | WO2013124137A1 (en) |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB821628A (en) * | 1956-03-14 | 1959-10-14 | Weston Works Birmingham Ltd | Improvements relating to fluid-pressure relief valves |
DE2654077C2 (en) * | 1976-11-29 | 1978-11-16 | Siemens Ag, 1000 Berlin Und 8000 Muenchen | Pressure relief valve |
US4930539A (en) * | 1983-09-22 | 1990-06-05 | 501 Ocean B.V. | Anti-fluttering check valve |
CN201909074U (en) * | 2010-12-10 | 2011-07-27 | 北京工业大学 | Direct-operated water pressure overflow valve with damping piston |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN100417853C (en) * | 2004-03-15 | 2008-09-10 | 布鲁宁赫斯海诺马帝克有限公司 | Valve |
DE102006021740B4 (en) * | 2006-05-10 | 2016-03-31 | Robert Bosch Gmbh | Armature assembly with safety device for solenoid valves |
-
2012
- 2012-02-24 DE DE102012003507A patent/DE102012003507A1/en not_active Withdrawn
-
2013
- 2013-02-01 CN CN201380010646.1A patent/CN104114924B/en not_active Expired - Fee Related
- 2013-02-01 WO PCT/EP2013/052048 patent/WO2013124137A1/en active Application Filing
- 2013-02-01 DE DE112013001140.9T patent/DE112013001140A5/en not_active Withdrawn
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB821628A (en) * | 1956-03-14 | 1959-10-14 | Weston Works Birmingham Ltd | Improvements relating to fluid-pressure relief valves |
DE2654077C2 (en) * | 1976-11-29 | 1978-11-16 | Siemens Ag, 1000 Berlin Und 8000 Muenchen | Pressure relief valve |
US4194527A (en) * | 1976-11-29 | 1980-03-25 | Siemens Aktiengesellschaft | Pressure limiting valve |
US4930539A (en) * | 1983-09-22 | 1990-06-05 | 501 Ocean B.V. | Anti-fluttering check valve |
CN201909074U (en) * | 2010-12-10 | 2011-07-27 | 北京工业大学 | Direct-operated water pressure overflow valve with damping piston |
Also Published As
Publication number | Publication date |
---|---|
DE112013001140A5 (en) | 2014-11-06 |
DE102012003507A1 (en) | 2013-08-29 |
WO2013124137A1 (en) | 2013-08-29 |
CN104114924A (en) | 2014-10-22 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
GR01 | Patent grant | ||
GR01 | Patent grant | ||
CF01 | Termination of patent right due to non-payment of annual fee | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170503 Termination date: 20210201 |