CN109185477A - A kind of shockproof anti-sticking regulating valve of harshness operating condition - Google Patents
A kind of shockproof anti-sticking regulating valve of harshness operating condition Download PDFInfo
- Publication number
- CN109185477A CN109185477A CN201811285323.4A CN201811285323A CN109185477A CN 109185477 A CN109185477 A CN 109185477A CN 201811285323 A CN201811285323 A CN 201811285323A CN 109185477 A CN109185477 A CN 109185477A
- Authority
- CN
- China
- Prior art keywords
- valve
- valve rod
- spool
- sheet body
- locking piece
- 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.)
- Pending
Links
- 230000001105 regulatory effect Effects 0.000 title claims abstract description 17
- 238000007789 sealing Methods 0.000 claims abstract description 8
- 239000007937 lozenge Substances 0.000 claims description 16
- 230000005855 radiation Effects 0.000 claims description 6
- 239000012530 fluid Substances 0.000 abstract description 8
- 230000007547 defect Effects 0.000 abstract description 2
- 230000000694 effects Effects 0.000 abstract 1
- 238000012423 maintenance Methods 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- 238000013016 damping Methods 0.000 description 2
- 238000006073 displacement reaction Methods 0.000 description 2
- 230000033001 locomotion Effects 0.000 description 2
- 230000007774 longterm Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000008021 deposition Effects 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000013028 medium composition Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 238000004886 process control Methods 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
- F16K1/00—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces
- F16K1/32—Details
- F16K1/48—Attaching valve members to screw-spindles
-
- 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
- F16K1/00—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces
- F16K1/32—Details
- F16K1/34—Cutting-off parts, e.g. valve members, seats
- F16K1/36—Valve members
-
- 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
- F16K1/00—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces
- F16K1/32—Details
- F16K1/34—Cutting-off parts, e.g. valve members, seats
- F16K1/46—Attachment of sealing rings
-
- 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
- F16K27/00—Construction of housing; Use of materials therefor
- F16K27/08—Guiding yokes for spindles; Means for closing housings; Dust caps, e.g. for tyre valves
-
- 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
- F16K37/00—Special means in or on valves or other cut-off apparatus for indicating or recording operation thereof, or for enabling an alarm to be given
-
- 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
- F16K41/00—Spindle sealings
- F16K41/02—Spindle sealings with stuffing-box ; Sealing rings
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Check Valves (AREA)
Abstract
The invention discloses a kind of shockproof anti-sticking regulating valves of harsh operating condition, including valve body and it is fixedly installed in the valve deck of valve body, the valve deck is equipped with the valve rod worn inside inlet valve body, the valve inner is installed with valve seat, one end that the valve rod is located at valve inner is equipped with the spool that cooperation valve seat realizes sealing, locking piece is connected between the spool and valve rod, the locking piece passes through spool and connect with threaded stem, check washer is equipped between the locking piece and spool, the first sealing ring is equipped between the spool and valve rod, position on the locking piece between spool and valve rod is arranged with disc spring and combines, it is located at the position that disc spring group is closed between spool on the locking piece and is arranged with disc spring gasket.The present invention has the following advantages and effects: the present invention can solve it is previous invent the defect that existing valve rod is stuck, high velocity fluid strikes lower valve rod spool loosens and damage formula disassembly or even can not dismantle, actually using will be safer and more reliable and conveniently.
Description
Technical field
The present invention relates to a kind of valves, the in particular to a kind of shockproof anti-sticking regulating valve of harsh operating condition.
Background technique
Regulating valve also known as control valve, in industrial automation process control field, by receiving regulation unit output
Control signal, the final control element for changing rate-of flow, pressure, temperature, the technological parameters such as liquid level is removed by power operation.
Existing regulating valve, due to the applying working condition of the harshness such as High Pressure Difference, multiphase medium, causes in the operating condition of actual use
Existing regulating valve all has a common characteristic, it may be assumed that since pressure difference is very big before and after spool, medium composition is complicated, spool institute
The impact being subject to is not only very big, but also impact force suffered by spool different parts is also different, cause spool different parts by
Power is unbalanced, unstable, so that can cause spool strenuous vibration, ultimately causes that spool local scour is serious, spool junction
Occur loosening due to strenuous vibration and even loosens phenomenon.Therefore, in order to solve these problems, many technical staff are by by valve
The connection type change of core is designed as the non-removable mode such as locking or be welded, and the result of this kind of mode is exactly to cause to damage
The disassembly of bad formula can not even dismantle, and safeguard during use so as to cause valve extremely difficult.Simultaneously as this kind locked
Mode is dismantled extremely difficult, easily causes spool, valve rod etc. directly to be scrapped in disassembly process, economic loss is huge, maintenance workers
Phase is longer.
Summary of the invention
The object of the present invention is to provide a kind of shockproof anti-sticking regulating valve of harsh operating condition, the shockproof anti-sticking regulating valves of the harshness operating condition
It is able to achieve the detachable of spool, damping and anti-loose, consequently facilitating the maintenance in later period.
Above-mentioned technical purpose of the invention has the technical scheme that a kind of harsh operating condition is shockproof anti-sticking
Regulating valve including valve body and is fixedly installed in the valve deck of valve body, and the valve deck is equipped with the valve rod worn inside inlet valve body, institute
It states valve inner and is installed with valve seat, one end that the valve rod is located at valve inner is equipped with the spool that cooperation valve seat realizes sealing, institute
It states and is connected with locking piece between spool and valve rod, the locking piece passes through spool and connect with threaded stem, the locking piece and valve
It is equipped with check washer between core, the first sealing ring is equipped between the spool and valve rod, is located at spool and valve on the locking piece
Position between bar is arranged with disc spring combination, is located at the position that disc spring group is closed between spool on the locking piece and is arranged with disc spring
Gasket.
By using above-mentioned technical proposal, locking piece passes through spool and connect with threaded stem, realizes that spool is on valve rod
Fixation, the setting of check washer for preventing locking piece from loosening in long-term use, install disc spring combination when, according to
Corresponding elastic pre-stress is arranged in the dimensional weight of spool, when spool is by harshnesses such as fluid high-speed impact, medium temperature variations
When operating condition, disc spring draws strenuous vibration wave caused by automatic absorption high speed impact and adjust automatically since medium temperature changes
The change in size risen, makes valve rod and spool remain fastening.Moreover, such setting, when valve need replacing spool etc. into
When row valve maintenance, if by rotation locking elements can safely, it is lossless being removed and being replaced, thus reach it is detachable,
Damping, anti-loose and convenient for later maintenance purpose.
Be further arranged to: the check washer includes the first sheet body and the second sheet body being overlapped mutually, and described first
Body and the second sheet body is opposite facing between the two is equipped with the zigzag face radially radiated and be arranged on one side, is located at described
The radiation direction in the zigzag face on the first sheet body and the radiation direction in the zigzag face being located on second sheet body are on the contrary, institute
The one side for stating the first sheet body towards the second sheet body is equipped with lozenges, and the lozenges is arranged along the arranged radially of the first sheet body, institute
The one side for stating the second sheet body towards the first sheet body, which is equipped with, is adapted to lozenges and makes the first sheet body and the second sheet body to be bonded to each other
Concave face, the quantity in the zigzag face are greater than the quantity of lozenges.
By using above-mentioned technical proposal, the setting of lozenges is so that the displacement stroke that the first sheet body and the second sheet body occur
Only can be between the inner surface of lozenges, and the displacement between lozenges inner surface can be effectively self-locking by locking piece, even if valve
Bar and spool are in most violent vibration or when under most powerful dynamic loads, and the anti-loose structure that check washer is dominated is still most
It is reliable.And when disassembly is desired, as long as applying the outer active force for rotating counterclockwise locking piece, the friction of lozenges can be overcome
Coefficient easily realizes disassembly.
Be further arranged to: the runner including being set to valve inner, the runner include be set to valve rod side into
Runner and connection influent stream road and it is located at below valve rod and goes out runner, is installed in the valve body and is sheathed on valve rod and along stem shaft
To the support protecting base extended towards spool, fit clearance is formed between the support protecting base and valve rod, the support is protected
Positioning shaft sleeve is equipped between guard housing and valve rod.
By using above-mentioned technical proposal, the setting of support protecting base reduces fluid for the directly impact of valve rod and rushes
Brush, and impact can form rotational flow around support protecting base in the fluid of support protecting base, the high-velocity fluid of rotational flow is just
Well can the inner cavity side wall to valve body cleaned automatically, avoid impurity and molecule etc. from adsorbing and be trapped in valve body and runner
In side wall.The material of positioning shaft sleeve is nonmetallic materials, has high abrasion, high heat-conductivity conducting characteristic, and it is fixed to play to valve rod
Position is protected and carries out automatic erasing to stem surface when valve rod moves up and down, and prevents valve rod fouling, scratches, certainly may be used
To prevent particle from entering between axle sleeve and valve rod, it is finally to promote the movement of valve rod long-term smooth, prevents valve rod stuck.
Be further arranged to: the position that the support protecting base periphery wall is located above positioning shaft sleeve is equipped with connection support and protects
The open window of guard housing internal perisporium, the center of circle of the open window around support protecting base are provided at least two, described
Open window is not towards influent stream road.
By using above-mentioned technical proposal, the setting of open window prevent high-velocity fluid from directly being impacted to valve rod
With wash away, can also make fluid media (medium) enter and leave it is unimpeded, will not be formed between valve rod and support protecting base be detained and deposition, prevent
Valve rod is stuck.
It is further arranged to: being installed with bracket above the valve deck, be installed on the bracket along valve rod axial direction
The stroke indicator scale of arrangement is installed with the indicateing arm of cooperation stroke indicator scale on the valve rod.
By using above-mentioned technical proposal, indicateing arm cooperates stroke indicator scale, so that staff can be apparent from
The shift motion of valve rod.
It is further arranged to: being equipped with airtight and watertight padding between the valve rod and valve deck.
By using above-mentioned technical proposal, the setting of airtight and watertight padding guarantees valve rod and the leakproofness of valve deck between the two.
In conclusion the invention has the following advantages: the present invention can solve it is previous invent existing valve rod it is stuck,
High velocity fluid strikes lower valve rod spool loosens and damages the defect that formula disassembly can not even dismantle, and actual use will more be pacified
Entirely, reliably and conveniently.
Detailed description of the invention
Fig. 1 is the cross-sectional view of embodiment;
Fig. 2 is the cross-sectional view of spool and valve rod in embodiment;
Fig. 3 is the portion A enlarged drawing in Fig. 2;
Fig. 4 is the cross-sectional view of support protecting base in embodiment;
Fig. 5 is the cross-sectional view in Fig. 4 at A-A.
In figure: 1, valve body;2, runner;2.1, influent stream road;2.2, go out runner;3, valve deck;4, valve rod;5, valve seat;6, spool;
7, locking piece;8, check washer;8.1, the first sheet body;8.2, the second sheet body;9, the first sealing ring;10, disc spring combines;11, dish
Spring gasket;12, zigzag face;13, lozenges;14, concave face;15, support protecting base;16, fit clearance;17, positioning shaft sleeve;
18, open window;19, bracket;20, stroke indicator scale;21, indicateing arm;22, airtight and watertight padding.
Specific embodiment
Below in conjunction with attached drawing, invention is further described in detail.
Referring to figs. 1 to Fig. 5, a kind of harshness operating condition shockproof anti-sticking regulating valve, including valve body 1 and it is fixedly installed in valve body 1
The valve deck 3 of top is fixedly installed with bracket 19 positioned at the top of valve deck 3, and bracket 19 is equipped with across valve deck 3 and extends inlet valve body
Valve rod 4 inside 1.Offer runner 2 inside valve body 1, runner 2 include positioned at 4 side of valve rod influent stream road 2.1 and be connected into
Runner 2.1 and the runner 2.2 out for being located at 4 underface of valve rod, are installed with valve seat 5, valve rod 4 is located in valve body 1 out on 2.2 wall of runner
The one end in portion is equipped with the spool 6 that cooperation valve seat 5 realizes sealing.It is equipped in valve body 1 and is pressed fixed tubular support protection by valve deck 3
Seat 15, support protecting base 15 are sheathed on valve rod 4 and extend towards 6 direction of spool, be formed between support protecting base 15 and valve rod 4
Fit clearance 16 and it is installed with positioning shaft sleeve 17 between the two, the material of positioning shaft sleeve 17 is nonmetallic materials.Valve deck 3 and valve rod
It is equipped with airtight and watertight padding 22 between 4, is installed with the stroke indicator scale 20 along 4 axial alignment of valve rod on bracket 19, valve rod 4 corresponds to
The position of stroke indicator scale 20 is installed with the indicateing arm 21 of cooperation stroke indicator scale 20.
6 bottom of spool is equipped with across spool 6 and the locking piece 7 that is threadedly coupled with valve rod 4, and locking piece 7 includes screw, is locked
Check washer 8 is equipped between part 7 and spool 6, check washer 8 includes the first sheet body 8.1 and the second sheet body 8.2 being overlapped mutually,
First sheet body 8.1 and the second sheet body 8.2 is opposite facing between the two is equipped with the zigzag face 12 radially radiated on one side, is located at
The radiation direction of the radiation direction in the zigzag face 12 on the first sheet body 8.1 and the zigzag face 12 being located on the second sheet body 8.2
On the contrary.The one side of first sheet body 8.1 towards the second sheet body 8.2 is equipped with lozenges 13, radial direction of the lozenges 13 along the first sheet body 8.1
Be arranged, the one side of the second sheet body 8.2 towards the first sheet body 8.1 be equipped be adapted to and makes with lozenges 13 first sheet body 8.1 and
The concave face 14 that second sheet body 8.2 is bonded to each other, the quantity in zigzag face 12 are greater than the quantity of lozenges 13.
Position on locking piece 7 between spool 6 and valve rod 4 is arranged with disc spring and combines 10, is located at disc spring on locking piece 7
Position between combination 10 and spool 6 is arranged with disc spring gasket 11, disc spring combination 10 be by least two groups more than disc spring combine
It is formed, is equipped between spool 6 and valve rod 4 and is located at the first sealing ring 9 that disc spring combines 10 tops.15 periphery wall position of support protecting base
Position above positioning shaft sleeve 17 offers the open window 18 of connection 15 internal perisporium of support protecting base, and open window 18 surrounds
The center of circle of support protecting base 15 is provided at least two, the opening of open window 18 is not towards towards influent stream road 2.1.
This specific embodiment is only explanation of the invention, is not limitation of the present invention, those skilled in the art
Member can according to need the modification that not creative contribution is made to the present embodiment after reading this specification, but as long as at this
All by the protection of Patent Law in the scope of the claims of invention.
Claims (6)
1. a kind of harshness operating condition shockproof anti-sticking regulating valve, including valve body (1) and it is fixedly installed in the valve deck (3) of valve body (1), institute
It states valve deck (3) and is equipped with the valve rod (4) for wearing inlet valve body (1) inside, the valve body (1) is fixedly provided with valve seat (5), the valve
Bar (4) is located at the internal one end of valve body (1) and is equipped with the spool (6) that sealing is realized in cooperation valve seat (5), it is characterised in that: the valve
It being connected between core (6) and valve rod (4) locking piece (7), the locking piece (7) passes through spool (6) and is threadedly coupled with valve rod (4),
Check washer (8) are equipped between the locking piece (7) and spool (6), it is close that first is equipped between the spool (6) and valve rod (4)
Seal (9), the position on the locking piece (7) between spool (6) and valve rod (4) is arranged with disc spring and combines (10), described
It is located at the position that disc spring group is closed between (10) and spool (6) on locking piece (7) and is arranged with disc spring gasket (11).
2. a kind of shockproof anti-sticking regulating valve of harsh operating condition according to claim 1, it is characterised in that: the check washer
It (8) include the first sheet body (8.1) and the second sheet body (8.2), first sheet body (8.1) and the second sheet body being overlapped mutually
(8.2) opposite facing between the two to be equipped with the zigzag face (12) radially radiated and be arranged on one side, it is located at described the
The radiation direction in the zigzag face (12) on one sheet body (8.1) and the zigzag face (12) being located on second sheet body (8.2)
Radiation direction on the contrary, first sheet body (8.1) towards the second sheet body (8.2) one side be equipped with lozenges (13), the wedge
Shape face (13) is arranged along the arranged radially of the first sheet body (8.1), and the one of the second sheet body (8.2) direction the first sheet body (8.1)
Face is equipped with the concave face (14) for being adapted to and making the first sheet body (8.1) and the second sheet body (8.2) to be bonded to each other with lozenges (13), institute
The quantity for stating zigzag face (12) is greater than the quantity of lozenges (13).
3. a kind of shockproof anti-sticking regulating valve of harsh operating condition according to claim 1, it is characterised in that: including being set to valve body
(1) internal runner (2), the runner (2) include the influent stream road (2.1) and connection influent stream road for being set to valve rod (4) side
(2.1) go out runner (2.2) and below valve rod (4), be installed in the valve body (1) and be sheathed on valve rod (4) and along valve rod
(4) it is axially facing the support protecting base (15) of spool (6) extension, is formed between the support protecting base (15) and valve rod (4)
Fit clearance (16) is equipped with positioning shaft sleeve (17) between the support protecting base (15) and valve rod (4).
4. a kind of shockproof anti-sticking regulating valve of harsh operating condition according to claim 3, it is characterised in that: the support protecting base
(15) periphery wall is located at the open window that the position above positioning shaft sleeve (17) is equipped with connection support protecting base (15) internal perisporium
(18), the center of circle of open window (18) around the support protecting base (15) is provided at least two, the open window
(18) not towards influent stream road (2.1).
5. a kind of shockproof anti-sticking regulating valve of harsh operating condition according to claim 1, it is characterised in that: be located at the valve deck
(3) it is installed with above bracket (19), the stroke indicator scale along valve rod (4) axial alignment is installed on the bracket (19)
(20), the indicateing arm (21) of cooperation stroke indicator scale (20) is installed on the valve rod (4).
6. a kind of harsh shockproof anti-sticking regulating valve of operating condition according to claim 1, it is characterised in that: the valve rod (4) with
Airtight and watertight padding (22) are equipped between valve deck (3).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201811285323.4A CN109185477A (en) | 2018-10-31 | 2018-10-31 | A kind of shockproof anti-sticking regulating valve of harshness operating condition |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201811285323.4A CN109185477A (en) | 2018-10-31 | 2018-10-31 | A kind of shockproof anti-sticking regulating valve of harshness operating condition |
Publications (1)
Publication Number | Publication Date |
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CN109185477A true CN109185477A (en) | 2019-01-11 |
Family
ID=64940929
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201811285323.4A Pending CN109185477A (en) | 2018-10-31 | 2018-10-31 | A kind of shockproof anti-sticking regulating valve of harshness operating condition |
Country Status (1)
Country | Link |
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CN (1) | CN109185477A (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109854755A (en) * | 2019-02-27 | 2019-06-07 | 西安航天远征流体控制股份有限公司 | A kind of high temperature break valve |
Citations (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2006046358A (en) * | 2004-07-30 | 2006-02-16 | Iwai Kikai Kogyo Co Ltd | Valve element structure |
CN101220865A (en) * | 2007-12-05 | 2008-07-16 | 施大钟 | Corniform regulating valve |
CN201096195Y (en) * | 2007-05-16 | 2008-08-06 | 无锡市亚迪流体控制技术有限公司 | Strong sealing control valve |
CN201348051Y (en) * | 2008-12-26 | 2009-11-18 | 施大钟 | Angle valve |
CN102345742A (en) * | 2010-07-29 | 2012-02-08 | 浙江正华阀门厂 | Isolating valve sealed by structural ceramic valve clack and metal elastic valve seat |
CN103574070A (en) * | 2013-09-09 | 2014-02-12 | 自贡华西泵阀制造有限公司 | Stop valve |
CN203477339U (en) * | 2013-08-27 | 2014-03-12 | 北科阀门制造有限公司 | Antibiotic stop valve |
CN203717970U (en) * | 2013-12-16 | 2014-07-16 | 南通市电站阀门有限公司 | Valve sealing compensation structure |
CN108087552A (en) * | 2017-12-21 | 2018-05-29 | 苏州锐德飞自动化设备有限公司 | A kind of check washer |
CN209054105U (en) * | 2018-10-31 | 2019-07-02 | 超达阀门集团股份有限公司 | A kind of shockproof anti-sticking regulating valve of harshness operating condition |
-
2018
- 2018-10-31 CN CN201811285323.4A patent/CN109185477A/en active Pending
Patent Citations (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2006046358A (en) * | 2004-07-30 | 2006-02-16 | Iwai Kikai Kogyo Co Ltd | Valve element structure |
CN201096195Y (en) * | 2007-05-16 | 2008-08-06 | 无锡市亚迪流体控制技术有限公司 | Strong sealing control valve |
CN101220865A (en) * | 2007-12-05 | 2008-07-16 | 施大钟 | Corniform regulating valve |
CN201348051Y (en) * | 2008-12-26 | 2009-11-18 | 施大钟 | Angle valve |
CN102345742A (en) * | 2010-07-29 | 2012-02-08 | 浙江正华阀门厂 | Isolating valve sealed by structural ceramic valve clack and metal elastic valve seat |
CN203477339U (en) * | 2013-08-27 | 2014-03-12 | 北科阀门制造有限公司 | Antibiotic stop valve |
CN103574070A (en) * | 2013-09-09 | 2014-02-12 | 自贡华西泵阀制造有限公司 | Stop valve |
CN203717970U (en) * | 2013-12-16 | 2014-07-16 | 南通市电站阀门有限公司 | Valve sealing compensation structure |
CN108087552A (en) * | 2017-12-21 | 2018-05-29 | 苏州锐德飞自动化设备有限公司 | A kind of check washer |
CN209054105U (en) * | 2018-10-31 | 2019-07-02 | 超达阀门集团股份有限公司 | A kind of shockproof anti-sticking regulating valve of harshness operating condition |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109854755A (en) * | 2019-02-27 | 2019-06-07 | 西安航天远征流体控制股份有限公司 | A kind of high temperature break valve |
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