CN106969157A - Valve and kiln - Google Patents
Valve and kiln Download PDFInfo
- Publication number
- CN106969157A CN106969157A CN201710355840.3A CN201710355840A CN106969157A CN 106969157 A CN106969157 A CN 106969157A CN 201710355840 A CN201710355840 A CN 201710355840A CN 106969157 A CN106969157 A CN 106969157A
- Authority
- CN
- China
- Prior art keywords
- valve
- housing
- access port
- valve element
- screw rod
- 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.)
- Granted
Links
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
- F16K1/34—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
-
- 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
- F16K27/02—Construction of housing; Use of materials therefor of lift valves
- F16K27/0209—Check valves or pivoted 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
- F16K31/00—Actuating devices; Operating means; Releasing devices
- F16K31/44—Mechanical actuating means
- F16K31/60—Handles
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Mechanically-Actuated Valves (AREA)
Abstract
The invention discloses a kind of valve, including housing, valve element and screw rod；Housing has outlet and access port；Access port sealing surface is provided with access port；Valve element is located in housing；Have on valve element along its first circumferentially disposed valve core sealed cover；The periphery of valve element is fixed with brokenly block sword；Screw rod is arranged at the screw bolt seat of housing；Screw rod is fixedly connected with valve element, and screw rod is used to drive valve element to move；Valve has on and off, during closed mode, and the first valve core sealed cover is adjacent to access port sealing surface, access port sealing；During open mode, the first valve core sealed cover and the separation of access port sealing surface, access port are opened and connected with outlet.In the valve, valve element is provided with broken block sword, can abolish the dust hardening thing for being attached to valve, it is ensured that valve is normally used, be normally carried out the follow-up environmental protection treatment of production and waste gas.Invention additionally discloses a kind of kiln, the above-mentioned valve of valve applications on its waste gas pipeline road can ensure that production and waste gas environmental protection treatment are normally carried out.
Description
Technical field
The present invention relates to Mechanical Industry Technology field, more specifically to a kind of valve, a kind of application is further related to above-mentioned
The kiln of valve.
Background technology
The production carrier that Industrial Stoves are commonly used in being produced as industry, is widely used in such as glassware production, manufacture of cement
Etc. industry.Industrial Stoves can produce substantial amounts of waste gas in process of production, and waste gas is sent to after emission-control equipment by pipeline
By processing discharge, but because the waste gas after material combusting is with other materials such as a large amount of dust, it is easy to can be produced in pipeline big
Amount dust hardening thing is simultaneously attached on the valve of pipeline, particularly on the valve body of valve, causes valve normally to use, seriously
The normal production of influence and waste gas environmental protection treatment.
Therefore, how a kind of valve is provided, so that it is applied to be also easy to produce the pipeline of dust hardening thing, and how to be provided
A kind of Industrial Stoves of the above-mentioned valve of application, are those skilled in the art's technical problems urgently to be resolved hurrily.
The content of the invention
In view of this, the present invention provides a kind of valve, and its valve element is provided with broken block sword, can abolish the powder for being attached to valve
Dirt hardening thing, it is ensured that valve is normally used, so that it is guaranteed that the follow-up environmental protection treatment of production and waste gas is normally carried out.The present invention is also carried
For a kind of kiln, it applies above-mentioned valve, and production and waste gas environmental protection treatment can be normally carried out.
To achieve the above object, the present invention provides following technical scheme：
A kind of valve, including：
Housing, the housing has outlet and access port；Access port sealing surface is provided with the access port；
Valve element, the valve element is located in the housing；The valve element has along its first circumferentially disposed valve core sealed cover；
The periphery of the valve element is fixed with brokenly block sword；
Screw rod, the screw rod is arranged at the screw bolt seat of the housing；The screw rod is fixedly connected with the valve element, and
The screw rod is used to drive the valve element to move in the housing；
The valve has open mode and closed mode, when in off position, and first valve core sealed cover is adjacent to institute
State access port sealing surface, the access port sealing；In open mode, the first valve core sealed cover and the access port sealing
Face is separated, and the access port is connected with the outlet.
It is preferred that, in above-mentioned valve, the broken block sword is broken including being distributed in the first of the first valve core sealed cover both sides
Block sword and the second broken block sword.
It is preferred that, in above-mentioned valve, the housing is provided with screw bolt seat sealing surface, and the screw bolt seat seals donut described
Screw bolt seat periphery；The valve element is provided with the second valve core sealed cover coordinated with the screw bolt seat sealing surface；It is in the valve
During closed mode, second valve core sealed cover and the screw bolt seat sealing surface are brought into close contact.
It is preferred that, in above-mentioned valve, the screw bolt seat is fixed on by fixture at the installing port of the housing, the spiral shell
Pole socket seals donut at the installing port.
It is preferred that, in above-mentioned valve, the installing port and the access port are relative.
It is preferred that, in above-mentioned valve, the angular range of the conveying direction of the conveying direction of access port and the outlet is
45°-90°。
It is preferred that, in above-mentioned valve, the housing, which is provided with waste port, and the waste port, is provided with cover plate.
It is preferred that, in above-mentioned valve, the cover plate is removably attached to the waste material of the housing by fixture
At mouthful.
A kind of kiln, including waste gas pipeline road, the waste gas pipeline road are provided with valve, and the valve is above-mentioned skill
Valve in art scheme described in any one.
The present invention provides a kind of valve, and it includes housing, valve element and screw rod；Housing has outlet and access port；Access
Access port sealing surface is provided with mouthful；Valve element is located in housing；Have on valve element along its first circumferentially disposed valve core sealed cover；Valve
The periphery of core is fixed with brokenly block sword；Screw rod is arranged at the screw bolt seat of housing；Screw rod is fixedly connected with valve element, and screw rod is used for
Driving valve element is moved in housing；Valve has open mode and closed mode, when in off position, the first valve core sealed cover patch
Immediately inlet seal face, access port sealing；In open mode, the first valve core sealed cover and the separation of access port sealing surface, access
Mouth is opened and connected with outlet.
In the valve that the present invention is provided, valve element is provided with broken block sword, can abolish the dust hardening thing for being attached to valve, really
Protect valve normally to use, so that it is guaranteed that the follow-up environmental protection treatment of production and waste gas is normally carried out.Obviously, the valve that the present invention is provided
Pipeline suitable for being also easy to produce the impurity such as dust hardening thing.
The present invention also provides a kind of kiln, the above-mentioned valve that the valve on its waste gas pipeline road is provided using the present invention,
It is normally carried out beneficial to ensuring to produce with waste gas environmental protection treatment.
Brief description of the drawings
In order to illustrate more clearly about the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing
There is the accompanying drawing used required in technology description to be briefly described, it should be apparent that, drawings in the following description are only this
Some embodiments of invention, for those of ordinary skill in the art, on the premise of not paying creative work, can be with
Other accompanying drawings are obtained according to these accompanying drawings.
Fig. 1 is the structural representation of valve provided in an embodiment of the present invention；
Fig. 2 is the explosive view of valve provided in an embodiment of the present invention；
Fig. 3 is the cross section structure diagram of housing provided in an embodiment of the present invention；
Fig. 4 is the structural representation of valve element provided in an embodiment of the present invention；
Fig. 5 is structural representation when valve provided in an embodiment of the present invention is in open mode；
Fig. 6 is structural representation when valve provided in an embodiment of the present invention is closed；
Wherein, in Fig. 1-Fig. 6：
Housing 101；Cover plate 111；Access port sealing surface 112；Screw bolt seat sealing surface 113；Access port 11；Outlet 12；Spiral shell
Pole socket 102；Screw rod 103；Handle 104；Valve element 105；First valve core sealed cover 151；Second valve core sealed cover 152；First broken block
Sword 1531；Second broken block sword 1532.
Embodiment
The embodiment of the invention discloses a kind of valve, its valve element is provided with broken block sword, can abolish the powder for being attached to valve
Dirt hardening thing, it is ensured that valve is normally used, so that it is guaranteed that the follow-up environmental protection treatment of production and waste gas is normally carried out.The present invention is implemented
Example also discloses a kind of kiln, and it applies above-mentioned valve, and production and waste gas environmental protection treatment can be normally carried out.
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Site preparation is described, it is clear that described embodiment is only a part of embodiment of the invention, rather than whole embodiments.It is based on
Embodiment in the present invention, it is every other that those of ordinary skill in the art are obtained under the premise of creative work is not made
Embodiment, belongs to the scope of protection of the invention.
Fig. 1-Fig. 6 is referred to, the embodiment of the present invention provides a kind of valve, and it includes housing 101, valve element 105 and screw rod
103；Housing 101 has outlet 12 and access port 11；Access port sealing surface 112 is provided with access port 11；Valve element 105 is located at shell
In body 101；Have on valve element 105 along its first circumferentially disposed valve core sealed cover 151；The periphery of valve element 105 is fixed with brokenly block
Sword；Screw rod 103 is arranged at the screw bolt seat 102 of housing 101；Screw rod 103 is fixedly connected with valve element 105, and screw rod 103 is used for
Driving valve element 105 is moved in housing 101；The valve has open mode and closed mode, when in off position, the first valve element
Sealing surface 151 is adjacent to access port sealing surface 112, and access port 11 is sealed；In open mode, the first valve core sealed cover 151 and connect
Inlet seal face 112 is separated, and access port 11 is opened and connected with outlet 12.
Using when, screw rod 103 rotated at screw bolt seat 102 and with movable valve plug 105 in the inside spin of housing 101 move, valve element
Broken block sword on 105 abolishes the dust hardening thing of attachment in housing 101 when with 105 screw of valve element, it is ensured that valve is normal
Use, so that it is guaranteed that the follow-up environmental protection treatment of production and waste gas is normally carried out.Obviously, valve provided in an embodiment of the present invention is fitted
Pipeline for being also easy to produce the impurity such as dust hardening thing.
Above-mentioned broken block sword includes the first broken block sword of broken block sword 1531 and second for being distributed in the both sides of the first valve core sealed cover 151
1532, wherein, the first broken block sword 1531 is located at the first valve core sealed cover 151 close to the side of access port 11, for removing housing
Dust hardening thing in 101 at the inwall of access port 11；The dust that second broken block sword 1532 is used to remove in the cavity of housing 101 is hard
Compound.
In the valve that the present embodiment is provided, breaking block sword includes the first broken block sword 1532 of broken block sword 1531 and second, uses respectively
In the dust hardening thing for abolishing diverse location in housing 101, it is possible to increase broken block effect.
Above-mentioned broken block sword is the broken block sword being made according to smoke components of high temperature resistant and/or corrosion-resistant material；It is broken
Block sword is fixed on valve element 105 by the way of welding；Many 1 of the number of broken block sword, its can according to actual needs, processing request
Etc. being adjusted, the present embodiment is not specifically limited.
It is preferred that, in above-mentioned valve, housing 101 is provided with screw bolt seat sealing surface 113, and screw bolt seat sealing surface 113 is enclosed in spiral shell
The periphery of pole socket 102；Valve element 105 is provided with the second valve core sealed cover 152 coordinated with screw bolt seat sealing surface 113；It is in and closes in valve
During closed state, the second valve core sealed cover 152 and screw bolt seat sealing surface 113 are brought into close contact.
In the valve that the present embodiment is provided, the valve core sealed cover 152 of screw bolt seat sealing surface 113 and second cooperates, can
Flue gas is avoided to be discharged by the screw bolt seat 102 of housing 101, it is ensured that all flue gases all escape and enter follow-up ring by outlet 12
Process step is protected, it is favourable in environmental protection.
It is in integral structure, accordingly, above-mentioned screw bolt seat sealing surface 113 that above-mentioned screw bolt seat 102, which may be configured as with housing 101,
And second valve core sealed cover 152 cooperate can avoid flue gas between screw rod 103 and screw bolt seat 102 gap discharge.For
It is easy to assemble valve element 105, screw bolt seat 102 is set to be fixed on housing by fixture with the split of housing 101, screw bolt seat 102
At 101 installing port, above-mentioned screw bolt seat sealing surface 113 is enclosed at installing port；Accordingly, above-mentioned screw bolt seat sealing surface 113 and
Two valve core sealed covers 152, which cooperate, can avoid gap of the flue gas between screw rod and screw bolt seat 102, and screw bolt seat 102
Discharged at gap between housing 101.
In above-mentioned valve, the installing port and access port 11 of housing 101 are relative, in order to which valve element 105 is along the extension side of screw rod
To closer or far from access port 11.The angular range of the conveying direction of above-mentioned access port 11 and the conveying direction of outlet 12 is set
For 45 ° -90 °.
For the ease of discharge waste residue, above-mentioned housing 101, which is provided with waste port, waste port, is provided with cover plate 111.Specifically,
Above-mentioned cover plate 111 is removably attached at the above-mentioned waste port of housing 101 by fixture, is opened after long-time use
State cover plate 111 and discharge waste residue.
It is preferred that, in above-mentioned valve, the end that screw rod 103 is stretched out outside housing 101 is fixed with handle 104, and user can use
Manual mode driving handle 104 is rotated, so that the state of switch valve；Certainly, screw rod 103 can also be using motor driving, this reality
Example is applied to be not specifically limited.
The embodiment of the present invention also provides a kind of kiln, and it includes waste gas pipeline road, and waste gas pipeline road is provided with valve,
The valve that the valve provides for above-described embodiment.
Kiln provided in an embodiment of the present invention apply above-described embodiment offer valve, beneficial to ensure production and waste gas ring
Guarantor's processing is normally carried out.Certainly, kiln provided in an embodiment of the present invention also have above-described embodiment provide have closing valve its
Its effect, will not be repeated here.
The embodiment of each in this specification is described by the way of progressive, and what each embodiment was stressed is and other
Between the difference of embodiment, each embodiment identical similar portion mutually referring to.
The foregoing description of the disclosed embodiments, enables professional and technical personnel in the field to realize or using the present invention.
A variety of modifications to these embodiments will be apparent for those skilled in the art, as defined herein
General Principle can be realized in other embodiments without departing from the spirit or scope of the present invention.Therefore, it is of the invention
The embodiments shown herein is not intended to be limited to, and is to fit to and principles disclosed herein and features of novelty phase one
The most wide scope caused.
Claims (9)
1. a kind of valve, it is characterised in that including：
Housing, the housing has outlet and access port；Access port sealing surface is provided with the access port；
Valve element, the valve element is located in the housing；The valve element has along its first circumferentially disposed valve core sealed cover；It is described
The periphery of valve element is fixed with brokenly block sword；
Screw rod, the screw rod is arranged at the screw bolt seat of the housing；The screw rod is fixedly connected with the valve element, and described
Screw rod is used to drive the valve element to move in the housing；
The valve has open mode and closed mode, when in off position, and first valve core sealed cover is adjacent to described connect
Inlet seal face, the access port sealing；In open mode, first valve core sealed cover and the access port sealing surface point
From the access port is connected with the outlet.
2. valve according to claim 1, it is characterised in that the broken block sword includes being distributed in first seal spool
The broken block sword of the first of face both sides and the second broken block sword.
3. valve according to claim 1, it is characterised in that the housing is provided with screw bolt seat sealing surface, the screw rod
Seat sealing donut is in the screw bolt seat periphery；The valve element is provided with the second seal spool coordinated with the screw bolt seat sealing surface
Face；When the valve is closed, second valve core sealed cover and the screw bolt seat sealing surface are brought into close contact.
4. valve according to claim 3, it is characterised in that the screw bolt seat is fixed on the housing by fixture
At installing port, the screw bolt seat seals donut at the installing port.
5. valve according to claim 4, it is characterised in that the installing port and the access port are relative.
6. valve according to claim 1, it is characterised in that the conveying side of the conveying direction of access port and the outlet
To angular range be 45 ° -90 °.
7. valve according to claim 1, it is characterised in that the housing is provided with waste port, and the waste port
Provided with cover plate.
8. valve according to claim 7, it is characterised in that the cover plate is removably attached to described by fixture
At the waste port of housing.
9. a kind of kiln, including waste gas pipeline road, the waste gas pipeline road are provided with valve, it is characterised in that the valve
Door is the valve described in claim 1-8 any one.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710355840.3A CN106969157B (en) | 2017-05-19 | 2017-05-19 | Valve and kiln |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710355840.3A CN106969157B (en) | 2017-05-19 | 2017-05-19 | Valve and kiln |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106969157A true CN106969157A (en) | 2017-07-21 |
| CN106969157B CN106969157B (en) | 2019-09-17 |
Family
ID=59325940
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710355840.3A Active CN106969157B (en) | 2017-05-19 | 2017-05-19 | Valve and kiln |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106969157B (en) |
Citations (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3185438A (en) * | 1962-08-17 | 1965-05-25 | Johannes R Smirra | Cone labyrinth valve |
| CN2760343Y (en) * | 2004-09-06 | 2006-02-22 | 任登林 | Valve for high temp hot and dirty gas or liquid |
| CN201277374Y (en) * | 2008-10-17 | 2009-07-22 | 浙江派沃自控仪表有限公司 | Sanitary pneumatic three-way control valve |
| CN101575109A (en) * | 2008-05-08 | 2009-11-11 | 沈阳铝镁设计研究院 | Device and method for removing marks on carbon dioxide vent tube of carbon precipitation tank |
| US20090283157A1 (en) * | 2008-05-16 | 2009-11-19 | Gm Global Technology Operations, Inc. | Check Valve Assembly |
| CN101975288A (en) * | 2010-10-19 | 2011-02-16 | 张晓荣 | Pneumatically operated three-way reversing valve |
| CN201818811U (en) * | 2010-09-28 | 2011-05-04 | 黄梅县联兴化工有限责任公司 | Upward expanding type discharge valve |
| CN201963911U (en) * | 2010-12-20 | 2011-09-07 | 西安航天远征流体控制股份有限公司 | Scar-removal pipe receiving and discharge valve |
| CN102425674A (en) * | 2011-11-28 | 2012-04-25 | 东风汽车有限公司 | Straight channel inclined electric EGR valve |
| CN102563099A (en) * | 2010-12-20 | 2012-07-11 | 西安航天远征流体控制股份有限公司 | Pipe-connected discharge valve capable of removing scab |
| JP2012219877A (en) * | 2011-04-06 | 2012-11-12 | Rinnai Corp | Flow control valve with anti-freezing measure |
| CN202674337U (en) * | 2012-07-04 | 2013-01-16 | 软控股份有限公司 | Butterfly valve provided with scraper |
| CN103591303A (en) * | 2013-11-20 | 2014-02-19 | 无锡智能自控工程股份有限公司 | Black water coking-preventing impact-resistant shockproof regulating angle valve special for coal chemical industry |
| CN204004458U (en) * | 2014-07-01 | 2014-12-10 | 安阳市鹏胜光伏科技有限公司 | A kind of blowing, discharging valve that prevents from easily precipitating feed blocking |
| CN104896123A (en) * | 2014-03-06 | 2015-09-09 | Jc卡特有限责任公司 | IMPROVED valve assembly |
| CN205026176U (en) * | 2015-09-18 | 2016-02-10 | 武汉汉德阀门股份有限公司 | Heisui river governing valve with drive valve rod dirt function |
| CN205978496U (en) * | 2016-07-26 | 2017-02-22 | 天津奇昌阀门制造有限公司 | Butterfly valve convenient to regulating fluid velocity of flow |
-
2017
- 2017-05-19 CN CN201710355840.3A patent/CN106969157B/en active Active
Patent Citations (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3185438A (en) * | 1962-08-17 | 1965-05-25 | Johannes R Smirra | Cone labyrinth valve |
| CN2760343Y (en) * | 2004-09-06 | 2006-02-22 | 任登林 | Valve for high temp hot and dirty gas or liquid |
| CN101575109A (en) * | 2008-05-08 | 2009-11-11 | 沈阳铝镁设计研究院 | Device and method for removing marks on carbon dioxide vent tube of carbon precipitation tank |
| US20090283157A1 (en) * | 2008-05-16 | 2009-11-19 | Gm Global Technology Operations, Inc. | Check Valve Assembly |
| CN201277374Y (en) * | 2008-10-17 | 2009-07-22 | 浙江派沃自控仪表有限公司 | Sanitary pneumatic three-way control valve |
| CN201818811U (en) * | 2010-09-28 | 2011-05-04 | 黄梅县联兴化工有限责任公司 | Upward expanding type discharge valve |
| CN101975288A (en) * | 2010-10-19 | 2011-02-16 | 张晓荣 | Pneumatically operated three-way reversing valve |
| CN201963911U (en) * | 2010-12-20 | 2011-09-07 | 西安航天远征流体控制股份有限公司 | Scar-removal pipe receiving and discharge valve |
| CN102563099A (en) * | 2010-12-20 | 2012-07-11 | 西安航天远征流体控制股份有限公司 | Pipe-connected discharge valve capable of removing scab |
| JP2012219877A (en) * | 2011-04-06 | 2012-11-12 | Rinnai Corp | Flow control valve with anti-freezing measure |
| CN102425674A (en) * | 2011-11-28 | 2012-04-25 | 东风汽车有限公司 | Straight channel inclined electric EGR valve |
| CN202674337U (en) * | 2012-07-04 | 2013-01-16 | 软控股份有限公司 | Butterfly valve provided with scraper |
| CN103591303A (en) * | 2013-11-20 | 2014-02-19 | 无锡智能自控工程股份有限公司 | Black water coking-preventing impact-resistant shockproof regulating angle valve special for coal chemical industry |
| CN104896123A (en) * | 2014-03-06 | 2015-09-09 | Jc卡特有限责任公司 | IMPROVED valve assembly |
| CN204004458U (en) * | 2014-07-01 | 2014-12-10 | 安阳市鹏胜光伏科技有限公司 | A kind of blowing, discharging valve that prevents from easily precipitating feed blocking |
| CN205026176U (en) * | 2015-09-18 | 2016-02-10 | 武汉汉德阀门股份有限公司 | Heisui river governing valve with drive valve rod dirt function |
| CN205978496U (en) * | 2016-07-26 | 2017-02-22 | 天津奇昌阀门制造有限公司 | Butterfly valve convenient to regulating fluid velocity of flow |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106969157B (en) | 2019-09-17 |
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