CN107795726A - A kind of electronic stop valve for high-temperature flue gas pipeline - Google Patents
A kind of electronic stop valve for high-temperature flue gas pipeline Download PDFInfo
- Publication number
- CN107795726A CN107795726A CN201711059318.7A CN201711059318A CN107795726A CN 107795726 A CN107795726 A CN 107795726A CN 201711059318 A CN201711059318 A CN 201711059318A CN 107795726 A CN107795726 A CN 107795726A
- Authority
- CN
- China
- Prior art keywords
- flap
- valve body
- shut
- valve
- flue gas
- 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
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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
- F16K31/00—Actuating devices; Operating means; Releasing devices
- F16K31/02—Actuating devices; Operating means; Releasing devices electric; magnetic
- F16K31/04—Actuating devices; Operating means; Releasing devices electric; magnetic using a motor
- F16K31/046—Actuating devices; Operating means; Releasing devices electric; magnetic using a motor with electric means, e.g. electric switches, to control the motor or to control a clutch between the valve and the motor
-
- 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
- F16K27/04—Construction of housing; Use of materials therefor of sliding valves
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- 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
- F16K3/00—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing
- F16K3/02—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing with flat sealing faces; Packings therefor
- F16K3/0281—Guillotine or blade-type valves, e.g. no passage through the valve member
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- 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
- F16K3/00—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing
- F16K3/30—Details
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Lift Valve (AREA)
- Safety Valves (AREA)
- Mechanically-Actuated Valves (AREA)
Abstract
The invention discloses a kind of electronic stop valve for high-temperature flue gas pipeline, it is related to the stop valve field of pipeline.The stop valve includes the shut-off valve body for being internally provided with flap, is provided with gas connection mouth on flap, the positive and negative of flap is each provided with valve seat；Flap is sector gear structure, and the inwall of shut-off valve body is additionally provided with the motor gear for driving flap to rotate, and the outside of shut-off valve body is additionally provided with motor；Motor gear is located at the bottom of shut-off valve body and engaged with flap, and the motor shaft of motor is fixed through after electric machine support and shut-off valve body with motor gear.The present invention while reduction stop valve uses difficulty, can accelerate the opening and closing speed of stop valve.The present invention can not only avoid the gas leak in pipeline, relatively safety, and the opening and closing process of flap is very simple and quick, suitable for promoting when cutting off pipeline gas.
Description
Technical field
The present invention relates to the stop valve field of pipeline, and in particular to a kind of electronic cut-out for high-temperature flue gas pipeline
Valve.
Background technology
The stop valve of pipeline is used to cut off the gas medium (air, coal gas, flue gas etc.) in pipeline, and existing pipeline is cut
Disconnected valve includes shut-off valve body, the flap being internally provided with pipe cutting of shut-off valve body, the front of stop valve with
Reverse side is provided with valve seat；Flap is opened, it is necessary to which flap is closed during connecting pipe when needing to cut off the gas in pipeline.Flap exists
, it is necessary to first pass through transmission component (such as threaded screw rod) during opening and closing, the valve seat for being held in flap obverse and reverse is moved
Open and (allow valve seat to be formed with flap non-contact)；It is then turned on or closes flap.
Existing pipe cutting valve using when following defect be present：
(1) because the volume of valve seat is larger, heavier-weight, it is therefore desirable to configure special valve seat moving structure, and structure
More complicated valve seat travel mechanism is relatively difficult in assembling and processing, and then improves the use difficulty of stop valve；With this
Meanwhile by valve seat moving structure movable valve base, it is longer to open and close time needed for flap, reduce operating efficiency.
(2) resistance to elevated temperatures of existing stop valve is poor, can not be applied in 800 DEG C of high-temperature flue gas pipeline.
The content of the invention
For defect present in prior art, present invention solves the technical problem that being：How stop valve use is being reduced
While difficulty, accelerate the opening and closing speed of stop valve.The present invention can not only avoid pipeline when cutting off pipeline gas
Interior gas leak, relatively safety, and the opening and closing process of flap is very simple and quick, suitable for promoting.
To achieve the above objectives, provided by the present invention for the electronic stop valve of high-temperature flue gas pipeline, including stop valve valve
Body, shut-off valve body are internally provided with flap, and the fixed part of flap is connected with the inwall on shut-off valve body top by bearing pin；
The gas connection mouth that at least one matches with internal diameter of the pipeline is provided with flap, the obverse and reverse of flap is each provided with valve seat, valve seat
Contacted after through the outer wall of shut-off valve body with flap outer surface, valve seat is fixed with shut-off valve body；
Flap is sector gear structure, and the circle centre position of flap is the fixed part of the flap；The inwall of shut-off valve body is also
The motor gear for driving flap to move is provided with, the outside of shut-off valve body is additionally provided with motor；Motor gear, which is located at, to be cut
The bottom of disconnected valve body and engaged with flap, motor is fixed by electric machine support and shut-off valve body, and the motor shaft of motor passes through
After electric machine support and shut-off valve body, fixed with motor gear.
On the basis of above-mentioned technical proposal, the left and right sides part corresponding with flap of the shut-off valve body, each fixation
There is 1 flap protective cover, 2 flap protective covers form all-sealed structure with shut-off valve body；Flap exposes to shut-off valve body
During left side, the exposed part of flap is located in the flap protective cover on the left of shut-off valve body, and flap exposes to the shut-off valve body right side
During side, the exposed part of flap is located in the flap protective cover on the right side of shut-off valve body.
On the basis of above-mentioned technical proposal, the flap is provided with 1 gas connection mouth and 1 blind plate installing port, gas
Connected entrance and blind plate installing port are located at the center line both sides of flap, and blind plate is provided with blind plate installing port.
On the basis of above-mentioned technical proposal, the sealing surface of the flap and valve seat is coated with chromium carbide coating.
On the basis of above-mentioned technical proposal, the sealing surface of the valve seat and valve flap contacts is provided with groove, is filled in groove
There is pyrographite packing.
On the basis of above-mentioned technical proposal, the flap and valve seat select model 310H high temperature resistant stainless steel system
Into.
On the basis of above-mentioned technical proposal, the shut-off valve body is each side fixed with 1 for limiting valve
The position-limit mechanism of the circumferentially displaced distance of valve.
On the basis of above-mentioned technical proposal, the obverse and reverse of flap is also each provided with being used to limit flap axial location
Directive wheel, directive wheel through shut-off valve body outer wall after supported with flap, directive wheel is fixed with shut-off valve body.
On the basis of above-mentioned technical proposal, the outer wall on shut-off valve body top is additionally provided with for lifting hanging for stop valve
Ear.
On the basis of above-mentioned technical proposal, the bottom of shut-off valve body is welded with valve base.
Compared with prior art, the advantage of the invention is that：
(1) by way of the present invention has abandoned and opens and closes flap movable valve base in the prior art, but by valve
Valve is designed as sector gear structure, and is equipped with the gear and motor for driving flap to rotate, and then realizes the feelings in not movable valve base
Under condition, gear automatic traction flap in the presence of motor is rotated, and the opening and closing of flap are completed with this.Therefore, it is of the invention
Movable valve base is not needed when opening and closing flap, enters without valve seat moving structure of the prior art, significantly simplify
The equipment and process of whole stop valve, not only considerably reduce the use difficulty of stop valve, and significantly improve valve
The open and close speed (tool test obtains, and the time that single of the present invention is turned on and off needed for flap is 10s) of valve, operating efficiency
It is higher.
(2) in place of the left and right sides of shut-off valve body of the invention is corresponding with flap, respectively it is fixed with 1 flap protective cover, 2
Individual flap protective cover forms all-sealed structure with shut-off valve body, significantly improves the sealing property of stop valve；Protective cover is in valve
It when valve exposes to stop valve, can not only prevent flap from being contacted with the external world, extend the service life of flap, and effectively prevent
Gas in pipeline pollutes mutually with ambient atmos, and use is safer.
(3) due to certain deformation can be produced when larger-size flap is used under worst hot case, therefore in order to reduce
Flap deforms the influence to sealing property, and the present invention consolidates blind plate after the sealing station of flap increases a blind plate installing port
It is scheduled on flap, the overall deformation of such flap does not interfere with the sealing property of blind plate position.
(4) because the present invention does not change the position of valve seat in mobile flap, therefore flap can directly and valve when mobile
Seat forms hard friction, and then make it that the frictional force that flap is subject to is larger；In order to increase the service life of flap, the present invention is in flap
Outer surface coats chromium carbide coating, not only increases overall sealing property, and adds the wearability of flap, Jin Erzeng
The service life of flap is added.
(5) pyrographite packing, pyrographite are filled with the groove of the sealing surface of valve seat of the invention and valve flap contacts
Packing enhances the sealing property of stop valve under hot conditions；At the same time, flap of the invention and valve seat select model
310H high temperature resistant stainless steel is made, and further enhancing the sealing property of stop valve under hot conditions；It is it follows that of the invention
Electronic stop valve selection and manufacturing process be directed to hot conditions, and then can be well applied to 800 DEG C
In high-temperature flue gas pipeline.
Brief description of the drawings
Fig. 1 is the external structure schematic diagram of the electronic stop valve for high-temperature flue gas pipeline in the embodiment of the present invention；
Fig. 2 is the electronic stop valve in the embodiment of the present invention with being used for sectional view during high-temperature flue gas pipeline；
Fig. 3 is the structural representation of the flap in the embodiment of the present invention；
Fig. 4 is sectional views of the Fig. 1 along B-B directions；
In figure：1- bearing pins, 2- hangers, 3- directive wheels, 4- shut-off valve bodies, 5- valve seats, 6- flaps, 6a- blind plates, 6b- gas
Body connected entrance, 7- high-temperature flame-proof mud, 8- valve body weldments, 9- motors, 10- motor gears, 11- electric machine supports, the protection of 12- flaps
Cover, 13- position-limit mechanisms.
Embodiment
The present invention is described in further detail below in conjunction with drawings and Examples.
Shown in Figure 1, (valve latus rectum is the electronic stop valve for high-temperature flue gas pipeline in the embodiment of the present invention
), including hollow shut-off valve body 4 DN1400.Referring to shown in Fig. 2 and Fig. 3, shut-off valve body 4 is internally provided with flap 6,
The gas connection mouth 6b that at least one matches with internal diameter of the pipeline, fixed part and the top of shut-off valve body 4 of flap 6 are provided with flap 6
Inwall connected (i.e. flap 6 can rotate around bearing pin 1) by bearing pin 1.Shown in Figure 2, the outer wall on the top of shut-off valve body 4 is also
The hanger 2 for lifting stop valve is provided with, the bottom of shut-off valve body 4 is welded with valve base 8.
Shown in Figure 2, the obverse and reverse of flap 6 is each provided with valve seat 5, and valve seat 5 passes through the outer wall of shut-off valve body 4
Contacted afterwards with the outer surface of flap 6, to realize the purpose for sealing flap 6, valve seat 5 is fixed with shut-off valve body 4.The front of flap 6
The directive wheel 3 for limiting the axial location of flap 6 is also each provided with reverse side, after directive wheel 3 passes through the outer wall of shut-off valve body 4
Supported with flap 6, directive wheel 3 is fixed with shut-off valve body 4.Valve seat 5 is provided with groove (this implementation with the sealing surface that flap 6 contacts
Be dovetail groove in example), groove is interior to be filled with pyrographite packing, and pyrographite packing enhances the close of stop valve under hot conditions
Sealing property.
Shown in Figure 3, flap 6 is that (i.e. in sector, the outer of its circular arc is set sector gear structure for the cross section of flap 6
It is equipped with some straight-tooth and forms gear), the circle centre position of flap 6 is the fixed part of flap 6.Referring to shown in Fig. 1 and Fig. 4, stop valve valve
The inwall of body 4 is additionally provided with the motor gear 10 for driving flap 6 to move, and the outside of shut-off valve body 4 is additionally provided with motor
9；Shown in Figure 4, motor gear 10 is located at the bottom of shut-off valve body 4 and engaged with the gear on flap 6, and motor 9 passes through
Electric machine support 11 is fixed with shut-off valve body 4, and the motor shaft of motor 9 is through after electric machine support 11 and shut-off valve body 4, with motor
Gear 10 is fixed.
Shown in Figure 3, flap 6 is provided with 1 gas connection mouth 6b and 1 blind plate installing port, gas connection mouth 6b and blind
Plate installing port is located at center line (line i.e. between the center of circle and circle centre position) both sides of flap 6, is provided with blind plate installing port blind
Plate 6a, blind plate 6a purpose are：Due to certain deformation can be produced when larger-size flap 6 is used under worst hot case, because
This deforms influence to sealing property to reduce flap 6, will be blind after the sealing station of flap 6 opens a gas connection mouth 6b
Plate 6a is fixed on flap 6, and the overall deformation of such flap 6 does not interfere with the sealing property of blind plate 6a positions.
Due to not changing the position of valve seat 5 when the present embodiment moves flap, thus flap 6 when mobile directly with valve seat 5
Form hard friction, and then make it that the frictional force (such as stress etc.) that is subject to of flap 6 is larger, and blind plate 6a it is good alleviate flap
6 frictional force being subject in moving process, and then increase the difficulty that flap 6 deforms, extend the service life of flap 6.
In order to improve the resistance to elevated temperatures of flap 6 and valve seat 5, can be applied to high-temperature flue gas pipeline, the present invention is implemented
The flap 6 and valve seat 5 of example are made from model 310H high temperature resistant stainless steel, and valve body weldment 8 is from model 304
High temperature resistant stainless steel is made；The sealing surface of flap 6 and valve seat 5 is coated with chromium carbide coating using supersonic speed technique.
It is shown in Figure 1, the left and right sides part corresponding with flap 6 of shut-off valve body 4, respectively it is fixed with 1 flap protection
Cover 12, is sealed between flap protective cover 12 and shut-off valve body 4 using pyrographite packing.Flap 6 exposes to stop valve
During 4 left side of valve body, the exposed part of flap 6 is located in the flap protective cover 12 in the left side of shut-off valve body 4, and flap 6, which exposes to, to be cut
During disconnected 4 right side of valve body, the exposed part of flap 6 is located in the flap protective cover 12 on the right side of shut-off valve body 4, it follows that 2
Individual flap protective cover 12 can not only prevent flap 6 from being contacted with the external world, extend flap 6 when flap 6 exposes to stop valve
Service life, and 2 flap protective covers 12 and shut-off valve body 4 form full-closed structure, and then high-temperature gas can be prevented
Leak.Shown in Figure 1, shut-off valve body 4 is each side fixed with 1 position-limit mechanism 13, and position-limit mechanism 13 is used to limit
The circumferentially displaced distance of flap 6 processed.
The electronic stop valve of the embodiment of the present invention applies the use process in high-temperature flue gas pipeline to be：
S1：It is shown in Figure 2, electronic stop valve is installed on to the cut-off part of high-temperature flue gas pipeline, it is left in electronic stop valve
The floor height temperature fire clay 7 of right pipeline inner surface brushing one.
S2：Referring to, it is necessary to when opening the gas in the connecting pipe of flap 6, motor gear 10 is in motor 9 shown in Fig. 1 and Fig. 4
In the presence of drive flap 6 circumferentially to rotate clockwise and (rotate to the left, because the gas connection mouth 6b of flap 6 is located at flap 6
Right part), until when the gas connection mouth 6b of flap 6 matches with high-temperature flue gas pipeline, flap 6 can be cut off on the left of valve body 4
Position-limit mechanism 13 limit circumferentially displaced distance, now motor 9 can stop operating, and the exposed part of flap 6 is located at stop valve valve
In the flap protective cover 12 in the left side of body 4, flap 6, which is opened, to be completed.
S3：Referring to, it is necessary to when closing the gas in the cut-out pipeline of flap 6, motor gear 10 is in motor 9 shown in Fig. 1 and Fig. 4
In the presence of drive flap 6 circumferentially inverse rotate clockwise (rotate, because the blind plate 6a of flap 6 is located at flap 6 to the right
Left part), until when the blind plate 6a of flap 6 matches with high-temperature flue gas pipeline, flap 6 can be cut off the position restrainer on the right side of valve body 4
Structure 13 limits circumferentially displaced distance, and now motor 9 can stop operating, and the exposed part of flap 6 is located at the right side of shut-off valve body 4
In flap protective cover 12, flap 6, which is closed, to be completed.
Further, the present invention is not limited to the above-described embodiments, for those skilled in the art,
Without departing from the principles of the invention, some improvements and modifications can also be made, these improvements and modifications are also considered as the present invention
Protection domain within.The content not being described in detail in this specification belongs to existing skill known to professional and technical personnel in the field
Art.
Claims (10)
1. a kind of electronic stop valve for high-temperature flue gas pipeline, including shut-off valve body (4), the inside of shut-off valve body (4)
Flap (6) is provided with, the fixed part of flap (6) is connected with the inwall on shut-off valve body (4) top by bearing pin (1)；Its feature
It is：The gas connection mouth (6b) that at least one matches with internal diameter of the pipeline is provided with flap (6), the obverse and reverse of flap (6) is each
Valve seat (5) is provided with, valve seat (5) contacts after passing through the outer wall of shut-off valve body (4) with flap (6) outer surface, and valve seat (5) is with cutting
Disconnected valve body (4) is fixed；
Flap (6) is sector gear structure, and the circle centre position of flap (6) is the fixed part of the flap (6)；Shut-off valve body (4)
Inwall be additionally provided with for driving the mobile motor gear (10) of flap (6), the outside of shut-off valve body (4) is additionally provided with electricity
Machine (9)；Motor gear (10) is located at the bottom of shut-off valve body (4) and engaged with flap (6), and motor (9) passes through electric machine support
(11) fixed with shut-off valve body (4), the motor shaft of motor (9) is through after electric machine support (11) and shut-off valve body (4), with electricity
Machine gear (10) is fixed.
2. it is used for the electronic stop valve of high-temperature flue gas pipeline as claimed in claim 1, it is characterised in that：The shut-off valve body
(4) left and right sides part corresponding with flap (6), is respectively fixed with 1 flap protective cover (12), 2 flap protective covers (12) with
Shut-off valve body (4) forms all-sealed structure；When flap (6) is exposed on the left of shut-off valve body (4), the exposed portion of flap (6)
Divide in the flap protective cover (12) on the left of shut-off valve body (4), when flap (6) is exposed on the right side of shut-off valve body (4), valve
The exposed part of valve (6) is located at the flap protective cover (12) on the right side of shut-off valve body (4) Nei.
3. it is used for the electronic stop valve of high-temperature flue gas pipeline as claimed in claim 1, it is characterised in that：The flap (6) is opened
There are 1 gas connection mouth (6b) and 1 blind plate installing port, gas connection mouth (6b) and blind plate installing port are located in flap (6)
Heart line both sides, blind plate (6a) is installed in blind plate installing port.
4. it is used for the electronic stop valve of high-temperature flue gas pipeline as claimed in claim 1, it is characterised in that：The flap (6) and
The sealing surface of valve seat (5) is coated with chromium carbide coating.
5. it is used for the electronic stop valve of high-temperature flue gas pipeline as claimed in claim 1, it is characterised in that：The valve seat (5) with
The sealing surface of flap (6) contact is provided with groove, and pyrographite packing is filled with groove.
6. it is used for the electronic stop valve of high-temperature flue gas pipeline as claimed in claim 1, it is characterised in that：The flap (6) and
Valve seat (5) is made from model 310H high temperature resistant stainless steel.
7. the electronic stop valve for high-temperature flue gas pipeline as described in any one of claim 1 to 6, it is characterised in that：It is described
Shut-off valve body (4) is each side fixed with 1 position-limit mechanism for being used to limit the circumferentially displaced distance of flap (6)
(13)。
8. the electronic stop valve for high-temperature flue gas pipeline as described in any one of claim 1 to 6, it is characterised in that：Flap
(6) obverse and reverse is also each provided with being used for the directive wheel (3) for limiting flap (6) axial location, and directive wheel (3) passes through cut-out
Supported after the outer wall of valve body (4) with flap (6), directive wheel (3) is fixed with shut-off valve body (4).
9. the electronic stop valve for high-temperature flue gas pipeline as described in any one of claim 1 to 6, it is characterised in that：Cut-out
The outer wall on valve body (4) top is additionally provided with the hanger (2) for lifting stop valve.
10. the electronic stop valve for high-temperature flue gas pipeline as described in any one of claim 1 to 6, it is characterised in that：Cut-out
The bottom of valve body (4) is welded with valve base (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711059318.7A CN107795726A (en) | 2017-11-01 | 2017-11-01 | A kind of electronic stop valve for high-temperature flue gas pipeline |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711059318.7A CN107795726A (en) | 2017-11-01 | 2017-11-01 | A kind of electronic stop valve for high-temperature flue gas pipeline |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107795726A true CN107795726A (en) | 2018-03-13 |
Family
ID=61548905
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711059318.7A Pending CN107795726A (en) | 2017-11-01 | 2017-11-01 | A kind of electronic stop valve for high-temperature flue gas pipeline |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107795726A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112901810A (en) * | 2021-03-30 | 2021-06-04 | 山东建筑大学 | High-temperature flue gas valve and using method |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4432387A (en) * | 1982-09-20 | 1984-02-21 | Sims Don G | Rotating disc gate valve |
| CN2118872U (en) * | 1992-02-27 | 1992-10-14 | 北京市煤气用具厂 | Gas burning valve |
| CN101943272A (en) * | 2009-07-10 | 2011-01-12 | 江苏江恒阀业有限公司 | Rotary cutting valve |
| CN102226471A (en) * | 2011-04-14 | 2011-10-26 | 陈建君 | Pendulum ceramic valve |
| CN204312740U (en) * | 2014-12-09 | 2015-05-06 | 宣达实业集团有限公司 | Blade type abrasion-proof slag-discharging valve |
| CN204610910U (en) * | 2015-05-12 | 2015-09-02 | 江苏五星波纹管有限公司 | A kind of two plate partition door |
| US20160377185A1 (en) * | 2013-03-15 | 2016-12-29 | Mag Aerospace Industries, Llc | Mixed media orbital valve |
| CN207514345U (en) * | 2017-11-01 | 2018-06-19 | 中船重工特种设备有限责任公司 | A kind of electronic stop valve for high-temperature flue gas pipeline |
-
2017
- 2017-11-01 CN CN201711059318.7A patent/CN107795726A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4432387A (en) * | 1982-09-20 | 1984-02-21 | Sims Don G | Rotating disc gate valve |
| CN2118872U (en) * | 1992-02-27 | 1992-10-14 | 北京市煤气用具厂 | Gas burning valve |
| CN101943272A (en) * | 2009-07-10 | 2011-01-12 | 江苏江恒阀业有限公司 | Rotary cutting valve |
| CN102226471A (en) * | 2011-04-14 | 2011-10-26 | 陈建君 | Pendulum ceramic valve |
| US20160377185A1 (en) * | 2013-03-15 | 2016-12-29 | Mag Aerospace Industries, Llc | Mixed media orbital valve |
| CN204312740U (en) * | 2014-12-09 | 2015-05-06 | 宣达实业集团有限公司 | Blade type abrasion-proof slag-discharging valve |
| CN204610910U (en) * | 2015-05-12 | 2015-09-02 | 江苏五星波纹管有限公司 | A kind of two plate partition door |
| CN207514345U (en) * | 2017-11-01 | 2018-06-19 | 中船重工特种设备有限责任公司 | A kind of electronic stop valve for high-temperature flue gas pipeline |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112901810A (en) * | 2021-03-30 | 2021-06-04 | 山东建筑大学 | High-temperature flue gas valve and using method |
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Application publication date: 20180313 |