CN112963554A - Large-scale double-channel sealing valve with good sealing performance - Google Patents
Large-scale double-channel sealing valve with good sealing performance Download PDFInfo
- Publication number
- CN112963554A CN112963554A CN202110128815.8A CN202110128815A CN112963554A CN 112963554 A CN112963554 A CN 112963554A CN 202110128815 A CN202110128815 A CN 202110128815A CN 112963554 A CN112963554 A CN 112963554A
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- Prior art keywords
- valve
- sealing
- channel
- good
- sealing performance
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- 238000007789 sealing Methods 0.000 title claims abstract description 78
- 230000005540 biological transmission Effects 0.000 claims abstract description 8
- 229910000831 Steel Inorganic materials 0.000 claims description 9
- 239000010959 steel Substances 0.000 claims description 9
- 239000000779 smoke Substances 0.000 claims description 8
- 239000000463 material Substances 0.000 claims description 4
- 239000002184 metal Substances 0.000 claims description 4
- 239000000428 dust Substances 0.000 abstract description 5
- 238000009825 accumulation Methods 0.000 abstract description 3
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 4
- 239000003546 flue gas Substances 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 2
- 239000011241 protective layer Substances 0.000 description 2
- 238000009423 ventilation Methods 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 239000004568 cement Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000008021 deposition Effects 0.000 description 1
- 238000006477 desulfuration reaction Methods 0.000 description 1
- 230000023556 desulfurization Effects 0.000 description 1
- 239000010410 layer Substances 0.000 description 1
- 238000005272 metallurgy Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000010248 power generation Methods 0.000 description 1
- 238000003672 processing method Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000002918 waste heat Substances 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Images
Classifications
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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
- 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
- F16K1/16—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 with pivoted closure-members
- F16K1/18—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 with pivoted closure-members with pivoted discs or flaps
- F16K1/22—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 with pivoted closure-members with pivoted discs or flaps with axis of rotation crossing the valve member, e.g. butterfly valves
- F16K1/223—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 with pivoted closure-members with pivoted discs or flaps with axis of rotation crossing the valve member, e.g. butterfly valves with a plurality of valve members
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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
- 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
- F16K1/16—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 with pivoted closure-members
- F16K1/18—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 with pivoted closure-members with pivoted discs or flaps
- F16K1/22—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 with pivoted closure-members with pivoted discs or flaps with axis of rotation crossing the valve member, e.g. butterfly valves
- F16K1/224—Details of bearings for the axis of rotation
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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
- 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
- F16K1/16—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 with pivoted closure-members
- F16K1/18—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 with pivoted closure-members with pivoted discs or flaps
- F16K1/22—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 with pivoted closure-members with pivoted discs or flaps with axis of rotation crossing the valve member, e.g. butterfly valves
- F16K1/226—Shaping or arrangements of the sealing
- F16K1/2261—Shaping or arrangements of the sealing the sealing being arranged on 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
- 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
- F16K27/0218—Butterfly 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
- F16K31/02—Actuating devices; Operating means; Releasing devices electric; magnetic
- F16K31/04—Actuating devices; Operating means; Releasing devices electric; magnetic using a motor
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Lift Valve (AREA)
Abstract
The invention relates to the technical field of sealing valves and discloses a large double-channel sealing valve with good sealing performance, which comprises a valve body, wherein valve plates are arranged on two sides of one end of the valve body, a connecting rod part is arranged at one end of each valve plate, a rotating shaft part is arranged at one end of each connecting rod part, the rotating shaft part consists of a transmission shaft, a bearing seat, a bearing and a driving force arm, and a sealing element is fixedly connected to one end of the side wall of each valve plate. The large double-channel sealing valve with good sealing performance ensures that the sealing performance of the sealing valve is good, the internal leakage is not more than 0.1 percent, the structural strength of the valve is higher, dust accumulation cannot cause the improper opening and closing or blockage, the large double-channel sealing valve can be manufactured according to the shape of the valve, and a non-circular channel opening is adopted, so that the area of the channel opening is ensured to be the largest possible.
Description
Technical Field
The invention relates to the technical field of sealing valves, in particular to a large double-channel sealing valve with good sealing performance.
Background
The working environment temperature of the high-temperature large-caliber flue gas pipeline for waste heat power generation, desulfurization and denitration in the power, metallurgy and cement industries is 0-500 ℃, the requirement on internal leakage is very high and is generally 0-0.2%, the caliber is large (generally more than 2500mm and can reach 7500mm at most), a welding ventilation butterfly valve is generally adopted for replacing the high-temperature large-caliber flue gas pipeline at present, but the leakage rate of the ventilation butterfly valve is very high and is generally between 1.5-2.5, and the low-leakage requirement cannot be met; if a large-caliber national standard general sealing valve is adopted, the price is several times or even dozens of times higher, and the specification is incomplete. At present, the regulation and the cutting of the flue gas of a high-temperature large-caliber flue gas pipeline with reliable sealing and high cost performance are lacked in China, and therefore a large double-channel sealing valve with good sealing performance is provided.
Disclosure of Invention
Aiming at the defects of the prior art, the invention provides the large double-channel sealing valve with good sealing performance, which ensures that the sealing performance of the sealing valve is good, the internal leakage is not more than 0.1 percent, the structural strength of the valve is higher, dust accumulation can not cause the improper opening and closing or blockage, the valve can be manufactured according to the shape of the valve, a non-circular passage opening is adopted, the area of the passage opening is ensured to be the largest possible, and the like, and the problem that the smoke of a high-temperature large-diameter smoke pipeline with reliable sealing and high cost performance is lack in adjustment and cutting at present is solved.
In order to ensure that the sealing performance of the sealing valve is good, the internal leakage is not more than 0.1 percent, the structural strength of the valve is higher, dust deposition can not cause the improper opening and closing or blockage, the valve can be manufactured according to the shape of the valve, and a noncircular channel port is adopted, so that the purpose of ensuring the area of the channel port to be the largest possible extent is achieved, the invention provides the following technical scheme: the utility model provides a large-scale binary channels seal valve that sealing performance is good, includes the valve body, the one end both sides of valve body are provided with the valve plate, the connecting rod part is all installed to the one end of valve plate, the one end of connecting rod part is provided with the pivot part, just the pivot part comprises transmission shaft, bearing frame, bearing, drive power arm, the lateral wall one end fixedly connected with sealing member of valve plate.
Preferably, the valve body is provided with two independent smoke ports in the steel part, and the sealing part is arranged at the two smoke ports.
Preferably, the valve plate is of a steel box body type.
Preferably, the connecting rod part is a steel piece.
Preferably, the transmission shaft in the rotating shaft component is arranged at one end of a bearing seat, the bearing is arranged on the bearing seat, and the driving arm is fixedly arranged at one end of the bearing.
Preferably, the passageway of valve plate has seted up the mounting groove, sealing member fixed mounting is in the mounting groove, just the sealing member adopts and has metal protection layer flexible material.
Preferably, the driving part of the large double-channel sealing valve is an electric actuator.
Compared with the prior art, the invention provides a large double-channel sealing valve with good sealing performance, which has the following beneficial effects:
1. the large double-channel sealing valve with good sealing performance drives the rotating shaft to rotate through the electric actuator, and the rotating shaft part rotates around the valve plate and the valve body connecting pin shaft through the connecting rod part with the valve plate, so that the valve plate is opened; the sealing performance of the sealing valve is ensured to be good, the internal leakage is not more than 0.1 percent, and the structural strength of the valve is higher.
2. The large double-channel sealing valve with good sealing performance can eliminate the gap between the valve plate and the valve body by extruding the sealing element through the valve plate when the valve is closed, thereby meeting the sealing requirement, preventing the accumulated dust from causing the improper opening and closing or blocking, being manufactured according to the shape of the valve, and adopting a non-circular channel opening to ensure the area of the channel opening to the greatest extent possible.
Drawings
FIG. 1 is a first schematic structural diagram of the present invention;
FIG. 2 is a second schematic structural diagram of the present invention.
In the figure: 1. a valve body; 2. a valve plate; 3. a link member; 4. a spindle member; 5. and a seal.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-2, a large-sized two-way sealing valve with good sealing performance includes a valve body 1, valve plates 2 are disposed on two sides of one end of the valve body 1, a connecting rod part 3 is disposed on one end of each valve plate 2, a rotating shaft part 4 is disposed on one end of each connecting rod part 3, the rotating shaft part 4 is composed of a transmission shaft, a bearing seat, a bearing and a driving force arm, and a sealing member 5 is fixedly connected to one end of a side wall of each valve plate 2.
The large double-channel sealing valve with good sealing performance ensures that the sealing performance of the sealing valve is good, the internal leakage is not more than 0.1 percent, the structural strength of the valve is higher, dust accumulation cannot cause the improper opening and closing or blockage, the large double-channel sealing valve can be manufactured according to the shape of the valve, and a non-circular channel opening is adopted, so that the area of the channel opening is ensured to be the largest possible.
The valve body 1 is a steel piece and is internally provided with two independent smoke ports, and the sealing piece 5 is arranged at the two smoke ports; the valve plate 2 is a steel box body type; the connecting rod part 3 is a steel part; the transmission shaft in the rotating shaft part 4 is arranged at one end of a bearing seat, a bearing is arranged on the bearing seat, and a driving force arm is fixedly arranged at one end of the bearing; a mounting groove is formed in a channel of the valve plate 2, a sealing element 5 is fixedly mounted in the mounting groove, and the sealing element 5 is made of a flexible material with a metal protective layer; the driving part of the large double-channel sealing valve is an electric actuator.
When the valve plate 2 is in work, firstly, the electric actuator drives the rotating shaft to rotate, the rotating shaft part 4 drives the valve plate 2 to rotate around the connecting pin shaft for connecting the valve plate 2 and the valve body 1 through the connecting rod part 3, and therefore the valve plate 2 is opened; when the valve is closed, the valve plate 2 extrudes the sealing piece 5 to eliminate the gap between the valve plate 2 and the valve body 1, thereby achieving the sealing requirement.
In conclusion, the plane of the valve plate 2 contacting the sealing member 5 is ensured to be planar through the relevant processing method; the connecting rod part 3 is firmly welded; the shaft in the shaft part 4 is flexible to rotate; the sealing element 5 is preferably made of a high-temperature-resistant flexible filling material with a metal protective layer; the driving part is an electric actuator, so that the transmission is stable, the noise is small, and the control is accurate.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. The utility model provides a large-scale two-channel sealing valve that sealing performance is good, includes valve body (1), its characterized in that: the one end both sides of valve body (1) are provided with valve plate (2), connecting rod part (3) are all installed to the one end of valve plate (2), the one end of connecting rod part (3) is provided with pivot part (4), just pivot part (4) comprise transmission shaft, bearing frame, bearing, drive power arm, the lateral wall one end fixedly connected with sealing member (5) of valve plate (2).
2. The large two-channel sealing valve with good sealing performance as claimed in claim 1, wherein: the valve body (1) is provided with two independent smoke ports in a steel piece, and the sealing piece (5) is arranged at the two smoke ports.
3. The large two-channel sealing valve with good sealing performance as claimed in claim 1, wherein: the valve plate (2) is of a steel box body type.
4. The large two-channel sealing valve with good sealing performance as claimed in claim 1, wherein: the connecting rod part (3) is a steel piece.
5. The large two-channel sealing valve with good sealing performance as claimed in claim 1, wherein: the transmission shaft in the rotating shaft component (4) is arranged at one end of a bearing seat, the bearing is arranged on the bearing seat, and the driving arm is fixedly arranged at one end of the bearing.
6. The large two-channel sealing valve with good sealing performance as claimed in claim 1, wherein: the mounting groove has been seted up to the passageway of valve plate (2), sealing member (5) fixed mounting is in the mounting groove, just sealing member (5) adopt to have metal protection layer flexible material.
7. The large two-channel sealing valve with good sealing performance as claimed in claim 1, wherein: the driving part of the large double-channel sealing valve is an electric actuator.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110128815.8A CN112963554A (en) | 2021-01-29 | 2021-01-29 | Large-scale double-channel sealing valve with good sealing performance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110128815.8A CN112963554A (en) | 2021-01-29 | 2021-01-29 | Large-scale double-channel sealing valve with good sealing performance |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112963554A true CN112963554A (en) | 2021-06-15 |
Family
ID=76272609
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110128815.8A Pending CN112963554A (en) | 2021-01-29 | 2021-01-29 | Large-scale double-channel sealing valve with good sealing performance |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112963554A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112963587A (en) * | 2021-03-01 | 2021-06-15 | 扬州高标机械有限公司 | Non-deformable's large-scale binary channels seal valve |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1217404A (en) * | 1967-03-09 | 1970-12-31 | Worthington Sa | Rotary valve |
| US20020195140A1 (en) * | 2001-06-26 | 2002-12-26 | Eugene Heil | Damper assembly having improved strength characteristics |
| CN202812238U (en) * | 2012-09-27 | 2013-03-20 | 扬州高标机械有限公司 | Connecting rod transmission sealing butterfly valve for waste heat power generation |
| CN108050288A (en) * | 2017-12-29 | 2018-05-18 | 扬州高标机械有限公司 | A kind of cogeneration large high-temperature double containment smoke valve |
| CN110657246A (en) * | 2019-10-15 | 2020-01-07 | 山东菲特自控阀门制造有限公司 | Four-connecting-rod eccentric butterfly valve for catalytic device |
-
2021
- 2021-01-29 CN CN202110128815.8A patent/CN112963554A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1217404A (en) * | 1967-03-09 | 1970-12-31 | Worthington Sa | Rotary valve |
| US20020195140A1 (en) * | 2001-06-26 | 2002-12-26 | Eugene Heil | Damper assembly having improved strength characteristics |
| CN202812238U (en) * | 2012-09-27 | 2013-03-20 | 扬州高标机械有限公司 | Connecting rod transmission sealing butterfly valve for waste heat power generation |
| CN108050288A (en) * | 2017-12-29 | 2018-05-18 | 扬州高标机械有限公司 | A kind of cogeneration large high-temperature double containment smoke valve |
| CN110657246A (en) * | 2019-10-15 | 2020-01-07 | 山东菲特自控阀门制造有限公司 | Four-connecting-rod eccentric butterfly valve for catalytic device |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112963587A (en) * | 2021-03-01 | 2021-06-15 | 扬州高标机械有限公司 | Non-deformable's large-scale binary channels seal valve |
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