CN114151609A - Real-time monitoring assembly for corrugated pipe valve - Google Patents
Real-time monitoring assembly for corrugated pipe valve Download PDFInfo
- Publication number
- CN114151609A CN114151609A CN202111623711.0A CN202111623711A CN114151609A CN 114151609 A CN114151609 A CN 114151609A CN 202111623711 A CN202111623711 A CN 202111623711A CN 114151609 A CN114151609 A CN 114151609A
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- metal gasket
- valve
- joint
- real
- straight
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- 238000012544 monitoring process Methods 0.000 title claims abstract description 38
- 229910052751 metal Inorganic materials 0.000 claims abstract description 43
- 239000002184 metal Substances 0.000 claims abstract description 43
- 238000012360 testing method Methods 0.000 claims abstract description 12
- 238000007789 sealing Methods 0.000 claims description 42
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 claims description 15
- 239000000463 material Substances 0.000 claims description 15
- 239000010936 titanium Substances 0.000 claims description 15
- 229910052719 titanium Inorganic materials 0.000 claims description 15
- 238000012856 packing Methods 0.000 abstract description 9
- 230000007797 corrosion Effects 0.000 description 5
- 238000005260 corrosion Methods 0.000 description 5
- 238000000034 method Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000001419 dependent effect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000000945 filler Substances 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 231100000086 high toxicity Toxicity 0.000 description 1
- 230000002285 radioactive effect Effects 0.000 description 1
- 239000000565 sealant Substances 0.000 description 1
- 239000000126 substance 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
- 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
- F16K37/0025—Electrical or magnetic means
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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
- F16K41/00—Spindle sealings
- F16K41/10—Spindle sealings with diaphragm, e.g. shaped as bellows or tube
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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
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L15/00—Screw-threaded joints; Forms of screw-threads for such joints
- F16L15/04—Screw-threaded joints; Forms of screw-threads for such joints with additional sealings
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Indication Of The Valve Opening Or Closing Status (AREA)
Abstract
The invention relates to a real-time monitoring assembly for a corrugated pipe valve, which comprises a straight-through joint, a three-way joint, an outer hexagonal plug screw, a metal gasket, a stop valve, a bent pipe, a buffer pipe, an electric contact pressure gauge and a user control terminal, wherein the straight-through joint is connected with the three-way joint; one end of the straight-through joint is connected with the upper cover of the corrugated pipe valve, the other end of the straight-through joint is connected with a three-way joint, one end of the three-way joint is provided with a pressure test port, and the pressure test port is sealed with a metal gasket through an outer hexagonal plug screw; the other end is equipped with the pressure monitoring mouth, be equipped with stop valve, return bend and buffer tube between pressure monitoring mouth and the electric contact pressure gauge in proper order, the electric contact pressure gauge is connected to user control terminal. The invention has the functions of testing and monitoring, testing whether the valve rod packing seal and the corrugated pipe seal are effective or not, monitoring whether the corrugated pipe seal is invalid or not in normal use and realizing real-time alarm, and has the advantages of simple operation, safety and reliability.
Description
Technical Field
The invention belongs to the technical field of valves, and relates to a real-time monitoring assembly for a corrugated pipe valve.
Background
The corrugated pipe valve is widely applied to the working conditions of inflammability, explosiveness, high toxicity and radioactive medium, and has a double-sealing design (corrugated pipe sealing and valve rod packing sealing). The possibility of leakage of the process medium from the valve stem is substantially eliminated by welding the bellows to the valve stem to form a seal. If the corrugated pipe is damaged to cause the sealing failure of the corrugated pipe, the valve rod packing seal can also ensure that the medium does not leak.
The commonly used bellows valve is relatively dependent on the quality of the bellows, and the monitoring of the damage and the failure of the bellows cannot be realized due to the lack of an assembly for detecting the bellows seal and the valve rod packing seal. Because the danger coefficient of bellows valve use medium operating mode is very high, if can't discover in time that the bellows seal has become invalid, continue long-time the use, the valve rod packing seals and has the risk of becoming invalid, may cause huge loss. In addition, the common thread sealing connection is 60-degree conical pipe thread connection, and the thread connection mode is usually matched with thread sealant when used for sealing, so that the thread sealing glue is easy to lose efficacy when working conditions of high temperature, corrosion and temperature alternation are met, and effective sealing cannot be realized.
Disclosure of Invention
The invention aims to provide a real-time monitoring assembly for a corrugated valve, wherein an electric contact pressure gauge of the monitoring assembly can be connected to a control terminal for real-time remote monitoring and alarming; the sealing performance of the valve rod packing and the valve corrugated pipe can be detected, and whether the corrugated pipe sealing fails in the using process can be monitored in real time; and the problem that the conventional 60-degree conical pipe threaded connection is not suitable for sealing under working conditions of high temperature, corrosion and temperature alternation can be effectively solved.
According to the technical scheme of the invention: a real-time monitoring assembly for a corrugated pipe valve comprises a straight-through joint, a three-way joint, an outer hexagonal plug screw, a metal gasket, a stop valve, a bent pipe, a buffer pipe, an electric contact pressure gauge and a user control terminal; one end of the straight-through joint is connected with the upper cover of the corrugated pipe valve, the other end of the straight-through joint is connected with the three-way joint, one end of the three-way joint is provided with a pressure test port, and the pressure test port is sealed with the metal gasket through an outer hexagonal plug screw; the other end is provided with a pressure monitoring port, a stop valve, a bent pipe and a buffer pipe are sequentially arranged between the pressure monitoring port and an electric contact pressure gauge, and the electric contact pressure gauge is connected to a user control terminal for real-time remote monitoring, whether the corrugated pipe seal fails or not and alarming when the corrugated pipe seal fails.
As a further improvement of the invention, a stop valve, a bent pipe and a buffer pipe are arranged between the pressure monitoring port and the electric contact pressure gauge, and the buffer pipe can protect the electric contact pressure gauge when the corrugated pipe fails.
As a further improvement of the invention, the bent pipe is a 90-degree bent pipe.
As a further improvement of the invention, lengthened 55-degree non-sealing pipe threads and a metal gasket are adopted between the three-way joint and the outer hexagonal plug for pressing and sealing, and the metal gasket is made of a titanium material.
As a further improvement of the invention, lengthened 55-degree non-sealing pipe threads and a metal gasket are adopted between the straight-through joint and the valve upper cover for pressing and sealing, and the metal gasket is made of a titanium material.
As a further improvement of the invention, lengthened 55-degree non-sealing pipe threads and a metal gasket are adopted between the straight-through joint and the three-way joint for pressing and sealing, and the metal gasket is made of a titanium material.
As a further improvement of the invention, elongated 55-degree non-sealing pipe threads and a metal gasket are adopted between the outer hexagonal plug screw and the stop valve for pressing and sealing, and the metal gasket is made of a titanium material.
And elongated 55-degree non-sealing pipe threads and a metal gasket are adopted between the stop valve and the bent pipe for pressing and sealing, and the metal gasket is made of a titanium material.
The positive progress effects of the invention are as follows:
the electric contact pressure gauge can be connected to a control terminal for real-time remote monitoring and alarming; meanwhile, the valve rod packing seal and the corrugated pipe seal are tested to be effective or not, whether the corrugated pipe seal fails or not in normal use is monitored, real-time alarm can be realized, and the valve rod packing seal and the corrugated pipe seal are simple to operate, safe and reliable; because the straight-through joint, the valve upper cover, the three-way joint, the outer hexagonal plug screw, the stop valve and the 90-degree elbow are sealed by lengthened 55-degree non-sealing pipe threads and metal gaskets; the connection mode effectively solves the problem that the conventional 60-degree conical pipe threaded connection is not suitable for sealing under working conditions of high temperature, corrosion and temperature alternation.
Drawings
FIG. 1 is a schematic structural diagram of the present invention in use.
Fig. 2 is a sectional view of the structure in the use state of the present invention.
Fig. 3 is a partial enlarged view at I of fig. 2.
Description of reference numerals: the device comprises a 1-straight joint, a 2-three-way joint, a 3-outer hexagonal plug screw 3, a 4-metal gasket, a 5-stop valve, a 6-90-degree elbow, a 7-buffer tube, an 8-electric contact pressure gauge, a 9-user control terminal, a 10-valve rod 10, a 11-filler, a 12-valve upper cover and a 13-corrugated tube.
Detailed Description
The following further describes embodiments of the present invention with reference to the accompanying drawings:
as shown in fig. 1-3, the real-time monitoring assembly for a bellows valve according to the present invention includes a through connector 1, a three-way connector 2, an outer hexagonal plug 3, a metal gasket 4, a stop valve 5, a 90 ° elbow 6, a buffer tube 7, an electric contact pressure gauge 8, and a user control terminal 9. One end of the straight-through joint 1 is connected with an upper cover 12 of the corrugated pipe valve, the other end of the straight-through joint is connected with a three-way joint 2, one end of the three-way joint 2 is provided with a pressure test port, and the straight-through joint is sealed with a metal gasket 4 through an outer hexagonal plug screw 3; the other end is provided with a pressure monitoring port, a stop valve 5, a 90-degree elbow 6 and a buffer tube 7 are sequentially arranged between the pressure monitoring port and an electric contact pressure gauge 8, and the electric contact pressure gauge 8 is connected to a user control terminal 9 for real-time remote monitoring, sealing of a corrugated pipe 13 and alarming when the sealing fails.
As shown in fig. 1, when the pressure test is performed, the shutoff valve 5 is closed, the hexagonal plug 3 and the metal gasket 4 are removed, and the pressure is increased through the pressure test port to confirm whether the valve stem 10, the packing 11, and the bellows 13 are in a failure state.
As shown in fig. 1-2, when the bellows valve is normally used, the electro-contact pressure gauge 8 can be connected to a user remote control terminal 9, and an alarm value of the electro-contact pressure gauge 8 is set according to the pressure of the use condition. The pressure test mouth of 2 one ends of three way connection compresses tightly metal gasket 4 through outer hexagonal plug screw 3 and realizes sealing, opens stop valve 5 simultaneously, whether loses efficacy through electric contact pressure gauge 8 real time remote monitoring bellows 13 to report to the police in real time when losing efficacy, can overhaul the valve according to equipment behavior.
As shown in fig. 1, a stop valve 5, a 90-degree elbow 6 and a buffer tube 7 are arranged between a pressure monitoring port at one end of the three-way joint 2 and an electric contact pressure gauge 8. Buffer tube 7 may protect the electro-contact pressure gauge 8 in the event of a bellows 13 failure.
As shown in fig. 1-2, according to the real-time monitoring assembly for the bellows valve, an elongated 55 ° non-sealing pipe thread is adopted between the three-way joint 2 and the outer hexagonal plug 3 to be pressed and sealed with a metal gasket 4, and the metal gasket 4 is made of a titanium material.
And an elongated 55-degree non-sealing pipe thread is adopted between the straight-through joint 1 and the valve upper cover 12 to be tightly pressed and sealed with a metal gasket, and the metal gasket is made of a titanium material.
And an elongated 55-degree non-sealing pipe thread and a metal gasket are adopted between the straight-through joint 1 and the three-way joint 2 for pressing and sealing, and the metal gasket is made of a titanium material.
And an elongated 55-degree non-sealing pipe thread is adopted between the outer hexagonal plug screw 3 and the stop valve 5 to be compressed and sealed with a metal gasket, and the metal gasket is made of a titanium material.
And an elongated 55-degree non-sealing pipe thread is adopted between the stop valve 5 and the 90-degree elbow 6 to be tightly pressed and sealed with a metal gasket, and the metal gasket is made of a titanium material.
The electric contact pressure gauge can be connected to a control terminal for real-time remote monitoring and alarming. The straight-through joint, the valve upper cover and the three-way joint, the outer hexagonal plug screw, the stop valve and the 90-degree elbow are sealed by lengthened 55-degree non-sealing pipe threads and metal gaskets; the sealing type connection mode effectively solves the problem that the conventional 60-degree conical pipe threaded connection is not suitable for sealing under working conditions of high temperature, corrosion and temperature alternation. The device has the advantages of simple structure, convenient operation, safety, reliability, wide application in high temperature, corrosion and temperature alternation working conditions and the like.
It will be understood that the above embodiments are merely exemplary embodiments taken to illustrate the principles of the present invention, which is not limited thereto. It will be apparent to those skilled in the art that various modifications and improvements can be made without departing from the spirit and substance of the invention, and these modifications and improvements are also considered to be within the scope of the invention.
Claims (8)
1. A real-time monitoring subassembly for bellows valve, characterized by: the device comprises a straight-through joint (1), a three-way joint (2), an outer hexagonal plug screw (3), a metal gasket (4), a stop valve (5), a bent pipe (6), a buffer pipe (7), an electric contact pressure gauge (8) and a user control terminal (9); one end of the straight-through joint (1) is connected with the upper cover (12) of the corrugated pipe valve, the other end of the straight-through joint is connected with the three-way joint (2), one end of the three-way joint (2) is provided with a pressure test port, and the pressure test port is sealed with the metal gasket (4) through an outer hexagonal plug screw (3); the other end is equipped with the pressure monitoring mouth, be equipped with stop valve (5), return bend (6) and buffer tube (7) between pressure monitoring mouth and electric contact pressure gauge (8) in proper order, electric contact pressure gauge (8) are connected to user control terminal (9), and real-time remote monitoring and bellows (13) are sealed whether to lose efficacy and report to the police when losing efficacy.
2. A real-time monitoring assembly for a bellows valve as claimed in claim 1, wherein: be equipped with stop valve (5), return bend (6), buffer tube (7) between pressure monitoring mouth and electric contact pressure gauge (8), buffer tube (7) can protect electric contact pressure gauge (8) when bellows (13) became invalid.
3. A real-time monitoring assembly for a bellows valve as claimed in claim 1, wherein: the bent pipe (6) is a 90-degree bent pipe.
4. A real-time monitoring assembly for a bellows valve as claimed in claim 1, wherein: the three-way connector (2) and the outer hexagonal plug (3) are compressed and sealed by adopting lengthened 55-degree non-sealing pipe threads and a metal gasket (4), and the metal gasket (4) is made of a titanium material.
5. A real-time monitoring assembly for a bellows valve as claimed in claim 1, wherein: and an elongated 55-degree non-sealing pipe thread is adopted between the straight-through joint (1) and the valve upper cover (12) to be compressed and sealed with a metal gasket, and the metal gasket is made of a titanium material.
6. A real-time monitoring assembly for a bellows valve as claimed in claim 1, wherein: and an elongated 55-degree non-sealing pipe thread and a metal gasket are adopted between the straight-through joint (1) and the three-way joint (2) for pressing and sealing, and the metal gasket is made of a titanium material.
7. A real-time monitoring assembly for a bellows valve as claimed in claim 1, wherein: the outer hexagonal plug screw (3) and the stop valve (5) are compressed and sealed by lengthened 55-degree non-sealing pipe threads and a metal gasket, and the metal gasket is made of a titanium material.
8. A real-time monitoring assembly for a bellows valve as claimed in claim 1, wherein: and elongated 55-degree non-sealing pipe threads and a metal gasket are adopted between the stop valve (5) and the elbow (6) for pressing and sealing, and the metal gasket is made of a titanium material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111623711.0A CN114151609A (en) | 2021-12-28 | 2021-12-28 | Real-time monitoring assembly for corrugated pipe valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111623711.0A CN114151609A (en) | 2021-12-28 | 2021-12-28 | Real-time monitoring assembly for corrugated pipe valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114151609A true CN114151609A (en) | 2022-03-08 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111623711.0A Pending CN114151609A (en) | 2021-12-28 | 2021-12-28 | Real-time monitoring assembly for corrugated pipe valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114151609A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0422342A1 (en) * | 1989-09-29 | 1991-04-17 | RUHR OEL GmbH | Sealing system with modified stuffing box |
| CN200958607Y (en) * | 2006-02-06 | 2007-10-10 | 平顶山市天佳仪表有限责任公司 | Sulfur hexafluoride stop valve |
| CN103575479A (en) * | 2012-08-07 | 2014-02-12 | 费希尔控制国际公司 | Apparatus for fluid control device leak detection |
| CN204612885U (en) * | 2015-05-29 | 2015-09-02 | 自贡华气科技股份有限公司 | A kind of device ensureing air-tight test safety |
| CN211693752U (en) * | 2020-01-19 | 2020-10-16 | 四川固特阀门制造有限公司 | Bellows valve with leakage detection function |
| CN216715380U (en) * | 2021-12-28 | 2022-06-10 | 江苏智能特种阀门有限公司 | Real-time monitoring assembly for corrugated pipe valve |
-
2021
- 2021-12-28 CN CN202111623711.0A patent/CN114151609A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0422342A1 (en) * | 1989-09-29 | 1991-04-17 | RUHR OEL GmbH | Sealing system with modified stuffing box |
| CN200958607Y (en) * | 2006-02-06 | 2007-10-10 | 平顶山市天佳仪表有限责任公司 | Sulfur hexafluoride stop valve |
| CN103575479A (en) * | 2012-08-07 | 2014-02-12 | 费希尔控制国际公司 | Apparatus for fluid control device leak detection |
| CN204612885U (en) * | 2015-05-29 | 2015-09-02 | 自贡华气科技股份有限公司 | A kind of device ensureing air-tight test safety |
| CN211693752U (en) * | 2020-01-19 | 2020-10-16 | 四川固特阀门制造有限公司 | Bellows valve with leakage detection function |
| CN216715380U (en) * | 2021-12-28 | 2022-06-10 | 江苏智能特种阀门有限公司 | Real-time monitoring assembly for corrugated pipe valve |
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