CN109667941A - A kind of gas pressure regulator, governor with warning function - Google Patents
A kind of gas pressure regulator, governor with warning function Download PDFInfo
- Publication number
- CN109667941A CN109667941A CN201811509258.9A CN201811509258A CN109667941A CN 109667941 A CN109667941 A CN 109667941A CN 201811509258 A CN201811509258 A CN 201811509258A CN 109667941 A CN109667941 A CN 109667941A
- Authority
- CN
- China
- Prior art keywords
- diaphragm
- vacuum
- valve body
- pressure regulator
- governor
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
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
-
- 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
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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
- F16K31/00—Actuating devices; Operating means; Releasing devices
- F16K31/44—Mechanical actuating means
- F16K31/53—Mechanical actuating means with toothed gearing
- F16K31/54—Mechanical actuating means with toothed gearing with pinion and rack
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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
- F16K37/0066—Hydraulic or pneumatic means
Abstract
The invention discloses a kind of gas pressure regulator, governors with warning function, it includes valve body, and valve body is equipped with air inlet and air outlet, and the valve outer wall is provided with vacuum chamber, baroceptor is equipped in the vacuum chamber, the baroceptor is connected with alarm by controller；Vacuum diaphragm is equipped in the valve body, and the vacuum diaphragm is connect with vacuum chamber；Compressed spring is equipped between the vacuum diaphragm and valve body, the vacuum diaphragm is connected with connecting rod, and the lower section of the connecting rod is connected with valve rod by transmission component, and the valve rod is equipped with spool.The present invention alarms when upper diaphragm or lower diaphragm generation gas leakage initial stage, reminds relevant staff to replace diaphragm in time, prevents vacuum diaphragm from gas leakage occurs, increase the safety of pressure regulator, be driven by rack pinion accurate and sensitive.
Description
Technical field
The present invention relates to natural gas transportation equipment technical fields, more particularly, to a kind of gas pressure regulating with warning function
Device.
Background technique
Fuel gas pipeline is the pipeline for conveying the fuel gas such as natural gas, in order to guarantee that user can be with security and stability using combustion
Gas needs to maintain stable gaseous-pressure in fuel gas pipeline.Gas pressure regulator, governor is mounted in the special portion of one of fuel gas pipeline
Part, it can automatically adjust the gas flow for flowing through its valve body, reach no matter how the pressure of gas pressure regulator, governor entrance changes, go out
Mouth pressure can stablize the effect in prescribed limit.Existing gas pressure regulator, governor includes the upper chamber separated by diaphragm and lower gas
Room, lower chamber both ends are respectively air inlet and air outlet, and mutually matched valve seat and spool, spool and thick stick are provided at air inlet
One end of bar connects, and the lever other end is connect with diaphragm center.Existing diaphragm, which works long hours, be easy to cause fatigue damage, and
When diaphragm failures initial stage, only small gap carries out gas leakage, and staff cannot discover under normal circumstances, if without timely
Replacement diaphragm will cause pressure regulator failure, or even explode, and bring property and infliction of body to people.
Summary of the invention
It is insufficient according to prior art, the object of the present invention is to provide a kind of gas pressure regulator, governor with warning function, when
Upper diaphragm or lower diaphragm occur to alarm when gas leakage initial stage, remind relevant staff to replace diaphragm in time, prevent vacuum every
Gas leakage occurs for film, increases the safety of pressure regulator, is driven by rack pinion accurate and sensitive.
In order to solve the above technical problems, the invention adopts the following technical scheme:
A kind of gas pressure regulator, governor with warning function, it includes valve body, and valve body is equipped with air inlet and air outlet, described
Valve outer wall is provided with vacuum chamber, is equipped with baroceptor in the vacuum chamber, the baroceptor is connected with by controller
Alarm；
Vacuum diaphragm is equipped in the valve body, and the vacuum diaphragm is connect with vacuum chamber；
Compressed spring is equipped between the vacuum diaphragm and valve body, the vacuum diaphragm is connected with connecting rod, the connection
The lower section of bar is connected with valve rod by transmission component, and the valve rod is equipped with spool.
Further, the vacuum diaphragm include upper diaphragm, lower diaphragm and the clamping ring being connect with upper diaphragm, lower diaphragm and
Retainer plate, the clamping ring are connect with connecting rod, and the retainer plate is connect with valve body, the upper diaphragm, lower diaphragm, clamping ring and
Retainer plate forms vacuum cavity.
Further, it is connected with several in a connecting tube on the retainer plate, states connecting tube connection vacuum cavity and vacuum chamber.
Further, the retainer plate is equipped with upper fixing groove and lower fixing groove, the upper diaphragm are located in fixing groove, institute
Lower diaphragm is stated to be located in lower fixing groove.
Further, for the ease of that can be expanded rapidly in vacuum cavity into vacuum cavity after gas, the upper diaphragm
Several elastic bumps are equipped between lower diaphragm.
Further, for the ease of vacuumizing to vacuum chamber and vacuum cavity, the valve body is equipped with vacuum pump connector, outside
The vacuum pump on boundary vacuumizes it by vacuum pump connector.
Further, the transmission component includes the sliding block connecting with connecting rod, and the sliding block is connected with gear by connecting rod,
The connecting rod is connect with sliding block and gear by revolute pair.The gear is connected with rack gear, and the rack gear is connect with valve rod, described
The bottom of rack gear is provided with sliding slot, is equipped with sliding rail in the valve body, the sliding rail is connect with sliding slot.
Further, in order to limit the vertical shift of sliding block, sliding block moving track is equipped in the valve body.
The beneficial effects of the present invention are: by the connection of vacuum chamber and vacuum diaphragm, when upper diaphragm or lower diaphragm gas leakage
Afterwards, gas is able to enter in vacuum chamber, and baroceptor senses the variation of air pressure, and the alarm of controller control at this time is reported
It is alert, it reminds related personnel to take measures, avoids vacuum diaphragm gas leakage, increase the safety of valve body；Made by rack pinion
The moving direction of valve rod more determines, and is driven accurate.
Detailed description of the invention
Fig. 1 is schematic structural view of the invention；
Fig. 2 is vacuum diaphragm chip architecture schematic diagram of the present invention.
In figure: 1- valve body；2- air inlet；The gas outlet 3-；4- vacuum chamber；5- baroceptor；6- alarm；7- vacuum every
Film；70- upper diaphragm；Diaphragm under 71-；72- clamping ring；73- retainer plate；The upper fixing groove of 730-；Fixing groove under 731-；74- vacuum
Cavity；75- connecting tube；8- compressed spring；9- transmission component；90- sliding block；91- connecting rod；92- gear；93- rack gear；94- sliding slot；
95- sliding rail；10- connecting rod；11- valve rod；12- spool；13- elastic bumps；14- vacuum pump connector；15- sliding block moving rail
Road；16- controller.
Specific embodiment
Hereinafter, preferred embodiments of the present invention will be described with reference to the accompanying drawings, it should be understood that preferred reality described herein
Apply example only for the purpose of illustrating and explaining the present invention and is not intended to limit the present invention.
A kind of gas pressure regulator, governor with warning function as shown in Figs. 1-2, it includes valve body 1, and valve body 1 is equipped with air inlet
Mouth 2 and gas outlet 3,1 outer wall of valve body are provided with vacuum chamber 4, are equipped with baroceptor 5 in vacuum chamber 4, baroceptor 5 passes through control
Device 16 processed is connected with alarm 6；
Vacuum diaphragm 5 is equipped in valve body 1, and vacuum diaphragm 7 is connect with vacuum chamber 4；
Compressed spring 8 is equipped between vacuum diaphragm 7 and valve body 1, vacuum diaphragm 7 is connected with connecting rod 10, connecting rod 10
Lower section is connected with valve rod 11 by transmission component 9, and valve rod 11 is equipped with spool 12.
Vacuum diaphragm 7 include upper diaphragm 70, lower diaphragm 71 and the clamping ring 72 being connect with upper diaphragm 70, lower diaphragm 71 and
Retainer plate 73, clamping ring 72 are connect with connecting rod 10, and retainer plate 73 is connect with valve body 1, upper diaphragm 70, lower diaphragm 71, clamping ring
72 and retainer plate 73 formed vacuum cavity 74.
It is connected on retainer plate 73 several in a connecting tube 75, the connection vacuum cavity 74 of connecting tube 75 and vacuum chamber 4.
Retainer plate 73 is equipped with upper fixing groove 730 and lower fixing groove 731, upper diaphragm 70 are located in fixing groove 730, lower film
Piece 71 is located in lower fixing groove 731.
Several elastic bumps 13 are equipped between upper diaphragm 70 and lower diaphragm 71.
Valve body 1 is equipped with vacuum pump connector 14.
Transmission component 9 includes the sliding block 90 connecting with connecting rod 10, and sliding block 90 is connected with gear 92, gear by connecting rod 91
92 are connected with rack gear 93, and rack gear 93 is connect with valve rod 11, and the bottom of rack gear 93 is provided with sliding slot 94, and sliding rail 95 is equipped in valve body 1, sliding
Rail 95 is connect with sliding slot 94.
Sliding block moving track 15 is equipped in valve body 1.
The above shows and describes the basic principles and main features of the present invention and the advantages of the present invention.The technology of the industry
Personnel are it should be appreciated that the present invention is not limited to the above embodiments, and the above embodiments and description only describe this
The principle of invention, without departing from the spirit and scope of the present invention, various changes and improvements may be made to the invention, these changes
Change and improvement all fall within the protetion scope of the claimed invention.The claimed scope of the invention by appended claims and its
Equivalent thereof.
Claims (8)
1. a kind of gas pressure regulator, governor with warning function, it includes valve body (1), and valve body (1) is equipped with air inlet (2) and outlet
Mouth (3), it is characterised in that: valve body (1) outer wall is provided with vacuum chamber (4), and baroceptor is equipped in the vacuum chamber (4)
(5), the baroceptor (5) is connected with alarm (6) by controller (16)；
Vacuum diaphragm (7) are equipped in the valve body (1), and the vacuum diaphragm (7) is connect with vacuum chamber (4)；
Compressed spring (8) are equipped between the vacuum diaphragm (7) and valve body (1), the vacuum diaphragm (7) is connected with connecting rod
(10), the lower section of the connecting rod (10) is connected with valve rod (11) by transmission component (9), and the valve rod (11) is equipped with spool
(12)。
2. a kind of gas pressure regulator, governor with warning function according to claim 1, it is characterised in that: the vacuum diaphragm
It (7) include upper diaphragm (70), lower diaphragm (71) and the clamping ring (72) being connect with upper diaphragm (70), lower diaphragm (71) and fixation
It encloses (73), the clamping ring (72) connect with connecting rod (10), and the retainer plate (73) connect with valve body (1), the upper diaphragm
(70), lower diaphragm (71), clamping ring (72) and retainer plate (73) form vacuum cavity (74).
3. a kind of gas pressure regulator, governor with warning function according to claim 2, it is characterised in that: the retainer plate
(73) it is connected on several in a connecting tube (75), connecting tube (75) connection vacuum cavity (74) and vacuum chamber (4).
4. a kind of gas pressure regulator, governor with warning function according to claim 2, it is characterised in that: the retainer plate
(73) it is equipped with upper fixing groove (730) and lower fixing groove (731), the upper diaphragm (70) is located in fixing groove (730), described
Lower diaphragm (71) is located in lower fixing groove (731).
5. a kind of gas pressure regulator, governor with warning function according to claim 2, it is characterised in that: the upper diaphragm
(70) several elastic bumps (13) are equipped between lower diaphragm (71).
6. a kind of gas pressure regulator, governor with warning function according to claim 1, it is characterised in that: the valve body (1)
It is equipped with vacuum pump connector (14).
7. a kind of gas pressure regulator, governor with warning function according to claim 1, it is characterised in that: the transmission component
It (9) include the sliding block (90) being connect with connecting rod (10), the sliding block (90) is connected with gear (92) by connecting rod (91), described
Gear (92) is connected with rack gear (93), and the rack gear (93) connect with valve rod (11), and the bottom of the rack gear (93) is provided with sliding slot
(94), sliding rail (95) are equipped in the valve body (1), the sliding rail (95) connect with sliding slot (94).
8. a kind of gas pressure regulator, governor with warning function according to claim 1, it is characterised in that: the valve body (1)
It is interior to be equipped with sliding block moving track (15).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811509258.9A CN109667941A (en) | 2018-12-11 | 2018-12-11 | A kind of gas pressure regulator, governor with warning function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811509258.9A CN109667941A (en) | 2018-12-11 | 2018-12-11 | A kind of gas pressure regulator, governor with warning function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109667941A true CN109667941A (en) | 2019-04-23 |
Family
ID=66143725
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811509258.9A Pending CN109667941A (en) | 2018-12-11 | 2018-12-11 | A kind of gas pressure regulator, governor with warning function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109667941A (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2177852Y (en) * | 1993-10-09 | 1994-09-21 | 石家庄市热力煤气经济技术开发总公司 | Pressure regulator for pipeline fuel gas user |
| DE10144230A1 (en) * | 2001-09-07 | 2003-03-27 | Endress & Hauser Gmbh & Co Kg | High-safety pressure measurement instrument has an intermediate monitored area delimited by inner and outer membranes between the fluid whose pressure is being measured and a pressure transmission fluid |
| CN105257881A (en) * | 2015-10-30 | 2016-01-20 | 重庆市界石燃气设备有限公司 | Pressure balance and regulation device |
| CN108240885A (en) * | 2016-12-24 | 2018-07-03 | Wika亚历山大·威甘德欧洲股份两合公司 | With the double diaphragms vacuumized and the diaphragm seal component of vacuum monitoring device |
-
2018
- 2018-12-11 CN CN201811509258.9A patent/CN109667941A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2177852Y (en) * | 1993-10-09 | 1994-09-21 | 石家庄市热力煤气经济技术开发总公司 | Pressure regulator for pipeline fuel gas user |
| DE10144230A1 (en) * | 2001-09-07 | 2003-03-27 | Endress & Hauser Gmbh & Co Kg | High-safety pressure measurement instrument has an intermediate monitored area delimited by inner and outer membranes between the fluid whose pressure is being measured and a pressure transmission fluid |
| CN105257881A (en) * | 2015-10-30 | 2016-01-20 | 重庆市界石燃气设备有限公司 | Pressure balance and regulation device |
| CN108240885A (en) * | 2016-12-24 | 2018-07-03 | Wika亚历山大·威甘德欧洲股份两合公司 | With the double diaphragms vacuumized and the diaphragm seal component of vacuum monitoring device |
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|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20190423 |