CN201354934Y - Pressure reducing regulator - Google Patents
Pressure reducing regulator Download PDFInfo
- Publication number
- CN201354934Y CN201354934Y CNU2009201140155U CN200920114015U CN201354934Y CN 201354934 Y CN201354934 Y CN 201354934Y CN U2009201140155 U CNU2009201140155 U CN U2009201140155U CN 200920114015 U CN200920114015 U CN 200920114015U CN 201354934 Y CN201354934 Y CN 201354934Y
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- CN
- China
- Prior art keywords
- pressure
- governor
- diaphragm
- regulator
- low
- 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.)
- Expired - Fee Related
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Abstract
The utility model relates to a regulator, in particular to a pressure reducing regulator which adopts the technical proposal that the pressure reducing regulator comprises a regulator shell, a regulator cover, an access passage, an exhaust channel and a fuel gas cavity, wherein the fuel gas cavity is internally provided with a lever type pressure regulating mechanism; the regulator shell is provided with a regulating mechanism under the lever type pressure regulating mechanism; the lower end of the regulator shell is provided with a low pressure cover; a secondary regulation cavity is formed by the space between the low pressure cover and the regulator shell; the exhaust channel is provided with a through hole which is vertical to the exhaust channel and passes through the exhaust channel and the secondary regulation cavity; the exhaust channel is internally provided with a venturi tube, and an air inlet and an air outlet of the venturi tube are arranged in a coaxial way together with the exhaust channel; and a flow passage of the venturi tube is arranged in a coaxial way together with the through hole. By adopting the technical proposal, the pressure reducing regulator has the advantages of compact structure, rapid pressure regulation speed and stable performance.
Description
Technical field
The utility model relates to a kind of regulator, particularly a kind of pressure reducing regulator.
Background technique
Traditional pressure reducing regulator mainly includes governor body, place the governor cap on the housing, governor body is provided with gas-entered passageway and outlet passageway, be provided with cavity volume in the governor body, the space of this cavity volume and governor cap constitutes the combustion gas chamber, be provided with the Lever type pressure-regulating device in the combustion gas chamber, the Lever type pressure-regulating device mainly includes the voltage regulation diaphragm of being located between pressure governor lid and the pressure governor housing, the spring of being located between voltage regulation diaphragm and the pressure governor lid that compresses reaches pull bar that is connected with voltage regulation diaphragm and the lever that is linked with pull bar, lever is by placing the air inlet of the small piston assembly control venting channels in the gas-entered passageway, this type of pressure reducing regulator only possesses a combustion gas chamber, promptly can only be through a pressure regulation, the pressure of output is stable inadequately, and the normal use of decompressor is regulated in influence.
Continuous edge through these those skilled in the art is sent out, also occur some on the market and had the pressure reducing regulator that secondary is regulated the chamber, the governor body of this type of pressure reducing regulator is positioned at Lever type pressure-regulating device below and also is provided with controlling mechanism, pressure governor housing lower end is provided with low gland, the space of low gland and governor body constitutes secondary and regulates the chamber, outlet passageway generally is located at the middle part of governor body, be that combustion gas chamber and secondary are regulated the position between the chamber, outlet passageway is provided with it vertical and runs through the through hole in outlet passageway and secondary adjusting chamber, the pressure that secondary is regulated in the chamber is discharged by through hole, and the flow of outlet passageway hour, the velocity of discharge of secondary adjusting cavity pressure also can be slack-off, the opening speed of low pressure diaphragm also can be slack-off simultaneously, thereby have influence on the governing speed of pressure.
Summary of the invention
Improve as the cloth that advances to prior art, the utility model provides that a kind of compact structure, pressure regulation speed are fast, the pressure reducing regulator of stable performance.
For achieving the above object, the utility model provides following technological scheme: a kind of pressure reducing regulator, include governor body, be arranged on the governor cap of governor body upper end, governor body is provided with inlet passage and outlet passageway, be provided with cavity volume in the governor body, the space of this cavity volume and governor cap constitutes the combustion gas chamber, be provided with the Lever type pressure-regulating device in the combustion gas chamber, the Lever type pressure-regulating device mainly includes the voltage regulation diaphragm of being located between pressure governor lid and the pressure governor housing, the spring of being located between voltage regulation diaphragm and the pressure governor lid that compresses reaches pull bar that is connected with voltage regulation diaphragm and the lever that is linked with pull bar, lever is by placing the air inlet of the small piston assembly control venting channels in the gas-entered passageway, governor body is positioned at Lever type pressure-regulating device below and also is provided with controlling mechanism, pressure governor housing lower end is provided with low gland, the space of low gland and governor body constitutes secondary and regulates the chamber, outlet passageway is provided with it vertical and runs through the through hole in outlet passageway and secondary adjusting chamber, the pressure that secondary is regulated in the chamber is discharged by through hole, described controlling mechanism includes the low pressure diaphragm of being located between low gland and the governor body, the connecting rod that is connected with the low pressure diaphragm, connecting rod is located in the passage of governor body, be provided with between low gland and the low pressure diaphragm and compress spring, be provided with Venturi tube in the described outlet passageway, the suction port of this Venturi tube and air outlet and the coaxial setting of outlet passageway, its runner and the coaxial setting of through hole.
The connecting rod that controlling mechanism includes the low pressure diaphragm be located between low gland and the governor body, is connected with the low pressure diaphragm in this, connecting rod is located in the passage of governor body, be provided with between low gland and the low pressure diaphragm and compress spring, be provided with just simple and compact for structure like this; And after in the outlet passageway Venturi tube being set, not only can exhaust, and can will inhale on the low pressure diaphragm simultaneously, speeded the opening speed of low pressure diaphragm, also improved the governing speed of pressure simultaneously.
The utility model further is set to: the cross section in described combustion gas chamber is " 7 " font substantially.
Cross section in combustion gas chamber is " 7 " font substantially in this, and being provided with like this is in order to increase gas-storing capacity, and certainly, the shape of combustion gas chamber cross section also can be designed to other shape, decides according to designing requirement.
Below in conjunction with accompanying drawing the utility model is further described:
Description of drawings
Fig. 1 is the utility model embodiment's a structural representation.
Embodiment
A kind of pressure reducing regulator as shown in Figure 1, include governor body 1, be arranged on the governor cap 2 on the adjustment housings 1, governor body 1 is provided with inlet passage 11 and outlet passageway 12, be provided with cavity volume 13 in the governor body 1, this cavity volume 13 constitutes combustion gas chamber 3 with the space of governor cap 2, in the utility model embodiment, the cross section in described combustion gas chamber 3 is " 7 " font substantially, certainly, the shape of combustion gas chamber 3 cross sections also can be designed to other shape, decide according to designing requirement, be provided with Lever type pressure-regulating device 4 in the combustion gas chamber 3, Lever type pressure-regulating device 4 mainly includes the voltage regulation diaphragm of being located between pressure governor lid 2 and the pressure governor housing 1 41, the spring of being located between voltage regulation diaphragm 41 and the pressure governor lid 2 42 that compresses reaches pull bar 43 that is connected with voltage regulation diaphragm 41 and the lever 44 that is linked with pull bar 43, lever 44 is by placing the air inlet of the small piston assembly 5 control venting channels 12 in the gas-entered passageway 12, governor body 1 is positioned at Lever type pressure-regulating device 4 belows and also is provided with controlling mechanism 6, pressure governor housing 1 lower end is provided with low gland 14, low gland 14 constitutes secondary adjusting chamber 7 with the space of governor body 1, outlet passageway 12 is provided with it vertical and runs through the through hole 15 that outlet passageway 12 and secondary are regulated chamber 7, the pressure that secondary is regulated in the chamber 7 is discharged by through hole 15, described controlling mechanism 6 includes the low pressure diaphragm of being located between low gland 14 and the governor body 1 61, the connecting rod 62 that is connected with low pressure diaphragm 61, connecting rod 62 is located in the passage 16 of governor body 1, be provided with between low gland 14 and the low pressure diaphragm 61 and compress spring 63, be provided with just simple and compact for structure like this; Be provided with Venturi tube 8 in the described outlet passageway 12, the suction port 81 of this Venturi tube 8 and air outlet 82 and outlet passageway 12 coaxial settings, its runner 83 and through hole 15 coaxial settings, the setting of Venturi tube 8 not only can exhaust, and can will inhale on the low pressure diaphragm 61 simultaneously, speed the opening speed of low pressure diaphragm 61, also improved the governing speed of pressure simultaneously.
Claims (2)
1, a kind of pressure reducing regulator, include governor body, be arranged on the governor cap of governor body upper end, governor body is provided with inlet passage and outlet passageway, be provided with cavity volume in the governor body, the space of this cavity volume and governor cap constitutes the combustion gas chamber, be provided with the Lever type pressure-regulating device in the combustion gas chamber, the Lever type pressure-regulating device mainly includes the voltage regulation diaphragm of being located between pressure governor lid and the pressure governor housing, the spring of being located between voltage regulation diaphragm and the pressure governor lid that compresses reaches pull bar that is connected with voltage regulation diaphragm and the lever that is linked with pull bar, lever is by placing the air inlet of the small piston assembly control venting channels in the gas-entered passageway, governor body is positioned at Lever type pressure-regulating device below and also is provided with controlling mechanism, pressure governor housing lower end is provided with low gland, the space of low gland and governor body constitutes secondary and regulates the chamber, outlet passageway is provided with it vertical and runs through the through hole in outlet passageway and secondary adjusting chamber, the pressure that secondary is regulated in the chamber is discharged by through hole, it is characterized in that: described controlling mechanism includes the low pressure diaphragm of being located between low gland and the governor body, the connecting rod that is connected with the low pressure diaphragm, connecting rod is located in the passage of governor body, be provided with between low gland and the low pressure diaphragm and compress spring, be provided with Venturi tube in the described outlet passageway, the suction port of this Venturi tube and air outlet and the coaxial setting of outlet passageway, its runner and the coaxial setting of through hole.
2, pressure reducing regulator according to claim 1 is characterized in that: the cross section in described combustion gas chamber is " 7 " font substantially.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2009201140155U CN201354934Y (en) | 2009-02-16 | 2009-02-16 | Pressure reducing regulator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2009201140155U CN201354934Y (en) | 2009-02-16 | 2009-02-16 | Pressure reducing regulator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201354934Y true CN201354934Y (en) | 2009-12-02 |
Family
ID=41411275
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2009201140155U Expired - Fee Related CN201354934Y (en) | 2009-02-16 | 2009-02-16 | Pressure reducing regulator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201354934Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103244727A (en) * | 2012-02-14 | 2013-08-14 | 罗达莱克斯阀门(上海)有限公司 | Pressure regulating device and pressure regulator thereof |
| CN108506084A (en) * | 2014-07-17 | 2018-09-07 | 戴科知识产权控股有限责任公司 | Air suction type pressure reducing valve for turbo charge system |
-
2009
- 2009-02-16 CN CNU2009201140155U patent/CN201354934Y/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103244727A (en) * | 2012-02-14 | 2013-08-14 | 罗达莱克斯阀门(上海)有限公司 | Pressure regulating device and pressure regulator thereof |
| CN103244727B (en) * | 2012-02-14 | 2016-01-20 | 罗达莱克斯阀门(上海)有限公司 | Regulator and pressure governor thereof |
| CN108506084A (en) * | 2014-07-17 | 2018-09-07 | 戴科知识产权控股有限责任公司 | Air suction type pressure reducing valve for turbo charge system |
| CN108506084B (en) * | 2014-07-17 | 2021-05-07 | 戴科知识产权控股有限责任公司 | Engine system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20091202 Termination date: 20130216 |