CN204533700U - The gas pressure regulator, governor of cut-off valve function is exchanged before and after band - Google Patents
The gas pressure regulator, governor of cut-off valve function is exchanged before and after band Download PDFInfo
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- CN204533700U CN204533700U CN201520239754.2U CN201520239754U CN204533700U CN 204533700 U CN204533700 U CN 204533700U CN 201520239754 U CN201520239754 U CN 201520239754U CN 204533700 U CN204533700 U CN 204533700U
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Abstract
The utility model discloses a kind of gas pressure regulator, governor exchanging cut-off valve function with front and back, it comprises: valve body, and valve body has pressure modulating opening, valve body is provided with the main installation position of cut-off valve and the auxiliary installation position of cut-off valve, shutdown mechanism, described shutdown mechanism comprises cut-off valve, cut off spring, interoperation seat, slide core and pressure modulating opening closed component, interoperation seat is fixedly connected in slide core, the one end cutting off spring is connected on valve body, the other end is connected on interoperation seat, pressure modulating opening closed component is arranged on the bottom of slide core, and pressure modulating opening closed component and pressure modulating opening match, cut-off valve is arranged on the main installation position of cut-off valve or the auxiliary installation position of cut-off valve, cut-off valve matches with interoperation seat, when propping up interoperation seat with convenient cut-off valve, pressure modulating opening closed component departs from pressure modulating opening, when cut-off valve unclamps interoperation seat, the closed firmly pressure modulating opening of pressure regulation closed component.The utility model can when it uses side by side, and easy-to-operat cut-off valve adds the convenience of operation.
Description
Technical field
The utility model relates to a kind of gas pressure regulator, governor exchanging cut-off valve function with front and back, belongs to fuel gas transmission pipe network corollary equipment technical field.
Background technique
At present, many employing middle high-pressure gas transmission modes in gas transmission and distribution system, by gas pressure regulator, governor, middle high-pressure combustion gas furnishing low-pressure fuel gas is delivered to user again, in order to ensure that user uses gas safety, need in gas transmission and distribution system, low pressure line installs gas pressure regulator, governor, so as in automatically to regulate, the gaseous-pressure of low pressure line, thus ensure that user uses the safety low-pressure combustion gas of below setting value, but the gas pressure regulator, governor of prior art often needs to use side by side, when operation cut-off valve, very inconvenient.
Summary of the invention
Technical problem to be solved in the utility model is the defect overcoming prior art, and provide a kind of gas pressure regulator, governor exchanging cut-off valve function with front and back, it can when it uses side by side, and easy-to-operat cut-off valve adds the convenience of operation.
The utility model solves the problems of the technologies described above the technological scheme taked: a kind of gas pressure regulator, governor exchanging cut-off valve function with front and back, and it comprises:
Valve body, valve body has pressure modulating opening, valve body is provided with the main installation position of cut-off valve and the auxiliary installation position of cut-off valve;
Shutdown mechanism, described shutdown mechanism comprises cut-off valve, cut off spring, interoperation seat, slide core and pressure modulating opening closed component, interoperation seat is fixedly connected in slide core, the one end cutting off spring is connected on valve body, the other end is connected on interoperation seat, pressure modulating opening closed component is arranged on the bottom of slide core, and pressure modulating opening closed component and pressure modulating opening match, cut-off valve is arranged on the main installation position of cut-off valve or the auxiliary installation position of cut-off valve, cut-off valve matches with interoperation seat, when propping up interoperation seat with convenient cut-off valve, pressure modulating opening closed component departs from pressure modulating opening, when cut-off valve unclamps interoperation seat, the closed firmly pressure modulating opening of pressure regulation closed component.
Further, the gas pressure regulator, governor exchanging cut-off valve function before and after band also comprises shrouding, and when cut-off valve is arranged on the main installation position of cut-off valve, described shrouding is arranged on the auxiliary installation position of cut-off valve; When cut-off valve is arranged on the auxiliary installation position of cut-off valve, described shrouding is arranged on the main installation position of cut-off valve.
Further, pressure modulating opening closed component comprises holddown spring and cuts off spool, and one end of holddown spring is connected to and cuts off on spool, and the other end is connected on interoperation seat, cuts off the bottom that spool is arranged on slide core.
Further, cut-off valve has swivel link and can prop up the bent axle of interoperation seat, and described swivel link can be rotated to support on valve body, and bent axle is fixed on swivel link.
Further, the gas pressure regulator, governor exchanging cut-off valve function before and after band also comprises main pressure regulator device, described main pressure regulator device is arranged on valve body, and main pressure regulator device and pressure modulating opening coordinate so that it is for regulating the size of pressure modulating opening, also be provided with snout cavity and outlet plenum in valve body, pressure modulating opening is arranged between snout cavity and outlet plenum.
Further, main pressure regulator device comprises elasticity pressure-regulating device, epithelium, pallet, pressure regulation bar and flap, epithelium epicoele and epithelium cavity of resorption is also provided with in valve body, tray support is on epithelium, epithelium keeps apart epithelium epicoele and epithelium cavity of resorption, elasticity pressure-regulating device is arranged in epithelium epicoele, and its bottom is connected on pallet, one end of pressure regulation bar is arranged on pallet, flap is arranged on the other end of pressure regulation bar, described flap matches to regulate the airflow clearance between flap and pressure modulating opening under the effect of the air pressure of flap in the pressure and epithelium cavity of resorption of elasticity pressure-regulating device with pressure modulating opening, slide core is engaged on pressure regulation bar slidably.
After have employed technique scheme, in the process that the utility model is cast at valve body, be provided with the main installation position of cut-off valve and the auxiliary installation position of cut-off valve, cut-off valve can be arranged on the main installation position of cut-off valve, also can be arranged on the auxiliary installation position of cut-off valve, by the operation cut-off valve that this change makes gas pressure regulator, governor convenient in pipe installation process at the scene, improve product operating performance; In addition, air pressure in epithelium cavity of resorption is identical with the air pressure in outlet plenum, the air pressure of the epithelium cavity of resorption under original state below epithelium and the pressure of elasticity pressure-regulating device balance each other, when the air pressure in outlet plenum increases, air pressure in epithelium cavity of resorption also increases, pressure regulation bar then on move, the airflow clearance between flap and pressure modulating opening diminishes, thus use intraoral air pressure decline; Otherwise the air pressure in epithelium cavity of resorption diminishes, the airflow clearance between flap and pressure modulating opening becomes large, thus the air pressure in outlet plenum promotes, and ensures that the pressure of giving vent to anger is in suitable scope, so just achieves the pressure regulating performance that it is good.
Accompanying drawing explanation
Fig. 1 is the structural representation exchanging the gas pressure regulator, governor of cut-off valve function before and after band of the present utility model.
Embodiment
In order to make content of the present utility model more easily be clearly understood, below according to specific embodiment also by reference to the accompanying drawings, the utility model is described in further detail.
As shown in Figure 1, a kind of gas pressure regulator, governor exchanging cut-off valve function with front and back, it comprises:
Valve body 1, valve body 1 has pressure modulating opening 13, valve body 1 is provided with the main installation position of cut-off valve and the auxiliary installation position of cut-off valve;
Shutdown mechanism, described shutdown mechanism comprises cut-off valve, cut off spring 91, interoperation seat 92, slide core 93 and pressure modulating opening closed component, interoperation seat 92 is fixedly connected in slide core 93, the one end cutting off spring 91 is connected on valve body 1, the other end is connected on interoperation seat 92, pressure modulating opening closed component is arranged on the bottom of slide core 93, and pressure modulating opening closed component and pressure modulating opening 13 match, cut-off valve is arranged on the main installation position of cut-off valve or the auxiliary installation position of cut-off valve, cut-off valve matches with interoperation seat 92, when propping up interoperation seat 92 with convenient cut-off valve, pressure modulating opening closed component departs from pressure modulating opening 13, when cut-off valve unclamps interoperation seat 92, the closed firmly pressure modulating opening 13 of described pressure regulation closed component.
The gas pressure regulator, governor exchanging cut-off valve function before and after band also comprises shrouding 94, and when cut-off valve is arranged on the main installation position of cut-off valve, shrouding 94 is arranged on the auxiliary installation position of cut-off valve; When cut-off valve is arranged on the auxiliary installation position of cut-off valve, shrouding 94 is arranged on the main installation position of cut-off valve.
Pressure modulating opening closed component comprises holddown spring 95 and cuts off spool 96, and one end of holddown spring 95 is connected to and cuts off on spool 96, and the other end is connected on interoperation seat 92, cuts off the bottom that spool 96 is arranged on slide core 93.
Cut-off valve has swivel link 97 and can prop up the bent axle 98 of interoperation seat 92, and swivel link 97 can be rotated to support on valve body 1, and bent axle 98 is fixed on swivel link 97.
The gas pressure regulator, governor exchanging cut-off valve function before and after band also comprises main pressure regulator device, described main pressure regulator device is arranged on valve body 1, and main pressure regulator device and pressure modulating opening 13 coordinate so that it is for regulating the size of pressure modulating opening 13, also be provided with snout cavity 12 and outlet plenum 11 in valve body 1, pressure modulating opening 13 is arranged between snout cavity 12 and outlet plenum 11.
Main pressure regulator device comprises elasticity pressure-regulating device 4, epithelium 5, pallet 6, pressure regulation bar 7 and flap 8, epithelium epicoele 14 and epithelium cavity of resorption 15 is also provided with in valve body 1, pallet 6 is supported on epithelium 5, epithelium 5 keeps apart epithelium epicoele 14 and epithelium cavity of resorption 15, elasticity pressure-regulating device 4 is arranged in epithelium epicoele 14, and its bottom is connected on pallet 6, one end of pressure regulation bar 7 is arranged on pallet 6, flap 8 is arranged on the other end of pressure regulation bar 7, flap 8 matches to regulate the airflow clearance between flap 8 and pressure modulating opening 13 under the effect of the air pressure of flap 8 in the pressure and epithelium cavity of resorption 15 of elasticity pressure-regulating device 4 with pressure modulating opening 13, slide core 93 is engaged on pressure regulation bar 7 slidably.
Working principle of the present utility model is as follows:
In the process that the utility model is cast at valve body 1, be provided with the main installation position of cut-off valve and the auxiliary installation position of cut-off valve, cut-off valve can be arranged on the main installation position of cut-off valve, also can be arranged on the auxiliary installation position of cut-off valve, by the operation cut-off valve that this change makes gas pressure regulator, governor convenient in pipe installation process at the scene, improve product operating performance; In addition, air pressure in epithelium cavity of resorption 15 is identical with the air pressure in outlet plenum 11, the air pressure of the epithelium cavity of resorption 15 under original state below epithelium 5 and the pressure of elasticity pressure-regulating device 4 balance each other, when the air pressure in outlet plenum 11 increases, air pressure in epithelium cavity of resorption 15 also increases, 7, pressure regulation bar moves, and the airflow clearance between flap 8 and pressure modulating opening 13 diminishes, thus the air pressure in outlet plenum 11 is declined; Otherwise the air pressure in epithelium cavity of resorption 15 diminishes, the airflow clearance between flap 8 and pressure modulating opening 13 becomes greatly, thus the air pressure in outlet plenum 11 promotes, and ensures that the pressure of giving vent to anger is in suitable scope, so just achieves the pressure regulating performance that it is good.
Above-described specific embodiment; technical problem, technological scheme and beneficial effect that the utility model solves are further described; be understood that; the foregoing is only specific embodiment of the utility model; be not limited to the utility model; all within spirit of the present utility model and principle, any amendment made, equivalent replacement, improvement etc., all should be included within protection domain of the present utility model.
Claims (6)
1. exchange a gas pressure regulator, governor for cut-off valve function with front and back, it is characterized in that: it comprises:
Valve body (1), valve body (1) has pressure modulating opening (13), valve body (1) is provided with the main installation position of cut-off valve and the auxiliary installation position of cut-off valve;
Shutdown mechanism, described shutdown mechanism comprises cut-off valve, cut off spring (91), interoperation seat (92), slide core (93) and pressure modulating opening closed component, interoperation seat (92) is fixedly connected in slide core (93), the one end cutting off spring (91) is connected on valve body (1), the other end is connected on interoperation seat (92), described pressure modulating opening closed component is arranged on the bottom of slide core (93), and pressure modulating opening closed component and pressure modulating opening (13) match, cut-off valve is arranged on the main installation position of cut-off valve or the auxiliary installation position of cut-off valve, cut-off valve matches with interoperation seat (92), when propping up interoperation seat (92) with convenient cut-off valve, described pressure modulating opening closed component departs from pressure modulating opening (13), when cut-off valve unclamps interoperation seat (92), the closed firmly pressure modulating opening (13) of described pressure regulation closed component.
2. before and after band according to claim 1, exchange the gas pressure regulator, governor of cut-off valve function, it is characterized in that: also comprise shrouding (94), when cut-off valve is arranged on the main installation position of cut-off valve, described shrouding (94) is arranged on the auxiliary installation position of cut-off valve; When cut-off valve is arranged on the auxiliary installation position of cut-off valve, described shrouding (94) is arranged on the main installation position of cut-off valve.
3. before and after band according to claim 1 and 2, exchange the gas pressure regulator, governor of cut-off valve function, it is characterized in that: described pressure modulating opening closed component comprises holddown spring (95) and cuts off spool (96), one end of holddown spring (95) is connected to and cuts off on spool (96), the other end is connected on interoperation seat (92), cuts off the bottom that spool (96) is arranged on slide core (93).
4. before and after band according to claim 1 and 2, exchange the gas pressure regulator, governor of cut-off valve function, it is characterized in that: described cut-off valve has swivel link (97) and can prop up the bent axle (98) of interoperation seat (92), described swivel link (97) can be rotated to support on valve body (1), and described bent axle (98) is fixed on swivel link (97).
5. before and after band according to claim 1 and 2, exchange the gas pressure regulator, governor of cut-off valve function, it is characterized in that: also comprise main pressure regulator device, described main pressure regulator device is arranged on valve body (1), and main pressure regulator device and pressure modulating opening (13) coordinate so that it is for regulating the size of pressure modulating opening (13), also be provided with snout cavity (12) and outlet plenum (11) in valve body (1), described pressure modulating opening (13) is arranged between snout cavity (12) and outlet plenum (11).
6. before and after band according to claim 5, exchange the gas pressure regulator, governor of cut-off valve function, it is characterized in that: described main pressure regulator device comprises elasticity pressure-regulating device (4), epithelium (5), pallet (6), pressure regulation bar (7) and flap (8), epithelium epicoele (14) and epithelium cavity of resorption (15) is also provided with in described valve body (1), described pallet (6) is supported on epithelium (5), described epithelium (5) keeps apart epithelium epicoele (14) and epithelium cavity of resorption (15), described elasticity pressure-regulating device (4) is arranged in epithelium epicoele (14), and its bottom is connected on pallet (6), one end of described pressure regulation bar (7) is arranged on pallet (6), described flap (8) is arranged on the other end of pressure regulation bar (7), described flap (8) matches to regulate the airflow clearance between flap (8) and pressure modulating opening (13) under the effect of the air pressure of flap (8) in the pressure and epithelium cavity of resorption (15) of elasticity pressure-regulating device (4) with pressure modulating opening (13), described slide core (93) is engaged on pressure regulation bar (7) slidably.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520239754.2U CN204533700U (en) | 2015-04-20 | 2015-04-20 | The gas pressure regulator, governor of cut-off valve function is exchanged before and after band |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520239754.2U CN204533700U (en) | 2015-04-20 | 2015-04-20 | The gas pressure regulator, governor of cut-off valve function is exchanged before and after band |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204533700U true CN204533700U (en) | 2015-08-05 |
Family
ID=53747708
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520239754.2U Active CN204533700U (en) | 2015-04-20 | 2015-04-20 | The gas pressure regulator, governor of cut-off valve function is exchanged before and after band |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204533700U (en) |
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2015
- 2015-04-20 CN CN201520239754.2U patent/CN204533700U/en active Active
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