CN211259776U - Double-outlet pressure regulating valve - Google Patents
Double-outlet pressure regulating valve Download PDFInfo
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- CN211259776U CN211259776U CN201922003197.5U CN201922003197U CN211259776U CN 211259776 U CN211259776 U CN 211259776U CN 201922003197 U CN201922003197 U CN 201922003197U CN 211259776 U CN211259776 U CN 211259776U
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Abstract
The utility model provides a double-outlet pressure regulating valve; the upper sealing cover is fixed on the valve body through a bolt, a balance lower cover is arranged in the valve body, a balance diaphragm is positioned on the pressure plate, and the balance diaphragm divides the pressure plate into an upper cavity and a lower cavity; the upper sealing cover is provided with a pressure relief bolt and a pressure regulating bolt; the pressure regulating bolt and the upper sealing cover are sealed through an O-shaped ring C; the pressure plate is positioned in the upper sealing cover; the valve rod is positioned on the valve body; a spring is arranged below the valve clack; the valve clack and the valve port lower cover are sealed through an O-shaped ring D; the utility model discloses can follow the horizontal outlet flange of the medium of equidirectional, the vertical outlet flange of medium flows, therefore this product not only is fit for installing at corner or other special positions, but also can satisfy the environmental requirement of exporting simultaneously from level, perpendicular not equidirectional, can form a gas import branch road and correspond two gas output branch roads, efficiency increase, cost reduction.
Description
Technical Field
The utility model relates to a gas field of adjusting, specifically a direct action high pressure atmospheric pressure balanced type pressure regulating equipment with two exports.
Background
As is well known, a pressure regulator is a regulating device in a city high-pressure gas pipe network transmission and distribution system; the pressure regulator mainly comprises a regulating component, a balancing component, a valve core component and the like; the traditional adjusting valve rod is not flexible in adjustment, the end part of the adjusting valve rod is abraded and rusted due to long-term surface contact, and the defects of instability in adjustment and increase in adjusting moment exist. The traditional balance part is directly pressed on the balance leather diaphragm through the vent hole, and the durability and the service life of the balance leather diaphragm are seriously influenced. The long-term surface contact of the traditional cutting component can cause the end part of the cut-off valve rod to be worn and rusted, and the defects of unstable cutting and inflexible cutting can also exist. Traditional valve clack sealing mode is that the outer sealed pad of inlaying is embedded sealed pad, and debris in the gas are piled up in valve clack sealing place, influence the closing performance of regulator. The traditional gas pressure regulator is almost provided with a medium inlet corresponding to a medium outlet, however, in some special environments or positions, the traditional gas pressure regulator needs to output two media in different directions, and the traditional structure of the pressure regulator is difficult to meet the requirements; if a medium inlet can correspond to two medium outputs, a gas inlet branch corresponding to two gas output branches is formed, so that the efficiency is increased, and the cost is reduced.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a double-outlet pressure regulating valve; after inside is opened, the medium that corresponds can be followed the horizontal outlet flange of the medium of equidirectional, the vertical outlet flange of medium flows, therefore this product not only is fit for installing at corner or other special positions, but also can satisfy the environmental requirement of exporting simultaneously from level, perpendicular equidirectional, can form a gas import branch road and correspond two gas output branch roads, and efficiency increase, cost reduction.
The utility model discloses a realize like this, construct a two export air-vent valve, its characterized in that: the valve comprises a valve body, a valve port, an O-shaped ring A, O, a valve port upper cover, a balance lower cover, an upper sealing cover, a pressure relief bolt, a pressure regulating bolt, an O-shaped ring C, a balance upper cover, a balance diaphragm, a pressure plate, a valve rod, a valve clack, a spring, an O-shaped ring D, a valve port lower cover and an O-shaped ring E;
the valve core is composed of the valve port, the valve clack, the valve port lower cover and the valve rod;
an O-shaped ring seal is arranged between the valve port and the valve port lower cover; an O-shaped ring A seal is arranged between the valve body and the valve port; the valve port and the valve port upper cover are sealed by an O-shaped ring B; the upper sealing cover is fixed on the valve body through a bolt, a balance lower cover is arranged in the valve body, a balance diaphragm is positioned on the pressure plate, and the balance diaphragm divides the pressure plate into an upper cavity and a lower cavity; the upper sealing cover is provided with a pressure relief bolt and a pressure regulating bolt; the pressure regulating bolt and the upper sealing cover are sealed through an O-shaped ring C; the pressure plate is positioned in the upper sealing cover; the valve rod is positioned on the valve body; a spring is arranged below the valve clack; the valve clack and the valve port lower cover are sealed through an O-shaped ring D;
the right end of the valve body is provided with a medium inlet flange, the left end of the valve body is provided with a medium horizontal outlet flange, and the lower end of the valve body is provided with a medium vertical outlet flange; the medium inlet flange, the medium horizontal outlet flange, the medium vertical outlet flange and the valve body form an integrated structure.
The directly-acting high-pressure air pressure balanced type pressure regulator adjusts pressure by means of the air source pressure of a pipeline, the pressure regulator is divided into an upper cavity and a lower cavity by a balance diaphragm, after air comes, an air inlet adjusting screw at the top end of an upper cover is opened, the air enters a balance upper cavity of the pressure regulator through an adjusting screw hole and acts on the diaphragm, the diaphragm moves downwards under the action of air pressure, a valve core is opened, at the moment, outlet pressure is obtained at the downstream of the pressure regulator, required outlet pressure is set through the air inlet adjusting screw, and the air inlet adjusting screw is locked after the outlet pressure is set; if the set pressure is higher than the set pressure, the diffusion adjusting screw is opened, at the moment, the pressure of the upper balance cavity of the pressure regulator is reduced, the diaphragm moves upwards to drive the valve core to move upwards, the opening degree of the valve port is reduced, the pressure behind the valve is reduced, and the diffusion adjusting screw is locked after the requirements are met.
The direct-acting high-pressure air pressure balanced type pressure regulator does not need a spring for pressure regulation, belongs to the field of gas pressure regulation, and has advancement.
The valve core component adopts a cage-shaped cover valve core structure, so that the adjusting range is wider.
The cage-shaped cover is provided with throttling vent holes, and gas is throttled and supplied through the cage-shaped cover, so that the gas flow rate is increased, and the purposes of high pressure and large flow are achieved.
The valve core is made of wear-resistant stainless steel materials, so that the traditional materials are changed, the motion resistance of the valve core is reduced, and meanwhile, the wear resistance and the service life of the valve core are improved.
The design of valve clack seal is for cleaning the structure certainly, changes traditional external embedded sealing pad and is embedded sealed pad, and sealed pad and case plane keep leveling, and impurity in the operation in-process gas like this sweeps by oneself through gas pressure with debris such as dust and dirt, arranges the rear end pipeline along with the air current, has avoided debris in the gas to pile up in valve clack seal, influences the closing performance of regulator.
The utility model has the advantages that: for the product, after the interior is opened, corresponding media can flow out from the media horizontal outlet flanges and the media vertical outlet flanges in different directions, so that the product is not only suitable for being installed at a corner or other special positions, but also can meet the environmental requirements of simultaneous output in different horizontal and vertical directions; can form a gas import branch road and correspond two gas output branch roads, efficiency increase, cost reduction.
In addition, the product also has the following characteristics from the overall structure of the product;
a directly acting high-pressure air pressure balanced type pressure regulator is suitable for being used as pressure regulation of urban high-pressure gas pipe network transmission and distribution systems. The direct-acting high-pressure air pressure balanced pressure regulator has unique advantages and performance advantages through optimized design and improvement.
The directly-acting high-pressure air pressure balanced type pressure regulator adjusts pressure by means of the air source pressure of a pipeline, the pressure regulator is divided into an upper cavity and a lower cavity by a balance diaphragm, after air comes, an air inlet adjusting screw at the top end of an upper cover is opened, the air enters a balance upper cavity of the pressure regulator through an adjusting screw hole and acts on the diaphragm, the diaphragm moves downwards under the action of air pressure, a valve core is opened, at the moment, outlet pressure is obtained at the downstream of the pressure regulator, required outlet pressure is set through the air inlet adjusting screw, and the air inlet adjusting screw is locked after the outlet pressure is set; if the set pressure is higher than the set pressure, the diffusion adjusting screw is opened, at the moment, the pressure of the upper balance cavity of the pressure regulator is reduced, the diaphragm moves upwards to drive the valve core to move upwards, the opening degree of the valve port is reduced, the pressure behind the valve is reduced, and the diffusion adjusting screw is locked after the requirements are met.
Drawings
Fig. 1 is an overall schematic diagram of the product of the present invention.
Detailed Description
The present invention will be described in detail with reference to the accompanying fig. 1, and the technical solutions in the embodiments of the present invention will be clearly and completely described, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
As shown in the drawings, the present invention provides a dual outlet pressure regulating valve, as shown in fig. 1, which can be implemented as follows; the valve comprises a valve body 3, a valve port 4, an O-shaped ring A5, an O-shaped ring B6, a valve port upper cover 7, a balance lower cover 8, an upper sealing cover 9, a pressure relief bolt 10, a pressure regulating bolt 11, an O-shaped ring C12, a balance upper cover 13, a balance diaphragm 14, a pressure plate 15, a valve rod 16, a valve clack 17, a spring 18, an O-shaped ring D19, a valve port lower cover 20 and an O-shaped ring E21;
the valve port 4, the valve clack 17, the valve port lower cover 20 and the valve rod 16 form a valve core;
an O-shaped ring E21 is arranged between the valve port 4 and the valve port lower cover 20 for sealing; an O-shaped ring A5 is arranged between the valve body 3 and the valve port 4 for sealing; the valve port 4 and the valve port upper cover 7 are sealed by an O-shaped ring B6; the upper sealing cover 9 is fixed on the valve body 3 through bolts, the balance lower cover 8 is arranged in the valve body 3, the balance diaphragm 14 is positioned on the pressure plate 15, and the balance diaphragm 14 divides the pressure plate into an upper chamber 15a and a lower chamber 15 b; the upper sealing cover 9 is provided with a pressure relief bolt 10 and a pressure regulating bolt 11; the pressure regulating bolt 11 and the upper sealing cover 9 are sealed through an O-shaped ring C12; the pressure plate 15 is positioned in the upper sealing cover 9; the valve rod 16 is positioned on the valve body 3; a spring 18 is arranged below the valve clack 17; the valve clack 17 and the valve port lower cover 20 are sealed through an O-shaped ring D19; the right end of the valve body 3 is provided with a medium inlet flange 1, the left end is provided with a medium horizontal outlet flange 2A, and the lower end is provided with a medium vertical outlet flange 2B; the medium inlet flange 1, the medium horizontal outlet flange 2A, the medium vertical outlet flange 2B and the valve body 3 form an integral structure.
To this product, after inside opening, the corresponding medium can flow out from the horizontal export flange of the medium 2A of equidirectional, the vertical export flange of medium 2B, therefore this product not only is fit for installing at corner or other special positions, but also can satisfy the environmental requirement of exporting simultaneously from level, perpendicular equidirectional.
In addition, the product also has the following characteristics from the overall structure of the product;
a directly acting high-pressure air pressure balanced type pressure regulator is suitable for being used as pressure regulation of urban high-pressure gas pipe network transmission and distribution systems. The direct-acting high-pressure air pressure balanced pressure regulator has unique advantages and performance advantages through optimized design and improvement.
The directly-acting high-pressure air pressure balanced type pressure regulator adjusts pressure by means of the air source pressure of a pipeline, the pressure regulator is divided into an upper cavity and a lower cavity by a balance diaphragm, after air comes, an air inlet adjusting screw at the top end of an upper cover is opened, the air enters a balance upper cavity of the pressure regulator through an adjusting screw hole and acts on the diaphragm, the diaphragm moves downwards under the action of air pressure, a valve core is opened, at the moment, outlet pressure is obtained at the downstream of the pressure regulator, required outlet pressure is set through the air inlet adjusting screw, and the air inlet adjusting screw is locked after the outlet pressure is set; if the set pressure is higher than the set pressure, the diffusion adjusting screw is opened, at the moment, the pressure of the upper balance cavity of the pressure regulator is reduced, the diaphragm moves upwards to drive the valve core to move upwards, the opening degree of the valve port is reduced, the pressure behind the valve is reduced, and the diffusion adjusting screw is locked after the requirements are met.
The direct-acting high-pressure air pressure balanced type pressure regulator does not need a spring for pressure regulation, belongs to the field of gas pressure regulation, and has advancement.
The valve core structure of the cage-shaped cover is adopted, so that the adjusting range is wider.
The cage-shaped cover is provided with throttling vent holes, and gas is throttled and supplied through the cage-shaped cover, so that the gas flow rate is increased, and the purposes of high pressure and large flow are achieved.
The valve core is made of wear-resistant stainless steel materials, so that the traditional materials are changed, the motion resistance of the valve core is reduced, and meanwhile, the wear resistance and the service life of the valve core are improved.
The design of valve clack seal is for cleaning the structure certainly, changes traditional external embedded sealing pad and is embedded sealed pad, and sealed pad and case plane keep leveling, and impurity in the operation in-process gas like this sweeps by oneself through gas pressure with debris such as dust and dirt, arranges the rear end pipeline along with the air current, has avoided debris in the gas to pile up in valve clack seal, influences the closing performance of regulator.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (1)
1. A kind of double outlet pressure-regulating valve, characterized by: the valve comprises a valve body (3), a valve port (4), an O-shaped ring A (5), an O-shaped ring B (6), a valve port upper cover (7), a balance lower cover (8), an upper sealing cover (9), a pressure relief bolt (10), a pressure regulating bolt (11), an O-shaped ring C (12), a balance upper cover (13), a balance diaphragm (14), a pressure plate (15), a valve rod (16), a valve clack (17), a spring (18), an O-shaped ring D (19), a valve port lower cover (20) and an O-shaped ring E (21);
the valve core is composed of the valve port (4), the valve clack (17), the valve port lower cover (20) and the valve rod (16);
an O-shaped ring E (21) is arranged between the valve port (4) and the valve port lower cover (20) for sealing; an O-shaped ring A (5) is arranged between the valve body (3) and the valve port (4) for sealing; the valve port (4) and the valve port upper cover (7) are sealed by an O-shaped ring B (6); the upper sealing cover (9) is fixed on the valve body (3) through bolts, a balance lower cover (8) is arranged in the valve body (3), a balance diaphragm (14) is positioned on the pressure plate (15), and the balance diaphragm (14) divides the pressure plate into an upper cavity (15 a) and a lower cavity (15 b); the upper sealing cover (9) is provided with a pressure relief bolt (10) and a pressure regulating bolt (11); the pressure regulating bolt (11) and the upper sealing cover (9) are sealed through an O-shaped ring C (12); the pressure plate (15) is positioned in the upper sealing cover (9); the valve rod (16) is positioned on the valve body (3); a spring (18) is arranged below the valve flap (17); the valve clack (17) and the valve port lower cover (20) are sealed through an O-shaped ring D (19);
the right end of the valve body (3) is provided with a medium inlet flange (1), the left end is provided with a medium horizontal outlet flange (2A), and the lower end is provided with a medium vertical outlet flange (2B); the medium inlet flange (1), the medium horizontal outlet flange (2A), the medium vertical outlet flange (2B) and the valve body (3) form an integrated structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922003197.5U CN211259776U (en) | 2019-11-19 | 2019-11-19 | Double-outlet pressure regulating valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922003197.5U CN211259776U (en) | 2019-11-19 | 2019-11-19 | Double-outlet pressure regulating valve |
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| Publication Number | Publication Date |
|---|---|
| CN211259776U true CN211259776U (en) | 2020-08-14 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922003197.5U Active CN211259776U (en) | 2019-11-19 | 2019-11-19 | Double-outlet pressure regulating valve |
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| CN (1) | CN211259776U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115539687A (en) * | 2022-11-07 | 2022-12-30 | 东莞理工学院 | Gas safety valve and working method thereof |
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2019
- 2019-11-19 CN CN201922003197.5U patent/CN211259776U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115539687A (en) * | 2022-11-07 | 2022-12-30 | 东莞理工学院 | Gas safety valve and working method thereof |
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