CN112156315A - Energy-saving regulating valve - Google Patents

Energy-saving regulating valve Download PDF

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Publication number
CN112156315A
CN112156315A CN202011244185.2A CN202011244185A CN112156315A CN 112156315 A CN112156315 A CN 112156315A CN 202011244185 A CN202011244185 A CN 202011244185A CN 112156315 A CN112156315 A CN 112156315A
Authority
CN
China
Prior art keywords
valve body
tertiary
grade
level
channel
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
Application number
CN202011244185.2A
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Chinese (zh)
Inventor
曾伟
王莹
张海
薛凯
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Jianyang Zhongyuan Low Temperature Equipment Kit Co ltd
Original Assignee
Jianyang Zhongyuan Low Temperature Equipment Kit Co ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Jianyang Zhongyuan Low Temperature Equipment Kit Co ltd filed Critical Jianyang Zhongyuan Low Temperature Equipment Kit Co ltd
Priority to CN202011244185.2A priority Critical patent/CN112156315A/en
Publication of CN112156315A publication Critical patent/CN112156315A/en
Pending legal-status Critical Current

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    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M16/00—Devices for influencing the respiratory system of patients by gas treatment, e.g. mouth-to-mouth respiration; Tracheal tubes
    • A61M16/20—Valves specially adapted to medical respiratory devices
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M16/00—Devices for influencing the respiratory system of patients by gas treatment, e.g. mouth-to-mouth respiration; Tracheal tubes
    • A61M16/20—Valves specially adapted to medical respiratory devices
    • A61M16/208—Non-controlled one-way valves, e.g. exhalation, check, pop-off non-rebreathing valves
    • A61M16/209—Relief valves
    • 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
    • F16K11/00—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves
    • F16K11/10—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with two or more closure members not moving as a unit
    • F16K11/105—Three-way check or safety valves with two or more closure members
    • 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
    • F16K17/00—Safety valves; Equalising valves, e.g. pressure relief valves
    • F16K17/02—Safety valves; Equalising valves, e.g. pressure relief valves opening on surplus pressure on one side; closing on insufficient pressure on one side
    • F16K17/04—Safety valves; Equalising valves, e.g. pressure relief valves opening on surplus pressure on one side; closing on insufficient pressure on one side spring-loaded
    • F16K17/0473—Multiple-way safety valves
    • 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
    • F16K17/00—Safety valves; Equalising valves, e.g. pressure relief valves
    • F16K17/02—Safety valves; Equalising valves, e.g. pressure relief valves opening on surplus pressure on one side; closing on insufficient pressure on one side
    • F16K17/04—Safety valves; Equalising valves, e.g. pressure relief valves opening on surplus pressure on one side; closing on insufficient pressure on one side spring-loaded
    • F16K17/06—Safety valves; Equalising valves, e.g. pressure relief valves opening on surplus pressure on one side; closing on insufficient pressure on one side spring-loaded with special arrangements for adjusting the opening pressure

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  • Engineering & Computer Science (AREA)
  • Health & Medical Sciences (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Pulmonology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Hematology (AREA)
  • Biomedical Technology (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Anesthesiology (AREA)
  • Emergency Medicine (AREA)
  • Control Of Fluid Pressure (AREA)

Abstract

The invention discloses an energy-saving regulating valve which comprises a main valve body, wherein a first gas inlet and a second gas inlet are respectively arranged on the main valve body, an outlet joint which is communicated with the first gas inlet and is internally provided with a gas channel is arranged at the position, corresponding to the first gas inlet, on the main valve body, the second gas inlet is communicated with the gas channel of the outlet joint through a connecting channel, a three-stage pressure regulating unloading mechanism communicated with the connecting channel is interrupted by the connecting channel, a first-stage pressure regulating unloading mechanism communicated with the connecting channel is arranged at one end, close to the second gas inlet, of the main valve body, and a second-stage pressure regulating unloading mechanism respectively communicated with the connecting channel and the three-stage pressure regulating unloading mechanism is further arranged on the main valve body. The invention is used on the liquid oxygen tank, can adjust the gas gasified by the liquid oxygen tank and can adjust the high-pressure gas gasified by the liquid oxygen manually, thereby greatly saving the volume of the equipment and the use time efficiency.

Description

Energy-saving regulating valve
Technical Field
The invention belongs to the field of pressure adjusting devices, and particularly relates to an energy-saving adjusting valve.
Background
At present, the domestic breathing machine is a high-pressure compressed gas cylinder which is directly used after pressure reduction. However, the storage capacity of the compressed oxygen of the high-pressure compressed gas cylinder is small, and the service life of the compressed gas cylinder is short under the condition that no filling equipment is arranged; the volume of the gas cylinder is correspondingly increased by increasing the gas storage amount. If the liquid oxygen tank is adopted to store the liquid oxygen, the oxygen storage capacity can be greatly improved, and meanwhile, the equipment volume is smaller and lighter. However, the oxygen regulating valve is required to supply the oxygen from the liquid oxygen tank to the ventilator. The oxygen regulating valve is a component mainly used for regulating oxygen pressure and safely discharging on an oxygen respirator. However, the conventional oxygen control valve has a single function, and is only capable of controlling the gas vaporized from the liquid oxygen tank itself, and is incapable of controlling the high-pressure gas obtained by manually vaporizing the liquid oxygen, and therefore, the demand for feeding the oxygen from the liquid oxygen tank to the breathing machine cannot be satisfied.
Disclosure of Invention
The technical problem to be solved by the invention is to provide an energy-saving regulating valve for a liquid oxygen tank, which can be used for regulating gasified gas of the liquid oxygen tank and high-pressure gas of the liquid oxygen after being gasified manually, and can stabilize the pressure used at an outlet at a required pressure value through multi-stage pressure regulation, thereby increasing the use safety and greatly saving the volume and the use time efficiency of equipment.
The technical scheme adopted by the invention is as follows: the utility model provides an energy-saving regulating valve, includes that the main valve body, be equipped with first gas entry and the gaseous entry of second on the main valve body respectively, the position that corresponds with first gas entry on the main valve body is equipped with the inside that communicates with first gas entry and is equipped with gas passage's outlet connection, the gaseous entry of second pass through linking channel with outlet connection's gas passage intercommunication, linking channel breaks and is equipped with the tertiary pressure regulating discharge mechanism rather than the intercommunication, the one end that is close to the gaseous entry of second on the main valve body is equipped with the one-level pressure regulating discharge mechanism who communicates with linking channel, still be equipped with respectively on the main valve body with linking channel and tertiary pressure regulating discharge mechanism's second grade pressure regulating discharge mechanism that communicates.
In one embodiment, the connecting channel comprises a first channel and a second channel, wherein one end of the first channel is communicated with the third-stage pressure regulating discharge mechanism and the second-stage pressure regulating discharge mechanism respectively, the other end of the first channel is communicated with the second gas inlet and the first-stage pressure regulating discharge mechanism respectively, one end of the second channel is communicated with the third-stage pressure regulating discharge mechanism, and the other end of the second channel is communicated with the gas channel of the outlet connector.
In one embodiment, the tertiary pressure regulating unloading mechanism comprises a tertiary valve cover connected with the main valve body and sealed, a tertiary installation cavity is formed between the tertiary valve cover and the main valve body, the tertiary installation cavity is respectively communicated with the first channel and the second channel, a diaphragm is arranged in the tertiary installation cavity, a tertiary adjusting channel is arranged on the inner side of the tertiary valve cover, a tertiary adjusting plug is arranged at one end, far away from the main valve body, in the tertiary adjusting channel, a tertiary spring seat connected with the tertiary adjusting plug is arranged in the tertiary adjusting channel, and one end, far away from the tertiary adjusting plug, of the tertiary spring seat is provided with one end, far away from the tertiary spring seat, to abut against a tertiary adjusting spring of the diaphragm.
In one of them embodiment, one-level pressure regulating discharge mechanism includes and is connected and sealed one-level valve body with the valve body, one-level valve body with form the one-level between the main valve body and adjust the chamber, one-level regulation chamber and first passageway intercommunication, one-level valve body inboard is equipped with the one-level and adjusts the passageway, the one end of keeping away from the main valve body in the one-level regulation passageway is equipped with the one-level and adjusts the plug screw, be equipped with on the one-level and adjust the passageway towards the one-level and be close to main valve body one end extension and adjust the one-level guide bar of plug screw relative slip with the one-level, the one-level guide bar be close to the one end of the main valve body with the chamber is adjusted.
In one embodiment, an O-ring is arranged between one end of the primary guide rod close to the main valve body and the primary valve body.
In one embodiment, the second grade pressure regulating unloading mechanism comprises a second grade valve cover connected with the main valve body and sealed, the second grade valve cover and a second grade installation cavity formed between the main valve body, the second grade installation cavity is communicated with the first channel, a diaphragm is arranged in the second grade installation cavity, a second grade adjusting channel is arranged on the inner side of the second grade valve cover, a second grade adjusting plug screw is arranged at one end, far away from the main valve body, in the second grade adjusting channel, a second grade spring seat connected with the second grade adjusting plug screw is arranged in the second grade adjusting channel, and one end, far away from the second grade adjusting plug screw, of the second grade spring seat is provided with a second grade adjusting spring which is propped against.
In one embodiment, a copper sintered cylindrical filter element is arranged in a channel between the secondary installation cavities and communicated with the first channel.
In one embodiment, sealing gaskets are arranged between the diaphragm and the third-stage installation cavity and the second-stage installation cavity.
In one embodiment, the diaphragm comprises a diaphragm body and a sealing surface which are integrally formed, and the middle of the sealing surface is sunken outwards to form a sealing bulge.
The invention has the beneficial effects that: set up tertiary regulation and unload the mechanism, can carry out tertiary regulation and unload high-pressure gas, guarantee the safe that high-pressure gas is practical, both can adjust the gas after the gasification of liquid oxygen jar itself, can adjust the high-pressure gas after the manual gasification of liquid oxygen again, great saving the volume and the use ageing of equipment.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic structural view of a three-stage pressure regulating discharge mechanism of the present invention;
FIG. 3 is a schematic structural diagram of a primary pressure regulating discharge mechanism of the present invention;
FIG. 4 is a schematic structural view of a two-stage pressure regulating discharge mechanism of the present invention;
FIG. 5 is an enlarged view taken at A of FIG. 1 in accordance with the present invention;
FIG. 6 is a schematic view of the structure of the diaphragm of the present invention.
In the figure: 1. a main valve body; 2. a first gas inlet; 3. a second gas inlet; 4. an outlet fitting; 5. a connecting channel; 6. a three-stage pressure regulating discharge mechanism; 7. a first-stage pressure regulating discharge mechanism; 8. a secondary pressure regulating discharge mechanism; 9. a membrane; 10. sintering the cylindrical filter element by copper; 11. a gasket; 41. a gas channel; 51. a first channel; 52. a second channel; 61. a tertiary valve cover; 62. a third-stage installation cavity; 63. a third stage regulating channel; 64. a third-stage adjusting screw plug; 65. a tertiary spring seat; 66. a third-stage adjusting spring; 71. a primary valve body; 72. a primary regulation cavity; 73. a primary regulation channel; 74. a primary adjusting screw plug; 75. a primary guide bar; 76. a primary adjusting spring; 77. an O-shaped ring; 81. a secondary valve cover; 82. a secondary installation cavity; 83. a secondary regulation channel; 84. a secondary adjusting screw plug; 85. a secondary spring seat; 86. a secondary adjusting spring; 91. a diaphragm body; 92. and (7) sealing the surface.
Detailed Description
The invention will be described in further detail with reference to the following drawings and specific embodiments.
As shown in fig. 1-6, an energy-saving regulating valve comprises a main valve body 1, a first gas inlet 2 and a second gas inlet 3 are respectively arranged on the main valve body 1, an outlet joint 4 communicated with the first gas inlet 2 is arranged at a position on the main valve body 1 corresponding to the first gas inlet 2, a gas passage 41 is arranged inside the main valve body 1, the second gas inlet 3 is communicated with the gas passage 41 of the outlet joint 4 through a connecting passage 5, a three-level pressure regulating unloading mechanism 6 communicated with the connecting passage 5 is arranged at the position on the main valve body 1 in an interruption manner, a one-level pressure regulating unloading mechanism 7 communicated with the connecting passage 5 is arranged at one end of the main valve body 1 close to the second gas inlet 3, and a two-level pressure regulating unloading mechanism 8 communicated with the connecting passage 5 and the three-level pressure regulating unloading mechanism 6 is further arranged on the main valve body 1.
In this embodiment, the connection channel 5 includes a first channel 51 and a second channel 52, wherein one end of the first channel 51 communicates with the third-level pressure-regulating discharge mechanism 6 and the second-level pressure-regulating discharge mechanism 8 respectively, and the other end of the first channel communicates with the second gas inlet 3 and the first-level pressure-regulating discharge mechanism 7 respectively, and wherein one end of the second channel 52 communicates with the third-level pressure-regulating discharge mechanism 6 and the other end of the second channel communicates with the gas channel 41 of the outlet joint 4.
In this embodiment, tertiary pressure regulating unloading mechanism 6 includes the tertiary valve gap 61 who is connected and sealed with the main valve body 1, tertiary valve gap 61 with form tertiary installation cavity 62 between the main valve body 1, tertiary installation cavity 62 communicates with first passageway 51 and second passageway 52 respectively, be equipped with diaphragm 9 in the tertiary installation cavity 62, tertiary valve gap 61 inboard is equipped with tertiary regulation passageway 63, the one end of keeping away from the main valve body 1 in the tertiary regulation passageway 63 is equipped with tertiary regulation plug screw 64, be equipped with the tertiary spring holder 65 of being connected with tertiary regulation plug screw 64 in the tertiary regulation passageway 63, the one end that tertiary regulation plug screw 64 was kept away from to tertiary spring holder 65 is equipped with the one end of keeping away from tertiary spring holder 65 and supports the tertiary regulating spring 66 of diaphragm 9.
In this embodiment, one-level pressure regulating discharge mechanism 7 includes and is connected and sealed one-level valve body 71 with the valve body, one-level valve body 71 with form one-level regulation chamber 72 between the main valve body 1, one-level regulation chamber 72 and first passageway 51 intercommunication, one-level valve body 71 inboard is equipped with one-level regulation passageway 73, the one end of keeping away from main valve body 1 in one-level regulation passageway 73 is equipped with one-level regulation plug screw 74, be equipped with on the one-level regulation plug screw 74 towards one-level regulation passageway 73 be close to main valve body 1 one end extend and with one-level regulation plug screw 74 relative slip's one-level guide bar 75, one-level guide bar 75 be close to main valve body 1 one end with chamber 72 is sealed is adjusted to the one-level, be equipped with one-level regulating spring 76 between one-level.
In this embodiment, an O-ring 77 is disposed between one end of the primary guide rod 75 close to the main valve body 1 and the primary valve body 71.
In this embodiment, second grade pressure regulating discharge mechanism 8 includes the second grade valve gap 81 who is connected and sealed with the main valve body 1, second grade valve gap 81 with form second grade installation cavity 82 between the main valve body 1, second grade installation cavity 82 with first passageway 51 intercommunication, be equipped with diaphragm 9 in the second grade installation cavity 82, second grade valve gap 81 inboard is equipped with second grade regulation passageway 83, the one end of keeping away from main valve body 1 in the second grade regulation passageway 83 is equipped with second grade regulation plug screw 84, be equipped with the second grade spring holder 85 of being connected with second grade regulation plug screw 84 in the second grade regulation passageway 83, the one end that second grade spring holder 85 was kept away from second grade regulation plug screw 84 is equipped with the one end of keeping away from second grade spring holder 85 and supports the second grade regulating spring 86 of diaphragm 9.
In this embodiment, a copper sintered cylindrical filter element 10 is disposed in a passage between the two-stage installation cavities 82 and communicated with the first passage 51.
In this embodiment, a sealing gasket 11 is disposed between the diaphragm 9 and the third-stage mounting cavity 62 and the second-stage mounting cavity 82.
In this embodiment, the diaphragm 9 includes a diaphragm body 91 and a sealing surface 92, which are integrally formed, and the middle of the sealing surface 92 is recessed outward to form a sealing protrusion.
When the energy-saving regulating valve is used, gas gasified by the liquid oxygen tank enters from the pressurized gas inlet of the dependent claim, and is directly discharged through the gas channel 41 of the outlet joint 4 for direct use. The high-pressure gas after the manual vaporization of the liquid oxygen is introduced from the second gas inlet 3, and is discharged through the gas passage 41 of the connecting passage 5 into the outlet joint 4. In the process, a pressure regulating value can be set through the first-stage pressure regulating discharge mechanism 7, the second-stage pressure regulating discharge mechanism 8 and the third-stage pressure regulating discharge mechanism 6 in sequence to regulate the pressure of the high-pressure gas.
The pressure regulating capabilities of the first-stage pressure regulating discharge mechanism 7, the second-stage pressure regulating discharge mechanism 8 and the third-stage pressure regulating discharge mechanism 6 are reduced in sequence. The primary pressure-regulating relief mechanism 7 sets a pressure regulation value by a primary regulation plug screw 74, and the regulation thereof is transmitted to a primary guide bar 75 by a primary regulation spring 76. Under normal conditions, one end of the primary guide rod 75 close to the primary adjustment cavity 72 is sealed by matching with an O-ring 77. When the pressure exceeds the set pressure regulation value, the gas pushes the primary guide rod 75 to move, the primary regulation spring 76 is pressed, the sealing state of the primary guide rod 75 and the primary regulation cavity 72 is broken, and the gas enters the primary regulation channel 73 to be decompressed.
The secondary pressure regulating discharge mechanism 8 sets a pressure regulating value through a secondary regulating screw plug 84, and the regulation is transmitted to the diaphragm 9 through a secondary spring seat 85 and a secondary regulating spring 86 in sequence. The diaphragm 9 is normally sealed from the secondary mounting cavity 82. When the pressure exceeds the set pressure regulation value, the gas pushes the diaphragm 9 to move, the secondary regulation spring 86 is pressed, the sealing state of the diaphragm 9 and the secondary installation cavity 82 is broken, and the gas enters the secondary regulation channel 83 so as to be decompressed.
The three-stage pressure regulating and discharging mechanism 6 sets a pressure regulating value through a three-stage regulating screw plug 64, and the regulation of the pressure regulating value is transmitted to the diaphragm 9 through a three-stage spring seat 65 and a three-stage regulating spring 66 in sequence. The diaphragm 9 is normally sealed from the tertiary mounting cavity 62. When the pressure exceeds the set pressure regulation value, the gas pushes the diaphragm 9 to move, the third-stage regulation spring 66 is pressed, the sealing state of the diaphragm 9 and the third-stage installation cavity 62 is broken, and the gas enters the third-stage regulation channel 63 to be decompressed.
The membrane 9 is made of composite materials, and the composite materials ensure that the membrane can bear low-temperature media and has good elasticity. The middle part of the sealing surface 92 of the diaphragm 9 is outwards sunken to form a sealing bulge, the formed sealing bulge can ensure that the pressure regulating and discharging have enough opening degree, the medium flow is ensured to reach the maximization, and meanwhile, the service life of the diaphragm in the long-term switching process can be prolonged. The outer circle of the diaphragm body 91 of the diaphragm 9 can ensure the sealing performance of the diaphragm 9 and the third-stage installation cavity 62 and the second-stage installation cavity 82, and can ensure that the diaphragm 9 cannot be damaged by the third-stage valve cover 61 and the second-stage valve cover 81 during installation.
The above-mentioned embodiments only express the specific embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the present invention. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention.

Claims (9)

1. An energy-saving regulating valve is characterized in that: including the main valve body, be equipped with first gas entry and the gaseous entry of second on the main valve body respectively, the position that corresponds with first gas entry on the main valve body is equipped with the inside that communicates with first gas entry and is equipped with gas passage's outlet connection, the gaseous entry of second pass through linking channel with outlet connection's gas passage intercommunication, linking channel interrupts to be equipped with the tertiary pressure regulating that rather than the intercommunication unloads the mechanism, the one end that is close to the gaseous entry of second on the main valve body is equipped with the one-level pressure regulating that communicates with linking channel and unloads the mechanism, still be equipped with respectively on the main valve body with linking channel and tertiary pressure regulating unload the second grade pressure regulating that the mechanism communicates and unload the mechanism and put the mechanism.
2. The energy saving regulating valve of claim 1, wherein: the connecting channel comprises a first channel and a second channel, wherein one end of the first channel is communicated with the third-level pressure regulating discharge mechanism and the second-level pressure regulating discharge mechanism respectively, and the other end of the first channel is communicated with the second gas inlet and the first-level pressure regulating discharge mechanism respectively, and one end of the second channel is communicated with the third-level pressure regulating discharge mechanism and the other end of the second channel is communicated with the gas channel of the outlet joint.
3. The economizer valve of claim 2 wherein: tertiary pressure regulating unloads the mechanism and includes with main valve body coupling and sealed tertiary valve gap, tertiary valve gap with form tertiary installation cavity between the main valve body, tertiary installation cavity communicates with first passageway and second passageway respectively, be equipped with the diaphragm in the tertiary installation cavity, tertiary valve gap inboard is equipped with tertiary regulation passageway, the one end of keeping away from the main valve body in the tertiary regulation passageway is equipped with tertiary regulation plug screw, be equipped with the tertiary spring holder of being connected with tertiary regulation plug screw in the tertiary regulation passageway, the one end that tertiary regulation plug screw was kept away from to tertiary spring holder is equipped with the one end of keeping away from tertiary spring holder and supports the tertiary regulating spring of diaphragm.
4. The economizer valve of claim 2 wherein: the one-level pressure regulating discharge mechanism includes and is connected and sealed one-level valve body with the valve body, the one-level valve body with form the one-level between the main valve body and adjust the chamber, chamber and first passageway intercommunication are adjusted to the one-level, one-level valve body inboard is equipped with the one-level and adjusts the passageway, the one end of keeping away from the main valve body in the one-level regulation passageway is equipped with the one-level and adjusts the plug screw, be equipped with on the one-level regulation plug screw and adjust the passageway towards the one-level and be close to main valve body one end extension and adjust the one-level guide bar of plug screw relative slip with the one-level, the one-level guide bar be close to the one end of the main valve.
5. The economizer regulator valve of claim 4 wherein: an O-shaped ring is arranged between one end of the primary guide rod, which is close to the main valve body, and the primary valve body.
6. The economizer valve of claim 2 wherein: the second grade pressure regulating discharge mechanism includes with the main valve body coupling and sealed second grade valve gap, the second grade valve gap with form the second grade installation cavity between the main valve body, the second grade installation cavity with first passageway intercommunication, be equipped with the diaphragm in the second grade installation cavity, second grade valve gap inboard is equipped with the second grade and adjusts the passageway, the one end of keeping away from the main valve body in the second grade regulation passageway is equipped with the second grade and adjusts the plug screw, be equipped with the second grade spring holder of being connected with the second grade regulation plug screw in the second grade regulation passageway, the one end that the second grade spring holder was kept away from the second grade and is equipped with the one end of keeping away from the second grade spring holder.
7. The economizer regulator valve of claim 6 wherein: and a copper sintered cylindrical filter element is arranged in a channel communicated with the first channel between the two-stage mounting cavities.
8. The energy saving regulating valve according to claim 3 or 6, wherein: and sealing gaskets are arranged between the diaphragm and the third-stage installation cavity and the second-stage installation cavity.
9. The economizer regulator valve of claim 8 wherein: the diaphragm comprises a diaphragm body and a sealing surface which are integrally formed, and the middle part of the sealing surface is outwards sunken to form a sealing bulge.
CN202011244185.2A 2020-11-10 2020-11-10 Energy-saving regulating valve Pending CN112156315A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202011244185.2A CN112156315A (en) 2020-11-10 2020-11-10 Energy-saving regulating valve

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202011244185.2A CN112156315A (en) 2020-11-10 2020-11-10 Energy-saving regulating valve

Publications (1)

Publication Number Publication Date
CN112156315A true CN112156315A (en) 2021-01-01

Family

ID=73865755

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202011244185.2A Pending CN112156315A (en) 2020-11-10 2020-11-10 Energy-saving regulating valve

Country Status (1)

Country Link
CN (1) CN112156315A (en)

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