CN205639751U - Self -operated pressure control valve for ammonia - Google Patents
Self -operated pressure control valve for ammonia Download PDFInfo
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- CN205639751U CN205639751U CN201620503079.4U CN201620503079U CN205639751U CN 205639751 U CN205639751 U CN 205639751U CN 201620503079 U CN201620503079 U CN 201620503079U CN 205639751 U CN205639751 U CN 205639751U
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- described valve
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- gap
- valve gap
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Abstract
Self -operated pressure control valve for ammonia relates to a special type decompression valve. Valve body, valve rod, case, valve clack, valve gap, the valve body is equipped with medium import, medium export, is equipped with the disk seat in the valve body, and the middle part of valve body sets up the installation through -hole, and the one end sealing connection of valve gap is in the installation through -hole, and through bolt fixed connection gland, the gland is worn to put outside the valve gap on installation through hole end face, and the gland hole is inboard closely to compress tightly the cooperation with the valve gap through the step, sets up spring pressure adjustment assembly outside the valve gap, the case includes the bellows, and the bellows is fixed outside the valve rod, be equipped with the surplus clearance between the inner of case and valve gap, connecting in the outer end of valve rod and detecting actuating mechanism, take over before the valve and set up the condenser between the actuating mechanism with detecting, the intercommunication is taken over before pipe and the valve through getting to press to the condenser, the condenser pass through the feed liquor pipe and detect actuating mechanism and go up the liquid inlet connector connection, have the comprehensive function of measurement, execution, control, can carry out work in air -free, electroless place.
Description
Technical field
This utility model relates to a kind of extraordinary pressure loading valve, the manufacturing technology field of concrete actual a kind of ammonia self-contained pressure regulator.
Background technology
Self-contained pressure regulator in use medium is the occasion of steam, and condenser timing adding water, in the case of load, to guarantee that the rubber diaphragm of executor is not burned, but need to first be closed main valve during adding water by valve, cuts off medium thus affects production.
Utility model content
This utility model purpose is to provide that a kind of compact conformation, volume be little, the ammonia self-contained pressure regulator of superior performance
This utility model includes valve body, valve rod, spool, flap, valve gap, described valve body is provided with medium entrance, media outlet, it is provided with valve seat in described valve body, the middle part of described valve body arranges installation through hole, one end of described valve gap is sealedly connected in described installation through hole, being bolted to connection gland on described installation through hole end face, described gland is set in outside described valve gap, with valve gap by the tight compression fit of step inside described gland endoporus；Described spool is arranged in described valve gap, described valve rod passes described spool, one end of described valve rod is arranged in described valve body, the other end of described valve rod is arranged on outside described valve gap, being connected base by step in described installation through hole, described base mutually covers with described valve gap, and described flap is connected to the inner of described valve rod, described flap is arranged with described valve-stem integrated, and described flap is detachable with described valve seat contacts connection；
Spring pressure adjusting means is set outside described valve gap, described spring pressure adjusting means includes spring, the first pressure adjustment disk, the second pressure adjustment disk, described first pressure adjustment disk is nested with outside described valve gap, described second pressure adjustment disk is set in outside described valve rod, described spring is nested with outside described valve gap, the two ends of described spring are conflicted respectively between described first, second pressure adjustment disk, and described valve rod stretches out threaded clamp nut on the body of rod of the second pressure adjustment disk；
Described spool includes that corrugated tube, described corrugated tube are fixed on outside described valve rod, is provided with surplus gap between the inner of described spool and described valve gap；
Detection actuator is connected in the outer end of described valve rod, described gland arranges two gland screws parallel with valve rod, one end of described gland screw is fixed with gland, and the other end of described gland screw is fixing connects a mounting seat, and described detection actuator is fixed in described mounting seat；Take over before the media outlet end of described valve body connects an end valve, before described valve, between adapter and described detection actuator, condenser is set, described condenser is connected with taking over before described valve by pressure pipe, described condenser is connected with liquid inlet joint in described detection actuator by feed tube, on described condenser, liquid injection port is set, connect liquid injection port screw in described liquid injection port, described detection actuator arranges venting plug.
This utility model arranges corrugated tube by spool, and medium can be stoped at valve body intracavity by corrugated tube, has good sealing function, prevents medium from leaking at valve rod；Have again by detection actuator can various equipment gases, liquid, the pressure of slowing down of steam medium, before valve, voltage stabilizing after valve, being automatically adjusted of pressure release；It is without external energy, utilizes controlled medium self-energy when power source, introduces execution film room (or piston) generation thrust, controls restricting element motion and reach to be automatically adjusted.There is measurement, the comprehensive function performing, controlling.Can be operated in the place of depletion of QI, nothing electricity.
This valve arrangement is compact, and volume is little, lightweight, taken up space little, good rigidly, stable movement, technique is simple, sensitive, adjustability is good, has corrosion-resistant, non-oxidizability and good flame resistance, the feature of life-span length, the suitability is good, flow resistance is little, installs, adjusts, keeps in repair all easily, is highly convenient for monitoring and the management of valve.
Accompanying drawing explanation
Fig. 1 is a kind of structural representation of the present utility model.
Detailed description of the invention
As shown in Figure 1, this ammonia self-contained pressure regulator, including valve body 16, valve rod 8, spool 9, flap 18, valve gap 20, valve body 16 is provided with medium entrance, media outlet, is provided with valve seat 15 in valve body 16, and the middle part of valve body 16 arranges installation through hole 19, one end of valve gap 20 is sealedly connected in installation through hole 19, being bolted to connection gland 21 installing on through hole 19 end face, gland 21 is set in outside valve gap 20, with valve gap 20 by the tight compression fit of step inside gland 21 endoporus；Spool 9 is arranged in valve gap 20, valve rod 8 is through spool 9, one end of valve rod 8 is arranged in valve body 16, the other end of valve rod 8 is arranged on outside valve gap 20, being connected base 22 by step installing in through hole 19, base 22 mutually covers with valve gap 20, and flap 18 is connected to the inner of valve rod 8, flap 18 is wholely set with valve rod 8, and flap 18 is detachable with valve seat 15 contacts connection；
Spring pressure adjusting means 23 is set outside valve gap 20, spring pressure adjusting means 23 includes spring the 7, first pressure adjustment disk the 11, second pressure adjustment disk 24, first pressure adjustment disk 11 is nested with outside valve gap 20, second pressure adjustment disk 24 is set in outside valve rod 8, spring 7 is nested with outside valve gap 20, the two ends of spring 7 are conflicted respectively between first, second pressure adjustment disk 11,24, and valve rod 8 stretches out threaded clamp nut 25 on the body of rod of the second pressure adjustment disk 24；
Spool 9 includes that corrugated tube 10, corrugated tube 10 are fixed on outside valve rod 8, is provided with surplus gap between the inner of spool 9 and valve gap 20；
Detection actuator 3 is connected in the outer end of valve rod 8, gland 20 arranges two gland screws 5 parallel with valve rod, one end of gland screw 5 is fixed with gland 20, and the fixing mounting seat 26 that connects of the other end of gland screw 5, detection actuator 3 is fixed in mounting seat 26；Adapter 14 before the media outlet end of valve body 16 connects an end valve, before valve, between adapter 14 and detection actuator 3, condenser 6 is set, condenser 6 is connected with adapter before valve 14 by pressure pipe 13, condenser 6 is connected with liquid inlet joint 1 in detection actuator 3 by feed tube 4, on condenser 6, liquid injection port is set, connect liquid injection port screw 12 in liquid injection port, detection actuator 3 arranges venting plug 2.
Above-mentioned detection actuator 3: as pressure 0.6MPa use diaphragm actuator, when pressure > 0.6MPa time use piston actuator, this ensure that the upstream pressure regulating effect of different pressures level valve.
Claims (1)
1. ammonia self-contained pressure regulator, including valve body, valve rod, spool, flap, valve gap, described valve body is provided with medium entrance, media outlet, it is provided with valve seat in described valve body, the middle part of described valve body arranges installation through hole, and one end of described valve gap is sealedly connected in described installation through hole, is bolted to connection gland on described installation through hole end face, described gland is set in outside described valve gap, with valve gap by the tight compression fit of step inside described gland endoporus；Described spool is arranged in described valve gap, described valve rod passes described spool, one end of described valve rod is arranged in described valve body, the other end of described valve rod is arranged on outside described valve gap, being connected base by step in described installation through hole, described base mutually covers with described valve gap, and described flap is connected to the inner of described valve rod, described flap is arranged with described valve-stem integrated, and described flap is detachable with described valve seat contacts connection；
Spring pressure adjusting means is set outside described valve gap, described spring pressure adjusting means includes spring, the first pressure adjustment disk, the second pressure adjustment disk, described first pressure adjustment disk is nested with outside described valve gap, described second pressure adjustment disk is set in outside described valve rod, described spring is nested with outside described valve gap, the two ends of described spring are conflicted respectively between described first, second pressure adjustment disk, and described valve rod stretches out threaded clamp nut on the body of rod of the second pressure adjustment disk；
It is characterized in that described spool includes that corrugated tube, described corrugated tube are fixed on outside described valve rod, between the inner of described spool and described valve gap, be provided with surplus gap；
Detection actuator is connected in the outer end of described valve rod, described gland arranges two gland screws parallel with valve rod, one end of described gland screw is fixed with gland, and the other end of described gland screw is fixing connects a mounting seat, and described detection actuator is fixed in described mounting seat；Take over before the media outlet end of described valve body connects an end valve, before described valve, between adapter and described detection actuator, condenser is set, described condenser is connected with taking over before described valve by pressure pipe, described condenser is connected with liquid inlet joint in described detection actuator by feed tube, on described condenser, liquid injection port is set, connect liquid injection port screw in described liquid injection port, described detection actuator arranges venting plug.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620503079.4U CN205639751U (en) | 2016-05-30 | 2016-05-30 | Self -operated pressure control valve for ammonia |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620503079.4U CN205639751U (en) | 2016-05-30 | 2016-05-30 | Self -operated pressure control valve for ammonia |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205639751U true CN205639751U (en) | 2016-10-12 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620503079.4U Active CN205639751U (en) | 2016-05-30 | 2016-05-30 | Self -operated pressure control valve for ammonia |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205639751U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112460307A (en) * | 2020-11-25 | 2021-03-09 | 宁波方太厨具有限公司 | Water inlet joint |
-
2016
- 2016-05-30 CN CN201620503079.4U patent/CN205639751U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112460307A (en) * | 2020-11-25 | 2021-03-09 | 宁波方太厨具有限公司 | Water inlet joint |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |