CN108397685A - A kind of adjustable constant temperature drain valve - Google Patents
A kind of adjustable constant temperature drain valve Download PDFInfo
- Publication number
- CN108397685A CN108397685A CN201810436473.4A CN201810436473A CN108397685A CN 108397685 A CN108397685 A CN 108397685A CN 201810436473 A CN201810436473 A CN 201810436473A CN 108397685 A CN108397685 A CN 108397685A
- Authority
- CN
- China
- Prior art keywords
- flap
- valve
- temperature sensitive
- wax element
- valve seat
- 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.)
- Withdrawn
Links
- 230000008676 import Effects 0.000 claims abstract description 8
- 230000009471 action Effects 0.000 claims abstract description 5
- 238000011084 recovery Methods 0.000 claims description 6
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 7
- 230000007797 corrosion Effects 0.000 description 6
- 238000005260 corrosion Methods 0.000 description 6
- 238000010438 heat treatment Methods 0.000 description 5
- 239000000126 substance Substances 0.000 description 5
- 229910000963 austenitic stainless steel Inorganic materials 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 238000007789 sealing Methods 0.000 description 3
- 239000003381 stabilizer Substances 0.000 description 3
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000010025 steaming Methods 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 239000003570 air Substances 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 229910002092 carbon dioxide Inorganic materials 0.000 description 1
- 239000001569 carbon dioxide Substances 0.000 description 1
- 238000009833 condensation Methods 0.000 description 1
- 230000005494 condensation Effects 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000000151 deposition Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000009977 dual effect Effects 0.000 description 1
- 239000000686 essence Substances 0.000 description 1
- 239000003337 fertilizer Substances 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
- 239000010931 gold Substances 0.000 description 1
- 229910052737 gold Inorganic materials 0.000 description 1
- 230000002209 hydrophobic effect Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000000575 pesticide Substances 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 239000002002 slurry Substances 0.000 description 1
- 238000009923 sugaring Methods 0.000 description 1
- 238000009834 vaporization Methods 0.000 description 1
- 230000008016 vaporization Effects 0.000 description 1
Classifications
-
- 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
- F16T—STEAM TRAPS OR LIKE APPARATUS FOR DRAINING-OFF LIQUIDS FROM ENCLOSURES PREDOMINANTLY CONTAINING GASES OR VAPOURS
- F16T1/00—Steam traps or like apparatus for draining-off liquids from enclosures predominantly containing gases or vapours, e.g. gas lines, steam lines, containers
- F16T1/02—Steam traps or like apparatus for draining-off liquids from enclosures predominantly containing gases or vapours, e.g. gas lines, steam lines, containers with valves controlled thermally
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Temperature-Responsive Valves (AREA)
Abstract
A kind of adjustable constant temperature drain valve, including valve body, valve seat, adjustment spring, temperature sensitive wax element, flap, adjusting rod, gasket seal, adjusting nut；Wherein valve body is equipped with import and outlet, it is equipped with valve seat and flap in the runner center of import and outlet, the lower end of columnar flap is sitting on valve seat, and adjustment spring is sleeved on flap, embedded on flap that temperature sensitive wax element is housed, the lower end of temperature sensitive wax element executes bar and resists valve seat in end；The upper end of temperature sensitive wax element resists the first end of adjusting rod, and columnar flap is in a cylinder；Columnar flap piston-like action is limited by the cylinder；The second end of adjusting rod is in contact with an adjusting nut and offsets.
Description
Technical field：
The present invention relates to a kind of drain valve, imperial its is to be suitable for the industrial departments such as oil, chemical industry, power station to steam pipework system
System carries out special valve, the i.e. adjustable constant temperature drain valve of protection and drain discharge control.
Background technology：
With the high speed development of the national economy in China, in industrial departments such as China's oil, chemical industry, power stations to steam pipework
System carries out the special valve of protection and drain discharge control, the especially control system of steam-heating pipe road indispensability, due to steaming
The presence of condensed water in vapour heating system, lowers the efficiency of heat transfer, the destructions such as flashes to the formation impact of pipe-line system, burn into.
Oil, chemical industry, chemical fertilizer, pesticide, chemical fibre, papermaking, sugaring, food, power station etc. be each to need steam heating cycle enterprise, especially right
Pressure is low, displacement is big and temperature stability requires high, the unsuitable stagnant device systems for depositing condensed water, specially designed by steaming
Condensed water, air and carbon dioxide gas in vapour system are discharged as early as possible, while being automatically prevented from the leakage of steam to the maximum extent
Valve.
The special valve controlled using drain discharge, the special valve needs of drain discharge control are used to control slurry stream
The valve on siphunculus road is more and more, new hydrophobic exhaust-control valve temperature sensitive wax element, this element have simultaneously temperature-sensitive and
Control function (reaches the expansion of a timing temperature sensitive wax element and execution unit is made to stretch out), but the prior art be by main valve with lead
Driving main valve, the deficiency of existing product after valve dual structure, temperature sensitive wax element expansion and recovery drive pilot valve again is：It cannot
It adjusts steady temperature adjusting inconvenience and structure is complex.
Invention content：
Purpose of the present invention is to propose a kind of special service valve that can adjust operating temperature and drain discharge easy to adjust control
Door, can be adjustable constant temperature drain valve；It is especially simple in structure for the valve control system of steam-heating pipe road indispensability.
The technical scheme is that a kind of adjustable constant temperature drain valve, including valve body, valve seat, adjustment spring, temperature sensitive wax
Matter element, flap, adjusting rod, gasket seal, adjusting nut；Wherein valve body is equipped with import and outlet, in import and outlet
Runner center is equipped with valve seat and flap, and the lower end of columnar flap is sitting on valve seat, and adjustment spring is sleeved on flap, on flap
Embedded and fixed equipped with temperature sensitive wax element, the lower end of temperature sensitive wax element executes bar and resists valve seat in end；Temperature sensitive wax
The upper end of matter element resists the first end of adjusting rod, and columnar flap is in a cylinder；Cylinder is limited by the cylinder
The flap of shape makees piston-like action；The second end of adjusting rod is in contact with an adjusting nut and offsets.Temperature sensitive wax element is cylinder
The very best part is preferably.
The adjustment spring is the recovery spring after elongation.
The course of work：Temperature sensitive wax element is vaporized in the case where reaching steady temperature, and original temperature sensitive wax element is full of in flap
Space just there is the gap of lifting, the lower end of temperature sensitive wax element to execute bar and stretch out, flap rises, and opens channel, discharge condensation
Water, when temperature drops to certain value, temperature sensitive wax element is cured, when entire temperature sensitive wax element is fully cured
When, under the action of adjustment spring 2, just very close to each other in flap 4, flap is just fully sealed with sealing surface, entire to close
Valve.The height that flap can be adjusted at any time by 7 adjusting rods 7 adjusts certain temperature sensor of temperature sensitive wax element, from
And adjust the initial temperature for opening drain valve.
Advantageous effect：It is proposed by the present invention it is a kind of can adjust operating temperature and drain discharge easy to adjust control it is special
Valve can be adjustable constant temperature drain valve；In particular for the valve control system of steam-heating pipe road indispensability.Executing agency and
The structural reduction of valve is reasonable, easy to adjust, is conducive to the reliable use of valve and cost is relatively low.Valve seal is reliable.Flashboard
Using wear-resistant and corrosion-resistant austenitic stainless steel, wear-resistant and corrosion resistance is strong；It is applied widely.
Novel temperature sensitive wax element is taken, the vaporization of wax element, ensures condensed water under the conditions of ensureing at a constant temperature
Discharge at a constant temperature, dependable performance, no water hammer, noiseless can be installed in any direction.Using adjustment spring and adjusting
Bar is mutually adjusted, and ensures the accuracy adjusted.Flap uses wear-resistant and corrosion-resistant austenitic stainless steel, wear-resistant and corrosion-resistant
Performance is strong；It is applied widely.Keep sealing surface corrosion-resistant using different types of carbide reactor welding technology, impact resistance ensures valve
The service life of door.
Description of the drawings：
Fig. 1 is schematic structural view of the invention.
Specific implementation mode：
As shown in the figure：1, valve body, 2, adjustment spring, 3, temperature sensitive wax element, 4, flap, 5, spell cap, 6, stabiliser bar, 7, adjust
Pole, 8, gasket seal, 9, gasket seal, 10, adjusting nut.
As shown, adjustable constant temperature drain valve, including valve body, adjustment spring, temperature sensitive wax element, flap, adjusting rod,
Gasket seal, adjusting nut；Wherein valve body is equipped with import and outlet, and valve seat and valve are equipped in the runner center of import and outlet
The lower end of valve, columnar flap is sitting on valve seat, and adjustment spring is sleeved on flap, and flap center is equipped with temperature sensitive wax element,
The lower end of temperature sensitive wax element executes bar and resists valve seat from flap stretching in end；The upper end of temperature sensitive wax element resists adjusting rod
(adjusting rod can first connect a stabiliser bar, and stabiliser bar one end fixes upper-end contact or the fixation of temperature sensitive wax element by spelling cap, surely
The fixed pole other end is connect with adjusting rod again) first end, columnar flap is in cylinder；It is limited by the cylinder
Piston-like acts；The second end of adjusting rod is in contact with an adjusting nut and offsets.Adjusting nut is in one and the fixed spiral shell of valve seat
Rotation in set, to adjust adjusting rod at a distance from temperature sensitive wax element.The lower end of temperature sensitive wax element executes band after bar elongation
Dynamic adjustment spring more extends, and after the lower end of temperature sensitive wax element executes bar and shrinks, and recovery spring after elongation is by cylindrical shape
Flap drop-down, the lower end and valve seat for restoring spring fix, flap and valve seat closure.
Temperature rise, the lower end of temperature sensitive wax element execute bar and stretch out, and flap rises, and valve opening opens channel, valve
Outlet discharge condensed water, when temperature drops to certain value, temperature-sensitive media cures in temperature sensitive wax element, when entire temperature sensitive wax
When element is fully cured, under the action of adjustment spring, flap 4 is pulled down into, and flap is with valve seat with regard to very close to each other, and flap is just
It is fully sealed with sealing surface, to close entire valve.Flap can be adjusted at any time to the adjusting of adjusting rod 7 by adjusting nut
Height, that is, temperature sensitive wax element execute bar operating distance be varied from temperature-sensitive temperature, so as to adjust open drain valve at the beginning of
Beginning temperature.
Novel temperature sensitive wax element is taken, and is mutually adjusted with adjusting rod using adjustment spring, the adjustment spring is
The recovery spring of recovery raw footage after elongation.Being adjusted downwards using adjusting rod, which makes temperature sensitive wax element lower end execute bar, makes downwards
When adjustment spring extends, then the tension of spring effect of the present invention is big, and smaller lower end is needed to execute the strength of bar, temperature sensitive wax member
As long as part has lower pressure pressure (lower temperature can be such that execution bar acts)；Otherwise need higher pressure pressure (higher
Temperature can be such that execution bar acts), the invention can ensure that the accuracy adjusted in certain temperature range.Flap using wear-resistant and
Corrosion-resistant austenitic stainless steel.The valve seat that flap is prepared using different types of carbide reactor welding technology (needs accurate gold
Processing).
The foregoing is merely a kind of embodiments of the present invention, are not intended to limit the invention, all essences in the present invention
All any modification, equivalent and improvement etc. made by within refreshing and principle, to be included within protection scope of the present invention.
Claims (3)
1. a kind of adjustable constant temperature drain valve, characterized in that including valve body, valve seat, adjustment spring, temperature sensitive wax element, flap,
Adjusting rod, gasket seal, adjusting nut；Wherein valve body is equipped with import and outlet, is equipped in the runner center of import and outlet
The lower end of valve seat and flap, columnar flap is sitting on valve seat, and adjustment spring is sleeved on flap, embedded and fixed warm on flap
Quick wax element, the lower end of temperature sensitive wax element execute bar and resist valve seat in end；The upper end of temperature sensitive wax element resists adjusting
The first end of bar, columnar flap is in a cylinder；Columnar flap is limited by the cylinder and makees piston-like action；
The second end of adjusting rod is in contact with an adjusting nut and offsets.
2. adjustable constant temperature drain valve according to claim 1, characterized in that the adjustment spring is the recovery after elongation
The spring of raw footage.
3. adjustable constant temperature drain valve according to claim 1, characterized in that adjusting nut is fixed with valve seat at one
Rotation in swivel nut.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810436473.4A CN108397685A (en) | 2018-05-09 | 2018-05-09 | A kind of adjustable constant temperature drain valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810436473.4A CN108397685A (en) | 2018-05-09 | 2018-05-09 | A kind of adjustable constant temperature drain valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108397685A true CN108397685A (en) | 2018-08-14 |
Family
ID=63101796
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810436473.4A Withdrawn CN108397685A (en) | 2018-05-09 | 2018-05-09 | A kind of adjustable constant temperature drain valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108397685A (en) |
Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR1422095A (en) * | 1964-07-31 | 1965-12-24 | Sarco Int Corp | Steam trap |
| US4014362A (en) * | 1975-09-22 | 1977-03-29 | Dunham-Bush, Inc. | Simplified balance valve steam trap |
| JPS576169A (en) * | 1980-06-13 | 1982-01-13 | Tlv Co Ltd | Thermal responsive valve |
| CN87206479U (en) * | 1987-04-14 | 1988-01-27 | 沈承基 | Temperature controlled automatic valve with form memory alloy spring (sma) |
| CN2073069U (en) * | 1990-04-13 | 1991-03-13 | 张曙东 | Draining-off water valve |
| JPH0612898U (en) * | 1991-01-28 | 1994-02-18 | 大洋弁栓株式会社 | Temperature control steam trap setting temperature range adjustment device |
| JPH1047594A (en) * | 1996-08-05 | 1998-02-20 | Miyawaki Inc | Temperature regulating trap |
| JPH10332081A (en) * | 1997-04-04 | 1998-12-15 | Miyawaki Inc | Thermally-actuated type steam trap |
| US6360957B1 (en) * | 2000-09-06 | 2002-03-26 | Daimlerchrysler Corporation | Thermally reactive radiator closure assembly |
| CN2578659Y (en) * | 2002-11-01 | 2003-10-08 | 常州市汇丰船舶附件厂 | Thermostatic hydrophobic valves |
| CN208295521U (en) * | 2018-05-09 | 2018-12-28 | 盐城市大昌石化设备有限公司 | A kind of adjustable constant temperature drain valve |
-
2018
- 2018-05-09 CN CN201810436473.4A patent/CN108397685A/en not_active Withdrawn
Patent Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR1422095A (en) * | 1964-07-31 | 1965-12-24 | Sarco Int Corp | Steam trap |
| US4014362A (en) * | 1975-09-22 | 1977-03-29 | Dunham-Bush, Inc. | Simplified balance valve steam trap |
| JPS576169A (en) * | 1980-06-13 | 1982-01-13 | Tlv Co Ltd | Thermal responsive valve |
| CN87206479U (en) * | 1987-04-14 | 1988-01-27 | 沈承基 | Temperature controlled automatic valve with form memory alloy spring (sma) |
| CN2073069U (en) * | 1990-04-13 | 1991-03-13 | 张曙东 | Draining-off water valve |
| JPH0612898U (en) * | 1991-01-28 | 1994-02-18 | 大洋弁栓株式会社 | Temperature control steam trap setting temperature range adjustment device |
| JPH1047594A (en) * | 1996-08-05 | 1998-02-20 | Miyawaki Inc | Temperature regulating trap |
| JPH10332081A (en) * | 1997-04-04 | 1998-12-15 | Miyawaki Inc | Thermally-actuated type steam trap |
| US6360957B1 (en) * | 2000-09-06 | 2002-03-26 | Daimlerchrysler Corporation | Thermally reactive radiator closure assembly |
| CN2578659Y (en) * | 2002-11-01 | 2003-10-08 | 常州市汇丰船舶附件厂 | Thermostatic hydrophobic valves |
| CN208295521U (en) * | 2018-05-09 | 2018-12-28 | 盐城市大昌石化设备有限公司 | A kind of adjustable constant temperature drain valve |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WW01 | Invention patent application withdrawn after publication | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20180814 |