CN108443572B - A kind of temperature-sensitive throttle valve - Google Patents
A kind of temperature-sensitive throttle valve Download PDFInfo
- Publication number
- CN108443572B CN108443572B CN201810460328.XA CN201810460328A CN108443572B CN 108443572 B CN108443572 B CN 108443572B CN 201810460328 A CN201810460328 A CN 201810460328A CN 108443572 B CN108443572 B CN 108443572B
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- China
- Prior art keywords
- main valve
- guide
- valve
- temperature
- thermo
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Classifications
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- 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
- F16K31/00—Actuating devices; Operating means; Releasing devices
- F16K31/002—Actuating devices; Operating means; Releasing devices actuated by temperature variation
-
- 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
- F16K17/36—Safety valves; Equalising valves, e.g. pressure relief valves actuated in consequence of extraneous circumstances, e.g. shock, change of position
Abstract
The present invention provides a kind of temperature-sensitive throttle valves, it includes pilot valve and main valve, pilot valve includes guide valve blocks, thermo-sensitive material, spring and regulating piston, thermo-sensitive material, spring and regulating piston are sequentially arranged in guide valve blocks, regulating piston and the formation of guide valve blocks inner wall are slidingly sealed cooperation, it is equipped with tapped through hole close to the guide valve blocks end face of regulating piston, regulating piston is connect by adjusting stud with the tapped through hole of guide valve blocks end face；Main valve includes main valve body, centralizing spring I, main valve plug and centralizing spring II, centralizing spring I, main valve plug and centralizing spring II are sequentially arranged in main valve body, main valve plug and the formation of main valve body inner wall are slidingly sealed cooperation, main valve plug is equipped with big annular groove, and main valve body sidewall is respectively equipped with inlet and outlet；Guide valve blocks side wall is equipped with poppet port, and main valve body end face is equipped with control mouth, and poppet port is connected with control mouth.The present invention according to can temperature change self-choke, do not have to electronic sensor, element is without increasing explosion prevention function.
Description
Technical field
The present invention relates to a kind of valves, and in particular to a kind of temperature-sensitive throttle valve.
Background technique
It, can equipment when technological transformation debugging, consersion unit failure, sealing element or sealing structure fail at production of carbon black scene
Temperature is unstable, needs to take safe precaution measure.When scene needs to cool down to equipment or taken precautions against at present, by manually using
A set of interim fluidic system, injection pipe support connect live water system and carry out safety precaution to consersion unit watering cooling, instead
Water after answering equipment to cool down carries heat and is immediately discharged to sewer, and there are resources and energy waste.Develop temperature-sensitive throttle valve applications
In automatic jet stream cooling system, realize that the runoff investigation of jet stream cooling system is of great significance.
Prior art references: Authorization Notice No. is the patent document of 102449570 B of CN, application publication number CN
The patent document of 103162001 A, Authorization Notice No. are the patent document of CN2050526U, and Authorization Notice No. is
The patent document of CN105003692B, Authorization Notice No. are the patent document of 101824573 B of CN.
Summary of the invention
The purpose of the present invention is to provide a kind of temperature-sensitive throttle valves.
The invention adopts the following technical scheme:
A kind of temperature-sensitive throttle valve, including guide's step-less adjustment valve and main valve, guide's step-less adjustment valve include guide valve blocks, heat
Quick material, spring and regulating piston, thermo-sensitive material, spring and regulating piston, regulating piston and guide valve blocks inner wall, which are formed, to be slided
Sealing cooperation is equipped with tapped through hole close to the guide valve blocks end face of regulating piston, and regulating piston is by adjusting stud and pilot valve
The tapped through hole in body end face connects；Main valve includes main valve body, centralizing spring I, main valve plug and centralizing spring II, centralizing spring I, master
Spool and centralizing spring II are sequentially arranged in main valve body, and main valve plug and main valve body inner wall form and be slidingly sealed cooperation, on main valve plug
Equipped with big annular groove, main valve body sidewall is respectively equipped with inlet and outlet；Guide valve blocks side wall is equipped with poppet port, main valve
Body end face is equipped with control mouth, and poppet port is connected with control mouth.In use, in guide valve blocks between thermo-sensitive material and regulating piston
Cavity, the cavity in main valve body between main valve plug and main valve body end face equipped with control mouth fill incompressible liquid, when
When temperature change, thermo-sensitive material expansion or shrinkage, driving incompressible liquid flowing, main valve plug changes correspondingly position, to control
The circulation area of inlet and outlet processed.Temperature of the regulating piston under stepless control flow is adjusted manually corresponds to section,
Because adjusting stud and the tapped through hole of guide valve blocks end face being threadedly engaged, when rotation adjusts stud, regulating piston is first
It is axially moved in pilot valve body, changes pilot valve cavity pressure, so that it is corresponding to change thermo-sensitive material volume variation when changeable flow adjustment
Valve port of main valve flow area linear relationship, i.e., the thermally sensitive temperature under stepless control flow is adjusted correspond to section.
It, can be by above-mentioned temperature-sensitive throttle valve slight changes for the ease of replacing components.For example, will be close to thermo-sensitive material
Guide valve blocks end face replaces with guide's valve deck, and guide's valve deck is connected through a screw thread with guide valve blocks；It will be far from the main valve of control mouth
Body end face replaces with main valve lid, and main valve lid is connected through a screw thread with main valve body.In this way, after dismantling guide's valve deck and main valve lid, first
Pilot valve body can also easily take apart with the intracorporal component of main valve.
Further, in order to change thermo-sensitive material quick sensing ambient temperature, close to the pilot valve body end of thermo-sensitive material
Face or pilot valve are covered equipped with through-hole.In this way, thermo-sensitive material is directly contacted with external environment, ambient temperature change can be perceived rapidly
Change.
Further, thermo-sensitive material be equipped with duct, the position in duct and close to thermo-sensitive material guide valve blocks end face or
The lead to the hole site that pilot valve covers is corresponding.Duct increases the area that thermo-sensitive material is contacted with external environment, is more advantageous to quickly
Perceive ambient temperature variation.
Further, it is equipped with sealing ring I between guide's valve deck and guide valve blocks, forms static seal, reinforces sealing effect.
Further, regulating piston external cylindrical surface is provided with annular groove, is equipped with sealing ring II in annular groove, realizes regulating piston
Cooperation is slidingly sealed with guide valve blocks inner wall.
Further, it is equipped with sealing ring III between main valve lid and main valve body, forms static seal, reinforces sealing effect.
Further, main valve plug external cylindrical surface is provided with annular groove, is equipped with sealing ring IV in annular groove, realizes main valve plug and master
Valve interior wall is slidingly sealed cooperation.
Beneficial effects of the present invention: the present invention can automatically adjust water supply according to the environment temperature of equipment, not have to electronics
Sensing, for element without increasing explosion prevention function, research and development and working service are at low cost.The present invention is adaptable, can be multiple fluid
Power-equipment throttles according to temperature sensing, convenient for promoting.
Detailed description of the invention
Fig. 1 is the structural diagram of the present invention.
Specific embodiment
Temperature-sensitive throttle valve of the invention is as shown in Figure 1, it is made of guide's step-less adjustment valve 1 and main valve 2.Guide's stepless-adjustment
It saves valve 1 and is equipped with poppet port 121, the main valve is equipped with control mouth 233, and guide's step-less adjustment valve 1 and main valve 2 pass through pilot valve
Mouth 121 is connected with control mouth 233.
Guide's step-less adjustment valve 1 includes guide's valve deck 11, guide valve blocks 12, thermo-sensitive material 13, regulating piston 14, spring
15, sealing ring I 16, sealing ring II 17.Guide's valve deck 11 is cylinder, is threadedly coupled with guide valve blocks 12, and center is provided with through-hole work
For inlet 111.Guide valve blocks 12 are the barrel structure bottom of with, and bottom surface is provided with tapped through hole, and side is provided with through-hole as pilot valve
Mouth 121, guide valve blocks 12 are interior to be successively axially installed with regulating piston 14, spring 15, thermo-sensitive material 13, elder generation from bottom faces to end face
Pilot valve lid 11.Closed chamber 122 of the guide valve blocks 12 between regulating piston 14 and thermo-sensitive material 13 is closed with spring 15 and height is viscous
Spend incompressible liquid.Regulating piston 14 is with the cylinder for adjusting stud 141, and external cylindrical surface is provided with annular groove, regulating piston 14
It is connect by adjusting stud 141 with 12 bottom surface tapped through hole of guide valve blocks, is axially mounted in guide valve blocks 12, passes through sealing ring
II 17 installations are contacted with 12 inner wall of guide valve blocks in a ring groove.Spring 15 is axially mounted to the regulating piston in guide valve blocks 12
Between 14 and thermo-sensitive material 13, it is in compressive state.Thermo-sensitive material 13 is the cylinder in aperture road 131, is axially mounted to pilot valve
In body 12, both ends of the surface are contacted with guide's valve deck 11 and spring 15 respectively.Sealing ring I 16 is mounted on guide's valve deck 11 and guide valve blocks
Static seal is formed between 12.Sealing ring II 17 is mounted between regulating piston 14 and guide valve blocks 12 and forms rotary seal.
Main valve include main valve lid 21, sealing ring III 22, main valve body 23, centralizing spring I 24, sealing ring IV 25, main valve plug 26,
Centralizing spring II 27.Main valve lid 21 is an end cap, is threadedly coupled with main valve body 23.Main valve body 23 is the barrel structure bottom of with, bottom surface
Through-hole is provided with as control mouth 233, two sides are provided with concentric pylone respectively as water inlet 231 and water outlet 232.The master
Centralizing spring I 24, main valve plug 26, centralizing spring II 27, main valve lid are successively axially installed with from bottom faces to upper surface in valve body
21.Main valve plug 26 is cylinder, and external cylindrical surface is provided with water inlet 231 and water outlet 232 on big annular groove connection main valve body 23,
Big 261 two sides of annular groove are provided with annular groove.26 both ends of main valve plug and main valve body are equipped with centralizing spring II 27 between 23 bottom surface,
Space is equipped with centralizing spring I 24 between main valve lid 21.Centralizing spring I 24 and centralizing spring II 27 are in compressive state.
Sealing ring III 22, which is mounted between main valve lid 21 and main valve body 23, forms static seal, and two identical sealing rings IV are separately mounted to lead
It is formed and is slidingly sealed between main valve body 23 on 26 two annular grooves of spool.
As shown in Figure 1, when inlet 111 and 131 temperature of duct increase, 13 expanded by heating of thermo-sensitive material, compressed spring 15,
Liquid in closed chamber 122 is forced through poppet port 121 and control mouth 233 enters 2 cavity of resorption of main valve, so that 2 cavity of resorption pressure of main valve
Power increases, and pushes main valve plug 26 to move up by centralizing spring II 27, increases annular groove 261 and water inlet on main valve plug 26
231, the flow area formed between water outlet 232, so that system increases for flow quantity.
When carrying out liquid temperature and being gradually recovered, inlet 111 and 131 temperature of duct are gradually decreased, and thermo-sensitive material 13 restores shape
Shape, pressure reduces in closed chamber 122, is sucked 2 cavity of resorption liquid of main valve by poppet port 121 and control mouth 233, so that main valve
2 cavity of resorption pressure reductions, by centralizing spring I 24 push main valve plug 26 move down, reduce main valve plug 26 on annular groove 261 and into
The flow area formed between the mouth of a river 231, water outlet 232, so that system feed flow flow-reduction.
When needing to adjust the flow corresponding thermally sensitive temperature of adjusting, pass through the adjusting stud on positive and negative rotation regulating piston 14
141 may be implemented to manually adjust.It rotates clockwise and adjusts stud 141, so that the liquid in closed chamber 122 is forced through pilot valve
Mouth 121 and control mouth 233 enter 2 cavity of resorption of main valve, so that 2 cavity of resorption pressure rise of main valve, pushes main valve plug by centralizing spring II 27
26 move up, and increase the flow area formed between annular groove 261 and water inlet 231, water outlet 232 on main valve plug 26,
So that system increases for flow quantity, flow adjusts corresponding thermally sensitive temperature section and reduces.Rotation adjusts stud 141 counterclockwise, makes
It obtains pressure in closed chamber 122 to reduce, be sucked 2 cavity of resorption liquid of main valve by poppet port 121 and control mouth 233, so that main valve 2
Cavity of resorption pressure reduction, by centralizing spring I 24 push main valve plug 26 move down, reduce main valve plug 26 on annular groove 261 and into
The flow area formed between the mouth of a river 231, water outlet 232, so that system feed flow flow-reduction, flow adjusts corresponding temperature-sensitive temperature
Section is spent to increase.
Claims (10)
1. a kind of temperature-sensitive throttle valve, including guide's step-less adjustment valve and main valve, guide's step-less adjustment valve includes guide valve blocks, temperature-sensitive
Material, spring and regulating piston, thermo-sensitive material, spring and regulating piston are sequentially arranged in guide valve blocks, regulating piston and guide
Valve interior wall formation is slidingly sealed cooperation, is equipped with tapped through hole close to the guide valve blocks end face of regulating piston, regulating piston passes through
Stud is adjusted to connect with the tapped through hole of guide valve blocks end face；Main valve includes main valve body, centralizing spring I, main valve plug and to being hit by a bullet
Spring II, centralizing spring I, main valve plug and centralizing spring II are sequentially arranged in main valve body, and main valve plug and main valve body inner wall are formed and slided
Sealing cooperation, main valve plug are equipped with big annular groove, and main valve body sidewall is respectively equipped with inlet and outlet；Guide valve blocks side wall
Equipped with poppet port, main valve body end face is equipped with control mouth, and poppet port is connected with control mouth；
Guide valve blocks are equipped with high viscosity incompressible liquid between regulating piston and thermo-sensitive material, and thermo-sensitive material expanded by heating makes
High viscosity incompressible liquid is pressurized and passes through poppet port and control mouth enters main valve cavity of resorption, so that cavity pressure liter under main valve
Height pushes main valve plug to move up by centralizing spring II, shape between big annular groove and water inlet, water outlet on increase main valve plug
At flow area；After thermo-sensitive material restores shape, closed chamber internal pressure of the guide valve blocks between regulating piston and thermo-sensitive material
Power reduces, and is sucked the high viscosity incompressible liquid of main valve cavity of resorption by poppet port and control mouth, so that main valve cavity of resorption pressure
Power reduces, and pushes main valve plug to move down by centralizing spring I, reduce on main valve plug big annular groove and water inlet, water outlet it
Between the flow area that is formed.
2. temperature-sensitive throttle valve according to claim 1, it is characterised in that: replaced close to the guide valve blocks end face of thermo-sensitive material
For guide's valve deck, guide's valve deck is connected through a screw thread with guide valve blocks；Main valve body end face far from control mouth replaces with main valve lid,
Main valve lid is connected through a screw thread with main valve body.
3. temperature-sensitive throttle valve according to claim 1, it is characterised in that: the guide valve blocks end face close to thermo-sensitive material is equipped with
Through-hole.
4. temperature-sensitive throttle valve according to claim 2, it is characterised in that: pilot valve is covered equipped with through-hole.
5. temperature-sensitive throttle valve according to claim 3, it is characterised in that: thermo-sensitive material is equipped with duct, the position in duct
It is corresponding with close to the lead to the hole site of guide valve blocks end face of thermo-sensitive material.
6. temperature-sensitive throttle valve according to claim 4, it is characterised in that: thermo-sensitive material is equipped with duct, the position in duct
It is corresponding with the lead to the hole site that pilot valve covers.
7. temperature-sensitive throttle valve according to claim 2, it is characterised in that: be equipped with sealing between guide's valve deck and guide valve blocks
Circle I.
8. temperature-sensitive throttle valve according to claim 1 or 2, it is characterised in that: regulating piston external cylindrical surface is provided with annular groove,
Sealing ring II is equipped in annular groove.
9. temperature-sensitive throttle valve according to claim 2, it is characterised in that: be equipped with sealing ring between main valve lid and main valve body
Ⅲ。
10. temperature-sensitive throttle valve according to claim 1 or 2, it is characterised in that: main valve plug external cylindrical surface is provided with annular groove,
Sealing ring IV is equipped in annular groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810460328.XA CN108443572B (en) | 2018-05-15 | 2018-05-15 | A kind of temperature-sensitive throttle valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810460328.XA CN108443572B (en) | 2018-05-15 | 2018-05-15 | A kind of temperature-sensitive throttle valve |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108443572A CN108443572A (en) | 2018-08-24 |
| CN108443572B true CN108443572B (en) | 2019-09-06 |
Family
ID=63203713
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810460328.XA Active CN108443572B (en) | 2018-05-15 | 2018-05-15 | A kind of temperature-sensitive throttle valve |
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| Country | Link |
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| CN (1) | CN108443572B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112648433A (en) * | 2020-12-20 | 2021-04-13 | 刘明圃 | Intelligent manufactured liquid temperature control overflow valve and use method thereof |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1379549A (en) * | 1971-12-10 | 1975-01-02 | Burrington H W | Temperature responsive throttling valve |
| CN101294629A (en) * | 2007-04-29 | 2008-10-29 | 朱明� | Valve for limiting fluid flux in passage |
| CN102878326A (en) * | 2012-09-28 | 2013-01-16 | 济南夫驰科技有限公司 | Pilot-operated electromagnetic directional valve |
| CN104390423A (en) * | 2014-11-26 | 2015-03-04 | 合肥华凌股份有限公司 | Temperature-controlled flow adjusting device and refrigerator |
| JP2015197116A (en) * | 2014-03-31 | 2015-11-09 | Toto株式会社 | hot and cold water mixing device |
| CN107575595A (en) * | 2017-10-11 | 2018-01-12 | 黄河科技学院 | Gas fired-boiler heat water temperature-constant valve |
-
2018
- 2018-05-15 CN CN201810460328.XA patent/CN108443572B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1379549A (en) * | 1971-12-10 | 1975-01-02 | Burrington H W | Temperature responsive throttling valve |
| CN101294629A (en) * | 2007-04-29 | 2008-10-29 | 朱明� | Valve for limiting fluid flux in passage |
| CN102878326A (en) * | 2012-09-28 | 2013-01-16 | 济南夫驰科技有限公司 | Pilot-operated electromagnetic directional valve |
| JP2015197116A (en) * | 2014-03-31 | 2015-11-09 | Toto株式会社 | hot and cold water mixing device |
| CN104390423A (en) * | 2014-11-26 | 2015-03-04 | 合肥华凌股份有限公司 | Temperature-controlled flow adjusting device and refrigerator |
| CN107575595A (en) * | 2017-10-11 | 2018-01-12 | 黄河科技学院 | Gas fired-boiler heat water temperature-constant valve |
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| Publication number | Publication date |
|---|---|
| CN108443572A (en) | 2018-08-24 |
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