CN101000108A - Large bore constant temp, water mixing valve - Google Patents
Large bore constant temp, water mixing valve Download PDFInfo
- Publication number
- CN101000108A CN101000108A CN 200610000646 CN200610000646A CN101000108A CN 101000108 A CN101000108 A CN 101000108A CN 200610000646 CN200610000646 CN 200610000646 CN 200610000646 A CN200610000646 A CN 200610000646A CN 101000108 A CN101000108 A CN 101000108A
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- water
- valve
- large bore
- water mixing
- responsive element
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Abstract
The invention is a large caliber constant temperature water mixing valve, comprising temperature sensing component concurrently acting as mechanical power source, valve core piece, and valve body, characterized in that: a valve core is inlaid in a valve body whose basic shape and intracavity are similar to a common large valve, and the valve core is composed of water flow sleeve, piston component and upper water inlet sleeve, where the water flow sleeve is inlaid in the valve body, the upper part of the water flow sleeve is connected through groove with the upper water inlet sleeve, and the lower part of the intracavity is connected with the upper end of the temperature sensing component through screw thread; a pressure balance through hole is in upper and lower piston rod each, and a protection rod is in the middle of the hole, the upper end of the protection rod supports the bottom of a top cover and the lower end of the protection rod is inserted into the upper cavity of the temperature sensing component.
Description
Technical field
A kind of can be according to water-exit temperature, regulate the large bore constant temp, water mixing valve of hot and cold water water inlet ratio automatically, belong to the equipment manufacturing technology field in the hot water supply system.
Background technique
Now, many buildings have all possessed the hot water service ability, and various control valve technology also occur one after another.But existing valve technology, particularly bigbore valve body structure all can not mix existing hot water or cold water and control automatically, can only adopt manual mode respectively the hot water or cold water to be regulated.When system is subjected to the cold water water feeding pressure, during the influencing of hot water temperature, water outlet water temperature instability, have in addition fluctuation very big, the user in use can only feel very inconvenient constantly with manually regulating and control water mixing proportion in the use.Even cold feed sometimes is when interrupting suddenly, and the hot water that temperature is very high makes the user hard to guard against; And when hot water does not have, turn-off cold water by manual the going of people again.Because large bore valves, generally away from user side, this inconvenience is just particularly evident.Some systems adopt solenoid valves to carry out simple control automatically, but because solenoid valve is very high to water quality requirement, problem such as burn easily, are not suitable for general application.Regulate if adopt industrial temperature control instrument and modulating valve to carry out PID,, increased system cost greatly though can deal with problems, very uneconomical; Also want electricity consumption in using in addition, also bring unsafe factor to system.
Summary of the invention
Purpose of the present invention, provide a kind of can be according to water-exit temperature, regulate automatically hot and cold water water inlet ratio, the large bore constant temp, water mixing valve of bore more than DN25.
Technological scheme of the present invention is achieved like this, and valve is made up of heat responsive element, core member, the valve body of the mechanical power source of holding concurrently; In a basic shape and the inner chamber valve body similar to common big valve, be inlaid with spool, spool is by the current cover, piston assembly, enterprising water jacket is formed, the current cover is embedded in the valve body, the top of current cover is connected with enterprising water jacket by groove, the valve core cavity bottom is connected with the upper end of heat responsive element by screw thread, the outside of heat responsive element is with a stage clip, the lower end of stage clip withstands on the interior step of valve water chamber, compression spring is withstood by top cover in the upper end of spool, the upper end of compression spring is pressed in the lower end of regulating bolt by top cover, regulating bolt is connected with valve gap by screw thread and seal ring, valve gap is connected with valve body by screw thread, spool is by last lower piston rod, rubber piston circle up and down, piston plate is formed, lower piston rod passes the piston plate intermediate hole, outside thread by its top is connected with the internal thread of upper piston bottom, one pressure balance through hole is arranged in the last lower piston rod, there is a guard bar centre in hole, and the bottom of top cover is withstood in the upper end of guard bar, and the lower end is inserted in the heat responsive element epicoele, current cover outer wall top and the bottom have water intake respectively, have a dividing plate that the current cover is separated into lower header in the middle of in the cover, dividing plate centre have one can with the hole of piston plate dynamic fit, dividing plate one side has an osculum, the bottom of osculum is connected with a pipeline, and the water outlet pipeline of flowing through flows into water chamber; The flat Heng principle of water conservancy in the hydrokinetics is adopted in design, when cold water or pressure of hot water generation fluctuation, or when regulating flow proportional, can regulate and rebulid balance automatically, its principle is achieved like this, hydraulic pressure in the water chamber, by the pressure balance through hole in the last lower piston rod, introduce upper water cavity, promptly up and down the pressure in the water cavity keeps balance, when piston fluctuates because of influent pressure, or temperature variation and on when moving or moving down, can or not produce negative pressure in upper water cavity generation supercharging, just can be to the mobile generation resistance of piston; Guard bar in the balance through hole is to surmount when a certain amount of in the heat responsive element displacement, the power that produced is discharged stage clip to top by guard bar, thereby protected heat responsive element; Heat responsive element can be installed one or many as required, and heat responsive element can be a thermometer bulb, also can be marmem; By the adjusting bolt that regulating valve covers, just regulated the pressurized degree of compression spring, promptly set the water-exit temperature of mixing water.
The invention has the beneficial effects as follows, control the mixing water temperature in the hot water supply system automatically, make in its temperature value scope that maintains setting, regulate the pressure between bolt and the stage clip, just can set and mix the water water-exit temperature; Design has the pressure automatic balancing arrangement in the valve, and system works is reliable, is quick on the draw.The installation of valve is simple as common flange valve.
Description of drawings
Accompanying drawing is the sectional view of embodiments of the invention.
Among the figure: heat responsive element (1); lower piston rod (2), following rubber piston (3), guard bar (4); pressure compensation opening (5); enterprising water jacket (6), compression spring (7), last seal ring (8); regulate bolt (9); valve gap (10), last rubber piston (11), upper piston rod (12); piston plate (13); current cover (14), outlet pipe (15), pressure balance water intake (16); valve body (17); following stage clip (18), water (flow) direction be as shown by arrows: A or B are hot water or cold water's imports, and C mixes water to go out water passage and pressure balance water route.
Embodiment
Accompanying drawing is the embodiment's of control hot water input a sectional view.Valve is by heat responsive element (1), lower piston rod (2), following rubber piston (3), guard bar (4), pressure compensation opening (5), enterprising water jacket (6), compression spring (7), last seal ring (8) is regulated bolt (9), valve gap (10), last rubber piston (11), upper piston rod (12), piston plate (13), current cover (14), outlet pipe (15), pressure balance water intake (16), valve body (17), following stage clip (18) is formed; Current cover (14) is embedded in the valve body (17), the current cover, piston assembly, enterprising water jacket is formed spool, the top of current cover (14) is connected with enterprising water jacket (6) by groove, wall side on the enterprising water jacket (6) has water intake, the lower piston rod of spool bottom (2) is connected by the upper end of screw thread with heat responsive element (1), the outside of heat responsive element (1) is with and presses down spring (18), the lower end of following stage clip (18) withstands on the interior step of valve water chamber, compression spring (7) is withstood by top cover in the upper end of spool, the upper end of compression spring (7) is pressed in the lower end of regulating bolt (9), regulate bolt (9) and be connected with valve gap (10) by screw thread and seal ring, the top of regulating bolt (9) can be connected with regulating handle; Valve gap (10) is connected with valve body (17) by screw thread, lower piston rod (2) passes piston plate (13) intermediate hole, be connected with internal thread in upper piston rod (12) bottom by the outside thread on its top, one pressure balance through hole (5) is arranged in the last lower piston rod, there is a guard bar (4) centre in hole, the bottom that top cover is withstood in the upper end of guard bar (4), the lower end is inserted in heat responsive element (1) epicoele, current cover (14) outer wall top and the bottom have water intake respectively, there is a dividing plate that current cover (14) is separated into lower header D in the middle of in the cover, C, have in the middle of the dividing plate one can with the hole of piston plate (14) dynamic fit, dividing plate one side has a water outlet, after the hot and cold water that flows into respectively from water intake up and down here mixes, is connected with an outlet pipe (15) through the bottom of water outlet, mixed water is through outlet pipe (15) inflow water chamber C; The hydraulic equilibrium principle in the hydrokinetics is adopted in design, its principle is achieved like this, hydraulic pressure in the water chamber C, by pressure balance water intake (16), enter the pressure compensation opening (5) in the lower piston rod, guide to upper water cavity D, promptly the interior pressure of water cavity keeps balance up and down, because the seal action of rubber piston (3), (11) will mix the water water outlet respectively and isolate with water inlet A and B up and down; When entering water temp changes, when for example the water outlet water-mixing temperature raises, heat responsive element (1) expansion promotes heat responsive element (1) and moves downward, because D, C cavity pressure equate that heat responsive element (1) can drive piston assembly at once and move downward, piston plate (14) is when moving downward, cooling water inlet is opened greatly, hot water inlet is turned down, and the water outlet coolant-temperature gage descends and returns to set temperature value, sets up new balance; If there is not pressure compensation opening (5), after assembly began to move down, the pressure in D chamber was inevitable less than the C cavity pressure, forms negative pressure, and assembly moves down difficulty takes place, and loses regulating action; In like manner, after piston assembly upwards began to move, the pressure in D chamber was inevitable greater than the C cavity pressure, on move same difficulty.Guard bar in the balance through hole is to be displaced to when a certain amount of at heat responsive element, and the power that produced is discharged stage clip to top by guard bar; Heat responsive element can be installed one or many as required, and heat responsive element can be a thermometer bulb, also can be marmem; By the adjusting bolt that regulating valve covers, just regulated the pressurized degree of compression spring, promptly set the temperature of mixed water water outlet.
Claims (7)
1, a kind of large bore constant temp, water mixing valve, heat responsive element, core member, valve body by the mechanical power source of holding concurrently are formed, and it is characterized in that being inlaid with spool in a basic shape and the inner chamber valve body similar to common big valve, spool is by the current cover, piston assembly, enterprising water jacket is formed, and the current cover is embedded in the valve body, the top of current cover is connected with enterprising water jacket by groove, and the valve core cavity bottom is connected with the upper end of heat responsive element by screw thread.
2, a kind of large bore constant temp, water mixing valve according to claim 1 is characterized in that the outside of heat responsive element is with a stage clip, and the lower end of stage clip withstands on the interior step of valve water chamber.
3, a kind of large bore constant temp, water mixing valve according to claim 1 is characterized in that compression spring is withstood by top cover in the upper end of spool, and the upper end of compression spring is pressed in the lower end of regulating bolt by top cover, regulate bolt and be connected with valve gap by screw thread and seal ring, valve gap is connected with valve body by screw thread.
4, a kind of large bore constant temp, water mixing valve according to claim 1 is characterized in that spool is by last lower piston rod, rubber piston circle up and down, piston plate is formed, and lower piston rod passes the piston plate intermediate hole, and is connected with the internal thread of upper piston rod bottom by the outside thread on its top.
5, a kind of large bore constant temp, water mixing valve according to claim 1 is characterized in that having in the lower piston rod pressure balance through hole, and there is a guard bar centre in hole, and the bottom of top cover is withstood in the upper end of guard bar, and the lower end is inserted in the heat responsive element epicoele.
6, a kind of large bore constant temp, water mixing valve according to claim 1, it is characterized in that current cover outer wall top and the bottom have water intake respectively, there is a dividing plate that the current cover is separated into lower header in the middle of in the cover, have in the middle of the dividing plate one can with the hole of piston plate dynamic fit, dividing plate one side has osculum, and the bottom of osculum is connected with a pipeline.
7, a kind of large bore constant temp, water mixing valve according to claim 1 is characterized in that heat responsive element can install one as required and also can install many; Heat responsive element can be a thermometer bulb, also can be marmem.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200610000646 CN101000108A (en) | 2006-01-11 | 2006-01-11 | Large bore constant temp, water mixing valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200610000646 CN101000108A (en) | 2006-01-11 | 2006-01-11 | Large bore constant temp, water mixing valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN101000108A true CN101000108A (en) | 2007-07-18 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200610000646 Pending CN101000108A (en) | 2006-01-11 | 2006-01-11 | Large bore constant temp, water mixing valve |
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| CN (1) | CN101000108A (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101865307A (en) * | 2010-03-04 | 2010-10-20 | 卓旦春 | Self-operated type constant-temperature water mixing valve for floor heating |
| CN103017232A (en) * | 2012-12-22 | 2013-04-03 | 北京菁华昱创节能设备有限公司 | Water admixing center |
| CN106642644A (en) * | 2016-11-16 | 2017-05-10 | 上海贵鸣新能源科技有限公司 | Multi-energy-source constant-temperature water supply system |
| CN109058519A (en) * | 2018-10-24 | 2018-12-21 | 施伟红 | A kind of mixing water valve |
| CN111033100A (en) * | 2017-06-19 | 2020-04-17 | 日本恒温装置株式会社 | Cold and hot water switching tap |
| CN112334693A (en) * | 2018-05-28 | 2021-02-05 | 韦内特公司 | Thermostatic valve core |
-
2006
- 2006-01-11 CN CN 200610000646 patent/CN101000108A/en active Pending
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101865307A (en) * | 2010-03-04 | 2010-10-20 | 卓旦春 | Self-operated type constant-temperature water mixing valve for floor heating |
| CN103017232A (en) * | 2012-12-22 | 2013-04-03 | 北京菁华昱创节能设备有限公司 | Water admixing center |
| CN106642644A (en) * | 2016-11-16 | 2017-05-10 | 上海贵鸣新能源科技有限公司 | Multi-energy-source constant-temperature water supply system |
| CN106642644B (en) * | 2016-11-16 | 2022-02-18 | 康贵明 | Multi-energy constant-temperature water supply system |
| CN111033100A (en) * | 2017-06-19 | 2020-04-17 | 日本恒温装置株式会社 | Cold and hot water switching tap |
| CN111033100B (en) * | 2017-06-19 | 2021-11-02 | 日本恒温装置株式会社 | Cold and hot water switching tap |
| CN112334693A (en) * | 2018-05-28 | 2021-02-05 | 韦内特公司 | Thermostatic valve core |
| CN112334693B (en) * | 2018-05-28 | 2022-06-17 | 韦内特公司 | Thermostatic valve core |
| CN109058519A (en) * | 2018-10-24 | 2018-12-21 | 施伟红 | A kind of mixing water valve |
| CN109058519B (en) * | 2018-10-24 | 2020-03-06 | 施伟红 | Mixed water valve |
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