CN101655166A - Mixed water valve for automatically limiting flow - Google Patents
Mixed water valve for automatically limiting flow Download PDFInfo
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- CN101655166A CN101655166A CN200810118712A CN200810118712A CN101655166A CN 101655166 A CN101655166 A CN 101655166A CN 200810118712 A CN200810118712 A CN 200810118712A CN 200810118712 A CN200810118712 A CN 200810118712A CN 101655166 A CN101655166 A CN 101655166A
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Abstract
The invention relates to a mixed water valve for automatically limiting flow, which belongs to the technical field of the manufacture of water heating equipment. The mixed water valve is characterizedin that a cylindrical annular upper water jacket and a cylindrical annular lower water jacket are arranged in a valve body; a mixed water cavity of the annular water jackets is provided with an upperpiston and a lower piston with a seal ring; the lower side of the lower piston is provided with a thermal bulb device with mechanical thrust; the lower side of the thermal bulb device is provided with a return compression spring; the thermal bulb device can drive the pistons to move up and down through a temperature controlled displacement part; and a water inlet pressure limiting valve is arranged in a hot and cold water inlet of the mixed water valve, and comprises a balanced cover, a balanced sliding sleeve, a balanced piston rod and a balanced compression spring.
Description
Technical field
A kind of mixed water valve of automatically limiting flow is applicable to hot and cold water supply system in the building, belongs to.Plumbing equipment manufacturing technology field.
Technical background
Along with the improvement gradually of living standards of the people, many residential quarters have been used hot water, so the mixed water valve technology of hot water or cold water, have also obtained increasing application.But the existing water valve technology of mixing is subjected to the influence of hot and cold water water feeding pressure very big, for example when cold water uses civilian tap water, hydraulic pressure is generally higher, and the pressure of hot water of the other end is generally less, when particularly using solar water heater, hydraulic pressure only is the potential difference of the mounting point of solar water heater to user's shower; When the differential water pressures of mixing water valve two feed-water ends is excessive, cold water can occur and recharge phenomenon to hot water, cause the whole system disorder, perhaps situation is opposite, and hot water not only flows to cold water, and high-temperature-hot-water also can be scalded the people.
Summary of the invention
Purpose of the present invention provides a kind of mixed water valve of automatically limiting flow.
Technological scheme of the present invention is achieved like this, device is made up of mixed water valve part and water inlet pressure-limit valve, it is characterized in that in valve body, lower water jacket on the garden column type annular is installed, in the mixed water cavity of ring-shaped water jacket, the last lower piston that the band seal ring is arranged, there is the thermometer bulb device of being with mechanical thrust at the place, top of lower piston below, mixed water water outlet, and there is reseting pressuring spring thermometer bulb device below, the thermometer bulb device drives piston and moves up and down by the temperature control displacement piece; The inner chamber of ring-shaped water jacket has the water inlet that cooling, hot water flow into, and corresponding with hot water or cold water's ostium is on valve interior wall, has the water inlet ring shaped slot of hot cold water, and the intake water inlet pressure-limit valve of jointing of porose respectively and hot water or cold water communicates on the ring shaped slot; The top of ring-shaped water jacket has one to regulate spring, regulates the upper end of spring and withstands the interior adjusting element of valve gap, the upper end of adjusting element, be connected with bonnet by adjusting nut by a hexagon adjustable cap, the rotation bonnet can be regulated the elastic restoring force of spring, sets the purpose of mixing the water water-exit temperature thereby reach; The water inlet pressure-limit valve is installed in the cold and hot water inlets place of mixing water valve, comprises balance lid, balance sliding sleeve, equalizing piston bar, balance stage clip; The outer of balance lid is connected with valve body by Sealing, and it is interior along tapered structure that balance is covered; The balance sliding sleeve is arranged at the bottom of balance lid, and equalizing piston bar one end passes balance stage clip peace weighing apparatus sliding sleeve, and the other end is connected with equalizing piston; Equalizing piston and equalizing piston bar connecting end, tapered structure; When water intake did not have hydraulic pressure, under the elastic reaction of balance stage clip, the one side of equalizing piston was sealed water intake; After there was hydraulic pressure the water inlet, the water pressure pushing equalizing piston moved; Constantly increase with hydraulic pressure, reduce in the slit in piston and the balance lid, causes entering the water yield of mixing water valve and reduce, and when the other end did not have hydraulic pressure fully, the equalizing piston of this end had also just been sealed the water intake of this end.
Temperature sensor can be a thermometer bulb, also can be temperature memory alloy or other heat-sensitive device.
The beneficial effects of the utility model are, water-mixing temperature is adjustable, and do not catch a cold heat hydraulic pressure's influence of water-exit temperature is closed when cold water or hot water cutout automatically, has avoided scalding people's accident and scurrying mutually of hot and cold water.
Description of drawings
In the accompanying drawing: 1 reset spring, 2 thermometer bulb devices, 3 lower pistons, 4 balances lid, 5 equalizing pistons, 6 balance stage clips, 7 equalizing piston bars, 8 balance sliding sleeves, 9 valve gaps, 10 adjustable caps, 11 bonnets, 12 fixing bolts, adjusting element 13,14 adjusting nuts, 15 links, 16 regulate spring, ring-shaped water jacket on 17,18 drive links, 19 upper pistons, 20 temperature control displacement piece, 21 times ring-shaped water jackets, 22 valve bodies.Hot and cold water two water intakes from the valve body respectively flows into, and mixes that the water outlet from the lower end flows out (as shown by arrows) behind the water; Part 4,5,6,7,8 is formed the water inlet pressure-limit valve, is installed in the hot water or cold water water inlet respectively.
Embodiment
Accompanying drawing is the sectional view of embodiments of the invention, device is made up of mixed water valve part and two water inlet pressure-limit valves, in valve body (22), one garden column type ring-shaped water jacket (17), (21) are installed, in the mixed water cavity of ring-shaped water jacket, last lower piston (19), (3) that the band seal ring is arranged, there is the thermometer bulb device (2) of band mechanical thrust at the place, top of the below of lower piston (3), mixed water water outlet, there is reseting pressuring spring (1) thermometer bulb device (2) below, thermometer bulb device (2) is by temperature control displacement piece (20), and drive piston (19), (3) move up and down; The inner chamber of ring-shaped water jacket (17), (21) has the water inlet of cooling, hot water inflow, corresponding with hot water or cold water's ostium is on valve body (22) inwall, have the water inlet ring shaped slot of hot cold water, the intake water inlet pressure-limit valve of jointing of porose respectively and hot water or cold water communicates on the ring shaped slot; Thereby regulate the water inlet mixed proportion of hot and cold water, mixed water water-exit temperature is maintained in the temperature value scope of setting; The top of ring-shaped water jacket (17) has one to regulate spring (16), regulate the upper end of spring (16) and withstand the interior adjusting element (13) of valve gap (9), the upper end of adjusting element (13), be connected with bonnet (11) by adjusting nut (14) by a hexagon adjustable cap (10), rotation bonnet (11), can regulate the elastic restoring force of spring (16), set the purpose of mixing the water water-exit temperature thereby reach; Part 4,5,6,7,8 is formed the water inlet pressure-limit valve, is installed in the hot water or cold water water inlet respectively; The outer of balance lid (4) is connected with valve body (22) by Sealing, and balance is covered the interior along tapered structure of (4); Balance sliding sleeve (8) is arranged at the bottom of balance lid (4), and equalizing piston bar (7) one ends pass balance stage clip (6) and balance sliding sleeve (8), and the other end is connected with equalizing piston (5); Equalizing piston (5) and equalizing piston bar (7) connecting end, tapered structure; When water intake did not have hydraulic pressure, under the elastic reaction of balance stage clip (6), the one side of equalizing piston (5) was sealed water intake; After there was hydraulic pressure the water inlet, water pressure pushing equalizing piston (5) moved; Hydraulic pressure constantly increases, and piston is in compression balance stage clip (6), and the increase of displacement amount causes entering the water yield of mixing water valve and reduces, and when the other end did not have hydraulic pressure fully, the equalizing piston of this end (5) had also just been sealed the water intake of this end.
Working principle is as follows, the left water intake of supposing accompanying drawing is a cooling water inlet, when mixed water water-exit temperature surpasses setting value, produce mechanical displacement after thermometer bulb device (2) thermal expansion, because the displaceable member (20) in it is connected with drive link (18), under the effect of regulating spring (16), the overcoat part of thermometer bulb device (2) can only move down, drive piston (3), (19) move downward, the inflow of cold water increases, if when water-exit temperature descends because of certain reason, thermometer bulb device (2) shrinks, under the effect of reseting pressuring spring (1), drive piston (3), (19) move up, cool water quantity reduces, and the hot water amount increases, after mixed water water-exit temperature tends towards stability, the also not recurrent mechanical displacement of temperature sensor (3).If this moment, cold water hydraulic pressure increased suddenly, the equalizing piston of left side water intake (5) will be pushed away to the right, and the slit between equalizing piston (5) and the balance lid (4) will be more and more littler, reduced the inflow of cold water, and it is constant that water-mixing temperature keeps; When certain reason, cold water does not have hydraulic pressure suddenly, and equalizing piston (5) moves to left rapidly, seals water inlet, and hot water can not flow in the cold water pipe; Meanwhile the pressure reduction of equalizing piston (5) both ends of the surface in the water inlet of hot water owing to losing that cold water is pressed, and becomes big, promotes equalizing piston (5) to be moved to the left, and reduce in the slit that equalizing piston (5) and balance are covered between (4), until closing; Simultaneously because also action simultaneously of thermometer bulb device (2) has avoided the hot water temperature too high.
Claims (5)
1, a kind of mixed water valve of automatically limiting flow, comprise and mix water valve and water inlet pressure-limit valve, it is characterized in that in valve body, lower water jacket on the column type annular of garden is installed, in the mixed water cavity of ring-shaped water jacket, the last lower piston that the band seal ring is arranged, there is the thermometer bulb device of band mechanical thrust the lower piston below, and there is reseting pressuring spring thermometer bulb device below, the thermometer bulb device can drive piston and move up and down by the temperature control displacement piece; The water inlet pressure-limit valve is installed in the cold and hot water inlets place of mixing water valve, comprises balance lid, balance sliding sleeve, equalizing piston bar, balance stage clip.
2, the mixed water valve of automatically limiting flow according to claim 1, it is characterized in that the inner chamber of ring-shaped water jacket has the water inlet of cooling, hot water inflow, corresponding with hot water or cold water's ostium is on valve interior wall, have the water inlet ring shaped slot of hot cold water, the intake water inlet pressure-limit valve of jointing of porose respectively and hot water or cold water communicates on the ring shaped slot.
3, the mixed water valve of automatically limiting flow according to claim 1 is characterized in that the outer of balance lid is connected with valve body by Sealing, and it is interior along tapered structure that balance is covered; The balance sliding sleeve is arranged at the bottom of balance lid.
4, the mixed water valve of automatically limiting flow according to claim 1 is characterized in that equalizing piston bar one end passes balance stage clip peace weighing apparatus sliding sleeve, and the other end is connected with equalizing piston; Equalizing piston and equalizing piston bar connecting end, tapered structure, when water intake did not have hydraulic pressure, under the elastic reaction of balance stage clip, the one side of equalizing piston was sealed water intake.
5, the mixed water valve of automatically limiting flow according to claim 1 is characterized in that the top of ring-shaped water jacket has one to regulate spring, regulates the upper end of spring and withstands the interior adjusting element of valve gap, and the upper end of adjusting element is connected with bonnet by adjusting nut.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200810118712A CN101655166A (en) | 2008-08-20 | 2008-08-20 | Mixed water valve for automatically limiting flow |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200810118712A CN101655166A (en) | 2008-08-20 | 2008-08-20 | Mixed water valve for automatically limiting flow |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN101655166A true CN101655166A (en) | 2010-02-24 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN200810118712A Pending CN101655166A (en) | 2008-08-20 | 2008-08-20 | Mixed water valve for automatically limiting flow |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101655166A (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105114671A (en) * | 2015-09-16 | 2015-12-02 | 中国船舶重工集团公司第七0七研究所九江分部 | Automatic flow limiter |
| CN105716305A (en) * | 2014-12-03 | 2016-06-29 | 广东顺德光晟电器股份有限公司 | Solar water heater with pressure regulating function |
| CN105716246A (en) * | 2014-12-03 | 2016-06-29 | 广东顺德光晟电器股份有限公司 | External instantaneous central water heater with pressure regulating function |
| CN105716296A (en) * | 2014-12-03 | 2016-06-29 | 广东顺德光晟电器股份有限公司 | External instant-heating solar water heater with pressure regulation function |
| CN105716295A (en) * | 2014-12-03 | 2016-06-29 | 广东顺德光晟电器股份有限公司 | Solar water heater with pressure reduction function |
| CN107450620A (en) * | 2017-10-10 | 2017-12-08 | 河南工程学院 | Experimental machine tool formula thermostatic control method |
| CN107843004A (en) * | 2017-10-11 | 2018-03-27 | 黄河科技学院 | Gas fired-boiler temperature-constant operation method |
| CN107860065A (en) * | 2017-11-10 | 2018-03-30 | 西藏世峰高科能源技术有限公司 | Charging pile Control Room air-conditioning system |
-
2008
- 2008-08-20 CN CN200810118712A patent/CN101655166A/en active Pending
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105716305A (en) * | 2014-12-03 | 2016-06-29 | 广东顺德光晟电器股份有限公司 | Solar water heater with pressure regulating function |
| CN105716246A (en) * | 2014-12-03 | 2016-06-29 | 广东顺德光晟电器股份有限公司 | External instantaneous central water heater with pressure regulating function |
| CN105716296A (en) * | 2014-12-03 | 2016-06-29 | 广东顺德光晟电器股份有限公司 | External instant-heating solar water heater with pressure regulation function |
| CN105716295A (en) * | 2014-12-03 | 2016-06-29 | 广东顺德光晟电器股份有限公司 | Solar water heater with pressure reduction function |
| CN105114671A (en) * | 2015-09-16 | 2015-12-02 | 中国船舶重工集团公司第七0七研究所九江分部 | Automatic flow limiter |
| CN105114671B (en) * | 2015-09-16 | 2017-12-29 | 中国船舶重工集团公司第七0七研究所九江分部 | Flow volitional check device |
| CN107450620A (en) * | 2017-10-10 | 2017-12-08 | 河南工程学院 | Experimental machine tool formula thermostatic control method |
| CN107843004A (en) * | 2017-10-11 | 2018-03-27 | 黄河科技学院 | Gas fired-boiler temperature-constant operation method |
| CN107860065A (en) * | 2017-11-10 | 2018-03-30 | 西藏世峰高科能源技术有限公司 | Charging pile Control Room air-conditioning system |
| CN107860065B (en) * | 2017-11-10 | 2023-10-24 | 西藏世峰高科能源技术有限公司 | Charging pile monitoring room air conditioning system |
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Open date: 20100224 |