CN107435749B - Dedicated constant temperature of gas heater goes out water structure - Google Patents
Dedicated constant temperature of gas heater goes out water structure Download PDFInfo
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- CN107435749B CN107435749B CN201710736182.2A CN201710736182A CN107435749B CN 107435749 B CN107435749 B CN 107435749B CN 201710736182 A CN201710736182 A CN 201710736182A CN 107435749 B CN107435749 B CN 107435749B
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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
- F16K11/00—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves
- F16K11/10—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with two or more closure members not moving as a unit
- F16K11/20—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with two or more closure members not moving as a unit operated by separate actuating members
- F16K11/202—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with two or more closure members not moving as a unit operated by separate actuating members with concentric handles
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24H—FLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
- F24H9/00—Details
- F24H9/20—Arrangement or mounting of control or safety devices
- F24H9/2007—Arrangement or mounting of control or safety devices for water heaters
- F24H9/2035—Arrangement or mounting of control or safety devices for water heaters using fluid fuel
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
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- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Temperature-Responsive Valves (AREA)
Abstract
The special constant-temperature water outlet structure for the gas water heater comprises a valve body and a constant-temperature valve core, and also comprises an adjusting valve core, wherein the valve body is provided with a hot water channel, a main cold water channel, an auxiliary cold water channel, a first constant-temperature water channel and a second constant-temperature water channel; the constant temperature valve core is arranged in the valve body and is communicated with the main hot water channel, the main cold water channel and the first constant temperature water channel to mix cold water and hot water to output primary constant temperature water; the regulating valve core is arranged in the valve body and is communicated with the first constant temperature water channel, the auxiliary cold water channel and the second constant temperature water channel to control the opening or closing of cold water and hot water mixing and output the second constant temperature water or the first constant temperature water. The invention can avoid the problem of repeated flameout and ignition of the gas water heater caused by smaller flow of hot water, prevent water from suddenly cooling and heating, and can also meet the water temperature requirements in different seasons.
Description
Technical Field
The invention relates to the field of constant-temperature water outlet structures, in particular to a special constant-temperature water outlet structure for a gas water heater.
Background
At present, the working principle of the water vapor linkage valve of the gas water heater is realized through a mechanical structure, when water passes through, the valve can be opened, and accordingly a push rod on the valve is driven to move to push the valve of gas, when the flow through the water is larger, the opening volume of the valve is larger, and the gas output is larger.
When the temperature of a common thermostatic valve for a gas water heater is regulated down, a hot water opening of a valve core needs to be slowly reduced, so that the hot water yield of the gas water heater is reduced; when the hot water yield of the gas water heater is reduced, the gas yield is also reduced due to the action of the water vapor linkage valve of the gas water heater; when the water output of the hot water is smaller than the flow value of the ignition requirement set by the gas water heater, the gas can be extinguished. When the valve core hot water port is fully closed, the flow of the hot water outlet of the gas water heater is zero, and due to the action of the water vapor linkage valve, when no water passes through, the valve of the gas is closed, the gas water heater cannot provide gas, and the gas water heater cannot ignite. When the hot water outlet is increased, the flow is increased, the gas quantity is also increased due to the action of the water vapor linkage valve of the gas water heater, and when the flow reaches a preset gas ignition flow value, the gas can be re-ignited.
From the above, the thermostatic valve for the gas water heater is easy to cause the problem of repeated flameout and ignition of the gas water heater due to the fact that the flow of hot water is reduced during temperature adjustment; the gas water heater has the repeated flameout and ignition condition when the flow is small, so that the phenomenon of water outlet suddenly cold and hot is caused, and the gas water heater is very inconvenient.
Disclosure of Invention
The invention aims to overcome the defects in the prior art and provides a special constant-temperature water outlet structure for the gas water heater, which solves the problems of water outlet suddenly heating and water outlet suddenly heating, avoids repeated ignition of the gas water heater and can switch various water outlet modes.
The invention adopts the following technical scheme:
the utility model provides a dedicated constant temperature of gas heater goes out water structure, includes valve body and constant temperature case, its characterized in that: the valve body is provided with a hot water channel, a main cold water channel, a secondary cold water channel, a first constant temperature water channel and a second constant temperature water channel; the constant temperature valve core is arranged in the valve body and is communicated with the main hot water channel, the main cold water channel and the first constant temperature water channel to mix cold water and hot water to output primary constant temperature water; the regulating valve core is arranged in the valve body and is communicated with the first constant temperature water channel, the auxiliary cold water channel and the second constant temperature water channel to control the opening or closing of cold water and hot water mixing and output the second constant temperature water or the first constant temperature water.
Preferably, the valve body is provided with a cold water inlet communicating with the primary cold water passage and the secondary cold water passage.
Preferably, the thermostatic valve core is provided with a hot water port, a cold water port and a mixed water outlet, the hot water port is communicated with the hot water channel, the cold water port is communicated with the main cold water channel, and the mixed water outlet is communicated with the first thermostatic water channel.
Preferably, the regulating valve core is a switch valve core, and is provided with a water inlet and a water outlet, the water inlet is communicated with the auxiliary cold water channel, the water outlet is communicated with the first constant temperature water channel, and the first constant temperature water channel is communicated with the second constant temperature water channel.
Preferably, the regulating valve core comprises a switching valve core and a water mixing module; the switching valve core is provided with a water inlet and a plurality of water outlets, and the water inlet is communicated with the auxiliary cold water channel; the water mixing module is provided with a plurality of water mixing channels which are communicated with the water outlets in a one-to-one correspondence manner, and the water mixing channels are communicated with the first constant temperature water channel and the second constant temperature water channel.
Preferably, the water mixing module is provided with a normal pressure water mixing channel and a pressurizing water mixing channel, and the switching valve core is correspondingly provided with two water outlets; an ejector is arranged in the pressurizing water mixing channel to pressurize, and the water inlet end of the ejector is opposite to the water outlet.
Preferably, the water mixing module is fixed at one end of the switching valve core.
Preferably, the water diversion valve is also included; the valve body is also provided with an upper water outlet and a lower water outlet, and the water diversion valve is arranged in the second constant-temperature water channel and is connected with the upper water outlet and the lower water outlet.
Preferably, the constant temperature valve core and the regulating valve core are respectively positioned at two ends of the valve body.
Preferably, the constant temperature valve core and the adjusting valve core are both provided with a hand wheel.
As can be seen from the above description of the present invention, compared with the prior art, the present invention has the following advantages: according to the water outlet structure, the main cold water channel and the auxiliary cold water channel are arranged in the valve body, the hot water of the hot water channel and the cold water of the main cold water channel are mixed through the constant temperature valve core to output first-stage constant temperature water, the first-stage constant temperature water is controlled to be opened or closed by matching with the regulating valve core to be mixed with the cold water of the auxiliary cold water channel, so that second-stage constant temperature water or first-stage constant temperature water is output, the water inlet flow of the hot water inlet is ensured by setting the temperature range of the first-stage constant temperature water, the problem of repeated flameout and ignition of the gas water heater caused by small hot water flow is avoided, the water outlet is prevented from being suddenly cooled and suddenly heated, and the water temperature requirements of different seasons are met by matching with the secondary cooling of the regulating valve core.
1. The water outlet structure of the invention can be provided with a plurality of gears, namely spring and autumn gears, summer gears and winter gears, wherein the corresponding water inlet opening is half-open, full-open and closed, so that the output of the two-stage constant temperature water with different temperatures is controlled.
2. The water outlet structure comprises a regulating valve core and a water mixing module, wherein the water mixing module is provided with an atmospheric water mixing channel and a pressurized water mixing channel, and the water temperature and the water pressure requirements in different seasons are met by controlling the regulating valve core to work in a pressure-drop temperature gear, a pressurized temperature-drop gear or a winter gear so as to switch between atmospheric water outlet, pressurized water outlet and water stop.
3. According to the water outlet structure, the ejector is arranged in the pressurizing water mixing channel of the water mixing module, and the jet hole is utilized for pressurizing, so that the structure is simple, and the effect is good.
Drawings
FIG. 1 is a perspective view of a water outlet structure of the present invention;
FIG. 2 is an exploded view of a first embodiment of the present invention;
FIG. 3 is a cross-sectional view I of a first embodiment of the invention;
FIG. 4 is a second cross-sectional view of the first embodiment of the present invention;
FIG. 5 is a third cross-sectional view of the first embodiment of the present invention;
FIG. 6 is an exploded view of a second embodiment of the present invention;
FIG. 7 is a cross-sectional view of a second embodiment of the present invention;
FIG. 8 is a cross-sectional view of a regulator valve cartridge according to a second embodiment of the present invention;
FIG. 9 is a cross-sectional view of a regulator valve cartridge according to a second embodiment of the present invention;
FIG. 10 is a cross-sectional view of a water mixing module according to a second embodiment of the present invention;
FIG. 11 is a top view of a water mixing module according to the present invention;
wherein: 10. valve body, 11, hot water inlet, 12, cold water inlet, 13, hot water channel, 14, main cold water channel, 15, auxiliary cold water channel, 16, first constant temperature water channel, 16a, aperture, 17, second constant temperature water channel, 18, upper water outlet, 19, lower water outlet, 20, constant temperature valve core, 21, hot water inlet, 22, cold water inlet, 23, mixed water outlet, 24, first hand wheel, 25, temperature sensing element, 30, regulating valve core, 31, water inlet, 32, water outlet, 34, water mixing module, 35, normal pressure water mixing channel, 36, pressure increasing water mixing channel, 37, notch, 38, jet, 38a, jet hole, 39, second hand wheel, 40, water dividing valve, 41, third hand wheel.
Detailed Description
The invention is further described below by means of specific embodiments.
Referring to fig. 1 to 11, a constant temperature water outlet structure dedicated for a gas water heater includes a valve body 10, a constant temperature valve core 20, a regulating valve core 30, a water diversion valve 40, and the like. The valve body 10 is provided with a hot water inlet 11, a cold water inlet 12, a hot water channel 13, a main cold water channel 14, a sub cold water channel 15, a first constant temperature water channel 16, a second constant temperature water channel 17, and the like. The cold water inlet 12 communicates with the primary cold water channel 14 and the secondary cold water channel 15, and the hot water inlet 11 communicates with the hot water channel 13. The thermostatic valve core 20 and the regulating valve core 30 are respectively positioned at two ends of the valve body 10.
The thermostatic valve core 20 is provided with a hot water port 21, a cold water port 22, a mixed water outlet 23, a temperature sensing element 25 and a first hand wheel 24, wherein the hot water port 21 is communicated with the hot water channel 13, the cold water port 22 is communicated with the main cold water channel 14, the mixed water outlet 23 is communicated with the first thermostatic water channel 16, the water inlet flow of hot water and cold water is regulated through expansion and contraction of the temperature sensing element 25, and cold water and hot water are mixed. The first hand wheel 24 is connected to a temperature sensing element 25, and the output water temperature of the primary constant temperature water can be adjusted by adjusting the first hand wheel 24.
The adjusting valve core is arranged in the valve body 10 and is communicated with the first constant temperature water channel 16, the auxiliary cold water channel 15 and the second constant temperature water channel 17, the adjusting valve core can be a ceramic valve core, and the water paths of the switch and the switching of different water outlet modes are controlled through the cooperation of a moving plate and a static plate. The secondary cold water channel 15 is controlled to be opened to be mixed with primary constant temperature water to output secondary constant temperature water by adjusting the secondary cold water channel 39, or the water inlet of the secondary cold water channel is controlled to be closed to directly output primary constant temperature water.
In addition, the valve body 10 is further provided with an upper water outlet 18 and a lower water outlet 19, and the water diversion valve 40 is installed in the second constant temperature water channel 17 and is connected with the upper water outlet 18 and the lower water outlet 19. The shunt valve 40 is provided with a third hand wheel 41, and the third hand wheel 41 can be controlled to switch between water stopping, upper water outlet and lower water outlet.
Example 1
Referring to fig. 1 to 5, in this embodiment, the regulating valve core is a switch valve core, which is provided with a water inlet 31 and a water outlet 32, the water inlet 31 is communicated with the auxiliary cold water channel 15, the water outlet 32 is communicated with the first constant temperature water channel 16, and a small hole 16a is arranged between the first constant temperature water channel 16 and the second constant temperature water channel 17 to realize the communication of the two. By adjusting the second hand wheel 39, the opening degree of the water inlet 31 can be adjusted, including half-open, full-open and closed, thereby switching different gear positions.
In this embodiment, the regulating valve core may be set to three gears, namely, spring and autumn gears, summer gears and winter gears, and the corresponding openings of the water inlet 31 are half-open, full-open and closed. The specific working principle is as follows:
cold water enters the main cold water channel 14 and the sub cold water channel 15 through the cold water inlet 12, while hot water enters the hot water channel 13 through the hot water inlet 11. In the thermostatic valve core 20, cold water and hot water of the main cold water channel 14 are mixed, primary thermostatic water is output to the first thermostatic water channel 16, and the outlet water temperature is controlled within a certain range (for example, 40-50 ℃), and in the outlet water temperature range, the inflow amount of the hot water inlet 11 is larger than the flow rate of the ignition requirement set by the gas water heater, so that the gas water heater cannot flameout.
When the switching valve core is in spring and autumn gear, the water inlet 31 is in a half-open state, cold water of the auxiliary cold water channel 15 connected with the switching valve core flows in through the water inlet 31 and flows out from the water outlet 32, and is mixed with primary constant temperature water of the first constant temperature water channel 16, and enters the second constant temperature water channel 17 through the small hole 16a to obtain secondary constant temperature water.
When the switching valve core is in the summer gear, the water inlet 31 is in a fully-opened state, cold water of the auxiliary cold water channel 15 connected with the switching valve core flows in through the water inlet 31 and flows out from the water outlet 32, and is mixed with primary constant temperature water of the first constant temperature water channel 16, and enters the second constant temperature water channel 17 through the small hole 16a to obtain secondary constant temperature water, so that a user can wash the cold water.
When the switching valve core is in the winter gear, the water inlet 31 of the switching valve core is in a closed state, cold water in the auxiliary cold water channel 15 cannot flow into the switching valve core through the water inlet 31, and then primary constant temperature water in the first constant temperature water channel 16 directly enters the second constant temperature water channel 17 through the small hole 16a to obtain secondary constant temperature water, so that a user is ensured to wash hot water.
Example two
Referring to fig. 6-11, in this embodiment, the regulator spool includes a switching spool and a water mixing module 34. The switching valve core is provided with a water inlet 31 and two water outlets 32, and the water inlet 31 is communicated with the auxiliary cold water channel 15. The water mixing module 34 is fixed at one end of the switching valve core, and is provided with two water mixing channels, namely an atmospheric water mixing channel 35 and a pressurized water mixing channel 36, one end of the two water mixing channels is communicated with the two water outlets 32 of the switching valve core in a one-to-one correspondence manner, the other end of the two water mixing channels is communicated with the second constant temperature water channel 17, the water mixing module 34 is provided with a notch 37 communicated with the first constant temperature water channel 16, and the notch 37 is communicated with the two water mixing channels.
Wherein, the pressurizing water mixing channel 36 is internally provided with an ejector 38 for pressurizing, the ejector 38 is internally provided with an ejector hole 38a and a corresponding notch 37, and the water inlet end of the ejector hole 38a is opposite to the corresponding water outlet 32. By operating the second hand wheel 39, the switching valve core is driven to switch among normal-pressure water outlet, pressurized water outlet and water stop.
In the embodiment, the adjusting valve core can be set to three gears, namely an atmospheric cooling gear, a pressurizing cooling gear and a winter gear, and the corresponding water outlet states of the switching valve core are atmospheric water outlet, pressurizing water outlet and water stop. The specific working principle is as follows:
cold water enters the main cold water channel 14 and the auxiliary cold water channel 15 through the cold water inlet 12, and hot water enters the hot water channel 13 through the hot water inlet 11; in the thermostatic valve core 20, cold water and hot water of the main cold water channel 14 are mixed, primary thermostatic water is output to the first thermostatic water channel 16, and the outlet water temperature is controlled within a certain range (for example, 40-50 ℃), and in the outlet water temperature range, the inflow amount of the hot water inlet 11 is larger than the flow rate of the ignition requirement set by the gas water heater, so that the gas water heater cannot flameout.
When the switching valve core is in the normal pressure cooling gear, the switching valve core is in a normal pressure water outlet state, cold water of the auxiliary cold water channel 15 connected with the switching valve core flows in through the water inlet 31, flows in the normal pressure water mixing channel 35 from the water outlet 32, is mixed with primary constant temperature water flowing in the first constant temperature water channel 16 through the notch 37, and enters the second constant temperature water channel 17 to obtain secondary constant temperature water. Is suitable for the requirements of users for washing with water in summer under the normal water pressure condition.
When the switching valve core is in a pressurizing and cooling gear, the switching valve core is in a pressurizing and water outlet state, cold water of the auxiliary cold water channel 15 connected with the switching valve core flows in through the water inlet 31, flows in the pressurizing and water mixing channel 36 from the water outlet 32, is mixed with primary constant temperature water of the first constant temperature water channel 16 flowing in through the notch 37, and enters the second constant temperature water channel 17 to obtain secondary constant temperature water. In this gear, the flow rate of cold water in the auxiliary cold water passage 15 is faster than that in the normal pressure cooling gear, and the cooling is small. The water pressure is suitable for the requirements of users for washing the water bath in summer under the condition of insufficient water pressure.
When the switching valve core is in the winter gear, the switching valve core is in a water stopping state, cold water in the auxiliary cold water channel 15 cannot enter the switching valve core, and then primary constant temperature water in the first constant temperature water channel 16 directly enters the second constant temperature water channel 17 through the notch 37 to obtain secondary constant temperature water. Is suitable for the requirements of users for hot water bath in winter.
The foregoing is merely illustrative of specific embodiments of the present invention, but the design concept of the present invention is not limited thereto, and any insubstantial modification of the present invention by using the design concept shall fall within the scope of the present invention.
Claims (9)
1. The utility model provides a dedicated constant temperature of gas heater goes out water structure, includes valve body and constant temperature case, its characterized in that: the valve body is provided with a hot water channel, a main cold water channel, a secondary cold water channel, a first constant temperature water channel and a second constant temperature water channel; the constant temperature valve core is arranged in the valve body and is communicated with the main hot water channel, the main cold water channel and the first constant temperature water channel to mix cold water and hot water to output primary constant temperature water; the regulating valve core is arranged in the valve body and is communicated with the first constant-temperature water channel, the auxiliary cold water channel and the second constant-temperature water channel so as to control the opening or closing of cold water and hot water mixing and output second-level constant-temperature water or first-level constant-temperature water;
the regulating valve core is a switch valve core and is provided with a water inlet and a water outlet, the water inlet is communicated with the auxiliary cold water channel, the water outlet is communicated with the first constant temperature water channel, and the first constant temperature water channel is communicated with the second constant temperature water channel;
setting the regulating valve core as three gears, namely spring and autumn gears, summer gears and winter gears, wherein the corresponding water inlet opening is half-open, full-open and closed; through setting for the temperature range of one-level constant temperature water, ensure the inflow of hot water inlet, avoid taking place the gas heater because of the problem that the repeated flameout ignition that the hot water flow is less leads to, prevent that the play water from suddenly cold and suddenly hot, the water temperature demand in different seasons is satisfied in the cooperation of the secondary cooling of adjusting the case.
2. The constant temperature water outlet structure special for the gas water heater as claimed in claim 1, wherein: the valve body is provided with a cold water inlet which is communicated with the main cold water channel and the auxiliary cold water channel.
3. The constant temperature water outlet structure special for the gas water heater as claimed in claim 1, wherein: the thermostatic valve core is provided with a hot water port, a cold water port and a mixed water outlet, the hot water port is communicated with the hot water channel, the cold water port is communicated with the main cold water channel, and the mixed water outlet is communicated with the first thermostatic water channel.
4. The constant temperature water outlet structure special for the gas water heater as claimed in claim 1, wherein: the adjusting valve core comprises a switching valve core and a water mixing module; the switching valve core is provided with a water inlet and a plurality of water outlets, and the water inlet is communicated with the auxiliary cold water channel; the water mixing module is provided with a plurality of water mixing channels which are communicated with the water outlets in a one-to-one correspondence manner, and the water mixing channels are communicated with the first constant temperature water channel and the second constant temperature water channel.
5. The constant temperature water outlet structure special for the gas water heater as claimed in claim 4, wherein: the water mixing module is provided with a normal pressure water mixing channel and a pressurizing water mixing channel, and the switching valve core is correspondingly provided with two water outlets; an ejector is arranged in the pressurizing water mixing channel to pressurize, and the water inlet end of the ejector is opposite to the water outlet.
6. The constant temperature water outlet structure special for the gas water heater as claimed in claim 4, wherein: the water mixing module is fixed at one end of the switching valve core.
7. The constant temperature water outlet structure special for the gas water heater as claimed in claim 1, wherein: the water diversion valve is also included; the valve body is also provided with an upper water outlet and a lower water outlet, and the water diversion valve is arranged in the second constant-temperature water channel and is connected with the upper water outlet and the lower water outlet.
8. The constant temperature water outlet structure special for the gas water heater as claimed in claim 1, wherein: the constant temperature valve core and the regulating valve core are respectively positioned at two ends of the valve body.
9. The constant temperature water outlet structure special for the gas water heater as claimed in claim 1, wherein: the constant temperature valve core and the adjusting valve core are both provided with a hand wheel.
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| CN201710736182.2A CN107435749B (en) | 2017-08-24 | 2017-08-24 | Dedicated constant temperature of gas heater goes out water structure |
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| CN201710736182.2A CN107435749B (en) | 2017-08-24 | 2017-08-24 | Dedicated constant temperature of gas heater goes out water structure |
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Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110397774B (en) * | 2019-06-13 | 2024-05-03 | 百路达（厦门）工业有限公司 | Valve structure and water heater |
| CN111140676A (en) * | 2020-01-16 | 2020-05-12 | 惠达卫浴股份有限公司 | Constant temperature shower suitable for gas heater |
| CN113237123B (en) * | 2021-01-15 | 2022-11-15 | 徐州甲子太阳能有限公司 | Photovoltaic photo-thermal heating system based on cross-season heat storage |
| CN113080739A (en) * | 2021-03-23 | 2021-07-09 | 九牧厨卫股份有限公司 | Electronic shower and control method thereof |
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| CH549747A (en) * | 1971-03-09 | 1974-05-31 | Trubert Denis | MIXER TAP. |
| CN2264825Y (en) * | 1996-07-26 | 1997-10-15 | 陈志忠 | Automatic thermostatic mixed water valve |
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| CN107435749A (en) | 2017-12-05 |
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