CN110425749A - Constant temperature system and constant temperature control method for gas water heater - Google Patents
Constant temperature system and constant temperature control method for gas water heater Download PDFInfo
- Publication number
- CN110425749A CN110425749A CN201910730013.7A CN201910730013A CN110425749A CN 110425749 A CN110425749 A CN 110425749A CN 201910730013 A CN201910730013 A CN 201910730013A CN 110425749 A CN110425749 A CN 110425749A
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- water
- temperature
- solenoid valve
- pipeline
- cold water
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 270
- 238000000034 method Methods 0.000 title claims abstract description 13
- 230000001351 cycling effect Effects 0.000 claims description 43
- 238000010438 heat treatment Methods 0.000 claims description 16
- 239000002699 waste material Substances 0.000 abstract description 4
- 239000007789 gas Substances 0.000 description 36
- 238000010586 diagram Methods 0.000 description 4
- 239000000567 combustion gas Substances 0.000 description 3
- 238000002485 combustion reaction Methods 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000002351 wastewater Substances 0.000 description 1
Classifications
-
- 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)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Domestic Hot-Water Supply Systems And Details Of Heating Systems (AREA)
Abstract
The invention discloses a constant temperature system and a constant temperature control method of a gas water heater, which comprise a gas water heater body, a cold water pipeline, a hot water pipeline, a water using end, a temperature acquisition unit, an internal circulation unit, an external circulation unit and a controller, wherein one end of the cold water pipeline and one end of the hot water pipeline are both connected with the gas water heater body, the other end of the cold water pipeline and the other end of the hot water pipeline are connected with the water using end, the internal circulation unit is arranged between the cold water pipeline and the hot water pipeline and forms an internal circulation channel together with the cold water pipeline and the hot water pipeline, and the external circulation unit is arranged on the cold water; the temperature acquisition unit acquires the water temperature on the hot water pipeline, and when the water temperature does not reach the target temperature set by a user, the residual water is heated in the inner circulation channel until the water temperature reaches the target temperature; when the water temperature reaches the target temperature, the water flows to a water using end through an external circulation channel for use by a user; by the mode, waste caused by direct outflow from the water using end when the residual water is not heated is avoided, and the user experience is improved.
Description
Technical field
The invention belongs to gas heater technical fields, and in particular to a kind of gas heater constant temperature system and thermostatic control
Method.
Background technique
Gas heater is also known as gas water-heating furnace, refers to using combustion gas as fuel, by combustion heating mode, heat is passed
It is delivered in the cold water for flowing through heat exchanger, to reach a kind of gas appliance for preparing hot water purpose, has a wide range of applications city
, it is a kind of common kitchen appliance.
However, gas heater in booting, exists largely due to gas heater and on the pipeline between water end (W.E.)
Water is remained, therefore needs to remain water before hot water arrival water end (W.E.) and exhausts, and cold and hot fluctuation may occur, in residual water row
Before sky, user needs to wait, and causes that user experience is poor, and the residual water on pipeline is not efficiently used, and is made
At the wasting of resources.
Summary of the invention
In order to solve the problems, such as it is above-mentioned at least one, the present invention provides a kind of gas heater constant temperature system, is adopted by temperature
The data for collecting unit acquisition control the working condition of interior cycling element and outer circulation unit, avoid the waste of residual water in pipeline.
It is a further object of the present invention to provide a kind of gas water heater constant temperature control methods.
The technical scheme adopted by the invention is that
A kind of gas heater constant temperature system, including gas heater ontology, cold water pipes, hot water pipeline, with water end (W.E.), temperature
Spend acquisition unit, interior cycling element, outer circulation unit and controller, one end of the cold water pipes and hot water pipeline with combustion
Gas water heater body connection, the other end connect with water end (W.E.), and the temperature collecting cell is arranged on hot water pipeline, described interior to follow
Ring element is arranged between cold water pipes and hot water pipeline and forms inner cycle channel together, and the outer circulation unit is set
It sets on cold water pipes and hot water pipeline and forms outside the circular channels together;
The water temperature of the controller reception temperature collecting cell acquisition, and according to cycling element in water temperature control and outside
The working condition of cycling element.
Preferably, the outer circulation unit includes the first solenoid valve and second solenoid valve, first solenoid valve and second
Solenoid valve is separately positioned on hot water pipeline and cold water pipes.
Preferably, the interior cycling element includes circulating pump and third solenoid valve, and the circulating pump is arranged in cold water pipes
Positioned at the intrinsic one end of gas heater, the third solenoid valve by pipeline be arranged cold water pipes and hot water pipeline it
Between.
Preferably, first solenoid valve and second solenoid valve are positioned close to one with water end (W.E.) compared to third solenoid valve
Side.
Preferably, the temperature collecting cell includes temperature sensor.
Preferably, the temperature sensor, which is arranged on hot water pipeline and is arranged far from compared to third solenoid valve, uses water
The side at end.
A kind of gas water heater constant temperature control method is applied above-mentioned constant temperature system, is specifically implemented according to the following steps:
S1, opens gas heater, and user sets target temperature;
S2, interior cycling element and outer circulation unit are in closed state, and temperature collecting cell acquires hot water pipeline in real time
On water temperature;
S3, controller according between the water temperature acquired in the target temperature and S2 in S1 relationship control in cycling element and
The working condition of outer circulation unit.
Preferably, controller is controlled according to the relationship between the water temperature acquired in the target temperature and S2 in S1 in the S3
The working condition of interior cycling element and outer circulation unit, specifically:
S31, judges whether the water temperature acquired in real time reaches set target temperature, if then entering S32, otherwise enters
S33;
S32, outer circulation cell operation, water, which flows through outside the circular channels and flow to, uses water end (W.E.);
S33, interior cycling element work, water flow recycle in inner cycle channel and continue heating until acquiring in real time
Water temperature reaches set target temperature.
Preferably, the China and foreign countries S32 cycling element work, water flow through outside the circular channels to use water end (W.E.), specifically:
First solenoid valve and second solenoid valve are opened;
Cold water is all the way through providing cold water with water end (W.E.) at cold water pipes and second solenoid valve arrival water end (W.E.);
Cold water another way successively passes through cold water pipes, gas heater ontology, hot water pipeline and the first solenoid valve and reaches use
To provide hot water with water end (W.E.) at water end (W.E.).
Preferably, interior cycling element work, water flow recycle in inner cycle channel and continue to heat in the S33,
Specifically:
The third solenoid valve is opened, and pump work is recycled, and water flow successively passes through cold water pipes, circulating pump, gas heater
Ontology, hot water pipeline, third solenoid valve and then return to cold water pipes realize circulating-heating.
Compared with prior art, gas heater constant temperature system of the invention when in use, is adopted in real time by temperature collecting cell
Collect the water temperature on hot water pipeline, when the water temperature is not up to target temperature set by user, the work of interior cycling element, at this time due to
Outer circulation unit does not work, therefore remaining water not up to uses water end (W.E.), but heating is until water temperature reaches in inner cycle channel
Target temperature;After water temperature reaches target temperature, interior cycling element is closed, and outer circulation unit is opened, and meets user's requirement at this time
Water flow to water end (W.E.) for users to use by outside the circular channels;Avoid in this way residual water when not heating directly from
It is wasted caused by with water end (W.E.) outflow, improves user experience.
Detailed description of the invention
Fig. 1 is that the embodiment of the present invention 1 provides a kind of structural schematic diagram of gas heater constant temperature system;
Fig. 2 is that the embodiment of the present invention 1 provides a kind of system block diagram of gas heater constant temperature system;
Fig. 3 is the structure when embodiment of the present invention 1 provides a kind of work of gas heater constant temperature system China and foreign countries' cycling element
Schematic diagram;
Fig. 4 is the structure when embodiment of the present invention 1 provides interior cycling element work in a kind of gas heater constant temperature system
Schematic diagram;
Fig. 5 is that the embodiment of the present invention 2 provides a kind of flow chart of gas water heater constant temperature control method.
Specific embodiment
In order to make the objectives, technical solutions, and advantages of the present invention clearer, with reference to the accompanying drawings and embodiments, right
The present invention is further elaborated.It should be appreciated that the specific embodiments described herein are merely illustrative of the present invention, and
It is not used in the restriction present invention.
Embodiment 1
The embodiment of the present invention 1 provides a kind of gas heater constant temperature system, as depicted in figs. 1 and 2, including gas heater
Ontology 1, cold water pipes 2, hot water pipeline 3, with water end (W.E.) 4, temperature collecting cell 5, interior cycling element 6, outer circulation unit 7 and control
One end of device processed, the cold water pipes 2 and hot water pipeline 3 is connect with gas heater ontology 1, and the other end connects with water end (W.E.) 4
It connects, the temperature collecting cell 5 is arranged on hot water pipeline 3, and the interior cycling element 6 is arranged in cold water pipes 2 and hot-water line
Inner cycle channel is formed between road 3 and together, and the outer circulation unit 7 is arranged on cold water pipes 2 and hot water pipeline 3
And outside the circular channels are formed together;
In this way, using the above structure, temperature collecting cell 5 acquires the water temperature on hot water pipeline in real time, and will be collected
Water temperature is transferred to controller, and controller controls the working condition of interior cycling element 6 and outer circulation unit 7, tool according to the water temperature
Body are as follows:
When water temperature collected is not up to target temperature set by user, interior cycling element 6 works, at this time due to following outside
Ring element 7 does not work, therefore remaining water not up to uses water end (W.E.) 4, but heating is until water temperature reaches mesh in inner cycle channel
Mark temperature;After water temperature reaches target temperature, interior cycling element 6 is closed, and outer circulation unit 7 is opened, and meets user's requirement at this time
Water flow to water end (W.E.) 4 for users to use by outside the circular channels;It avoids in this way direct when residual water does not heat
From with water end (W.E.) outflow and caused by waste.
The outer circulation unit 7 includes the first solenoid valve 71 and second solenoid valve 72, first solenoid valve 71 and second
Solenoid valve 72 is separately positioned on hot water pipeline 3 and cold water pipes 2;
In this way, when outer circulation unit 7 is opened: cold water is all the way through cold water pipes 2 and second solenoid valve 72 arrival water end (W.E.) 4
Place is to provide cold water with water end (W.E.) 4;Cold water another way successively passes through cold water pipes 2, gas heater ontology 1, hot water pipeline 3 and
It is to provide hot water with water end (W.E.) 4 at one solenoid valve, 71 arrival water end (W.E.) 4;
Cold water pipes 2, second solenoid valve 72, with water end (W.E.) 4, gas heater ontology 1, hot water pipeline 3, the first solenoid valve 71
Together constitute outside the circular channels.
The interior cycling element 6 includes circulating pump 61 and third solenoid valve 62, and the circulating pump 61 is arranged in cold water pipes 2
One end in gas heater ontology 1, the third solenoid valve 62 are arranged by pipeline in cold water pipes 2 and hot water pipeline
Between 3;
In this way, third solenoid valve 62 is opened when interior cycling element 6 is opened, circulating pump 61 works, and water flow is successively through being subcooled
Waterpipe 2, circulating pump 61, gas heater ontology 1, hot water pipeline 3, third solenoid valve 62 and then to return to cold water pipes 2 real
Existing circulating-heating;
In cold water pipes 2, circulating pump 61, gas heater ontology 1, hot water pipeline 3, third solenoid valve 62 together constitute
Circulation canal.
In addition, in order to avoid interior cycling element 6 and outer circulation unit 7 influence each other, first solenoid valve 71 and second
Solenoid valve 72 is positioned close to the side with water end (W.E.) 4 compared to third solenoid valve 62.
The temperature collecting cell 5 includes temperature sensor.
The temperature sensor is arranged on hot water pipeline 3 and is arranged far from compared to third solenoid valve 62 with water end (W.E.) 4
Side, in this way, avoiding having to open the case where interior cycling element 6 could acquire water temperature on hot water pipeline 3.
The course of work:
Temperature sensor acquires the water temperature on hot water pipeline in real time, and water temperature collected is transferred to controller;
When water temperature collected is not up to target temperature set by user, controller controls interior cycling element 6 and works, such as
Shown in Fig. 4, third solenoid valve 62 is opened, and circulating pump 61 works, and water flow successively passes through cold water pipes 2, circulating pump 61, gas and hot water
It device ontology 1, hot water pipeline 3, third solenoid valve 62 and then returns to cold water pipes 2 and realizes circulating-heating until water collected
Temperature reaches target temperature set by user;
When water temperature collected reaches target temperature set by user, controller controls outer circulation unit 7 and works, and such as schemes
Shown in 3, cold water is all the way through being to provide cold water with water end (W.E.) 4 at cold water pipes 2 and 72 arrival of second solenoid valve water end (W.E.) 4;Cold water is another
All the way successively by being at cold water pipes 2, gas heater ontology 1, hot water pipeline 3 and 71 arrival of the first solenoid valve water end (W.E.) 4
Hot water is provided with water end (W.E.) 4.
The present embodiment acquires the water temperature on hot-water line by temperature sensor, warm according to water temperature collected and at present later
Relationship between degree controls the working condition of interior cycling element and outer circulation unit, when target temperature is not achieved in the collected water temperature of institute
When spending, interior cycling element is opened, water flow in inner cycle channel circulating-heating until water temperature reaches target temperature, later by outer
Circulation canal is flow to water end (W.E.) for users to use;After avoiding used time opening water end (W.E.) in this way, first flow out
It is remaining cold water, not only waste water resource also creates bad experience;
Also, the interior cycling element of the present embodiment and outer circulation unit only leans on solenoid valve it is achieved that structure is simple, at
This is low, easy to spread.
Embodiment 2
The embodiment of the present invention 2 provides a kind of gas water heater constant temperature control method, the constant temperature system of Application Example 1,
As shown in figure 5, being specifically implemented according to the following steps:
S1, opens gas heater, and user sets target temperature;
S2, interior cycling element 6 and outer circulation unit 7 are in closed state, and temperature collecting cell 5 acquires hot-water line in real time
Water temperature on road 3;
S3, controller control interior cycling element 6 according to the relationship between the water temperature acquired in the target temperature and S2 in S1
With the working condition of outer circulation unit 7, specifically:
S31, judges whether the water temperature acquired in real time reaches set target temperature, if then entering S32, otherwise enters
S33;
S32, outer circulation unit 7 work, and water flows through outside the circular channels and flow to water end (W.E.) 4;Specifically:
First solenoid valve 71 and second solenoid valve 72 are opened;Cold water is all the way through cold water pipes 2 and second solenoid valve 72
It is to provide cold water with water end (W.E.) 4 at arrival water end (W.E.) 4;Cold water another way successively passes through cold water pipes 2, gas heater ontology 1, heat
It is to provide hot water with water end (W.E.) 4 at waterpipe 3 and 71 arrival of the first solenoid valve water end (W.E.) 4;
S33, interior cycling element 6 work, and water flow recycles in inner cycle channel and continues heating until acquisition in real time
Water temperature reach set target temperature, specifically:
The third solenoid valve 62 is opened, and circulating pump 61 works, and water flow successively passes through cold water pipes 2, circulating pump 61, combustion gas
Water heater body 1, hot water pipeline 3, third solenoid valve 62 and then return to cold water pipes 2 realize circulating-heating.
The present embodiment passes through the phase interworking between temperature collecting cell, interior cycling element, outer circulation unit and controller
It closes, with water end (W.E.) when using water, first passes around temperature collecting cell acquisition water temperature, controller is according to the water temperature and mesh of acquisition later
The working condition that the relationship between temperature controls interior cycling element and outer circulation unit is marked, interior cycling element may be implemented to residual
The heating of water and avoid it from being flowed directly to water end (W.E.), the residual water after heating can be supplied to water end (W.E.) by outer circulation unit, be led to
Cross this mode avoid residual water when not heating directly from water end (W.E.) outflow and caused by waste, and accomplished zero cold water,
Improve the Experience Degree of user.
The foregoing is only a preferred embodiment of the present invention, but scope of protection of the present invention is not limited thereto,
In the technical scope disclosed by the present invention, any changes or substitutions that can be easily thought of by anyone skilled in the art,
It should be covered by the protection scope of the present invention.Therefore, protection scope of the present invention should be with scope of protection of the claims
Subject to.
Claims (10)
1. a kind of gas heater constant temperature system, which is characterized in that including gas heater ontology (1), cold water pipes (2), heat
Waterpipe (3), with water end (W.E.) (4), temperature collecting cell (5), interior cycling element (6), outer circulation unit (7) and controller, institute
The one end for stating cold water pipes (2) and hot water pipeline (3) is connect with gas heater ontology (1), and the other end connects with water end (W.E.) (4)
It connects, the temperature collecting cell (5) is arranged on hot water pipeline (3), and the interior cycling element (6) is arranged in cold water pipes (2)
Inner cycle channel is formed between hot water pipeline (3) and together, the outer circulation unit (7) is arranged in cold water pipes
(2) and outside the circular channels are formed on hot water pipeline (3) and together;
The controller receives the water temperature of temperature collecting cell (5) acquisition, and according to the water temperature control in cycling element (6) and
The working condition of outer circulation unit (7).
2. a kind of gas heater constant temperature system according to claim 1, which is characterized in that the outer circulation unit (7)
Including the first solenoid valve (71) and second solenoid valve (72), first solenoid valve (71) and second solenoid valve (72) are respectively set
On hot water pipeline (3) and cold water pipes (2).
3. a kind of gas heater constant temperature system according to claim 2, which is characterized in that the interior cycling element (6)
Including circulating pump (61) and third solenoid valve (62), the circulating pump (61), which is arranged, is located at gas heater in cold water pipes (2)
One end in ontology (1), the third solenoid valve (62) are arranged between cold water pipes (2) and hot water pipeline (3) by pipeline.
4. a kind of gas heater constant temperature system according to claim 3, which is characterized in that first solenoid valve (71)
It is positioned close to use the side of water end (W.E.) (4) compared to third solenoid valve (62) with second solenoid valve (72).
5. a kind of gas heater constant temperature system according to claim 1-4, which is characterized in that the temperature is adopted
Collecting unit (5) includes temperature sensor.
6. a kind of gas heater constant temperature system according to claim 5, which is characterized in that the temperature sensor setting
The side with water end (W.E.) (4) is arranged far from hot water pipeline (3) and compared to third solenoid valve (62).
7. a kind of gas water heater constant temperature control method, which is characterized in that it applies constant temperature described in any one of claims 1-6
System is specifically implemented according to the following steps:
S1, opens gas heater, and user sets target temperature;
S2, interior cycling element (6) and outer circulation unit (7) are in closed state, and temperature collecting cell (5) acquires hot water in real time
Water temperature on pipeline (3);
S3, controller according between the water temperature acquired in the target temperature and S2 in S1 relationship control in cycling element (6) and
The working condition of outer circulation unit (7).
8. a kind of gas water heater constant temperature control method according to claim 7, which is characterized in that controller in the S3
Interior cycling element (6) and outer circulation unit (7) are controlled according to the relationship between the water temperature acquired in the target temperature and S2 in S1
Working condition, specifically:
S31, judges whether the water temperature acquired in real time reaches set target temperature, if then entering S32, otherwise enters S33;
S32, outer circulation unit (7) work, water flow through outside the circular channels and flow to water end (W.E.) (4);
S33, interior cycling element (6) work, water flow recycle in inner cycle channel and continue heating until acquiring in real time
Water temperature reaches set target temperature.
9. a kind of gas water heater constant temperature control method according to claim 8, which is characterized in that the China and foreign countries S32 follow
Ring element (7) work, water flow through outside the circular channels to use water end (W.E.) (4), specifically:
First solenoid valve (71) and second solenoid valve (72) are opened;
It is to provide cold water with water end (W.E.) (4) at water end (W.E.) (4) that cold water, which reaches through cold water pipes (2) and second solenoid valve (72) use all the way,;
Cold water another way successively passes through cold water pipes (2), gas heater ontology (1), hot water pipeline (3) and the first solenoid valve
(71) it is to provide hot water with water end (W.E.) (4) at water end (W.E.) (4) that arrival, which is used,.
10. a kind of gas water heater constant temperature control method according to claim 8 or claim 9, which is characterized in that in the S33
Interior cycling element (6) work, water flow recycle in inner cycle channel and continue to heat, specifically:
The third solenoid valve (62) is opened, circulating pump (61) work, water flow successively pass through cold water pipes (2), circulating pump (61),
Gas heater ontology (1), hot water pipeline (3), third solenoid valve (62) and then return to cold water pipes (2) realize circulation plus
Heat.
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CN201910730013.7A CN110425749A (en) | 2019-08-08 | 2019-08-08 | Constant temperature system and constant temperature control method for gas water heater |
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CN201910730013.7A CN110425749A (en) | 2019-08-08 | 2019-08-08 | Constant temperature system and constant temperature control method for gas water heater |
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Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
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CN111219876A (en) * | 2020-02-24 | 2020-06-02 | 甘肃省冬果新能源科技有限公司 | Heat preservation type gas water heater |
CN111396585A (en) * | 2020-03-13 | 2020-07-10 | 陈宗仁 | Valve core, water tap and loop fluid supply system with water tap |
CN112336187A (en) * | 2020-10-23 | 2021-02-09 | 佛山市顺德区美的饮水机制造有限公司 | Method and device for water drinking equipment, storage medium and processor |
CN113983542A (en) * | 2021-12-15 | 2022-01-28 | 浙江省计量科学研究院 | Energy-saving hot water circulating system constructed by double-layer pipes |
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Application publication date: 20191108 |
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