CN203177309U - Central hot water system - Google Patents
Central hot water system Download PDFInfo
- Publication number
- CN203177309U CN203177309U CN 201320058861 CN201320058861U CN203177309U CN 203177309 U CN203177309 U CN 203177309U CN 201320058861 CN201320058861 CN 201320058861 CN 201320058861 U CN201320058861 U CN 201320058861U CN 203177309 U CN203177309 U CN 203177309U
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- Prior art keywords
- water
- heating
- hot
- heater
- water tank
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B30/00—Energy efficient heating, ventilation or air conditioning [HVAC]
- Y02B30/18—Domestic hot-water supply systems using recuperated or waste heat
Abstract
The utility model discloses a central hot water system which comprises a gas water heater, a water storage tank, a heating pipeline, a heating water pump, a circulating pipeline, a circulating water pump and a hot water bypass pipeline. The water storage tank is arranged between the gas water heater and a water consuming terminal. When a small amount of hot water is used, the water heater does not need to be started to heat water. When water is needed, the hot water can be supplied by the water storage tank, and the power pressure of instant heating of the water heater is reduced. The circulating water pump can preheat cold water from the water storage tank to the water consuming terminal, the water consuming terminal is made to be hot once opened, and the waste of water resources is reduced. The heating water pump can preheat the water in the water storage tank, when a great amount of hot water is used, cold water enters the gas water heater through the hot water bypass pipeline, and water enters the water storage tank again after being heated. The heating power of the gas water heater is guaranteed, the problem that water temperature fluctuates when the water is heated instantly is solved at the same time, the starting of the heating water pump is avoided, and the service life of the heating water pump is prolonged.
Description
Technical field
The utility model relates to the fluid heater technical field of being with thermal source, particularly a kind of central hot-water heating system.
Background technology
Raising with modern life level, the quickening of rhythm of life, the requirement of consumer on the bath comfort degree simply gone out hot water and changed into big flow and go out hot water by original, water temperature is constant, the no stand-by period etc., traditional immediately heating water heater water yield is limited by the water heater heating power, with hot water the time, need bleed off the cold water in the pipeline earlier, wait for that hot water also causes water resource waste simultaneously, and water temperature is sometimes hot and sometimes cold easily when change of external conditions, the bath comfort degree is low, though and displacement type water heater has solved the problem of water yield and temperature fluctuation, but because no instant heating function, must heat in advance before using, the stand-by period is very long.
For this reason, a kind of water heater with water tank has been proposed in the industry.The water heater of common band water tank generally all is that water tank is connected with water heater serial or parallel connection form in the market, forms half-volume type water heater or Instant heating type gas heater.
[0004]Though these two kinds of connected modes have all solved the technical problem of a large amount of hot water of supply in the short time, have following shortcoming respectively:
1. when water tank and water heater are connected in series, water after the water heater heating is flowed directly to uses water spot, water temperature fluctuates easily, and water temperature itself is higher in the water tank, when being heated again, temperature rises higher, the easy fouling of water heater, and may scald, and be subjected to this moment water heater to start flow restriction, can not start gas heater during than low discharge, not have hot water to use.2. when water tank and water heater are connected in parallel, water heater only heats the water in the water tank, though can solve the leaving water temperature fluctuation problem this moment, this moment, water heater lost the instant heating function, and the water temperature in water tank is lower, this moment is when needing hot water again, must wait for that water tank heating finishes, when water heater need heat in the hot water use, cold water just was flowed directly to without the water heater heating and uses water spot greatly, cause water heater power maximum not bring into play the temperature rise overlong time.
Summary of the invention
At the defective that exists in the prior art, the purpose of this utility model is to provide a kind of simple in structure, intelligentized central hot-water heating system of operation, realization water tank and the water heater series, parallel method of operation are freely changed, heating advantage in the hope of existing immediately heating water heater, the big flow water outlet of displacement type water heater is arranged again, the advantage that water temperature is constant improves user's bath comfort degree.
For achieving the above object, a kind of central hot-water heating system that the utility model provides comprises: heating source, and water tank, central controller is positioned at heated probe, the magnesium rod of water tank, and the cold water pipe that advances at water source is provided for central hot-water heating system;
Described heating source is connected with water inlet of hot water with the cold water delivery port of water tank by heating pipe line, constitutes heating circuit;
Described water tank by hot water outlet with loop back the mouth of a river and be connected with circulation line, constitute water supply loop;
It is characterized in that: describedly advance cold water pipe and be provided with first triple valve, two other port of this triple valve connects water tank respectively and advances cold water outlet and water heater bypass pipe, and described water heater bypass pipe is connected with heating pipe line by second triple valve.
As with improvement, described water inlet of hot water and hot water outlet all cause the water tank top by skirt.
As with improvement, the temp probe of described water tank is arranged at and loops back between the mouth of a river and the cold water delivery port, and near the water tank bottom.
As with improvement, describedly advance cold water pipe and be provided with water flow sensor.
As with improvement, described heating pipe line is provided with the heating pump that links to each other with central controller, check valve; Described circulation line is provided with water circulating pump, the circulation probe that is connected with central controller, and check valve.
As with improvement, described first triple valve is electric triple valve, and this electricity triple valve is connected with the central controller signal.
As with improvement, described heating source is gas heater, air source water heater, one or more in the electric heater.
As with improvement, the control mode of described central hot-water heating system comprises:
Under water state, the water temperature in detecting water tank is less than start-up temperature, and closed circuit starts;
Under the little state of water consumption, namely the detected temperature of water tank heated probe is greater than design temperature, and this moment, the water temperature of water tank was enough, and cold water directly enters into the water tank bottom, and hot water flows out from the hot water outlet of water tank;
In a large number with under the water state, namely the detected temperature of heated probe is less than design temperature, and cold water is flowed through after the heating source heating, enters water tank.
Compared with prior art, the beneficial effect that brings of the utility model is:
1, by triple valve being set advancing cold water pipe, make that into being connected between the cold water pipe and water tank and gas heater can freely switch, whole central hot-water heating system had both had the instant heating advantage of immediately heating water heater, had big flow water outlet, the constant advantage of water temperature of displacement type water heater again; Significantly reduce user's hot water stand-by period, greatly improve user's bath comfort degree.
2, by the skirt water side of water tank hot water outlet being arranged to be higher than the skirt water side of water inlet of hot water, the time that hot water is shortened in the disturbance of effectively avoiding water tank bottom cold water that the hot water outlet water temperature is brought, and water supply effect is good.
3, be arranged at by the temp probe with water tank and loop back between the mouth of a river and the cold water delivery port, and near the water tank bottom, when guaranteeing heating, the coolant-temperature gage that enters water heater is lower, and the heat utilization efficiency of water heater effectively is provided.
Description of drawings
The central hot-water heating system structural representation that Fig. 1 provides for the utility model;
Description of reference numerals:
1, water circulating pump, 2, circulation probe, 3, check valve, 3-1, check valve, 4, water flow sensing unit, 5, electric T-shaped valve, 6, water tank, 7, heating pump, 8, heated probe, 9, the magnesium rod, 10, central controller, 11, gas heater, 12, water pot cold water pipe, 13, the water heater bypass pipe, 14, heating pipe line, 15, circulation line, 16, advance cold water pipe, 17, the water terminal, 18, triple valve, A, hot water outlet, B, loop back the mouth of a river, C, cold water inlet, D, cold water delivery port; E, water inlet of hot water.
The specific embodiment
Below in conjunction with accompanying drawing, the specific embodiment of a kind of central hot-water heating system that the utility model is provided is described in detail.
Referring to Fig. 1, a kind of central hot-water heating system comprises: gas heater 11, and water tank 6 is positioned at the magnesium rod 9 of water tank 6, and central controller 10 advances cold water pipe 16, water terminal 17, heating pipe line 14, heating pump 7, circulation line 15, water circulating pump 1.Wherein, describedly advance cold water pipe 16 and be provided with water flow sensing unit 4.Described gas heater 11 is connected with water inlet of hot water E mouth with the cold water delivery port D of water tank by heating pipe line 14, constitutes heating circuit, also is provided with heating pump 7 and check valve 3-1 on the described heating pipe line 14.Described circulation line 15 is provided with water circulating pump 1, the circulation probe 2 that is connected with central controller 10, and check valve 3; Described water tank 6 is provided with the hot water outlet A that is connected with circulation line 15 and loops back mouth of a river B, constitutes closed circuit, and described check valve 3 is arranged on water tank and loops back between mouth of a river B and the circulation probe 2.In other embodiments, described gas heater adopts air source water heater or electric heater to substitute, and is not limited to present embodiment
With an important difference of prior art be: be provided with electric T-shaped valve 5 advancing cold water pipe 16, electric T-shaped valve 5 will advance cold water and be divided into two-way, one the tunnel advances to provide cold water for water tank, directly being connected water tank 6 by water pot cold water pipe 12 advances on the cold water outlet C, another road provides the water source for gas heater, is connected on the water inlet of gas heater by water heater bypass pipe 13, triple valve 18; Convenient realization gas heater and being connected between the series, parallel of water tank are freely switched.
Especially, during for the heating of assurance water heater, the coolant-temperature gage that enters water heater is lower, and the heated probe 8 of described water tank 6 is arranged at and loops back between mouth of a river B and the cold water delivery port D, and relatively near the water tank bottom.
Further, the thermal perturbation that hot water outlet is brought for the cold water that reduces water tank 6 bottoms, shorten the time that hot water, described water inlet of hot water E and hot water outlet A cause the top of water tank by skirt, and the skirt water side of hot water outlet A exceeds the skirt water side of water inlet of hot water E.
Particularly, a kind of central hot-water heating system that the utility model provides, its water tank heating work principle is as follows: when water flow sensing unit 4 continuous monitoring results start flow less than gas heater, and heated probe 8 detected temperature are less than design temperature, heating pump 7, gas heater 11 start, whole heating circuit turns round, and reaches until heated probe 8 detected temperature to stop temperature, and heating pump 7 and gas heater 11 are closed down.
Its circulation line preheating operation principle is: when water flow sensing unit 4 does not have signal, and circulation probe 2 detected temperature are less than start-up temperature, heated probe 8 detected temperature during greater than start-up temperature, water circulating pump 1 starts, realize the running in whole circulation loop, until circulation probe 2 detected temperature reach stop temperature or heated probe 8 reach stop temperature after, close down water circulating pump.
A kind of central hot-water heating system that present embodiment provides, by triple valve being set advancing cold water pipe, make that into being connected between the cold water pipe and water tank and gas heater can freely switch, whole central hot-water heating system had both had the instant heating advantage of immediately heating water heater, had big flow water outlet, the constant advantage of water temperature of displacement type water heater again; Significantly reduce user's hot water stand-by period, greatly improve user's bath comfort degree.Simultaneously, by the skirt water side of hot water outlet being arranged to exceed the skirt water side of water inlet of hot water, the time that hot water is shortened in the disturbance of effectively avoiding water tank bottom cold water that the hot water outlet water temperature is brought, and water supply effect is good.In addition, be arranged at by the temp probe with water tank and loop back between the mouth of a river and the cold water delivery port, and near the water tank bottom, when guaranteeing heating, the coolant-temperature gage that enters water heater is lower, and the heat utilization efficiency of water heater effectively is provided.
During concrete work: under water state, water temperature in detecting water tank is less than start-up temperature, and when water tank need heat, gas heater was by heating pipe line and heating pump and water tank formation closed circuit, water tank is heated, guarantee temperature constant in the water tank.
Under the little state of water consumption, when the detected temperature of water tank heated probe greater than design temperature, when the water temperature of water tank is enough at this moment, the advance cold water outlet of cold water through advancing cold water pipe, water pot cold water pipe, water tank directly enters into the water tank bottom, hot water flows out from the hot water outlet of water tank, directly uses for the user.Especially, in the water use, also can use the auxiliary heating of gas heater, when the detected discharge of water flow sensing unit starts flow greater than gas heater, and the detected temperatures of heated probe is during less than design temperature, the electric three passes valve events, cold water through advance cold water pipe, the water heater bypass pipe enters gas heater, under tap water pressure, gas heater starts heating, hot water flow in the water tank through water inlet of hot water and cushions, and the hot water after the buffering flows out by hot water outlet; Continue to detect the temperature of heated probe, arrival stops the temperature water heater and then stops heating, and heating pump is also closed.When water temperature when also no show stops temperature, the cycle criterion of ingoing stream amount is when the detected discharge of water flow sensing unit starts flow greater than gas heater, water heater starts, triple valve switches to the water heater bypass pipe, and heating pump is closed, and continues to judge whether to arrive to stop temperature.
A large amount of water states of using, be that the detected temperature of heated probe is less than design temperature, and the detected discharge of water flow sensing unit starts flow greater than gas heater, the electric three passes valve events, cold water flows to the water heater bypass pipe, under tap water pressure, gas heater starts heating, hot water flow in the water tank through water inlet of hot water and cushions, thoroughly eliminate temperature fluctuation, at this moment, gas heater and water tank are connected in series, and reach until heated probe to stop heating after stopping temperature, avoid the startup of heating pump, improved heating pump service life.
Above-mentioned specification and specific embodiment do not constitute any restriction to the utility model; the specific embodiment that discloses and describe above the utility model is not limited to; under the enlightenment of the utility model essence; to modifications more of the present utility model and distortion, also should fall in the claim protection domain of the present utility model.
Claims (7)
1. central hot-water heating system comprises: heating source, and water tank, central controller is positioned at heated probe, the magnesium rod of water tank, and the cold water pipe that advances at water source is provided for central hot-water heating system;
Described heating source is connected with water inlet of hot water with the cold water delivery port of water tank by heating pipe line, constitutes heating circuit;
Described water tank by hot water outlet with loop back the mouth of a river and be connected with circulation line, constitute water supply loop;
It is characterized in that: describedly advance cold water pipe and be provided with first triple valve, two other port of this triple valve connects water tank respectively and advances cold water outlet and water heater bypass pipe, and described water heater bypass pipe is connected with heating pipe line by second triple valve.
2. a kind of central hot-water heating system according to claim 1 is characterized in that described water inlet of hot water and hot water outlet all cause the water tank top by skirt.
3. a kind of central hot-water heating system according to claim 1 is characterized in that, the temp probe of described water tank is arranged at and loops back between the mouth of a river and the cold water delivery port, and near the water tank bottom.
4. a kind of central hot-water heating system according to claim 1 is characterized in that, describedly advances cold water pipe and is provided with water flow sensor.
5. a kind of central hot-water heating system according to claim 1 is characterized in that described heating pipe line is provided with the heating pump that links to each other with central controller, check valve; Described circulation line is provided with water circulating pump, the circulation probe that is connected with central controller, and check valve.
6. a kind of central hot-water heating system according to claim 1 is characterized in that, described first triple valve is electric triple valve, and this electricity triple valve is connected with the central controller signal.
7. a kind of central hot-water heating system according to claim 1 is characterized in that, described heating source is gas heater, air source water heater, one or more in the electric heater.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320058861 CN203177309U (en) | 2013-02-02 | 2013-02-02 | Central hot water system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320058861 CN203177309U (en) | 2013-02-02 | 2013-02-02 | Central hot water system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203177309U true CN203177309U (en) | 2013-09-04 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320058861 Expired - Lifetime CN203177309U (en) | 2013-02-02 | 2013-02-02 | Central hot water system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203177309U (en) |
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104236102A (en) * | 2014-09-29 | 2014-12-24 | 芜湖美的厨卫电器制造有限公司 | Water supply system |
| CN104390252A (en) * | 2014-10-10 | 2015-03-04 | 杨志坚 | Hot water circulating system of wall-hanging boiler |
| CN104913508A (en) * | 2015-06-09 | 2015-09-16 | 广东万家乐燃气具有限公司 | Thermostat of gas water heater and constant-temperature water drainage control method |
| CN106152488A (en) * | 2016-08-24 | 2016-11-23 | 益阳玛山产业机械有限公司 | Two-chamber replaces heated type constant-temperature hot water supply unit |
| CN107763711A (en) * | 2016-08-23 | 2018-03-06 | 江苏迈能高科技有限公司 | A kind of water tank heating system |
| CN108458487A (en) * | 2018-04-23 | 2018-08-28 | 江苏迈能高科技有限公司 | A kind of intelligent hot water circulator and system and its control method |
| CN108548208A (en) * | 2018-03-22 | 2018-09-18 | 江苏迈能高科技有限公司 | A kind of hot water cyclesystem and control method |
| CN108662781A (en) * | 2018-05-16 | 2018-10-16 | 江苏迈能高科技有限公司 | A kind of intelligent hot water circulatory system and its control method |
| JP2020016359A (en) * | 2018-07-24 | 2020-01-30 | パーパス株式会社 | Pump unit and hot water supply system |
| CN112128965A (en) * | 2020-05-25 | 2020-12-25 | 珠海斯万热能科技有限公司 | Commercial gas-electricity hybrid water heater and use method thereof |
-
2013
- 2013-02-02 CN CN 201320058861 patent/CN203177309U/en not_active Expired - Lifetime
Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104236102A (en) * | 2014-09-29 | 2014-12-24 | 芜湖美的厨卫电器制造有限公司 | Water supply system |
| CN104390252A (en) * | 2014-10-10 | 2015-03-04 | 杨志坚 | Hot water circulating system of wall-hanging boiler |
| CN104913508A (en) * | 2015-06-09 | 2015-09-16 | 广东万家乐燃气具有限公司 | Thermostat of gas water heater and constant-temperature water drainage control method |
| CN107763711A (en) * | 2016-08-23 | 2018-03-06 | 江苏迈能高科技有限公司 | A kind of water tank heating system |
| CN106152488A (en) * | 2016-08-24 | 2016-11-23 | 益阳玛山产业机械有限公司 | Two-chamber replaces heated type constant-temperature hot water supply unit |
| CN108548208A (en) * | 2018-03-22 | 2018-09-18 | 江苏迈能高科技有限公司 | A kind of hot water cyclesystem and control method |
| CN108548208B (en) * | 2018-03-22 | 2023-09-12 | 江苏迈能高科技有限公司 | Hot water circulation system and control method |
| CN108458487A (en) * | 2018-04-23 | 2018-08-28 | 江苏迈能高科技有限公司 | A kind of intelligent hot water circulator and system and its control method |
| CN108458487B (en) * | 2018-04-23 | 2023-09-12 | 江苏迈能高科技有限公司 | Intelligent hot water circulation device and system and control method thereof |
| CN108662781A (en) * | 2018-05-16 | 2018-10-16 | 江苏迈能高科技有限公司 | A kind of intelligent hot water circulatory system and its control method |
| JP2020016359A (en) * | 2018-07-24 | 2020-01-30 | パーパス株式会社 | Pump unit and hot water supply system |
| JP7097060B2 (en) | 2018-07-24 | 2022-07-07 | パーパス株式会社 | Pump unit and hot water supply system |
| CN112128965A (en) * | 2020-05-25 | 2020-12-25 | 珠海斯万热能科技有限公司 | Commercial gas-electricity hybrid water heater and use method thereof |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130904 |