CN204648636U - The gas heater of built-in buffer tank - Google Patents
The gas heater of built-in buffer tank Download PDFInfo
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- CN204648636U CN204648636U CN201520306947.5U CN201520306947U CN204648636U CN 204648636 U CN204648636 U CN 204648636U CN 201520306947 U CN201520306947 U CN 201520306947U CN 204648636 U CN204648636 U CN 204648636U
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Abstract
A kind of gas heater of built-in buffer tank, comprise heat exchanger, water inlet pipe and outlet pipe, water inlet pipe, outlet pipe are connected to heat exchanger two ends, it is characterized in that: it also comprises bypass pipe, water circulating pump and buffer tank, bypass pipe is in parallel with heat exchanger, the two ends of bypass pipe connect water inlet pipe, outlet pipe respectively, water circulating pump is arranged on water inlet pipe, the input of water circulating pump is near bypass pipe side, recirculated water delivery side of pump is near heat exchanger side, and buffer tank is connected on the outlet pipe between heat exchanger and bypass pipe.Cold water in closed circulation pipeline is carried out circulating-heating by water circulating pump, bypass pipe by the utility model, reaches the effect of start without cold water; Meanwhile, by the buffer tank of stored hot water of connecting on outlet pipe, can the water larger with the design temperature temperature difference in start-up course, the course of work of heat of neutralization hydrophone, thus improve the temperature persistance of complete machine, improve the bath comfort degree of user.
Description
Technical field
The utility model relates to a kind of gas heater of built-in buffer tank.
Background technology
In the prior art, gas heater is be contained in outdoor mostly, have certain distance with water spot to water outlet of water heater end from user, all there is certain cold water before each user uses in water pipe, the cold water that must rack up in water pipe could use water heater hot water out.Moreover, due to the impact of water pressure fluctuations in bathing process, inevitably cause in the fluctuation of leaving water temperature and bathing process and there will be the high phenomenon of water cut-off temperature-rising owing to again starting after the closedown of water heater short time, above series of problems has a strong impact on the bath comfort degree of user.For overcoming these defects, spy develops the gas heater of built-in buffer tank.
Summary of the invention
Technical problem to be solved in the utility model is the gas heater that will provide a kind of built-in buffer tank, and it can cold water in circulating-heating pipeline, also can the water larger with the design temperature temperature difference in start-up course, the course of work of heat of neutralization hydrophone.
The technical scheme that the utility model solves the employing of its technical problem is: it comprises heat exchanger, water inlet pipe and outlet pipe, water inlet pipe, outlet pipe are connected to heat exchanger two ends, in addition, it also comprises bypass pipe, water circulating pump and buffer tank, bypass pipe is in parallel with heat exchanger, the two ends of bypass pipe connect water inlet pipe, outlet pipe respectively, water circulating pump is arranged on water inlet pipe, the input of water circulating pump is near bypass pipe side, recirculated water delivery side of pump is near heat exchanger side, and buffer tank is connected on the outlet pipe between heat exchanger and bypass pipe.Water circulating pump works, and the water in outlet pipe, buffer tank flows to heat exchanger by bypass pipe and water circulating pump, after reheating, is stored in buffer tank, thus user is started shooting can use the hot water of suitable temperature.In addition, the hot water be stored in buffer tank contributes to the fluctuating temperature cushioning the problem initiation such as water pressure fluctuations and water cut-off temperature-rising height.
The technical program also comprises water pump check valve, and water pump check valve and water circulating pump are installed in parallel, and the input of water pump check valve is near bypass pipe side, and the output of water pump check valve is near heat exchanger side.The nozzle sizes of water circulating pump is generally less than normal, the structure that water pump check valve and water circulating pump are installed in parallel, both water circulating pump and water inlet pipe can have been avoided because of nozzle sizes difference to affect the discharge of gas heater, can ensure that again the water in outlet pipe, buffer tank can be delivered to heat exchanger by water circulating pump.
For preventing the cold water in water inlet pipe from directly entering outlet pipe by bypass pipe, described bypass pipe is provided with bypass check valve, and the input of bypass check valve is near outlet pipe side, and the output of bypass check valve is near water inlet pipe side; Or bypass pipe is provided with bypass cutoff valve.
When bypass pipe is provided with bypass cutoff valve, the technical program also comprises return pipe.Return pipe one end is reserved opening, and the other end is connected with bypass pipe or water inlet pipe, is provided with backwater check valve or backwater stop valve between the reserved opening of return pipe and water inlet pipe.Return pipe coordinates with water circulating pump and and can be transported to buffer tank heat exchanger with the water between water spot and gas heater outlet pipe and carry out circulating-heating, reach the effect of insulation hot water, and by hot water storage in the buffer tank that gas heater is built-in, to extend the temperature retention time of hot water, ensure the temperature persistance of gas heater.
Described return pipe is provided with return water temperature probe, and water inlet pipe is provided with inflow temperature probe and water flow sensor, and outlet pipe is provided with leaving water temperature probe.
Described inflow temperature probe and water flow sensor are located on the water inlet pipe between heat exchanger and bypass pipe.Inflow temperature probe and water flow sensor are arranged at this position, both can monitor temperature and the flow of the running water entering water inlet pipe, also can monitor when working from water circulating pump, flow to temperature and the flow of the cold water of water inlet pipe from bypass pipe.
The utility model compares produced beneficial effect with background technology:
Cold water in closed circulation pipeline is carried out circulating-heating by water circulating pump, bypass pipe by the utility model, reaches the effect of start without cold water; Meanwhile, by the buffer tank of stored hot water of connecting on outlet pipe, can the water larger with the design temperature temperature difference in start-up course, the course of work of heat of neutralization hydrophone, thus improve the temperature persistance of complete machine, improve the bath comfort degree of user.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model;
Fig. 2 is another structural representation of the present utility model;
Fig. 3 is the structural representation of the utility model using state.
Detailed description of the invention
As depicted in figs. 1 and 2, the present embodiment comprises heat exchanger 1, water inlet pipe 2, outlet pipe 3, bypass pipe 4, water pump check valve 5, water circulating pump 6 and buffer tank 7.Water inlet pipe 2, outlet pipe 3 are connected to heat exchanger 1 two ends, and bypass pipe 4 is provided with bypass cutoff valve 9.Bypass pipe 4 is in parallel with heat exchanger 1, and the two ends of bypass pipe 4 connect water inlet pipe 2, outlet pipe 3 respectively.Water circulating pump 6 is arranged on water inlet pipe 2, and the input of water circulating pump 6 is near bypass pipe 4 side, and the output of water circulating pump 6 is near heat exchanger 1 side.Water pump check valve 5 and water circulating pump 6 are installed in parallel, and the input of water pump check valve 5 is near bypass pipe 4 side, and the output of water pump check valve 5 is near heat exchanger 1 side.Buffer tank 7 is connected on the outlet pipe 3 between heat exchanger 1 and bypass pipe 4.
The present embodiment also comprises return pipe 10, and return pipe 10 one end is reserved opening, and the other end is connected with bypass pipe or water inlet pipe, is provided with backwater check valve 8 or backwater stop valve (not shown), as shown in Figure 1 or 2 between the reserved opening of return pipe 10 and water inlet pipe 2.Return pipe 10 is provided with return water temperature probe 11, and water inlet pipe 2 is provided with inflow temperature probe 21 and water flow sensor 22, and outlet pipe 3 is provided with leaving water temperature probe 31.Inflow temperature probe 21 and water flow sensor 22 are located on the water inlet pipe 2 between heat exchanger 1 and bypass pipe 4.
The utility model adds bypass pipe 4, return pipe 10, water circulating pump 6 and buffer tank 7 etc. on general gas water heater basis, outlet pipe 3, return pipe 10 form a closed-loop path with water inlet pipe 2 road, outlet pipe 3, bypass pipe 4 form another closed-loop path with water inlet pipe 2 road, the water flow in closed-loop path can be allowed to produce water-flow signal by water circulating pump 6, with gas water heater working, the water in closed-loop path is heated to the temperature of user's setting, when treating the first bathing of user, what flow out from outlet pipe 3 is the hot water heated.And be connected in outlet pipe 3 due to buffer tank 7, the water in buffer tank 7 can in and the hot and cold water that causes of cold water in gas heater start-up course, the water cut-off temperature-rising high-temperature water, the water pressure fluctuations that cause, thus reduce the fluctuation of the temperature difference in bathing process.
The utility model adopts four temp probes to combine with water flow sensor, according to the keying of the Numerical Control water circulating pump 6 of monitoring.As shown in Figure 3, in figure, dotted line represents that return pipe 10 alternative is disconnected or connects, and when water circulating pump 6 works, the utility model has two kinds of circulation patterns, and user can select circulation pattern by the keying controlling bypass cutoff valve 9.Wherein one is Inner eycle pattern, now return pipe 10 is disconnected and is needed to adopt plug to close, bypass cutoff valve 9 is opened, outlet pipe 3 flows to heat exchanger 1 with the water in buffer tank 7 by bypass pipe 4, water pump check valve 5, water circulating pump 6, return outlet pipe 3 and buffer tank 7, so circulate; Another kind is outer circulation pattern, now return pipe 10 needs to connect, and bypass cutoff valve 9 cuts out, and outlet pipe 3 flows to heat exchanger 1 with the water in buffer tank 7 by return pipe 10, water pump check valve 5, water circulating pump 6, return outlet pipe 3 and buffer tank 7, so circulate.
In the utility model, bypass cutoff valve 9 can adopt bypass check valve (not shown) to replace, and bypass check valve is located on bypass pipe 4, and the input of bypass check valve is near outlet pipe 3 side, and the output of bypass check valve is near water inlet pipe 2 side.Now, water heater, without the need to arranging return pipe 10, does not namely possess outer circulation function, and when working to prevent water circulating pump 6, bypass pipe 4 water route and return pipe 10 water route influence each other.
Claims (7)
1. the gas heater of a built-in buffer tank, comprise heat exchanger (1), water inlet pipe (2) and outlet pipe (3), water inlet pipe (2), outlet pipe (3) is connected to heat exchanger (1) two ends, it is characterized in that: it also comprises bypass pipe (4), water circulating pump (6) and buffer tank (7), bypass pipe (4) is in parallel with heat exchanger (1), the two ends of bypass pipe (4) connect water inlet pipe (2) respectively, outlet pipe (3), water circulating pump (6) is arranged on water inlet pipe (2), the input of water circulating pump (6) is near bypass pipe (4) side, the output of water circulating pump (6) is near heat exchanger (1) side, buffer tank (7) is connected on the outlet pipe (3) between heat exchanger (1) and bypass pipe (4).
2. the gas heater of built-in buffer tank according to claim 1, it is characterized in that: it also comprises water pump check valve (5), water pump check valve (5) and water circulating pump (6) are installed in parallel, the input of water pump check valve (5) is near bypass pipe (4) side, and the output of water pump check valve (5) is near heat exchanger (1) side.
3. the gas heater of built-in buffer tank according to claim 1 and 2, it is characterized in that: described bypass pipe (4) is provided with bypass check valve, the input of bypass check valve is near outlet pipe (3) side, and the output of bypass check valve is near water inlet pipe (2) side.
4. the gas heater of built-in buffer tank according to claim 1 and 2, is characterized in that: described bypass pipe (4) is provided with bypass cutoff valve (9).
5. the gas heater of built-in buffer tank according to claim 4, it is characterized in that: described it also comprise return pipe (10), return pipe (10) one end is reserved opening, the other end is connected with bypass pipe or water inlet pipe, is provided with backwater check valve (8) or backwater stop valve between the reserved opening of return pipe (10) and water inlet pipe (2).
6. the gas heater of built-in buffer tank according to claim 5, it is characterized in that: described return pipe (10) is provided with return water temperature probe (11), water inlet pipe (2) is provided with inflow temperature probe (21) and water flow sensor (22), and outlet pipe (3) is provided with leaving water temperature probe (31).
7. the gas heater of built-in buffer tank according to claim 6, is characterized in that: described inflow temperature probe (21) and water flow sensor (22) are located on the water inlet pipe (2) between heat exchanger (1) and bypass pipe (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520306947.5U CN204648636U (en) | 2015-05-14 | 2015-05-14 | The gas heater of built-in buffer tank |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520306947.5U CN204648636U (en) | 2015-05-14 | 2015-05-14 | The gas heater of built-in buffer tank |
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| Publication Number | Publication Date |
|---|---|
| CN204648636U true CN204648636U (en) | 2015-09-16 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201520306947.5U Active CN204648636U (en) | 2015-05-14 | 2015-05-14 | The gas heater of built-in buffer tank |
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| CN (1) | CN204648636U (en) |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105823203A (en) * | 2015-11-25 | 2016-08-03 | 广州帝胜智能科技有限公司 | Split type quick-heating multifunctional water heater |
| CN107490175A (en) * | 2017-08-18 | 2017-12-19 | 郑州朗鑫智能电子科技有限公司 | A kind of Intelligent heating gas heater |
| CN108444094A (en) * | 2018-06-06 | 2018-08-24 | 广东万家乐燃气具有限公司 | A kind of thermostatic type central heater and control method |
| CN109506418A (en) * | 2018-12-24 | 2019-03-22 | 苏州奥德机械有限公司 | A kind of water temperature machine with time pumping function |
| CN110701792A (en) * | 2018-07-09 | 2020-01-17 | 罗卫华 | Gas water heater 'mixed temperature water tank' |
| CN111664573A (en) * | 2020-07-08 | 2020-09-15 | 珠海格力电器股份有限公司 | Anti-freezing control method and device for gas water heater |
| CN111964267A (en) * | 2020-07-09 | 2020-11-20 | 华帝股份有限公司 | Water heater and control method thereof |
| CN113339994A (en) * | 2021-06-15 | 2021-09-03 | 珠海格力电器股份有限公司 | Gas water heater, control method and control device thereof |
| CN114111048A (en) * | 2020-08-31 | 2022-03-01 | 芜湖美的厨卫电器制造有限公司 | Heat exchanger and water heating apparatus |
-
2015
- 2015-05-14 CN CN201520306947.5U patent/CN204648636U/en active Active
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105823203A (en) * | 2015-11-25 | 2016-08-03 | 广州帝胜智能科技有限公司 | Split type quick-heating multifunctional water heater |
| CN107490175A (en) * | 2017-08-18 | 2017-12-19 | 郑州朗鑫智能电子科技有限公司 | A kind of Intelligent heating gas heater |
| CN108444094A (en) * | 2018-06-06 | 2018-08-24 | 广东万家乐燃气具有限公司 | A kind of thermostatic type central heater and control method |
| CN110701792A (en) * | 2018-07-09 | 2020-01-17 | 罗卫华 | Gas water heater 'mixed temperature water tank' |
| CN109506418A (en) * | 2018-12-24 | 2019-03-22 | 苏州奥德机械有限公司 | A kind of water temperature machine with time pumping function |
| CN109506418B (en) * | 2018-12-24 | 2024-02-02 | 苏州奥德高端装备股份有限公司 | Water temperature machine with water back pumping function |
| CN111664573A (en) * | 2020-07-08 | 2020-09-15 | 珠海格力电器股份有限公司 | Anti-freezing control method and device for gas water heater |
| CN111964267A (en) * | 2020-07-09 | 2020-11-20 | 华帝股份有限公司 | Water heater and control method thereof |
| CN111964267B (en) * | 2020-07-09 | 2024-02-23 | 华帝股份有限公司 | Water heater and control method thereof |
| CN114111048A (en) * | 2020-08-31 | 2022-03-01 | 芜湖美的厨卫电器制造有限公司 | Heat exchanger and water heating apparatus |
| CN113339994A (en) * | 2021-06-15 | 2021-09-03 | 珠海格力电器股份有限公司 | Gas water heater, control method and control device thereof |
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