CN212378074U - Zero cold water waterway system - Google Patents
Zero cold water waterway system Download PDFInfo
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- CN212378074U CN212378074U CN202020700311.XU CN202020700311U CN212378074U CN 212378074 U CN212378074 U CN 212378074U CN 202020700311 U CN202020700311 U CN 202020700311U CN 212378074 U CN212378074 U CN 212378074U
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Abstract
The utility model aims at providing a reasonable in design, energy utilization rate are high and can realize the zero cold water effect and have the zero cold water waterway system of heating ability concurrently. The utility model discloses a heater, heat exchanger and heating system, heater connection has inlet tube and outlet pipe, be equipped with first pipeline and second pipeline in the heat exchanger, heating system is connected with warm water pipe and cold water pipe, inlet tube and warm water pipe pass through left tee bend and first pipe connection, outlet pipe and cold water pipe pass through right tee bend and first pipe connection, be equipped with circulating water pump one on the inlet tube, the left end and the right-hand member of second pipeline are connected with the circulating line and the water pipe that are linked together respectively, last useful water pipeline and the check valve of being connected of circulating line, connect the water device with the water pipeline, the check valve is used for restricting circulating line's flow direction, be provided with circulating water pump two on the water pipe, circulating water pump two is located between the tie point of second pipeline and circulating line and water pipe. The utility model discloses can be applied to heating system's technical field.
Description
Technical Field
The utility model relates to a heating system's technical field, in particular to zero cold water waterway system.
Background
The hot water is inevitably used in the household life, and in the existing waterway system, when the hot water is needed, the cold water in the pipeline is usually discharged firstly, and then the hot water is available, so that the resource waste is inevitably caused, the condition of opening the pipeline, namely the hot water is not realized, and the use experience of a user is not facilitated. Therefore, zero-cold-water hot water systems are produced at present, and a common zero-cold-water hot water system adopts a preheating circulation mode to realize that hot water is immediately started and discharged, so that the problem of cold water is solved, however, the existing zero-cold-water hot water system is usually used for bathing and is less applied to other ways.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that overcome prior art not enough, provide a reasonable in design, can realize zero cold water effect and can have the zero cold water route system of heating ability concurrently.
The utility model adopts the technical proposal that: the utility model comprises a heater, a heat exchanger and a heating device, wherein the heater is connected with a water inlet pipe and a water outlet pipe, a first pipeline is arranged in the heat exchanger, the heating device is connected with a warm water pipe and a cold water pipe, the water inlet pipe and the warm water pipe are connected with the first pipeline through a left tee joint, the water outlet pipe and the cold water pipe are connected with the first pipeline through a right tee joint, a first circulating water pump is arranged on the water inlet pipe, a second pipeline is also arranged in the heat exchanger, the left end of the second pipeline is connected with a circulating pipeline, the right end of the second pipeline is connected with a tap water pipe, the circulating pipeline is connected with the tap water pipe, a water pipeline and a check valve are connected on the circulating pipeline, the water pipeline is connected with a water device, the check valve is positioned between the water pipeline and the connecting point of the circulating pipeline and the tap, and a second circulating water pump is arranged on the tap water pipe and is positioned between the second pipeline and a connection point of the circulating pipeline and the tap water pipe.
Furthermore, a cold water pipe is connected to the tap water pipe in parallel, and the cold water pipe is connected with the water using pipeline through a water mixing valve.
The water heater further comprises a control module, the heater and the second circulating water pump are in electric signal connection with the control module, a flow sensing device is arranged on the tap water pipe and is located between the second circulating water pump and a connection point of the circulating pipeline and the tap water pipe, and the flow sensing device is in electric signal connection with the control module.
Furthermore, a temperature sensing probe is arranged on the circulating pipeline and is in electrical signal connection with the control module, and the temperature sensing probe is also arranged on the pipeline between the second circulating water pump and the heat exchanger.
Furthermore, a supplement water pipe is connected to the cold water pipe, a water injection valve is further arranged on the tap water pipe, and the supplement water pipe is connected with the water injection valve.
Further, the temperature sensing probe is an NTC temperature sensing probe.
Further, the heat exchanger is a plate heat exchanger.
Further, the heating device is a floor heating device or a radiator.
Further, the heater is a wall-hanging stove.
Further, the second circulating water pump is a variable frequency water pump.
The utility model has the advantages that: in the utility model, the heater, the water inlet pipe, the water outlet pipe and the first pipeline form a heating circulation water path, the first circulating water pump provides circulation flow power to realize the flow of water, the heater heats the heating circulation water path, and the heating device is connected into the heating circulation water path through the warm water pipe and the cold water pipe, thereby obtaining the heating function; the second pipeline, the circulating pipeline and the tap water pipe form a water circulating water path (the tap water pipe is connected with the circulating pipeline and does not influence circulation, because when the internal pressure of the water path is balanced and the water quantity is unchanged, the flowing direction of the water is the second pipeline-the circulating pipeline-the tap water pipe (the rear half part connected with the circulating pipeline) -the second pipeline, only when the water using device is opened, the tap water pipe can inject water to supplement the water quantity), the circulating water pump II provides circulating flowing power to realize the flowing of the water, the water circulating water path realizes heating through the heat exchange effect of the heat exchanger, and the water using device is connected on the circulating pipeline through the water using pipeline, so that the instant heating of the water using can be realized, and the zero cold water effect can be realized; because the one-way valve is arranged between the circulating pipeline and the tap water pipe, tap water does not directly flow to the water using device through the circulating pipeline but flows to the water using device after being heated by the heat exchanger when water is used; therefore, the utility model relates to a rationally, not only realize zero cold water effect, still insert heating system and realize the heating ability, improved energy utilization.
Drawings
FIG. 1 is a schematic block diagram of the present invention;
fig. 2 is a schematic perspective view of a part of the structure of the present invention.
Detailed Description
As shown in fig. 1 and fig. 2, in this embodiment, the present invention includes a heater 1, a heat exchanger 2 and a heating device 3, the heater 1 is connected to a water inlet pipe 11 and a water outlet pipe 12, a first pipeline 21 is disposed in the heat exchanger 2, the heating device 3 is connected to a warm water pipe 31 and a cold water pipe 32, the water inlet pipe 11 and the warm water pipe 31 are connected to the first pipeline 21 through a left tee joint 4, the water outlet pipe 12 and the cold water pipe 32 are connected to the first pipeline 21 through a right tee joint 5, a first circulation water pump 13 is disposed on the water inlet pipe 11, a second pipeline 22 is further disposed in the heat exchanger 2, a circulation pipeline 6 is connected to a left end of the second pipeline 22, a tap water pipe 7 is connected to a right end of the second pipeline 22, the circulation pipeline 6 is connected to the tap water pipe 7, a service water pipeline 61 and a one-way valve 62 are connected to the circulation, the water using pipe 61 is connected with a water using device 60, the one-way valve 62 is positioned between the water using pipe 61 and a connection point of the circulating pipe 6 and the tap water pipe 7, the tap water pipe 7 is provided with a second circulating water pump 71, and the second circulating water pump 71 is positioned between the second pipe 22 and a connection point of the circulating pipe 6 and the tap water pipe 7.
In the above, the heater 1 is a heat source of the whole system, and is used for heating water in the pipeline; the heat exchanger 2 is used for exchanging heat energy, a heating circulating water path is formed by the water inlet pipe 11, the water outlet pipe 12 and the first pipeline 21 and the heater 1, and the second pipeline 22 can absorb the heat energy of the first pipeline 21 through the heat exchanger 2; the heating device 3 is connected with a heating circulating water path through the warm water pipe 31 and the cold water pipe 32, so that heat energy is obtained to realize a heating effect; the left tee joint 4 and the right tee joint 5 are used for connecting pipelines, and the first circulating water pump 13 is used for providing power for water flow in the pipelines; the second pipeline 22, the circulating pipeline 6 and the tap water pipe 7 form a second heating circulating water path, the heat exchanger 2 converts the heat energy of the first pipeline 21 into the second pipeline 22 and circulates in the second heating circulating water path, and the water using device 60 is connected to the circulating pipeline 6 through the water using pipeline 61, so that the instant heating effect is realized; the running water pipe 7 is connected with the circulating pipeline 6, the circulation is not affected, when the internal pressure of the water path is balanced and the water amount is not changed, the flowing direction of the water is as follows under the action of the second circulating water pump 71: second pipe 22-circulation pipe 6-tap water pipe 7 (the latter half connected to circulation pipe 6) -second pipe 22; the check valve 62 can prevent the tap water in the tap water pipe 7 from being directly injected when the water using device 60 uses water, i.e. ensure that the water used by the water using device 60 flows out after being heated by the second pipeline 22. As can be seen from the above description, in the present invention, the heater 1, the water inlet pipe 11, the water outlet pipe 12 and the first pipeline 21 form a heating circulation water path, the circulation water pump 12 provides circulation flow power to realize water flow, the heater 1 heats the heating circulation water path, and the heating device 3 is connected to the heating circulation water path through the warm water pipe 31 and the cold water pipe 32, so as to obtain a heating function; the second pipeline 22, the circulating pipeline 6 and the tap water pipe 7 form a second heating circulating water path, the circulating water pump 71 provides circulating flowing power to realize water flowing, the second heating circulating water path realizes heating through the heat exchange effect of the heat exchanger 2, and the water using device 60 is connected to the circulating pipeline 6 through the water using pipeline 61, so that the water using device can realize instant heating and zero cold water effect; because the one-way valve 62 is arranged between the circulating pipeline 6 and the tap water pipe 7, tap water does not directly flow to the water using device 60 through the circulating pipeline 6 when water is used, but flows to the water using device 60 after being heated by the heat exchanger 2; therefore, the utility model relates to a rationally, not only realize zero cold water effect, still insert heating system 3 realizes the heating capacity, has improved energy utilization.
In the present embodiment, a cold water pipe 72 is connected in parallel to the water supply pipe 7, and the cold water pipe 72 is connected to the water supply pipe 61 through a water mixing valve 73. The water mixing valve 73 is disposed on the water using pipe 61, the cold water pipe 72 is connected to the water mixing valve 73 and the tap water pipe 7, and when the water mixing valve 73 is used, the incoming water of the used water can be controlled, so that the water flowing through the second pipe 22 can be simply used, the tap water flowing through the cold water pipe 72 can be simply used, or the water and the tap water can be mixed for use.
In this embodiment, the water heater further comprises a control module 8, the heater 1 and the second circulating water pump 71 are both in electrical signal connection with the control module 8, a flow sensing device 74 is arranged on the tap water pipe 7, the flow sensing device 74 is located between the second circulating water pump 71 and a connection point of the circulating pipeline 6 and the tap water pipe 7, and the flow sensing device 74 is in electrical signal connection with the control module 8. The control module 8 can control the heater 1 and the second circulating water pump 71, the heater 1 and the second circulating water pump 71 can be started according to actual needs, the flow sensing device 74 is used for monitoring the water flow of the tap water pipe 7, when the water flow of the tap water pipe 7 is not large enough, the flow sensing device 74 feeds information back to the control module 8, and the control module 8 controls the second circulating water pump 71 to increase power and improve the flow.
In this embodiment, the circulation pipe 6 is provided with a temperature sensing probe 63, the temperature sensing probe 63 is electrically connected to the control module 8, and the pipe between the second circulation water pump 71 and the heat exchanger 2 is also provided with the temperature sensing probe 63. The temperature sensing probe 63 is used for monitoring the temperature of the water flow in the circulating pipeline 6, when the temperature in the circulating pipeline 6 is not high enough, the temperature sensing probe 63 feeds back information to the control module 8, and the control module 8 controls the heater 1 to increase power; when the temperature in the circulating pipeline 6 reaches the set temperature, the control module 8 controls the heater 1 to be turned off.
In this embodiment, the cold water pipe 32 is connected to a supplement water pipe 33, the tap water pipe 7 is further provided with a water injection valve 75, and the supplement water pipe 33 is connected to the water injection valve 75. The water supply pipe 33 is connected to the tap water pipe 7 through the water supply valve 75 and to the cold water pipe 32, and a circulation water path formed by the water inlet pipe 11, the water outlet pipe 12, the first pipe 21, the heater 1, the heat exchanger 2, the heating apparatus 3, the warm water pipe 31, and the cold water pipe 32 is supplemented with water through the water supply pipe 33 and the water supply valve 75, so as to ensure sufficient water flow in the circulation water path.
In the present embodiment, the temperature sensing probe 63 is an NTC temperature sensing probe.
In the present embodiment, the heat exchanger 2 is a plate heat exchanger.
In this embodiment, the heating device 3 is a floor heating device or a radiator.
In the present embodiment, the heater 1 is a wall-hanging stove.
In this embodiment, the second circulation water pump 71 is a variable frequency water pump.
The utility model discloses a theory of operation is: when the water heater is used, the heater 1 heats water flowing through the heater 1, the heated water flows to the first pipeline 21 and the warm water pipe 31 through the water outlet pipe 12, the first pipeline 21 converts heat to the second pipeline 22 through the heat exchanger 2, the warm water pipe 31 provides heat to the heating device 3 to realize heating, and the water after heat conversion flows to the water inlet pipe 11 through the first pipeline 21 and the cold water pipe 32 to realize water return and complete one-time circulation; the water flow in the second pipeline 22 absorbs heat, and then flows in the circulation pipeline 6 and the tap water pipe 7 in a circulation mode and continuously absorbs heat in the flowing process, so that the water using device 60 is heated when being used, and a zero cold water effect is realized.
Claims (10)
1. Zero cold water waterway system, its characterized in that: the water heater comprises a heater (1), a heat exchanger (2) and a heating device (3), wherein the heater (1) is connected with a water inlet pipe (11) and a water outlet pipe (12), a first pipeline (21) is arranged in the heat exchanger (2), the heating device (3) is connected with a warm water pipe (31) and a cold water pipe (32), the water inlet pipe (11) and the warm water pipe (31) are connected with the first pipeline (21) through a left tee joint (4), the water outlet pipe (12) and the cold water pipe (32) are connected with the first pipeline (21) through a right tee joint (5), a first circulating water pump (13) is arranged on the water inlet pipe (11), a second pipeline (22) is further arranged in the heat exchanger (2), the left end of the second pipeline (22) is connected with a circulating pipeline (6), the right end of the second pipeline (22) is connected with a tap water pipe (7), and the circulating pipeline (6) is connected with the tap water pipe (7), a water using pipeline (61) and a one-way valve (62) are connected to the circulating pipeline (6), a water using device (60) is connected to the water using pipeline (61), the one-way valve (62) is located between the water using pipeline (61) and a connection point of the circulating pipeline (6) and the tap water pipe (7), a second circulating water pump (71) is arranged on the tap water pipe (7), and the second circulating water pump (71) is located between the second pipeline (22) and a connection point of the circulating pipeline (6) and the tap water pipe (7).
2. The zero cold water waterway system of claim 1, wherein: the tap water pipe (7) is connected with a cold water pipe (72) in parallel, and the cold water pipe (72) is connected with the water using pipe (61) through a water mixing valve (73).
3. The zero cold water waterway system of claim 1, wherein: the water heater is characterized by further comprising a control module (8), the heater (1) and the second circulating water pump (71) are in electric signal connection with the control module (8), a flow sensing device (74) is arranged on the tap water pipe (7), the flow sensing device (74) is located between the second circulating water pump (71) and a connection point of the circulating pipeline (6) and the tap water pipe (7), and the flow sensing device (74) is in electric signal connection with the control module (8).
4. The zero cold water waterway system of claim 3, wherein: the circulating pipeline (6) is provided with a temperature sensing probe (63), the temperature sensing probe (63) is in electrical signal connection with the control module (8), and the pipeline between the second circulating water pump (71) and the heat exchanger (2) is also provided with the temperature sensing probe (63).
5. The zero cold water waterway system of claim 2, wherein: the cold water pipe (32) is connected with a supplement water pipe (33), the tap water pipe (7) is further provided with a water injection valve (75), and the supplement water pipe (33) is connected with the water injection valve (75).
6. The zero cold water waterway system of claim 4, wherein: the temperature sensing probe (63) is an NTC temperature sensing probe.
7. The zero cold water waterway system of claim 1, wherein: the heat exchanger (2) is a plate heat exchanger.
8. The zero cold water waterway system of claim 1, wherein: the heating device (3) is a floor heating device or a radiator.
9. The zero cold water waterway system of claim 1, wherein: the heater (1) is a wall-mounted furnace.
10. The zero cold water waterway system of claim 1, wherein: and the second circulating water pump (71) is a variable frequency water pump.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020700311.XU CN212378074U (en) | 2020-04-30 | 2020-04-30 | Zero cold water waterway system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020700311.XU CN212378074U (en) | 2020-04-30 | 2020-04-30 | Zero cold water waterway system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212378074U true CN212378074U (en) | 2021-01-19 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020700311.XU Active CN212378074U (en) | 2020-04-30 | 2020-04-30 | Zero cold water waterway system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212378074U (en) |
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2020
- 2020-04-30 CN CN202020700311.XU patent/CN212378074U/en active Active
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