CN216114668U - Split electric water heater - Google Patents
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- CN216114668U CN216114668U CN202122403143.5U CN202122403143U CN216114668U CN 216114668 U CN216114668 U CN 216114668U CN 202122403143 U CN202122403143 U CN 202122403143U CN 216114668 U CN216114668 U CN 216114668U
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Abstract
The utility model relates to a split type electric water heater, which comprises a water heater, a water storage container, a water pump, a first temperature sensor and a control panel, wherein the water storage container is arranged in the water heater; the water heater is internally provided with a heater and a water mixing valve, the heater is communicated with the water mixing valve through a pipeline, the water storage container is communicated with the heater, and the water pump is used for pumping water in the water storage container and conveying the water to an inlet of the heater; the first temperature sensor monitors the hot water inlet temperature of the water mixing valve; the control panel is electrically connected with the water mixing valve, the heater, the heating part, the water pump and the first temperature sensor. The utility model can effectively and quickly output hot water and improve the experience of users.
Description
Technical Field
The utility model relates to a water heater, in particular to a split type electric water heater.
Background
Most water storage formula water heater is bulky in the market, has restricted complete machine mounted position to because bulky, the heating is slow, leads to the user to want to use the hot water the time delay and fail to reach the temperature that the user required, lead to user experience effect poor. Therefore, at present, a split electric water heater is designed to separate heating from water storage, so as to solve the problem of large installation volume, for example, chinese patents with publication numbers CN210070198U and publication dates 2020.2.14: the water outlet mode of the split combined electric water heater is that the heat storage system and cold water are mixed and then heated by the quick heating system, and then water is discharged to a user side. However, if the user does not use the water storage system for a long time, the water in the output pipeline of the heat storage system becomes cold, so that the mixed input of the quick heating system starts to be a section of cold water, the user cannot heat the water in time after the water is boiled, the cold water is output for a section of time, and if the pipeline is longer, the cold water outlet time is longer, the hot water waiting time of the user is also longer, and the experience of the user is poor.
SUMMERY OF THE UTILITY MODEL
The utility model provides a split type electric water heater which can effectively and quickly output hot water and improve the experience of a user.
In order to solve the technical problems, the utility model adopts the technical scheme that:
there is provided a split type electric water heater, comprising:
the water heater is internally provided with a heater and a water mixing valve, a first hot water inlet of the water heater is communicated with an inlet of the heater through a pipeline, an outlet of the heater is communicated with a second hot water inlet of the water mixing valve through a pipeline, a second cold water inlet of the water mixing valve is communicated with a first cold water inlet of the water heater through a pipeline, and a mixing outlet of the water mixing valve is communicated with a water outlet of the water heater through a pipeline;
the water heater comprises a water container, a heating component is arranged in the water container, a hot water opening of the water container is communicated with a first hot water inlet of the water heater through a hot water pipe, and a cold water opening of the water container and the first cold water inlet of the water heater are both communicated with a tap water pipe;
the water pump is used for pumping water in the water storage container and conveying the water to the inlet of the heater through a hot water pipe;
a first temperature sensor installed at a second hot water inlet of the mixing valve;
and the control panel is electrically connected with the water mixing valve, the heater, the heating part, the water pump and the first temperature sensor.
The water container can store hot water in advance through the heating element, when the user does not open the boiling water valve for a long time and uses the water heater, the heater does not open, the water heater, and the water in the hot-water line can become cold, the temperature that first temperature sensor detected the second hot water import department of mixing the water valve this moment is less than the target temperature, then, mix the water valve through control panel control, make mixed export close, make and switch on between second hot water import and the second cold water import, and start the water pump, the water pump makes the water in the water container carry forward through the hot-water line, via the heater, mix the water valve backward flow and come the water pipe, when first temperature sensor detects the temperature and reaches the target temperature, stop the water pump work. When the first temperature sensor detects that the water temperature is lower than the target temperature, the control panel starts the water pump to convey hot water in the water container into the water heater for backflow until the water conveyed by the first temperature sensor reaches the target temperature, the water temperature in the water heater and the water temperature in the water container are kept level constantly through the reciprocating circulation, when a user opens the water opening valve for use, hot water can be discharged from a water outlet of the water heater, and the user does not need to wait.
In one embodiment, a second temperature sensor and a third temperature sensor are further arranged, and the second temperature sensor and the third temperature sensor are both electrically connected with the control panel; the second temperature sensor is installed at a first cold water inlet of the water heater; the third temperature sensor is installed at an inlet of the heater.
In one embodiment, a flow sensor is further arranged, the flow sensor is electrically connected with the control panel, and the flow sensor is installed at the front end of the third temperature sensor.
When opening the outlet valve and using, because the continuous water use, the rate of heating in the water storage courage is not fast enough this moment, flow sensor detects there is the rivers signal to reach the limited flow, and when third temperature sensor detected the temperature and is less than the target temperature, control panel opens the heater and carries out rapid heating, first temperature sensor detected the temperature and than the target temperature who sets for this moment, control panel control mixes the water valve and makes it open the cold water import of second, the cold water inflow of water pipe mixes in the water valve with hot water and mixes, wherein the real-time temperature of second temperature sensor detection cold water, through first temperature sensor, the cooperation regulation and control of second temperature sensor mixes the muddy water proportion of water valve, the water that finally makes the mixed export flow direction delivery port of water valve reaches required temperature.
In one embodiment, the water pump is mounted on the hot water pipe.
In one embodiment, the water pump is installed at the inlet of the heater and is disposed at the front end of the flow sensor.
The water pump mountable is external on the hot-water line, and under certain circumstances, the water pump also can be built-in the water heater to install before flow sensor, can install according to service environment is nimble.
In one embodiment, the heating parts are provided with two groups, and the sum of the maximum powers of the two groups of heating parts or the sum of the maximum powers of the heating parts and the heater is smaller than the rated power of the split electric water heater.
When the heater is not started, the two heating parts are simultaneously started, so that the water in the water container is quickly heated to the target temperature for storage to be used. When the heater is started to heat, one heating part in the water storage container is closed, and only one heating part is kept for heating and maintaining, so that the maximum hot water output at two sides is ensured, and the energy can be effectively saved.
In one embodiment, a temperature detecting tube is arranged in the water container and is electrically connected with the control panel.
In one embodiment, the number of the temperature detection pipes is two, one temperature detection pipe is arranged at the bottom of the inner side of the water container, and the other temperature detection pipe is arranged in the middle of the inner side of the water container.
The temperature detecting pipe is used for detecting the water temperature in the water storage container, when the water temperature in the water storage container is lower than a target temperature, the control panel starts the heating part to heat, and after the water temperature reaches the target temperature, the heating part is stopped, so that the circulation is carried out, and the water temperature in the water storage container is kept constant. Wherein set up two temperature-detecting pipes in the position of difference, for the temperature in the more accurate measurement water storage container, improve the rate of accuracy, avoid the temperature to have great error.
In one embodiment, a first water outlet pipe is arranged in the water container, one end of the first water outlet pipe is connected with the hot water port, and the other end of the first water outlet pipe extends to the top of the inner side of the water container.
After the water in the water storage container is heated, the water with high temperature has lower water density than the water with low temperature, namely the water with high temperature exists in the upper layer of the water storage container, so that the inlet of the first water outlet pipe extends to the top, the water with high temperature can be output preferentially, the heating time of the water heater can be shortened, and the speed of outputting hot water can be effectively improved.
In one embodiment, a second water outlet pipe is arranged in the heater, one end of the second water outlet pipe is connected with an outlet of the heater, and the other end of the second water outlet pipe extends to the top of the inner side of the heater.
After the water in the heater is heated, the water with high temperature has lower density than the water with low temperature, namely, the water with high temperature exists on the upper layer of the heater, so the inlet of the second water outlet pipe extends to the top, the water with high temperature can be output preferentially, the heating time of the heater can be shortened, and the speed of outputting the hot water can be further improved.
Compared with the background technology, the split electric water heater of the utility model has the following beneficial effects:
the water container can store hot water in advance, when in use, the hot water in the water container directly enters the heater of the water heater to be heated, and then is mixed with cold water by the water mixing valve and then is supplied to a user side.
The utility model is provided with the water pump, before the water heater is used, the first temperature sensor detects whether the water temperature is lower than the target temperature as a condition for starting the water pump, hot water in the water storage container is conveyed into the water heater through the water pump to flow back until the water temperature detected by the first temperature sensor reaches the target temperature, and the water temperature in the water heater and the water temperature in the water storage container are kept equal at any time by the reciprocating circulation, so that when a user starts the boiling water valve for use, hot water can be discharged from the water outlet of the water heater, the user does not need to wait, and the experience of the user is improved.
Drawings
FIG. 1 is a schematic structural diagram of a split electric water heater according to the present invention;
in the drawings: the water heater comprises a water heater 1, a first hot water inlet 101, a first cold water inlet 102, a water outlet 103, a heater 2, a water mixing valve 3, a second hot water inlet 301, a second cold water inlet 302, a mixing outlet 303, a water storage container 4, a hot water port 401, a cold water port 402, a heating component 5, a hot water pipe 6, a tap water pipe 7, a water pump 8, a first temperature sensor 9, a second temperature sensor 10, a third temperature sensor 11, a flow sensor 12, a temperature detecting pipe 13, a first water outlet pipe 14 and a second water outlet pipe 15.
Detailed Description
Example 1:
as shown in fig. 1, a split type electric water heater includes:
the water heater 1 is installed indoors, a heater 2 and a water mixing valve 3 are arranged in the water heater 1, a first hot water inlet 101 of the water heater 1 is communicated with an inlet of the heater 2 through a pipeline, an outlet of the heater 2 is communicated with a second hot water inlet 301 of the water mixing valve 3 through a pipeline, a second cold water inlet 302 of the water mixing valve 3 is communicated with a first cold water inlet 102 of the water heater 1 through a pipeline, and a mixing outlet 303 of the water mixing valve 3 is communicated with a water outlet 103 of the water heater 3 through a pipeline;
the water heater comprises a water container 4, wherein the water container 4 is installed outdoors, a heating component 5 is arranged in the water container 4, a hot water port 401 of the water container 4 is communicated with a first hot water inlet 101 of the water heater 1 through a hot water pipe 6, and a cold water port 402 of the water container 4 and a first cold water inlet 102 of the water heater 1 are both communicated with a tap water pipe 7;
the water pump 8 is used for pumping water in the water storage container 4 and conveying the water to the inlet of the heater 2 through the hot water pipe 6;
the first temperature sensor 9, the first temperature sensor 9 is installed at the second hot water inlet 301 of the mixing valve 3;
and a control panel (not shown in the figure), which is electrically connected with the water mixing valve 3, the heater 2, the heating part 5, the water pump 8 and the first temperature sensor 9.
The water storage container 4 can store hot water in advance through the heating part 5, when a user does not open the boiling water valve for a long time to use the water heater 1, the heater 2 is not opened, the water in the water heater 1 and the hot water pipe 6 can be cooled, at the moment, the first temperature sensor 9 detects that the water temperature at the second hot water inlet 301 of the water mixing valve 3 is lower than the target temperature, then, the water mixing valve 3 is controlled through the control panel, the mixing outlet 303 is closed, the second hot water inlet 301 and the second cold water inlet 302 are communicated, the water pump 8 is started, the water in the water storage container 4 is conveyed forwards through the hot water pipe 6 by the water pump 8, the water flows back to the tap water pipe 7 through the water mixing valve 3 and the heater 2, and the water pump 8 stops working when the water temperature detected by the first temperature sensor 9 reaches the target temperature. When the first temperature sensor 9 detects that the water temperature is lower than the target temperature, the control panel starts the water pump 8 to convey the hot water in the water container 4 into the water heater 1 for backflow until the first temperature sensor 9 detects that the conveyed water reaches the target temperature, the water temperature in the water heater 1 and the water temperature in the water container 4 are kept level all the time in the reciprocating circulation mode, when a user opens the water opening valve for use, the hot water can be discharged from the water outlet 103 of the water heater 1, the user does not need to wait, and the user experience can be improved.
In one embodiment, a second temperature sensor 10, a third temperature sensor 11 and a flow sensor 12 are also provided, the second temperature sensor 10 being installed at the first cold water inlet 102 of the water heater 1; the third temperature sensor 11 is installed at the inlet of the heater 2; the flow sensor 12 is installed at the front end of the third temperature sensor 11; the second temperature sensor 10, the third temperature sensor 11 and the flow sensor 12 are all electrically connected with the control panel.
When the water outlet valve is opened for use, the water is continuously discharged for use, at the moment, the heating speed in the water storage container 4 is not high enough, the flow sensor 12 detects that a water flow signal reaches a limited flow, and when the third temperature sensor 11 detects that the water temperature is lower than a target temperature, the control panel starts the heater 2 for rapid heating, at the moment, the first temperature sensor 9 detects that the water temperature is higher than the set target temperature, the control panel controls the water mixing valve 3 to open the second cold water inlet 302, cold water of the tap water pipe 7 flows into the water mixing valve 3 to be mixed with hot water, wherein the second temperature sensor 10 detects the real-time temperature of the cold water, the water mixing proportion of the water mixing valve 3 is regulated and controlled through the matching of the first temperature sensor 9 and the second temperature sensor 10, and finally the water flowing to the water outlet 103 of the mixing valve 3 reaches the required temperature. Through the cooperation of the sensors, the water outlet speed of hot water can be effectively improved, the temperature stability of the outlet water can be maintained, and the experience of a user is improved.
In one embodiment, the water pump 8 can be installed externally on the hot water pipe 6, and in certain cases, the water pump 8 can also be built in the water heater 1 and installed in front of the flow sensor 12, and can be flexibly installed according to the use environment.
In one embodiment, two groups of heating parts 5 are provided, and the sum of the maximum powers of the two groups of heating parts 5, or the sum of the maximum powers of one group of heating parts 5 and the heater 2 is less than the rated power of the split electric water heater. When the heater 2 is not started, the two heating parts 5 are simultaneously started, so that the water in the water container 4 is rapidly heated to the target temperature for storage for use. When the heater 2 is started to heat, one heating part 5 in the water container 4 is closed, and only one heating part 5 is kept for heating and maintaining, so that the maximum hot water output at two sides is ensured, and the energy can be effectively saved.
In one embodiment, two temperature detecting tubes 13 are arranged in the water container 4, one temperature detecting tube 13 is arranged at the bottom of the inner side of the water container 4, the other temperature detecting tube 13 is arranged in the middle of the inner side of the water container 4, and the temperature detecting tubes 13 are electrically connected with the control panel. The temperature detecting pipe 13 is used for detecting the water temperature in the water container 4, when the water temperature in the water container 4 is lower than the target temperature, the control panel starts the heating part 5 to heat, and after the water temperature reaches the target temperature, the heating part 5 is stopped, and the circulation is performed, so that the water temperature in the water container 4 is kept constant. Wherein set up two temperature-detecting pipes 13 in the position of difference, for the temperature in more accurate measurement water storage container 4, improve the rate of accuracy, avoid the temperature to have great error.
In one embodiment, a first water outlet pipe 14 is arranged in the water container 4, one end of the first water outlet pipe 14 is connected with the hot water port 401, and the other end of the first water outlet pipe 14 extends to the top of the inner side of the water container 4. Since the water in the water container 4 is heated and the water with high temperature has lower density than the water with low temperature, that is, the water with high temperature exists in the upper layer of the water container 4, the inlet of the first water outlet pipe 14 is extended to the top, so that the water with high temperature can be output preferentially, the heating time of the water heater 1 can be shortened, and the speed of outputting hot water can be effectively increased.
In one embodiment, a second water outlet pipe 15 is arranged in the heater 2, one end of the second water outlet pipe 15 is connected with an outlet of the heater 2, and the other end of the second water outlet pipe 15 extends to the top of the inner side of the heater 2. Since the water in the heater 2 is heated and the water having a higher temperature has a lower density than the water having a lower temperature, that is, the water having a higher temperature exists in the upper layer of the heater 2, the inlet of the second water outlet pipe 15 is extended to the top, so that the water having a higher temperature can be preferentially output, the heating time of the heater 2 can be shortened, and the speed of outputting the hot water can be further increased.
The use principle of the utility model is as follows:
before the water heater 1 is used, whether the water temperature is lower than a target temperature is detected by the first temperature sensor 9, when the water temperature is lower than the target temperature, the control panel starts the water pump 8 and controls the mixing outlet 303 of the water mixing valve 3 to be closed, so that the second hot water inlet 301 and the second cold water inlet 302 of the water mixing valve 3 are communicated, at the moment, the water pump 8 works, hot water in the water storage tank 4 finally flows back into the tap water pipe 7 through the second cold water inlet 302 after passing through the hot water pipe 6, the heater 2 and the water mixing valve 3, and the operation is repeated until the water temperature detected by the first temperature sensor 9 reaches the target temperature, and the water pump 8 is stopped. The water in the water heater 1 is preheated by the mode, so that the water temperature in the water heater 1 and the water temperature of the water storage container 4 are kept level all the time, when a user opens the boiling water valve for use, hot water can be discharged from the water outlet 103 of the water heater 1, the user does not need to wait, and the experience of the user is improved.
When the water heater 1 is used, the third temperature sensor 9 detects whether the temperature of water flowing into the heater 2 is lower than a target temperature, when the temperature of water reaches the target temperature, the heater 2 is not started, hot water in the water storage tank 4 directly enters the water mixing valve 3 through the hot water pipe 6 and the heater 2, the second cold water inlet 302 of the water mixing valve 3 is closed at the moment, the second hot water inlet 301 is communicated with the mixing outlet 303, and the hot water is directly output from the mixing outlet 303 to the water outlet 103 for a user to use;
because the water is continuously used, at this time, the heating speed in the water storage container 4 is not fast enough, the flow sensor 12 detects that a water flow signal reaches a limited flow, and when the third temperature sensor 11 detects that the water temperature is lower than a target temperature, the control panel starts the heater 2 to rapidly heat, at this time, the first temperature sensor 9 detects that the water temperature is higher than the set target temperature, the control panel controls the water mixing valve 3 to open the second cold water inlet 302, cold water in the tap water pipe 7 flows into the water mixing valve 3 to be mixed with hot water, wherein the second temperature sensor 10 detects the real-time temperature of the cold water, and the water mixing proportion of the water mixing valve 3 is regulated and controlled through the cooperation of the first temperature sensor 9 and the second temperature sensor 10, so that the water flowing from the mixing outlet 303 of the water mixing valve 3 to the water outlet 103 reaches a required temperature.
In one embodiment, the heater 2 can increase the power output controlled by a control component such as a silicon controlled rectifier, or can control the water mixing proportion through the water mixing valve 3, so as to achieve the effect of constant temperature output.
The water heater 1 can be small in size, does not occupy a bathroom, and is convenient for a user to install.
The water mixing valve 3 is integrated in the water heater 1, and the water heater 1 can work independently.
The water heater 1 can be used by users in summer only by starting, and at the moment, the water temperature of tap water is high, so that the tap water can be directly input into the heater 2 for heating and then output without using an external water storage container 4 for heating, and the aim of saving energy can be fulfilled.
The water container 4 of the utility model can store hot water in advance, the hot water of the water container 4 enters the heater 2 of the water heater 1 to heat directly when using, then mix water with cold water in the water mixing valve 3 and then give the user side, under the same using condition, compared with the existing combined electric water heater, the utility model can greatly improve the output speed of the hot water and prolong the using time of the hot water.
The water pump 8 additionally arranged in the utility model can keep the water temperature in the water heater 1 and the water temperature in the water storage container 4 constant through the matching with the temperature sensor, when a user opens the boiling water valve for use, hot water can be discharged from the water outlet 103 of the water heater 1, the user does not need to wait, and the experience of the user is improved.
In the detailed description of the embodiments, various technical features may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.
It should be understood that the above-described embodiments of the present invention are merely examples for clearly illustrating the present invention, and are not intended to limit the embodiments of the present invention. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the claims of the present invention.
Claims (10)
1. A split type electric water heater is characterized in that: the method comprises the following steps:
the water heater comprises a water heater (1), wherein a heater (2) and a water mixing valve (3) are arranged in the water heater (1), a first hot water inlet (101) of the water heater (1) is communicated with an inlet of the heater (2) through a pipeline, an outlet of the heater (2) is communicated with a second hot water inlet (301) of the water mixing valve (3) through a pipeline, a second cold water inlet (302) of the water mixing valve (3) is communicated with the first cold water inlet (102) of the water heater (1) through a pipeline, and a mixing outlet (303) of the water mixing valve (3) is communicated with a water outlet (103) of the water heater (1) through a pipeline;
the water heater comprises a water container (4), wherein a heating component (5) is arranged in the water container (4), a hot water port (401) of the water container (4) is communicated with a first hot water inlet (101) of the water heater (1) through a hot water pipe (6), and a cold water port (402) of the water container (4) and a first cold water inlet (102) of the water heater (1) are both communicated with a tap water pipe (7);
the water pump (8) is used for pumping water in the water storage container (4) and conveying the water to the inlet of the heater (2) through the hot water pipe (6);
a first temperature sensor (9), the first temperature sensor (9) being mounted at a second hot water inlet (301) of the mixing valve (3);
the control panel is electrically connected with the water mixing valve (3), the heater (2), the heating part (5), the water pump (8) and the first temperature sensor (9).
2. The split type electric water heater according to claim 1, wherein: a second temperature sensor (10) and a third temperature sensor (11) are further arranged, and the second temperature sensor (10) and the third temperature sensor (11) are both electrically connected with the control panel; the second temperature sensor (10) is installed at a first cold water inlet (102) of the water heater (1); the third temperature sensor (11) is installed at an inlet of the heater (2).
3. The split type electric water heater according to claim 2, wherein: still be equipped with flow sensor (12), flow sensor (12) with control panel electric connection, flow sensor (12) are installed the front end of third temperature sensor (11).
4. The split type electric water heater according to claim 1, wherein: the water pump (8) is arranged on the hot water pipe (6).
5. The split type electric water heater of claim 3, wherein: the water pump (8) is arranged at the inlet of the heater (2) and is arranged at the front end of the flow sensor (12).
6. The split type electric water heater according to claim 1, wherein: the heating parts (5) are provided with two groups, and the sum of the maximum powers of the two groups of heating parts (5) or the sum of the maximum powers of the heating parts (5) and the heater (2) is smaller than the rated power of the split electric water heater.
7. The split type electric water heater according to claim 1, wherein: a temperature detecting pipe (13) is arranged in the water storage container (4), and the temperature detecting pipe (13) is electrically connected with the control panel.
8. The split electric water heater of claim 7, wherein: the temperature detecting pipes (13) are two, one is arranged at the bottom of the inner side of the water storage container (4), and the other one is arranged at the middle of the inner side of the water storage container (4) and the temperature detecting pipe (13).
9. The split type electric water heater according to claim 1, wherein: a first water outlet pipe (14) is arranged in the water storage container (4), one end of the first water outlet pipe (14) is connected with the hot water port (401), and the other end of the first water outlet pipe (14) extends to the top of the inner side of the water storage container (4).
10. The split type electric water heater according to claim 1, wherein: the heater is characterized in that a second water outlet pipe (15) is arranged in the heater (2), one end of the second water outlet pipe (15) is connected with an outlet of the heater (2), and the other end of the second water outlet pipe (15) extends to the top of the inner side of the heater (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122403143.5U CN216114668U (en) | 2021-09-29 | 2021-09-29 | Split electric water heater |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122403143.5U CN216114668U (en) | 2021-09-29 | 2021-09-29 | Split electric water heater |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216114668U true CN216114668U (en) | 2022-03-22 |
Family
ID=80690623
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122403143.5U Active CN216114668U (en) | 2021-09-29 | 2021-09-29 | Split electric water heater |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216114668U (en) |
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2021
- 2021-09-29 CN CN202122403143.5U patent/CN216114668U/en active Active
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