CN216114671U - Constant temperature water heater - Google Patents
Constant temperature water heater Download PDFInfo
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- CN216114671U CN216114671U CN202122737122.7U CN202122737122U CN216114671U CN 216114671 U CN216114671 U CN 216114671U CN 202122737122 U CN202122737122 U CN 202122737122U CN 216114671 U CN216114671 U CN 216114671U
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Abstract
The utility model provides a constant temperature water heater, relating to the technical field of water heaters, comprising: the water mixing device comprises a water inlet, a water mixing pipe, a hot water pipe, a water valve and a water outlet; the water inlet end of the water mixing pipe and the water inlet end of the hot water pipe are respectively communicated with the water inlet in a fluid mode, and the water outlet end of the water mixing pipe and the water outlet end of the hot water pipe are respectively communicated with the water outlet in a fluid mode; the water valve is installed in mixing the water pipe. The constant temperature water heater provided by the utility model can adjust the cold water entering the water mixing pipe through the water valve, so as to change the mixing proportion of the cold water and the hot water in the water mixing pipe, and can keep the temperature of the water discharged from the water outlet constant.
Description
Technical Field
The utility model relates to the technical field of water heaters, in particular to a constant-temperature water heater.
Background
The gas water heater usually adopts a stepping motor as a driving device for adjusting water inflow, but the response speed of the stepping motor is slow, so that the water temperature change caused by water fluctuation cannot be responded in time, and further the water temperature adjustment cannot be realized quickly and correspondingly. In addition, the temperature of the inlet water is high in summer, and the problem that the water temperature is overheated due to the fact that the gas water heater continuously heats under the condition that the water consumption of a user is low is solved. After water is shut off, the temperature of water in the water heater is continuously increased, and if water is reused in a short time, the water temperature at the initial stage is higher.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a constant-temperature water heater to solve the technical problem that the water outlet temperature of the water heater in the prior art is suddenly cold and hot.
In a first aspect, the present invention provides a constant temperature water heater comprising: the water mixing device comprises a water inlet, a water mixing pipe, a hot water pipe, a water valve and a water outlet;
the water inlet end of the water mixing pipe and the water inlet end of the hot water pipe are respectively communicated with the water inlet in a fluid mode, and the water outlet end of the water mixing pipe and the water outlet end of the hot water pipe are respectively communicated with the water outlet in a fluid mode;
the water valve is installed in the water mixing pipe.
With reference to the first aspect, the present invention provides a first possible implementation manner of the first aspect, wherein a water quantity sensor is installed at a water inlet end of the hot water pipe.
With reference to the first aspect, the present invention provides a second possible implementation manner of the first aspect, wherein the water inlet is provided with an inlet water temperature sensor.
In combination with the second possible implementation manner of the first aspect, the present invention provides a third possible implementation manner of the first aspect, wherein the outlet end of the hot water pipe is provided with a first outlet water temperature sensor.
With reference to the third possible implementation manner of the first aspect, the present invention provides a fourth possible implementation manner of the first aspect, wherein the water outlet is provided with a second outlet water temperature sensor.
With reference to the fourth possible implementation manner of the first aspect, the present invention provides a fifth possible implementation manner of the first aspect, wherein the water valve, the inlet water temperature sensor, the first outlet water temperature sensor, and the second outlet water temperature sensor are respectively connected to a controller.
With reference to the first aspect, the present disclosure provides a sixth possible implementation manner of the first aspect, wherein the hot water pipe is diffracted on the heat exchanger.
In combination with the sixth possible implementation of the first aspect, the present invention provides a seventh possible implementation of the first aspect, wherein the heat exchanger is in thermal communication with the gas heater.
With reference to the first aspect, the present invention provides an eighth possible implementation manner of the first aspect, wherein the water valve includes: the overflow valve comprises a valve body, an overflow core body and a flow regulating assembly;
the overflow core body is mounted on the valve body;
the valve body is provided with a water inlet valve port and a water outlet valve port, the overflow core body is provided with an overflow hole, and the water inlet valve port is communicated with the water outlet valve port through the overflow hole;
the flow regulating assembly is mounted on the valve body and used for regulating the opening of the overflow hole.
With reference to the eighth possible implementation manner of the first aspect, the present invention provides a ninth possible implementation manner of the first aspect, wherein the flow rate adjustment assembly includes: the coil, the valve core and the plugging piece;
the blocking piece is arranged at the end part of the valve core facing the overflow hole, and the coil is arranged outside the valve core in a surrounding manner.
The embodiment of the utility model has the following beneficial effects: the water inlet end of the water mixing pipe and the water inlet end of the hot water pipe are respectively communicated with the water inlet in a fluid mode, the water outlet end of the water mixing pipe and the water outlet end of the hot water pipe are respectively communicated with the water outlet in a fluid mode, the water valve is installed on the water mixing pipe, cold water entering the water mixing pipe can be adjusted through the water valve, the cold water mixing ratio and the hot water mixing ratio in the water mixing pipe are changed, and water discharged from the water outlet can be kept at a constant temperature.
In order to make the aforementioned and other objects, features and advantages of the present invention comprehensible, preferred embodiments accompanied with figures are described in detail below.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention or related technologies, the drawings used in the description of the embodiments or related technologies will be briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and other drawings can be obtained by those skilled in the art without creative efforts.
FIG. 1 is a schematic diagram of a constant temperature water heater provided by an embodiment of the utility model;
FIG. 2 is a schematic view of a water valve of a constant temperature water heater provided by an embodiment of the utility model;
fig. 3 is a schematic diagram of an overflow core of a constant temperature water heater according to an embodiment of the present invention.
Icon: 001-water inlet; 002-water mixing pipe; 003-hot water pipe; 004-water valve; 401-a valve body; 411-inlet valve port; 412-outlet valve port; 402-an overflow core; 421-overflow hole; 403-a flow regulating assembly; 431-coil; 432-a valve core; 433-a blocking piece; 005-water outlet; 006-water quantity sensor; 007-water inlet temperature sensor; 008-a first outlet water temperature sensor; 009-a second effluent temperature sensor; 010-a controller; 011-heat exchanger.
Detailed Description
The technical solutions of the present invention will be described clearly and completely with reference to the accompanying drawings, and it should be understood that the described embodiments are some, but not all embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. The term "physical quantity" in the formula, unless otherwise noted, is understood to mean a basic quantity of a basic unit of international system of units, or a derived quantity derived from a basic quantity by a mathematical operation such as multiplication, division, differentiation, or integration.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Example one
As shown in fig. 1, the constant temperature water heater provided by the embodiment of the present invention includes: a water inlet 001, a water mixing pipe 002, a hot water pipe 003, a water valve 004 and a water outlet 005; the water inlet end of the water mixing pipe 002 and the water inlet end of the hot water pipe 003 are respectively in fluid communication with the water inlet 001, and the water outlet end of the water mixing pipe 002 and the water outlet end of the hot water pipe 003 are respectively in fluid communication with the water outlet 005; the water valve 004 is installed in the water mixing pipe 002.
Specifically, cold water is introduced into the water mixing pipe 002 and the hot water pipe 003 from the water inlet 001, the cold water can be heated in the hot water pipe 003 to be heated, and the heated hot water flows from the hot water pipe 003 to the water outlet 005. The water valve 004 can adjust the flow rate of the cold water flowing through the water mixing pipe 002, so as to change the mixing ratio of the cold water and the hot water, and further keep the temperature of the water discharged from the water outlet 005 constant.
In the embodiment of the present invention, a water quantity sensor 006 is installed at the water inlet end of the hot water pipe 003.
The water quantity sensor 006 is used for detecting the water quantity flowing to the hot water pipe 003, when the water quantity is fluctuated in the twinkling of an eye by a wide margin, for avoiding the fluctuation of delivery port 005 exhaust water temperature, changes the water flow of mixing pipe 002 through the aperture of adjusting the water valve 004 to adjust the cold and hot water mixing ratio, and then realize the constant temperature and go out water.
Further, a water inlet temperature sensor 007 is installed at the water inlet 001, the water inlet temperature sensor 007 detects the temperature of water flowing into the water inlet 001, when the external environment temperature changes, the water inlet temperature changes along with the environment temperature, and when the water inlet temperature is lower, the opening degree of the water valve 004 is reduced, so that the cold water inflow is reduced; when the temperature of the inlet water is high, the opening degree of the water valve 004 is increased, so that the inlet amount of the cold water is increased, and the temperature of the mixed water can be kept constant.
Furthermore, a first water outlet temperature sensor 008 is installed at the water outlet end of the hot water pipe 003, and the first water outlet temperature sensor 008 can detect the temperature of the hot water heated by the hot water pipe 003. The water outlet 005 is provided with a second outlet water temperature sensor 009, and the second outlet water temperature sensor 009 can detect the temperature of the mixed cold and hot water.
Further, a water valve 004, an inlet water temperature sensor 007, a first outlet water temperature sensor 008 and a second outlet water temperature sensor 009 are respectively connected with the controller 010.
The controller 010 controls the opening of the water valve 004 to change according to temperature signals of the inlet water temperature sensor 007, the first outlet water temperature sensor 008 and the second outlet water temperature sensor 009, so as to adjust the mixing ratio of the cold water and the hot water. The constant temperature water heater provided by the embodiment has the following working scenes:
scene one: the flow of water flowing into the hot water pipe 003 is detected by the water flow sensor 006, the controller 010 monitors the temperature rising trend of the first outlet water temperature sensor 008 and the change of the water flow sensor 006 in real time when the water flow is momentarily small, and the opening degree of the water valve 004 is adjusted by adopting a PWM control mode, so that the amount of cold water introduced into the water mixing pipe 002 can be adjusted, and the toggle change of the water temperature at the second outlet water temperature sensor 009 can be ensured to be less than 1 ℃.
Scene two: the controller 010 can calculate the cold water demand of the water mixing pipe 002 according to the temperature signals of the inlet water temperature sensor 007, the first outlet water temperature sensor 008 and the second outlet water temperature sensor 009 in combination with the set temperature. When the water temperature at the second outlet water temperature sensor 009 is higher than the set temperature, the controller 010 controls the opening of the water valve 004 to be increased, so that the mixed water temperature can be reduced; when the water temperature at the second outlet water temperature sensor 009 is lower than the set temperature, the controller 010 controls the opening of the water valve 004 to be reduced, so as to increase the mixed water temperature, and further to make the outlet water temperature of the water heater relatively stable.
Scene three: in summer, the inlet water temperature is higher, the minimum heat load is larger, if the first outlet water temperature sensor 008 detects that the hot water temperature gradually rises, the opening degree of the water valve 004 is increased, so that the flow rate of the normal-temperature water in the water mixing pipe 002 is increased, and the phenomenon that the outlet water temperature is too high to cause bathing failure can be avoided.
Further, the hot water pipe 003 is diffracted on the heat exchanger 011, the heat exchanger 011 is in thermal communication with the gas heater, the heat exchanger 011 is heated by the gas heater, the heat exchanger 011 can heat the water in the hot water pipe 003, and the heated hot water is mixed with the cold water in the water mixing pipe 002 to form the warm water meeting the set temperature requirement.
As shown in fig. 1, 2 and 3, the water valve 004 includes: valve body 401, overflow core 402, and flow regulation assembly 403; overflow core 402 is mounted to valve body 401; the valve body 401 is provided with a water inlet valve port 411 and a water outlet valve port 412, the overflow core body 402 is provided with an overflow hole 421, and the water inlet valve port 411 is communicated with the water outlet valve port 412 through the overflow hole 421; the flow rate regulating member 403 is mounted to the valve body 401, and the flow rate regulating member 403 is used to regulate the opening degree of the overflow hole 421.
The flow rate adjusting assembly 403 can adjust the opening of the overflow hole 421 by blocking the overflow hole 421 on the overflow core 402, so as to adjust the flow rate of water flowing from the water inlet valve port 411 to the water outlet valve port 412.
Further, the flow regulating assembly 403 includes: a coil 431, a valve core 432 and a blocking piece 433; the closing member 433 is attached to an end portion of the valve body 432 facing the spill port 421, and the coil 431 surrounds the valve body 432.
Specifically, the valve core 432 is fixedly connected with the blocking member 433, the overflow core 402 is provided with a plurality of overflow holes 421, the diameter of 1 overflow hole 421 located at the center is 1.6mm, and a plurality of overflow holes 421 with the diameter of 0.6mm are arranged around the overflow hole 421 located at the center. The coil 431 can generate electromagnetic force in a power-on state, and the valve core 432 is driven to move by the electromagnetic force, so that the blocking piece 433 can be close to or far from the overflow core body 402. In the closed state, the coil 431 drives the valve core 432, and the blocking piece 433 blocks all the overflow holes 421; in the open state, water flows into the water outlet valve port 412 from the overflow hole 421 with a diameter of 0.6mm, when the opening needs to be increased, the valve core 432 drives the blocking piece 433 to be away from the overflow core body 402, and water in the water inlet valve port 411 can flow into the water outlet valve port 412 through the overflow hole 421 with a diameter of 1.6mm and the overflow hole 421 with a diameter of 0.6 mm.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; while the utility model has been described in detail and with reference to the foregoing embodiments, it will be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; and the modifications or the substitutions do not make the essence of the corresponding technical solutions depart from the scope of the technical solutions of the embodiments of the present invention.
Claims (10)
1. A thermostatic water heater, comprising: a water inlet (001), a water mixing pipe (002), a hot water pipe (003), a water valve (004) and a water outlet (005);
the water inlet end of the water mixing pipe (002) and the water inlet end of the hot water pipe (003) are respectively communicated with the water inlet (001) in a fluid manner, and the water outlet end of the water mixing pipe (002) and the water outlet end of the hot water pipe (003) are respectively communicated with the water outlet (005) in a fluid manner;
the water valve (004) is installed on the water mixing pipe (002).
2. A thermostatic water heater according to claim 1, characterized in that the inlet end of the hot water pipe (003) is fitted with a water quantity sensor (006).
3. A thermostatic water heater according to claim 1, characterized in that the water inlet (001) is fitted with an inlet water temperature sensor (007).
4. A thermostatic water heater according to claim 3, characterized in that the outlet end of the hot water pipe (003) is fitted with a first outlet temperature sensor (008).
5. A thermostatic water heater according to claim 4, characterized in that the water outlet (005) is fitted with a second outlet water temperature sensor (009).
6. The thermostatic water heater according to claim 5, characterized in that the water valve (004), the incoming water temperature sensor (007), the first outgoing water temperature sensor (008) and the second outgoing water temperature sensor (009) are respectively connected with a controller (010).
7. The thermostatic water heater according to claim 1, characterized in that said hot water pipe (003) is diffracted on a heat exchanger (011).
8. The thermostatic water heater according to claim 7, characterized in that the heat exchanger (011) is in thermal communication with a gas heater.
9. A thermostatic water heater according to claim 1, characterized in that the water valve (004) comprises: a valve body (401), an overflow core (402) and a flow regulating assembly (403);
the overflow core (402) is mounted to the valve body (401);
the valve body (401) is provided with a water inlet valve port (411) and a water outlet valve port (412), the overflow core body (402) is provided with an overflow hole (421), and the water inlet valve port (411) is communicated with the water outlet valve port (412) through the overflow hole (421);
the flow regulating assembly (403) is mounted on the valve body (401), and the flow regulating assembly (403) is used for regulating the opening degree of the overflow hole (421).
10. A thermostatic water heater according to claim 9, characterized in that the flow regulating assembly (403) comprises: a coil (431), a valve core (432) and a plugging piece (433);
the blocking piece (433) is installed at the end part, facing the overflow hole (421), of the valve core (432), and the coil (431) is arranged outside the valve core (432) in a surrounding mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122737122.7U CN216114671U (en) | 2021-11-09 | 2021-11-09 | Constant temperature water heater |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122737122.7U CN216114671U (en) | 2021-11-09 | 2021-11-09 | Constant temperature water heater |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216114671U true CN216114671U (en) | 2022-03-22 |
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ID=80714967
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122737122.7U Active CN216114671U (en) | 2021-11-09 | 2021-11-09 | Constant temperature water heater |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216114671U (en) |
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2021
- 2021-11-09 CN CN202122737122.7U patent/CN216114671U/en active Active
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