CN204717124U - A kind of constant-current constant-temperatureself-injection mixes water valve - Google Patents

Abstract

The utility model provides a constant flow constant temperature water mixing valve, which comprises a purification device, a hot water inlet, a cold water inlet, an adjustment system, a controller, a water mixing tank and a warm water outlet, and one end of the hot water inlet and the cold water inlet are all connected Purification device, the other end of which is connected to a regulating system, the hot water inlet and the cold water inlet are provided with a first temperature probe for sensing the temperature of the water flow, and the warm water outlet is provided with a second temperature probe, a water flow detection device and a water quality control system. The detection device, the controller is used to receive the data detected by the second temperature probe, the water flow detection device and the water quality detection device, and control the opening and closing of the adjustment system and the purification device according to the detected data. The utility model can automatically adjust to the preset water temperature and flow, and will not change the water temperature and flow due to environmental changes. In addition, a purification device is added to the water mixing valve, which can effectively purify the water quality and provide healthy life for people. source of water.

Description

A constant flow constant temperature water mixing valve

technical field

The utility model relates to the field of control valves. Specifically, the utility model relates to a constant-flow and constant-temperature water mixing valve, which is mainly applied to the water outlet of a water heater.

Background technique

The constant temperature water heaters sold on the market now adjust the outlet water temperature through the mixing valve. The cold water that is about to enter and the heat in the tank are combined in a certain proportion in the mixing valve to adjust the appropriate outlet water temperature. This water mixing process is manually adjusted. This adjustment method has certain defects. The hot water in the inner tank of the water heater will gradually decrease during use, so the temperature of the mixed water will also gradually decrease accordingly. Manually adjust the opening of the hot water and cold water of the mixing valve, but the accuracy of the manual adjustment process is very poor. When the handle is turned too much, the temperature of the mixed water will be high, and when the handle is turned too little, the temperature of the mixed water will be low. The temperature adjustment process is cumbersome; in addition, the mixing valve usually does not have any treatment on the water quality, and there is no guarantee for the water quality used by people. It has become an important requirement in modern life to be able to use healthier water sources. To address the above problems, the existing Those skilled in the art urgently need to provide a constant-flow and constant-temperature water mixing valve, which can not only automatically adjust the outlet water temperature and flow rate, but also purify the water quality.

Utility model content

In order to solve the problems of the prior art, the utility model provides a constant-flow constant-temperature water mixing valve, which can not only automatically adjust the outlet water temperature and flow rate, but also purify the water quality.

The utility model patent provides a constant flow constant temperature water mixing valve, including a purification device, a hot water inlet, a cold water inlet, a regulating system, a controller, a water mixing tank and a warm water outlet, the hot water inlet and the cold water inlet One end of each is connected to a purification device, and the other end is connected to a regulating system. The hot water inlet and the cold water inlet are provided with a first temperature probe for sensing the temperature of the water flow. The regulating system, controller, mixing The water tank and the warm water outlet are connected in sequence, and the warm water outlet is provided with a second temperature probe, a water flow detection device and a water quality detection device, and the controller is used to receive the data detected by the second temperature probe, the water flow detection device and the water quality detection device , and control the opening and closing of the regulating system and the purification device according to the detected data.

Preferably, the purification device includes a filter layer for filtering water quality, and the filter layer is made of granular activated carbon material.

Preferably, the water quality detection device includes a turbidity meter, a water hardness meter and a residual chlorine meter.

Preferably, the adjustment system includes a stepper motor, a motor fixing seat, a rotor valve and an adjustment valve installed in sequence in the axial direction.

Preferably, the regulating valve is connected to the water mixing tank through a water outlet.

Preferably, the controller includes a display screen and control buttons, the display screen is used to display the temperature, flow rate and water quality of the water flow, and the control keys are used to adjust the temperature and flow rate of the water flow.

Preferably, the controller is provided with an alarm device, and when the data detected by the second temperature probe and the water quality detection device is greater than a preset value, the alarm device is turned on.

The beneficial effects brought by the technical solution provided by the utility model are: the utility model can automatically adjust to the preset water temperature and flow rate, and will not change the water temperature and flow rate due to environmental changes, and solve the problem of water temperature and flow rate during the use of the mixing valve. The problem of large and small water flow makes it more convenient for people to use. In addition, a purification device is added to the mixing valve, which can effectively purify the water quality and retain the minerals in the water. The purified water can not only be used for bathing, but also It can be used in other areas of life to provide healthy water sources for people's lives.

Description of drawings

In order to more clearly illustrate the technical solutions in the utility model patent, the accompanying drawings that need to be used in the description of the embodiments will be briefly introduced below. Obviously, the accompanying drawings in the following description are only some embodiments of the utility model , for those skilled in the art, other drawings can also be obtained according to these drawings on the premise of not paying creative work.

Fig. 1 is the structural representation of the constant current constant temperature water mixing valve provided by the utility model;

Fig. 2 is a structural explosion diagram of the constant-flow constant-temperature water mixing valve provided by the utility model;

Fig. 3 is a structural schematic diagram of the regulating system in the constant-flow constant-temperature water mixing valve provided by the utility model.

[reference sign in the figure]:

1. Water flow detection device, 2. Second temperature probe, 3. First temperature probe, 4. Hot water inlet, 5. Cold water inlet, 6. Mixing tank, 7. Warm water outlet, 8. Controller, 9. Water outlet, 10. Stepping motor, 11. Motor fixing seat, 12. Rotor valve, 13. Regulating valve, 14. Purification device, 15. Water quality testing device, 100. Regulating system.

Detailed ways

In order to make the content of the utility model clearer and easier to understand, the content of the utility model will be further described below in conjunction with the accompanying drawings of the description. Of course, the utility model is not limited to this specific embodiment, and general replacements known to those skilled in the art are also covered within the protection scope of the utility model. Secondly, the utility model is described in detail by using schematic diagrams. When describing the examples of the utility model in detail, for the convenience of explanation, the schematic diagrams are not partially enlarged according to the general scale, which should not be used as a limitation of the utility model.

The above and other technical features and beneficial effects will be described in detail for the static pressure pipe pile of the present invention in conjunction with the embodiments and the accompanying drawings. As shown in the figure, Fig. 1 is a schematic diagram of the structure of the constant current and constant temperature water mixing valve provided by the utility model; Fig. 2 is a schematic diagram of the structure explosion of the constant current and constant temperature water mixing valve provided by the utility model; Fig. 3 is a schematic diagram of the structure provided by the utility model Schematic diagram of the structure of the regulating system in the constant-flow and constant-temperature mixing valve.

As shown in Fig. 1 and Fig. 2, the utility model provides a constant flow constant temperature water mixing valve, including a purification device 14, a hot water inlet 4, a cold water inlet 5, a regulating system 100, a controller 8, a water mixing tank 6 and One end of the warm water outlet 7, the hot water inlet 4 and the cold water inlet 5 are all connected to the purification device 14, and the other ends are respectively connected to a regulating system 100. The first temperature probe 3 of temperature, the regulating system 100, the controller 8, the water mixing tank 6 and the warm water outlet 7 are connected sequentially, and the warm water outlet 7 is provided with a second temperature probe 2, a water flow detection device 1 and a water quality detection device 15, and the controller 8 is used to receive the data detected by the second temperature probe 2, the water flow detection device 1 and the water quality detection device 15, and control the opening and closing of the adjustment system 100 and the purification device 14 according to the detected data.

Specifically, in this embodiment, the purification device 14 includes a filter layer for filtering water quality. The material of the filter layer is made of granular activated carbon material, and can also include multiple filter layers. Other filter layers can also be made of reverse osmosis membrane materials. In addition, the water quality detection device 15 includes a turbidity meter, a water hardness meter and a residual chlorine meter.

As shown in Figure 3, the adjustment system 100 in the utility model includes a stepper motor 10, a motor fixing seat 11, a rotor valve 12 and a regulating valve 13 installed in sequence in the axial direction, and the regulating valve 13 and the water mixing tank 6 pass through the water outlet 9 connections.

In a preferred solution, the controller 8 includes a display screen and control buttons, the display screen is used to display the temperature, flow rate and water quality of the water flow, and the control keys are used to adjust the temperature and flow rate of the water flow. In addition, the controller 8 is provided with an alarm device, and when the data detected by the second temperature probe 2 and the water quality detection device 15 is greater than a preset value, the alarm device is turned on.

The utility model is implemented in this way: through the hot water pipe and the cold water pipe respectively flow into the hot water inlet 4 of the two control valves, the first temperature probe 3 is used to detect the water temperature of the hot water inlet 4, and the water flow detection device 1 is used to Detect the size of the water flow. When the water flow is large, the speed is faster, and when the water flow is small, the speed becomes smaller. The cold water and hot water reach the water mixing tank 6 through the water outlet 9, and are mixed into warm water at the node of the water mixing tank 6. After the warm water passes through the warm water During the flow out of the outlet 7, the second temperature probe 2 will detect the degree of warm water, and the second temperature probe 2 will transmit the temperature to the controller 8, and the controller 8 will control the rotation direction of the stepper motor 10 through this information, thereby adjusting Rotor valve 12, the size of hot water or cold water inlet is opened through rotor valve 12, that is, the flow ratio of hot water and cold water in water inlet 4 is controlled. In the process of showering, the shower personnel only need to set a water outlet temperature and water flow rate That's it. When the set temperature value is higher than the temperature of the warm water outlet 7 and the water temperature detected by the second temperature probe 2, it means that the outlet water temperature is low. At this time, the supply of hot water must be increased, or the supply of cold water must be reduced. At the same time, it is necessary to ensure that the flow rate of the mixed water remains unchanged. The water output of the warm water outlet 7 is detected by the water flow detection device 1, and the detected data is transmitted to the controller 8. The controller 8 controls the rotation of the stepping motor 10 through the signal line. , to drive the rotor valve 12 to rotate to adjust the inflow of hot water and cold water, so that the inflow of cold water and hot water can be adjusted, thereby adjusting the water temperature and flow rate of the warm water outlet 7. Similarly, when the second temperature probe 2 detects When the water temperature is higher than the set outlet water temperature, it can be adjusted in the same way. The first temperature probe 3 will also continuously transmit the detected water temperature value to the controller 8 during the process of water flowing in. The temperature probe 2 and the first temperature probe 3 will continuously transmit the water temperature value, so that the stepping motor 10 will determine the opening degree of the switch cold and hot water according to this temperature value, so that the water temperature can be automatically adjusted, and the water temperature will not be affected by the cold water inlet. 4. The temperature changes of cold water and hot water have an impact on the outlet water temperature and flow.

To sum up, the utility model can automatically adjust to the preset water temperature and flow rate, and will not change the water temperature and flow rate due to environmental changes, and solve the problem that the water temperature and water flow rate fluctuate during the use of the mixing valve. This makes it more convenient for people to use. In addition, a purification device is added to the mixing valve, which can effectively purify the water quality and retain the minerals in the water. The purified water can not only be used for bathing, but also can be used in other areas of life. provide healthy water for life.

Although the present invention mainly describes the above embodiments, they are only described as examples, and the present invention is not limited thereto. Those skilled in the art can make various modifications and applications without departing from the essential characteristics of the embodiments. For example, each component described in the embodiment can be modified and operated, and the differences related to the modification and application can be considered to be included in the protection scope of the present invention defined by the appended claims.

The embodiments mentioned in this specification mean that the specific features, structures or characteristics described in conjunction with the embodiments are included in at least one embodiment of the present utility model. The appearances of these terms in various places in the specification are not necessarily all referring to the same embodiment. Furthermore, when a particular feature, structure or characteristic is described in conjunction with any embodiment, it is considered to be within the scope of those of ordinary skill in the art that can realize that particular feature, structure or characteristic in combination with other embodiments.

Claims (7)

1. A constant current and constant temperature water mixing valve, characterized in that it comprises a purification device, a hot water inlet, a cold water inlet, a regulating system, a controller, a water mixing tank and a warm water outlet, the hot water inlet and the cold water inlet One end of each is connected to a purification device, and the other end is connected to a regulating system. The hot water inlet and the cold water inlet are provided with a first temperature probe for sensing the temperature of the water flow. The regulating system, controller, mixing The water tank and the warm water outlet are connected in sequence, and the warm water outlet is provided with a second temperature probe, a water flow detection device and a water quality detection device, and the controller is used to receive the data detected by the second temperature probe, the water flow detection device and the water quality detection device , and control the opening and closing of the regulating system and the purification device according to the detected data. 2. The constant-flow and constant-temperature water mixing valve according to claim 1, wherein the purification device includes a filter layer for filtering water, and the material of the filter layer is made of granular activated carbon. 3 . The constant-flow and constant-temperature water mixing valve according to claim 1 , wherein the water quality detection device includes a turbidity tester, a water hardness tester and a residual chlorine tester. 4 . 4 . The constant-flow and constant-temperature water mixing valve according to claim 1 , wherein the regulating system comprises a stepping motor, a motor fixing seat, a rotor valve and a regulating valve installed sequentially in the axial direction. 5. The constant-flow and constant-temperature water mixing valve according to claim 4, characterized in that, the regulating valve is connected to the water mixing tank through a water outlet. 6. The constant-flow and constant-temperature water mixing valve according to claim 1, wherein the controller includes a display screen and control buttons, the display screen is used to display the temperature, flow rate and water quality of the water flow, and the control The keys are used to adjust the temperature and flow of water flow. 7. The constant-flow and constant-temperature water mixing valve according to claim 6, wherein an alarm device is provided on the controller, and when the data detected by the second temperature probe and the water quality detection device is greater than a preset value, The alarm device is turned on.