TWI821004B - Faucet with cold water pressurized return - Google Patents

Abstract

A faucet with cold water pressurized return, comprising a faucet assembly and a temperature control and pressure device, the temperature control and pressure device is arranged at the water outlet of the faucet assembly, and is connected to the faucet assembly through a hose , the temperature control and pressurizing device measures the water temperature, if the water temperature reaches the set temperature, it will flow out from the first outlet, if the water temperature does not reach the set temperature, it will flow from the second outlet to the pressurizing device, and merge into the faucet assembly, and then adjust the water temperature without wasting the efficacy of water resources.

Description

Faucets with pressurized cold water return

The present invention relates to the field of faucets, and particularly refers to a faucet installed on the water outlet of the water outlet pipe of the faucet, which allows the cold water before the warm (hot) water supply to mix with the hot water through the backflow, so that the water source is not wasted and has the function of adding cold water. Pressure backflow faucet.

Press, common faucets used in bathrooms can choose to supply cold water, hot water or warm water through the control handle of the faucet. If cold water is selected, it can be used immediately; if hot water or warm water is used, because there is a water source in the pipeline, it needs to be Only when the water source is released can hot or warm water be used. However, the cold water released before is discharged without being collected, resulting in a waste of water resources.

How to improve the shortcomings of conventional faucets is an issue that relevant industries and R&D units are actively solving.

The main purpose of the present invention is to provide a faucet with pressurized return flow of cold water, which includes a faucet assembly and a temperature-controlled pressurizing device. The faucet assembly includes a seat, a control valve, a control handle, One outlet pipe; The control valve assembly is provided inside the base body. The control valve is connected to a cold water pipeline and a hot water pipeline. The control handle is arranged outside the base body, and the control handle is connected to the control valve. Through the control handle The control valve is controlled to achieve the function of water supply or water stop. The water supply port of the control valve is connected with a plug-in part of the base body. The plug-in part is used to connect the water outlet pipe. The water outlet pipe is opposite to a plug part of the plug part. There is a water outlet on the side, which is characterized in that: the temperature control and pressurization device includes a temperature sensing module, a pressurizing device and several hoses. The temperature sensing module includes a connector, and the A reflux box is provided at the lower end of the connector. The reflux box is provided with a temperature detector. The reflux box is provided with a first outlet and a second outlet. The first outlet and the second outlet are controlled to open and close by a control switch respectively. The first outlet is a water source flowing out, and the second outlet is connected to the pressurizing device through the hose; the pressurizing device pressurizes the water source flowing in from the second outlet, and the pressurizing device passes through another A hose is connected to the socket of the base; the temperature of the water flowing into the return box is detected by the temperature sensing module of the temperature control and pressure device. When the water temperature reaches the preset temperature, the control switch is turned on. The first outlet and the second outlet are closed so that the water source supplies water from the first outlet; when the water temperature does not reach the preset temperature, the control switch opens the second outlet and closes the first outlet so that the water source is supplied from the third outlet. After the second outlet flows into the pressurizing device, the water source is pressurized through the pressurizing device and then rushes into the plug-in part and mixes with the heated water source. When the water source temperature reaches the preset temperature, the control switch turns on the third One outlet and the second outlet are closed so that the water source supplies water from the first outlet.

Through the above description, the present invention recycles the water source stored in the faucet assembly, fully warms it and supplies water to avoid waste of water source.

In an embodiment of the present invention, the control handle is provided with a start-up detector, and the start-up detector is connected to the pressurizing device. When started, the pressurizing device generates pressurized air and delivers it to the plug-in part. , thereby increasing the pressure in the water outlet pipe, accelerating the water outlet speed of the water outlet pipe, and clearing the water source in the water outlet pipe.

In an embodiment of the present invention, the pressurizing device is connected to the hose of the base, and is provided with an adding port. The adding port is used to add additives to clean the water outlet pipe and the temperature sensing module, Avoid scale breeding.

10:Faucet assembly

11: base body

12:Control valve

13:Control handle

14: Outlet pipe

15: Frame

20:Temperature control and pressurizing device

21:Temperature sensing module

211: Connector

212:Reflow box

213: Temperature detector

214:First exit

215:Second exit

216:Control switch

22: Pressurizing device

23, 23A: hose

231:Add port

Figure 1 is an overall structural diagram of the present invention.

Figure 2 is a schematic structural diagram of the temperature control and pressurizing device.

Figure 3 is the usage status diagram of the temperature sensing module (1).

Figure 4 is the usage status diagram of the temperature sensing module (2).

Figure 5 is a diagram of the normal water discharge state of the present invention.

Figure 6 is a diagram of the use state of cold water reflux according to the present invention.

Figure 7 is a schematic diagram of the water source in the outlet pipe of the pressurizing device.

In order to enable your review committee to have a further understanding and recognition of the features and features of the present invention, the following preferred embodiments are enumerated and explained with the drawings: Please refer to Figure 1. The faucet with cold water pressurized return flow according to the present invention mainly includes: a faucet assembly 10 and a temperature control pressurizing device 20.

As shown in Figure 1, the faucet assembly 10 includes a base 11, a control valve 12, a control handle 13, and a water outlet pipe 14; the base 11 is provided with the control valve 12 assembly, and the control valve 12 is connected to a cold water pipeline A and a hot water pipeline B. The control handle 13 is provided outside the seat 11, and the control handle 13 is connected to the control valve 12. The control valve 12 is controlled by the control handle 13 to To achieve the function of water supply or water stop, the water supply port (not shown) of the control valve 12 communicates with a plug-in part 111 of the base 11. The plug-in part 111 is used to connect the water outlet pipe 14. The water outlet pipe 14 is provided with a water outlet 141 for water supply on the side opposite to the plug portion 111 .

As shown in Figures 1 and 2, the temperature control and pressurizing device 20 includes a temperature sensing module 21, a pressurizing device 22 and several hoses 23, 23A. The temperature sensing module 21 includes a The connector 211 is provided with a reflux box 212 at the lower end of the connector 211. The reflux box 212 is provided with a temperature detector 213. The reflux box 212 is provided with a first outlet 214 and a second outlet 215. The first outlet 214 and The second outlets 215 are respectively controlled to open and close by a control switch 216. The first outlet 214 is a water source flowing out, and the second outlet 215 is connected to the pressurizing device 22 through the hose 23; the pressurizing device 22 The water source flowing in from the second outlet 215 is pressurized, and the pressurizing device 22 is connected to the plug portion 111 of the base 11 through another hose 23A.

As shown in Figures 3 and 5, the temperature of the water flowing into the reflux box 212 is detected by the temperature sensing module 21 of the temperature control and pressurizing device 20. When the water temperature reaches the preset temperature, the control The switch 216 opens the first outlet 214 and closes the second outlet 215 so that the water source supplies water from the first outlet 214 .

As shown in Figures 4 and 6, when the water temperature does not reach the preset temperature, the control switch 216 opens the second outlet 215 and closes the first outlet 214, so that the water source flows from the second outlet 215 into the pressurizing device. After 22 seconds, the water source is pressurized through the pressurizing device 22 and rushed into the plug portion 111 and mixed with the heated water source. When the water source temperature reaches the preset temperature, the control switch 216 opens the first outlet 214 And close the second outlet 215 so that the water source supplies water from the first outlet 214.

Therefore, the present invention circulates and recovers the water source stored in the faucet assembly 10, and then supplies water after sufficient heating to avoid waste of water source.

As shown in FIG. 7 , the control handle 13 is provided with a start detector 131 , and the start detector 13 is connected to the pressurizing device 22 . When started, the pressurizing device 22 generates pressurized air and delivers it to the plug. The joint 111 will then increase the pressure in the water outlet pipe 14, accelerate the water outlet speed of the water outlet pipe 14, and clear the water source in the water outlet pipe 14; accordingly, through this design, the water source stored in the faucet assembly 10 will be reduced , avoid water waste, while improving the flushing effect, reducing the use of detergents and protecting the environment.

As shown in Figure 1, the pressurizing device 22 is connected to the hose 23A of the base 11, and is provided with an adding port 231. The adding port 231 is used to add additives (such as detergent, citric acid), thereby cleaning the The water outlet pipe 14 and the temperature sensing module 21 prevent scale from breeding.

In addition, the return box 212 is provided with a filter body (not shown), such as filter cotton or activated carbon. When the water source flows through the filter body, impurities in the water source are filtered out to improve the quality of the water source.

The return box 212 can further be provided with a water source conductivity sensor (not shown in the figure). The water source conductivity sensor detects the conductivity of the water source. If the conductivity of the water source is too high, it is determined that the water outlet pipe needs to be cleaned. 14 and the temperature-controlled pressurizing device 20, the cleaning agent can be added from the aforementioned adding port 231, and the water outlet pipe 14 and the temperature-controlled pressurizing device 20 can be cleaned by cooperating with the pressurizing device 22.

As shown in Figures 1, 5 to 7, the outlet pipe 14 is U-shaped, and a frame 15 is installed on the outlet pipe 14. The frame can provide assembly of the pressurizing device 22, making the overall structure stable.

To sum up, the structure of the present invention has never been seen in books or publicly used. It sincerely meets the requirements for invention patent applications. We sincerely ask the Jun Bureau to take a clear view and grant the patent as soon as possible. We express our sincere prayers.

It should be noted that the above are the technical principles directly applied in the specific implementation of the present invention. If changes are made according to the concept of the present invention, the resulting functions do not exceed the spirit covered by the description and drawings. All should be stated together within the scope of the present invention.

10:Faucet assembly

11: base body

12:Control valve

13:Control handle

14: Outlet pipe

15: Frame

20:Temperature control and pressurizing device

21:Temperature sensing module

211: Connector

212:Reflow box

22: Pressurizing device

23, 23A: hose

231:Add port

Claims (6)

A faucet with pressurized return flow of cold water mainly includes: a faucet assembly and a temperature-controlled pressurizing device. The faucet assembly includes a base body, a control valve, a control handle, and a water outlet pipe; The control valve assembly is provided inside the base body. The control valve is connected to a cold water pipeline and a hot water pipeline. The control handle is arranged outside the base body, and the control handle is connected to the control valve. Through the control handle The control valve is controlled to achieve the function of water supply or water stop. The water supply port of the control valve is connected with a plug-in part of the base body. The plug-in part is used to connect the water outlet pipe. The water outlet pipe is opposite to a plug part of the plug part. There is a water outlet on the side, which is characterized by: The temperature control and pressurizing device includes a temperature sensing module, a pressurizing device and several hoses. The temperature sensing module includes a connector, and a reflux box is provided at the lower end of the connector. There is a temperature detector. The reflux box is provided with a first outlet and a second outlet. The first outlet and the second outlet are respectively controlled to open and close by a control switch. The first outlet is the water source flowing out, and the second outlet is controlled by a control switch. The outlet is connected to the pressurizing device through the hose; the pressurizing device pressurizes the water source flowing in from the second outlet; and the pressurizing device is connected to the plug-in portion of the base through another hose. ; The temperature sensing module of the temperature control and pressurizing device detects the temperature of the water flowing into the reflux box. When the water temperature reaches the preset temperature, the control switch opens the first outlet and closes the second outlet, so that the water source Water is supplied from the first outlet; when the water temperature does not reach the preset temperature, the control switch opens the second outlet and closes the first outlet, so that after the water source flows into the pressurizing device from the second outlet, it passes through the pressurizing device. The device pressurizes the water source and rushes into the plug-in part, and mixes it with the heated water source. When the water source temperature reaches the preset temperature, the control switch opens the first outlet and closes the second outlet, so that the water source flows from the The first outlet supplies water. The faucet with pressurized cold water backflow as described in claim 1, wherein the control handle is provided with a start detector, the start detector is connected to the pressurizing device, and when started, the pressurizing device generates pressure The air is transported to the plug-in part, thereby increasing the pressure in the water outlet pipe, accelerating the water outlet speed of the water outlet pipe, and clearing the water source in the water outlet pipe. The faucet with cold water pressurized return flow as described in claim 1, wherein the pressurizing device is connected to the hose of the base body and is provided with an adding port. The adding port is used to add additives to clean the water outlet pipe and the hose. The temperature sensing module prevents the growth of scale. The faucet with pressurized cold water backflow as described in claim 1, wherein the backflow box is provided with a filter body to filter out impurities in the water source. The faucet with pressurized cold water return as described in claim 1, wherein the return box is further provided with a water source conductivity sensor, and the water source conductivity sensor detects the conductivity of the water source. The faucet with cold water pressurized backflow as described in claim 1, wherein the water outlet pipe is U-shaped, and a frame is installed on the water outlet pipe.