CN111256358A - Gas water heater with purifier - Google Patents

Abstract

The present invention discloses a gas water heater with a water purification device, comprising a gas water heater main body and a controller, wherein a water heater water inlet pipe is arranged on the gas water heater main body, a main water pipeline and a heat exchanger are arranged in the gas water heater main body, a water purification device is arranged on the gas water heater main body, a purified water inlet pipe of the water purification device is connected with the water heater water inlet pipe or the main water pipeline, a purified water outlet pipe of the water purification device is provided with a bypass branch for connecting with the main water pipeline, a valve body component is arranged on the water heater water inlet pipe, or on the main water pipeline and the bypass branch, the controller is electrically connected to the valve body component, and the structure is simple and compact with low cost.

Description

A gas water heater with water purification device

technical field

The invention relates to the technical field of water heaters, in particular to a gas water heater with a water purification device.

Background technique

With the improvement of living standards, users' demand for healthy water quality is increasingly strong, and most gas water heaters on the market do not carry the function of purifying water for bathing. In order to meet the demand, a water purification filter device is usually added to the main water path of the gas water heater. The common water purification filter device and the gas water heater are separated. The water purification filter device purchased by a single machine is not only cost-effective, but also occupies a lot of installation space, especially for small kitchens.

SUMMARY OF THE INVENTION

The present invention aims to solve one of the problems existing in the related art at least to a certain extent. Therefore, the purpose of the present invention is to provide a gas water heater with a water purification device, which has a simple, compact structure and low cost.

The above purpose is achieved through the following technical solutions:

A gas water heater with a water purification device, comprising a gas water heater main body and a controller, wherein a water heater water inlet pipe is arranged on the gas water heater main body, a main water pipeline and a heat exchanger are arranged in the gas water heater main body, and The water heater water inlet pipe is connected to the main water pipe, the main water pipe is connected to the heat exchanger, a water purification device is provided on the gas water heater body, and the water purification water inlet pipe of the water purification device is connected to the heat exchanger. The water heater inlet pipe or the main water pipeline is connected, and the water purifying water outlet pipe of the water purification device is provided with a bypass branch for connecting with the main water pipeline, on the water heater inlet pipe, or at any location. A valve body member is arranged on the main water pipeline and the bypass branch, the controller and the valve body member are electrically connected, and the action of the valve body member is controlled by the controller to make the water heater enter water The tap water in the pipe enters the heat exchanger through the main water pipeline, or the tap water in the water heater water inlet pipe enters the heat exchanger after passing through the water purification device and the main water pipeline.

In some embodiments, the valve body member includes a main circuit solenoid valve disposed on the main water circuit pipe, the water inlet pipe and the main water circuit pipe at the front end of the main circuit solenoid valve or the water heater The water inlet pipe is connected, and the purified water outlet pipe is connected with the main water pipe at the rear end of the main circuit solenoid valve.

In some embodiments, a one-way valve is provided on the bypass branch, and the one-way valve is configured to conduct one-way conduction from the water purification device to the main water pipeline.

In some embodiments, the valve body member includes an electric three-way valve, and the electric three-way valve is provided at the connection between the bypass branch and the main water pipeline.

In some embodiments, a water flow sensing device is provided on the main water pipeline, and the water flow sensing device is electrically connected to the controller.

In some embodiments, an operation display is provided on the main body of the gas water heater, and the operation display is electrically connected to the controller.

Compared with the prior art, the present invention at least includes the following beneficial effects:

1. The gas water heater with the water purification device of the present invention has a simple and compact structure and low cost. Specifically, by integrating the water purifying device with the gas water heater, the gas water heater can carry the water purifying bath function and solve the problem of high price and occupying space of the separate configuration of the water purifying device, which is suitable for domestic hot water supply gas instant water heater and dual-use furnace.

Description of drawings

FIG. 1 is a schematic structural diagram of the gas water heater in the ordinary shower mode in the first embodiment of the present invention;

Figure 2 is a schematic structural diagram of the gas water heater in the first embodiment of the present invention in a water purification bathing mode;

3 is a schematic structural diagram of the gas water heater under the opening of the clean water tap in the first embodiment of the present invention;

4 is a schematic structural diagram of the gas water heater in the ordinary shower mode in the second embodiment of the present invention;

5 is a schematic structural diagram of the gas water heater in the second embodiment of the present invention in a water purification bathing mode;

FIG. 6 is a schematic structural diagram of the gas water heater in the second embodiment of the present invention when the clean water tap is turned on.

Detailed ways

The following examples illustrate the present invention, but the present invention is not limited by these examples. Modifications to the specific embodiments of the present invention or equivalent replacement of some technical features without departing from the spirit of the solution of the present invention shall all be included in the scope of the technical solution claimed in the present invention.

Embodiment 1: As shown in Figure 1, Figure 2 and Figure 3, this embodiment provides a gas water heater with a water purification device, including a gas water heater body 1 and a controller 2, wherein the gas water heater body 1 is provided with a water heater The water inlet pipe 3 is provided with a main water pipe 4 and a heat exchanger 5 in the gas water heater main body 1, and the water heater water inlet pipe 3 is connected with the main water pipe 4, and the main water pipe 4 is connected with the heat exchanger 5. In the gas water heater main body 1 A water purification device 6 is provided on the upper part, the water purification water inlet pipe 7 of the water purification device 6 is connected with the water heater inlet pipe 3 or the main water pipeline 4, and the water purification water outlet pipe 8 of the water purification device 6 is provided with a bypass branch 9 for connecting with the water heater. The main water pipeline 4 is connected, a valve body member is provided on the main water pipeline 4 and the bypass branch 9, the controller 5 is electrically connected with the valve body member, and the action of the valve body member is controlled by the controller 5 to make the water heater water inlet pipe 3 The tap water inside enters the heat exchanger 5 through the main water pipe 4, or the tap water in the water heater inlet pipe 3 enters the heat exchanger 5 through the water purification device 6 and the main water pipe 4.

The gas water heater with the water purification device of this embodiment has a simple and compact structure and low cost. Specifically, by integrating the water purifying device 6 with the gas water heater, the gas water heater can carry the water purifying bath function and solve the problems of high price and occupying space of the separately configured water purifying device. Use a stove.

In addition, the gas water heater with the water purifying device in this embodiment adds a water purifying bath function to provide bath purifying water.

In this embodiment, the valve body member includes a main circuit solenoid valve 10 disposed on the main water circuit pipe 4, and the water purification water inlet pipe 7 is connected to the main water circuit pipe 4 at the front end of the main circuit electromagnetic valve 10 or the water heater water inlet pipe 3, and the purified water The water outlet pipe 8 is connected to the main water pipe 4 at the rear end of the main circuit solenoid valve 10 .

Further, a one-way valve 11 is provided on the bypass branch 9, and the one-way valve 11 is configured to lead from the water purification device 6 to the main water pipeline 4 in a one-way direction, thereby avoiding the backflow of tap water and improving the product quality. reliability of use.

In the present embodiment, a water flow sensing device 13 is provided on the main water channel pipe 4, and the water flow sensing device 13 is electrically connected to the controller 2. The water flow sensing device 13 provided can detect the water flow of the main water channel pipeline 4 in real time, so that the The control of the gas water heater provides the data basis.

Preferably, an operation display 14 is provided on the main body 1 of the gas water heater, and the operation display 14 is electrically connected to the controller 2. The provided operation display 14 can facilitate the user to control the gas water heater, thereby improving the convenience of using the gas water heater. performance and improve user experience. More preferably, the gas water heater provided in this embodiment has a normal shower mode and a water-purifying bathing mode, and a water-purifying bath function key for entering and exiting the water-purifying bathing mode is provided on the operation display 14 .

As shown in FIG. 1 , after starting the gas water heater in the normal shower mode, the controller 2 opens the main circuit solenoid valve 10 to conduct the main water circuit pipeline 4 . Open the hot water faucet of the gas water heater. Due to the large water resistance of the water purification device 6, the tap water directly flows to the main water pipe 4 of the main body 1 of the gas water heater through the main circuit solenoid valve 10, and the hot water is output after the heat exchanger 5 burns and exchanges heat. .

As shown in FIG. 2 , the water purification faucet of the water purification device 6 is in a closed state, and the water purification bath mode is entered by operating the water purification bath function key of the display 14 , and the controller 2 closes the main circuit solenoid valve 10 . Open the hot water faucet of the gas water heater, the tap water flows into the water purification device 6 through the water heater water inlet pipe 3 and the water purification water inlet pipe 7, and then flows to the main water pipe 4 of the gas water heater main body 1 through the water purification water outlet pipe 8 and the bypass branch 9 , turn on the ignition and output purified hot water. Operate the clean water bath function key again to exit the clean water bath mode and switch to the normal shower mode.

As shown in Figure 3, in the normal shower mode or the water purification bath mode, open the water purification faucet of the water purification device 6, and part of the tap water flows through the water heater inlet pipe 3 and the purified water inlet pipe 7 into the water purification device 6, and then flows through the water purification water outlet pipe. 8 flows to the clean faucet; the bypass branch 9 is provided with a one-way valve 11, which can prevent the tap water of the main water pipeline 4 from directly flowing into the clean faucet through the bypass branch 9 and the clean water outlet pipe 8.

In the normal shower mode, the controller 2 opens the main circuit solenoid valve 10 to conduct the main water pipe 4 . Turn on the hot water faucet of the gas water heater. Due to the large water resistance of the water purification device 6, the tap water flows directly to the main water pipe 4 of the main body 1 of the gas water heater through the main circuit solenoid valve 10, and the ignition is turned on to output hot water; in the water purification bathing mode , enter the water purification bath mode by operating the water purification bath function key of the display 14 , and the controller 2 closes the main circuit solenoid valve 10 . At this time, open the hot water faucet of the gas water heater, and the tap water flows into the water purification device 6 through the water heater water inlet pipe 3 and the water purification water inlet pipe 7, and then flows to the main water path of the gas water heater main body 1 through the water purification water outlet pipe 8 and the bypass branch 9 Pipe 4, turn on the ignition to output purified hot water; in normal shower mode or water purification bath mode, open the water purification faucet of the water purification device 6, part of the tap water flows through the water heater inlet pipe 3 and the purified water inlet pipe 7 into the water purification device 6, Then it flows to the clean water tap through the clean water outlet pipe 8.

Embodiment 2: As shown in Figure 4, Figure 5 and Figure 6, the difference between the gas water heater provided by this embodiment and the gas water heater provided by Embodiment 1 is that the valve body component includes an electric three-way valve 12, and the electric three-way valve The through valve 12 is arranged at the connection between the bypass branch 9 and the water heater inlet pipe 3. Specifically, the electric three-way valve 12 is used to control the on-off of the water circuit instead of the solenoid valve + one-way valve used in the first embodiment. The valve controls the way the water circuit is on and off.

As a further description of the optimized solution of the present invention, the main circuit solenoid valve 10 and the one-way valve 11 of the above-mentioned solution are replaced by an electric three-way valve 12 to realize the on-off control of the water circuit. As shown in Figure 4, when the gas water heater is in the normal shower mode, the water heater water inlet pipe 3 is provided with an electric three-way valve 12 electrically connected to the controller 2, and a clean water inlet pipe 7 is provided at the front end of the electric three-way valve 12. The water pipe 8 is provided with a bypass branch 9 connected to the electric three-way valve 12 . The controller 2 controls the electric three-way valve 12 to conduct the main water pipeline 4 and block the bypass branch 9 . Turn on the hot water faucet of the gas water heater, the tap water flows directly through the electric three-way valve 12 to the main water pipeline 4 of the main body 1 of the gas water heater, and turn on the ignition to output hot water. Open the purifying faucet of the water purifying device 6, the tap water flows through the water heater inlet pipe 3 and the purifying water inlet pipe 7 into the water purifying device 6, and then flows from the purifying water outlet pipe 8 to the purifying faucet, because the bypass branch 9 has been blocked. However, the tap water cannot flow directly to the clean tap through the bypass branch 9.

As a further description of the optimization scheme of the present invention, as shown in FIG. 5 , the water purification bath mode is entered by operating the water purification bath function key of the display 14, and the controller 2 controls the electric three-way valve 12 to conduct the bypass branch 9 and the main water circuit Pipe 4, block the water inlet end of the electric three-way valve 12. Open the hot water faucet of the gas water heater, the tap water flows into the water purification device 6 through the water heater water inlet pipe 3 and the water purification water inlet pipe 7, and then flows to the main water pipe 4 of the gas water heater main body 1 through the water purification water outlet pipe 8 and the bypass branch 9 , turn on the ignition and output purified hot water. Operate the clean water bath function key to exit the clean water bath mode and switch to the normal shower mode. The controller 2 re-controls the electric three-way valve 12 to conduct the main water pipeline 4 and block the bypass branch 9 .

As a further description of the optimization scheme of the present invention, as shown in FIG. 6 in the water purification bathing mode, open the water purification faucet, the tap water flows through the water heater water inlet pipe 3 and the water purification water inlet pipe 7 into the water purification device 6, and then passes through the water purification water outlet pipe. 8 Flow to the clean faucet. In the clean water bathing mode, the blocking of the water inlet end of the electric three-way valve 12 can prevent the tap water from directly flowing to the clean water faucet through the electric three-way valve 12 , the bypass branch 9 and the clean water outlet pipe 8 .

As shown in Figures 4, 5, and 6, in the embodiment of the electric three-way valve of the present invention, the electric three-way valve 12 replaces the main circuit solenoid valve and the one-way valve in the first embodiment to realize the on-off control of the water circuit. In the normal shower mode, the controller 2 controls the electric three-way valve 12 to conduct the main water pipeline 4 and block the bypass branch 9 . Turn on the hot water faucet of the gas water heater, the tap water flows directly through the electric three-way valve 12 to the main water pipe 4 of the main body 1 of the gas water heater, and turn on the ignition to output hot water; In the clean water bathing mode, the controller 2 controls the electric three-way valve 12 to conduct the bypass branch 9 and the main water pipeline 4, and block the water inlet end of the electric three-way valve 12. At this time, open the hot water faucet of the gas water heater, and the tap water flows into the water purification device 6 through the water heater water inlet pipe 3 and the water purification water inlet pipe 7, and then flows to the main water path of the gas water heater main body 1 through the water purification water outlet pipe 8 and the bypass branch 9 Pipe 4, turn on the ignition to output purified hot water; in the clean water bath mode, open the clean water tap, the tap water flows through the water heater inlet pipe 3, the clean water inlet pipe 7 into the water purification device 6, and then flows through the clean water outlet pipe 8 to the clean water Faucet.

The foregoing are merely some of the embodiments of the present invention. For those of ordinary skill in the art, without departing from the inventive concept of the present invention, several modifications and improvements can be made, which all belong to the protection scope of the present invention.

Claims (6)

1. A gas water heater with a water purifying device comprises a gas water heater main body (1) and a controller (2), wherein a water heater inlet pipe (3) is arranged on the gas water heater main body (1), a main water channel pipeline (4) and a heat exchanger (5) are arranged in the gas water heater main body (1), the water heater inlet pipe (3) is connected with the main water channel pipeline (4), the main water channel pipeline (4) is connected with the heat exchanger (5), the gas water heater is characterized in that the gas water heater main body (1) is provided with the water purifying device (6), a water purifying inlet pipe (7) of the water purifying device (6) is connected with the water heater inlet pipe (3) or the main water channel pipeline (4), a water purifying outlet pipe (8) of the water purifying device (6) is provided with a bypass branch (9) for being connected with the main water channel pipeline (4), the water heater comprises a water heater water inlet pipe (3), or a main water channel pipeline (4) and a bypass branch (9), wherein a valve body component is arranged on the water heater water inlet pipe (3), or the main water channel pipeline (4) and the bypass branch (9), the controller (5) is electrically connected with the valve body component, and the controller (5) controls the valve body component to act so as to enable tap water in the water heater water inlet pipe (3) to enter the heat exchanger (5) through the main water channel pipeline (4), or enable tap water in the water heater water inlet pipe (3) to enter the heat exchanger (5) through a water purifying device (6) and the main water channel pipeline (4).

2. The gas water heater with the water purifying device according to claim 1, wherein the valve body member comprises a main waterway pipe (10) disposed on the main waterway pipe (4), the purified water inlet pipe (7) is connected with the main waterway pipe (4) at the front end of the main waterway pipe (10) or the water heater inlet pipe (3), and the purified water outlet pipe (8) is connected with the main waterway pipe (4) at the rear end of the main waterway pipe (10).

3. A gas water heater with water purification device according to claim 2, characterized in that a one-way valve (11) is arranged on the bypass branch (9), said one-way valve (11) being configured to be in one-way communication from the water purification device (6) to the main waterway pipe (4).

4. A gas water heater with water purification device according to claim 1, characterized in that the valve body member comprises an electric three-way valve (12), the electric three-way valve (12) is arranged at the junction of the bypass branch (9) and the water inlet pipe (3) of the water heater.

5. The gas water heater with the water purifying device as claimed in claim 1, 2, 3 or 4, wherein a water flow sensing device (13) is arranged on the main water channel (4), and the water flow sensing device (13) is electrically connected with the controller (2).

6. The gas water heater with the water purifying device as claimed in claim 1, 2, 3 or 4, wherein an operation display (14) is provided on the gas water heater main body (1), and the operation display (14) is electrically connected with the controller (2).

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