CN220206050U - Low-power consumption gas water heater - Google Patents

Abstract

The utility model discloses a low-power consumption gas water heater, which comprises a combustion shell, a water supply pipe and a burner, and also comprises a water valve assembly, wherein the water valve assembly comprises a valve body, a valve shaft and a water flow switching mechanism, a valve cavity is arranged in the valve body, a first interface, a second interface and a third interface are arranged on the valve body, the first interface is communicated with the water supply pipe, and the valve shaft is rotatably connected to the valve cavity by the second interface in a penetrating way and is used for enabling the valve cavity to be communicated with or closed with the first interface in the rotating process; the third interface is used for guiding water flow; the water flow switch mechanism comprises a Hall switch and a magnetic rotor, and the magnetic rotor is rotatably arranged on the third interface; the magnetic rotor is used for being driven by water flow to rotate and generating a magnetic Hall signal when the water flow is led into the third interface so as to open the Hall switch. The low-power consumption gas water heater can enter through water flow, and the magnetic rotor is driven to rotate by water flow pressure so as to generate a Hall signal to start the Hall switch.

Description

Low-power consumption gas water heater

Technical Field

The utility model relates to the technical field of household appliances, in particular to a low-power consumption gas water heater.

Background

At present, the gas water heater is taken as a bath household appliance, brings great convenience for people in providing hot water, and the requirements of people on hot water performance and comfort level are also higher and higher.

When the existing gas water heater is used for water inflow, the electric signal is transmitted through a mechanical micro switch, but the existing gas water heater is not sensitive enough; or an electric signal switch is adopted, but real-time monitoring is needed, and the switch is always turned on, so that the power consumption is high.

Disclosure of Invention

In order to overcome the defects in the prior art, the utility model aims to provide a low-power consumption gas water heater, which can enter through water flow, and the magnetic rotor is driven to rotate by the pressure of the water flow so as to generate a Hall signal to turn on a Hall switch.

The utility model adopts the following technical scheme:

the low-power consumption gas water heater comprises a combustion shell, a water supply pipe, a burner, a valve assembly, a valve cavity, a first connector, a second connector and a third connector, wherein the water supply pipe, the gas pipe and the burner are all arranged in the combustion shell; the third interface is used for guiding water flow; the water flow switching mechanism comprises a Hall switch and a magnetic rotor, and the magnetic rotor is rotatably arranged on the third interface; the magnetic rotor is used for being driven by water flow to rotate and generating a magnetic Hall signal when the water flow is led into the third interface, so that the Hall switch is turned on.

Further, the valve shaft comprises a first adjusting end and a second adjusting end, wherein the second adjusting end is rotatably connected to the second connector in a penetrating way and extends into the valve cavity; the second adjusting end is provided with an adjusting cavity, and the adjusting cavity is provided with an adjusting hole; the adjusting hole is used for being communicated with or staggered from the first interface when the second adjusting end rotates; the first adjusting end is used for rotating when being stressed.

Further, the inner diameter of the adjusting hole is used for gradually increasing or decreasing when the second adjusting end rotates.

Further, the adjustment aperture includes a first aperture segment and a second aperture segment, the first aperture segment extending in a direction of rotation of the second adjustment end; the second hole section penetrates to the end part of the first hole section, and the inner diameter of the second hole section is larger than that of the first hole section.

Further, the water supply pipe is wound around the outer circumference of the burner.

Further, the valve body is a plastic water valve.

Compared with the prior art, the utility model has the beneficial effects that: the third interface on the valve body can be communicated with an external water source, water flow can flow in through the third interface, the magnetic rotor can be driven by water flow pressure in the water flow guiding process, and the magnetic rotor can generate a magnetic Hall signal in the rotating process of the magnetic rotor, so that the Hall switch is started, and the operation is started at the moment. In the process, the Hall switch is started after water flow enters, and the Hall switch is not always started, so that the energy consumption can be reduced.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a partial cross-sectional view of the present utility model;

FIG. 3 is a schematic view of a valve shaft according to the present utility model.

In the figure: 10. a combustion housing; 20. a burner; 30. a water supply pipe; 40. a valve body; 41. a first interface; 42. a second interface; 43. a third interface; 44. a valve cavity; 50. a valve shaft; 51. a regulating chamber; 52. an adjustment aperture; 521. a first bore section; 522. a second bore section; 60. and a Hall switch.

Detailed Description

The utility model will be further described with reference to the accompanying drawings and detailed description below:

in the description of the present utility model, it should be noted that the terms "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, merely to facilitate description of the present utility model and simplify the description, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this utility model belongs. The terminology used herein in the description of the utility model is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model.

The low-power consumption gas water heater as shown in fig. 1, 2 and 3 comprises a combustion casing 10, a water supply pipe 30, a burner 20 and a water valve assembly, wherein the water supply pipe 30, the gas pipe and the burner 20 are all arranged in the combustion casing 10, the water valve assembly comprises a valve body 40, a valve shaft 50 and a water flow switching mechanism, a valve cavity 44 is arranged in the valve body 40, a first connector 41, a second connector 42 and a third connector 43 are arranged on the valve body 40, the first connector 41 is communicated with the water supply pipe 30, the valve shaft 50 is rotatably connected to the valve cavity 44 by the second connector 42 in a penetrating way, the valve cavity 44 can be communicated with the first connector 41 or closed in the rotating process of the valve shaft 50, and the third connector 43 can guide water flow.

The water flow switch mechanism comprises a Hall switch 60 and a magnetic rotor, and the magnetic rotor is rotatably arranged on the third interface 43; the magnetic rotor may be driven to rotate by the water flow when the third interface 43 directs the water flow and generate a magnetic hall signal to turn on the hall switch 60.

On the basis of the above structure, when the low-power consumption gas water heater is used, gas can be led into the burner 20 through the gas pipe for burning, water can be led into the water supply pipe 30 for heat exchange through the burner 20, and thus the heat exchanged water can be led out through the water outlet of the burning shell 10.

When the valve is used, the third interface 43 on the valve body 40 can be communicated with an external water source, water flow can flow in through the third interface 43, the magnetic rotor can be driven by water flow pressure in the water flow guiding process, and the magnetic rotor can generate a magnetic Hall signal in the rotating process of the magnetic rotor, so that the Hall switch 60 is started, and the operation is started at the moment. In this process, the hall switch 60 is turned on only after water enters, instead of the switch being turned on all the time, so that the energy consumption can be reduced.

It should be noted that, the valve shaft 50 may rotate at the second port 42 of the valve body 40, and in the rotating process, the valve shaft 50 is opened to enable the first port 41 to be connected to or disconnected from the valve cavity 44, so as to enable the water path to be connected to or disconnected from. In addition, the magnetic rotor can be a magnet in the prior art, and the magnet is magnetically matched with a magnet arranged in the Hall switch in the rotating process.

Further, the valve shaft 50 in this embodiment includes a first adjustment end and a second adjustment end, with the second adjustment end rotatably coupled to the second port 42 and extending into the valve cavity 44. The second adjusting end is provided with an adjusting cavity 51, the adjusting cavity 51 is provided with an adjusting hole 52, and the adjusting hole 52 can be communicated with or staggered from the first interface 41 when the second adjusting end rotates; the first adjusting end is used for rotating when being stressed.

Of course, the valve shaft 50 may also be rotated to a position in which the adjustment hole 52 is offset from the first port 41, and the valve chamber 44 and the first port 41 are in a non-conductive state, and the waterway is disconnected.

That is, the present utility model can realize the conduction of the parts of the adjusting holes 52 with different apertures to the first interface 41 by the rotation of the valve shaft 50, and realize the increase or decrease of the water quantity, and realize the decrease or increase of the water temperature when the heat exchange is performed with the same heat, that is, the water temperature is controlled by the water quantity.

Further, the inner diameter of the adjustment hole 52 is used to gradually become larger or smaller when the second adjustment end is rotated. The first adjusting end can be operated by a human hand, the first adjusting end rotates to drive the second adjusting end to rotate forward, so that the adjusting hole 52 rotates, the adjusting hole 52 rotates to a position with smaller aperture to be communicated with the second first connector 41, water flow in the valve cavity 44 can enter the adjusting cavity 51 and is led out through the part with smaller aperture of the adjusting hole 52, and at the moment, the water quantity led out through the adjusting hole 52 becomes smaller, namely the water quantity is reduced.

Conversely, the first adjusting end can be operated by a human hand, and the first adjusting end rotates to drive the second adjusting end to reversely rotate, so that the adjusting hole 52 rotates to a position with larger aperture to be communicated with the first connector 41, water flow in the valve cavity 44 can enter the adjusting cavity 51 and be guided out through the part with larger aperture of the adjusting hole 52, and thus the water quantity guided out through the adjusting hole 52 becomes larger, namely the water quantity is increased.

Further, the adjustment aperture 52 includes a first aperture segment 521 and a second aperture segment 522, the first aperture segment 521 extending in the direction of rotation of the second adjustment end; the second bore section 522 extends through to an end of the first bore section 521, the second bore section 522 having an inner diameter greater than the inner diameter of the first bore section 521.

The inner diameter of the adjusting hole 52 in this embodiment may be gradually changed, that is, the inner diameter of the adjusting hole 52 may gradually increase or gradually decrease in the rotation direction of the second adjusting end, the inner diameter of the adjusting hole 52 may be an inclined plane or a conical surface, and the second adjusting end may rotate to continuously switch between the adjusting holes 52 with different inner diameters and the second interface 42, so as to realize adjustment of water volume.

Of course, the adjusting holes 52 with different aperture sizes may be alternatively distributed at intervals in the rotation direction of the second adjusting end, and the adjustment of the water flow rate in the rotation process may be also realized.

Further, the water supply pipe 30 is wound around the outer periphery of the burner 20, so that the heat exchange area between the water supply pipe 30 and the burner 20 can be increased, and the heating efficiency can be improved.

Further, the valve body 40 can be selected as a plastic water valve in the prior art, so that the cost is reduced.

It will be apparent to those skilled in the art from this disclosure that various other changes and modifications can be made which are within the scope of the utility model as defined in the appended claims.

Claims (6)

1. The low-power consumption gas water heater comprises a combustion shell, a water supply pipe, a gas pipe and a combustor, wherein the water supply pipe, the gas pipe and the combustor are all arranged in the combustion shell; the third interface is used for guiding water flow; the water flow switching mechanism comprises a Hall switch and a magnetic rotor, and the magnetic rotor is rotatably arranged on the third interface; the magnetic rotor is used for being driven by water flow to rotate and generating a magnetic Hall signal when the water flow is led into the third interface, so that the Hall switch is turned on.

2. The low power consumption gas water heater as recited in claim 1, wherein said valve shaft includes a first adjustment end and a second adjustment end, said second adjustment end rotatably coupled to said second port and extending into said valve cavity; the second adjusting end is provided with an adjusting cavity, and the adjusting cavity is provided with an adjusting hole; the adjusting hole is used for being communicated with or staggered from the first interface when the second adjusting end rotates; the first adjusting end is used for rotating when being stressed.

3. The low power consumption gas water heater as claimed in claim 2, wherein the inner diameter of the adjusting hole is adapted to be gradually increased or decreased when the second adjusting end is rotated.

4. The low power consumption gas water heater as recited in claim 2, wherein said adjustment aperture includes a first aperture section and a second aperture section, said first aperture section extending in a direction of rotation of said second adjustment end; the second hole section penetrates to the end part of the first hole section, and the inner diameter of the second hole section is larger than that of the first hole section.

5. A low power consumption gas water heater as claimed in any one of claims 1 to 4, wherein said water supply pipe is provided around the periphery of said burner.

6. A low power consumption gas water heater as claimed in any one of claims 1 to 4, wherein said valve body is a plastic water valve.