CN216953573U

CN216953573U - Gas water heater

Info

Publication number: CN216953573U
Application number: CN202220011784.8U
Authority: CN
Inventors: 张省委
Original assignee: Guangdong Dengma Thermal Technology Co ltd
Current assignee: Guangdong Dengma Thermal Technology Co ltd
Priority date: 2022-01-05
Filing date: 2022-01-05
Publication date: 2022-07-12
Anticipated expiration: 2032-01-05

Abstract

The utility model relates to the technical field of household appliances and discloses a gas water heater which comprises a shell, wherein a combustor is arranged inside the shell, a hot water cavity is fixedly connected to the upper surface of the combustor, a cold water cavity is fixedly connected to the upper surface of the hot water cavity, a heat exchanger is arranged on the outer side of the hot water cavity, a controller is arranged inside the shell, an igniter is fixedly connected to the lower surface of the combustor, a fan is arranged inside the shell, a water inlet connector is fixedly connected to the lower surface of the shell, and a water quantity sensor is arranged on the surface of the water inlet connector. This gas heater is through being connected on the proportional valve by water piping connection between hot water cavity and the cold water cavity, comes the balanced distribution water yield to reach and sets for the temperature, and this kind of mode is controlled and is provided more stable hot water more easily, gets into the combustor through gas solenoid valve direct control gas, does not need the use of ration restriction gas, reaches the effect of rapid heating.

Description

Gas water heater

Technical Field

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

Background

The gas water heater is also called as a gas water heater, and refers to a gas appliance which takes gas as fuel and transfers heat to cold water flowing through a heat exchanger in a combustion heating mode so as to achieve the purpose of preparing hot water.

The utility model relates to a gas water heater, which is characterized in that the heating of water by a common gas water heater is completed by controlling the combustion quantity and the combustion speed of gas when the heating water reaches a set temperature, sometimes the water is cooled and heated intermittently when hot water is used, the condition is not only caused by residual water cooling in a water pipe between the water heater and a water switch, but also has the important point that the heating is interrupted when the gas switch is switched on and off along with the time when hot water is used frequently, and the utility model changes the mode of controlling the gas to realize the temperature control into the mode of controlling the proportion of the cold water and the hot water.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Aiming at the defects of the prior art, the utility model provides the gas water heater which has the advantages of stably and quickly providing hot water and solves the problem of unstable hot water supply in the heating process of a common water heater.

(II) technical scheme

In order to realize the purpose of stably and quickly providing hot water, the utility model provides the following technical scheme: a gas water heater comprises a shell, a burner is arranged in the shell, a hot water cavity is fixedly connected with the upper surface of the burner, the upper surface of the hot water cavity is fixedly connected with a cold water cavity, the outer side of the hot water cavity is provided with a heat exchanger, a controller is arranged in the shell, an igniter is fixedly connected to the lower surface of the burner, a fan is arranged in the shell, a water inlet joint is fixedly connected with the lower surface of the shell, the surface of the water inlet joint is provided with a water quantity sensor, the interior of the shell is provided with a microswitch, the lower surface of the shell is fixedly connected with an air inlet joint, the surface of the air inlet joint is provided with a gas electromagnetic valve, the lower surface of the shell is fixedly connected with a water outlet joint, the surface of the water outlet joint is provided with a temperature sensor, and a proportional valve is arranged inside the shell.

Preferably, the burner is in communication with a heat exchanger.

Preferably, the heat exchanger is made of pure copper.

Preferably, the igniter, the fan, the water quantity sensor, the micro switch, the gas electromagnetic valve, the temperature sensor and the proportional valve are connected with the controller and controlled by the controller.

Preferably, the hot water cavity, the cold water cavity, the temperature sensor and the proportional valve are connected through a heat-resistant water pipe.

Preferably, the outer sides of the hot water cavity and the cold water cavity are connected with water pipes, and the position of the water inlet pipe is higher than that of the water outlet pipe.

(III) advantageous effects

Compared with the prior art, the utility model provides a gas water heater, which has the following beneficial effects:

1. this gas heater is through being connected on the proportional valve by water piping between hot water cavity and the cold water chamber, comes the balanced distribution water yield to reach and sets for the temperature, and this kind of mode is controlled and provides more stable hot water more easily.

2. This gas heater, through gas solenoid valve direct control gas entering combustor, need not the use of ration restriction gas, reach the effect of rapid heating.

Drawings

FIG. 1 is a schematic structural view of the present invention;

in the figure: 1. a housing; 2. a burner; 3. a hot water chamber; 4. a cold water chamber; 5. a heat exchanger; 6. a controller; 7. an igniter; 8. a fan; 9. a water inlet joint; 10. a water quantity sensor; 11. a microswitch; 12. an air inlet joint; 13. a gas solenoid valve; 14. a water outlet joint; 15. a temperature sensor; 16. a proportional valve;

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. 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.

Referring to fig. 1, a gas water heater comprises a housing 1, a burner 2 is arranged inside the housing 1, a hot water cavity 3 is fixedly connected to the upper surface of the burner 2, a cold water cavity 4 is fixedly connected to the upper surface of the hot water cavity 3, water pipes are connected to the outer sides of the hot water cavity 3 and the cold water cavity 4, the position of the water inlet pipe is higher than that of the water outlet pipe, a heat exchanger 5 is arranged on the outer side of the hot water cavity 3, the heat exchanger 5 is made of pure copper, the pure copper has better heat conductivity and can rapidly conduct cold water heat, the burner 2 is communicated with the heat exchanger 5, a controller 6 is arranged inside the housing 1, an igniter 7, a fan 8, a water quantity sensor 10, a micro switch 11, a gas electromagnetic valve 13, a temperature sensor 15 and a proportional valve 16 are connected with the controller 6 and controlled by the controller 6, an igniter 7 is fixedly connected to the lower surface of the burner 2, and a fan 8 is arranged inside the housing 1, the lower fixed surface of shell 1 is connected with water supply connector 9, water supply connector 9's surface is provided with water level sensor 10, the inside of shell 1 is provided with micro-gap switch 11, the lower fixed surface of shell 1 is connected with air inlet connector 12, air inlet connector 12's surface is provided with gas solenoid valve 13, the lower fixed surface of shell 1 is connected with water outlet connector 14, water outlet connector 14's surface is provided with temperature sensor 15, the inside of shell 1 is provided with proportional valve 16, hot water chamber 3, cold water chamber 4, temperature sensor 15, connect through the hot water resisting pipe between the proportional valve 16.

When cold water enters the water heater from the water inlet connector 9, the cold water enters the hot water cavity 3 and the cold water cavity 4 through the water quantity sensor 10, meanwhile, the micro switch 11 detects that water flow exists, signals are sent to the controller 6, the controller 6 opens the gas electromagnetic valve 13, at the moment, gas enters the combustor 2 from the gas inlet connector 12, the igniter 7 starts ignition, cold water and hot water respectively flow out from the water outlet pipes of the cold water cavity 4 and the hot water cavity 3, are distributed through the proportional valve 16, then pass through the temperature sensor 15 and flow out from the water outlet connector 14.

In conclusion, according to the gas water heater, the hot water cavity 3 and the cold water cavity 4 are connected to the proportional valve 16 through the water pipe, the balanced water distribution amount reaches the set water temperature, the mode is easier to control and provides more stable hot water, the gas is directly controlled to enter the combustor 2 through the gas electromagnetic valve 13, the use of the gas is not required to be limited quantitatively, and the effect of rapid heating is achieved.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A gas water heater comprising a casing (1), characterized in that: the combustor is characterized in that a combustor (2) is arranged in the shell (1), a hot water cavity (3) is fixedly connected to the upper surface of the combustor (2), a cold water cavity (4) is fixedly connected to the upper surface of the hot water cavity (3), a heat exchanger (5) is arranged on the outer side of the hot water cavity (3), a controller (6) is arranged in the shell (1), an igniter (7) is fixedly connected to the lower surface of the combustor (2), a fan (8) is arranged in the shell (1), a water inlet connector (9) is fixedly connected to the lower surface of the shell (1), a water quantity sensor (10) is arranged on the surface of the water inlet connector (9), a micro switch (11) is arranged in the shell (1), an air inlet connector (12) is fixedly connected to the lower surface of the shell (1), and a gas electromagnetic valve (13) is arranged on the surface of the air inlet connector (12), the lower surface fixedly connected with of shell (1) goes out water joint (14), the surface of going out water joint (14) is provided with temperature sensor (15), the inside of shell (1) is provided with proportional valve (16).

2. A gas water heater according to claim 1, wherein: the burner (2) is communicated with the heat exchanger (5).

3. A gas water heater as defined in claim 1, wherein: the heat exchanger (5) is made of pure copper.

4. A gas water heater according to claim 1, wherein: the igniter (7), the fan (8), the water quantity sensor (10), the micro switch (11), the gas electromagnetic valve (13), the temperature sensor (15) and the proportional valve (16) are all connected with the controller (6) and are controlled by the controller (6).

5. A gas water heater as defined in claim 1, wherein: the hot water cavity (3), the cold water cavity (4), the temperature sensor (15) and the proportional valve (16) are connected through a heat-resistant water pipe.

6. A gas water heater as defined in claim 1, wherein: the outer sides of the hot water cavity (3) and the cold water cavity (4) are connected with water pipes, and the positions of the water inlet pipes are higher than those of the water outlet pipes.