CN219674459U

CN219674459U - Gas water heater

Info

Publication number: CN219674459U
Application number: CN202320629961.3U
Authority: CN
Inventors: 贾世前; 易华
Original assignee: Zhongshan Nuoben Thermal Energy Technology Co ltd
Current assignee: Zhongshan Nuoben Thermal Energy Technology Co ltd
Priority date: 2023-03-25
Filing date: 2023-03-25
Publication date: 2023-09-12
Anticipated expiration: 2033-03-25

Abstract

The utility model provides a gas water heater, which comprises a shell, a heat exchanger component, a combustion chamber, a gas sectionalizer, a control system and a fan, wherein the shell is provided with a gas inlet; the gas burning device comprises a shell, and is characterized in that a heat exchanger assembly, a combustion chamber, a gas sectionalizer and a fan are sequentially arranged inside the shell from top to bottom, the heat exchanger assembly is arranged above the combustion chamber, the gas sectionalizer comprises a sectionalizer shell, a plurality of nozzles and a gas channel, the nozzles are arranged in the sectionalizer shell, the sectionalizer shell is provided with a partition plate, the sectionalizer shell is divided into three mutually independent gas inlet cavities by the partition plate, three groups of nozzles and three groups of gas channels are respectively and correspondingly arranged in the three gas inlet cavities, the three groups of nozzles are different in number, the three groups of nozzles and the three groups of gas channels are arranged in a line and are mutually parallel, and gas respectively enters the gas inlet cavities through the gas channels and is burnt through the nozzles, so that the control of burning firepower is realized by selecting the opening and closing of the three groups of gas channels.

Description

Gas water heater

Technical Field

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

Background

The two-to-three-section firepower of the traditional gas water heater is difficult to meet the summer bath requirement of small water flow and low temperature rise; meanwhile, the traditional gas water heater heat exchange system is usually made of deoxidized phosphor copper, but the copper material has the characteristics of high unit price and poor corrosion resistance in a hard water environment.

Aiming at the problems, the utility model provides the gas water heater, which adjusts the minimum load of the gas water heater to 1/15 of the maximum load through a multi-section fire power adjusting mode, greatly reduces the minimum heat output of the gas water heater when in operation, and effectively meets the bathing demands of small water flow and low temperature rise in summer. Meanwhile, the heat exchanger component adopts stainless steel materials, the heat exchange efficiency meets the requirements, the cost performance is higher, and the corrosion resistance is good.

Disclosure of Invention

The utility model aims to overcome the defects of the prior art, and provides the gas water heater, which adjusts the minimum load of the gas water heater to 1/15 of the maximum load through a multi-section fire power adjusting mode, so that the minimum heat output of the gas water heater during working is greatly reduced, and the bathing requirements of small water flow and low temperature rise in summer are effectively met. Meanwhile, the heat exchanger component adopts stainless steel materials, the heat exchange efficiency meets the requirements, the cost performance is higher, and the corrosion resistance is good.

The technical scheme adopted for solving the technical problems is as follows: a gas water heater comprises a shell, a heat exchanger component, a combustion chamber, a gas sectionalizer, a control system and a fan; the shell is of a mouth-shaped unilateral open cavity structure, a heat exchanger component, a combustion chamber, a gas sectionalizer and a fan are sequentially arranged in the shell from top to bottom, the air outlet end of the fan is fixedly arranged at the air inlet of the combustion chamber, the gas sectionalizer comprises a sectionalizer shell, a plurality of nozzles and a gas channel, the nozzles are arranged in the sectionalizer shell, the sectionalizer shell is provided with a partition plate, the sectionalizer shell is divided into three mutually independent air inlet cavities, the three air inlet cavities are respectively and correspondingly provided with three groups of nozzles and three groups of gas channels, the three groups of nozzles are arranged in a straight line and are mutually parallel, a plurality of fire rows are sequentially arranged in the combustion chamber, the gas sectionalizer is arranged below the fire rows, and the air outlet of each nozzle is aligned with the inlet of the fire row; after the fuel gas enters the air inlet cavity through the fuel gas channels, the fuel gas is combusted through the nozzles, and combustion firepower is controlled by selecting the opening and closing of the three groups of fuel gas channels.

The heat exchanger component comprises a heat exchange tube, fins, a water inlet tube and a water outlet tube, wherein two ends of the heat exchange tube are respectively connected with the water inlet tube and the water outlet tube.

The heat exchange tube, the fins, the water inlet pipe and the water outlet pipe are all made of stainless steel materials.

The three gas channels are correspondingly provided with three gas regulating valves, the gas quantity entering the gas sectionalizer is controlled by the three gas regulating valves, and the gas quantity is sprayed into the burner group through the nozzles for combustion.

The nozzles are sequentially arranged according to the arrangement direction of the fire rows.

The control system comprises a controller, a water inlet temperature sensor and a water outlet temperature sensor, wherein the controller is arranged on the side face of the shell.

The glass panel is covered on the surface of the shell.

The front surface of the glass panel is provided with decorative layers with different patterns, and the back surface of the glass panel is provided with a glass explosion-proof film.

And a fume collecting hood is arranged above the heat exchanger component.

Compared with the prior art, the utility model has the following beneficial effects: the gas water heater is provided with a multi-section fire power adjusting mode, the minimum load of the gas water heater is adjusted to be 1/15 of the maximum load, the minimum heat output of the gas water heater during working is greatly reduced, and the bathing requirements of small water flow and low temperature rise in summer are effectively met. Meanwhile, the heat exchanger component adopts stainless steel materials, the heat exchange efficiency meets the requirements, the cost performance is higher, and the corrosion resistance is good.

The utility model is described in further detail below with reference to the drawings and examples; the structure of the gas water heater of the present utility model is not limited to the embodiment.

Drawings

FIG. 1 is a schematic view of a gas water heater according to the present utility model;

FIG. 2 is a schematic view of the structure of the gas water heater of the present utility model;

FIG. 3 is a schematic diagram of a split structure of the gas water heater of the present utility model;

FIG. 4 is a schematic view of the heat exchanger assembly of the present utility model;

FIG. 5 is a schematic view of the gas sectionalizer of the present utility model;

FIG. 6 is a cross-sectional view of the gas regulating valve of the present utility model;

FIG. 7 is a schematic view of the structure of a glass panel of the present utility model; wherein reference numerals are as follows:

shell 1

Heat exchanger assembly 2

Heat exchange tube 21

Fins 22

Inlet pipe 23

Outlet pipe 24

Combustion chamber 3

Fire grate 31

Gas sectionalizer 4

Sectionalizer housing 41

Control system 5

Blower 6

Nozzle 7

Gas channel 8

Partition 9

Intake chamber 10

Gas regulating valve 11

Glass panel 12

Front face 121 of panel

Panel back 122

Fume collecting hood 13

Detailed Description

The following description of the embodiments of the present utility model will be made apparent and fully in view of the accompanying drawings, in which some, but not all embodiments of the utility model are shown. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

In the description of the present utility model, it should be noted that the directions or positional relationships indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the devices 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. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. Wherein the terms "first location" and "second location" are two distinct locations and wherein the first feature is "above," "over" and "over" the second feature includes the first feature being directly above and obliquely above the second feature, or simply indicates that the first feature is level above the second feature. The first feature being "under", "below" and "beneath" the second feature includes the first feature being directly under and obliquely below the second feature, or simply means that the first feature is less level than the second feature.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

Embodiments of the present utility model are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are illustrative only and are not to be construed as limiting the utility model.

Examples

Referring to fig. 1 to 7, a gas water heater comprises a housing 1, a heat exchanger assembly 2, a combustion chamber 3, a gas sectionalizer 4, a control system 5 and a fan 6; the shell 1 is of a mouth-shaped unilateral open cavity structure, a heat exchanger component 2, a combustion chamber 3, a gas sectionalizer 4 and a fan 6 are sequentially arranged in the shell 1 from top to bottom, the fan 6 is arranged below the combustion chamber 3, the air outlet end of the fan 6 is fixedly arranged at the air inlet of the combustion chamber, the heat exchanger component 2 is arranged above the combustion chamber 3, the gas sectionalizer 4 comprises a sectionalizer shell 41, a plurality of nozzles 7 and a gas channel 8, the nozzles 7 are arranged in the sectionalizer shell 41, the sectionalizer shell 41 is provided with a partition 9, the sectionalizer shell 41 is divided into three mutually independent air inlet cavities 10, three air inlet cavities 10 are respectively provided with three groups of nozzles 7 and three groups of gas channels 8 correspondingly, the three groups of nozzles 7 are arranged in a straight line and are mutually parallel, a plurality of fire rows 31 are sequentially arranged in the combustion chamber 3, the gas sectionalizer shell 4 is provided below the fire rows 31, and the fire rows 31 are aligned with the fire rows of the nozzles 31; after the fuel gas enters the air inlet cavity 10 through the fuel gas channels 8, the fuel gas is combusted through the nozzles 7, and the combustion firepower is controlled by selecting the opening and closing of the three groups of fuel gas channels 8.

In this embodiment, the heat exchanger assembly 2 includes a heat exchange tube 21, fins 22, a water inlet tube 23 and a water outlet tube 24, and two ends of the heat exchange tube 21 are respectively connected with the water inlet tube 23 and the water outlet tube 24.

In this embodiment, the heat exchange tube 21, the fins 22, the water inlet tube 23 and the water outlet tube 24 are made of stainless steel materials.

In this embodiment, three gas adjusting valves 11 are correspondingly disposed at the three gas passages 8, and the gas quantity entering the gas sectionalizer 4 is controlled by the three gas adjusting valves 11, and is injected into the burner 3 group for combustion through the nozzle 7.

In this embodiment, the nozzles 7 are sequentially arranged in the arrangement direction of the fire rows 31.

In this embodiment, the control system 5 includes a controller, a water inlet temperature sensor and a water outlet temperature sensor, and the controller is installed on the side surface of the housing.

In this embodiment, a glass panel 12 is further included and covers the surface of the housing 1.

In this embodiment, the front surface 121 of the glass panel is provided with decorative layers with different patterns, and the back surface 122 of the glass panel is provided with a glass explosion-proof film.

In this embodiment, a fume collecting hood 13 is disposed above the heat exchanger assembly 2.

The foregoing is merely a preferred embodiment of the present utility model and is not intended to limit the present utility model in any way. While the utility model has been described with reference to preferred embodiments, it is not intended to be limiting. Many possible variations and modifications of the disclosed technology can be made by anyone skilled in the art, or be modified to equivalent embodiments, without departing from the scope of the technology. Therefore, any simple modification, equivalent variation and modification of the above embodiments according to the technical substance of the present utility model shall fall within the scope of the technical solution of the present utility model.

Claims

1. A gas water heater, characterized in that: comprises a shell, a heat exchanger component, a combustion chamber, a gas sectionalizer, a control system and a fan; the shell is of a mouth-shaped unilateral open cavity structure, a heat exchanger component, a combustion chamber, a gas sectionalizer and a fan are sequentially arranged in the shell from top to bottom, the air outlet end of the fan is fixedly arranged at the air inlet of the combustion chamber, the gas sectionalizer comprises a sectionalizer shell, a plurality of nozzles and a gas channel, the nozzles are arranged in the sectionalizer shell, the sectionalizer shell is provided with a partition plate, the sectionalizer shell is divided into three mutually independent air inlet cavities, the three air inlet cavities are respectively and correspondingly provided with three groups of nozzles and three groups of gas channels, the three groups of nozzles are arranged in a straight line and are mutually parallel, a plurality of fire rows are sequentially arranged in the combustion chamber, the gas sectionalizer is arranged below the fire rows, and the air outlet of each nozzle is aligned with the inlet of the fire row; after the fuel gas enters the air inlet cavity through the fuel gas channels, the fuel gas is combusted through the nozzles, and combustion firepower is controlled by selecting the opening and closing of the three groups of fuel gas channels.

2. The gas water heater as recited in claim 1, wherein: the heat exchanger component comprises a heat exchange tube, fins, a water inlet tube and a water outlet tube, wherein two ends of the heat exchange tube are respectively connected with the water inlet tube and the water outlet tube.

3. The gas water heater as recited in claim 2, wherein: the heat exchange tube, the fins, the water inlet pipe and the water outlet pipe are all made of stainless steel materials.

4. The gas water heater as recited in claim 1, wherein: the three gas channels are correspondingly provided with three gas regulating valves, the gas quantity entering the gas sectionalizer is controlled by the three gas regulating valves, and the gas quantity is sprayed into the burner group through the nozzles for combustion.

5. The gas water heater as recited in claim 1, wherein: the nozzles are sequentially arranged according to the arrangement direction of the fire rows.

6. The gas water heater as recited in claim 1, wherein: the control system comprises a controller, a water inlet temperature sensor and a water outlet temperature sensor, wherein the controller is arranged on the side face of the shell.

7. The gas water heater as recited in claim 1, wherein: the glass panel is covered on the surface of the shell.

8. The gas water heater as recited in claim 7, wherein: the front surface of the glass panel is provided with decorative layers with different patterns, and the back surface of the glass panel is provided with a glass explosion-proof film.

9. The gas water heater as recited in claim 1, wherein: and a fume collecting hood is arranged above the heat exchanger component.