CN221424915U - Energy-saving device of gas boiler - Google Patents

Abstract

The utility model discloses an energy-saving device of a gas boiler, which comprises a box body, wherein a combustion chamber is arranged in the box body, a gas inlet pipe and a smoke exhaust pipe are arranged on the box body, the gas inlet pipe and the smoke exhaust pipe are both communicated with the combustion chamber, and a radiating pipe is arranged on the smoke exhaust pipe. The smoke discharging inner pipe and the air pipe are matched, so that heat in the central part of the smoke discharging pipe is utilized, and air in the air pipe is heated by the heat of the smoke discharging inner pipe and the smoke in the smoke discharging pipe, so that the temperature of the air entering the combustion chamber is increased, and the aim of saving energy is fulfilled; through the arrangement of the preheating pipe, when the heat dissipation pipe is used for utilizing the heat of the smoke in the smoke exhaust pipe, the temperature of the smoke exhaust position at the top end of the smoke exhaust pipe is not too low, and the damage to the smoke exhaust pipe caused by the generation of smoke condensate water is avoided.

Description

Energy-saving device of gas boiler

Technical Field

The utility model relates to the technical field of energy conservation of gas boilers, in particular to an energy-saving device of a gas boiler.

Background

The gas boiler is the most economical as the fuel is gas boiler, and the gas boiler, the oil boiler and the electric boiler are compared, so most people choose the gas boiler as boiler equipment for steam, heating and bathing. Energy is saved, namely the energy consumption is reduced as much as possible, and the products with the same quantity and quality as the original products are produced; or the same amount of energy consumption is used for producing products with better quality than the original amount or the same amount.

When the gas boiler is used for combustion, a part of flue gas is often generated, and the flue gas generally carries a large amount of heat.

In the prior art, a preheating water pipe is arranged on the outer side of a smoke exhaust pipe to utilize heat in smoke, but the heat of the smoke in the central part of the smoke exhaust pipe is difficult to utilize because the smoke exhaust pipe is thicker, a water inlet of the preheating water pipe is usually arranged at the top end smoke exhaust part of the smoke exhaust pipe, and the temperature of water flowing into the preheating water pipe is lower, so that smoke condensate water formed by the smoke causes loss to a chimney.

Disclosure of utility model

Accordingly, it is necessary to provide an energy-saving device for a gas boiler in order to solve the above-mentioned problems.

In order to achieve the above purpose, the utility model provides an energy-saving device of a gas boiler, which comprises a box body, wherein a combustion chamber is arranged in the box body, a gas inlet pipe and a smoke exhaust pipe are arranged on the box body, the gas inlet pipe and the smoke exhaust pipe are both communicated with the combustion chamber, and a radiating pipe is arranged on the smoke exhaust pipe.

Preferably, a hot water chamber is arranged in the box body, the hot water chamber is positioned at the outer side of the combustion chamber, a water outlet pipe is arranged on the box body and communicated with the hot water chamber, a radiating pipe is communicated with the hot water chamber, and a preheating pipe part is positioned in the hot water chamber.

Preferably, the air pipe is spirally arranged outside the smoke discharging inner pipe.

Preferably, a heat preservation layer is arranged on the box body and positioned outside the preheating pipe.

Preferably, the combustion chamber is provided with a mixing pipe, and the air inlet pipe and the gas inlet pipe are communicated with the combustion chamber through the mixing pipe.

Preferably, solenoid valves are arranged on the air inlet pipe and the fuel inlet pipe.

Compared with the prior art, the technical scheme has at least one of the following beneficial effects:

the heat in the central part of the smoke exhaust pipe is utilized through the matching arrangement of the smoke exhaust inner pipe and the air pipe, and the air in the air pipe is heated through the heat of the smoke exhaust inner pipe and the smoke in the smoke exhaust pipe, so that the temperature of the air entering the combustion chamber is increased, and the aim of saving energy is fulfilled;

Through the arrangement of the preheating pipe, when the heat dissipation pipe is used for utilizing the heat of the smoke in the smoke exhaust pipe, the temperature of the smoke exhaust position at the top end of the smoke exhaust pipe is not too low, and the damage to the smoke exhaust pipe caused by the generation of smoke condensate water is avoided.

Drawings

FIG. 1 is a front cross-sectional view of an embodiment of the present utility model;

FIG. 2 is a perspective view of an embodiment of the present utility model;

In the figure, 1, a box body; 2. a combustion chamber; 3. a gas inlet pipe; 4. a smoke exhaust pipe; 5. a heat radiating pipe; 6. a smoke exhaust inner tube; 7. an air tube; 8. an air inlet; 9. an air inlet pipe; 10. a water inlet; 11. a preheating tube; 12. a hot water chamber; 13. a water outlet pipe; 14. a heat preservation layer; 15. a mixing tube; 16. a solenoid valve.

Detailed Description

In order that the above objects, features and advantages of the utility model will be readily understood, a more particular description of the utility model will be rendered by reference to the appended drawings. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present utility model. The present utility model may be embodied in many other forms than described herein and similarly modified by those skilled in the art without departing from the spirit of the utility model, whereby the utility model is not limited to the specific embodiments disclosed below.

Referring to fig. 1 to 2, an embodiment of the application provides an energy-saving device for a gas boiler, which comprises a box body 1, wherein a combustion chamber 2 is arranged in the box body 1, a gas inlet pipe 3 and a smoke exhaust pipe 4 are arranged on the box body 1, the gas inlet pipe 3 and the smoke exhaust pipe 4 are communicated with the combustion chamber 2, a radiating pipe 5 is arranged on the smoke exhaust pipe 4, a smoke exhaust inner pipe 6 is arranged in the smoke exhaust pipe 4, the smoke exhaust inner pipe 6 is fixed through a bracket arranged in the smoke exhaust pipe 4, an air pipe 7 is arranged on the smoke exhaust inner pipe 6, the air pipe 7 is communicated with the outside through an air inlet 8, an air inlet pipe 9 is arranged on the box body 1, the air inlet pipe 9 is communicated with the air pipe 7 and the combustion chamber 2, a water inlet 10 is arranged on the box body 1, a water inlet 11 is arranged in the box body 1, the water inlet 10 is communicated with the input end of the preheating pipe 11, and the output end of the preheating pipe 11 extends out of the box body 1 to be communicated with the top end of the radiating pipe 5.

In this embodiment, when the gas boiler starts to operate, air and natural gas are fed through the air inlet 8 and the gas inlet pipe 3, the fed natural gas combusts and dissipates heat in the combustion chamber 2, and smoke generated by combustion is discharged from the smoke discharge pipe 4 and the smoke discharge inner pipe 6, heat of the smoke in the smoke discharge pipe 4 is absorbed by the heat dissipation pipe 5 outside the smoke discharge pipe 4, and cold water is fed by the heat dissipation pipe 5 through the water inlet 10 to absorb the smoke in the smoke discharge pipe 4. During smoke discharging, the smoke heat in the smoke discharging inner pipe 6 is absorbed by cold air conveyed into the air pipe 7 by the air inlet 8, and the hot air after heat absorption is conveyed into the combustion chamber 2 through the air inlet pipe 9 communicated with the air pipe 7, so that the temperature of air during combustion is increased, and the aim of saving energy is fulfilled. Cold water entering from the water inlet 10 is preheated in the box body 1 by the preheating pipe 11, so that the temperature of the flue gas in the flue gas discharge pipe 4 is not too low when the top end of the flue gas discharge pipe 4 is discharged, and the damage of flue gas condensate water to the flue gas discharge pipe 4 is avoided.

In some embodiments, to facilitate the utilization of the preheated water in the radiating pipe 5, a hot water chamber 12 is installed in the box 1, the hot water chamber 12 is located outside the combustion chamber 2, a water outlet pipe 13 is installed on the box 1, the water outlet pipe 13 is communicated with the hot water chamber 12, the radiating pipe 5 is communicated with the hot water chamber 12, and the preheating pipe 11 is partially located in the hot water chamber 12. The preheated water in the radiating pipe 5 finally flows into the hot water chamber 12, becomes hot water for people to use after being heated by the combustion chamber 2, and is partially arranged in the hot water chamber 12 through the preheating pipe 11, so that the preheating of cold water in the preheating pipe 11 is improved when the temperature is lower.

In some embodiments, to further improve the utilization of the heat of the flue gas in the inner flue gas tube 6, the air tube 7 is arranged helically outside the inner flue gas tube 6.

In some embodiments, to facilitate heat preservation of the radiating pipe 5, a heat preservation layer 14 is installed on the box 1, and the heat preservation layer 14 is located outside the preheating pipe 11.

In some embodiments, to further improve the combustion efficiency of the natural gas, a mixing pipe 15 is installed on the combustion chamber 2, and the air inlet pipe 9 and the gas inlet pipe 3 are communicated with the combustion chamber 2 through the mixing pipe 15. The natural gas and the oxygen in the air are fully mixed, so that the natural gas can be fully combusted conveniently.

In some embodiments, to facilitate the use of the gas boiler, the electromagnetic valve 16 is installed on each of the gas inlet pipe 9 and the gas inlet pipe 3.

The technical features of the above embodiments may be arbitrarily combined, and all possible combinations of the technical features in the above embodiments are not described for brevity of description, however, as long as there is no contradiction between the combinations of the technical features, they should be considered as the scope of the description.

The foregoing examples illustrate only a few embodiments of the utility model, which are described in detail and are not to be construed as limiting the scope of the utility model. It should be noted that it will be apparent to those skilled in the art that several variations and modifications can be made without departing from the spirit of the utility model, which are all within the scope of the utility model. Accordingly, the scope of protection of the present utility model is to be determined by the appended claims.

In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the device or element being referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore 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 a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In the description of the present utility model, the meaning of "plurality" means at least two, for example, two, three, etc., unless specifically defined otherwise.

In the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly, through intermediaries, or both, may be in communication with each other or in interaction with each other, unless expressly defined otherwise. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

Claims (6)

1. The utility model provides a gas boiler economizer, includes box (1), box (1) internally mounted has combustion chamber (2), installs on box (1) and advances gas pipe (3), exhaust pipe (4), advances gas pipe (3), exhaust pipe (4) all and combustion chamber (2) intercommunication, installs cooling tube (5) on exhaust pipe (4), a serial communication port, install in exhaust pipe (4) and discharge fume inner tube (6), install air tube (7) on discharging fume inner tube (6), air tube (7) are through air inlet (8) and external intercommunication, install intake pipe (9) on box (1), intake pipe (9) and air tube (7), combustion chamber (2) intercommunication, install water inlet (10) on box (1), install preheating tube (11) in box (1), water inlet (10) and preheating tube (11)'s input intercommunication, preheating tube (11) output extends out box (1) and cooling tube (5) top intercommunication.

2. The energy-saving device of a gas boiler according to claim 1, wherein a hot water chamber (12) is arranged in the box body (1), the hot water chamber (12) is positioned outside the combustion chamber (2), a water outlet pipe (13) is arranged on the box body (1), the water outlet pipe (13) is communicated with the hot water chamber (12), the radiating pipe (5) is communicated with the hot water chamber (12), and the preheating pipe (11) is partially positioned in the hot water chamber (12).

3. A gas boiler energy saving device according to claim 1, characterized in that the air pipe (7) is spirally arranged outside the inner flue gas pipe (6).

4. The energy-saving device of a gas boiler according to claim 1, wherein the heat preservation layer (14) is arranged on the box body (1), and the heat preservation layer (14) is arranged outside the preheating pipe (11).

5. The energy-saving device of a gas boiler according to claim 1, wherein the combustion chamber (2) is provided with a mixing pipe (15), and the gas inlet pipe (9) and the gas inlet pipe (3) are communicated with the combustion chamber (2) through the mixing pipe (15).

6. The energy-saving device of a gas boiler according to claim 1, wherein electromagnetic valves (16) are arranged on the gas inlet pipe (9) and the gas inlet pipe (3).