CN219607039U

CN219607039U - Gas boiler of universal steaming and baking box

Info

Publication number: CN219607039U
Application number: CN202223575017.9U
Authority: CN
Inventors: 商应平; 曹超; 杜合
Original assignee: Shandong Baijie Intelligent Electrical Appliance Co ltd
Current assignee: Shandong Baijie Intelligent Electrical Appliance Co ltd
Priority date: 2022-12-30
Filing date: 2022-12-30
Publication date: 2023-08-29
Anticipated expiration: 2032-12-30

Abstract

The utility model relates to the technical field of steaming and baking boxes, in particular to a gas boiler of a universal steaming and baking box, which comprises a shell, wherein one side of the shell is fixedly connected with a combustion system and a water inlet respectively, the other side of the shell is fixedly connected with a water level pipe, one side of the combustion system is fixedly connected with a combustion chamber, the improved gas boiler is used for preliminarily preheating water in the shell by heat generated when the outer wall of the combustion chamber is exposed to the inside of the shell so as to enable the combustion chamber to burn, namely, the efficiency of gas combustion is fully utilized, the heating deficiency of steam water is avoided, a plurality of heat exchange pipes are fixedly connected between the combustion chamber and a smoke exhaust hood so that the surface area of the heat exchange pipes is greatly increased, the water in the shell is fully heated, the heat generated by gas is fully utilized, a check valve is arranged in the smoke exhaust hood, smoke and dust is prevented from flowing back, so that burning parts are accumulated and damaged, and the service life of the boiler is prolonged.

Description

Gas boiler of universal steaming and baking box

Technical Field

The utility model relates to the technical field of steaming and baking boxes, in particular to a gas boiler of a universal steaming and baking box.

Background

Along with the improvement of the living standard of people, people have general demands on the improvement of health and living quality, so that the steaming oven is gradually used in families and businesses, the mode of the steaming oven is generally divided into an electric steaming oven and a gas steaming oven nowadays, and the gas steaming oven utilizes steam to steam and bake food and the like after heating water through gas of a gas boiler.

The prior patent (publication number: CN 206846692U) discloses a gas boiler, which comprises a mixer, a first combustion chamber, a second combustion chamber and the like, wherein the gas comprises a first part of gas and a second part of gas, the first part of gas and the auxiliary gas enter the first combustion chamber to be combusted once after being mixed in the mixer, namely lean premixed combustion is performed to form a second mixed gas, the residual oxygen of the second mixed gas is lower, and the second mixed gas enters the second combustion chamber after part of heat is dissipated in the first combustion chamber. The second mixed gas is used as fuel gas in the second combustion chamber to be mixed with the second part of fuel gas entering through the second fuel gas pipeline and is subjected to secondary combustion, namely low-oxygen concentration supplementary combustion, so that the flue gas with lower residual oxygen is formed. The gas boiler couples lean premixed combustion and low oxygen concentration supplementary combustion, separates the areas where the two combustions occur, further reduces the emission of nitrogen oxides, has lower residual oxygen concentration in the flue gas, and improves the thermal efficiency of the boiler. The inventors found that the following problems exist in the prior art in the process of implementing the present utility model: the combustion utilization rate of the traditional gas boiler is lower, so that a large amount of heat generated after combustion of gas resources cannot be effectively utilized, and further the cost of resource waste is increased.

Disclosure of Invention

The utility model aims to provide a gas boiler of a universal steam oven so as to solve the problem that the conventional gas boiler provided in the background art is low in combustion utilization rate and causes resource waste and cost increase. In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a gas boiler of omnipotent steam oven, includes the casing, one side of casing is fixedly connected with combustion system and water inlet respectively, the opposite side fixedly connected with water level pipe of casing, one side fixedly connected with combustion chamber of combustion system, the top fixedly connected with a plurality of heat exchange tube of combustion chamber, the one end fixedly connected with enclosure of heat exchange tube, the top fixedly connected with delivery port of casing.

Further preferably, the outer wall of the combustion chamber is exposed to the interior of the housing.

Further preferably, the water inlet is formed in the bottom of one side of the shell.

Further preferably, two ends of the water level pipe are respectively and fixedly connected to the top and the bottom of one side of the shell.

Further preferably, a plurality of heat exchange pipes are fixedly connected between the combustion chamber and the exhaust hood.

Further preferably, a check valve is provided inside the fume extraction hood.

Compared with the prior art, the utility model has the beneficial effects that:

according to the utility model, the water in the shell is preheated primarily by the heat generated when the outer wall of the combustion chamber is exposed to the inside of the shell, so that the efficiency of gas combustion is fully utilized, the deficiency of steam and water heating is avoided, the water inlet is arranged at the bottom of one side of the shell, so that the water is heated for many times when being conveyed to the top, the water can be continuously heated for steam conveying, and the steam oven can continuously work.

According to the utility model, the two ends of the water level pipe are respectively and fixedly connected to the top and the bottom of one side of the shell, so that the water level pipe monitors and controls the water level in the shell by utilizing the communicating vessel principle, the plurality of heat exchange pipes are fixedly connected between the combustion chamber and the exhaust hood, so that the surface area of the heat exchange pipes is greatly increased, the water in the shell is fully heated, the heat generated by fuel gas is fully utilized, the check valve is arranged in the exhaust hood, the smoke dust is discharged, the damage of carbon deposition of combustion parts caused by smoke dust backflow is avoided, and the service life of the boiler is prolonged.

Drawings

FIG. 1 is a schematic view of a front view in half section of the present utility model;

FIG. 2 is a schematic diagram of a front view structure of the present utility model;

fig. 3 is a schematic elevational view of the present utility model.

In the figure: 1. a housing; 2. a combustion system; 3. a water inlet; 4. a water level pipe; 5. a combustion chamber; 6. a heat exchange tube; 7. a smoke exhaust hood; 8. and a water outlet.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which are obtained by a worker of ordinary skill in the art without creative efforts, are within the protection scope of the present utility model based on the embodiments of the present utility model.

Referring to fig. 1 to 3, the present utility model provides a technical solution: the utility model provides a gas boiler of omnipotent steam oven, includes casing 1, and one side of casing 1 is fixedly connected with combustion system 2 and water inlet 3 respectively, and the opposite side fixedly connected with water level pipe 4 of casing 1, one side fixedly connected with combustion chamber 5 of combustion system 2, the top fixedly connected with a plurality of heat transfer pipe 6 of combustion chamber 5, the one end fixedly connected with enclosure 7 of heat transfer pipe 6, the top fixedly connected with delivery port 8 of casing 1.

In the present embodiment, as shown in fig. 1, the outer wall of the combustion chamber 5 is exposed to the inside of the casing 1; it should be noted that, the outer wall of the combustion chamber 5 is exposed to the inside of the casing 1, so that the heat generated during the combustion in the combustion chamber 5 can preliminary preheat the water in the casing 1, thereby fully utilizing the efficiency of the gas combustion and avoiding the insufficient heating of the steam water.

In this embodiment, as shown in fig. 2, the water inlet 3 is provided at the bottom of one side of the casing 1; it should be noted that, the water inlet 3 is disposed at the bottom of one side of the casing 1, so that water is heated for multiple times when being conveyed to the top, and thus water can be continuously heated for conveying water vapor, and further the steaming oven can continuously work.

In this embodiment, as shown in fig. 3, two ends of the water level pipe 4 are fixedly connected to the top and bottom of one side of the casing 1, respectively; it should be noted that, the two ends of the water level pipe 4 are respectively and fixedly connected to the top and the bottom of one side of the casing 1, so that the water level pipe 4 monitors and controls the water level inside the casing 1 by using the principle of a communicating vessel.

In this embodiment, as shown in fig. 1, a plurality of heat exchange tubes 6 are fixedly connected between a combustion chamber 5 and a smoke exhaust hood 7; it should be noted that, the heat exchange tubes 6 are fixedly connected between the combustion chamber 5 and the exhaust hood 7, so that the surface area of the heat exchange tubes 6 is greatly increased, and water in the shell 1 is fully heated, so that heat generated by fuel gas is fully utilized.

In this embodiment, as shown in fig. 1, a check valve is provided inside the fume extraction hood 7; the check valve is arranged in the smoke exhaust hood 7, so that smoke is discharged to avoid the back flow of smoke, the carbon deposition damage of the combustion part is avoided, and the service life of the boiler is prolonged.

The application method and the advantages of the utility model are as follows: when the gas boiler of the universal steaming and baking box is used, the working process is as follows:

as shown in fig. 1, 2 and 3, firstly, fuel gas and air enter the combustion chamber 5 through the combustion system 2, combustion is carried out in the combustion chamber 5, heat after combustion is conveyed to the heat exchange tube 6, water enters the shell 1 from the water inlet 3, when the water passes through the combustion chamber 5, the temperature of the outer wall of the combustion chamber 5 is used for preliminary preheating the water, the water is fully heated to generate water vapor when the water flow rises to the outer wall of the heat exchange tube 6, the water vapor is further discharged from the water outlet 8, the water level tube 4 controls water inflow through monitoring the water level in the shell 1, and smoke dust after combustion is discharged from the smoke exhaust hood 7.

The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the above-described embodiments, and that the above-described embodiments and descriptions are only preferred embodiments of the present utility model, and are not intended to limit the utility model, and that various changes and modifications may be made therein without departing from the spirit and scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a gas boiler of omnipotent oven, includes casing (1), its characterized in that: one side of casing (1) is fixedly connected with combustion system (2) and water inlet (3) respectively, opposite side fixedly connected with water level pipe (4) of casing (1), one side fixedly connected with combustion chamber (5) of combustion system (2), the top fixedly connected with a plurality of heat exchange tube (6) of combustion chamber (5), the one end fixedly connected with enclosure (7) of heat exchange tube (6), the top fixedly connected with delivery port (8) of casing (1).

2. The gas boiler of the universal steam oven as claimed in claim 1, wherein: the outer wall of the combustion chamber (5) is exposed to the interior of the housing (1).

3. The gas boiler of the universal steam oven as claimed in claim 1, wherein: the water inlet (3) is arranged at the bottom of one side of the shell (1).

4. The gas boiler of the universal steam oven as claimed in claim 1, wherein: the two ends of the water level pipe (4) are respectively and fixedly connected to the top and the bottom of one side of the shell (1).

5. The gas boiler of the universal steam oven as claimed in claim 1, wherein: the heat exchange tubes (6) are fixedly connected between the combustion chamber (5) and the exhaust hood (7).

6. The gas boiler of the universal steam oven as claimed in claim 1, wherein: the inside of the fume exhaust hood (7) is provided with a check valve.