CN217818030U

CN217818030U - Full-conversion type hot blast stove of natural gas burner

Info

Publication number: CN217818030U
Application number: CN202221433974.5U
Authority: CN
Inventors: 孙建兴
Original assignee: HEFEI SAIWANG NUTS MACHINERY MANUFACTURING Co
Current assignee: HEFEI SAIWANG NUTS MACHINERY MANUFACTURING Co
Priority date: 2022-06-09
Filing date: 2022-06-09
Publication date: 2022-11-15
Anticipated expiration: 2032-06-09

Abstract

The utility model provides a natural gas combustion machine full conversion formula hot-blast furnace, include: the hot-blast furnace main tank body, the lower extreme is equipped with the combustor in the hot-blast furnace main tank body, the combustor upper end is equipped with shell and tube heat transfer device, be equipped with out the tobacco pipe in the hot-blast furnace main tank body of combustor one side, the blast pipe of combustor passes through the connecting pipe and connects in a tobacco pipe, shell and tube heat transfer device one end is connected with the air intake, the other end is connected with the exhaust pipe, is equipped with the fan on the exhaust pipe, the exhaust pipe is connected to required hot-blast drying equipment. The utility model has the advantages of high heat exchange temperature, high heat utilization rate, small volume, stable heat preservation of the built-in aluminum silicate heat preservation cotton and stable temperature of hot air; meanwhile, the natural gas is used as fuel, so that the heat is high and pollution is avoided; the fresh air is converted into pure clean hot air through the hot-blast stove tubular heat exchange device, and the output hot air has no residual pollution to the baked materials.

Description

Full-conversion type hot blast stove of natural gas burner

Technical Field

The utility model relates to a food drying equipment field specifically is a natural gas combustion machine total conversion formula hot-blast furnace.

Background

At present, most nut roasted seeds and nuts are produced in a production process which comprises an important link of drying, and the heat energy required by drying is generally converted from the heat energy generated by a boiler. The raw materials of the boiler mainly comprise coal and natural gas, the coal is used as a raw material with serious pollution, the use of the coal is strictly controlled by the nation, the use of the coal is forbidden in many places in the nation, and the natural gas is used as a high-cleanness energy source and is selected by more and more enterprises.

However, most of the existing hot blast stove devices are that hot air generated by a burner directly contacts materials, so that the foods of nuts after shelling are dried, peculiar smell of the foods is generated, and the quality of the products is influenced.

SUMMERY OF THE UTILITY MODEL

The technical problem solved by the utility model is to provide a natural gas burner full conversion formula hot-blast furnace to solve the problem of proposing in the above-mentioned background art.

The utility model provides a technical problem adopt following technical scheme to realize: a natural gas burner full conversion hot blast stove comprises: the hot-blast furnace main tank body, the lower extreme is equipped with the combustor in the hot-blast furnace main tank body, the combustor upper end is equipped with shell and tube heat transfer device, and natural gas hot-blast is at the shell and tube internal circulation, and the new trend is at the shell and tube external circulation under the attraction of fan, the blast pipe of combustor is connected in going out the tobacco pipe through burning barrel, return stroke collection smoke chamber, shell and tube, is equipped with air inlet heat exchange shell and tube in going out the tobacco pipe, the box top is equipped with air-supply line connection fresh air room, the other end and is connected with the exhaust pipe, is equipped with the fan on the exhaust pipe, the exhaust pipe is connected to required hot-blast apparatus.

An air inlet filter is arranged on an air inlet of the tube array type heat exchange device, and the air inlet filter is installed on the air inlet of the tube array type heat exchange device through a filter plate fixing clamping seat.

Go out the tobacco pipe upper end and be equipped with tail gas processing apparatus, tail gas processing apparatus passes through the tail gas processing apparatus mount pad and installs on going out the tobacco pipe.

The hot blast stove main box body comprises profile steel supporting frames, profile steel protective baffles are arranged between the profile steel supporting frames, and aluminum silicate heat-insulating cotton layers are arranged in the profile steel protective baffles.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model has the advantages of high heat exchange temperature, high heat utilization rate, small volume, stable heat preservation of the built-in aluminum silicate heat preservation cotton and stable temperature of hot air; meanwhile, the natural gas is used as fuel, so that the heat is high and pollution is avoided; the fresh air is converted into pure hot air through the tube type heat exchange device, the hot air output by the hot blast stove has no residual pollution to the baked materials, and the natural color safety of any finished product food is ensured; the polluted waste gas is discharged through the return smoke collection chamber and the smoke outlet pipe; the whole structure is economic and ingenious, and the manufacturing cost is lower.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a schematic view of the wind flow of the present invention.

Fig. 3 is a schematic view of the exhaust gas discharge of the present invention.

Fig. 4 is a perspective view of the present invention.

Detailed Description

In order to make the technical means, the characteristics of creation, the objects and the functions of the present invention easily understood and appreciated, the present invention will be further explained with reference to the drawings, and unless otherwise specified or limited, the terms "mounted", "connected" and "connected" should be construed broadly, and for example, they may be fixedly connected, detachably connected, integrally connected, mechanically connected, electrically connected, directly connected, indirectly connected through an intermediate medium, and connected between two elements.

Example 1

As shown in fig. 1 to 4, a full conversion type hot blast stove of a natural gas burner comprises: hot-blast furnace main tank body 1, the lower extreme is equipped with combustor 2 in the hot-blast furnace main tank body 1, 2 upper ends of combustor are equipped with shell and tube heat transfer device 3, combustor 2's blast pipe is connected in going out tobacco pipe 6 through combustion barrel 8, one return journey collection smoke-box 4, tubulation, two return journey collection smoke-boxes 9, is equipped with air inlet heat exchange shell and tube 10 in going out tobacco pipe 6, 1 upper end of hot-blast furnace main tank body has supply fresh plenum 11, the other end to be connected with the exhaust pipe, is equipped with fan 5 on the exhaust pipe, the exhaust pipe is connected to required hot-blast drying equipment. And an air inlet filter is arranged on an air inlet of the air supply chamber 11 and is arranged on the air inlet of the air supply chamber through a filter plate fixing clamping seat.

Example 2

As shown in fig. 1 to 4, a full conversion type hot blast stove of a natural gas burner comprises: hot-blast furnace main tank body 1, the lower extreme is equipped with combustor 2 in the hot-blast furnace main tank body 1, combustor 2 provides the heat source and passes through combustion barrel 8 and connecting pipe, and shell and tube heat transfer device 3 is given in the heat supply, in the hot-blast furnace new trend gets into the box through the fresh air room, the new trend is heated into clean hot-blast after shell and tube heat transfer device 3's the outside of tubes flows from top to bottom in the box, the exhaust pipe is connected to required hot-blast apparatus, is supplied with required hot-blast drying equipment by fan 5. The hot blast stove main box body 1 comprises profile steel supporting frames, profile steel protective baffles are arranged between the profile steel supporting frames, and aluminum silicate heat-insulating cotton layers are arranged in the profile steel protective baffles.

Example 3

As shown in fig. 1 to 4, a natural gas combustion engine full-conversion hot blast stove comprises: hot-blast furnace main tank body 1, the lower extreme is equipped with combustor 2 in the hot-blast furnace main tank body 1, 2 upper ends of combustor are equipped with shell and tube heat transfer device 3, the blast pipe of combustor 2 passes through combustion barrel 8, one return stroke collection smoke-box 4, tubulation, two return strokes collection smoke-box 9 and connects in a tobacco pipe 6, is except that the box by a tobacco pipe play.

The fresh air of the utility model enters the box body 1 through the air inlet of the main box body of the hot blast stove; meanwhile, the burner 2 uses natural gas as fuel to provide heat for the tubes of the tube type heat exchange device 3 for heating; fresh air flows through the tubes of the tube type heat exchange devices 3 from top to bottom in the box body and then is heated into clean hot air, and aluminum silicate heat-preservation cotton is arranged in the main box body of the hot blast stove for heat preservation; then a fan 5 below the hot blast stove draws hot air and blows the hot air to drying equipment of the required hot air; the waste gas released by the burner 2 is discharged through a combustion barrel 8, a return smoke collection chamber 4, a tube array and a two-return smoke collection chamber 9 which are connected with a top smoke outlet tube 6 in the box body.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. A natural gas burner full conversion hot blast stove comprises: hot-blast furnace owner box (1), its characterized in that: the lower extreme is equipped with combustor (2) in hot-blast furnace main tank body (1), combustor (2) upper end is equipped with shell and tube heat transfer device (3), combustor (2) provide the heat source and are equipped with out tobacco pipe (6) in hot-blast furnace main tank body (1) of burning bucket (8) through one side, are equipped with air inlet heat exchange shell and tube (10) in play tobacco pipe (6), the blast pipe of combustor (2) is connected in out tobacco pipe (6) through one return smoke collection chamber (4), shell and tube, two return smoke collection chambers (9), shell and tube heat transfer device (3) one end is connected with the air intake, the other end is connected with the exhaust pipe, is equipped with fan (5) on the exhaust pipe, the exhaust pipe is connected to required hot-blast apparatus.

2. The natural gas burner full-conversion hot blast stove according to claim 1, characterized in that: an air filter plate is arranged on an air inlet of the tube type heat exchange device (3), and the air filter plate is installed on the air inlet of the tube type heat exchange device (3) through a filter plate fixing clamping seat.

3. The natural gas burner full-conversion hot blast stove according to claim 1, characterized in that: the upper end of the smoke outlet pipe (6) is provided with a tail gas treatment device, and the tail gas treatment device is installed on the smoke outlet pipe (6) through a tail gas treatment device installation seat.

4. The natural gas burner full-conversion hot blast stove according to claim 1, characterized in that: the hot blast stove main box body (1) comprises profile steel supporting frames, profile steel protective baffles are arranged between the profile steel supporting frames, and aluminum silicate heat-insulating cotton layers are arranged in the profile steel protective baffles.