CN214841726U

CN214841726U - Hot-blast stove for cultivation

Info

Publication number: CN214841726U
Application number: CN202121129204.7U
Authority: CN
Inventors: 梁坤龙; 程何康; 张小猛; 岳恒磊; 王骞; 谢辉; 赵明; 冯少华
Original assignee: Henan Zhixin Boiler Technology Innovation Co ltd
Current assignee: Henan Zhixin Boiler Technology Innovation Co ltd
Priority date: 2021-05-21
Filing date: 2021-05-21
Publication date: 2021-11-23
Anticipated expiration: 2031-05-21

Abstract

The utility model provides a hot-blast furnace for breed relates to hot-blast furnace technical field, include: the burner comprises a burner and a furnace body, wherein the furnace body comprises a first cylinder, a second cylinder, a third cylinder and a fourth cylinder which are sequentially sleeved from inside to outside; a first channel is formed in the first cylinder, a second channel is formed between the first cylinder and the second cylinder, a third channel is formed between the second cylinder and the third cylinder, and a fourth channel is formed between the third cylinder and the fourth cylinder; the furnace body is provided with a flue gas inlet, a flue gas outlet, an air inlet and an air outlet; the first end of the first channel is communicated with the combustor through the flue gas inlet, the second end of the first channel is communicated with the first end of the third channel, and the second end of the third channel is communicated with the flue gas outlet; the first end of the second channel is communicated with the air inlet, the second end of the second channel is communicated with the first end of the fourth channel, and the second end of the fourth channel is communicated with the air outlet. The cold air is subjected to twice heat exchange, so that the heat exchange area is larger, the heat exchange efficiency is higher, and the energy is saved.

Description

Hot-blast stove for cultivation

Technical Field

The utility model belongs to the technical field of the hot-blast furnace technique and specifically relates to a breed and use hot-blast furnace.

Background

Hot blast stoves are heat power machines which have been widely used in our country in the end of the 20 th century 70 s, and have become the upgrading products of electric heat sources and traditional steam power heat sources in many industries, including direct hot blast stoves and indirect hot blast stoves. The indirect hot blast stove comprises a heat accumulating type hot blast stove and a heat exchange type hot blast stove, and the multi-purpose heat exchange in the breeding industry is that the hot blast stove supplies heat. The principle of the heat exchange type hot blast stove is that fuel gas is fully combusted in a combustor, hot flue gas after combustion is converted into hot gas through a heat exchanger by exchanging heat for cold air, and the hot gas is discharged for heat supply.

The existing hot blast stove for cultivation has the advantages that hot flue gas flows at the inner layer, cold air flows at the outer layer for heat exchange, the single-layer heat exchange efficiency is low, the heat exchange area is small, and the energy consumption is high.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a hot-blast furnace is used in breed, hot flue gas passageway and air conditioning passageway all set up double-deck and interval setting, have increased heat transfer area, have improved heat exchange efficiency, have reduced the energy consumption, have higher practical value.

In order to achieve the above purpose, the utility model provides a following technical scheme:

the utility model provides a pair of hot-blast furnace is used in breed, include: the burner comprises a burner and a furnace body, wherein the furnace body comprises a first cylinder, a second cylinder, a third cylinder and a fourth cylinder which are sequentially sleeved from inside to outside; a first channel is formed inside the first cylinder, a second channel is formed between the first cylinder and the second cylinder, a third channel is formed between the second cylinder and the third cylinder, and a fourth channel is formed between the third cylinder and the fourth cylinder; the furnace body is provided with a flue gas inlet, a flue gas outlet, an air inlet and an air outlet; the first end of the first channel is communicated with the combustor through the flue gas inlet, the second end of the first channel is communicated with the first end of the third channel, and the second end of the third channel is communicated with the flue gas outlet; the first end of the second channel is communicated with the air inlet, the second end of the second channel is communicated with the first end of the fourth channel, and the second end of the fourth channel is communicated with the air outlet.

Optionally, the furnace body further comprises a fifth cylinder and a sixth cylinder which are sequentially sleeved on the periphery of the fourth cylinder, a fifth channel is formed between the fifth cylinder and the fourth pipeline, a sixth channel is formed between the sixth cylinder and the fifth cylinder, a second end of the third channel is communicated with a first end of the fifth channel, and a second end of the fifth channel is communicated with the flue gas outlet; and the second end of the fourth channel is communicated with the first end of the sixth channel, and the second end of the sixth channel is communicated with the air outlet.

Optionally, an air blower is arranged at the air inlet and used for blowing air into the air inlet.

Optionally, the smoke outlet is provided with an induced draft fan, and the induced draft fan is used for drawing air in the smoke outlet.

Optionally, a drain port for draining condensed water is arranged at the bottom of the furnace body, and the drain port is communicated with the sixth pipeline.

Optionally, the two water outlets are respectively located at two sides of the furnace body.

Optionally, two air inlets are provided.

Optionally, two air outlets are provided.

Optionally, a fire observation hole is arranged on the furnace body, and the fire observation hole is sealed through glass.

Optionally, a gas leak detector is arranged on the burner.

The utility model provides a technical scheme can include following beneficial effect:

the utility model provides a hot-blast furnace is used in breed, cold wind is through twice heat transfer, and heat transfer area is bigger, and heat exchange efficiency is higher, the energy can be saved.

It is to be understood that both the foregoing general description and the following detailed description are exemplary and explanatory only and are not restrictive of the application.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

FIG. 1 is a schematic view of the internal structure of a hot blast stove for cultivation according to an embodiment of the present invention;

FIG. 2 is a front view of a hot blast stove for cultivation according to an embodiment of the present invention;

fig. 3 is a side view of the hot blast stove for cultivation in the embodiment of the utility model.

In the figure: 1. a burner; 2. a furnace body; 21. a first cylinder; 22. a second cylinder; 23. a third cylinder; 24. a fourth cylinder; 25. a fifth cylinder; 26. a sixth cylinder; 3. a first channel; 4. a second channel; 5. a third channel; 6. a fourth channel; 7. a flue gas inlet; 8. a flue gas outlet; 9. an air inlet; 10. an air outlet; 11. a fifth channel; 12. a sixth channel; 13. a water outlet; 14. and 4, fire observation holes.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention clearer, the technical solutions of the present invention will be described in detail below. It is to be understood that the embodiments described are only some embodiments of the invention, and not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

The specific embodiment of the utility model provides a hot-blast furnace is used in breed, as shown in fig. 1 and fig. 2, include: a burner 1 and a furnace body 2, the furnace body 2 comprising a first cylinder 21 and a second cylinder 22. The second cylinder 22 is fitted around the first cylinder 21 such that the first passage 3 is formed inside the first cylinder 21 and the second passage 4 is formed between the first cylinder 21 and the second cylinder 22. The furnace body 2 further comprises a third cylinder 23, and the third cylinder 23 is sleeved on the periphery of the second cylinder 22, so that a third channel 5 is formed between the second cylinder 22 and the third cylinder 23.

Wherein the first channel 3 has a first end and a second end and the third channel 5 has a first end and a second end. A first connecting pipe is provided between the side walls of the first cylinder 21 and the second cylinder 22 such that one end of the first connecting pipe passes through the first cylinder 21 to communicate with the first channel 3 and the other end passes through the second cylinder 22 to communicate with the third channel 5, thereby allowing the first connecting pipe to communicate the second end of the first channel 3 with the first end of the third channel 5 and serving as a supporting and fixing function. The furnace body 2 is provided with a flue gas inlet 7 and a flue gas outlet 8, the first end of the first channel 3 is communicated with the flue gas inlet 7, the second end of the third channel 5 is communicated with the flue gas outlet 8, and the flue gas inlet 7 is communicated with the combustor 1. Hot flue gas generated by combustion of the combustor 1 enters from the flue gas inlet 7, passes through the first channel 3 and the third channel 5 in sequence and is discharged from the flue gas outlet 8.

The furnace body 2 further comprises a fourth cylinder 24, and the fourth cylinder 24 is sleeved on the periphery of the third cylinder 23, so that a fourth channel 6 is formed between the third cylinder 23 and the fourth cylinder 24. Wherein the second channel 4 has a first end and a second end and the fourth channel 6 has a first end and a second end. One end of the first cylinder 21 is closed by a first end cap and the second end of the first cylinder 21 is closed by a first end cap. The end of the fourth cylinder 24 remote from the first end cap is closed by a third end cap, a passageway being formed between the second cylinder 22 and the third end cap to communicate the second end of the second channel 4 with the first end of the fourth channel 6. An air inlet 9 and an air outlet 10 are arranged on the furnace body 2, the first end of the second channel 4 is communicated with the air inlet 9, and the second end of the fourth channel 6 is communicated with the air outlet 10. And cold air enters from the air inlet 9 and sequentially passes through the second channel 4 and the fourth channel 6, and when flowing in the second channel 4 and the fourth channel 6, the cold air exchanges heat with hot flue gas flowing in the first channel 3 and the third channel 5, and the cold air is changed into hot air after heat exchange and is discharged from the air outlet 10 to supply heat to the environment. So set up, the cool air passes through

second passageway

4 and 6 twice heat exchanges of fourth passageway, and heat exchange efficiency is higher, the energy can be saved. Because the second channel 4 is arranged at the periphery of the first channel 3, and the fourth channel 6 is arranged at the periphery of the third channel 5, the heat exchange area is larger, and the heat efficiency is higher.

As an optional implementation manner, in the embodiment of the present invention, as shown in fig. 1, the furnace body 2 further includes a fifth cylinder 25 and a sixth cylinder 26, the sixth cylinder 26 is sleeved on the periphery of the fifth cylinder 25, and the fifth cylinder 25 is sleeved on the periphery of the fourth cylinder 24. Such that a fifth channel 11 is formed between the fifth cylinder 25 and the fourth cylinder 24 and a sixth channel 12 is formed between the sixth cylinder 26 and the fifth cylinder 25.

Wherein the fifth channel 11 has a first end and a second end and the sixth channel 12 has a first end and a second end. A second connecting pipe is provided between the side walls of the fourth cylinder 24 and the fifth cylinder 25 such that one end of the first connecting pipe passes through the fourth cylinder 24 to communicate with the third channel 5 and the other end passes through the fifth cylinder 25 to communicate with the fifth channel 11, thereby allowing the first connecting pipe to communicate the second end of the third channel 5 with the first end of the fifth channel 11 and serving to support and fix. The second end of the fifth channel 11 is put in communication with the flue gas outlet 8, so that the third channel 5 is put in communication with the flue gas outlet 8 through the fifth channel 11. The end of the sixth cylinder 26 away from the third end cap is closed by a fourth end cap, and a channel is formed between the fifth cylinder 25 and the fourth end cap to communicate the second channel 4 with the fourth channel 6. By the arrangement, after the cold air passes through the second channel 4 and the fourth channel 6 for heat exchange twice, the cold air passes through the sixth channel 12 for heat exchange, and the heat exchange efficiency is higher.

As an optional implementation manner, in the embodiment of the present invention, a blower is disposed at the air inlet 9, and the blower blows air into the air inlet 9, so that cool air flows in the second channel 4 and the fourth channel 6. Wherein the blower can be controlled in the field or remotely. The air blower can be adjusted to adjust the air inlet amount, so that the temperature can be adjusted.

As optional implementation way, in the embodiment of the present invention, the induced draft fan is disposed at the flue gas outlet 8, and the induced draft fan is used for exhausting air from the flue gas outlet 8. The draught fan forms negative pressure after 8 convulsions from the exhanst gas outlet for hot flue gas flows more smoothly in first passageway 3 and third passageway 5. Wherein the blower and burner 1 can be operated in the field or remotely. The existing burner can automatically adjust the temperature, so that the fuel can be fully combusted, the energy is saved, and the control is convenient.

As an alternative embodiment, in the embodiment of the present invention, as shown in fig. 1, a water outlet 13 for discharging condensed water is provided at the bottom of the furnace body 2, so that the water outlet 13 communicates with the sixth pipeline 12. After the cold air exchanges heat in the second channel 4, the fourth channel 6 and the sixth channel 12, water vapor in the cold air is liquefied into water drops, and the water drops can be discharged from the water outlet 13, so that normal heat exchange is prevented from being influenced.

As an optional implementation manner, in the embodiment of the present invention, as shown in fig. 1, two water outlets 13 are provided, and the two water outlets 13 are respectively located at two sides of the furnace body 2, so that the water drainage effect is better.

As an optional implementation manner, in the specific embodiment of the present invention, as shown in fig. 3, two air inlets 9 are provided, and cool air can enter from the two air inlets 9 respectively, so that the air inlet effect is better.

As an optional implementation manner, in the embodiment of the present invention, as shown in fig. 3, two air outlets 10 are provided, and hot air after heat exchange can be discharged from the two air outlets 10 respectively, so that the heat supply effect to the environment is better.

As an optional implementation manner, in the embodiment of the present invention, as shown in fig. 1, the fire observation hole 14 is disposed on the furnace body 2, and the fire observation hole passes through the second end cover and the third end cover and extends into the first channel 3, so that the fire observation hole 14 is sealed by glass. The condition inside the first cylinder 21 can be observed in real time through the fire observation hole.

As an alternative embodiment, in the embodiment of the present invention, a gas leak detector is provided on the burner 1. When gas leaks, the gas alarm gives out alarm sound to warn users, thereby preventing safety accidents.

The above description is only for the specific embodiments of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art can easily think of the changes or substitutions within the technical scope of the present invention, and all should be covered within the protection scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.

In the description of the present invention, it is to be noted that, unless otherwise specified, "a plurality" means two or more; the terms "upper", "lower", "left", "right", "inner", "outer", "front", "rear", "head", "tail", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are merely for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the present invention can be understood as the case may be, by those of ordinary skill in the art.

Claims

1. The utility model provides a hot-blast furnace is used in breed which characterized in that includes: the burner comprises a burner (1) and a furnace body (2), wherein the furnace body (2) comprises a first cylinder (21), a second cylinder (22), a third cylinder (23) and a fourth cylinder (24) which are sequentially sleeved from inside to outside; a first channel (3) is formed inside the first cylinder (21), a second channel (4) is formed between the first cylinder (21) and the second cylinder (22), a third channel (5) is formed between the second cylinder (22) and the third cylinder (23), and a fourth channel (6) is formed between the third cylinder (23) and the fourth cylinder (24); the furnace body (2) is provided with a flue gas inlet (7), a flue gas outlet (8), an air inlet (9) and an air outlet (10); the first end of the first channel (3) is communicated with the burner (1) through the flue gas inlet (7), the second end of the first channel (3) is communicated with the first end of the third channel (5), and the second end of the third channel (5) is communicated with the flue gas outlet (8); the first end of the second channel (4) is communicated with the air inlet (9), the second end of the second channel (4) is communicated with the first end of the fourth channel (6), and the second end of the fourth channel (6) is communicated with the air outlet (10).

2. The hot blast stove for cultivation according to claim 1, wherein the stove body (2) further comprises a fifth cylinder (25) and a sixth cylinder (26) which are sequentially sleeved on the periphery of the fourth cylinder (24), a fifth channel (11) is formed between the fifth cylinder (25) and the fourth cylinder (24), a sixth channel (12) is formed between the sixth cylinder (26) and the fifth cylinder (25), the second end of the third channel (5) is communicated with the first end of the fifth channel (11), and the second end of the fifth channel (11) is communicated with the smoke outlet (8); the second end of the fourth channel (6) is communicated with the first end of the sixth channel (12), and the second end of the sixth channel (12) is communicated with the air outlet (10).

3. The hot blast stove for cultivation according to claim 1, wherein a blower is provided at the air inlet (9), the blower being adapted to blow air into the air inlet (9).

4. The hot blast stove for cultivation according to claim 1, wherein an induced draft fan is arranged at the flue gas outlet (8), and the induced draft fan is used for exhausting air from the inside of the flue gas outlet (8).

5. The hot blast stove for cultivation according to claim 2, wherein a drain opening (13) for draining condensed water is provided at the bottom of the stove body (2), the drain opening (13) being in communication with the sixth channel (12).

6. The hot blast stove for cultivation according to claim 5, wherein two water outlets (13) are provided and located on both sides of the stove body (2), respectively.

7. The hot blast stove for farming according to claim 1, wherein two air inlets (9) are provided.

8. The hot blast stove for cultivation according to claim 7, wherein two air outlets (10) are provided.

9. The hot blast stove for cultivation according to claim 1, wherein the stove body (2) is provided with a fire observation hole (14), and the fire observation hole (14) is sealed by glass.

10. The hot blast stove for cultivation according to claim 1, wherein a gas leak detector is provided on the burner (1).