CN211526723U - Vertical indirect hot-blast furnace - Google Patents
Vertical indirect hot-blast furnace Download PDFInfo
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- CN211526723U CN211526723U CN201922404347.3U CN201922404347U CN211526723U CN 211526723 U CN211526723 U CN 211526723U CN 201922404347 U CN201922404347 U CN 201922404347U CN 211526723 U CN211526723 U CN 211526723U
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Abstract
The utility model discloses a vertical indirect hot blast stove, which relates to the field of hot blast stove heating and comprises a heating structure and a ventilation structure; the heating structure comprises a heating furnace, the upper part of the heating furnace is provided with a cold air inlet, and the lower part of the heating furnace is provided with a hot air outlet; the ventilation structure comprises a connecting air pipe, the connecting air pipe is arranged in the furnace body of the heating furnace, one end of the connecting air pipe is connected with the cold air inlet, and the other end of the connecting air pipe is connected with the hot air outlet. The hot blast stove miniaturizes the traditional hot blast stove, has simple structure, saves energy and cost, and facilitates the popularization of hot blast stove products.
Description
Technical Field
The utility model relates to a hot-blast furnace heating field specifically is a vertical indirect hot-blast furnace.
Background
The hot blast stove as a hot blast stove of a heat power machine is widely applied in China in the end of the 70 th 20 th century, and becomes an upgrading product of an electric heat source and a traditional steam power heat source in many industries. Since the 90 s of the 20 th century, hot-blast stoves (direct and indirect) were used in combination with spray dryers, which are one type of continuous dryers that spray liquid materials into a mist form using an atomizer so that the liquid materials were dried by contact with hot air. At present, the traditional indirect hot blast stove has the disadvantages of complex structure, large air circulation frequency, dense radiating fins, large heat quantity of required heat source, large output heat quantity which is often greatly higher than the heat quantity required by common users, large manufacturing difficulty of the hot blast stove generally using the structure, high manufacturing cost, inapplicability to small customers and large popularization difficulty.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to overcome prior art not enough, provide a vertical indirect hot-blast furnace, this hot-blast furnace is miniaturized traditional hot-blast furnace, simple structure, and energy saving and cost have made things convenient for the popularization of hot-blast furnace product.
The purpose of the utility model is realized through the following technical scheme:
a vertical indirect hot blast stove comprises a heating structure and a ventilation structure; the heating structure comprises a heating furnace, the upper part of the heating furnace is provided with a cold air inlet, and the lower part of the heating furnace is provided with a hot air outlet; the ventilation structure comprises a connecting air pipe, the connecting air pipe is arranged in the furnace body of the heating furnace, one end of the connecting air pipe is connected with the cold air inlet, and the other end of the connecting air pipe is connected with the hot air outlet.
By adopting the technical scheme, the heating structure of the hot blast stove comprises a heating furnace, wherein the heating furnace is used for charging and heating, the upper part of the heating furnace is provided with a cold air inlet for cold air to enter, and the lower part of the heating furnace is provided with a hot air outlet for heating from the inside of the heating furnace body; one end of a connecting air pipe of the ventilation structure is connected with a cold air inlet, the other end of the connecting air pipe is connected with a hot air outlet, cold air is heated in the heating furnace body through the connecting air pipe and is discharged from the hot air outlet for other parts to be used; the hot blast stove is miniaturized with traditional hot blast stove, simple structure, energy saving and cost.
Preferably, the lower part of one side of the heating furnace, which is far away from the hot air outlet, is provided with a furnace door and an ash drawing furnace door, and the ash drawing furnace door is arranged below the furnace door.
By adopting the technical scheme, the furnace door arranged on the heating furnace is used for adding the heating material inlet into the furnace body of the heating furnace, and the ash-drawing furnace door is arranged below the furnace door, so that the waste material generated by burning the heating material can be conveniently cleaned.
Preferably, the heating furnace is provided with a filter screen, and the filter screen is arranged between the furnace door and the ash drawing furnace door and in the heating furnace body.
By adopting the technical scheme, after heating materials added in the heating furnace body are combusted on the filter screen, waste materials fall down from the filter screen so as to be convenient for cleaning the ash drawing furnace door.
Preferably, the lower end of the heating furnace is provided with a blower, and an air outlet of the blower is communicated with the heating furnace through fluid.
By adopting the technical scheme, the blower is used for ventilating the heating materials in the heating furnace body, so that the heating materials can be better combusted in the heating furnace body, and the connecting air pipe can absorb more heat.
Preferably, the connecting air pipes are distributed in the heating furnace body in a staggered manner and are provided with a plurality of layers.
Through adopting above-mentioned technical scheme, the distribution dislocation of connecting air pipe is provided with a plurality of layers in the heating furnace body, and the connecting air pipe of being convenient for absorbs the heat in heating furnace body bigger area to make the cold wind absorption heat of connecting air pipe more, better turn into cold wind hot-blast, so that it is required.
Preferably, the connecting air pipe is a high-temperature silica gel hose, and the connecting air pipe is connected with the heating furnace body.
Through adopting above-mentioned technical scheme, the connecting air pipe is the high temperature silica gel hose, and the connecting air pipe is connected at the heating furnace body to can make the better absorption heat of connecting air pipe, and reduce the wind of connecting air pipe and spill, guarantee that the airtight heat absorption of connecting air pipe is better.
Preferably, the top end of the heating furnace is in fluid communication with an evacuation pipe, and the evacuation pipe is in flange connection with the heating furnace.
Through adopting above-mentioned technical scheme, the flue gas that the burning heating material produced in the heating furnace body is after the connecting air pipe heat absorption, from the evacuation pipe discharge to the evacuation pipe is connected with the heating furnace flange, is convenient for maintain.
The utility model has the advantages that:
1. the heating structure of the hot blast stove comprises a heating furnace, wherein the heating furnace is used for charging and heating, the upper part of the heating furnace is provided with a cold air inlet for cold air to enter, and the lower part of the heating furnace is provided with a hot air outlet for heating from the inside of the heating furnace body; one end of a connecting air pipe of the ventilation structure is connected with a cold air inlet, the other end of the connecting air pipe is connected with a hot air outlet, cold air is heated in the heating furnace body through the connecting air pipe and is discharged from the hot air outlet for other parts to be used; the hot blast stove is miniaturized with traditional hot blast stove, simple structure, energy saving and cost.
2. The furnace door arranged on the heating furnace is used for adding a heating material into the furnace body of the heating furnace, and the ash-removing furnace door is arranged below the furnace door, so that waste materials generated after the heating material is combusted can be conveniently cleaned; after heating materials added in the furnace body of the heating furnace are combusted on the filter screen, the waste materials fall down from the filter screen so as to be convenient for cleaning the ash drawing furnace door; the blower is used for ventilating the heating materials in the heating furnace body, so that the heating materials can be better combusted in the heating furnace body, and the connecting air pipe can absorb more heat.
3. The connecting air pipes are distributed and staggered in the heating furnace body and are convenient for absorbing heat in a larger area in the heating furnace body, so that more cold air absorbs heat, and the cold air is better converted into hot air for being needed; the connecting air pipe is a high-temperature silica gel hose and is integrally connected in the heating furnace body, so that the connecting air pipe can better absorb heat, the air leakage of the connecting air pipe is reduced, and the connecting air pipe is ensured to be closed and absorb heat better; the flue gas generated by burning and heating materials in the heating furnace body is discharged from the emptying pipe after absorbing heat through the connecting air pipe, and the emptying pipe is connected with the heating furnace flange, so that the maintenance is convenient.
Drawings
FIG. 1 is a schematic structural view of a vertical indirect hot blast stove of the present invention;
fig. 2 is a schematic side view of the vertical indirect hot-blast stove of the present invention.
In the figure, 1-a heating furnace, 2-a cold air inlet, 3-a hot air outlet, 4-a connecting air pipe, 5-a furnace door, 6-an ash removing furnace door, 7-a filter screen, 8-a blower and 9-an emptying pipe.
Detailed Description
The technical solution of the present invention is described in further detail below with reference to the accompanying drawings, but the scope of the present invention is not limited to the following description.
As shown in fig. 1 to 2, a vertical indirect hot blast stove comprises a heating structure and a ventilation structure; the heating structure comprises a heating furnace 1, wherein the upper part of the heating furnace 1 is provided with a cold air inlet 2, and the lower part of the heating furnace is provided with a hot air outlet 3; the ventilation structure comprises a connecting air pipe 4, the connecting air pipe 4 is arranged in the furnace body of the heating furnace 1, one end of the connecting air pipe 4 is connected with the cold air inlet 2, and the other end of the connecting air pipe 4 is connected with the hot air outlet 3. The heating structure of the hot blast stove comprises a heating furnace 1, wherein the heating furnace 1 is used for charging and heating, a cold air inlet 2 for cold air to enter is formed in the upper part of the heating furnace 1, and a hot air outlet 3 for heating from the inside of a heating furnace body is formed in the lower part of the heating furnace 1; one end of a connecting air pipe 4 of the ventilation structure is connected with a cold air inlet 2, the other end of the connecting air pipe 4 is connected with a hot air outlet 3, cold air is heated in the furnace body of the heating furnace 1 through the connecting air pipe, and is discharged from the hot air outlet 3 for other parts to be needed; the hot blast stove is miniaturized with traditional hot blast stove, simple structure, energy saving and cost.
The specific implementation mode of the hot blast stove is as follows: firstly, the heating structure of the hot blast stove comprises a heating furnace 1, the upper part of the heating furnace 1 is provided with a cold air inlet 2, the lower part of the heating furnace is provided with a hot air outlet 3, the ventilation structure comprises a connecting air pipe 4, the connecting air pipe 4 is arranged in the furnace body of the heating furnace 1, one end of the connecting air pipe 4 is connected with the cold air inlet 2, the other end of the connecting air pipe 4 is connected with the hot air outlet 3, cold air enters the furnace body of the heating furnace 1 from the cold air inlet 2 through the connecting air pipe 4, meanwhile, the lower part of one side of the heating furnace 1, which is far away from the hot air outlet 3, is provided with a furnace door 5 and an ash drawing furnace door 6, the ash drawing furnace door 6 is arranged in the furnace body of the heating furnace 1 below the furnace door 5, the heating furnace 1 is also provided with a filter screen 7, the filter screen 7 is, heating materials are added on the filter screen 7 and then are combusted, in order to enable the heating materials to be combusted more fully, a blower 8 is installed at the lower end of the heating furnace 1, an air outlet of the blower 8 is communicated with the heating furnace 1 in a fluid mode, and the blower 8 blows air into the furnace body of the heating furnace 1 to enable the heating materials to be combusted more fully.
Further, heat flue gas and heat that the material burning produced, make its connecting air pipe 4 that sets up in heating furnace 1 furnace body absorb the heat, and connecting air pipe 4 is the high temperature silica gel hose, connecting air pipe 4 is at 1 furnace body coupling of heating furnace, thereby can make the better absorption heat of connecting air pipe 4 like this, and reduce the wind of connecting air pipe 4 and spill, it is better to guarantee that connecting air pipe 4 is airtight to absorb heat, connecting air pipe 4 distributes the dislocation in heating furnace 1 furnace body simultaneously and is provided with a plurality of layers, be convenient for connecting air pipe 4 is the absorption heat of bigger area in heating furnace 1 furnace body, thereby make connecting air pipe 4's cold wind absorption heat more, better turn into hot-blast with cold wind. The cold air after absorbing heat is changed into hot air which is discharged from the hot air outlet 3 along with the connecting air pipe 4 so as to be needed by other parts. And the flue gas in the furnace body of the heating furnace 4 after being connected with the air pipe 4 to absorb heat is discharged through a discharge pipe 9 which is in fluid communication with the top end of the heating furnace 1, and is recycled to prevent air pollution. And an emptying pipe 9 is connected with the flange of the heating furnace 1 so as to be convenient for maintaining the heating furnace 1. The material of the heated material after burning falls down from the filter screen 7, so as to be convenient for cleaning from the ash drawing furnace door 6. The hot blast stove changes the layout of the traditional hot blast stove, skillfully divides the stove body into two parts, the middle parts of the two parts are connected by a pipeline, the pipeline is heated by smoke, cold air passes through the pipeline, the heat of the smoke and the stove body is absorbed, and the cold air is converted into hot air to be output; the structure of the traditional hot blast stove is simplified, the output heat is appropriate, the requirements of small-sized users are met, the manufacturing difficulty is greatly reduced, the later maintenance is convenient, and the cost is reduced.
The foregoing is illustrative of the preferred embodiments of the present invention, and it is to be understood that the invention is not limited to the precise forms disclosed herein, and that various other combinations, modifications, and environments may be resorted to, falling within the scope of the invention as defined by the appended claims. But that modifications and variations may be effected by those skilled in the art without departing from the spirit and scope of the invention, which is to be limited only by the claims appended hereto.
Claims (7)
1. A vertical indirect hot blast stove is characterized by comprising a heating structure and a ventilation structure;
the heating structure comprises a heating furnace (1), the upper part of the heating furnace (1) is provided with a cold air inlet (2), and the lower part of the heating furnace is provided with a hot air outlet (3);
the ventilation structure comprises a connecting air pipe (4), the connecting air pipe (4) is arranged in the furnace body of the heating furnace (1), one end of the connecting air pipe (4) is connected with the cold air inlet (2), and the other end of the connecting air pipe (4) is connected with the hot air outlet (3).
2. The vertical indirect hot blast stove according to claim 1, wherein the lower part of the side of the heating furnace (1) departing from the hot blast outlet (3) is provided with a stove door (5) and an ash drawing stove door (6), and the ash drawing stove door (6) is arranged below the stove door (5).
3. Vertical indirect hot blast stove according to claim 2, characterized in that the heating stove (1) is fitted with a filter screen (7), the filter screen (7) being arranged between the stove door (5) and the ash extraction stove door (6) and within the stove body of the heating stove (1).
4. A vertical indirect hot blast stove according to claim 1, characterized in that the lower end of the furnace (1) is fitted with a blower (8), the outlet of the blower (8) being in fluid communication with the furnace (1).
5. The vertical indirect hot blast stove according to claim 1, wherein the connecting air pipe (4) is provided with a plurality of layers in a staggered manner in the stove body of the heating stove (1).
6. The vertical indirect hot blast stove according to claim 1, wherein the connecting air pipe (4) is a high-temperature silica gel hose, and the connecting air pipe (4) is connected with the furnace body of the heating furnace (1).
7. A vertical indirect hot blast stove according to claim 1, characterized in that the top end of the furnace is in fluid communication with an evacuation pipe (9), the evacuation pipe (9) being flanged to the furnace (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922404347.3U CN211526723U (en) | 2019-12-27 | 2019-12-27 | Vertical indirect hot-blast furnace |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922404347.3U CN211526723U (en) | 2019-12-27 | 2019-12-27 | Vertical indirect hot-blast furnace |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211526723U true CN211526723U (en) | 2020-09-18 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922404347.3U Active CN211526723U (en) | 2019-12-27 | 2019-12-27 | Vertical indirect hot-blast furnace |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211526723U (en) |
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2019
- 2019-12-27 CN CN201922404347.3U patent/CN211526723U/en active Active
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Inventor after: Lin Shuangqi Inventor before: Lin Shuangqi |