CN218811431U - Fluidized bed furnace for producing gypsum powder - Google Patents
Fluidized bed furnace for producing gypsum powder Download PDFInfo
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- CN218811431U CN218811431U CN202320013853.3U CN202320013853U CN218811431U CN 218811431 U CN218811431 U CN 218811431U CN 202320013853 U CN202320013853 U CN 202320013853U CN 218811431 U CN218811431 U CN 218811431U
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Abstract
The utility model discloses a gesso production fluidized bed furnace, include: the furnace body, the lower extreme of furnace body is provided with supporting leg, overflow pipe and air-supply line, one side end fixedly connected with charge-in pipeline of furnace body, charge-in pipeline passes the furnace body and extends to inside, the opposite side end fixedly connected with heat transfer device of furnace body, the upper end middle part fixedly connected with dust collector of furnace body, dust collector's input fixedly connected with air pipe three, dust collector's output fixedly connected with air pipe two, the one end of furnace body is provided with a body, one side end fixedly connected with door-hinge of the door body, the one end fixedly connected with handle of furnace body is kept away from to the door body, the inside of furnace body is provided with the cavity, the inside fixedly connected with cloth bellows of cavity. Can carry out dehydration stoving with the gesso to carry out recycle, reduction in production cost with the heat in the exhaust flue gas.
Description
Technical Field
The utility model relates to a gesso production technical field, in particular to gesso production fluidized bed furnace.
Background
The gypsum powder is produced by crushing gypsum ore into particles, grinding the particles into powder, and then delivering the powder to a fluidized bed furnace for calcining, wherein the calcined gypsum powder is the finished gypsum powder, but in the calcining process, flue gas discharged by the fluidized bed furnace contains a large amount of waste heat, so that great waste is caused, and the production cost is also increased.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a gesso production fluidized bed furnace can carry out recycle with the heat in the flue gas that the fluidized bed grate discharged when calcining the gesso to reduction in production cost.
In order to achieve the above object, there is provided a fluidized bed furnace for producing gypsum powder, comprising: the furnace body, the lower extreme of furnace body is provided with supporting leg, overflow pipe and air-supply line extend to in the furnace body, one side end fixedly connected with charge-in pipeline of furnace body, charge-in pipeline passes the furnace body and extends to inside, and charge-in pipeline is close to the upper end of furnace body, the opposite side end fixedly connected with heat transfer device of furnace body, the upper end middle part fixedly connected with dust collector of furnace body, dust collector's input fixedly connected with air pipe third, air pipe's the other end passes the furnace body and extends to inside, dust collector's output fixedly connected with air pipe second, air pipe second's other end fixed connection is in dust collector's upper end, and air pipe second's the other end extends to in the dust collector, one side fixedly connected with air pipe and air pipe one of dust collector, air pipe and air pipe one extend to in the dust collector, dust collector's lower extreme fixed connection in the one end of air-supply line, the one end of furnace body is provided with the door body, the door body is located between dust collector and the charge-in pipeline, and the door body run through and extend to inside of door body, one side of door shaft is connected with the overflow pipe, the door shaft is connected with the inside cloth door of the overflow pipe of the door of the room, the overflow pipe of the inside of the furnace body is close to the cloth door of the room, the overflow pipe is located the door of the door body. The heat in the flue gas discharged when the fluidized bed furnace calcines the gypsum powder can be recycled, and the production cost is reduced.
According to the gypsum powder production fluidized bed furnace, the heat exchange device comprises a shell and a heat exchanger, the shell is fixedly connected to the side end of the furnace body, and the heat exchanger is fixedly connected to the inside of the shell. Used for absorbing heat in the flue gas discharged by the boiling furnace.
According to gypsum powder production fluidized bed furnace, air pipe one, air pipe two, the one end that goes out tuber pipe and air-supply line extend to in the casing, two fixed connection of air pipe are in the input of heat exchanger heat absorption side, go out the output of tuber pipe fixed connection in heat exchanger heat absorption side, an air pipe fixed connection is in the input of heat exchanger heat absorption side, air-supply line fixed connection is in the output of heat exchanger heat absorption side. Partial heat in the flue gas can be transferred to the air entering the fluidized bed furnace for supporting combustion and improving the combustion efficiency, thereby saving fuel and reducing the production cost of gypsum powder.
According to the gypsum powder production fluidized bed furnace, the dust removal device is an electric dust remover. The device is used for adsorbing dust in flue gas discharged by the fluidized bed furnace, and has the advantages of high dust removal efficiency, low resistance and convenient maintenance and management.
According to the gesso production fluidized bed furnace, go out tuber pipe fixed connection draught fan. Can prevent to influence waste heat conversion device's work efficiency with the flue gas eduction gear behind the heat transfer.
According to the gypsum powder production fluidized bed furnace, the first ventilating pipeline is fixedly connected with the air blower. The boiler is used for blowing outside air into the boiler to fully burn coal in the boiler.
According to the gypsum powder production fluidized bed furnace, a heat insulation layer is arranged inside the furnace body. The heat loss in the fluidized bed furnace can be reduced, and the heating efficiency of the fluidized bed furnace is ensured.
The beneficial effects of the utility model are as follows: partial heat of the flue gas discharged by the boiling furnace is transferred to the air blown into the boiling furnace through the heat exchanger, so that the combustion efficiency of the fuel is improved, and the production cost is reduced.
Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.
Drawings
The present invention will be further described with reference to the accompanying drawings and examples;
FIG. 1 is a three-dimensional structure view of a fluidized bed furnace for producing gypsum powder;
FIG. 2 is a front view structural diagram of the fluidized bed furnace for producing gypsum powder of the present invention;
FIG. 3 is a front view cross-sectional structure diagram of the fluidized bed furnace for producing gypsum powder of the present invention;
FIG. 4 is a front sectional view of the heat exchanging apparatus.
Illustration of the drawings:
1. a furnace body; 2. a heat exchange device; 3. an air outlet pipe; 4. a first ventilating duct; 5. supporting legs; 6. a feed conduit; 7. a dust removal device; 8. a second ventilating duct; 9. a door shaft; 10. a door body; 11. an overflow pipe; 12. an air inlet pipe; 13. a handle; 14. a chamber; 15. an air distribution box; 16. a third ventilating duct; 17. a heat exchanger; 18. a housing.
Detailed Description
This section will describe in detail the embodiments of the present invention, the preferred embodiments of which are shown in the attached drawings, which are used to supplement the description of the text part of the specification with figures, so that one can visually and vividly understand each technical feature and the whole technical solution of the present invention, but it cannot be understood as a limitation to the scope of the present invention.
Referring to fig. 1-4, the utility model provides a gesso production fluidized bed furnace, it includes: the furnace body 1, the lower extreme of the furnace body 1 is provided with supporting legs 5, an overflow pipe 11 and an air-supply pipe 12, the overflow pipe 11 and the air-supply pipe 12 extend into the furnace body 1, one side end of the furnace body 1 is fixedly connected with a feeding pipeline 6, the feeding pipeline 6 passes through the furnace body 1 and extends to the inside, and the feeding pipeline 6 is close to the upper end of the furnace body 1, the other side end of the furnace body 1 is fixedly connected with a heat exchange device 2, the middle part of the upper end of the furnace body 1 is fixedly connected with a dust removal device 7, the input end of the dust removal device 7 is fixedly connected with a ventilation pipeline three 16, the other end of the ventilation pipeline passes through the furnace body 1 and extends to the inside, the output end of the dust removal device 7 is fixedly connected with a ventilation pipeline two 8, the other end of the ventilation pipeline two 8 is fixedly connected with the upper end of the dust removal device 7, and the other end of the ventilation pipeline two 8 extends into the dust removal device 7, one side end fixedly connected with of dust collector 7 goes out tuber pipe 3 and air pipe 4, go out tuber pipe 3 and air pipe 4 and extend to in the dust collector 7, the lower extreme fixed connection of dust collector 7 in the one end of air-supply line 12, the one end of furnace body 1 is provided with a body 10, door body 10 is located between dust collector 7 and the charge-in pipeline 6, and running through furnace body 1 and extending to inside of door body 10, one side end fixedly connected with door-hinge 9 of door body 10, door-hinge 9 rotates to be connected in furnace body 1, the one end fixedly connected with handle 13 of furnace body 1 is kept away from to door body 10, and door-hinge 9 is kept away from to handle 13, the inside of furnace body 1 is provided with cavity 14, the inside fixedly connected with cloth bellows 15 of cavity 14, cloth bellows 15 is close to the lower extreme of cavity 14, overflow pipe 11 runs through cloth bellows 15, cloth bellows 15 is located the below of the door body 10.
The heat exchange device 2 comprises a shell 18 and a heat exchanger 17, wherein the shell 18 is fixedly connected to the side end of the furnace body 1, and the heat exchanger 17 is fixedly connected in the shell 18.
The dust removing device 7 is an electric dust remover.
The air outlet pipe 3 is fixedly connected with a draught fan.
The first ventilation pipeline 4 is fixedly connected with the blower.
The furnace body 1 is internally provided with a heat insulation layer, and high-temperature castable which is made of sodium silicate, high-alumina cement and sand and can resist the temperature of about 1200 ℃.
The working principle is as follows: before the fluidized bed furnace is calcined, the door body 10 is opened through the handle 13, then fuel is added into the cavity 14 and ignited, then an air blower is used for conveying air into the cavity 14 through the air inlet pipe 12, a draught fan is used for discharging smoke in the cavity 14 to promote fuel combustion, after the fuel is completely combusted, gypsum ore powder is added into the cavity 14 of the fluidized bed furnace through the feeding pipeline 6 and is calcined, the smoke discharged from the fluidized bed furnace enters the dust removal device 7 through the third ventilation pipeline 16 for dust removal treatment, the smoke subjected to dust removal enters the second ventilation pipeline 8 into the heat exchanger 17, the smoke subjected to heat absorption by the heat exchanger 17 is discharged into the air through the air outlet pipe 3, and the heat exchanger 17 heats the air discharged into the fluidized bed furnace by the air blower through absorbed heat, so that the fuel combustion is promoted, the combustion efficiency of the fuel is improved, and the production cost is reduced.
The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present invention within the knowledge of those skilled in the art.
Claims (7)
1. The fluidized bed furnace for producing gypsum powder is characterized by comprising: a furnace body (1), wherein the lower end of the furnace body (1) is provided with supporting legs (5), an overflow pipe (11) and an air inlet pipe (12), the overflow pipe (11) and the air inlet pipe (12) extend into the furnace body (1), a feeding pipeline (6) is fixedly connected with one side end of the furnace body (1), the feeding pipeline (6) penetrates through the furnace body (1) and extends to the inside, the feeding pipeline (6) is close to the upper end of the furnace body (1), the other end of the furnace body (1) is fixedly connected with a heat exchange device (2), the middle part of the upper end of the furnace body (1) is fixedly connected with a dust removing device (7), the input end of the dust removing device (7) is fixedly connected with a third ventilating duct (16), the other end of the ventilation pipeline penetrates through the furnace body (1) to extend into the furnace body, the output end of the dust removal device (7) is fixedly connected with a second ventilation pipeline (8), the other end of the second ventilation pipeline (8) is fixedly connected with the upper end of the dust removing device (7), the other end of the second ventilation pipeline (8) extends into the dust removal device (7), one side end of the dust removing device (7) is fixedly connected with an air outlet pipe (3) and a first ventilating pipeline (4), the air outlet pipe (3) and the first ventilation pipeline (4) extend into the dust removal device (7), the lower end of the dust removal device (7) is fixedly connected to one end of the air inlet pipe (12);
the one end of furnace body (1) is provided with a body (10), the body (10) is located between dust collector (7) and charge-in pipeline (6), and runs through furnace body (1) and extend to inside of the door body (10), a side end fixedly connected with door-hinge (9) of the body (10), door-hinge (9) rotate and connect in furnace body (1), the one end fixedly connected with handle (13) of furnace body (1) is kept away from in the body (10), and handle (13) keep away from door-hinge (9), the inside of furnace body (1) is provided with cavity (14), the inside fixedly connected with cloth bellows (15) of cavity (14), cloth bellows (15) are close to the lower extreme of cavity (14), overflow pipe (11) run through cloth bellows (15), cloth bellows (15) are located the below of the body (10).
2. The fluidized bed furnace for producing gypsum powder as claimed in claim 1, wherein the heat exchange device (2) comprises a shell (18) and a heat exchanger (17), the shell (18) is fixedly connected to the side end of the furnace body (1), and the heat exchanger (17) is fixedly connected in the shell (18).
3. The gypsum powder production fluidized bed furnace of claim 2, characterized in that, one end of air pipe (4), air pipe two (8), play tuber pipe (3) and air-supply line (12) extends to in casing (18), air pipe two (8) fixed connection is in the input of heat exchanger (17) heat absorption side, it inhales the output of hot side to go out tuber pipe (3) fixed connection in heat exchanger (17), air pipe one (4) fixed connection is in the input of heat exchanger (17) heat emission side, air-supply line (12) fixed connection is in the output of heat exchanger (17) heat emission side.
4. The fluidized bed furnace for producing gypsum powder according to claim 1, wherein the dust removing device (7) is an electric dust remover.
5. The fluidized bed furnace for producing gypsum powder as claimed in claim 1, wherein the air outlet pipe (3) is fixedly connected with an induced draft fan.
6. The fluidized bed furnace for producing gypsum powder as claimed in claim 1, wherein the first ventilation duct (4) is fixedly connected with a blower.
7. The fluidized bed furnace for producing gypsum powder according to claim 1, wherein the furnace body (1) is internally provided with a thermal insulation layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320013853.3U CN218811431U (en) | 2023-01-03 | 2023-01-03 | Fluidized bed furnace for producing gypsum powder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320013853.3U CN218811431U (en) | 2023-01-03 | 2023-01-03 | Fluidized bed furnace for producing gypsum powder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218811431U true CN218811431U (en) | 2023-04-07 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320013853.3U Active CN218811431U (en) | 2023-01-03 | 2023-01-03 | Fluidized bed furnace for producing gypsum powder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218811431U (en) |
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2023
- 2023-01-03 CN CN202320013853.3U patent/CN218811431U/en active Active
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