CN210663959U - Flue gas heat exchange device of zinc oxide high-temperature reduction furnace - Google Patents
Flue gas heat exchange device of zinc oxide high-temperature reduction furnace Download PDFInfo
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- CN210663959U CN210663959U CN201920952918.4U CN201920952918U CN210663959U CN 210663959 U CN210663959 U CN 210663959U CN 201920952918 U CN201920952918 U CN 201920952918U CN 210663959 U CN210663959 U CN 210663959U
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- heat exchange
- flue gas
- exchange device
- zinc oxide
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Abstract
The utility model relates to a heat exchange equipment technical field especially relates to a zinc oxide high temperature reduction furnace flue gas heat transfer device. The utility model has the advantages of scientific and reasonable structure, convenient to use is high-efficient, on the one hand add horizontal guide plate and vertical gas on the basis of traditional heat transfer device and tear the orifice plate open, adopt this kind of design greatly increased the contact time of high temperature flue gas and snakelike heat transfer coil pipe, make it can be better heat exchange medium, the heat transfer is effectual, make the heat of high temperature flue gas fully utilized, improved the availability factor of high temperature flue gas; on the other hand, the high-temperature flue gas is subjected to dust collection treatment, so that the condition that the flue gas with a large amount of dust is directly discharged into the atmosphere is avoided, the environment is protected, and the principle of environmental protection and energy conservation is followed.
Description
Technical Field
The utility model relates to a heat exchange equipment technical field especially relates to a zinc oxide high temperature reduction furnace flue gas heat transfer device.
Background
In the production process of zinc oxide, zinc concentrate is used as a raw material, impurities such as lead, cadmium, sulfur and the like are removed through high-temperature oxidation roasting, reducing coal is added and pressed into briquettes, the briquettes are reduced at high temperature in a furnace, and volatilized zinc vapor, carbon dioxide in furnace gas and introduced air are directly oxidized into zinc oxide.
In the process of high-temperature reduction, a large amount of high-temperature waste gas is generated and is often directly discharged, so that a large amount of heat energy is lost, a heat source cannot be well utilized, in the process of oxidation, a large amount of hot air is required to be introduced, the hot air is formed by heating air with low temperature, the heat of the high-temperature waste gas cannot be utilized in the heating of the air, and the heat source is wasted; the zinc hypoxide can generate more dust during production, and air pollution can be caused if the zinc hypoxide is not treated, so that the dust during production needs to be collected. In order to solve the problems, the flue gas heat exchange device of the zinc oxide high-temperature reduction furnace is designed.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that the technical deficiency exists is to provide the flue gas heat exchange device of the zinc oxide high-temperature reduction furnace, the utility model has the advantages of scientific and reasonable structure, convenient and high-efficient use, on one hand, a transverse guide plate and a vertical gas-splitting flow orifice plate are added on the basis of the traditional heat exchange device, and the contact time of the high-temperature flue gas and the serpentine heat exchange coil is greatly increased by adopting the design, so that the high-temperature flue gas and the serpentine heat exchange coil can better heat a heat exchange medium, the heat exchange effect is good, the heat of the high-temperature flue gas is fully utilized, and the use efficiency of the high-temperature; on the other hand, the high-temperature flue gas is subjected to dust collection treatment, so that the condition that the flue gas with a large amount of dust is directly discharged into the atmosphere is avoided, the environment is protected, and the principle of environmental protection and energy conservation is followed.
In order to solve the technical problem, the utility model discloses the technical scheme who adopts is: a flue gas heat exchange device of a zinc oxide high-temperature reduction furnace is characterized by comprising a base support, wherein a heat exchange device shell is installed on the base support, a plurality of vertically-distributed snakelike heat exchange coils are arranged inside the heat exchange device shell, a plurality of guide plates are transversely arranged among the snakelike heat exchange coils, a plurality of vent holes are formed in the guide plates, a plurality of air flow splitting hole plates are vertically arranged among the snakelike heat exchange coils, one end of each air flow splitting hole plate is provided with a vertical wind shield, a fan is arranged at the top end of one side, close to the wind shield, inside the heat exchange device shell, of the wind shield, the fan is connected with the wind shield through a plurality of wind guide pipes, the fan is connected with the heat exchange device shell through a wind distribution pipe; and a detachable rear cover is arranged on one side of the heat exchange device shell, which is far away from the wind shield.
Further optimize this technical scheme, the heat transfer device shell is close to the outside of one side of deep bead is equipped with flue gas input pipeline.
Further optimize this technical scheme, heat transfer device shell top is equipped with the flue gas discharge port.
Further optimize this technical scheme, the welding has the staircase on the heat transfer device shell.
Further optimize this technical scheme, the heat transfer device shell is equipped with the manometer.
Further optimize this technical scheme, be equipped with water inlet and delivery port on the heat transfer device shell.
Compared with the prior art, the utility model has the advantages of it is following: 1. the utility model adopts the design of the transverse guide plate and the vertical gas-splitting flow orifice plate, which is beneficial to improving the use efficiency of high-temperature flue gas; 2. the utility model discloses a design of collecting the dust of blowing, this structure is favorable has followed green's energy-conserving basic criterion.
Drawings
FIG. 1 is a schematic view of the overall structure of a flue gas heat exchange device of a zinc oxide high-temperature reduction furnace.
FIG. 2 is a schematic view of the whole structure of a flue gas heat exchange device of a zinc oxide high-temperature reduction furnace in the other direction.
FIG. 3 is a schematic sectional view of a flue gas heat exchange device of a zinc oxide high-temperature reduction furnace.
FIG. 4 is a schematic view of the internal structure of a flue gas heat exchange device of a zinc oxide high-temperature reduction furnace.
In the figure: 1. a base support; 2. a heat exchange device housing; 3. a serpentine heat exchange coil; 4. a baffle; 5. a vent hole; 6. a gas-splitting flow orifice plate; 7. a wind deflector; 8. a fan; 9. an air guide pipe; 10. a wind-dispelling duct; 11. a detachable rear cover; 12. a flue gas input pipeline; 13. a flue gas outlet; 14. an escalator; 15. a pressure gauge; 16. a water inlet; 17. and (7) a water outlet.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in detail with reference to the accompanying drawings. It should be understood that the description is intended to be illustrative only and is not intended to limit the scope of the present invention. Moreover, in the following description, descriptions of well-known structures and techniques are omitted so as to not unnecessarily obscure the concepts of the present invention.
The specific implementation mode is as follows: referring to fig. 1-3, fig. 1 is a schematic view of an overall structure of a flue gas heat exchange device of a zinc oxide high-temperature reduction furnace; FIG. 2 is a schematic view of the overall structure of a flue gas heat exchange device of a zinc oxide high-temperature reduction furnace in another direction; FIG. 3 is a schematic sectional view of a flue gas heat exchange device of a zinc oxide high-temperature reduction furnace.
The utility model provides a flue gas heat exchange device of a zinc oxide high-temperature reduction furnace, which is characterized in that a base bracket 1, a heat exchange device shell 2 is arranged on the base bracket 1, a plurality of vertically distributed snakelike heat exchange coils 3 are arranged in the heat exchange device shell 2, a plurality of guide plates 4 are transversely arranged between the serpentine heat exchange coil pipes 3, a plurality of vent holes 5 are arranged on the guide plates 4, a plurality of air flow splitting hole plates 6 are vertically arranged between the snakelike heat exchange coil pipes 3, one end of each air flow splitting hole plate 6 is provided with a vertical wind shield 7, a fan 8 is arranged at the top end of one side of the heat exchange device shell 2 close to the wind shield 7, the fan 8 is connected with the wind shield 7 through a plurality of air guide pipes 9, the fan 8 is connected with the heat exchange device shell 2 through a wind-dispelling duct 10, and the wind-dispelling duct 10 is communicated with the outside; and a detachable rear cover 11 is arranged on one side of the heat exchange device shell 2, which is far away from the wind shield 7.
Further optimizing the technical scheme, a flue gas input pipeline 12 is arranged outside one side of the heat exchange device shell 2 close to the wind shield 7.
Further optimizing the technical scheme, the top end of the heat exchange device shell 2 is provided with a smoke outlet 13.
Further optimize this technical scheme, welding has staircase 14 on heat transfer device shell 2.
Further optimize this technical scheme, heat transfer device shell 2 is equipped with manometer 15.
Further optimizing the technical scheme, the shell 2 of the heat exchange device is provided with a water inlet 16 and a water outlet 17.
In the above embodiment, the utility model adopts the design of the transverse flow guide plate 4 and the vertical airflow splitting hole plate 6, which is favorable for improving the use efficiency of the high-temperature flue gas; the utility model discloses a fan 8 bloies the design of collecting the dust, and this structure is favorable has followed green's energy-conserving basic criterion.
In order to facilitate understanding of the flue gas heat exchange device of the zinc oxide high-temperature reduction furnace provided by the embodiment of the present invention, detailed description is made below with reference to specific embodiments.
A kind of zinc oxide high-temperature reduction furnace flue gas heat-exchanging system is formed by base support 1 and heat-exchanging system outer casing 2, there are two flue gas discharge ports 13 on the top of the outer casing 2 of the heat-exchanging system, it has escalators 14 on its side, the security of the inspection device of the convenience, there are flue gas input pipelines 12 in one end of the outer casing 2 of the heat-exchanging system, there are water inlets 16 next to flue gas input pipeline 12; the heat exchange device comprises a heat exchange device shell 2, a plurality of snakelike heat exchange coils 3 which are vertically distributed are arranged in the heat exchange device shell 2, a guide plate 4 is transversely arranged between the snakelike heat exchange coils 3, a vent hole 5 is formed in the guide plate 4, a gas flow splitting hole plate 6 is vertically arranged between the snakelike heat exchange coils 3, a plurality of guide holes are also formed in the gas flow splitting hole plate 6, a vertical wind shield 7 is arranged on one side of the gas flow splitting hole plate 6, a fan 8 is arranged on one side close to the wind shield 7, the fan 8 is connected with the top end in the heat exchange device shell 2 through a wind-dispelling guide pipe 10, the wind-dispelling guide pipe 10 is communicated with the outside, a wind guide pipe 9 is connected onto the fan 8, the wind guide pipe 9 penetrates through the wind shield 7 and impacts the guide plate 4;
when the heat exchange device is used, high-temperature flue gas is input into the shell 2 of the heat exchange device through the flue gas input pipeline 12, enters the guide plate 4 through the wind shield 7, slowly rises according to the opening sequence of the vent holes 5 through the vent holes 5 on the guide plate 4, heats the snakelike heat exchange coil 3 in the rising process, and heats a medium in the snakelike heat exchange coil, and the contact time between the high-temperature flue gas and the snakelike heat exchange coil 3 is prolonged due to the arrangement of the gas flow splitting hole plate 6, so that the heat exchange efficiency of the high-temperature flue gas is improved; after heat exchange is completed, the fan 8 is started to blow air to the guide plate 4 through the air guide pipe 9, dust can float to the position close to the detachable rear cover 11, and the dust can be cleaned by opening the detachable rear cover 11.
The utility model adopts the design of the transverse flow guide plate 4 and the vertical gas flow splitting hole plate 6, which is beneficial to improving the use efficiency of high-temperature flue gas;
the utility model discloses a fan 8 bloies the design of collecting the dust, and this structure is favorable has followed green's energy-conserving basic criterion.
It is to be understood that the above-described embodiments of the present invention are merely illustrative of or explaining the principles of the invention and are not to be construed as limiting the invention. Therefore, any modification, equivalent replacement, improvement and the like made without departing from the spirit and scope of the present invention should be included in the protection scope of the present invention. Further, it is intended that the appended claims cover all such variations and modifications as fall within the scope and boundaries of the appended claims or the equivalents of such scope and boundaries.
Claims (6)
1. A flue gas heat exchange device of a zinc oxide high-temperature reduction furnace is characterized in that a base support (1) is provided with a heat exchange device shell (2), a plurality of vertically distributed snakelike heat exchange coils (3) are arranged in the heat exchange device shell (2), a plurality of guide plates (4) are transversely arranged between the snakelike heat exchange coils (3), a plurality of vent holes (5) are arranged on the guide plates (4), a plurality of gas flow splitting pore plates (6) are vertically arranged between the snakelike heat exchange coils (3), one end of each gas flow splitting pore plate (6) is provided with a vertical wind shield (7), a fan (8) is arranged at the top end of one side, close to the wind shield (7), in the heat exchange device shell (2), the fan (8) is connected with the wind shield (7) through a plurality of wind guide pipes (9), the fan (8) is connected with the heat exchange device shell (2) through a wind-dispelling duct (10), and the wind-dispelling duct (10) is communicated with the outside; and a detachable rear cover (11) is arranged on one side, far away from the wind shield (7), in the heat exchange device shell (2).
2. The flue gas heat exchange device for the zinc oxide high-temperature reduction furnace according to claim 1, characterized in that: and a flue gas input pipeline (12) is arranged outside one side of the heat exchange device shell (2) close to the wind shield (7).
3. The flue gas heat exchange device for the zinc oxide high-temperature reduction furnace according to claim 1, characterized in that: the top end of the heat exchange device shell (2) is provided with a smoke outlet (13).
4. The flue gas heat exchange device for the zinc oxide high-temperature reduction furnace according to claim 1, characterized in that: an escalator (14) is welded on the heat exchange device shell (2).
5. The flue gas heat exchange device for the zinc oxide high-temperature reduction furnace according to claim 1, characterized in that: the heat exchange device shell (2) is provided with a pressure gauge (15).
6. The flue gas heat exchange device for the zinc oxide high-temperature reduction furnace according to claim 1, characterized in that: the heat exchange device shell (2) is provided with a water inlet (16) and a water outlet (17).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920952918.4U CN210663959U (en) | 2019-06-24 | 2019-06-24 | Flue gas heat exchange device of zinc oxide high-temperature reduction furnace |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920952918.4U CN210663959U (en) | 2019-06-24 | 2019-06-24 | Flue gas heat exchange device of zinc oxide high-temperature reduction furnace |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210663959U true CN210663959U (en) | 2020-06-02 |
Family
ID=70822632
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920952918.4U Expired - Fee Related CN210663959U (en) | 2019-06-24 | 2019-06-24 | Flue gas heat exchange device of zinc oxide high-temperature reduction furnace |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210663959U (en) |
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2019
- 2019-06-24 CN CN201920952918.4U patent/CN210663959U/en not_active Expired - Fee Related
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200602 Termination date: 20210624 |