CN220793119U - Desuperheater of flue gas waste heat boiler of industrial silicon ore furnace - Google Patents
Desuperheater of flue gas waste heat boiler of industrial silicon ore furnace Download PDFInfo
- Publication number
- CN220793119U CN220793119U CN202322247635.9U CN202322247635U CN220793119U CN 220793119 U CN220793119 U CN 220793119U CN 202322247635 U CN202322247635 U CN 202322247635U CN 220793119 U CN220793119 U CN 220793119U
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- CN
- China
- Prior art keywords
- desuperheater
- flue gas
- venturi tube
- integrally connected
- waste heat
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Links
- 239000002918 waste heat Substances 0.000 title claims abstract description 19
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 title claims abstract description 18
- 239000003546 flue gas Substances 0.000 title claims abstract description 18
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 title claims abstract description 17
- 229910052710 silicon Inorganic materials 0.000 title claims abstract description 17
- 239000010703 silicon Substances 0.000 title claims abstract description 17
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 20
- 239000000498 cooling water Substances 0.000 abstract description 3
- 238000005516 engineering process Methods 0.000 abstract description 2
- 238000009434 installation Methods 0.000 abstract description 2
- 238000012423 maintenance Methods 0.000 abstract description 2
- 238000012545 processing Methods 0.000 abstract description 2
- 238000010438 heat treatment Methods 0.000 description 5
- 238000002485 combustion reaction Methods 0.000 description 4
- 229920006395 saturated elastomer Polymers 0.000 description 3
- 230000008020 evaporation Effects 0.000 description 2
- 238000001704 evaporation Methods 0.000 description 2
- 239000000446 fuel Substances 0.000 description 2
- 210000002445 nipple Anatomy 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 239000002893 slag Substances 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
- 230000008016 vaporization Effects 0.000 description 1
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P10/00—Technologies related to metal processing
- Y02P10/25—Process efficiency
Landscapes
- Waste-Gas Treatment And Other Accessory Devices For Furnaces (AREA)
Abstract
A desuperheater for an industrial silicon submerged arc furnace flue gas waste heat boiler, comprising: the steam inlet device comprises an outer sleeve, an inner sleeve, a water inlet pipe and a venturi tube, and is characterized in that the inner sleeve is arranged in the outer sleeve, a supporting plate is arranged between the inner sleeve and the outer sleeve, the supporting plate is uniformly distributed between the sleeves, the inner sleeve is connected with a cone in the direction close to a steam inlet, the end face of the inner sleeve is integrally connected with the lower bottom face of the cone, the upper bottom face of the cone is integrally connected with the venturi tube, the other end of the venturi tube is integrally connected with a baffle, the baffle is annular, and the outer side of the baffle is integrally connected with the outer sleeve. The device has improved the mixed degree of cooling water and superheated steam, high-efficient on a large scale atomized the desuperheater to strengthened the heat exchange efficiency of desuperheater, and because this desuperheater is formed by each individual part connection, and consequently each part simple structure processing technology is simple, and the structure is succinct, be convenient for make, installation and maintenance.
Description
Technical Field
The utility model relates to the technical field of waste heat boilers, in particular to a desuperheater of an industrial silicon ore heating furnace flue gas waste heat boiler.
Background
The boiler is an energy converter, which is a device for heating working medium water or other fluid to a certain parameter by using heat energy released by fuel combustion or other heat energy.
The boiler is divided into a boiler and a furnace. The "boiler" is a pressed component for containing water and steam, heating, vaporizing and separating the water from the steam, and the "stove" is a place for burning fuel or releasing heat by other heat energy, and comprises combustion equipment, a combustion chamber hearth, a heat release flue and the like. Both the boiler and the furnace undergo a heat transfer process, and the interface between the exothermic and endothermic surfaces is referred to as the heated surface. The boiler heats water to steam. Besides the boiler and the furnace, auxiliary equipment such as a framework, a platform, an escalator, combustion, slag discharge, a flue gas duct, a pipeline, a furnace wall and the like are also arranged. The waste heat boiler adopts natural circulation, and in the natural circulation boiler, a water circulation loop is formed by a boiler barrel, a down pipe, a lower header and an evaporation heating surface (the evaporation heating surface also comprises an upper header and a steam-water conduit).
The desuperheater is the last device which is used for adjusting the temperature of saturated steam before the saturated steam from the boiler barrel enters the superheater, the existing desuperheater easily enables the saturated steam to be uneven in temperature in the superheater, water drop phenomenon occurs, water drops are unevenly distributed in the superheater, the problem of thermal deviation of the superheater is aggravated, the superheater is caused to burst pipes, and the service life of the whole boiler is affected.
Disclosure of Invention
The utility model aims to provide a desuperheater of an industrial silicon submerged arc furnace flue gas waste heat boiler, which aims to solve the problems in the background art.
The utility model aims at adopting the following technical scheme:
a desuperheater for an industrial silicon submerged arc furnace flue gas waste heat boiler, comprising: the venturi tube comprises an outer sleeve, an inner sleeve, a water inlet pipe and a venturi tube, and is characterized in that the inner sleeve is arranged in the outer sleeve, a supporting plate is arranged between the inner sleeve and the outer sleeve, and the supporting plate is uniformly distributed between the sleeves.
Further, the inner sleeve is connected with a cone cylinder in the direction close to the steam inlet, the end face of the inner sleeve is integrally connected with the lower bottom face of the cone cylinder, the upper bottom face of the cone cylinder is integrally connected with a venturi tube, the other end of the venturi tube is integrally connected with a baffle plate, the baffle plate is annular, and the outer side of the baffle plate is integrally connected with the outer sleeve.
Furthermore, the throat of the venturi tube is provided with a nozzle, the nozzle is communicated with the inner side and the outer side of the venturi tube, the outer side of the throat of the venturi tube is integrally connected with a cylinder, and two circular arc bulges with the same diameter are arranged on two sides of the throat of the venturi tube and are used for being matched with the cylinder.
Further, the cylinder is integrally connected with a water inlet pipe, and the water inlet pipe penetrates through the outer sleeve and is integrally connected with a pipe joint outside the outer sleeve.
Further, a short tube is connected to the outer sleeve.
Further, the short pipe is arranged at the opposite side of the water inlet pipe.
Further, arc plates are uniformly arranged on the outer sleeve along the axial direction.
Further, the arc-shaped plates are arranged on the same side of the short pipe.
The utility model has the beneficial effects that: the device has improved the mixed degree of cooling water and superheated steam, high-efficient on a large scale atomized the desuperheater to strengthened the heat exchange efficiency of desuperheater, and because this desuperheater is formed by each individual part connection, and consequently each part simple structure processing technology is simple, and the structure is succinct, be convenient for make, installation and maintenance.
Drawings
In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are required to be used in the embodiments or the description of the prior art will be briefly described, and the drawings in the following description are only some embodiments of the present utility model, and other drawings may be obtained according to the structures shown in these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a desuperheater of an industrial silicon submerged arc furnace flue gas waste heat boiler;
FIG. 2 is a cross-sectional view of a desuperheater A-A of a flue gas waste heat boiler of an industrial silicon ore furnace;
in the figure, the outer sleeve is 1-, the inner sleeve is 2-, the support plate is 3-, the water inlet pipe is 4-, the pipe joint is 5-, the baffle is 6-, the venturi is 7-, the short pipe is 8-, the cylinder is 9-, the cone is 10-and the arc is 11-.
Description of the embodiments
For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments of the present utility model. The components of the embodiments of the present utility model generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the utility model, as presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
As shown in fig. 1 and 2, the utility model is a desuperheater of an industrial silicon ore furnace flue gas waste heat boiler, comprising: an outer sleeve 1, an inner sleeve 2, a water inlet pipe 4 and a venturi pipe 7.
The inner sleeve 2 is arranged in the outer sleeve 1, a supporting plate 3 is arranged between the inner sleeve 2 and the outer sleeve 1, the supporting plates 3 are uniformly distributed among the sleeves in groups of three, and each group is distributed by 120 degrees in the cross section.
The inner sleeve 2 is connected with a cone barrel 10 in the direction close to the steam inlet, the end face of the inner sleeve 2 is integrally connected with the lower bottom face of the cone barrel 10, the upper bottom face of the cone barrel 10 is integrally connected with a venturi tube 7, the other end of the venturi tube 7 is integrally connected with a baffle 6, the baffle 6 is annular, the outer side of the baffle 6 is integrally connected with the outer sleeve 1, the space between the inner sleeve 2 and the outer sleeve 1 is sealed on one side of the steam inlet, and entering steam can only enter the inner sleeve 2 through the venturi tube 7.
The throat of venturi 7 is provided with the nozzle, and the nozzle totally 16, evenly distributed is at venturi 7 throat, communicates venturi 7 inside and outside, and venturi 7 throat outside an organic whole is connected with drum 9, and venturi 7 throat both sides have two circular arc archs that the diameter is the same to be used for with drum 9 cooperation, is connected with inlet tube 4 on the drum 9 an organic whole, and inlet tube 4 passes outer sleeve 1 and is connected with coupling 5 in outer sleeve 1 outside an organic whole, is connected with nozzle nipple 8 on the offside outer sleeve 1 of inlet tube, and outer sleeve 1 evenly is provided with arc 11 along the axial in same side of nozzle nipple 8 simultaneously.
Steam entering from a steam inlet enters the inner sleeve 2 through the venturi tube 7, cooling water enters a space enclosed by the cylinder 9 and the venturi tube 7 from the water inlet pipe, enters the inner side of the venturi tube 7 through a nozzle at the throat part of the venturi tube 7 and is mixed with high-temperature steam, and therefore temperature reduction is achieved.
In the above embodiments, the basic principle and main features of the present utility model and advantages of the present utility model are described. It will be appreciated by persons skilled in the art that the present utility model is not limited by the foregoing embodiments, but rather is shown and described in what is considered to be illustrative of the principles of the utility model, and that modifications and changes can be made by those skilled in the art without departing from the spirit and scope of the utility model, and therefore, is within the scope of the appended claims.
Claims (8)
1. A desuperheater for an industrial silicon submerged arc furnace flue gas waste heat boiler, comprising: the venturi tube comprises an outer sleeve (1), an inner sleeve (2), a water inlet pipe (4) and a venturi tube (7), and is characterized in that the inner sleeve (2) is arranged in the outer sleeve (1), a supporting plate (3) is arranged between the inner sleeve (2) and the outer sleeve (1), and the supporting plate (3) is uniformly distributed between the sleeves.
2. The industrial silicon submerged arc furnace flue gas waste heat boiler attemperator according to claim 1, wherein the inner sleeve (2) is connected with a cone (10) in the direction close to the steam inlet, the end face of the inner sleeve (2) is integrally connected with the lower bottom face of the cone (10), the upper bottom face of the cone (10) is integrally connected with a venturi tube (7), the other end of the venturi tube (7) is integrally connected with a baffle plate (6), the baffle plate (6) is annular, and the outer side of the baffle plate is integrally connected with the outer sleeve (1).
3. The industrial silicon submerged arc furnace flue gas waste heat boiler attemperator according to claim 1, wherein the throat part of the venturi tube (7) is provided with a nozzle, the nozzle is communicated with the inner side and the outer side of the venturi tube (7), the outer side of the throat part of the venturi tube (7) is integrally connected with a cylinder (9), and two circular arc protrusions with the same diameter are arranged on two sides of the throat part of the venturi tube (7) and are used for being matched with the cylinder (9).
4. A desuperheater for flue gas waste heat boiler of industrial silicon ore furnace according to claim 3, characterized in that the cylinder (9) is integrally connected with a water inlet pipe (4), the water inlet pipe (4) penetrates through the outer sleeve (1) and is integrally connected with a pipe joint (5) outside the outer sleeve (1).
5. The desuperheater of the flue gas waste heat boiler of the industrial silicon submerged arc furnace according to claim 1, wherein a short pipe (8) is connected to the outer sleeve (1).
6. A desuperheater for flue gas waste heat boiler of industrial silicon submerged arc furnace according to claim 5, characterized in that the short pipe (8) is arranged at the opposite side of the water inlet pipe (4).
7. The desuperheater of the flue gas waste heat boiler of the industrial silicon submerged arc furnace according to claim 1, wherein arc plates (11) are uniformly arranged on the outer sleeve (1) along the axial direction.
8. A desuperheater for flue gas waste heat boiler of industrial silicon submerged arc furnace according to claim 7, characterized in that the arc-shaped plates (11) are arranged on the same side of the short tube (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322247635.9U CN220793119U (en) | 2023-08-21 | 2023-08-21 | Desuperheater of flue gas waste heat boiler of industrial silicon ore furnace |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322247635.9U CN220793119U (en) | 2023-08-21 | 2023-08-21 | Desuperheater of flue gas waste heat boiler of industrial silicon ore furnace |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220793119U true CN220793119U (en) | 2024-04-16 |
Family
ID=90653618
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322247635.9U Active CN220793119U (en) | 2023-08-21 | 2023-08-21 | Desuperheater of flue gas waste heat boiler of industrial silicon ore furnace |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220793119U (en) |
-
2023
- 2023-08-21 CN CN202322247635.9U patent/CN220793119U/en active Active
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