CN216132269U - Novel silver stove flue gas collection dirt flue gas baffle - Google Patents
Novel silver stove flue gas collection dirt flue gas baffle Download PDFInfo
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- CN216132269U CN216132269U CN202121974678.1U CN202121974678U CN216132269U CN 216132269 U CN216132269 U CN 216132269U CN 202121974678 U CN202121974678 U CN 202121974678U CN 216132269 U CN216132269 U CN 216132269U
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- flue gas
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- 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
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Abstract
The utility model discloses a novel silver furnace flue gas dust collection flue gas baffle, which belongs to the technical field of non-ferrous metal smelting, and comprises an upper water jacket and a lower water jacket, wherein connecting pieces are symmetrically and fixedly arranged at the top end of the lower water jacket, clamping grooves matched with the connecting pieces are formed in the inner side wall of the upper water jacket, the connecting pieces are used for tightly jointing and connecting the upper water jacket and the lower water jacket, and cooling water pipes are arranged in the upper water jacket and the lower water jacket, so that the novel silver furnace flue gas dust collection flue gas baffle has the beneficial effects that: on the basis of continuously perfecting the furnace type structure of the silver melting furnace and adjusting the height of the furnace arch to optimize the air flow condition in the furnace, the smoke dust collecting baffle is additionally arranged at the west side pressure arch position of the vertical flue by analyzing the melt splashing condition and the molten smoke dust characteristic in the furnace, and smoke and dust in the material reaction of the molten pool collide with the smoke dust collecting baffle and fall into the molten pool, so that the smoke dust collecting effect is improved, and the boiler adhesion is reduced.
Description
Technical Field
The utility model belongs to the technical field of non-ferrous metal smelting, and particularly relates to a novel silver furnace flue gas dust collection flue gas baffle.
Background
The silver nonferrous copper smelting system organizes production by a silver furnace and three converters, the productivity is 150kt/a, and compared with the advanced level of the same industry, the production mode has low yield and high energy consumption. Under the severe situation of the copper smelting industry in 2015, in order to improve the competitive capacity and sustainable development capacity of the silver smelting furnace in the same industry, the company determines to improve the capacity of a single silver smelting furnace to 150kt/a by adopting technical transformation and innovation measures, so that all supporting equipment of the silver smelting furnace is integrally transformed, such as two-zone pure oxygen combustion transformation, furnace body cooling water jacket transformation and the like.
The traditional burner is adopted in the original silver furnace pulverized coal combustion, the heat utilization rate is low, the smoke flow is large, the smoke flow speed is high, and the slope section pressing arch is arranged to mainly play a role in increasing the heat transfer between high-temperature flame and melt, improving the heat utilization rate and trapping smoke dust. However, with the application of the pulverized coal oxygen-enriched combustion technology, the heat utilization rate is improved, the flow direction of flue gas in the furnace is changed due to the action of the pressing arch, the air flow condition is poor, the dust content of the flue gas is high, the positive and negative pressure in the furnace is not easy to control, and meanwhile, the pressing arch brick is easy to be washed by high-temperature air flow due to the lower pressing arch, so that the bonding of a waste heat boiler is caused, the operation rate is influenced, and the service life of the furnace body is prolonged.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the problems in the prior art, and provides a novel silver furnace flue gas dust collection flue gas baffle, so that the capacity of a silver furnace is improved to 150kt/a under the condition that a matched waste heat boiler system is not improved, the problem that the production is influenced due to frequent bonding of waste heat boilers commonly existing in the silver furnace is solved, the smoke dust collection effect is improved, and the bonding of the boilers is reduced.
In order to achieve the purpose, the utility model adopts the technical scheme that:
the utility model provides a novel silver-colored stove flue gas collection dirt flue gas baffle, includes upper portion water jacket and lower part water jacket, the top symmetry of lower part water jacket is fixed to be provided with the connecting piece, be provided with on the inside wall of upper portion water jacket with connecting piece assorted draw-in groove, the connecting piece is used for the inseparable laminating of upper portion water jacket and lower part water jacket to be connected, upper portion water jacket and the inside cooling water pipe that is provided with of lower part water jacket, cooling water pipe are used for realizing the cooling of upper portion water jacket and lower part water jacket, reduce the inside bonding of boiler.
The top end of the connecting piece is of a semicircular structure, and the bending radius of the semicircular structure is 120 mm.
And the upper water jacket and the lower water jacket are both of arch structures.
The length of the upper water jacket is 5862mm, the width of the arch part is 490mm, and the thickness is 130 mm.
The length of the lower water jacket is 5353mm, the width of the arch part is 1110mm, and the thickness of the lower water jacket is 130 mm.
Compared with the prior art, the utility model has the following beneficial effects:
on the basis of continuously perfecting the furnace type structure of the silver melting furnace and adjusting the height of the furnace arch to optimize the air flow condition in the furnace, the smoke dust collecting baffle is additionally arranged at the west side pressure arch position of the vertical flue by analyzing the melt splashing condition and the molten smoke dust characteristic in the furnace, and smoke and dust in the material reaction of the molten pool collide with the smoke dust collecting baffle and fall into the molten pool, so that the smoke dust collecting effect is improved, and the boiler adhesion is reduced.
Drawings
Fig. 1 is a front view of an upper water jacket of an embodiment of the present invention.
Fig. 2 is a front view of a lower water jacket of an embodiment of the present invention.
Fig. 3 is a schematic view of an installation structure of the embodiment of the present invention.
Figure number and name: cooling water pipe 1, upper portion water jacket 2, draw-in groove 3, connecting piece 4, lower part water jacket 5.
Detailed Description
The utility model will be described in detail with reference to the drawings and specific embodiments, which are illustrative of the utility model and are not to be construed as limiting the utility model.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the 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.
As shown in fig. 1-3, the novel silver furnace flue gas dust collection flue gas baffle comprises an upper water jacket 2 and a lower water jacket 5, wherein connecting pieces 4 are symmetrically and fixedly arranged at the top end of the lower water jacket 5, a clamping groove 3 matched with the connecting piece 4 is arranged on the inner side wall of the upper water jacket 2, the connecting pieces 4 are used for tightly attaching the upper water jacket 2 and the lower water jacket 5, cooling water pipes 1 are arranged inside the upper water jacket 2 and the lower water jacket 5, and the cooling water pipes 1 are used for cooling the upper water jacket 2 and the lower water jacket 5 and reducing the bonding inside a boiler.
The upper water jacket 2 and the lower water jacket 5 are both arch-shaped structures.
For better understanding of the present invention, the following description is made:
in order to effectively solve the problem that the waste heat boiler is frequently bonded, the capacity of the silver smelting furnace is improved to 150kt/a under the condition that the capacity of a matched waste heat boiler system is not improved, and the problem that the production is influenced due to frequent bonding of the waste heat boiler in the silver smelting furnace is solved, the pressure arch of the slope section of the converting area is changed into a horizontal arch, and then a flue gas dust collecting baffle water jacket is additionally arranged.
Flue gas dust collection baffle: on the basis of continuously perfecting the furnace type structure of the silver melting furnace and adjusting the height of the furnace arch to optimize the air flow condition in the furnace, a smoke dust collecting baffle is additionally arranged at the west side pressure arch position of the vertical flue by analyzing the melt splashing condition and the molten smoke dust characteristic in the furnace, smoke and dust in the molten pool material reaction collide with the smoke dust collecting baffle and fall into the molten pool, the smoke dust collecting effect is improved, and the boiler adhesion is reduced.
The flue gas baffle comprises an upper water jacket 2 and a lower water jacket 5, wherein the length of the upper water jacket 2 is 5862mm, the width of an arch part is 490mm, and the thickness of the arch part is 130 mm. The length of lower water jacket 5 is 5353mm, the arch width is 1110mm, the thickness is 130mm, upper water jacket 2 and lower water jacket 5 are closely attached, and connecting piece 4 cast by copper pipe molten copper is arranged in upper water jacket 2 and lower water jacket 5, the casting angle of connecting piece 4 is R5, the bending radius of copper pipe is R120 mm, upper water jacket 2 and lower water jacket 5 are integrally hung on the furnace body steel structure, circulating water cooling circulation is adopted in upper water jacket 2 and lower water jacket 5 through cooling water pipe 1, the service life of water jacket is ensured, the internal bonding of boiler is reduced, the volume of the gas phase region of hearth is increased by about 10m through calculation3The space area of the converting area is increased, positive and negative pressure in the converting area can be adjusted more conveniently than before the design, the smoke condition in the furnace can be further optimized, the dust catching effect is increased, the pulverized coal erosion is reduced, and the service life of the furnace is prolonged.
After the project is implemented, partial facilities of the silver furnace are improved and perfected, the problem that the production is influenced due to frequent bonding of a waste heat boiler in the silver furnace is solved, and compared with the situation before the improvement, the ash rate is reduced to 1% from the original 3%, so that 150kt/a mineral crude copper of a single silver furnace is produced, and stable production is realized.
The technical solutions provided by the embodiments of the present invention are described in detail above, and the principles and embodiments of the present invention are explained in the present document by using specific examples, and the descriptions of the embodiments are only used to help understanding the principles of the embodiments of the present invention.
Claims (5)
1. The utility model provides a novel silver stove flue gas collection dirt flue gas baffle, includes upper portion water jacket and lower part water jacket, its characterized in that: the top of lower part water jacket is fixed with the connecting piece symmetrically, is provided with on the inside wall of upper portion water jacket with connecting piece assorted draw-in groove, the connecting piece is used for the inseparable laminating of upper portion water jacket and lower part water jacket to be connected, upper portion water jacket and lower part water jacket are inside to be provided with the cooling water pipe, and the cooling water pipe is used for realizing the cooling of upper portion water jacket and lower part water jacket, reduces the inside bonding of boiler.
2. The novel silver furnace flue gas dust collection flue gas baffle plate of claim 1, which is characterized in that: the top end of the connecting piece is of a semicircular structure, and the bending radius of the semicircular structure is 120 mm.
3. The novel silver furnace flue gas dust collection flue gas baffle plate of claim 1, which is characterized in that: and the upper water jacket and the lower water jacket are both of arch structures.
4. The novel silver furnace flue gas dust collection flue gas baffle plate of claim 1, which is characterized in that: the length of the upper water jacket is 5862mm, the width of the arch part is 490mm, and the thickness is 130 mm.
5. The novel silver furnace flue gas dust collection flue gas baffle plate of claim 1, which is characterized in that: the length of the lower water jacket is 5353mm, the width of the arch part is 1110mm, and the thickness of the lower water jacket is 130 mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121974678.1U CN216132269U (en) | 2021-08-20 | 2021-08-20 | Novel silver stove flue gas collection dirt flue gas baffle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121974678.1U CN216132269U (en) | 2021-08-20 | 2021-08-20 | Novel silver stove flue gas collection dirt flue gas baffle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216132269U true CN216132269U (en) | 2022-03-25 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121974678.1U Active CN216132269U (en) | 2021-08-20 | 2021-08-20 | Novel silver stove flue gas collection dirt flue gas baffle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216132269U (en) |
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2021
- 2021-08-20 CN CN202121974678.1U patent/CN216132269U/en active Active
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