CN213090430U - Natural gas combustion-supporting device of rock wool cupola - Google Patents
Natural gas combustion-supporting device of rock wool cupola Download PDFInfo
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- CN213090430U CN213090430U CN202021775217.7U CN202021775217U CN213090430U CN 213090430 U CN213090430 U CN 213090430U CN 202021775217 U CN202021775217 U CN 202021775217U CN 213090430 U CN213090430 U CN 213090430U
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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
- Y02P10/10—Reduction of greenhouse gas [GHG] emissions
- Y02P10/143—Reduction of greenhouse gas [GHG] emissions of methane [CH4]
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- Waste-Gas Treatment And Other Accessory Devices For Furnaces (AREA)
Abstract
The utility model discloses a natural gas combustion-supporting device of a rock wool cupola, which comprises a combustion-supporting air pipe, a natural gas inlet mechanism, a natural gas pipe, a natural gas distribution tank, an oxygen pipeline and an oxygen distribution tank which are arranged on a cupola furnace body; the natural gas feeding mechanism is connected with the combustion-supporting air pipe, two ends of the natural gas pipe are connected with the natural gas feeding mechanism and the natural gas distribution tank, and the oxygen pipeline is connected with the oxygen distribution tank; and the natural gas introducing mechanism is positioned above the connecting position of the oxygen pipeline and the cupola furnace. The natural gas is sprayed into the furnace through the natural gas spray gun in the combustion-supporting air of the rock wool cupola, the consumption of coke in the cupola is reduced by utilizing the high temperature and high heat generated by the combustion of the natural gas, the temperature of a melting area of the rock wool cupola is increased, the melting speed is increased, the yield and the quality of rock wool melt are improved, meanwhile, the discharge of substances such as sulfur dioxide in waste gas is reduced, and the pressure of rear environment-friendly equipment is reduced.
Description
Technical Field
The utility model belongs to the technical field of the cupola structure is used in the rock wool production, especially, relate to rock wool cupola natural gas combustion-supporting device.
Background
Along with the demand of high-performance rock wool products for heat preservation and insulation of buildings and industries is increasing, however, most of rock wool products in the market are low-end products, rock wool fibers are thick and brittle, the weather resistance of the products is poor, the strength is low, the heat preservation and insulation performance is poor, and the use requirements cannot be met. The existing domestic cupola furnace for producing rock wool adopts a hot air combustion-supporting melting technology, namely hot air obtained by heat exchange between cupola furnace tail gas and cold air is used as combustion-supporting gas. Although simple, the method has many disadvantages, such as slow temperature rise speed in the furnace due to low oxygen content in the air; the combustion of fuel is insufficient, so that the content of CO and other gases in the furnace is high, and the produced rock wool fiber is short and thick and has poor flexibility and elasticity. Therefore, it is difficult to produce high performance rock wool products by this technique.
SUMMERY OF THE UTILITY MODEL
For solving the above defect of prior art, improve combustion efficiency in the cupola, the utility model provides a rock wool cupola natural gas combustion-supporting device, technical method is as follows:
the rock wool cupola natural gas combustion-supporting device comprises a combustion-supporting air pipe, a natural gas inlet mechanism, a natural gas pipe, a natural gas distribution tank, an oxygen pipeline and an oxygen distribution tank which are arranged on a cupola furnace body; the combustion-supporting air pipe and the oxygen pipeline are respectively and directly connected to the cupola furnace, the natural gas inlet mechanism is connected to the combustion-supporting air pipe, two ends of the natural gas pipe are connected with the natural gas inlet mechanism and the natural gas distribution tank, and the oxygen pipeline is connected with the oxygen distribution tank;
the natural gas introducing mechanism and the natural gas pipe form a natural gas supply pipeline, the number of the natural gas supply pipeline is the same as that of the oxygen pipeline, and the natural gas supply pipeline and the oxygen pipeline are at least one set;
and the natural gas introducing mechanism is positioned above the connecting position of the oxygen pipeline and the cupola furnace.
Preferably, the natural gas introducing mechanism and the access position of the cupola furnace and the access positions of the oxygen pipeline and the cupola furnace are respectively and uniformly distributed on the side wall of the cupola furnace in a surrounding manner.
Preferably, the oxygen pipeline is connected with a hose, and the hose is connected to the cupola furnace through a flange structure.
Preferably, the natural gas pipe is connected to the natural gas introducing mechanism through a hose.
Preferably, a regulating valve and a flow meter are respectively arranged on each natural gas pipe.
Preferably, the natural gas introducing mechanism is a natural gas spray gun.
Compared with the prior art, the beneficial effects of the utility model are that:
(1) the natural gas is sprayed into the furnace through the natural gas spray gun in the combustion-supporting air of the rock wool cupola, the consumption of coke in the cupola is reduced by utilizing the high temperature and high heat generated by the combustion of the natural gas, the temperature of a melting area of the rock wool cupola is increased, the melting speed is increased, the yield and the quality of rock wool melt are improved, meanwhile, the discharge of substances such as sulfur dioxide in waste gas is reduced, and the pressure of rear environment-friendly equipment is reduced. Oxygen is introduced into an oxygen pipeline below the natural gas spray gun, so that the combustion of natural gas and coke is promoted, and the temperature of a melting zone is further increased.
(2) The flowmeter is arranged at the combustion-supporting air pipe, the natural gas is uniformly distributed to each combustion-supporting branch pipe through the flowmeter, and the natural gas and the combustion-supporting air are rapidly mixed by high flow velocity and enter the furnace to be uniformly combusted.
(3) The utility model provides a rock wool cupola combustion-supporting system, compact structure, area is little, can increase oxygen supply pipeline and natural gas line's quantity as required, promotes combustion-supporting effect.
Drawings
The accompanying drawings, which form a part of the specification, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention without unduly limiting the scope of the invention.
FIG. 1 is a schematic plan view of a natural gas combustion-supporting device of a rock wool cupola furnace provided by the present invention;
FIG. 2 is a schematic view of a three-dimensional structure of a natural gas combustion supporting device of a rock wool cupola furnace provided by the utility model;
fig. 3 is the utility model provides a rock wool cupola natural gas combustion-supporting device overlooks angle structure schematic diagram.
The system comprises a cupola furnace 1, a combustion-supporting air pipe 2, a natural gas inlet mechanism 3, a natural gas pipe 4, a natural gas distribution tank 5, an oxygen pipeline 6, an oxygen distribution tank 7, a hose 8, an adjusting valve 41 and a flowmeter 42.
Detailed Description
It should be noted that the following detailed description is exemplary and is intended to provide further explanation of the invention. Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs.
It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments in accordance with the invention. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, and it should be understood that when the terms "comprises" and/or "comprising" are used in this specification, they specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof, unless the context clearly indicates otherwise.
A natural gas combustion-supporting device of a rock wool cupola, as shown in figures 1 and 2, comprising a combustion-supporting air pipe 2 arranged on a furnace body of the cupola 1, a natural gas introducing mechanism 3, a natural gas pipe 4, a natural gas distribution tank 5, an oxygen pipeline 6 and an oxygen distribution tank 7; the combustion-supporting air pipe 2 and the oxygen pipeline 6 are directly connected to the cupola 1, the natural gas feeding mechanism 3 is connected to the combustion-supporting air pipe 2, two ends of the natural gas pipe 4 are connected with the natural gas feeding mechanism 3 and the natural gas distribution tank 5, and the oxygen pipeline 6 is connected with the oxygen distribution tank 7;
the natural gas introducing mechanism 3 and the natural gas pipe 4 form a natural gas supply pipeline, the number of the natural gas supply pipeline is the same as that of the oxygen pipeline 6, and at least one natural gas supply pipeline is provided;
the natural gas introducing mechanism 3 is positioned above the connecting position of the oxygen pipeline 6 and the cupola furnace.
The number of the natural gas pipes 4 and the oxygen pipes 6 is designed according to the size of the cupola and the required heat, and 6 sets of the natural gas pipes 4 and the oxygen pipes 6 are provided in this embodiment.
Wherein, the oxygen pipeline 6 is connected with a hose 8, and the hose is connected to the cupola furnace 1 through a flange structure.
Air is introduced into the combustion-supporting air pipe 2, natural gas in the natural gas introducing mechanism 3 enters the cupola furnace under the driving of the air, and the natural gas pipe 4 is connected to the natural gas introducing mechanism 3 through a hose.
As shown in fig. 1, a regulating valve 41 and a flow meter 42 are provided on each natural gas pipe 4, respectively.
The natural gas introducing mechanism 3 is specifically a natural gas spray gun.
The natural gas is sprayed into the furnace through the natural gas spray gun in the combustion-supporting air of the rock wool cupola, the consumption of coke in the cupola is reduced by utilizing the high temperature and high heat generated by the combustion of the natural gas, the temperature of a melting area of the rock wool cupola is increased, the melting speed is increased, the yield and the quality of rock wool melt are improved, meanwhile, the discharge of substances such as sulfur dioxide in waste gas is reduced, and the pressure of rear environment-friendly equipment is reduced. Oxygen is introduced into an oxygen pipeline below the natural gas spray gun, so that the combustion of natural gas and coke is promoted, and the temperature of a melting zone is further increased.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (6)
1. The natural gas combustion-supporting device of the rock wool cupola is characterized by comprising a combustion-supporting air pipe, a natural gas inlet mechanism, a natural gas pipe, a natural gas distribution tank, an oxygen pipeline and an oxygen distribution tank which are arranged on a cupola furnace body; the combustion-supporting air pipe and the oxygen pipeline are respectively and directly connected to the cupola furnace, the natural gas inlet mechanism is connected to the combustion-supporting air pipe, two ends of the natural gas pipe are connected with the natural gas inlet mechanism and the natural gas distribution tank, and the oxygen pipeline is connected with the oxygen distribution tank;
the natural gas introducing mechanism and the natural gas pipe form a natural gas supply pipeline, the number of the natural gas supply pipeline is the same as that of the oxygen pipeline, and the natural gas supply pipeline and the oxygen pipeline are at least one set;
and the natural gas introducing mechanism is positioned above the connecting position of the oxygen pipeline and the cupola furnace.
2. The natural gas combustion-supporting device for the rock wool cupola furnace according to claim 1, wherein the natural gas inlet mechanism and the cupola furnace are respectively and uniformly distributed on the side wall of the cupola furnace in a surrounding manner at the access position and the oxygen pipeline and the cupola furnace are respectively and uniformly distributed at the access position.
3. The natural gas combustion supporting device of the rock wool cupola furnace of claim 1, wherein the oxygen pipeline is connected with a hose, and the hose is connected to the cupola furnace through a flange structure.
4. The natural gas combustion supporting device of the rock wool cupola furnace of claim 1, wherein the natural gas pipe is connected to the natural gas inletting mechanism through a hose.
5. The natural gas combustion-supporting device of the rock wool cupola according to claim 1, wherein a regulating valve and a flowmeter are respectively arranged on each natural gas pipe.
6. The natural gas combustion-supporting device of the rock wool cupola furnace of claim 1, wherein the natural gas introducing mechanism is a natural gas lance.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021775217.7U CN213090430U (en) | 2020-08-21 | 2020-08-21 | Natural gas combustion-supporting device of rock wool cupola |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021775217.7U CN213090430U (en) | 2020-08-21 | 2020-08-21 | Natural gas combustion-supporting device of rock wool cupola |
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| Publication Number | Publication Date |
|---|---|
| CN213090430U true CN213090430U (en) | 2021-04-30 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202021775217.7U Active CN213090430U (en) | 2020-08-21 | 2020-08-21 | Natural gas combustion-supporting device of rock wool cupola |
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|---|---|
| CN (1) | CN213090430U (en) |
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2020
- 2020-08-21 CN CN202021775217.7U patent/CN213090430U/en active Active
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| GR01 | Patent grant | ||
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| CP01 | Change in the name or title of a patent holder |
Address after: 112600 No.1, No.4 Industrial Park, Yilu Industrial Park, Tieling County, Tieling City, Liaoning Province Patentee after: Taishi energy saving (Shenyang) Co.,Ltd. Address before: 112600 No.1, No.4 Industrial Park, Yilu Industrial Park, Tieling County, Tieling City, Liaoning Province Patentee before: SHENYANG TAISHI ROCKWOOL CO.,LTD. |