CN218693832U - Tundish tire film baking system - Google Patents
Tundish tire film baking system Download PDFInfo
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- CN218693832U CN218693832U CN202222828958.2U CN202222828958U CN218693832U CN 218693832 U CN218693832 U CN 218693832U CN 202222828958 U CN202222828958 U CN 202222828958U CN 218693832 U CN218693832 U CN 218693832U
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Abstract
The utility model belongs to the technical field of the bakeout fetal membrane toasts, a bakeout fetal membrane toasts system is disclosed. Comprises a fetal membrane baking mechanism; the tire membrane baking mechanism comprises a plurality of burners, the burners are arranged above a tire membrane of a workpiece tundish, a gas pipeline A and an air pipeline are arranged above the tire membrane of the workpiece tundish, branch pipelines are arranged on the gas pipeline A, the tail end of each branch pipeline is correspondingly arranged in a combustion cavity of the corresponding burner, and one end of the gas pipeline A is connected with a gas pipeline B through a gas metal hose; branch pipelines are arranged on the air pipeline, the tail end of each branch pipeline is correspondingly arranged in a combustion chamber of the corresponding combustor, and one end of the air pipeline is connected with the air blower through an air metal hose; a branch nitrogen pipeline is also arranged on the gas pipeline B. The baking tundish tire membrane has a simple structure, is convenient to operate, and can be safely and stably baked.
Description
Technical Field
The utility model belongs to the technical field of the middle package fetal membrane toasts, the utility model relates to a middle package fetal membrane toasts system. More particularly, it relates to a baking system for drying and shaping the interior of a tundish after the tundish is built.
Background
The good tundish of building, in drying process, for preventing inside resistant material heated deformation in drying process, so, can place the design membrane in the tundish inside baking process, make the tundish dry the stoving under the support of membrane.
The traditional fetal membrane baking device adopts a straight-through structure of an air pipe and a gas pipe, has weak flame intensity and insufficient length, does not have control of flow, temperature and the like, adopts a manual ignition mode, and is neither energy-saving nor safe.
Due to the requirements of production and gas saving, the gas can be fully combusted to the greatest extent, and meanwhile, the flameout caused by low heat value of the gas can not be ensured during working. The existing baking equipment generally uses the traditional air for combustion supporting, the combustion is insufficient, and nitrogen in the air does not participate in the combustion and wastes a large amount of heat.
SUMMERY OF THE UTILITY MODEL
The utility model aims at overcoming not enough among the above-mentioned background art, providing a package fetal membrane baking system in middle of is a simple structure, be convenient for operation, but the safe and stable's package fetal membrane in middle of toasting.
The utility model provides a technical scheme that its technical problem adopted is: a tundish tire membrane baking system comprises a tire membrane baking mechanism; the tire membrane baking mechanism comprises a plurality of burners, the burners are arranged above a tire membrane of a workpiece tundish, a gas pipeline A and an air pipeline are arranged above the tire membrane of the workpiece tundish, branch pipelines are arranged on the gas pipeline A, the tail end of each branch pipeline is correspondingly arranged in a combustion cavity of the corresponding burner, and one end of the gas pipeline A is connected with a gas pipeline B through a gas metal hose; branch pipelines are arranged on the air pipeline, the tail end of each branch pipeline is correspondingly arranged in a combustion chamber of the corresponding combustor, and one end of the air pipeline is connected with the air blower through an air metal hose; a branch nitrogen pipeline is also arranged on the gas pipeline B.
The combustor, the gas pipeline A and the air pipeline are respectively supported and arranged above the tundish tire membrane of the workpiece through pipeline supporting pieces.
The gas pipeline B is connected with a main gas pipeline, and a flowmeter, a pressure speed changer, a quick-cutting valve, an adjusting valve, a fully-closed blind plate valve and a manual butterfly valve B are sequentially arranged on the gas pipeline B in the direction from the gas metal hose to the main gas pipeline.
And a manual butterfly valve C, an electromagnetic valve and a flowmeter are further arranged on the branch nitrogen pipeline.
And a pressure transmission, an electromagnetic valve and a flowmeter are arranged at the joint of the air blower and the air metal hose.
A manual butterfly valve A is arranged between the burner and the gas pipeline A.
The combustor is disclosed in publication number CN 212841572U.
Furthermore, smoke exhaust pipes are respectively arranged on two sides of the blank film of the tundish of the workpiece; the connection is realized by welding.
Further, the gas pipeline A is connected with the gas metal hose through a flange.
Furthermore, the air pipeline is connected with the air metal hose through a quick connector.
Furthermore, the pipeline supporting piece is welded on the blank film of the tundish of the workpiece to realize supporting; the gas pipeline A and the air pipeline are respectively fixed on the pipeline supporting piece through nuts.
Further, the combustor is connected with a manual butterfly valve A through a bolt. A temperature sensor is arranged in the combustor.
Furthermore, the gas pipeline B is also provided with an audible and visual alarm.
The number of the tire film baking mechanisms is set according to the requirement of working conditions, and the corresponding gas pipeline B, the nitrogen pipeline, the blower, the air metal hose and the gas metal hose are arranged according to the number of the tire film baking mechanisms.
The burners are specifically arranged according to working conditions, and preferably three burners are arranged.
The whole system is also provided with a plurality of gas leakage alarms. The gas leakage alarm is arranged in a factory building or adjacent places where the system is arranged according to working conditions. There is no particular limitation.
The system is also provided with an electric control cabinet, a PLC control system is arranged in the electric control cabinet, and the combustor, the air blower, the flow meter, the pressure transmission, the quick-cutting valve, the regulating valve, the fully-closed blind plate valve, the electromagnetic valve, the gas leakage alarm, the temperature sensor and the audible and visual alarm are respectively connected with the PLC control system. Besides, the burner and other parts are not limited to specific models, and the working function of the burner is realized.
The utility model provides a middle package fetal membrane baking system mainly used newly builds the middle package of building or the middle package of overhaul, after the building is accomplished, carries out the equipment of drying to the inside refractory material of middle package.
Compared with the prior art, the utility model beneficial effect who has is:
the utility model provides a middle package fetal membrane baking systems, combustor are fixed on the work piece middle package fetal membrane, and along with the removal of work piece middle package fetal membrane and remove, have eliminated and have toasted the in-process because of combustor and fetal membrane separation inaccurate drawback of counterpointing, have realized the accurate location of combustor.
The utility model provides a middle package fetal membrane baking system, fetal membrane baking mechanism can dismantle with metal collapsible tube and be connected, can be connected with the relevant main line distance of gas according to hose length.
The combustor realizes the full combustion of gas and releases heat energy with maximum efficiency. And the flame length and the intensity are increased, so that the tire membrane is heated more uniformly, and the baking efficiency is improved. The jet flow type burner is adopted to realize stable combustion of fuel gas. The baking system fixes the burner on the tire membrane of the tundish of the workpiece, so that the heat loss caused by overlarge pore opening of the tire membrane due to the difficulty in aligning the burner is reduced. After the jet type burner is adopted, the length and the intensity of flame can be correspondingly increased, so that the fetal membranes of the tundish of the workpiece are heated more uniformly, the baking efficiency is greatly improved, and the purpose of energy conservation is realized.
The utility model provides a middle package fetal membrane baking system is equipped with nitrogen gas and sweeps the structure, nitrogen gas pipe connection nitrogen gas entry and main gas pipeline. The nitrogen is utilized to sweep the residual gas in the gas pipelines (the gas pipeline A, the gas pipeline B and the air pipeline) before and after the combustion is started and finished, so that the potential safety hazards of instantaneous detonation of ignition and the like are eliminated. The nitrogen is automatically purged for a period of time to exhaust the remaining gas in the burner prior to ignition of the burner. After the combustor stops burning, the nitrogen starts automatic purging again, and the safety of the equipment is guaranteed. In addition, an electromagnetic valve is arranged on the nitrogen pipeline and used for regulating and controlling the flow of the nitrogen during each purging.
Drawings
The invention will be further described with reference to the following figures and examples:
fig. 1 is a schematic front view of the fetal membrane baking mechanism of the present invention.
Fig. 2 is a top view of the film baking mechanism of the present invention.
FIG. 3 is a schematic view of a tundish tire baking system of example 1.
In the figure, 1, gas pipelines A,2, air pipelines, 3, flanges, 4, quick connectors, 5, a smoke exhaust pipe, 6, a tundish tire membrane, 7, a manual butterfly valve A,8, a pipeline supporting piece, 9, a burner, 10, an electric control cabinet, 11, a tire membrane baking mechanism, 12, a blower, 13, an air metal hose, 14, a gas metal hose, 15, gas pipelines B,16, a nitrogen pipeline, 17, a flowmeter, 18, a pressure transmitter, 19, a quick-cutting valve, 20, an adjusting valve, 21, a fully-closed blind plate valve, 22, manual butterfly valves B and 23 and a main gas pipeline are arranged.
Detailed Description
The present invention will be further described with reference to the drawings attached to the specification, but the present invention is not limited to the following embodiments. The combustor, the air blower, the flowmeter, the pressure transmission, the quick-cutting valve, the regulating valve, the fully-closed blind plate valve, the electromagnetic valve, the fuel gas leakage alarm, the temperature sensor and the audible and visual alarm which are connected with the PLC control system in the embodiment are not limited to specific models, and the working function of the combustor, the air blower, the flowmeter, the pressure transmission, the quick-cutting valve, the regulating valve, the fully-closed blind plate valve, the electromagnetic valve, the fuel gas leakage alarm, the temperature sensor and the audible and visual alarm can be realized.
Example 1
A tundish tire membrane baking system is shown in figure 3 and comprises a tire membrane baking mechanism; the tire membrane baking mechanism comprises a plurality of burners, the burners 9 are arranged above a tire membrane 6 of a workpiece tundish, a gas pipeline A1 and an air pipeline 2 are arranged above the tire membrane 6 of the workpiece tundish, branch pipelines are arranged on the gas pipeline A1, the tail end of each branch pipeline is correspondingly arranged in a combustion cavity of the corresponding burner 9, and one end of the gas pipeline A1 is connected with a gas pipeline B15 through a gas metal hose 14; branch pipelines are arranged on the air pipeline 2, the tail end of each branch pipeline is correspondingly arranged in a combustion chamber of the corresponding combustor 9, and one end of the air pipeline 2 is connected with a blower 12 through an air metal hose 13; the gas pipeline B15 is also provided with a branched nitrogen pipeline 16.
The combustor 9, the gas pipeline A1 and the air pipeline 2 are supported and arranged above the work piece tundish tire membrane 6 through pipeline supporting pieces 8 respectively.
The gas pipeline B15 is connected with a main gas pipeline 23, and a flowmeter 17, a pressure transmission 18, a quick-cutting valve 19, an adjusting valve 20, a fully-closed blind plate valve 21 and a manual butterfly valve B22 are sequentially arranged on the gas pipeline B15 in the direction from the gas metal hose 14 to the main gas pipeline 23.
And the branch nitrogen pipeline 16 is also provided with a manual butterfly valve C, an electromagnetic valve and a flowmeter.
And a pressure transmission, an electromagnetic valve and a flowmeter are arranged at the joint of the blower 12 and the air metal hose 13.
A manual butterfly valve A7 is arranged between the burner 9 and the gas pipeline A1.
The burner 9 is the burner 9 disclosed in publication number CN 212841572U.
The gas pipeline A1 is connected with the gas metal hose 14 through the flange 3.
The air pipeline 2 is connected with the air metal hose 13 through a quick connector 4.
The pipeline supporting piece 8 is welded on the workpiece tundish tire membrane 6 to realize supporting; the gas pipeline A1 and the air pipeline 2 are respectively fixed on the pipeline supporting piece 8 through nuts.
The burner 9 is connected with the manual butterfly valve A7 through bolts. A temperature sensor is provided in the combustor 9.
The gas pipeline B15 is also provided with an audible and visual alarm.
The two tire membrane baking mechanisms are arranged, and the corresponding gas pipeline B15, the nitrogen pipeline 16, the blower 12, the air metal hose 13 and the gas metal hose 14 are arranged according to the number of the tire membrane baking mechanisms.
The burners 9 may be specifically provided according to the operating conditions, and preferably three burners are provided.
The whole system is also provided with a plurality of gas leakage alarms. The gas leakage alarm is arranged in a factory building or adjacent places where the system is arranged according to working conditions. There is no particular limitation.
The system is also provided with an electric control cabinet 10, a PLC control system is arranged in the electric control cabinet, and the combustor 9, the air blower 12, the flow meter, the pressure transmission, the quick-cutting valve 19, the regulating valve 20, the fully-closed blind plate valve 21, the electromagnetic valve, the fuel gas leakage alarm, the temperature sensor and the audible and visual alarm are respectively connected with the PLC control system. Besides, the burner 9 and other parts are not limited to specific models, and the working function of the burner is realized.
When the system is used specifically, before the combustor 9 is ignited, nitrogen purging is started, and after the nitrogen is introduced into the nitrogen pipeline 16 for purging for a period of time, residual fuel gas in the burner is exhausted; stopping introducing nitrogen, introducing coal gas and air into a combustion cavity of the combustor 9, starting to bake the tundish tire membrane 6, stopping the combustor 9 after baking, and starting the nitrogen purging system again after the combustor 9 is stopped to exhaust the gas in the burner so as to ensure the safety of the equipment.
If gas leakage occurs and exceeds a set value, the audible and visual alarm gives out audible and visual alarm. On the premise of ensuring safe baking, the quick-cut valve 19 cuts off the gas supply and performs nitrogen purging. When the gas pressure is lower than the set value, the gas low-pressure safety protection function is started, the PLC control system automatically cuts off the gas supply and gives out an acousto-optic alarm, and the gas leakage and the tempering event are effectively prevented.
The temperature sensor provides accurate reference for adjusting the flow of the coal gas and the combustion air, and avoids waste of the fuel gas. After the PLC control system detects that the temperature output by the temperature sensor reaches a target value, the PLC control system automatically adjusts the opening of the regulating valve 20 and enters a heat preservation film type, so that the aim of saving coal gas to the maximum extent is fulfilled; after entering the heat preservation film mode, if the temperature is monitored to be lower than a set value through a PLC control system, the opening degree of the adjusting valve is automatically adjusted to be increased, and the heating device enters the big fire baking film mode again to rapidly heat. The temperature rise of the refractory material in the tundish is more uniform, so that the service life of the refractory material in the tundish is greatly prolonged. According to the temperature rise requirement of baking, the gas flow is controlled by utilizing the opening degree of the regulating valve 20, and the reasonable air distribution is controlled by the PLC, so that the combustor 9 can burn more fully under different working condition requirements, heat energy can be released to the maximum extent, and the purpose of energy conservation is realized.
Although the invention has been described in detail with respect to the general description and the specific embodiments, it will be apparent to those skilled in the art that modifications and improvements can be made based on the invention. Therefore, such modifications and improvements are intended to be within the scope of the invention as claimed.
Claims (8)
1. A tundish tire membrane baking system is characterized by comprising a tire membrane baking mechanism; the membrane baking mechanism comprises a plurality of burners, the burners (9) are arranged above a workpiece tundish membrane (6), a gas pipeline A (1) and an air pipeline (2) are arranged above the workpiece tundish membrane (6), branch pipelines are arranged on the gas pipeline A (1), the tail end of each branch pipeline is correspondingly arranged in a combustion cavity of the corresponding burner (9), and one end of the gas pipeline A (1) is connected with a gas pipeline B (15) through a gas metal hose (14); branch pipelines are arranged on the air pipeline (2), the tail end of each branch pipeline is correspondingly arranged in a combustion cavity of the corresponding combustor (9), and one end of the air pipeline (2) is connected with the air blower (12) through an air metal hose (13); a branch nitrogen pipeline (16) is also arranged on the gas pipeline B (15).
2. The tundish film baking system according to claim 1, wherein the burner (9), the gas line a (1) and the air line (2) are supported and arranged above the workpiece tundish film (6) by the pipe support member (8).
3. The tundish tire mold baking system according to claim 2, wherein the gas pipeline B (15) is connected with a main gas pipeline (23), and a flow meter (17), a pressure transmission (18), a quick-cutting valve (19), a regulating valve (20), a fully-closed blind plate valve (21) and a manual butterfly valve B (22) are sequentially arranged on the gas pipeline B (15) from the gas metal hose (14) to the main gas pipeline (23).
4. A tundish tire baking system according to claim 3, wherein the branched nitrogen line (16) is further provided with a manual butterfly valve C, an electromagnetic valve and a flow meter.
5. The system for baking the green tire of the tundish as claimed in claim 4, wherein a pressure transmission, an electromagnetic valve and a flow meter are arranged at the connection of the blower (12) and the air metal hose (13).
6. The tundish tire mold baking system according to claim 5, wherein a manual butterfly valve A (7) is arranged between the burner (9) and the gas pipeline A (1).
7. The tundish tire film baking system according to claim 6, wherein the two sides of the workpiece tundish tire film (6) are respectively provided with a smoke exhaust pipe (5).
8. A tundish green-film baking system according to claim 7, characterised in that a temperature sensor is provided in the burner (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222828958.2U CN218693832U (en) | 2022-10-26 | 2022-10-26 | Tundish tire film baking system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222828958.2U CN218693832U (en) | 2022-10-26 | 2022-10-26 | Tundish tire film baking system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218693832U true CN218693832U (en) | 2023-03-24 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222828958.2U Active CN218693832U (en) | 2022-10-26 | 2022-10-26 | Tundish tire film baking system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218693832U (en) |
-
2022
- 2022-10-26 CN CN202222828958.2U patent/CN218693832U/en active Active
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