CN210773407U - Monitoring and interfering device for sudden change of smelting furnace conditions - Google Patents
Monitoring and interfering device for sudden change of smelting furnace conditions Download PDFInfo
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- CN210773407U CN210773407U CN201921191640.XU CN201921191640U CN210773407U CN 210773407 U CN210773407 U CN 210773407U CN 201921191640 U CN201921191640 U CN 201921191640U CN 210773407 U CN210773407 U CN 210773407U
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Abstract
A monitoring and interference device for sudden changes of smelting furnace conditions belongs to the technical field of general machinery, and particularly relates to a monitoring and interference device for sudden changes of smelting furnace conditions, which is applied to a 6300KV electrode smelting furnace. The utility model provides a simple structure can effectively reduce and smelt the smelting furnace condition sudden change monitoring interference device that road conditions sudden change caused the influence. The utility model discloses a furnace body and the smelting furnace dust exhaust flue that links to each other with the furnace body, its characterized in that: a cold air inlet is arranged at the turning part of the dust exhaust flue of the smelting furnace, and an opening and closing door connected with the control cylinder is arranged at the cold air inlet; and the upper end of the flue at the top of the furnace body is provided with a thermocouple, and the thermocouple is connected with the control cylinder through a control system.
Description
Technical Field
The utility model belongs to the technical field of general machinery, concretely relates to be applied to 6300KV electrode smelting furnace's smelting furnace condition sudden change monitoring interference device.
Background
In the use process of the existing electrode smelting furnace, because various raw materials are not uniformly heated and smelted in the heating and smelting process, the phenomena of dust raising, slag turning and fire mixing occasionally occur, so that the working conditions of the front and tail dust removal devices are unstable, and potential safety hazards exist.
Disclosure of Invention
The utility model provides a simple structure, can effectively reduce the sudden change of smelting road conditions and cause the smelting furnace condition monitoring interference device of influence to the above-mentioned problem.
In order to realize the above purpose of the utility model, the utility model discloses a following technical scheme, the utility model discloses a furnace body and the smelting furnace dust exhaust flue that links to each other with the furnace body, its characterized in that: a cold air inlet is arranged at the turning part of the dust exhaust flue of the smelting furnace, and an opening and closing door connected with the control cylinder is arranged at the cold air inlet; and the upper end of the flue at the top of the furnace body is provided with a thermocouple, and the thermocouple is connected with the control cylinder through a control system.
As an optimal scheme of the utility model, be provided with the high temperature sealing washer between switching door and the smelting furnace dust exhaust flue.
As another preferred scheme of the utility model, the control system comprises an electric control cabinet, and a 650 ℃ temperature control instrument and a 220V power supply contactor which are connected with a temperature thermocouple are arranged in the electric control cabinet; the control cylinder is connected with a high-pressure air source through a pneumatic control cabinet; a two-position three-way pneumatic electromagnetic valve is arranged in the pneumatic control cabinet and is connected with the control cylinder through a quick-change connector; the 650 ℃ temperature control instrument is connected with the two-position three-way pneumatic electromagnetic valve through a circuit.
Furthermore, a filter for controlling the air cylinder is arranged in the air control cabinet.
The utility model has the advantages that: the utility model discloses a set up the thermocouple, detect the state in the smelting furnace constantly, when the furnace conditions takes place sharp change, thermocouple induction heat signal to with signal conduction to automatically controlled cabinet interior equipment, equipment passes through the interior equipment start control cylinder of air control cabinet in the automatically controlled cabinet, makes the opening and closing door open, in natural wind gets into the smelting furnace dust exhaust flue, thereby balanced the interior operating mode of stove, ensured stokehold and afterbody dust collecting equipment safe operation.
The utility model discloses the unpredictable bad consequence of 6300KV electrode smelting furnace under the furnace conditions sudden change has been stopped. The mechanism is compact, the assembly and the manufacture are simple and convenient, the failure rate is low, the reaction is quick and rapid, and unattended operation can be realized.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a control schematic diagram of the present invention.
In the figure, 1 is a high-pressure air source, 2 is a two-position three-way pneumatic electromagnetic valve, 3 is a filter, 4 is a double-lug seat, 5 is a control cylinder, 6 is an opening and closing door, 7 is a high-temperature sealing ring, 8 is a buffer lock, 9 is a quick-change connector, 10 is a pneumatic control cabinet, 11 is a 650 ℃ temperature control instrument, 12 is a 220V power supply contactor, 13 is an electric control cabinet, and 14 is a thermocouple.
Detailed Description
The utility model discloses a furnace body and the smelting furnace dust exhaust flue that links to each other with the furnace body, its characterized in that: a cold air inlet is arranged at the turning part of the dust exhaust flue of the smelting furnace, and the cold air inlet is provided with an opening and closing door 6 connected with a control cylinder 5; and a thermocouple 14 is arranged at the upper end of the flue at the top of the furnace body, and the thermocouple 14 is connected with the control cylinder 5 through a control system.
As an optimal scheme of the utility model, be provided with high temperature sealing washer 7 between switching door 6 and the smelting furnace dust exhaust flue.
As another preferred scheme of the utility model, the control system comprises an electric control cabinet 13, and a 650 ℃ temperature control instrument 11 and a 220V power supply contactor 12 connected with a temperature thermocouple 14 are arranged in the electric control cabinet 13; the control cylinder 5 is connected with a high-pressure air source 1 through a pneumatic control cabinet 10; a two-position three-way pneumatic electromagnetic valve is arranged in the pneumatic control cabinet 10 and is connected with the control cylinder 5 through a quick-change connector 9; the 650 ℃ temperature control instrument is connected with the two-position three-way pneumatic electromagnetic valve through a circuit.
Further, a filter 3 for controlling the air cylinder 5 is arranged in the air control cabinet 10.
The piston rod of the control cylinder 5 is connected with the opening and closing door 6 through a buffer lock 8; the cylinder body of the control cylinder 5 is fixedly connected with the frame of the smelting furnace through the double-suspension-lug seat 4.
The utility model discloses during the use, when the raise dust takes place in the stove, turn over the sediment, when the phenomenon of getting a fire, the temperature produces the change by a wide margin in the stove, thermocouple 14 gives the signal transmission for 13 interior equipment of automatically controlled cabinet, and two tee bend pneumatic solenoid valve 2 actions of equipment control in the automatically controlled cabinet 13, high pressurized air source 1 air feed, and 5 actions of control cylinder open switching door 6, and natural wind gets into in the stove, and with the interior operating mode balance of stove, thermocouple 14 detects the stable back of stove interior operating mode, reverse action, and control cylinder 5 will open switching door 6 and close.
It should be understood that the above detailed description of the present invention is only for illustrating the present invention and is not limited by the technical solutions described in the embodiments of the present invention, and those skilled in the art should understand that the present invention can still be modified or equivalently replaced to achieve the same technical effects; as long as the use requirement is satisfied, the utility model is within the protection scope.
Claims (5)
1. Smelt the monitoring interference unit of condition sudden change of furnace, include furnace body and the smelting furnace dust exhaust flue that links to each other with the furnace body, its characterized in that: a cold air inlet is arranged at the turning part of the dust exhaust flue of the smelting furnace, and an opening and closing door (6) connected with the control cylinder (5) is arranged at the cold air inlet; and a thermocouple (14) is arranged at the upper end of the flue at the top of the furnace body, and the thermocouple (14) is connected with the control cylinder (5) through a control system.
2. The monitoring and interfering device for sudden changes in metallurgical conditions of claim 1, wherein: and a high-temperature sealing ring (7) is arranged between the opening and closing door (6) and the dust exhaust flue of the smelting furnace.
3. The monitoring and interfering device for sudden changes in metallurgical conditions of claim 1, wherein: the control system comprises an electric control cabinet (13), and a 650 ℃ temperature control instrument (11) and a 220V power supply contactor (12) which are connected with a temperature thermocouple (14) are arranged in the electric control cabinet (13); the control cylinder (5) is connected with a high-pressure air source (1) through a pneumatic control cabinet (10); a two-position three-way pneumatic electromagnetic valve is arranged in the pneumatic control cabinet (10) and is connected with the control cylinder (5) through a quick-change connector (9); the 650 ℃ temperature control instrument is connected with the two-position three-way pneumatic electromagnetic valve through a circuit.
4. The monitoring and interfering device for sudden changes in metallurgical conditions of claim 3, wherein: a filter (3) for controlling the cylinder (5) is arranged in the pneumatic control cabinet (10).
5. The monitoring and interfering device for sudden changes in metallurgical conditions of claim 1, wherein: the piston rod of the control cylinder (5) is connected with the opening and closing door (6) through a buffer lock (8); the cylinder body of the control cylinder (5) is fixedly connected with the frame of the smelting furnace through the double-suspension-lug seat (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921191640.XU CN210773407U (en) | 2019-07-26 | 2019-07-26 | Monitoring and interfering device for sudden change of smelting furnace conditions |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921191640.XU CN210773407U (en) | 2019-07-26 | 2019-07-26 | Monitoring and interfering device for sudden change of smelting furnace conditions |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210773407U true CN210773407U (en) | 2020-06-16 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921191640.XU Active CN210773407U (en) | 2019-07-26 | 2019-07-26 | Monitoring and interfering device for sudden change of smelting furnace conditions |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210773407U (en) |
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2019
- 2019-07-26 CN CN201921191640.XU patent/CN210773407U/en active Active
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