CN207002792U - A kind of continuous annealing furnace heater - Google Patents
A kind of continuous annealing furnace heater Download PDFInfo
- Publication number
- CN207002792U CN207002792U CN201720808288.4U CN201720808288U CN207002792U CN 207002792 U CN207002792 U CN 207002792U CN 201720808288 U CN201720808288 U CN 201720808288U CN 207002792 U CN207002792 U CN 207002792U
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- China
- Prior art keywords
- strip
- heater
- radiant tube
- connecting portion
- nip rolls
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Abstract
It the utility model is related to steel producing equipment, more particularly to a kind of continuous annealing furnace heater, including cabinet, nip rolls, connecting portion, combustion furnace, burner, radiant tube heater；The cabinet is the horizontal chassis for being provided at both ends with connecting portion, both ends are respectively strip import and strip outlet, the strip import and strip exit are provided with connecting portion, the connecting portion is screw thread pipe expansion joint, the nip rolls is arranged in cabinet, is provided with two groups, and every group includes upper roller and lower roll, upper roller is located at directly over lower roll, and two groups of nip rolls horizontal symmetricals are set；The utility model has the advantage of：The device is heated using vertical radiation pipe, is provided with independent warm area, and the live-roller in device is provided with frequency conversion function, strip speed can be adjusted according to actual conditions, PLC control air, the pressure and flow velocity of combustion gas are employed, makes burning more abundant, control is more accurate.
Description
Technical field
It the utility model is related to steel producing equipment, more particularly to a kind of continuous annealing furnace heater.
Background technology
It is heat-treated in cold-strip steel in production process, continuous annealing production technology has production efficiency height, product due to it
The advantages of quality is good, production cost is low, is developed rapidly.To 2010, China's cold-rolled steel strip continuous annealing unit will reach
To 22 sets, the product category and performance of production also gradually step up.The process section of its production line generally comprise cleaning section, annealing section,
The equipment such as watch-quench tank, complete the techniques such as cleaning, annealing, Wetted constructures and the cooling of strip.Wherein, annealing stove heat soaking work
For skill section, it is necessary to which the temperature of strip is heated into 760 DEG C from 150 DEG C or so, the existing equipment control of this process is more rule of thumb
With fixed production capacity relevant equipment, and can be adapted to automatically according to practical condition production capacity heater industrially compared with
To be rare.Along with the development of industrial sensor and artificial intelligence, one kind can heat according to actual producing line situation adjust automatically
The heater of ability have it is to be developed, further to improve state modulator ability and the adaptability to changes in industrial processes.
Utility model content
The technical problem that the utility model solves is, in the prior art the control of existing equipment it is more rule of thumb with it is fixed
Production capacity relevant equipment, and it is industrially more rare to adapt to production capacity heater automatically according to practical condition.
To solve the above problems, we have proposed a kind of continuous annealing furnace heater, the device uses vertical radiation
Pipe heats, and is provided with independent warm area, and the live-roller in device is provided with frequency conversion function, can adjust strip according to actual conditions
The speed of service, PLC control air, the pressure and flow velocity of combustion gas are employed, makes burning more abundant, control is more
It is accurate to add.
To realize the demand, the utility model is achieved through the following technical solutions above-mentioned purpose：A kind of continous way is moved back
Stove heater, including cabinet, nip rolls, connecting portion, combustion furnace, burner, radiant tube heater；The cabinet is set for both ends
There is the horizontal chassis of connecting portion, both ends are respectively strip import and strip outlet, and the strip import and strip exit are all provided with
Connecting portion is equipped with, the connecting portion is screw thread pipe expansion joint, and the nip rolls is arranged in cabinet, is provided with two groups, and every group includes
Upper roller and lower roll, upper roller are located at directly over lower roll, and two groups of nip rolls horizontal symmetricals are set；Strip be located at nip rolls upper roller and lower roll it
Between, radiant tube heater is arranged on cabinet inside, is separately positioned on above and below strip, inside the radiant tube heater
Independent burner is provided with, burner is connected by gas pipeline with combustion furnace；
It is divided into four heating zones in the cabinet, each heating zone is provided with two radiant tube heaters up and down, radiant tube
Heater is provided with independent burner, Gas Pipe and air hose, and solenoid electric valve is provided with Gas Pipe and air hose, electricity
Magnetic control valve is connected with PLC.
Further, a kind of continuous annealing furnace heater, temperature sensor is provided with radiant tube heater, temperature
Degree sensor includes in-furnace temperature sensor and belt steel surface temperature sensor, and in-furnace temperature sensor is touch sensor,
Belt steel surface temperature sensor for it is non-contact be sensor, the temperature sensor is connected with PLC.
Further, a kind of continuous annealing furnace heater, the lower roll of the nip rolls is driven roller, and driven roller is by electricity
Motivation drives, and motor is connected with frequency converter, and frequency converter is connected with PLC.
Further, a kind of continuous annealing furnace heater, the radiant tube of the radiant tube heater radiate for W types
Pipe.
Further, a kind of continuous annealing furnace heater, the radiant tube of the radiant tube heater is Trident Type
Radiant tube.
A kind of continuous annealing furnace heater provided by the utility model, according to the trend of strip, vertical radiant tube
Heating soaking zone is divided into multiple independent temperature-controlled areas, and a number of W types radiant tube and supporting burning are respectively disposed with per area
Mouth, the furnace roller of Frequency Drive are arranged in driving strip in stove.Radiant tube heating can heat strip according to practical condition
To the temperature of process requirements.Combustion System uses PLC, according to the temperature sensor in different temperatures region to stove
The feedback of interior temperature and belt steel temperature, is adjusted to air velocity and gas flow rate, makes burning more abundant, and Control for Kiln Temperature is more
It is accurate to add.
The beneficial effects of the utility model are：The device is heated using vertical radiation pipe, is provided with independent warm area, is filled
Live-roller in putting is provided with frequency conversion function, can adjust strip speed according to actual conditions, employ PLC programmable controls
Device processed controls air, the pressure and flow velocity of combustion gas, makes burning more abundant, and control is more accurate.
Brief description of the drawings
, below will be to embodiment in order to illustrate more clearly of the utility model embodiment or technical scheme of the prior art
Or the required accompanying drawing used is briefly described in description of the prior art.It is clear that drawings in the following description are this realities
With some new embodiments, for those of ordinary skill in the art, on the premise of not paying creative work, may be used also
To obtain other accompanying drawings according to these accompanying drawings.
Fig. 1 is the overall structure diagram of the present embodiment；
In figure, cabinet 1, nip rolls 2, connecting portion 3, combustion furnace 4, burner 5, radiant tube heater 6, strip 7, strip import
11st, strip outlet 12, upper roller 21, lower roll 22, temperature sensor 61.
Embodiment
It is new below in conjunction with this practicality to make the purpose, technical scheme and advantage of the utility model embodiment clearer
Accompanying drawing in type embodiment, the technical scheme in the embodiment of the utility model is clearly and completely described.Obviously, retouched
The embodiment stated is the utility model part of the embodiment, rather than whole embodiments.Based on the implementation in the utility model
Example, the every other embodiment that those of ordinary skill in the art are obtained under the premise of creative work is not made, is belonged to
The scope of the utility model protection.
Embodiment 1:
A kind of continuous annealing furnace heater, including cabinet 1, nip rolls 2, connecting portion 3, combustion furnace 4, burner 5, radiant tube
Heater 6；The cabinet 1 is the horizontal chassis for being provided at both ends with connecting portion 3, and both ends are respectively strip import 11 and strip outlet
12, the strip import 11 and strip export and are provided with connecting portion 3 at 12, and the connecting portion 3 is screw thread pipe expansion joint, described
Nip rolls 2 is arranged in cabinet 1, is provided with two groups, and every group includes upper roller 21 and lower roll 22, and upper roller 21 is located at directly over lower roll 22,
Two groups of horizontal symmetricals of nip rolls 2 are set；Strip 7 is located between upper roller 21 and the lower roll 22 of nip rolls 2, and radiant tube heater 6 is arranged on
Inside cabinet 1, it is separately positioned on above and below strip 7, the radiant tube heater 6 is internally provided with independent burner 5,
Burner 5 is connected by gas pipeline with combustion furnace 4；
It is divided into four heating zones in the cabinet 1, each heating zone is provided with two radiant tube heaters 6 up and down, radiation
Pipe heater 6 is provided with independent burner 5, Gas Pipe and air hose, and Electromagnetic Control is provided with Gas Pipe and air hose
Valve, solenoid electric valve are connected with PLC.
Temperature sensor 61 is provided with radiant tube heater 6, temperature sensor includes in-furnace temperature sensor and strip
Surface temperature sensor, in-furnace temperature sensor are touch sensor, belt steel surface temperature sensor for it is non-contact be sensing
Device, the temperature sensor 61 are connected with PLC.
The lower roll 22 of the nip rolls 2 is driven roller, and driven roller is driven by motor, and motor is connected with frequency converter, frequency conversion
Device is connected with PLC.
The radiant tube of the radiant tube heater 6 is W type radiant tubes.
A kind of continuous annealing furnace heater that the present embodiment provides, according to the trend of strip, vertical radiant tube adds
Hot soaking zone is divided into multiple independent temperature-controlled areas, and a number of W types radiant tube and supporting burner are respectively disposed with per area,
The furnace roller of Frequency Drive is arranged in driving strip in stove.Strip can be heated to work by radiant tube heating according to practical condition
The temperature of skill demand.Combustion System uses PLC, according to the temperature sensor in different temperatures region to warm in stove
The feedback of degree and belt steel temperature, is adjusted to air velocity and gas flow rate, makes burning more abundant, Control for Kiln Temperature is more accurate
Really.
The beneficial effect of the present embodiment is：The device is heated using vertical radiation pipe, is provided with independent warm area, device
Interior live-roller is provided with frequency conversion function, can adjust strip speed according to actual conditions, employ PLC PLC technologies
Device control air, the pressure and flow velocity of combustion gas, make burning more abundant, control is more accurate.
Claims (5)
- A kind of 1. continuous annealing furnace heater, it is characterised in that：Including cabinet, nip rolls, connecting portion, combustion furnace, burner, spoke Penetrate pipe heater；The cabinet is the horizontal chassis for being provided at both ends with connecting portion, and both ends are respectively that strip import and strip export, The strip import and strip exit are provided with connecting portion, and the connecting portion is screw thread pipe expansion joint, and the nip rolls is set In cabinet, two groups are provided with, every group includes upper roller and lower roll, and upper roller is located at directly over lower roll, and two groups of nip rolls horizontal symmetricals are set Put；Strip is located between upper roller and the lower roll of nip rolls, and radiant tube heater is arranged on cabinet inside, is separately positioned on the upper of strip Side and lower section, the radiant tube heater are internally provided with independent burner, and burner is connected by gas pipeline with combustion furnace；It is divided into four heating zones in the cabinet, each heating zone is provided with two radiant tube heaters up and down, radiant tube heating Device is provided with independent burner, Gas Pipe and air hose, and solenoid electric valve, electromagnetism control are provided with Gas Pipe and air hose Valve processed is connected with PLC.
- 2. continuous annealing furnace heater as claimed in claim 1, it is characterised in that：Temperature is provided with radiant tube heater Sensor is spent, temperature sensor includes in-furnace temperature sensor and belt steel surface temperature sensor, and in-furnace temperature sensor is to connect Touch sensor, belt steel surface temperature sensor for it is non-contact be sensor, the temperature sensor and PLC It is connected.
- 3. continuous annealing furnace heater as claimed in claim 1, it is characterised in that：The lower roll of the nip rolls is driving Roller, driven roller are driven by motor, and motor is connected with frequency converter, and frequency converter is connected with PLC.
- 4. continuous annealing furnace heater as claimed in claim 1, it is characterised in that：The radiation of the radiant tube heater Manage as W type radiant tubes.
- 5. continuous annealing furnace heater as claimed in claim 1, it is characterised in that：The radiation of the radiant tube heater Manage as Trident Type radiant tube.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720808288.4U CN207002792U (en) | 2017-07-05 | 2017-07-05 | A kind of continuous annealing furnace heater |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720808288.4U CN207002792U (en) | 2017-07-05 | 2017-07-05 | A kind of continuous annealing furnace heater |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207002792U true CN207002792U (en) | 2018-02-13 |
Family
ID=61452425
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720808288.4U Active CN207002792U (en) | 2017-07-05 | 2017-07-05 | A kind of continuous annealing furnace heater |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207002792U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111578695A (en) * | 2020-05-26 | 2020-08-25 | 新兴铸管股份有限公司 | Control device and method for strip steel heating power |
-
2017
- 2017-07-05 CN CN201720808288.4U patent/CN207002792U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111578695A (en) * | 2020-05-26 | 2020-08-25 | 新兴铸管股份有限公司 | Control device and method for strip steel heating power |
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