CN202189289U - Oven temperature control device - Google Patents

Oven temperature control device Download PDF

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Publication number
CN202189289U
CN202189289U CN2011203166689U CN201120316668U CN202189289U CN 202189289 U CN202189289 U CN 202189289U CN 2011203166689 U CN2011203166689 U CN 2011203166689U CN 201120316668 U CN201120316668 U CN 201120316668U CN 202189289 U CN202189289 U CN 202189289U
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China
Prior art keywords
baker
temperature
control
unit
regulation
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Expired - Lifetime
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CN2011203166689U
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Chinese (zh)
Inventor
石双忠
田斌
顾正茂
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Southwest Aluminum Group Co Ltd
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Southwest Aluminum Group Co Ltd
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Priority to CN2011203166689U priority Critical patent/CN202189289U/en
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Abstract

The utility model discloses an oven temperature control device used for automatically regulating and controlling oven temperature through a system, and regulating and controlling in a timely manner according to changes of the oven temperature. The oven temperature control device in the embodiment of the utility model comprises a detecting unit, a comparing unit and a regulating and controlling unit, wherein one end of the detecting unit is connected with an oven, the other end of the detecting unit is connected with the comparing unit and used for detecting the oven temperature, the other end of the comparing unit is connected with the regulating and controlling unit and used for comparing the oven temperature detected by the detecting unit with a preset target oven temperature, and one end of the regulating and controlling unit is connected with the comparing unit and used for regulating and controlling the oven temperature according to comparison results of the comparing unit.

Description

A kind of Control for Kiln Temperature device
Technical field
The utility model relates to domain of control temperature, particularly a kind of Control for Kiln Temperature device.
Background technology
After the new stove completion, carry out baker to new stove, the quality quality of baker has determined the serviceable life of stove.
Existing new stove baker adopts manually mode to regulate baker device rock gas size and controls furnace temperature, causes furnace temperature fluctuation big, influences the stove quality of new stove, even causes new stove casting material to damage the serviceable life of reducing new stove.
The utility model content
The utility model embodiment provides a kind of Control for Kiln Temperature device, in order to through system's auto-control oven drying temperature, in time regulates and control according to the variation of furnace temperature, improves the stove quality of new stove.
The Control for Kiln Temperature device that the utility model embodiment provides comprises: detecting unit, comparing unit, regulation and control unit; One end of said detecting unit is connected with baker, and the other end is connected with comparing unit, is used to detect the temperature of baker; One end of said comparing unit is connected with said detecting unit, and the other end is connected with said regulation and control unit, and the oven drying temperature and the predefined baker target temperature that are used for detecting unit is detected compare; One end of said regulation and control unit is connected with said comparing unit, is used for the temperature according to the comparative result regulation and control baker of comparing unit.
Can find out that from above technical scheme the utility model embodiment has the following advantages: an end of detecting unit is connected with baker, detects the temperature of baker; One end of comparing unit is connected with detecting unit; Oven drying temperature that is detected and predefined baker target temperature are compared, and an end of regulation and control unit is connected with comparing unit, regulates and control the temperature of baker according to result relatively; Through the auto-control oven drying temperature; Can in time regulate and control, be easy to control furnace temperature, improve the serviceable life of new stove according to the variation of furnace temperature.
Description of drawings
Fig. 1 is an embodiment synoptic diagram of the Control for Kiln Temperature device among the utility model embodiment;
Fig. 2 is another embodiment synoptic diagram of the Control for Kiln Temperature device among the utility model embodiment;
Fig. 3 is that each device connects synoptic diagram in the Control for Kiln Temperature system among the utility model embodiment.
Embodiment
The utility model embodiment provides a kind of Control for Kiln Temperature device, is used to realize the automatic control of baker furnace temperature.Describe in detail respectively below.
See also Fig. 1, the Control for Kiln Temperature device that the utility model embodiment provides comprises:
Detecting unit 101, comparing unit 102, regulation and control unit 103;
One end of detecting unit 101 is connected with baker, and the other end is connected with comparing unit 102, is used to detect the temperature of baker;
One end of comparing unit 102 is connected with detecting unit 101, and the other end is connected with regulation and control unit 103, and the oven drying temperature and the predefined baker target temperature that are used for detecting unit 101 is detected compare;
One end of regulation and control unit 103 is connected with comparing unit 102, is used for the temperature according to the comparative result regulation and control baker of comparing unit.
Among the utility model embodiment, according to the desired temperature of each period of baker of baker system defined, on comparing unit 102, configured target temperature value in advance.
Control the temperature of baker, at first will detect the Current Temperatures of baker, an end of detecting unit 101 is connected with baker; Detect the Current Temperatures of baker; The information of this temperature is sent to comparing unit 102, and an end of comparing unit 102 is connected with detecting unit 101, receives the information of temperature; And oven drying temperature and the predefined baker target temperature that detecting unit 101 is detected compared, and comparative result is sent to regulation and control unit 103.
One end of regulation and control unit 103 is connected with comparing unit 102; According to result relatively the temperature of baker is regulated and control accordingly; That is, be higher than or be lower than the baker target temperature that presets, the temperature of baker is regulated and control accordingly according to the oven drying temperature that is detected.
Among the utility model embodiment, an end of detecting unit is connected with baker, detects the temperature of baker; One end of comparing unit is connected with detecting unit, and oven drying temperature that is detected and predefined baker target temperature are compared, and an end of regulation and control unit is connected with comparing unit; Regulate and control the temperature of baker according to result relatively; Through the auto-control oven drying temperature, can in time regulate and control according to the variation of furnace temperature, be easy to control furnace temperature; Realization is carried out standard compliant baking to new stove, improves the serviceable life of new stove.
For ease of understanding, with another embodiment the Control for Kiln Temperature device among the utility model embodiment is described in detail below, see also Fig. 2, another embodiment of the Control for Kiln Temperature device among the utility model embodiment comprises:
Detecting unit 201, comparing unit 202, regulation and control unit 203;
One end of detecting unit 201 is connected with baker, and the other end is connected with comparing unit 202, is used to detect the temperature of baker;
One end of comparing unit 202 and detecting unit 201 connections mutually, the other end is connected with regulation and control unit 203, and the oven drying temperature and the predefined baker target temperature that are used for detecting unit 201 is detected compare;
One end of regulation and control unit 203 is connected with comparing unit 202, is used for the temperature according to the comparative result regulation and control baker of comparing unit 202.
Further, solenoid valve is regulated and control according to result relatively in regulation and control unit 203, and this solenoid valve is located on the inflammable gas pipeline of the heating system that supplies the baker heating, controls the ducted inflammable gas flow of inflammable gas through the change of open and-shut mode.
Concrete, if the oven drying temperature that is detected is higher than predefined baker target temperature, regulation and control unit 203 sends shutdown signal to solenoid valve, thereby closes solenoid valve, in order to reduce the inflammable gas flow in the baker heating system; If the oven drying temperature that is detected is lower than predefined baker target temperature, then regulate and control unit 203 and send shutdown signal to solenoid valve, thus opens solenoid valve, in order to increase the inflammable gas flow in the baker heating system.
In the present embodiment, detecting unit can be thermopair, detects furnace temperature actual change situation through thermopair.Comparing unit can be integrated in the temp controlled meter with the regulation and control unit, and thermopair is connected through compensating wire with temp controlled meter, compensates the error of the temperature variation generation of the junction between them.
Among the utility model embodiment, according to the desired temperature of each period of baker of baker system defined, on comparing unit 202, configured target temperature value in advance; Because comparing unit can be integrated in the temp controlled meter with the regulation and control unit, therefore, can be on temp controlled meter the target setting temperature value; Understandable; Temp controlled meter is an example in the present embodiment, and the device that yet can have same temperature control function for other and temp controlled meter is not done concrete qualification here.
Concrete; Detecting unit 201 changes detected furnace temperature value the output of into millivolt (MV) signal; Comparing unit 202 receives the MV signal that thermopairs 201 send, and the furnace temperature value that this MV conversion of signals is become to be detected compares with the target temperature value of predefined baker.After temperature conditioning unit 203 compares computing according to comparative result; The open and close state of the inflammable gas solenoid valve in the output control signal control baker heating system; Thereby regulate the flow size of inflammable gas in the combustible gas pipeline; Make Control for Kiln Temperature center on target value set and change, realize the automatic control of oven drying temperature.Specifically can be,, then regulate and control unit 203 output shutdown signals, close solenoid valve, reduce the inflammable gas flow in the baker heating system, make oven drying temperature descend if the oven drying temperature that is detected is higher than predefined baker target temperature; If the oven drying temperature that is detected is lower than predefined baker target temperature, then regulate and control unit 203 output start signal, opens solenoid valve increases the inflammable gas flow in the baker heating system, makes oven drying temperature rise.
Among the utility model embodiment, detecting unit 201 detects the furnace temperature value, and comparing unit 202 is with the furnace temperature value that detects; Compare with the target temperature value of predefined baker; After regulation and control unit 203 compared computing according to comparative result, the open and close state of the inflammable gas solenoid valve in the output control signal control baker heating system was if the oven drying temperature that is detected is higher than predefined baker target temperature; Then regulate and control unit 203 output shutdown signals; Close solenoid valve, reduce the inflammable gas flow in the baker heating system, make oven drying temperature descend; If the oven drying temperature that is detected is lower than predefined baker target temperature; Then regulate and control unit 203 output start signal; Opens solenoid valve increases the inflammable gas flow in the baker heating system, makes oven drying temperature rise; Thus, control furnace temperature is automatically realized through the switching of control electromagnetic valve in regulation and control unit 203.Control for Kiln Temperature apparatus structure among the utility model embodiment is simple, easy to make, used temperature conditioning unit control electromagnetic valve technology maturation; Therefore, stable and reliable for performance, and this Control for Kiln Temperature device and baker device can carry out connection through flexible pipe; Convenient disassembly, easy to operate.
For ease of understanding, see also Fig. 3, Fig. 3 is that each device of the utility model embodiment connects synoptic diagram, arrow is the flow direction of inflammable gas in pipeline among the figure.
Electroheat pair 301 is connected with temp controlled meter 302 through compensating wire 304, on temp controlled meter 302, in advance according to the desired temperature of each period of baker of baker system defined, configures the target temperature value of baker.
Thermocouple 301 changes detected furnace temperature value into millivolt (MV) signal output, and temp controlled meter 302 receives the MV signal that thermopairs 301 send, and the furnace temperature value that this MV conversion of signals is become to be detected compares with the target temperature value of predefined baker.After temp controlled meter 302 compares computing according to comparative result; The open and close state of the inflammable gas solenoid valve 303 in the output control signal control baker heating system; Thereby regulate the flow size of inflammable gas in the combustible gas pipeline; Make Control for Kiln Temperature center on target value set and change, realize the automatic control of oven drying temperature.
Need to prove; In the inflammable gas pipeline of furnace system, there are two kinds of pipelines; A kind of big fire pipeline 305 that can be described as; Open the manually-operated gate 304 on the big fire pipeline 305, be mainly used in and add heat drying furnace, manually-operated gate 304 recording curve according to the oven drying temperature value when low-temperature zone can be done suitable adjustment; Another kind can be described as little fire tube road 306, and inflammable gas is used in the illumination of opening in the manually-operated gate 308 ignited flammable gas pipelines on the little fire tube road, and adjusts the firepower size, light little fire tube road 306 in inflammable gas play the effect of ever-burning flame.
Wherein, manually-operated gate 304 and manually-operated gate 309 all can be ball valve, also can be the valve of the inflammable gas flow in other may command inflammable gas pipelines, and particular type does not limit here.
Regulation and control solenoid valve 303 is to regulate the inflammable gas flow in the baker heating system; Specifically can be; If the oven drying temperature that is detected is higher than predefined baker target temperature, then temp controlled meter 302 output shutdown signals are closed solenoid valve 303; Reduce the inflammable gas flow in the baker heating system, make oven drying temperature descend; If the oven drying temperature that is detected is lower than predefined baker target temperature, then temp controlled meter 302 is exported start signal, and opens solenoid valve 303 increases the inflammable gas flow in the baker heating system, makes oven drying temperature rise.
Among the utility model embodiment; With the furnace temperature value that detects; Compare with the target temperature value of predefined baker,, then export shutdown signal to close solenoid valve if the oven drying temperature that is detected is higher than predefined baker target temperature; Reduce the inflammable gas flow in the baker heating system, make oven drying temperature descend; If the oven drying temperature that is detected is lower than predefined baker target temperature, then export start signal, with opens solenoid valve; Increase the inflammable gas flow in the baker heating system, make oven drying temperature rise, thus; Can realize control furnace temperature automatically through the switching of control electromagnetic valve, make Control for Kiln Temperature center on target value set and change that the furnace temperature fluctuation scope is little; Be easy to realize the temperature control process, and then improve stove quality.
More than a kind of Control for Kiln Temperature device that the utility model provided has been carried out detailed introduction; For those skilled in the art; Thought according to the utility model embodiment; The part that on embodiment and range of application, all can change, in sum, this description should not be construed as the restriction to the utility model.

Claims (6)

1. a Control for Kiln Temperature device is characterized in that, said device comprises:
Detecting unit, comparing unit, regulation and control unit;
One end of said detecting unit is connected with baker, and the other end is connected with said comparing unit, is used to detect the temperature of baker;
One end of said comparing unit is connected with said detecting unit, and the other end is connected with said regulation and control unit, and the oven drying temperature and the predefined baker target temperature that are used for detecting unit is detected compare;
One end of said regulation and control unit is connected with said comparing unit, is used for the temperature according to the comparative result regulation and control baker of comparing unit.
2. device according to claim 1 is characterized in that,
Said regulation and control unit also is used for regulating and control solenoid valve according to result relatively, in order to the inflammable gas flow in the control baker heating system.
3. device according to claim 2 is characterized in that,
Said regulation and control unit also is used for then closing solenoid valve if the oven drying temperature that is detected is higher than said predefined baker target temperature, in order to reduce the inflammable gas flow in the baker heating system; If the oven drying temperature that detected is lower than said predefined baker target temperature, opens solenoid valve then is in order to increase the inflammable gas flow in the baker heating system.
4. according to each described device of claim 1 to 3, it is characterized in that,
Said comparing unit and said regulation and control unit can be integrated in the temp controlled meter.
5. device according to claim 4 is characterized in that,
Said detecting unit comprises: thermopair.
6. device according to claim 5 is characterized in that,
Said thermopair is connected through compensating wire with said temp controlled meter.
CN2011203166689U 2011-08-26 2011-08-26 Oven temperature control device Expired - Lifetime CN202189289U (en)

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Application Number Priority Date Filing Date Title
CN2011203166689U CN202189289U (en) 2011-08-26 2011-08-26 Oven temperature control device

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Application Number Priority Date Filing Date Title
CN2011203166689U CN202189289U (en) 2011-08-26 2011-08-26 Oven temperature control device

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Publication Number Publication Date
CN202189289U true CN202189289U (en) 2012-04-11

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Application Number Title Priority Date Filing Date
CN2011203166689U Expired - Lifetime CN202189289U (en) 2011-08-26 2011-08-26 Oven temperature control device

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105700383A (en) * 2016-02-26 2016-06-22 中冶焦耐自动化有限公司 Positive pressure oven optimal control method

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105700383A (en) * 2016-02-26 2016-06-22 中冶焦耐自动化有限公司 Positive pressure oven optimal control method
CN105700383B (en) * 2016-02-26 2018-05-29 中冶焦耐自动化有限公司 A kind of positive pressed baker optimal control method

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Granted publication date: 20120411

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