CN203534110U - Temperature control device of drying kiln - Google Patents
Temperature control device of drying kiln Download PDFInfo
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- CN203534110U CN203534110U CN201320560595.7U CN201320560595U CN203534110U CN 203534110 U CN203534110 U CN 203534110U CN 201320560595 U CN201320560595 U CN 201320560595U CN 203534110 U CN203534110 U CN 203534110U
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- drying oven
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- natural gas
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Abstract
The utility model relates to a temperature control device of a drying kiln and relates to the field of control on the drying kiln. The temperature control device comprises one or more first temperature sensors and a controller. The first temperature sensor is used for detecting the blowout temperature of a combustion chamber. The controller judges whether the temperature in the combustion chamber meets the set requirement or not according to the blowout temperature detected by the first temperature sensor. If not, the revolution speed of a combustion-assisting fan M2 and/or the aperture of a natural gas adjusting motor MD11 are adjusted. The temperature condition in the drying kiln is fed back to the controller, thus the revolution speed of the fan and/or the aperture of the natural gas adjusting motor are/is controlled to ensure the temperature in the drying kiln. In addition, waste of heat is avoided.
Description
Technical field
The utility model relates to dry kiln control field, relates in particular to dry kiln temperature control system.
Background technology
In prior art, temperature in sheet material dry kiln passage cannot be carried out continuous detection, particularly temperature and the temperature deviation for the left and right sides in passage cannot carry out continuous detection, also cannot effectively regulate the passage of left and right sides temperature generation deviation.
Utility model content
For in the situation that not affecting the normal work of normal dry kiln, detect the temperature that blows out of combustion chamber, the utility model proposes a kind of dry kiln temperature control equipment.
In order to solve the problems of the technologies described above, the utility model provides a kind of dry kiln temperature control equipment, comprising: one or more the first temperature sensors and controller;
Described the first temperature sensor, for detection of the temperature that blows out of combustion chamber;
Described controller, blows out temperature described in detecting according to the first temperature sensor, judges whether the temperature in combustion chamber meets the requirement of setting, if do not met, regulates the rotating speed of combustion fan M2 and/or the aperture that natural gas regulates motor M D11.
Preferably, described dry kiln comprises combustion chamber, drying oven and discharger;
Described combustion chamber is provided with air input and natural gas input, and in described combustion chamber, natural gas and air mixed combustion produce high-temperature gas, and the high-temperature gas that described combustion chamber produces is sent in described drying oven;
Described natural gas input is provided with natural gas and regulates motor M D11, regulates the consumption of the aperture change natural gas of motor M D11 by changing natural gas;
Described air input is provided with combustion fan M2, by regulating the rotating speed of described combustion fan M2 to change air consumption;
The output of described drying oven arranges discharger, by discharger, the cooled gas with steam in drying oven is discharged to described dry kiln.
Preferably, described dry kiln also comprises circulating fan M1,
The input of described drying oven arranges circulating fan M1, by described circulating fan M1, high-temperature gas is delivered into drying oven.
Preferably, described combustion chamber is two; Described circulating fan M1 is two, is separately positioned on the output of two combustion chambers, by described two circulating fan M1, divides two-way to be delivered into drying oven high-temperature gas.
Preferably, the first temperature sensor is two, and described two the first temperature sensors are separately positioned in the pipeline of two combustion chamber outputs.
Preferably, described discharger comprises two inputs and four outputs, and described two inputs are separately positioned on the two ends of described drying oven; By the first output and the second output, will be circulated to respectively described two combustion chambers from the gas of drying oven output; Described the first output and/or the second output are provided with balanced blower fan and accessory fan M3, by regulating the rotating speed of described balanced blower fan and accessory fan M3 to change the flow of recyclegas; The 3rd output and the 4th output are provided with air exhauster M4, and the residual gas after the first output and the circulation of the second output is discharged to described dry kiln;
Described temperature control equipment also comprises one or more the second temperature sensors,
Described the second temperature sensor, is arranged in the pipeline of the first and/or second output, for detection of the temperature of closed circuit;
Described controller, the described temperature detecting according to the second temperature sensor, judge whether drying oven circulates normal, if undesired, regulates the rotating speed of balanced blower fan and accessory fan M3 and/or air exhauster M4.
Preferably, the second temperature sensor is three, and wherein two the second temperature sensors are separately positioned in the pipeline at two ends of the first output, and another second temperature sensor is arranged in the pipeline that the second temperature sensor is arranged on the second output.
Preferably, described temperature control equipment also comprises at least two three-temperature sensors,
Described three-temperature sensor, is arranged in the pipeline of the 3rd output and the 4th output, for detection of the temperature of Exhaust Gas;
Described controller, the described temperature detecting according to three-temperature sensor, judges whether the interior humidity of drying oven is greater than the humidity threshold value of setting; And then judge whether drying oven exists waste, if there is waste, regulate the rotating speed of combustion fan M2 and/or the aperture that natural gas regulates motor M D11.
Compared with prior art, dry kiln temperature control equipment of the present utility model, by at dry kiln ad-hoc location set temperature sensor, temperature conditions in dry kiln is fed back to controller, by controller, controlled the aperture of the rotating speed of blower fan and/or the adjusting motor of natural gas, guarantee the temperature in dry kiln, and avoided the waste of heat.
Accompanying drawing explanation
Fig. 1 is the structural representation of the dry kiln temperature control equipment of the utility model embodiment;
Fig. 2 is the control flow chart of the dry kiln temperature control equipment of the utility model embodiment.
The specific embodiment
For making the purpose of this utility model, technical scheme and advantage clearer, hereinafter in connection with accompanying drawing, embodiment of the present utility model is elaborated.It should be noted that, in the situation that not conflicting, embodiment and the feature in embodiment in the application can be combined mutually.
As illustrated in fig. 1 and 2, the dry kiln temperature control equipment of the utility model embodiment, the temperature that is applicable to dry kiln is controlled and regulates, and described dry kiln comprises combustion chamber, drying oven and discharger;
Described combustion chamber is provided with air input and natural gas input, and in described combustion chamber, natural gas and air mixed combustion produce high-temperature gas, and the high-temperature gas that described combustion chamber produces is sent in described drying oven;
Described natural gas input is provided with natural gas and regulates motor M D11, regulates the consumption of the aperture change natural gas of motor M D11 by changing natural gas;
Described air input is provided with combustion fan M2, by regulating the rotating speed of described combustion fan M2 to change air consumption;
The output of described drying oven arranges discharger, by discharger, the cooled gas with steam in drying oven is discharged to described dry kiln.
Described dry kiln temperature control equipment comprises: one or more the first temperature sensors and controller;
Described the first temperature sensor, for detection of the temperature that blows out of combustion chamber;
Described controller, blows out temperature described in detecting according to the first temperature sensor, judges whether the temperature in combustion chamber meets the requirement of setting, if do not met, regulates the rotating speed of combustion fan M2 and/or the aperture that natural gas regulates motor M D11.
The requirement of above-mentioned setting can be selected threshold value---the first design temperature, controller by with the first design temperature comparison, judge whether combustion chamber work normal, guarantee natural gas and combustion air reasonable mixture ratio.Meet production temperature required.
The utility model can be applied in mineral wool sound absorption board drying process, regulates temperature, the humidity of dry kiln.Dry kiln temperature is controlled steady, easy.
The ignition process of combustion chamber is as follows:
First open combustion fan M2 injects fresh air and guarantees enough air mass flows and continue for some time (flow of natural gas or content need to remain on below setting value) in combustion chamber, pitot tube valve is opened, in combustion chamber, inject natural gas, high-tension ignition electrifying electrodes produces the electric spark natural gas that ignites.After taking fire, natural gas regulates motor M D11 to regulate natural gas supply, and natural gas is passed into combustion chamber.
Can be by the pressure of Sensor monitoring natural gas line, the temperature in combustion chamber, the pressure in combustion chamber, the flow of natural gas etc. in running, prevent that gas discharge is too high or too low, and guarantee combustion of natural gas fully and safety.
Described dry kiln also comprises circulating fan M1,
The input of described drying oven arranges circulating fan M1, by described circulating fan M1, high-temperature gas is delivered into drying oven.
In the present embodiment, described combustion chamber is two; Described circulating fan M1 is two, is separately positioned on the output of two combustion chambers, by described two circulating fan M1, divides two-way to be delivered into drying oven high-temperature gas.
In the present embodiment, the first temperature sensor is two, and described two the first temperature sensors are separately positioned in the pipeline of two combustion chamber outputs.
Described discharger comprises two inputs and four outputs, and described two inputs are separately positioned on the two ends of described drying oven; By the first output and the second output, will be circulated to respectively described two combustion chambers from the gas of drying oven output; Described the first output and/or the second output are provided with balanced blower fan and accessory fan M3, by regulating the rotating speed of described balanced blower fan and accessory fan M3 to change the flow of recyclegas; The 3rd output and the 4th output are discharged described dry kiln by the residual gas after the first output and the circulation of the second output;
Described temperature control equipment also comprises one or more the second temperature sensors,
Described the second temperature sensor, be arranged on first and/or the pipeline of output in, for detection of the temperature of closed circuit;
Described controller, the described temperature detecting according to the second temperature sensor, judge whether drying oven circulates normal, if undesired, regulates the rotating speed of balanced blower fan and accessory fan M3 and/or air exhauster M4.
Can be generally: controller by with the second design temperature comparison, judge whether drying oven circulation normal.
In the present embodiment, the second temperature sensor is three, and wherein two the second temperature sensors are separately positioned in the pipeline at two ends of the first output, and another second temperature sensor is arranged in the pipeline that the second temperature sensor is arranged on the second output.
Described temperature control equipment also comprises at least two three-temperature sensors,
Described three-temperature sensor, is arranged in the pipeline of the 3rd output and the 4th output, for detection of the temperature of Exhaust Gas;
Described controller, the described temperature detecting according to three-temperature sensor, judges whether the interior humidity of drying oven is greater than the humidity threshold value of setting; And then judge whether drying oven exists waste, if there is waste, regulate the rotating speed of combustion fan M2 and/or the aperture that natural gas regulates motor M D11.
Can be generally: controller by with the 3rd design temperature comparison, judge whether drying oven exists waste.
Can also detect each regional temperature of dry kiln, and be sent to controller at other position set temperature sensors of dry kiln, according to described temperature value, generate real time temperature curve, facilitate monitoring and the adjustment of temperature.
As shown in Figure 1, the dry kiln temperature-controlled process of the utility model embodiment, the temperature that is applicable to dry kiln is controlled and regulates, and described temperature-controlled process is applied to dry kiln as above, comprising:
Detect the temperature that blows out of combustion chamber;
According to the described temperature that blows out, judge whether the temperature in combustion chamber meets the requirement of setting, if do not met, regulate the rotating speed of combustion fan M2 and/or the aperture that natural gas regulates motor M D11.
Also comprise:
Detect the temperature of closed circuit between discharger and combustion chamber;
According to the temperature of described closed circuit, judge whether drying oven circulation is normal, if undesired, regulate the rotating speed of balanced blower fan M3 and/or accessory fan M4.
Also comprise:
Detect the temperature of Exhaust Gas;
According to the temperature of described Exhaust Gas, judge whether the interior humidity of drying oven is greater than the humidity threshold value of setting; And then judge whether drying oven exists waste, if there is waste, regulate the rotating speed of combustion fan M2 and/or the aperture that natural gas regulates motor M D11.
Embodiment mono-
In conjunction with Fig. 1 and Fig. 2, take and be dried mineral wool sound absorption board as example, illustrate dry kiln temperature control equipment and the method for the utility model embodiment.
The first temperature sensor PT205-01/02 is separately positioned in the pipeline of two combustion chamber outputs, detect respectively blowing out temperature and temperature being sent to controller of two combustion chambers, controller requires to regulate in real time combustion fan M2 rotating speed and natural gas to regulate motor M D11 aperture according to Temperature Setting.Guarantee natural gas and combustion air reasonable mixture ratio.Meet production temperature required.By two circulating fan M1, high-temperature gas is transported in drying oven, according to the requirement of mineral wool sound absorption board production technology, drying oven regional needs different temperatures, several temperature sensors can be set in drying oven, for detection of each regional temperature of drying oven, and be sent to controller, to generate real time temperature curve, facilitate monitoring and the adjustment of temperature.The second temperature sensor PT205-03/04 is separately positioned in the pipeline at two ends of the first output, the second temperature sensor PT205-06 is arranged in the pipeline of the second output, monitoring dry kiln temperature cycles situation, normal in the temperature cycles that guarantees dry kiln, three-temperature sensor PT205-05/07 is arranged in the pipeline of the 3rd output and the 4th output, for detection of the temperature of Exhaust Gas; The heat that monitoring discharges, is guaranteeing to stop heat waste in technological requirement situation.
Above embodiment is only unrestricted in order to the technical solution of the utility model to be described, only with reference to preferred embodiment, the utility model is had been described in detail.Those of ordinary skill in the art should be appreciated that and can modify or be equal to replacement the technical solution of the utility model, and do not depart from the spirit and scope of technical solutions of the utility model, all should be encompassed in the middle of claim scope of the present utility model.
Claims (8)
1. a dry kiln temperature control equipment, is characterized in that, comprising: one or more the first temperature sensors and controller;
Described the first temperature sensor, for detection of the temperature that blows out of combustion chamber;
Described controller, blows out temperature described in detecting according to the first temperature sensor, judges whether the temperature in combustion chamber meets the requirement of setting, if do not met, regulates the rotating speed of combustion fan M2 and/or the aperture that natural gas regulates motor M D11.
2. device as claimed in claim 1, is characterized in that: described dry kiln comprises combustion chamber, drying oven and discharger;
Described combustion chamber is provided with air input and natural gas input, and in described combustion chamber, natural gas and air mixed combustion produce high-temperature gas, and the high-temperature gas that described combustion chamber produces is sent in described drying oven;
Described natural gas input is provided with natural gas and regulates motor M D11, regulates the consumption of the aperture change natural gas of motor M D11 by changing natural gas;
Described air input is provided with combustion fan M2, by regulating the rotating speed of described combustion fan M2 to change air consumption;
The output of described drying oven arranges discharger, by discharger, the cooled gas with steam in drying oven is discharged to described dry kiln.
3. device as claimed in claim 2, is characterized in that: described dry kiln also comprises circulating fan M1,
The input of described drying oven arranges circulating fan M1, by described circulating fan M1, high-temperature gas is delivered into drying oven.
4. device as claimed in claim 3, is characterized in that: described combustion chamber is two; Described circulating fan M1 is two, is separately positioned on the output of two combustion chambers, by described two circulating fan M1, divides two-way to be delivered into drying oven high-temperature gas.
5. device as claimed in claim 4, is characterized in that:
The first temperature sensor is two, and described two the first temperature sensors are separately positioned in the pipeline of two combustion chamber outputs.
6. device as claimed in claim 4, is characterized in that: described discharger comprises two inputs and four outputs, and described two inputs are separately positioned on the two ends of described drying oven; By the first output and the second output, will be circulated to respectively described two combustion chambers from the gas of drying oven output; Described the first output and/or the second output are provided with balanced blower fan and accessory fan M3, by regulating the rotating speed of described balanced blower fan and accessory fan M3 to change the flow of recyclegas; The 3rd output and the 4th output are provided with air exhauster M4, and the residual gas after the first output and the circulation of the second output is discharged to described dry kiln;
Described temperature control equipment also comprises one or more the second temperature sensors,
Described the second temperature sensor, is arranged in the pipeline of the first and/or second output, for detection of the temperature of closed circuit;
Described controller, the described temperature detecting according to the second temperature sensor, judge whether drying oven circulates normal, if undesired, regulates the rotating speed of balanced blower fan and accessory fan M3 and/or air exhauster M4.
7. device as claimed in claim 6, it is characterized in that: the second temperature sensor is three, wherein two the second temperature sensors are separately positioned in the pipeline at two ends of the first output, and another second temperature sensor is arranged in the pipeline that the second temperature sensor is arranged on the second output.
8. device as claimed in claim 6, is characterized in that: described temperature control equipment also comprises at least two three-temperature sensors,
Described three-temperature sensor, is arranged in the pipeline of the 3rd output and the 4th output, for detection of the temperature of Exhaust Gas;
Described controller, the described temperature detecting according to three-temperature sensor, judges whether the interior humidity of drying oven is greater than the humidity threshold value of setting; And then judge whether drying oven exists waste, if there is waste, regulate the rotating speed of combustion fan M2 and/or the aperture that natural gas regulates motor M D11.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320560595.7U CN203534110U (en) | 2013-09-10 | 2013-09-10 | Temperature control device of drying kiln |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320560595.7U CN203534110U (en) | 2013-09-10 | 2013-09-10 | Temperature control device of drying kiln |
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| Publication Number | Publication Date |
|---|---|
| CN203534110U true CN203534110U (en) | 2014-04-09 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320560595.7U Expired - Fee Related CN203534110U (en) | 2013-09-10 | 2013-09-10 | Temperature control device of drying kiln |
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| CN (1) | CN203534110U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104422268A (en) * | 2013-09-10 | 2015-03-18 | 北新集团建材股份有限公司 | Drying kiln temperature control device and method |
| CN105737540A (en) * | 2016-03-05 | 2016-07-06 | 何朝武 | Intelligent adjusting drying system |
| CN107449222A (en) * | 2017-08-31 | 2017-12-08 | 贵州大学 | A kind of segmented advection smoke evacuation drying device and drying means |
-
2013
- 2013-09-10 CN CN201320560595.7U patent/CN203534110U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104422268A (en) * | 2013-09-10 | 2015-03-18 | 北新集团建材股份有限公司 | Drying kiln temperature control device and method |
| CN104422268B (en) * | 2013-09-10 | 2017-03-15 | 北新集团建材股份有限公司 | A kind of dry kiln temperature control equipment and method |
| CN105737540A (en) * | 2016-03-05 | 2016-07-06 | 何朝武 | Intelligent adjusting drying system |
| CN107449222A (en) * | 2017-08-31 | 2017-12-08 | 贵州大学 | A kind of segmented advection smoke evacuation drying device and drying means |
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140409 |
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| CF01 | Termination of patent right due to non-payment of annual fee |