CN2727667Y - Automatic control experimental device of mini type simulated tunnel kiln - Google Patents
Automatic control experimental device of mini type simulated tunnel kiln Download PDFInfo
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- CN2727667Y CN2727667Y CN 200420022708 CN200420022708U CN2727667Y CN 2727667 Y CN2727667 Y CN 2727667Y CN 200420022708 CN200420022708 CN 200420022708 CN 200420022708 U CN200420022708 U CN 200420022708U CN 2727667 Y CN2727667 Y CN 2727667Y
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Abstract
The utility model discloses an automatic control experimental device of mini type simulated tunnel kiln. The utility model is provided with a heating furnace chamber whose outer is provided with an insulation layer and inner is provided with a guide rail on which the chain mat of an assembly line runs. The furnace chamber is divided into a preheating part, a high-temperature part and a temperature lowering part and temperature transmitters are arranged on the furnace walls of the heating furnace chamber of the three parts. Two blast nozzles are arranged on both side walls of the furnace chamber in each part, the rear parts of the two blast nozzles are respectively provided with a PTC calorifier which is connected with an air supply duct and a fan by a volume damper and an air velocity transducer. A discharge pipe is provided above the furnace chamber in each part, and the discharge pipe is connected with an air extractor and an air outlet manifold by an adjustable valve. The front part of the heating furnace chamber is provided with a high position detecting sensor and a wide position detecting sensor, while the rear part of the heating furnace chamber is provided with a discharge detecting sensor, a temperature lowering sprinkle head, a water regulating valve and a water storage basin. The utility model adopts the structure that stainless assembly line heats delivering objects by heating the furnace chamber. Safety and reliability are obtained for flame is not generated in the furnace chamber. For a frequency-various temperature-control adjusting method is adopted, the energy consumption is greatly decreased.
Description
Technical field
The utility model relates to and is applied to the industrial automation analogue experiment installation, relates in particular to a kind of minitype simulation tunnel cave automation control experimental provision.
Background technology
Existing all types of industries automatization simulation experimental provision only can adopt software mode that various industrial objects are carried out analog simulation and control research, the accurate foundation of software Mathematical Modeling need spend a large amount of research energy and they and actual industrial object difference still bigger, the simulated effect of automation control is difficult to reach or near the control requirement of actual device.
Emulation tunnel cave experimental system for simulating is a kind of actual tunnel kiln experimental provision of microminiaturization, can simulation carry out various control Properties of Objects tests to tunnel cave, can regulate and control the streamline speed of service, can regulate and control fire box temperature, can regulate and control intake and air output, can regulate and control cooling water flow, can carry out the adjusting and the control of best energy consumption, emulation tunnel cave experimental system for simulating is the comprehensive automation experiment porch of a kind of complex industrial automation mechanized operation and control, its simulate effect and actual device are very approaching, to the accident condition that when actual device is moved, can not occur, on analogue means, also can test and then obtain best control strategy.
Tunnel cave streamline heating system has been widely used in the heat treatment of metal material, kiln production line in the ceramic industry, the quick Preservation Treatment of all kinds of fresh fruits, all kinds of tablets in the medical industry, the aseptic automatic drying of pulvis is handled, the Chinese medicine dewatering and freshness retaining is handled, the thermal finalization of printed fabrics, stretching tentering and oven dry, all kinds of films in the plastics industry, the draw forming of plastic bag, oven dry before all kinds of grain storages is handled, completing of tealeaves, the dehydration of crops seed, the heat treatment of Ferrite Material, to the processing of tobacco leaf pipe tobacco moisture content etc., how above-mentioned large scale industry object being carried out effective or best control needs carry out various explorations and research on microsimulation equipment in the aging and tobacco industry of electronic devices and components.
Summary of the invention
The purpose of this utility model provides a kind of minitype simulation tunnel cave automation control experimental provision.
It has heating furnace, outside heating furnace, be provided with heat-insulation layer, in heating furnace, be provided with guide rail, guide rail is installed on the supporting seat, the streamline carrier bar moves on guide rail, heating furnace is divided into three districts, be respectively preheating zone A, high-temperature region B, cooling area C, the two ends of heating furnace and preheating zone A, high-temperature region B, be provided with movable separating curtain door between the heating furnace of cooling area C, at preheating zone A, high-temperature region B, cooling area C heating furnace is respectively equipped with temperature transmitter on the furnace wall, at preheating zone A, high-temperature region B, cooling area C heating furnace two side, streamline carrier bar top is respectively equipped with two wind pushing nozzles, be respectively equipped with ptc heater at two wind pushing nozzle rear portions, and respectively through volume damper, air velocity transducer and air supply duct, blower fan joins, at preheating zone A, high-temperature region B, cooling area C heating furnace stove top is respectively equipped with discharge pipe, through control valve and air exhauster, air-out house steward join, be provided with the height and position detecting sensor at the heating furnace front end, the width position detecting sensor is provided with the discharging detecting sensor in the heating furnace rear end, cooling trickle shower nozzle, water regulating valve, water storage tank.
Advantage of the present utility model:
1) adopt the stainless steel streamline to come the structure that institute's conveying object is heated by the heating furnace district;
2) heating furnace that streamline passed is distinguished into three sections, is respectively preheating section, high temperature section, temperature descending section, adopts the mode sequestered partition of stainless steel movable curtain door between them, and carries out segmentation heating and control; The curtain door also can adopt flexible materials such as pyroceram cloth.
3) air-supply pipeline and casing all adopt stainless steel material, and heat-insulation layer is arranged on the burner hearth outside, so sanitation and hygiene in the thermal treatment zone, can not pollute heating object;
4) burner hearth adopts the bilateral air-supply, and the bilateral nozzle arrangements forms the automatic mixed flow agitating heating of thermal current mode, and programming rate is fast and can guarantee uniform distribution of temperature field;
5) heating power is carried to adopt and is undertaken by the mode to air heat, and therefore, the flames of anger produces in the burner hearth, and is safe and reliable;
6) adopt frequency conversion temperature control regulative mode, can realize accurately regulating and the control fire box temperature, and energy consumption is descended greatly;
7) air supply duct adopts stainless steel material, and air outlet adopts and tiltedly carves type air-supply mouth structure; The angle of nozzle and streamline is 15 °-75 °, and the centre-to-centre spacing of nozzle and streamline is 50-300mm; ,
8) dispose ptc heater before air outlet, heater PTC adopts 6 one group, has the mode of two groups of parallel installations to constitute; Ptc heater is installed the aluminium alloy corrugated fin outward;
9) the multiple detection means of configuration is carried out various effective detection detection means to burner hearth and streamline and is had with convenient on the device: the air intake wind speed and the streamline speed of service of the fire box temperature in each district, intake air temperature, air outlet temperature, each stove section;
10) configuration various control means are carried out various effective controls with convenient to burner hearth and streamline on the device; Control mode has: the adjusting and the control of the air intake wind speed of the fire box temperature in each district, intake air temperature, air outlet temperature, each stove section, the streamline speed of service, intake, air output.
Minitype simulation tunnel cave automation control experimental provision respectively as shown in Figure 1 and Figure 2.
Description of drawings
Fig. 1 is a minitype simulation tunnel cave automation control experimental provision structural representation;
Fig. 2 is a streamline burner hearth air-supply heater structural representation.
The specific embodiment
It has heating furnace 41 minitype simulation tunnel cave automation control experimental provision, outside heating furnace, be provided with heat-insulation layer 40, in heating furnace, be provided with guide rail 38, guide rail is installed on the supporting seat 39, streamline carrier bar 44 moves on guide rail, heating furnace is divided into three districts, be respectively preheating zone A, high-temperature region B, cooling area C, the two ends of heating furnace and preheating zone A, high-temperature region B, be provided with movable separating curtain door 6 between the heating furnace of cooling area C, 14,21,31, at preheating zone A, high-temperature region B, cooling area C heating furnace is respectively equipped with temperature transmitter 4 on the furnace wall, 19,27, at preheating zone A, high-temperature region B, cooling area C heating furnace two side, streamline carrier bar top is respectively equipped with two wind pushing nozzles 42,11,20,28, be respectively equipped with ptc heater 43 at two wind pushing nozzle rear portions, and respectively through volume damper 12,22,29, air velocity transducer 13,23,30 with air supply duct 8, blower fan 7 joins, at preheating zone A, high-temperature region B, cooling area C heating furnace stove top is respectively equipped with discharge pipe 9,18,26, through control valve 5,15,25 with air exhauster 17, air-out house steward 24 is joined, be provided with height and position detecting sensor 2 at the heating furnace front end, width position detecting sensor 3 is provided with discharging detecting sensor 32 in the heating furnace rear end, cooling trickle shower nozzle 35, water regulating valve 36, water storage tank 33.
Said ptc heater 43 tool heater support, the heater support both sides are provided with the mounting bracket of PPS engineering plastics, in heater support, be provided with the PTC ceramic heating element, the aluminium alloy corrugated fin is close in PTC ceramic heating element both sides, and PTC ceramic heating element and ripple aluminum strip bond through high-temp glue.
The angle of wind pushing nozzle and streamline carrier bar is 15 °～75 °, and the centre-to-centre spacing of wind pushing nozzle and streamline carrier bar is 50-300mm.
The air-supply wind speed of wind pushing nozzle is: 0.9～4.8 meter per second.The wind pushing temperature of wind pushing nozzle is: 40～150 ℃.The speed of service of streamline carrier bar is: 0.5～5 meter per second.The burner hearth total length is: 1～6 meter.Wind pushing nozzle is that every 500mm establishes one, and the wind pushing nozzle width is 300～380mm.
Fig. 1 is streamline overall structure figure, can be behind height, width position detecting sensor 2,3 location with object to be heated 16 successively by the burner hearth district by Stainless Steel Chain Board pipeline 37, position-detection sensor adopts photoemission and receives pipe composition, the also available electric transducer that diffuses.Burner hearth is distinguished three sections of A, B, C, adopted between each section every curtain 6,14,21,31 and carried out the temperature isolation subregion, adopt 0.1mm ultra-thin stainless steel material to be connected every curtain, can freely swing front and back, also can adopt flexible material such as pyroceram cloth to come subregion with loose-leaf.Object finishes to start the cool water shower cooling system after position-detection sensor 32 detects the back by the heating of burner hearth district, the cooling cooling water is formed cooling control system by water pipe 34 spray heads 35 cooling water flow adjustable valves 36, and cooling water recycles or discharges by connecing liquid aqua storage tank 33.The STAINLESS STEEL CHAINS printed line is by carrying motor 1 to carry out the adjusting and the control of transporting velocity by variable-frequency governor.
Fig. 2 is streamline burner hearth air-supply heater.Its objective is provides a kind of safe and reliable, simple in structure, homogeneous heating, safety-type hot blast heating easy to use to send thermic devices.The type of tiltedly the carving air-supply mouth structure that the air delivery duct adopts the stainless steel pipeline to be formed, and bilateral is blown to the streamline burner hearth simultaneously, accelerate the heating rate of heating object, it is made up of the air-supply heater blower fan 7, air supply duct 8, control valve 12,22,29 air-supply mouths 42,11,20,28 and wind speed detection transmitter 13,23,30 etc.Tuyere wind speed control range is at the 0.6-4.8 meter per second; The fire box temperature adjustable range is at 40-150 ℃, and fire box temperature detects by temperature transmitter 4,19,27 and detects by being installed on the furnace wall; Streamline operation adjustable-speed is at the 0.5-5 meter per second.Streamline burner hearth length is 3-6 rice, and nozzle is that every 500mm establishes one, and nozzle width is 380mm.Air-supply pipeline and casing 41 all adopt stainless steel material, heat-insulation layer is arranged on the burner hearth outside, and the carrier bar pipeline 44 of streamline passes through in the nozzle bottom, and ptc heater 43 is installed at the nozzle rear portion, the streamline carrier bar moves in guide rail 38, and guide rail is installed on the supporting seat 30.Whole air-supply arrangement is outer coated with insulation material 40, and insulation material can use asbestos layer, mineral wool or perlite to cover.
Outlet system of air is by air-out pipeline 10, and air-out control valve 5,15,25 exhausting discharging blower fan 17, air outlet temperature detection transmitter 9,18,26 and air-out delivery pipe 24 that burner hearth zone A, B, C are three sections are formed.
The utility model utilizes the PTC ceramic heating element to be combined into heater and is used as heater block, utilize the positive temperature effect of semi-conducting material, when temperature was raised to a certain degree, the resistance value of ptc material can enlarge markedly, and this type of heating has good thermostatic characteristics.Not luminous during its work, so there is not the light loss consumption, when the environment temperature rising, heater element can reduce its input electric power automatically, plays energy-conservation effect simultaneously, and this heater element does not consume indoor oxygen during heating, and is harmless.The type ptc heater has the advantage that thermal resistance is little, the heat exchange effect high and long-term use inactivity is decayed.
Control for Kiln Temperature can adopt following control method: 1. detect fire box temperature by integrated temperature sensor Pt100, through temperature transmitter output 4-20mA signal, this signal is connected to variable-frequency governor, regulate the rotating speed of blower fan and the size of air output and reach the purpose of controlling stove district temperature, temperature is high more, and output signal is big more, variable-frequency governor output is also big more, fan delivery is big more, and this moment, temperature descended along with the increase of air output.2. detect fire box temperature by temperature sensor Pt100, through temperature transmitter output 4-20mA signal, this signal is connected to thermoregulator and regulates the silicon controlled break-make by thermoregulator and control adding thermoelectric (al) power and then fire box temperature being regulated and controlled of PTC.The temperature control of conveying object can be adopted outside the said method adjusting, also can adopt the pipeline motor speed of service is regulated the requirement that reaches the control object temperature.
Claims (8)
1 one kinds of minitype simulation tunnel cave automation control experimental provisions, it is characterized in that: it has heating furnace (41), outside heating furnace, be provided with heat-insulation layer (40), in heating furnace, be provided with guide rail (38), guide rail is installed on the supporting seat (39), streamline carrier bar (44) moves on guide rail, heating furnace is divided into three districts, be respectively preheating zone A, high-temperature region B, cooling area C, the two ends of heating furnace and preheating zone A, high-temperature region B, be provided with movable separating curtain door (6) between the heating furnace of cooling area C, (14), (21), (31), at preheating zone A, high-temperature region B, cooling area C heating furnace is respectively equipped with temperature transmitter (4) on the furnace wall, (19), (27), at preheating zone A, high-temperature region B, cooling area C heating furnace two side, streamline carrier bar top is respectively equipped with two wind pushing nozzles (42), (11), (20), (28), be respectively equipped with ptc heater (43) at two wind pushing nozzle rear portions, and respectively through volume damper (12), (22), (29), air velocity transducer (13), (23), (30) with air supply duct (8), blower fan (7) joins, at preheating zone A, high-temperature region B, cooling area C heating furnace stove top is respectively equipped with discharge pipe (9), (18), (26), through control valve (5), (15), (25) with air exhauster (17), air-out house steward (24) is joined, be provided with height and position detecting sensor (2) at the heating furnace front end, width position detecting sensor (3) is provided with discharging detecting sensor (32) in the heating furnace rear end, cooling trickle shower nozzle (35), water regulating valve (36), water storage tank (33).
2. a kind of minitype simulation tunnel cave automation control experimental provision according to claim 1, it is characterized in that said ptc heater (43) tool heater support, the heater support both sides are provided with the mounting bracket of PPS engineering plastics, in heater support, be provided with the PTC ceramic heating element, the aluminium alloy corrugated fin is close in PTC ceramic heating element both sides, and PTC ceramic heating element and ripple aluminum strip bond through high-temp glue.
3. a kind of minitype simulation tunnel cave automation control experimental provision according to claim 1, the angle that it is characterized in that said wind pushing nozzle and streamline carrier bar is 15 °～75 °, the centre-to-centre spacing of wind pushing nozzle and streamline carrier bar is 50～300mm.
4. a kind of minitype simulation tunnel cave automation control experimental provision according to claim 1 is characterized in that the air-supply wind speed of said wind pushing nozzle is: 0.9～4.8 meter per second.
5. a kind of minitype simulation tunnel cave automation control experimental provision according to claim 1 is characterized in that the wind pushing temperature of said wind pushing nozzle is: 40～150 ℃.
7. a kind of minitype simulation tunnel cave automation control experimental provision according to claim 1 is characterized in that the speed of service of said streamline carrier bar is: 0.5～5 meter per second.
8. a kind of minitype simulation tunnel cave automation control experimental provision according to claim 1 is characterized in that said burner hearth total length is: 1～6 meter.
9. a kind of minitype simulation tunnel cave automation control experimental provision according to claim 1 is characterized in that said wind pushing nozzle is that every 500mm establishes one, and the wind pushing nozzle width is 300～380mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200420022708 CN2727667Y (en) | 2004-05-10 | 2004-05-10 | Automatic control experimental device of mini type simulated tunnel kiln |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200420022708 CN2727667Y (en) | 2004-05-10 | 2004-05-10 | Automatic control experimental device of mini type simulated tunnel kiln |
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| CN2727667Y true CN2727667Y (en) | 2005-09-21 |
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| CN 200420022708 Expired - Lifetime CN2727667Y (en) | 2004-05-10 | 2004-05-10 | Automatic control experimental device of mini type simulated tunnel kiln |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1296784C (en) * | 2004-05-10 | 2007-01-24 | 浙江大学 | Automated control experimental apparatus for micro simulated tunnel kiln |
| CN103968669A (en) * | 2014-04-04 | 2014-08-06 | 珠海益鑫达科技有限公司 | Open tunnel type constant temperature and humidity furnace |
| CN104102780A (en) * | 2014-07-17 | 2014-10-15 | 中国石油大学(北京) | Simulation method of hollow pipe segment liquid filling process |
| CN106595297A (en) * | 2016-12-16 | 2017-04-26 | 莆田市荣兴机械有限公司 | Energy-saving method for successive heating and successive stopping of heating in tunnel furnace |
| CN108029790A (en) * | 2017-12-07 | 2018-05-15 | 丁年生 | A kind of hot air water-removing device and its application method for primary processing of tea |
| CN108680019A (en) * | 2018-07-24 | 2018-10-19 | 安顺市宝林科技中药饮片有限公司 | A kind of Chinese medicine intelligence calciner |
| CN115096076A (en) * | 2021-04-07 | 2022-09-23 | 江苏天海特种装备有限公司 | Tunnel type push rod heating furnace for steam curing and solidifying acetylene cylinder filler and continuous solidifying process |
-
2004
- 2004-05-10 CN CN 200420022708 patent/CN2727667Y/en not_active Expired - Lifetime
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1296784C (en) * | 2004-05-10 | 2007-01-24 | 浙江大学 | Automated control experimental apparatus for micro simulated tunnel kiln |
| CN103968669A (en) * | 2014-04-04 | 2014-08-06 | 珠海益鑫达科技有限公司 | Open tunnel type constant temperature and humidity furnace |
| CN104102780A (en) * | 2014-07-17 | 2014-10-15 | 中国石油大学(北京) | Simulation method of hollow pipe segment liquid filling process |
| CN104102780B (en) * | 2014-07-17 | 2017-05-24 | 中国石油大学(北京) | Simulation method of hollow pipe segment liquid filling process |
| CN106595297A (en) * | 2016-12-16 | 2017-04-26 | 莆田市荣兴机械有限公司 | Energy-saving method for successive heating and successive stopping of heating in tunnel furnace |
| CN108029790A (en) * | 2017-12-07 | 2018-05-15 | 丁年生 | A kind of hot air water-removing device and its application method for primary processing of tea |
| CN108680019A (en) * | 2018-07-24 | 2018-10-19 | 安顺市宝林科技中药饮片有限公司 | A kind of Chinese medicine intelligence calciner |
| CN115096076A (en) * | 2021-04-07 | 2022-09-23 | 江苏天海特种装备有限公司 | Tunnel type push rod heating furnace for steam curing and solidifying acetylene cylinder filler and continuous solidifying process |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Effective date of abandoning: 20040510 |
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| C25 | Abandonment of patent right or utility model to avoid double patenting |