CN104949494A - Control circuit for tea leaf drying hot-blast stove - Google Patents
Control circuit for tea leaf drying hot-blast stove Download PDFInfo
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- CN104949494A CN104949494A CN201510370852.4A CN201510370852A CN104949494A CN 104949494 A CN104949494 A CN 104949494A CN 201510370852 A CN201510370852 A CN 201510370852A CN 104949494 A CN104949494 A CN 104949494A
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- smoking
- relay
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- frequency converter
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Abstract
The invention discloses a control circuit for a tea leaf drying hot-blast stove, and relates to the technical field of tea leaf equipment manufacture. The control circuit comprises a feeding manual control circuit, a feeding smoke sucking automatic control circuit, a smoke sucking manual control circuit, an air feeder control circuit, a temperature sensor control circuit, a smoke sucking manual starting circuit, a smoke sucking first-gear starting circuit, a smoke sucking second-gear starting circuit, a smoke sucking third-gear starting circuit, a smoke sucking fourth-gear starting circuit, a feeding manual starting circuit and an automatic feeding starting circuit. By means of the control circuit, the problems that manual control temperature is not accurate and the labor strength of workers is large can be solved.
Description
Technical field
The present invention relates to tealeaves equipment manufacturing technology field, especially a kind of drying tea leaves hot-blast stove control circuit for drying tea leaves.
Background technology
One of large non-alcoholic drink in the Cha Shi world three, state's drink of Ye Shi China, has long history in China.In daily life, tealeaves, why by people are liked, mainly due to the composition containing many useful healths in tealeaves, has certain beneficial effect to human body physiological function.Containing 500 number of chemical compositions in tealeaves, wherein number of chemical composition has very wholesome effect to human body.The Ming Dynasty turns round and look at unit and celebrates in " tea spectrum " book of showing, describes more comprehensive, say in book with regard to tealeaves to the effect of human body: " people drinks genuine tea, can quench the thirst, and help digestion eliminating phlegm, diuresis of sleeping less, improving eyesight benefit think of, and relieving restlessness is gone greasy, people because of can not one day without tea ".
Due to useful health of drinking tea, so be subject to liking of more and more people.Therefore, there is a lot of enterprises and individuals various places at production tealeaves.And the oven dry of the tealeaves operation that to be exactly in Tea Production one important, the quality of drying tea leaves directly has influence on the quality of tealeaves.Temperature is the important parameter of of drying tea leaves.At present in this operation of drying tea leaves, it is all by manually carrying out control temperature that most of small enterprise and individuality add workshop, if the input quantity with regard to reducing fuel that temperature is high, the input quantity of fuel is just increased if temperature is low, the method of this Artificial Control temperature, one to be that temperature controls inaccurate, and two is that the labour intensity of workman is large.
Summary of the invention
The object of this invention is to provide a kind of drying tea leaves hot-blast stove control circuit, it is inaccurate that it can solve Artificial Control temperature, the problem that labor strength is large.
In order to solve the problem, the technical solution used in the present invention is: this drying tea leaves hot-blast stove control circuit, comprise manual/automatic selector switch and scram button, described scram button, manual/automatic selector switch, charging stops upper button, and charging start button and the series connection of the first relay form charging manual control circuit; Described first relay is in parallel with described charging start button forms charging holding circuit; Described scram button, manual/automatic selector switch, temperature sensor and the series connection of the second relay form charging smoking automatic control circuit; Described scram button, smoking stop button, smoking start button and the series connection of the 3rd relay form smoking manual control circuit; Described smoking start button is in parallel with described 3rd relay forms smoking holding circuit; Described scram button, air-supply stop button, air-supply start button and contactor series connection form pressure fan control circuit; Described scram button and temperature sensor series connection formation temperature sensor control circuit;
Smoking frequency converter first port, described 3rd relay and the series connection of smoking frequency converter public port form smoking and manually boot circuit; Described smoking frequency converter second port, gearshift change-over switch of smoking, described second relay and the series connection of described smoking frequency converter public port form smoking one and keep off start-up circuit; Described smoking frequency converter the 3rd port, described smoking gearshift change-over switch, described second relay and the series connection of described smoking frequency converter public port form smoking two and keep off start-up circuit; Described smoking frequency converter the 4th port, described smoking gearshift change-over switch, described second relay and the series connection of described smoking frequency converter public port form smoking three and keep off start-up circuit; Described smoking frequency converter five-port, described smoking gearshift change-over switch, described second relay and the series connection of described smoking frequency converter public port form smoking four and keep off start-up circuit;
Charging frequency converter first port, described first relay and the series connection of charging frequency converter public port form charging and manually boot circuit; Described charging frequency converter first port, described second relay and the series connection of charging frequency converter public port form charging automatic starting circuit.
In technique scheme, more specifically scheme can also be: described scram button, and described first relay and the series connection of charging running indicator form charger and manually run indicating circuit; Described scram button, described second relay and the series connection of charging running indicator form charger and automatically run indicating circuit; Described scram button, described smoking stop button, described 3rd relay and the series connection of smoke extractor running indicator form smoke extractor and manually run indicating circuit; Described scram button, described air-supply stop button, described contactor and the series connection of pressure fan running indicator form pressure fan and run indicating circuit.
Owing to have employed technique scheme, compared with prior art, the beneficial effect had is in the present invention: 1, because the present invention is provided with temperature sensor, so more responsive to the reacting condition of temperature; 2, be provided with gearshift change-over switch of smoking in smoke extractor frequency converter port, according to the type of tealeaves, the rotating speed of smoke extractor can be controlled, thus ensure required temperature of drying tealeaves, this guarantees the quality of tealeaves.
Accompanying drawing explanation
Fig. 1 is main line schematic diagram of the present invention.
Fig. 2 is control circuit schematic diagram of the present invention.
Detailed description of the invention
Below in conjunction with drawings and Examples, the invention will be further described:
Drying tea leaves hot-blast stove main circuit diagram shown in Fig. 1, pressure fan M1 adopts contactor KM1 to control, and smoke extractor M2 adopts smoking frequency converter VTT1 to control, and charger M3 adopts charging frequency converter VTT2 to control.
Drying tea leaves hot-blast stove control circuit shown in Fig. 2, comprise manual/automatic selector switch SB2 and scram button SB1, scram button SB1, manual/automatic selector switch SB2, charging stop button SB3, charging start button SB4 and the first relay K A1 series connection forms charging manual control circuit; First relay K A1 is in parallel with charging start button SB4 forms charging holding circuit; Scram button SB1, manual/automatic selector switch SB2, temperature sensor WK and the second relay K A2 connects and forms charging smoking automatic control circuit; Scram button SB1, smoking stop button SB5, smoking start button SB6 and the 3rd relay K A3 connect and form smoking manual control circuit; Smoking start button SB6 is in parallel with the 3rd relay K A3 forms smoking holding circuit; Scram button SB1, air-supply stop button SB7, air-supply start button SB8 and contactor KM1 connects and forms pressure fan control circuit; Scram button SB1 and temperature sensor WK series connection formation temperature sensor WK control circuit;
Smoking frequency converter VTT1 first port DI1, the 3rd relay K A3 and smoking frequency converter VTT1 public port COM1 series connection form smoking and manually boot circuit; Smoking frequency converter VTT2 second port DI2, smoke gearshift change-over switch SB9, and the second relay K A2 and smoking frequency converter VTT1 public port COM1 series connection forms smoking one and keeps off start-up circuit; Smoking frequency converter VTT1 the 3rd port DI3, smoke gearshift change-over switch SB9, and the second relay K A2 and smoking frequency converter VTT1 public port COM1 series connection forms smoking two and keeps off start-up circuit; Smoking frequency converter VTT1 the 4th port DI4, smoke gearshift change-over switch SB9, and the second relay K A2 and smoking frequency converter VTT1 public port COM1 series connection forms smoking three and keeps off start-up circuit; Smoking frequency converter VTT1 five-port DI5, smoke gearshift change-over switch SB9, and the second relay K A2 and smoking frequency converter VTT1 public port COM1 series connection forms smoking four and keeps off start-up circuit;
Charging frequency converter VTT2 first port VT1, the first relay K A1 and charging frequency converter VTT2 public port COM2 series connection form charging and manually boot circuit; Charging frequency converter VTT2 first port VT1, the second relay K A2 and charging frequency converter VTT2 public port COM2 connect and form charging automatic starting circuit.
Scram button SB1, the first relay K A1 and charging running indicator HL1 series connection form charger and manually run indicating circuit; Scram button SB1, the second relay K A2 and charging running indicator HL1 series connection form charger and automatically run indicating circuit; Scram button SB1, smoking stop button SB5, the 3rd relay K A3 and smoke extractor running indicator HL2 series connection forms smoke extractor and manually runs indicating circuit; Scram button SB1, air-supply stop button SB7, contactor KM1 and pressure fan running indicator HL3 connect and form pressure fan operation indicating circuit.
During work, when needs automatic operation, manual/automatic selector switch SB2 is switched to automatic catch, smoking gearshift change-over switch SB9 is got to required temperature gear; Press air-supply start button SB8, pressure fan M1 starts working, when temperature sensor WK detects that temperature does not reach required temperature, temperature sensor WK connects charging smoking automatic control circuit, second relay K A2 connects the port of smoking frequency converter VTT1 by the gearshift change-over switch SB9 that smokes, and smoking frequency converter VTT1 controls smoke extractor M2 and starts working, simultaneously, second relay K A2 connects charging frequency converter VTT2, and charging frequency converter VTT2 controls charger M3 and starts working.When temperature sensor WK detects temperature higher than required temperature, temperature sensor WK disconnects charging smoking automatic control circuit, second relay K A2 dead electricity, the second relay K A2 cuts off smoking frequency converter VTT1 and charging frequency converter VTT2, smoke extractor M2 and charger M3 quit work.When using Non-follow control, manual/automatic selector switch SB2 being switched to manual gear, pressing charging start button SB4 respectively, smoking start button SB6 and air-supply start button SB8, smoke extractor M2, charger M3 and pressure fan M1 work; When wanting smoke extractor M2, charger M3 and pressure fan M1 quits work, and presses charging stop button SB3 respectively, and smoking stop button SB5 and air-supply stop button SB7, also can press scram button SB1 and make them quit work.
Regulate the gearshift change-over switch SB9 that smokes to the gear needed, can be controlled the rotating speed of smoke extractor M3 by smoking frequency converter VTT1, thus reach the temperature controlling hearth of hot-blast stove, the hot blast that pressure fan M1 is sent is in certain temperature range.
Claims (2)
1. a drying tea leaves hot-blast stove control circuit, it is characterized in that: comprise manual/automatic selector switch and scram button, described scram button, manual/automatic selector switch, charging stops upper button, and charging start button and the series connection of the first relay form charging manual control circuit; Described first relay is in parallel with described charging start button forms charging holding circuit; Described scram button, manual/automatic selector switch, temperature sensor and the series connection of the second relay form charging smoking automatic control circuit; Described scram button, smoking stop button, smoking start button and the series connection of the 3rd relay form smoking manual control circuit; Described smoking start button is in parallel with described 3rd relay forms smoking holding circuit; Described scram button, air-supply stop button, air-supply start button and contactor series connection form pressure fan control circuit; Described scram button and temperature sensor series connection formation temperature sensor control circuit;
Smoking frequency converter first port, described 3rd relay and the series connection of smoking frequency converter public port form smoking and manually boot circuit; Described smoking frequency converter second port, gearshift change-over switch of smoking, the second relay and the series connection of smoking frequency converter public port form smoking one and keep off start-up circuit; Described smoking frequency converter the 3rd port, gearshift change-over switch of smoking, the second relay and the series connection of smoking frequency converter public port form smoking two and keep off start-up circuit; Described smoking frequency converter the 4th port, gearshift change-over switch of smoking, the second relay and the series connection of smoking frequency converter public port form smoking three and keep off start-up circuit; Described smoking frequency converter five-port, gearshift change-over switch of smoking, the second relay and the series connection of smoking frequency converter public port form smoking four and keep off start-up circuit;
Charging frequency converter first port, described first relay and the series connection of charging frequency converter public port form charging and manually boot circuit; Described charging frequency converter first port, the second relay and the series connection of charging frequency converter public port form charging automatic starting circuit.
2. drying tea leaves hot-blast stove control circuit according to claim 1, is characterized in that: described scram button, and described first relay and the series connection of charging running indicator form charger and manually run indicating circuit; Described scram button, described second relay and the series connection of charging running indicator form charger and automatically run indicating circuit; Described scram button, described smoking stop button, described 3rd relay and the series connection of smoke extractor running indicator form smoke extractor and manually run indicating circuit; Described scram button, described air-supply stop button, described contactor and the series connection of pressure fan running indicator form pressure fan and run indicating circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510370852.4A CN104949494B (en) | 2015-06-30 | 2015-06-30 | Drying tea leaves hot-blast stove control circuit |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510370852.4A CN104949494B (en) | 2015-06-30 | 2015-06-30 | Drying tea leaves hot-blast stove control circuit |
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| CN104949494A true CN104949494A (en) | 2015-09-30 |
| CN104949494B CN104949494B (en) | 2017-06-20 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201510370852.4A Active CN104949494B (en) | 2015-06-30 | 2015-06-30 | Drying tea leaves hot-blast stove control circuit |
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Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0795851A (en) * | 1993-08-03 | 1995-04-11 | Kawasaki Kiko Co Ltd | Method for fine rubbing in tea manufacturing |
| US5592752A (en) * | 1993-05-13 | 1997-01-14 | Industrial Technology Research Institute | Process and an apparatus for producing teas |
| JP2001292699A (en) * | 2000-04-11 | 2001-10-23 | Kawasaki Kiko Co Ltd | Controller of tea leaf drier |
| CN201449535U (en) * | 2009-07-07 | 2010-05-05 | 西安圣华电子工程有限责任公司 | Tobacco curing control system |
| CN201928915U (en) * | 2011-01-11 | 2011-08-17 | 四川中测量仪科技有限公司 | Tea leaf drier |
| CN102318688A (en) * | 2011-06-16 | 2012-01-18 | 长沙湘丰茶叶机械制造有限公司 | Automatic drum type tea roasting machine |
| CN103808118A (en) * | 2013-12-03 | 2014-05-21 | 宁波德锐电气有限公司 | Energy saving system of drying machine |
| CN204787720U (en) * | 2015-06-30 | 2015-11-18 | 三江县浩然再生能源科技开发有限公司 | Tealeaves stoving hot -blast furnace control scheme |
-
2015
- 2015-06-30 CN CN201510370852.4A patent/CN104949494B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5592752A (en) * | 1993-05-13 | 1997-01-14 | Industrial Technology Research Institute | Process and an apparatus for producing teas |
| JPH0795851A (en) * | 1993-08-03 | 1995-04-11 | Kawasaki Kiko Co Ltd | Method for fine rubbing in tea manufacturing |
| JP2001292699A (en) * | 2000-04-11 | 2001-10-23 | Kawasaki Kiko Co Ltd | Controller of tea leaf drier |
| CN201449535U (en) * | 2009-07-07 | 2010-05-05 | 西安圣华电子工程有限责任公司 | Tobacco curing control system |
| CN201928915U (en) * | 2011-01-11 | 2011-08-17 | 四川中测量仪科技有限公司 | Tea leaf drier |
| CN102318688A (en) * | 2011-06-16 | 2012-01-18 | 长沙湘丰茶叶机械制造有限公司 | Automatic drum type tea roasting machine |
| CN103808118A (en) * | 2013-12-03 | 2014-05-21 | 宁波德锐电气有限公司 | Energy saving system of drying machine |
| CN204787720U (en) * | 2015-06-30 | 2015-11-18 | 三江县浩然再生能源科技开发有限公司 | Tealeaves stoving hot -blast furnace control scheme |
Non-Patent Citations (2)
| Title |
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| 刘莉等: "茶叶干燥机械自控控制系统的研究", 《中国茶叶加工》 * |
| 葛良志等: "基于PLC 的茶叶滚筒杀青机温度控制系统设计", 《安徽农业大学学报》 * |
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| CN104949494B (en) | 2017-06-20 |
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