CN105953537A - Multi-circuit processing type drying energy-saving system for radix ophiopogonis medicinal material - Google Patents

Multi-circuit processing type drying energy-saving system for radix ophiopogonis medicinal material Download PDF

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Publication number
CN105953537A
CN105953537A CN201610270951.XA CN201610270951A CN105953537A CN 105953537 A CN105953537 A CN 105953537A CN 201610270951 A CN201610270951 A CN 201610270951A CN 105953537 A CN105953537 A CN 105953537A
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China
Prior art keywords
pole
resistance
circuit
audion
amplifier
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CN201610270951.XA
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Chinese (zh)
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汪多敏
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Sichuan Rong Xing Industrial Co Ltd
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Sichuan Rong Xing Industrial Co Ltd
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Priority to CN201610270951.XA priority Critical patent/CN105953537A/en
Publication of CN105953537A publication Critical patent/CN105953537A/en
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    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F26—DRYING
    • F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
    • F26B9/00—Machines or apparatus for drying solid materials or objects at rest or with only local agitation; Domestic airing cupboards
    • F26B9/06—Machines or apparatus for drying solid materials or objects at rest or with only local agitation; Domestic airing cupboards in stationary drums or chambers
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F26—DRYING
    • F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
    • F26B21/00—Arrangements or duct systems, e.g. in combination with pallet boxes, for supplying and controlling air or gases for drying solid materials or objects
    • F26B21/001—Drying-air generating units, e.g. movable, independent of drying enclosure
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F26—DRYING
    • F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
    • F26B21/00—Arrangements or duct systems, e.g. in combination with pallet boxes, for supplying and controlling air or gases for drying solid materials or objects
    • F26B21/02—Circulating air or gases in closed cycles, e.g. wholly within the drying enclosure
    • F26B21/04—Circulating air or gases in closed cycles, e.g. wholly within the drying enclosure partly outside the drying enclosure
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F26—DRYING
    • F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
    • F26B21/00—Arrangements or duct systems, e.g. in combination with pallet boxes, for supplying and controlling air or gases for drying solid materials or objects
    • F26B21/06—Controlling, e.g. regulating, parameters of gas supply

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Amplifiers (AREA)

Abstract

The invention discloses a multi-circuit processing type drying energy-saving system for a radix ophiopogonis medicinal material. The multi-circuit processing type drying energy-saving system is characterized by being mainly composed of a temperature compensation device, a baking air duct (1), an air inlet duct (2), a dehumidifier (3), an exhaust fan (4) and the like, wherein the exhaust fan (4) is arranged at an air outlet of the air inlet duct (2); the temperature compensation device is composed of a control system (71), a heater (72) and a blower (73); and the control system (71) is composed of a control chip, an AD conversion signal processing circuit, a temperature signal processing circuit, an adjustable integration voltage stabilization over-current protection circuit, an inductance step-down constant current driving circuit, a temperature sensor (74) and a buzzer. According to the multi-circuit processing type drying energy-saving system for the radix ophiopogonis medicinal material, a traditional electric heating device is replaced with a heat pump, so that the power consumption of the multi-circuit processing type drying energy-saving system is only 1/4 of that of a traditional drying device; and the temperature compensation device is further arranged, and thus the drying temperature stability and the drying efficiency of the multi-circuit processing type drying energy-saving system are effectively improved.

Description

One medical material Radix Ophiopogonis many processing of circuit formula dries energy conserving system
Technical field
The present invention relates to energy-conserving and environment-protective field, specifically, be a kind of medical material many processing of circuit formula drying Radix Ophiopogonis energy conserving system.
Background technology
The traditional Chinese medical science has long history in China, and it is favored by pain patient both domestic and external by auxiliary therapeutic modality with conditioning by main treatment.Many medical materials that the traditional Chinese medical science uses are required for drying, " Radix Ophiopogonis " is a kind of Chinese crude drug that the traditional Chinese medical science is conventional, it is the highest to the accuracy requirement of temperature when drying, " Radix Ophiopogonis " temperature when drying is high then can be scorched, and temperature is low that " Radix Ophiopogonis " aridity then can be made inadequate, occur mouldy or rotten during long storage time.
But, the mode that when existing Chinese crude drug is dried, many employings electric oven is roasting, owing to the power consumption of this drying mode is the highest, the drying efficiency of this drying mode is low simultaneously, hence in so that the high expensive of the drying of Chinese crude drug, wastes electric power resource greatly.
Therefore it provides one can improve drying efficiency, can ensure that again medical material drying system Radix Ophiopogonis of steady temperature is the task of top priority.
Summary of the invention
The temperature that it is an object of the invention to overcome Chinese crude drug of the prior art " Radix Ophiopogonis " not only to dry when drying is unstable, and the defect that drying efficiency is low, it is provided that medical material many processing of circuit formula drying energy conserving system a kind of Radix Ophiopogonis.
The present invention is achieved through the following technical solutions: one medical material Radix Ophiopogonis many processing of circuit formula dries energy conserving system, main by temperature compensation means, baking air channel, it is arranged on the wind inlet channel above baking air channel, it is arranged on the dehumidifier of wind inlet channel air inlet, it is arranged on the air exhauster at wind inlet channel air outlet, is arranged on the netted stoving rack of the inner bottom surface in baking air channel, and is arranged on the heater composition in the middle part of wind inlet channel；The air inlet of described wind inlet channel is all connected with baking air channel with air outlet.
Described temperature compensation means is by control system, and the heating element and the aerator that are all connected with control system form；Described control system is by control chip; AD conversion signal processing circuit, inductance step-down constant current drive circuit, adjustable voltage-regulating ic current foldback circuit, data storage, buzzer, power supply, display and the keyboard being all connected with control chip; the power supply being connected with adjustable voltage-regulating ic current foldback circuit; the processes temperature signal circuit being connected with AD conversion signal processing circuit, and the temperature sensor composition being connected with processes temperature signal circuit；Described control chip is connected with aerator.
The signal receiving circuit that described processes temperature signal circuit is connected with temperature sensor by input, the signal filtering amplifying circuit being connected with the outfan of signal receiving circuit with input；The outfan of described signal filtering amplifying circuit is connected with AD conversion signal processing circuit.
nullDescribed signal receiving circuit is by amplifier P4，Amplifier P5，Positive pole positive pole with amplifier P after resistance R38 is connected、Negative pole is as the polar capacitor C16 of the input of signal receiving circuit，N pole outfan with amplifier P4 after resistance R42 is connected、The diode D10 that P pole positive pole with amplifier P after resistance R41 is connected，Negative pole outfan with amplifier P4 after resistance R40 is connected、The polar capacitor C17 that positive pole negative pole with amplifier P4 after resistance R39 is connected，One end is connected with the outfan of amplifier P4、The resistance R43 that the other end is connected with the positive pole of amplifier P5，Negative pole is connected with the negative pole of amplifier P5、The polar capacitor C18 that positive pole outfan with amplifier P5 after resistance R45 is connected，And N pole is connected with the outfan of amplifier P5、The diode D11 composition that P pole negative pole with amplifier P5 after resistance R46 is connected；The outfan of the minus earth of described amplifier P5, its outfan and amplifier P4 is collectively forming the outfan of signal receiving circuit.
nullDescribed signal filtering amplifying circuit is by audion VT6，Amplifier P6，Audion VT7，Positive pole is sequentially connected through resistance R47 outfan with amplifier P4 after resistance R44、The polar capacitor C19 that negative pole colelctor electrode with audion VT6 after resistance R48 is connected，Negative pole is connected with audion VT7 emitter stage、The polar capacitor C20 that positive pole is sequentially connected through adjustable resistance R49 base stage with audion VT6 after resistance R51，Negative pole positive pole with amplifier P6 after resistance R54 is connected、The polar capacitor C21 that positive pole junction point with adjustable resistance R49 with resistance R51 after resistance R50 is connected，P pole is connected with the positive pole of polar capacitor C21、The diode D12 that N pole emitter stage with audion VT6 after resistance R52 is connected，And one end is connected with the N pole of diode D12.The resistance R53 composition that the other end is connected with the negative pole of amplifier P6；The grounded collector of described audion VT6；The base stage of described audion VT7 is connected with the outfan of amplifier P5, the grounded collector of this audion VT7；The outfan of described amplifier P6 is as the outfan of signal filtering amplifying circuit.
The circuit for signal conditioning that described AD conversion signal processing circuit is connected with processes temperature signal circuit by input, the signaling conversion circuit being connected with the output of circuit for signal conditioning with input forms；The outfan of described signaling conversion circuit is connected with control chip.
Described circuit for signal conditioning is by amplifier P1, amplifier P2, positive pole is connected with the positive pole of amplifier P1, negative pole is as the input of circuit for signal conditioning the polar capacitor C9 that is connected with the outfan of amplifier P6, N pole outfan with amplifier P1 after resistance R23 is connected, the diode D6 that P pole positive pole with amplifier P1 after resistance R22 is connected, negative pole outfan with amplifier P1 after resistance R24 is connected, the polar capacitor C10 that positive pole is connected with the negative pole of amplifier P1, and negative pole outfan with amplifier P2 after resistance R26 is connected, the polar capacitor C11 composition that positive pole negative pole with amplifier P2 after resistance R25 is connected；The negative pole of described amplifier P1 is connected with the positive pole of amplifier P2, and the outfan of this amplifier P1 and the outfan of amplifier P2 are collectively forming the outfan of circuit for signal conditioning；The minus earth of described amplifier P2.
nullDescribed signaling conversion circuit is by conversion chip U2，Amplifier P3，Audion VT4，Audion VT5，Field effect transistor MOS2，N pole base stage with audion VT4 after resistance R27 is connected、The diode D7 that P pole is connected with the OUT pin of conversion chip U2，Negative pole is connected with the base stage of audion VT5、The polar capacitor C12 that positive pole is connected with the emitter stage of audion VT4，One end is connected with the base stage of audion VT5、The resistance R29 that the other end is connected with the OUT pin of conversion chip U2，Negative pole grid with field effect transistor MOS2 after resistance R37 is connected、The polar capacitor C15 that positive pole colelctor electrode with audion VT4 after resistance R28 is connected，P pole colelctor electrode with audion VT5 after resistance R36 is connected、The diode D8 that N pole is connected with the VREF pin of conversion chip U2 after resistance R35，Negative pole emitter stage with audion VT5 after resistance R30 is connected、The polar capacitor C13 that positive pole is connected with the CS pin of conversion chip U2 after resistance R33，P pole positive pole with polar capacitor C13 after resistance R34 is connected、The diode D9 that N pole is connected with the source electrode of field effect transistor MOS2，One end is connected with the VREF pin of conversion chip U2、The adjustable resistance R31 that the other end is connected with the positive pole of polar capacitor C13，And negative pole SW pin with conversion chip U2 after resistance R32 is connected、The polar capacitor C14 composition that positive pole is connected with the negative pole of amplifier P3；The CLCK pin of described conversion chip U2 with DATA pin respectively outfan with amplifier P1 be connected, the GND pin ground connection of this conversion chip U2；The colelctor electrode of described audion VT5 is connected with the positive pole of polar capacitor C15；The described positive pole of amplifier P3 is connected with the drain electrode of field effect transistor MOS2, and the outfan of this amplifier P3 is as the outfan of signaling conversion circuit.
The inductance buffer circuit that described inductance step-down constant current drive circuit is connected with control chip by input, the driving regulation circuit that input is connected with the outfan of inductance buffer circuit, and the primary side feedback formula constant-current circuit composition that input is connected with the outfan of driving regulation circuit；The outfan of the trans feedback in described former limit constant-current circuit is connected with heating element.
nullDescribed inductance buffer circuit is by audion VT1，Audion VT2，Audion VT3，Positive pole base stage with audion VT1 after inductance L is connected、The polar capacitor C1 that negative pole is sequentially connected through resistance R1 base stage with audion VT2 after resistance R4，Positive pole is connected with the junction point of resistance R1 with resistance R4、The polar capacitor C3 that negative pole emitter stage with audion VT3 after resistance R10 is connected，One end is connected with the base stage of audion VT1、The resistance R2 that the other end is connected with the positive pole of polar capacitor C3，One end is connected with the emitter stage of audion VT2、The resistance R6 that the other end is connected with the emitter stage of audion VT3，N pole is connected with the base stage of audion VT3、The diode D2 that P pole colelctor electrode with audion VT2 after resistance R5 is connected，And P pole is sequentially connected through resistance R13 emitter stage with audion VT1 after resistance R3、The colelctor electrode of N pole and audion VT3 is collectively forming the diode D1 composition of the outfan of inductance buffer circuit；The negative pole of the grounded collector of described audion VT1, its base stage and polar capacitor C1 is collectively forming the input of inductance buffer circuit.
nullDescribed driving regulates circuit by driving chip U1，Field effect transistor MOS1，P pole is connected with the FB pin of driving chip U1、The diode D3 that N pole colelctor electrode with audion VT3 after resistance R11 is connected，One end is connected with the VDD pin of driving chip U1、The resistance R14 that the other end is connected with the colelctor electrode of audion VT3，Positive pole CS pin with driving chip U1 after resistance R19 is connected、The polar capacitor C6 that negative pole colelctor electrode with audion VT3 after resistance R15 is connected，Positive pole source electrode with field effect transistor MOS1 after resistance R21 is connected、The polar capacitor C7 that negative pole negative pole with polar capacitor C6 after resistance R20 is connected，And N pole grid with field effect transistor MOS1 after resistance R18 is connected、The Zener diode D4 composition that P pole is connected with the GD pin of driving chip U1；The GND pin ground connection of described driving chip U1, its INV pin is connected with the N pole of diode D1, and the drain electrode of its COMP pin and field effect transistor MOS1 simultaneously is collectively forming the outfan driving regulation circuit；The minus earth of described polar capacitor C7.
nullDescribed primary side feedback formula Constant Electric Current routing transformer T，Positive pole non-same polarity of limit former with transformator T inductance coil after resistance R7 is connected、The polar capacitor C2 that negative pole is sequentially connected with the COMP pin of driving chip U1 after resistance R9 through resistance R8，Positive pole Same Name of Ends of limit former with transformator T inductance coil after resistance R12 is connected、The polar capacitor C8 that negative pole is connected with the drain electrode of field effect transistor MOS1，Positive pole is connected with the Same Name of Ends of transformator T secondary inductance coil、The polar capacitor C4 that negative pole is connected with the non-same polarity of transformator T secondary inductance coil，One end is connected with the positive pole of polar capacitor C4、The resistance R17 that the other end is connected with the negative pole of polar capacitor C4，Positive pole is connected with the positive pole of polar capacitor C4、The polar capacitor C5 that negative pole is connected with the negative pole of polar capacitor C4，And P pole positive pole with polar capacitor C4 after resistance R16 is connected、The diode D5 composition that N pole is connected with the positive pole of polar capacitor C5；The Same Name of Ends of described transformator T secondary inductance coil and non-same polarity are collectively forming the outfan of primary side feedback formula constant-current circuit.
The current rectifying and wave filtering circuit that described adjustable voltage-regulating ic current foldback circuit is connected with power supply by input; the adjustable voltage-regulating ic circuit being connected with current rectifying and wave filtering circuit, and the overload protecting circuit composition being connected with current rectifying and wave filtering circuit and adjustable voltage-regulating ic circuit respectively；The outfan of described adjustable voltage-regulating ic circuit is connected with control chip.
Described current rectifying and wave filtering circuit is by diode rectifier U4, and the polar capacitor C22 composition that positive pole is connected with the cathode output end of diode rectifier U4, negative pole is connected with the cathode output end of diode rectifier U4；The input of described diode rectifier U4 is connected with power supply；The cathode output end of described diode rectifier U4 is connected with adjustable voltage-regulating ic circuit, and the cathode output end of this diode rectifier U4 is connected with adjustable voltage-regulating ic circuit and overload protecting circuit the most respectively.
nullDescribed overload protecting circuit is by protecting chip U3，Field effect transistor MOS3，Relay K，N pole is connected with the VDD pin protecting chip U3 after resistance R66、The diode D15 that P pole cathode output end with diode rectifier U4 after resistance R55 is connected，Positive pole P pole with diode D15 after resistance R63 is connected、The polar capacitor C24 that negative pole is connected with the drain electrode of field effect transistor MOS3 after resistance R65，Negative pole is connected with the P pole of diode D15、The polar capacitor C23 that positive pole is connected with the VDD pin protecting chip U3 after resistance R67，Negative pole source electrode with field effect transistor MOS3 after resistance R69 is connected、The polar capacitor C26 that positive pole is connected with the VDD pin protecting chip U3 after resistance R68，And P pole is connected with the IN pin protecting chip U3 after resistance R64、N pole forms as the diode D16 of the outfan of overload protecting circuit；The described ST pin of protection chip U3 is connected with the positive pole of polar capacitor C26, and the OUT pin of this protection chip U3 is connected with the grid of field effect transistor MOS3；Described relay K is then serially connected between the grid of field effect transistor MOS3 and drain electrode.
nullDescribed adjustable voltage-regulating ic circuit is by voltage stabilizing chip U5，Audion VT8，P pole is connected with voltage stabilizing chip U5OUT pin after resistance R58、The emitter stage of N pole and audion VT8 is collectively forming the diode D13 of the outfan of adjustable voltage-regulating ic circuit，P pole RP pin with voltage stabilizing chip U5 after the normally opened contact K-2 of relay K is connected、The Zener diode D14 that N pole is connected with the cathode output end of diode rectifier U4，P pole with diode D13 after adjustable resistance R59, N pole is connected、The diode D17 that P pole is connected with the P pole of Zener diode D14 after resistance R56，One end is connected with the P pole of diode D17、The resistance R57 that the other end is connected with the emitter stage of audion VT8，Negative pole N pole with diode D13 after resistance R60 is connected、The polar capacitor C25 that positive pole emitter stage with audion VT8 after resistance R62 is connected，And one end is connected with the N pole of diode D13、The adjustable resistance R61 composition that the other end is connected with the colelctor electrode of audion VT8；The IN pin of described voltage stabilizing chip U cathode output end with diode rectifier U4 after the normally opened contact K-1 of relay K is connected, and the EN pin of its voltage stabilizing chip U5 is connected with the adjustable end of adjustable resistance R59；The base stage of described audion VT8 is connected with the N pole of diode D16.
In order to preferably implement the present invention, described driving chip U1 the most preferentially have employed the integrated chip of CL1100 and realizes；Meanwhile, described conversion chip U2 the most preferentially have employed the integrated chip of TCL548 and realizes；Described voltage stabilizing chip U5 preferentially have employed the integrated chip of TH78H5 and realizes；The most described protection chip U3 the most preferentially have employed the integrated chip of TWH8751 and realizes.
In order to ensure the effect on moisture extraction of the present invention, described dehumidifier is three, and the both sides being distributed in wind inlet channel that wherein two dehumidifiers are parallel, and another is then arranged on the air outlet air inlet junction with wind inlet channel in baking air channel.
Further, described heater is heat pump, and the unit of this heat pump is positioned at the outside of wind inlet channel, and its condensing tube is then arranged on the inside of wind inlet channel；Described condensing tube is in the inside undulate of wind inlet channel or helix shape；For guaranteeing using effect, described heat pump is air heat pump, water resource heat pump and earth source heat pump.
For guaranteeing that medical material Radix Ophiopogonis of baking can be heated uniformly, improving the drying efficiency of medical material Radix Ophiopogonis, therefore the inside in the baking air channel of the present invention is also provided with the circular port that mesh is a diameter of 1～1.5cm simultaneously.
The present invention compared with prior art, has the following advantages and beneficial effect:
(1) present invention uses heat pump instead of traditional electric heater unit, the energy consumption of electricity consumption can not only be reduced greatly, its power consumption is made to be only the 1/4 of tradition drying unit, simultaneously, the present invention is also provided with temperature compensation means, this temperature compensation means can effectively raise the stability of drying temperature of native system, drying efficiency by the temperature information of baking wind duct temperature collection is carried out temperature-compensating in baking air channel.
(2) the interference signal in the signal of telecommunication of temperature sensor output can be eliminated by the processes temperature signal circuit of the present invention, the signal of telecommunication after this circuit will process simultaneously is filtered, the unwanted frequency making the transmission frequency of the signal of telecommunication is eliminated or weakens, this circuit can also export after being amplified by the filtered signal of telecommunication, thus effectively ensure that the accuracy of the signal that temperature sensor exports.
(3) circuit for signal conditioning in the AD conversion signal processing circuit of the present invention can carry out height frequency regulation to the signal of telecommunication of processes temperature signal circuit output, and the signal of telecommunication making reception is more stable；Simultaneously, the signal of telecommunication after regulation can be converted to data signal by the signaling conversion circuit in this AD conversion signal processing circuit, this circuit exports after the frequency of the data signal after conversion being strengthened simultaneously, thus effectively ensure that the accuracy of the signal that control chip receives.
(4) the inductance step-down constant current drive circuit of the present invention can carry out fall stream to the instantaneous high current of control chip output, this circuit utilizes primary side feedback operation principle simultaneously, the use of the multi-mode running in current constant control achieves high-performance and the high efficiency of driving, and achieve effectively to the regulation driving electric current by output lead voltage-drop compensation, make the driving electric current that the output of this circuit is stable, effectively ensure that the accuracy of the heating of the temperature compensation means of the present invention.
(5) the voltage adjustable extent of the adjustable voltage-regulating ic current foldback circuit of the present invention is big, outputting current steadily, and meanwhile, this circuit also has the function of overload protection, thus effectively ensure that the stability that this control system works.
(6) overall structure of the present invention is simple, easy to operate.Meanwhile, the netted baking rack of the present invention can make hot blast be dried medical material Radix Ophiopogonis uniformly by mesh, ensures that the dries quantity of medical material Radix Ophiopogonis, and effectively raises the baking efficiency of the present invention.
(7) mesh diameter of the netted baking rack of the present invention is 1～1.5cm circular port, this mesh can allow hot blast by forming convection current during to the drying of medical material Radix Ophiopogonis, effectively raise the drying efficiency of the present invention, prevent medical material Radix Ophiopogonis to drop from netted baking rack simultaneously.
Accompanying drawing explanation
Fig. 1 is the overall structure schematic diagram of the present invention.
Fig. 2 is the plan structure schematic diagram of the netted baking rack of the circular mesh of the present invention.
Fig. 3 is the structured flowchart of the control system of the temperature compensation means of the present invention.
Fig. 4 is the electrical block diagram of the inductance step-down constant current drive circuit of the present invention.
Fig. 5 is the electrical block diagram of the AD conversion signal processing circuit of the present invention.
Fig. 6 is the electrical block diagram of the processes temperature signal circuit of the present invention.
Fig. 7 is the electrical block diagram of the adjustable voltage-regulating ic current foldback circuit of the present invention.
Detailed description of the invention
Below in conjunction with embodiment and accompanying drawing thereof, the present invention is described in further detail, but embodiments of the present invention are not limited to this.
Embodiment
As shown in Figure 1, 2, 3, the present invention includes temperature compensation means, toasts air channel 1, wind inlet channel 2, dehumidifier 3, air exhauster 4, heater 5, and netted stoving rack 6 and forms.Wherein, baking air channel 1 is to be assembled by cement and brick to form, its inner bottom surface is provided with the track moved for netted stoving rack 6, the circular port that mesh is a diameter of 1～1.5cm of this netted stoving rack 6, hot blast in baking air channel 1 becomes convection current by the mesh shape of netted stoving rack 6, thus effectively raises the drying efficiency of the present invention.Wind inlet channel 2 is positioned at the top in baking air channel 1, and it is formed by the dividing plate isolation being positioned at baking top, air channel 1, it is also possible to constitute with single metal, cement or timber etc..
The temperature compensation means of the present invention is then as it is shown in figure 1, it is made up of control system 71, heating element 72, and aerator 73.Wherein, described control system 71 is as shown in Figure 3; it is by control chip, and AD conversion signal processing circuit, processes temperature signal circuit, adjustable voltage-regulating ic current foldback circuit, inductance step-down constant current drive circuit, temperature sensor 74, data storage, buzzer, power supply, display and the keyboard composition being all connected with control chip.In order to preferably implement the present invention, described control chip the most preferentially have employed FM8PE59B single-chip microcomputer and realizes, the SCK pin of this FM8PE59B single-chip microcomputer is connected with keyboard, FKIN pin is connected with data storage, CKI pin is connected with display, ROUT2 pin is connected with aerator 73, and ROUT3 pin is connected with buzzer.Wherein, the ROUT2 pin of FM8PE59B single-chip microcomputer is then connected with the control end of aerator 73.Described adjustable voltage-regulating ic current foldback circuit is for will obtain 12V DC voltage after power supply rectification filter, the voltage adjustable extent of this adjustable voltage-regulating ic current foldback circuit is big, the 12V DC voltage of output temperature is to control chip.Meanwhile, this circuit also has the function of overload protection, effectively ensure that the safety of control chip, thus effectively ensure that the stability that this control system works.
nullDuring enforcement，For detecting the inner side that the temperature sensor 74 in baking air channel 1 is then arranged on the air inlet lower end in baking air channel 1，The present invention the most preferentially have employed DS18B20 temperature sensor and realizes，Temperature information in the baking air channel 1 that this temperature sensor 74 will detect is converted to the signal of telecommunication and exports through processes temperature signal circuit，Interference signal in the signal of telecommunication that temperature sensor is exported by this processes temperature signal circuit eliminates，The signal of telecommunication after this circuit will process simultaneously is filtered，The unwanted frequency making the transmission frequency of the signal of telecommunication is eliminated or weakens，This circuit can also be transferred to AD conversion signal processing circuit after being amplified by the filtered signal of telecommunication，Circuit for signal conditioning in this AD conversion signal processing circuit carries out height frequency regulation to the signal of telecommunication that processes temperature signal circuit exports，The signal of telecommunication making reception is more stable；Simultaneously, the signal of telecommunication after regulation is converted to data signal by the signaling conversion circuit in this AD conversion signal processing circuit, this circuit is transferred to control chip after the frequency of the data signal after conversion being strengthened simultaneously, and this control chip obtains toasting the actual temperature value in air channel 1 after being analyzed the data signal of reception processing.Data storage of the present invention the most preferentially have employed KH25L160EM2C-12G data storage, and this data storage is for storing the drying temperature value needed for medical material Radix Ophiopogonis, and the temperature that this drying temperature value controls in baking air channel 1 for control chip provides reference value.It is arranged on the air inlet end inside bottom surface in baking air channel 1 for the heating element 72 that baking air channel 1 carries out temperature-compensating, this heating element 72 present invention the most preferentially have employed the heating element of the fever tablet composition of parallel distribution, then need aerator 73 that heating element 72 is dispelled the heat after the heating of this heating element 72, make the heating of heating element 72 homogeneous temperature be distributed to toast in air channel 1 temperature increased in baking air channel 1.
Wherein, when the temperature of temperature sensor 7 collection is less than the drying temperature value needed for medical material Radix Ophiopogonis, after singlechip control chip receives this information, output the most simultaneously controls electric current to inductance step-down constant current drive circuit, the instantaneous high current that control chip is exported by this inductance step-down constant current drive circuit carries out fall stream, this circuit utilizes primary side feedback operation principle simultaneously, the use of the multi-mode running in current constant control achieves high-performance and the high efficiency of driving, and achieve effectively to the regulation driving electric current by output lead voltage-drop compensation, this circuit is made to export stable driving electric current to heating element 72, effectively ensure that the accuracy of the heating of the temperature compensation means of the present invention.Now, heating element 72 obtains electric, begins to warm up, and the control signal of control chip output simultaneously controls aerator 73 and starts to rotate, and heating element 72 is dispelled the heat by aerator 73, makes the temperature in baking air channel 1 reach the drying temperature value needed for medical material Radix Ophiopogonis.When the temperature of temperature sensor 7 collection is more than the drying temperature value needed for medical material Radix Ophiopogonis, singlechip control chip then exports after receiving this information and controls electric current to aerator 73, aerator 73 is started working, make the flowing velocity of hot-air in baking air channel 1 accelerate, make the temperature in baking air channel 1 be reduced in time in the drying temperature values needed for medical material Radix Ophiopogonis.Thus effectively ensure that Radix Ophiopogonis, medical material can be dried at a temperature of normal drying, effectively raise the quality that Radix Ophiopogonis, medical material was dried, effectively raise the drying efficiency of the present invention simultaneously.
Simultaneously, in order to operator can be better understood by toasting the temperature information in air channel 1, the present invention is provided with display and keyboard, and this display is for the actual temperature value in displays temperature sensor 74 detected baking air channel 1, and this display can also show the required normal temperature value of the product of drying.Described buzzer is then for starting at temperature compensation means and stop sending prompt tone to when carrying out temperature-compensating in solving baking air channel 1, it is simple to operator understands the duty of temperature compensation means in time.Its keyboard then stores in the temperature required value drying product is input to singlechip control chip by operator, so that the more convenient operation of operator.
For preferably implementing the present invention, described wind inlet channel 2 is provided with an air inlet and an air outlet, and this air inlet is all connected with baking air channel 1 with air outlet.Carry out medical material baking Radix Ophiopogonis for guaranteeing to be transported to high temperature air in wind inlet channel 2 toast inside air channel 1, at the air outlet of wind inlet channel 2, be therefore provided with air exhauster 4.Simultaneously, for the high temperature air being dried can be produced in guaranteeing wind inlet channel 2, therefore the present invention is provided with a dehumidifier 3 at the air outlet in baking air channel 1 with the air inlet junction of wind inlet channel 2, simultaneously the central axial direction along wind inlet channel 2 parallel be provided with two dehumidifiers 3, to guarantee that the air inlet at wind inlet channel 2 forms the air flow passage of serpentine.Dehumidifying heating is carried out so that it is forming the high temperature air being dried, therefore the present invention Promethean employing heat pump is used as heater 5, to replace traditional Electric heating in order to described wind inlet channel 2 being sucked the fresh air of outside.
In order to ensure the heats to dry cold air, the heat pump of the present invention needs to carry out part-structure change, as shown in Figure 1, the unit 51 of heat pump that will be traditional and its condensing tube 52 separate, making its unit 51 part be positioned at the outside of wind inlet channel 2, its condensing tube 52 is then positioned at the inside of wind inlet channel 2.After being arranged such, the coolant within unit 51 absorbs from outside air and forms high-temperature gas after heat energy, after compressor compresses, form high temperature and high pressure gas, and this high temperature and high pressure gas be delivered to be positioned at inside the condensing tube 52 wind inlet channel 2 within.From the cold air of air inlet entrance after dehumidifier 3 dehumidifies, sufficiently contact with condensing tube 52 again, dry cold air can sufficiently be heated by the high temperature that condensing tube is discharged, so that the high temperature dry air within wind inlet channel 2 can enter into baking air channel 1 from air outlet, to toast medical material Radix Ophiopogonis.
In order to ensure the condensing tube 52 heats to dry cold air, this condensing tube 52 needs in the inside undulate of wind inlet channel 2 or helix shape.According to circumstances, this condensing tube 52 needs to be evenly distributed in the inside of wind inlet channel 2, i.e. condensing tube 52 undulate or spiral plane and needs the central axis upright with wind inlet channel 2.This condensing tube 52 can determine according to practical situation in the arrangement number of plies within wind inlet channel 2, is preferentially made as more than 3 rows.Meanwhile, the present invention, in order to ensure the circulation of the air in wind inlet channel 2, is the most also provided with the air exhauster 4 for accelerating air circulation in wind inlet channel 2.
The heat pump of the present invention preferentially uses air source heat pump to realize, and can effectively save electric power resource.According to practical situation, it would however also be possible to employ water resource heat pump or earth source heat pump realize.
As shown in Figure 4, described inductance step-down constant current drive circuit, by inductance buffer circuit, drives regulation circuit, and primary side feedback formula constant-current circuit composition；Described inductance buffer circuit is made up of audion VT1, audion VT2, audion VT3, resistance R1, resistance R2, resistance R3, resistance R4, resistance R5, resistance R6, resistance R10, resistance R13, inductance L, polar capacitor C1, polar capacitor C3, diode D1, and diode D2.
During connection, the positive pole of polar capacitor C1 base stage with audion VT1 after inductance L is connected, negative pole sequentially after resistance R1 and resistance R4 base stage with audion VT2 be connected.The positive pole of polar capacitor C3 is connected with the junction point of resistance R1 with resistance R4, negative pole emitter stage with audion VT3 after resistance R10 is connected.One end of resistance R2 is connected with the base stage of audion VT1, the other end is connected with the positive pole of polar capacitor C3.One end of resistance R6 is connected with the emitter stage of audion VT2, the other end is connected with the emitter stage of audion VT3.
Meanwhile, the N pole of diode D2 is connected with the base stage of audion VT3, P pole colelctor electrode with audion VT2 after resistance R5 is connected.The P pole of diode D1 is sequentially connected through resistance R13 emitter stage with audion VT1 after resistance R3, N pole is collectively forming the outfan of inductance buffer circuit and is connected with driving regulation circuit with the colelctor electrode of audion VT3；The grounded collector of described audion VT1, its base stage is connected with the ROUT1 pin of FM8PE59B single-chip microcomputer；The negative pole of described polar capacitor C1 is connected with the ROUT4 pin of FM8PE59B single-chip microcomputer.
Wherein, described driving regulation circuit by driving chip U1, field effect transistor MOS1, resistance R11, resistance R14, resistance R15, resistance R18, resistance R19, resistance R20, resistance R21, polar capacitor C6, polar capacitor C7, diode D3 are, and diode D4 composition.
During connection, the P pole of diode D3 is connected with the FB pin of driving chip U1, N pole colelctor electrode with audion VT3 after resistance R11 is connected.One end of resistance R14 is connected with the VDD pin of driving chip U1, the other end is connected with the colelctor electrode of audion VT3.The positive pole of polar capacitor C6 CS pin with driving chip U1 after resistance R19 is connected, negative pole colelctor electrode with audion VT3 after resistance R15 is connected.The positive pole of polar capacitor C7 source electrode with field effect transistor MOS1 after resistance R21 is connected, negative pole negative pole with polar capacitor C6 after resistance R20 is connected.
Wherein, the N pole of Zener diode D4 grid with field effect transistor MOS1 after resistance R18 is connected, P pole is connected with the GD pin of driving chip U1.The GND pin ground connection of described driving chip U1, its INV pin is connected with the N pole of diode D1, and its COMP pin is collectively forming with the drain electrode of field effect transistor MOS1 and drives the outfan of regulation circuit and be connected with primary side feedback formula constant-current circuit simultaneously；The minus earth of described polar capacitor C7.
Further, described primary side feedback formula Constant Electric Current routing transformer T, resistance R7, resistance R8, resistance R9, resistance R12, resistance R16, resistance R17, polar capacitor C2, polar capacitor C4, polar capacitor C5, polar capacitor C8, and diode D5 composition.
During connection, the positive pole of polar capacitor C2 non-same polarity of limit former with transformator T inductance coil after resistance R7 is connected, negative pole sequentially after resistance R8 and resistance R9 COMP pin with driving chip U1 be connected.After resistance R12, the Same Name of Ends of limit former with transformator T inductance coil is connected the positive pole of polar capacitor C8, negative pole is connected with the drain electrode of field effect transistor MOS1.The positive pole of polar capacitor C4 is connected with the Same Name of Ends of transformator T secondary inductance coil, negative pole is connected with the non-same polarity of transformator T secondary inductance coil.
Meanwhile, one end of resistance R17 is connected with the positive pole of polar capacitor C4, the other end is connected with the negative pole of polar capacitor C4.The positive pole of polar capacitor C5 is connected with the positive pole of polar capacitor C4, negative pole is connected with the negative pole of polar capacitor C4.The P pole of diode D5 positive pole with polar capacitor C4 after resistance R16 is connected, N pole is connected with the positive pole of polar capacitor C5.The Same Name of Ends of described transformator T secondary inductance coil is collectively forming the outfan of primary side feedback formula constant-current circuit and is connected with heating element 72 with non-same polarity.
During operation, inductance step-down constant current drive circuit can carry out fall stream to the instantaneous high current of control chip output, this circuit utilizes primary side feedback operation principle simultaneously, the use of the multi-mode running in current constant control achieves high-performance and the high efficiency of driving, and achieve effectively to the regulation driving electric current by output lead voltage-drop compensation, make the driving electric current that the output of this circuit is stable, effectively ensure that the accuracy of the heating of the temperature compensation means of the present invention.In order to preferably implement the present invention, the integrated chip of CL1100 that described driving chip U1 the most preferentially have employed stable performance realizes.
As it is shown in figure 5, described AD conversion signal processing circuit is made up of circuit for signal conditioning and signaling conversion circuit；Described circuit for signal conditioning is made up of amplifier P1, amplifier P2, resistance R22, resistance R23, resistance R24, resistance R25, resistance R26, polar capacitor C9, polar capacitor C10, polar capacitor C11, and diode D6.
During connection, the positive pole of polar capacitor C9 is connected with the positive pole of amplifier P1, negative pole as the input of circuit for signal conditioning and is connected with the outfan of amplifier P6.The N pole of diode D6 outfan with amplifier P1 after resistance R23 is connected, P pole positive pole with amplifier P1 after resistance R22 is connected.The negative pole of polar capacitor C10 outfan with amplifier P1 after resistance R24 is connected, positive pole is connected with the negative pole of amplifier P1.The negative pole of polar capacitor C11 outfan with amplifier P2 after resistance R26 is connected, positive pole negative pole with amplifier P2 after resistance R25 is connected.
The negative pole of described amplifier P1 is connected with the positive pole of amplifier P2, and the outfan of this amplifier P1 is collectively forming the outfan of circuit for signal conditioning with the outfan of amplifier P2 and is connected with signaling conversion circuit；The minus earth of described amplifier P2.
Further, described signaling conversion circuit is by conversion chip U2, amplifier P3, audion VT4, audion VT5, field effect transistor MOS2, resistance R27, resistance R28, resistance R29, resistance R30, adjustable resistance R31, resistance R32, resistance R33, resistance R34, resistance R35, resistance R36, resistance R37, polar capacitor C12, polar capacitor C13, polar capacitor C14, polar capacitor C15, diode D7, diode D8, and diode D9 form.
During connection, the N pole of diode D7 base stage with audion VT4 after resistance R27 is connected, P pole is connected with the OUT pin of conversion chip U2.The negative pole of polar capacitor C12 is connected with the base stage of audion VT5, positive pole is connected with the emitter stage of audion VT4.One end of resistance R29 is connected with the base stage of audion VT5, the other end is connected with the OUT pin of conversion chip U2.The negative pole of polar capacitor C15 grid with field effect transistor MOS2 after resistance R37 is connected, positive pole colelctor electrode with audion VT4 after resistance R28 is connected.
Wherein, the P pole of diode D8 colelctor electrode with audion VT5 after resistance R36 is connected, N pole VREF pin with conversion chip U2 after resistance R35 is connected.The negative pole of polar capacitor C13 emitter stage with audion VT5 after resistance R30 is connected, positive pole CS pin with conversion chip U2 after resistance R33 is connected.The P pole of diode D9 positive pole with polar capacitor C13 after resistance R34 is connected, N pole is connected with the source electrode of field effect transistor MOS2.One end of adjustable resistance R31 is connected with the VREF pin of conversion chip U2, the other end is connected with the positive pole of polar capacitor C13.The negative pole of polar capacitor C14 SW pin with conversion chip U2 after resistance R32 is connected, positive pole is connected with the negative pole of amplifier P3.
The CLCK pin of described conversion chip U2 with DATA pin respectively outfan with amplifier P1 be connected, the GND pin ground connection of this conversion chip U2；The colelctor electrode of described audion VT5 is connected with the positive pole of polar capacitor C15；The described positive pole of amplifier P3 is connected with the drain electrode of field effect transistor MOS2, and the outfan of this amplifier P3 as the outfan of signaling conversion circuit and is connected with the NT pin of FM8PE59B single-chip microcomputer.
During operation, the circuit for signal conditioning in AD conversion signal processing circuit can carry out height frequency regulation to the signal of telecommunication of temperature sensor output, and the signal of telecommunication making reception is more stable；Simultaneously, the signal of telecommunication after regulation can be converted to data signal by the signaling conversion circuit in this AD conversion signal processing circuit, this circuit exports after the frequency of the data signal after conversion being strengthened simultaneously, thus effectively ensure that the accuracy of the signal that control chip receives.In order to preferably implement the present invention, the integrated chip of TCL548 that described conversion chip U2 the most preferentially have employed stable performance realizes.
As shown in Figure 6, described processes temperature signal circuit is by signal receiving circuit and signal filtering amplifying circuit；Described signal receiving circuit is by amplifier P4, amplifier P5, resistance R38, resistance R39, resistance R40, resistance R41, resistance R42, resistance R43, resistance R45, resistance R46, polar capacitor C16, polar capacitor C17, polar capacitor C18, diode D10, and diode D11 form.
During connection, the positive pole of polar capacitor C16 positive pole with amplifier P after resistance R38 is connected, negative pole as the input of signal receiving circuit and is connected with temperature sensor 72.The N pole of diode D10 outfan with amplifier P4 after resistance R42 is connected, P pole positive pole with amplifier P after resistance R41 is connected.The negative pole of polar capacitor C17 outfan with amplifier P4 after resistance R40 is connected, positive pole negative pole with amplifier P4 after resistance R39 is connected.
Wherein, one end of resistance R43 is connected with the outfan of amplifier P4, the other end is connected with the positive pole of amplifier P5.The negative pole of polar capacitor C18 is connected with the negative pole of amplifier P5, positive pole outfan with amplifier P5 after resistance R45 is connected.The N pole of diode D11 is connected with the outfan of amplifier P5, P pole negative pole with amplifier P5 after resistance R46 is connected.The minus earth of described amplifier P5, its outfan is collectively forming the outfan of signal receiving circuit and is connected with signal filtering amplifying circuit with the outfan of amplifier P4.
Further, described signal filtering amplifying circuit is by audion VT6, amplifier P6, audion VT7, resistance R44, resistance R47, resistance R48, adjustable resistance R49, resistance R50, resistance R51, resistance R52, resistance R53, resistance R54, polar capacitor C19, polar capacitor C20, polar capacitor C21, and diode D12 composition.
During connection, the positive pole of polar capacitor C19 is sequentially connected through resistance R47 outfan with amplifier P4 after resistance R44, negative pole colelctor electrode with audion VT6 after resistance R48 is connected.The negative pole of polar capacitor C20 is connected with audion VT7 emitter stage, positive pole sequentially after adjustable resistance R49 and resistance R51 base stage with audion VT6 be connected.The negative pole of polar capacitor C21 positive pole with amplifier P6 after resistance R54 is connected, positive pole junction point with adjustable resistance R49 with resistance R51 after resistance R50 is connected.
Meanwhile, the P pole of diode D12 is connected with the positive pole of polar capacitor C21, N pole emitter stage with audion VT6 after resistance R52 is connected.One end of resistance R53 is connected with the N pole of diode D12.The other end is connected with the negative pole of amplifier P6.The grounded collector of described audion VT6；The base stage of described audion VT7 is connected with the outfan of amplifier P5, the grounded collector of this audion VT7；The outfan of described amplifier P6 as the outfan of signal filtering amplifying circuit and is connected with AD conversion signal processing circuit.
During operation, interference signal in the signal of telecommunication of temperature sensor output can be eliminated by processes temperature signal circuit, the signal of telecommunication after this circuit will process simultaneously is filtered, the unwanted frequency making the transmission frequency of the signal of telecommunication is eliminated or weakens, this circuit can also export after being amplified by the filtered signal of telecommunication, thus effectively ensure that the accuracy of the signal of telecommunication that temperature sensor exports.
As it is shown in fig. 7, described adjustable voltage-regulating ic current foldback circuit is by current rectifying and wave filtering circuit, adjustable voltage-regulating ic circuit, and overload protecting circuit composition；The outfan of described adjustable voltage-regulating ic circuit is connected with control chip；Described current rectifying and wave filtering circuit is by diode rectifier U4, polar capacitor C22, and the positive pole of polar capacitor C22 is connected with the cathode output end of diode rectifier U4, negative pole is connected with the cathode output end of diode rectifier U4.The input of described diode rectifier U4 is connected with power supply；The cathode output end of described diode rectifier U4 is connected with adjustable voltage-regulating ic circuit, and the cathode output end of this diode rectifier U4 is connected with adjustable voltage-regulating ic circuit and overload protecting circuit the most respectively.
Further, described overload protecting circuit is by protecting chip U3, field effect transistor MOS3; relay K, resistance R55, resistance R63; resistance R64, resistance R65, resistance R66; resistance R67, resistance R68, resistance R69; polar capacitor C23, polar capacitor C24, polar capacitor C26; diode D15, and diode D16 composition.
During connection, the N pole of diode D15 VDD pin with protection chip U3 after resistance R66 is connected, P pole cathode output end with diode rectifier U4 after resistance R55 is connected.The positive pole of polar capacitor C24 P pole with diode D15 after resistance R63 is connected, negative pole drain electrode with field effect transistor MOS3 after resistance R65 is connected.The negative pole of polar capacitor C23 is connected with the P pole of diode D15, positive pole is connected with the VDD pin protecting chip U3 after resistance R67.
Meanwhile, the negative pole of polar capacitor C26 source electrode with field effect transistor MOS3 after resistance R69 is connected, positive pole VDD pin with protection chip U3 after resistance R68 is connected.The P pole of diode D16 is connected with the IN pin protecting chip U3 after resistance R64, N pole as the outfan of overload protecting circuit and is connected with adjustable voltage-regulating ic circuit.
The described ST pin of protection chip U3 is connected with the positive pole of polar capacitor C26, and the OUT pin of this protection chip U3 is connected with the grid of field effect transistor MOS3；Described relay K is then serially connected between the grid of field effect transistor MOS3 and drain electrode.
Further, described adjustable voltage-regulating ic circuit is by voltage stabilizing chip U5, audion VT8, resistance R56, resistance R57, resistance R58, adjustable resistance R59, resistance R60, adjustable resistance R61, resistance R62, polar capacitor C25, diode D13, Zener diode D14, and diode D17 form.
During connection, the P pole of diode D13 is connected with voltage stabilizing chip U5OUT pin after resistance R58, N pole is connected with the VSS+ pin of FM8PE59B single-chip microcomputer.The P pole of Zener diode D14 RP pin with voltage stabilizing chip U5 after the normally opened contact K-2 of relay K is connected, N pole is connected with the cathode output end of diode rectifier U4.P pole with diode D13 after adjustable resistance R59, the N pole of diode D17 is connected, P pole with Zener diode D14 after resistance R56, P pole is connected.
Meanwhile, one end of resistance R57 is connected with the P pole of diode D17, the other end is connected with the emitter stage of audion VT8.The negative pole of polar capacitor C25 N pole with diode D13 after resistance R60 is connected, positive pole emitter stage with audion VT8 after resistance R62 is connected.One end of adjustable resistance R61 is connected with the N pole of diode D13, the other end is connected with the colelctor electrode of audion VT8.
The IN pin of described voltage stabilizing chip U cathode output end with diode rectifier U4 after the normally opened contact K-1 of relay K is connected, and the EN pin of its voltage stabilizing chip U5 is connected with the adjustable end of adjustable resistance R59；The base stage of described audion VT8 is connected with the N pole of diode D16；The emitter stage of described audion VT8 is connected with the VSS-pin of FM8PE59B single-chip microcomputer.
During operation, the adjustable voltage-regulating ic circuit formed by TH78H5 integrated chip U2 in adjustable voltage-regulating ic current foldback circuit, the adjustable extent of this circuit is big, outputting current steadily, peripheral cell are few, without advantages such as debugging.Meanwhile, TWH8751 integrated chip U3 forming overload protecting circuit, the voltage x current exporting the current rectifying and wave filtering circuit in adjustable voltage-regulating ic current foldback circuit is protected.This adjustable voltage-regulating ic current foldback circuit is when normal; the normally opened contact K-1 of relay K and normally opened contact K-2 adhesive; when there is loading short circuit in adjustable voltage-regulating ic circuit; the normally opened contact K-1 and normally opened contact K-2 of relay K disconnects; cut off the working power of TH78H5 integrated chip U2, reach to protect the purpose of control chip.Thus this adjustable voltage-regulating ic current foldback circuit ensure that the reliability and stability of work of the present invention.
According to above-described embodiment, can well realize the present invention.

Claims (10)

1. one kind Radix Ophiopogonis medical material many processing of circuit formula dry energy conserving system, it is characterised in that main by temperature Degree compensation device, baking air channel (1), it is arranged on the wind inlet channel (2) of baking air channel (1) top, arranges At the dehumidifier (3) of wind inlet channel (2) air inlet, it is arranged on taking out at wind inlet channel (2) air outlet Blower fan (4), is arranged on the netted stoving rack (6) of inner bottom surface of baking air channel (1), and be arranged on into Heater (5) composition at middle part, wind air channel (2)；The air inlet of described wind inlet channel (2) and air outlet All it is connected with baking air channel (1)；Described temperature compensation means by control system (71), and all with control Heating element (72) and aerator (73) that system processed (71) is connected form；Described control system (71) By control chip, the AD conversion signal processing circuit being all connected with control chip, inductance step-down constant current Drive circuit, adjustable voltage-regulating ic current foldback circuit, data storage, buzzer, display and keyboard, The power supply being connected with adjustable voltage-regulating ic current foldback circuit, is connected with AD conversion signal processing circuit Processes temperature signal circuit, and temperature sensor (74) group being connected with processes temperature signal circuit Become；Described control chip is connected with aerator (73)；Described processes temperature signal circuit by input with The signal receiving circuit that temperature sensor (74) is connected, and the outfan of input and signal receiving circuit The signal filtering amplifying circuit being connected；The outfan of described signal filtering amplifying circuit and AD conversion signal Process circuit is connected；Described signal receiving circuit is by amplifier P4, amplifier P5, and positive pole is through resistance R38 Afterwards the positive pole with amplifier P be connected, negative pole as the polar capacitor C16 of the input of signal receiving circuit, N pole outfan with amplifier P4 after resistance R42 is connected, P pole after resistance R41 with amplifier P The diode D10 that is connected of positive pole, negative pole outfan with amplifier P4 after resistance R40 is connected, The polar capacitor C17 that positive pole negative pole with amplifier P4 after resistance R39 is connected, one end and amplifier The resistance R43 that the outfan of P4 is connected, the other end is connected with the positive pole of amplifier P5, negative pole and amplification The polarity electricity that the negative pole of device P5 is connected, positive pole outfan with amplifier P5 after resistance R45 is connected Hold C18, and N pole is connected with the outfan of amplifier P5, P pole after resistance R46 with amplifier The diode D11 composition that the negative pole of P5 is connected；The minus earth of described amplifier P5, its outfan with The outfan of amplifier P4 is collectively forming the outfan of signal receiving circuit.
One medical material Radix Ophiopogonis many processing of circuit formula the most according to claim 1 dries energy conserving system, It is characterized in that, described signal filtering amplifying circuit by audion VT6, amplifier P6, audion VT7, Positive pole is sequentially connected through resistance R47 outfan with amplifier P4 after resistance R44, negative pole is through resistance The polar capacitor C19 that after R48, colelctor electrode with audion VT6 is connected, negative pole is launched with audion VT7 Pole is connected, positive pole is sequentially connected through adjustable resistance R49 base stage with audion VT6 after resistance R51 Polar capacitor C20, negative pole positive pole with amplifier P6 after resistance R54 is connected, positive pole is through resistance Polar capacitor C21, P pole that after R50, junction point with adjustable resistance R49 with resistance R51 is connected and pole The positive pole of property electric capacity C21 is connected, N pole emitter stage with audion VT6 after resistance R52 is connected Diode D12, and one end is connected with the N pole of diode D12.The other end is negative with amplifier P6's The resistance R53 composition that pole is connected；The grounded collector of described audion VT6；Described audion VT7 Base stage be connected with the outfan of amplifier P5, the grounded collector of this audion VT7；Described amplifier The outfan of P6 is as the outfan of signal filtering amplifying circuit.
One medical material Radix Ophiopogonis many processing of circuit formula the most according to claim 2 dries energy conserving system, It is characterized in that, described AD conversion signal processing circuit is connected with processes temperature signal circuit by input Circuit for signal conditioning, the signaling conversion circuit being connected with the output of circuit for signal conditioning with input form； The outfan of described signaling conversion circuit is connected with control chip；Described circuit for signal conditioning by amplifier P1, Amplifier P2, positive pole is connected with the positive pole of amplifier P1, negative pole as circuit for signal conditioning input also Polar capacitor C9, the N pole being connected with the outfan of amplifier P6 after resistance R23 with amplifier P1's The diode D6 that outfan is connected, P pole positive pole with amplifier P1 after resistance R22 is connected, negative Pole outfan with amplifier P1 after resistance R24 is connected, positive pole is connected with the negative pole of amplifier P1 Polar capacitor C10, and negative pole outfan with amplifier P2 after resistance R26 is connected, positive pole warp The polar capacitor C11 composition that after resistance R25, negative pole with amplifier P2 is connected；Described amplifier P1's Negative pole is connected with the positive pole of amplifier P2, and the outfan of this amplifier P1 is with the outfan of amplifier P2 altogether With the outfan forming circuit for signal conditioning；The minus earth of described amplifier P2.
One medical material Radix Ophiopogonis many processing of circuit formula the most according to claim 3 dries energy conserving system, It is characterized in that, described signaling conversion circuit is by conversion chip U2, amplifier P3, audion VT4, three poles Pipe VT5, field effect transistor MOS2, N pole base stage with audion VT4 after resistance R27 is connected, P The base stage of the diode D7 that pole is connected with the OUT pin of conversion chip U2, negative pole and audion VT5 Be connected, polar capacitor C12 that positive pole is connected with the emitter stage of audion VT4, one end and audion VT5 The resistance R29 that base stage is connected, the other end is connected with the OUT pin of conversion chip U2, negative pole warp After resistance R37 the grid with field effect transistor MOS2 be connected, positive pole after resistance R28 with audion VT4 Polar capacitor C15, the P pole that is connected of colelctor electrode after resistance R36 with the colelctor electrode phase of audion VT5 The diode D8 that connection, N pole are connected with the VREF pin of conversion chip U2 after resistance R35, negative Pole emitter stage with audion VT5 after resistance R30 is connected, positive pole after resistance R33 with conversion chip Polar capacitor C13, the P pole that the CS pin of U2 is connected after resistance R34 with polar capacitor C13 just The diode D9 that pole is connected, N pole is connected with the source electrode of field effect transistor MOS2, one end and conversion chip The adjustable resistance R31 that the VREF pin of U2 is connected, the other end is connected with the positive pole of polar capacitor C13, And negative pole SW pin with conversion chip U2 after resistance R32 is connected, positive pole is with amplifier P3's The polar capacitor C14 composition that negative pole is connected；The CLCK pin of described conversion chip U2 and DATA pipe Foot outfan with amplifier P1 respectively is connected, the GND pin ground connection of this conversion chip U2；Described The colelctor electrode of audion VT5 is connected with the positive pole of polar capacitor C15；The positive pole of described amplifier P3 with The drain electrode of field effect transistor MOS2 is connected, and the outfan of this amplifier P3 is as the output of signaling conversion circuit End；Described conversion chip U2 is the integrated chip of TCL548.
One medical material Radix Ophiopogonis many processing of circuit formula the most according to claim 4 dries energy conserving system, It is characterized in that, the inductance that described inductance step-down constant current drive circuit is connected with control chip by input Buffer circuit, the driving regulation circuit that input is connected with the outfan of inductance buffer circuit, and input The primary side feedback formula constant-current circuit composition that the outfan held and drive regulation circuit is connected；Described former limit is trans The outfan of feedback constant-current circuit is connected with heating element (72)；Described inductance buffer circuit by audion VT1, Audion VT2, audion VT3, positive pole base stage with audion VT1 after inductance L is connected, negative pole The polar capacitor C1 being sequentially connected through resistance R1 base stage with audion VT2 after resistance R4, positive pole Be connected with the junction point of resistance R1 with resistance R4, negative pole after resistance R10 with the transmitting of audion VT3 The polar capacitor C3 that pole is connected, one end is connected with the base stage of audion VT1, the other end and polar capacitor The resistance R2 that the positive pole of C3 is connected, one end is connected with the emitter stage of audion VT2, the other end and three Resistance R6, the N pole that the emitter stage of pole pipe VT3 is connected is connected with the base stage of audion VT3, P pole warp The diode D2 that after resistance R5, colelctor electrode with audion VT2 is connected, and P pole is sequentially through resistance After R13 and resistance R3 the emitter stage with audion VT1 be connected, the colelctor electrode of N pole and audion VT3 It is collectively forming the diode D1 composition of the outfan of inductance buffer circuit；The colelctor electrode of described audion VT1 The negative pole of ground connection, its base stage and polar capacitor C1 is collectively forming the input of inductance buffer circuit.
One medical material Radix Ophiopogonis many processing of circuit formula the most according to claim 5 dries energy conserving system, It is characterized in that, described driving regulates circuit by driving chip U1, field effect transistor MOS1, P pole and driving The FB pin of chip U1 is connected, N pole colelctor electrode with audion VT3 after resistance R11 is connected Diode D3, one end is connected with the VDD pin of driving chip U1, the other end and audion VT3 The resistance R14 that colelctor electrode is connected, positive pole CS pin with driving chip U1 after resistance R19 is connected, The polar capacitor C6 that negative pole colelctor electrode with audion VT3 after resistance R15 is connected, positive pole is through resistance After R21 the source electrode with field effect transistor MOS1 be connected, negative pole after resistance R20 with polar capacitor C6's The polar capacitor C7 that negative pole is connected, and N pole after resistance R18 with the grid of field effect transistor MOS1 Be connected, Zener diode D4 that P pole is connected with the GD pin of driving chip U1 composition；Described drive The GND pin ground connection of dynamic chip U1, its INV pin is connected with the N pole of diode D1, simultaneously its The drain electrode of COMP pin and field effect transistor MOS1 is collectively forming the outfan driving regulation circuit；Described pole The minus earth of property electric capacity C7.
One medical material Radix Ophiopogonis many processing of circuit formula the most according to claim 6 dries energy conserving system, It is characterized in that, described primary side feedback formula Constant Electric Current routing transformer T, positive pole after resistance R7 with transformator The non-same polarity of T former limit inductance coil is connected, negative pole sequentially after resistance R8 and resistance R9 with drive core The polar capacitor C2 that the COMP pin of sheet U1 is connected, positive pole is limit former with transformator T after resistance R12 The polar capacitor C8 that the Same Name of Ends of inductance coil is connected, negative pole is connected with the drain electrode of field effect transistor MOS1, Positive pole is connected with the Same Name of Ends of transformator T secondary inductance coil, negative pole and transformator T secondary inductance coil The polar capacitor C4 that is connected of non-same polarity, one end is connected with the positive pole of polar capacitor C4, the other end The resistance R17 being connected with the negative pole of polar capacitor C4, positive pole is connected with the positive pole of polar capacitor C4, The polar capacitor C5 that negative pole is connected with the negative pole of polar capacitor C4, and P pole after resistance R16 with pole Property electric capacity C4 the diode D5 that positive pole is connected, N pole is connected with the positive pole of polar capacitor C5 composition； The Same Name of Ends of described transformator T secondary inductance coil and non-same polarity are collectively forming primary side feedback formula constant-current circuit Outfan；Described driving chip U1 is the integrated chip of CL1100.
One medical material Radix Ophiopogonis many processing of circuit formula the most according to claim 7 dries energy conserving system, It is characterized in that, the rectification filter that described adjustable voltage-regulating ic current foldback circuit is connected with power supply by input Wave circuit, the adjustable voltage-regulating ic circuit being connected with current rectifying and wave filtering circuit, and electric with rectifying and wave-filtering respectively The overload protecting circuit composition that road is connected with adjustable voltage-regulating ic circuit；Described adjustable voltage-regulating ic circuit Outfan is connected with control chip；Described current rectifying and wave filtering circuit by diode rectifier U4, and positive pole with The cathode output end of diode rectifier U4 is connected, the cathode output end of negative pole and diode rectifier U4 The polar capacitor C22 composition being connected；The input of described diode rectifier U4 is connected with power supply；Institute The cathode output end stating diode rectifier U4 is connected with adjustable voltage-regulating ic circuit, this diode rectifier The cathode output end of U4 is connected with adjustable voltage-regulating ic circuit and overload protecting circuit the most respectively.
One medical material Radix Ophiopogonis many processing of circuit formula the most according to claim 8 dries energy conserving system, It is characterized in that, described overload protecting circuit by protecting chip U3, field effect transistor MOS3, relay K, N pole after resistance R66 with protection chip U3 VDD pin be connected, P pole after resistance R55 with two The diode D15 that the cathode output end of pole pipe commutator U4 is connected, positive pole after resistance R63 with diode The polarity that P pole is connected, negative pole is connected with the drain electrode of field effect transistor MOS3 after resistance R65 of D15 Electric capacity C24, negative pole is connected with the P pole of diode D15, positive pole after resistance R67 with protection chip U3 The polar capacitor C23 that is connected of VDD pin, negative pole after resistance R69 with the source of field effect transistor MOS3 The polar capacitor that pole is connected, positive pole is connected with the VDD pin protecting chip U3 after resistance R68 C26, and P pole IN pin with protection chip U3 after resistance R64 is connected, N pole is as overload The diode D16 composition of the outfan of protection circuit；The ST pin of described protection chip U3 and polar capacitor The positive pole of C26 is connected, and the OUT pin of this protection chip U3 is connected with the grid of field effect transistor MOS3 Connect；Described relay K is then serially connected between the grid of field effect transistor MOS3 and drain electrode；
Described adjustable voltage-regulating ic circuit is by voltage stabilizing chip U5, and audion VT8, P pole is after resistance R58 Be connected with voltage stabilizing chip U5OUT pin, N pole is collectively forming can assemble with the emitter stage of audion VT8 Become diode D13, the P pole of outfan of mu balanced circuit after the normally opened contact K-2 of relay K with voltage stabilizing The RP pin of chip U5 is connected, N pole is steady with what the cathode output end of diode rectifier U4 was connected Pressure diode D14, P pole with diode D13 after adjustable resistance R59, N pole is connected, P pole is through electricity The diode D17 being connected with the P pole of Zener diode D14 after resistance R56, one end is with diode D17's The resistance R57 that P pole is connected, the other end is connected with the emitter stage of audion VT8, negative pole is through resistance R60 Be connected with the N pole of diode D13 afterwards, positive pole after resistance R62 with the emitter stage phase of audion VT8 The polar capacitor C25 connected, and one end is connected with the N pole of diode D13, the other end and audion The adjustable resistance R61 composition that the colelctor electrode of VT8 is connected；The IN pin of described voltage stabilizing chip U is through relay After the normally opened contact K-1 of device K, the cathode output end with diode rectifier U4 is connected, its voltage stabilizing chip The EN pin of U5 is connected with the adjustable end of adjustable resistance R59；The base stage of described audion VT8 and two poles The N pole of pipe D16 is connected；Described voltage stabilizing chip U5 is the integrated chip of TH78H5；Described protection chip U3 is the integrated chip of TWH8751.
One medical material Radix Ophiopogonis many processing of circuit formula the most according to claim 9 dries energy conserving system, It is characterized in that, described heater (5) is heat pump, and the unit (51) of this heat pump is positioned at wind inlet channel (2) outside, its condensing tube (52) is then arranged on the inside of wind inlet channel (2)；Described condensing tube (52) in inside undulate or the helix shape of wind inlet channel (2)；Described heat pump be air heat pump, Water resource heat pump or earth source heat pump；The circular port that mesh is a diameter of 1～1.5cm of described netted stoving rack (6).
CN201610270951.XA 2016-04-27 2016-04-27 Multi-circuit processing type drying energy-saving system for radix ophiopogonis medicinal material Withdrawn CN105953537A (en)

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Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0937955A1 (en) * 1998-02-19 1999-08-25 Dietrich Schröck Radiant heat drying system
CN101149471A (en) * 2007-10-31 2008-03-26 中国科学院国家天文台南京天文光学技术研究所 Heavy caliber astronomical telescope azimuth axis arc movement control system
CN103983091A (en) * 2014-05-08 2014-08-13 南京中医药大学 High-voltage electric field and hot air combined drying device
CN204854287U (en) * 2015-07-13 2015-12-09 四川蓉幸实业有限公司 Mosquito -repellent incense baking system
CN105334890A (en) * 2015-11-30 2016-02-17 成都聚汇才科技有限公司 Dryer temperature control system based on bridge type filter circuit
CN105353799A (en) * 2015-12-08 2016-02-24 成都捷冠科技有限公司 Intelligent paint dryer temperature-control system based on A/D converting circuit

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0937955A1 (en) * 1998-02-19 1999-08-25 Dietrich Schröck Radiant heat drying system
CN101149471A (en) * 2007-10-31 2008-03-26 中国科学院国家天文台南京天文光学技术研究所 Heavy caliber astronomical telescope azimuth axis arc movement control system
CN103983091A (en) * 2014-05-08 2014-08-13 南京中医药大学 High-voltage electric field and hot air combined drying device
CN204854287U (en) * 2015-07-13 2015-12-09 四川蓉幸实业有限公司 Mosquito -repellent incense baking system
CN105334890A (en) * 2015-11-30 2016-02-17 成都聚汇才科技有限公司 Dryer temperature control system based on bridge type filter circuit
CN105353799A (en) * 2015-12-08 2016-02-24 成都捷冠科技有限公司 Intelligent paint dryer temperature-control system based on A/D converting circuit

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