阅读说明：本技术 基于单片机精准温侧的农用型智能烘烤设备 (Agricultural intelligent baking equipment based on accurate temperature side of singlechip ) 是由 白科毅 于 2018-07-30 设计创作，主要内容包括：本发明公开基于单片机精准温侧的农用型智能烘烤设备,解决现有技术烘干效率低、烘干效果差、湿度监测数据因环境温度产生漂移误差大、温度测量浪费能源及使用麻烦的问题。本发明包括烘烤设备主体,进料口,出料口,传送架,位于烘烤设备主体外侧并与烘烤设备主体连通的热风机和排风机；传送架的两端均设有导向轮,传送架上设有传送带,传送带在导向轮的作用下周而复始转动以实现被干燥农产品的传送,传送架上表面上设有振动带,传送带两侧设有防止农产品在传送烘干过程中掉落至烘烤设备主体底部的挡片；烘烤设备主体内壁上设温测量装置和湿度传感器,湿度传感器上连接有温度补偿电路,外侧壁上设微处理器。本发明使用方便,烘干效率高、效果好。(The invention discloses agricultural intelligent baking equipment based on a single-chip microcomputer accurate temperature side, and solves the problems that in the prior art, the drying efficiency is low, the drying effect is poor, the drift error of humidity monitoring data caused by the ambient temperature is large, the energy is wasted in temperature measurement, and the use is troublesome. The invention comprises a baking equipment main body, a feeding hole, a discharging hole, a conveying frame, a hot air blower and an exhaust fan, wherein the hot air blower and the exhaust fan are positioned outside the baking equipment main body and are communicated with the baking equipment main body; guide wheels are arranged at two ends of the conveying frame, a conveying belt is arranged on the conveying frame, the conveying belt rotates repeatedly under the action of the guide wheels to convey dried agricultural products, a vibrating belt is arranged on the upper surface of the conveying frame, and blocking pieces for preventing the agricultural products from falling to the bottom of the baking equipment main body in the conveying and drying process are arranged at two sides of the conveying belt; the inner wall of the baking equipment main body is provided with a temperature measuring device and a humidity sensor, the humidity sensor is connected with a temperature compensation circuit, and the outer side wall is provided with a microprocessor. The invention has the advantages of convenient use, high drying efficiency and good effect.)

1. Agricultural type intelligence toasts equipment based on accurate temperature side of singlechip, its characterized in that: the baking equipment comprises a closed square baking equipment main body (1), a feed inlet (2) and a discharge outlet (3) which are respectively arranged at the top and the lower part of the baking equipment main body (1), five layers of conveying frames (4) which are arranged in the square baking equipment main body (1) and are sequentially distributed from top to bottom, an air heater (8) and an exhaust fan (9) which are positioned at the outer side of the baking equipment main body (1) and are communicated with the baking equipment main body (1); guide wheels (5) are arranged at two ends of each conveying frame (4), a conveying belt (6) used for conveying dried agricultural products is arranged on each layer of conveying frame (4), the conveying belts (6) rotate repeatedly under the action of the guide wheels (5) to convey the dried agricultural products, a vibration belt (7) in contact with the conveying belts (6) is arranged on the upper surface of each conveying frame (4), the rotating directions of the guide wheels (5) arranged on the first, third and fifth layers of conveying frames (4) are opposite to the rotating directions of the guide wheels (5) arranged on the second and fourth layers of conveying frames (4), the first, third and fifth layers of conveying frames (4) are arranged in a staggered mode with the second and fourth layers of conveying frames (4), and blocking pieces (10) used for preventing the agricultural products from falling and being baked to the bottom of the equipment main body (1) in the conveying and drying processes are arranged on two sides of the conveying belts (6); the baking equipment comprises a baking equipment body (1), wherein a temperature measurer (13) and a humidity sensor (11) which are used for monitoring the temperature and the humidity in the baking equipment body (1) respectively are arranged on the inner wall of the baking equipment body (1), a microprocessor (12) which is simultaneously connected with an air heater (8), an exhaust fan (9), the temperature measurer (13) and the humidity sensor (11) is arranged on the outer side wall of the baking equipment body (1), the temperature measurer (13) comprises a temperature measurer body and a temperature measuring circuit arranged in the temperature measurer body, and the temperature measuring circuit comprises a power supply VCC, a resistor R7, a resistor R8, a light emitting triode Q, a capacitor C, a display and an AT89C2051 single chip microcomputer with a built-in comparator; the resistor R7, the resistor R8, the display and the AT89C2051 singlechip are all connected with a power supply VCC; the resistor R8 is connected with a P1.0 port of the AT89C2051 singlechip, one end of the capacitor C is connected with the resistor R8, and the other end of the capacitor C is grounded; the base electrode of the triode Q is simultaneously connected with a P1.1 port of the AT89C2051 singlechip and a resistor R7, the collector electrode of the triode Q is connected with a resistor R7, and the emitter electrode of the triode Q is grounded; the display and the microprocessor (12) are respectively connected with an AT89C2051 singlechip; the humidity sensor (11) is connected with a temperature compensation circuit, the temperature compensation circuit comprises a first resistor R1, a second resistor R2, a third resistor R3, a potentiometer WZ, a post-stage amplifier U1 and a diode D1 used for temperature compensation, a negative electrode interface of the humidity sensor (11) is connected with the first resistor R1 and the potentiometer WZ which are connected in series, a positive electrode interface of the humidity sensor (11) is connected with the second resistor R2 and the third resistor R3 which are connected in parallel, the diode D1 is connected with the second resistor R2 in series, a non-inverting input end of the post-stage amplifier U1 is connected with the humidity sensor (11), an inverting input end of the post-stage amplifier U1 is connected with the potentiometer WZ and the second resistor R2, and an output end of the post-stage amplifier U1 is connected with a filter circuit; the temperature compensation circuit further comprises a fourth resistor R4, a fifth resistor R5 and a sixth resistor R6, wherein the fourth resistor R4 is connected between the humidity sensor (11) and the non-inverting input end of the post-stage amplifier U1, the fifth resistor R5 is connected between the potentiometer WZ, the second resistor R2 and the inverting input end of the post-stage amplifier U1, and two ends of the sixth resistor R6 are respectively connected with the output end of the post-stage amplifier U1 and the inverting input end of the post-stage amplifier U1.

2. The agricultural intelligent baking equipment based on the accurate warm side of the single chip microcomputer according to claim 1, characterized in that: the hot air blower (8) is positioned at the lower part of the outer side of the baking equipment main body (1).

3. The agricultural intelligent baking equipment based on the accurate temperature side of singlechip of claim 2, characterized in that: the exhaust fan (9) is positioned at the upper part of the outer side of the baking equipment main body (1).

4. The agricultural intelligent baking equipment based on the accurate temperature side of singlechip as claimed in claim 3, characterized in that: the feed inlet (2) is positioned right above the left end of the first layer of conveying frame (4).

5. The agricultural intelligent baking equipment based on the accurate warm side of singlechip of claim 4, characterized in that: and the discharge port (3) is positioned right below the right end of the fifth layer conveying frame (4).

6. The agricultural intelligent baking equipment based on the accurate temperature side of singlechip of claim 5, characterized in that: the conveyor belt (6) is a stainless steel wire conveyor belt.

7. The agricultural intelligent baking equipment based on the accurate warm side of singlechip of claim 6, characterized in that: the microprocessor (12) is an i76700k type processor.

Technical Field

The invention relates to the field of agricultural machinery, in particular to agricultural intelligent baking equipment based on a single-chip microcomputer accurate temperature side.

Background

At present, the sunning processing of agricultural product still adopts traditional sunshine to shine in rural many places, the method of natural air-drying, it is not only inefficient to adopt the natural sunning, but also cause secondary pollution to agricultural product easily, thereby influence the agricultural product quality, can't satisfy modern agriculture industry's demand, agricultural product drops to the baking equipment bottom easily in stoving data send process, it brings the trouble to collect the medicinal material, prior art all leans on manual operation, waste time and energy, humidity monitoring data produces drift error because of ambient temperature big, the extravagant energy of temperature measurement.

Disclosure of Invention

The technical problem to be solved by the invention is as follows: the utility model provides an agricultural type intelligence toasts equipment based on accurate temperature side of singlechip, solves prior art drying efficiency low, the stoving effect is poor, humidity monitoring data produces drift error big, the extravagant energy of temperature measurement and use trouble problem because of ambient temperature.

In order to achieve the purpose, the technical scheme adopted by the invention is as follows:

the agricultural intelligent baking equipment based on the accurate temperature side of the single chip microcomputer comprises a closed square baking equipment main body, a feeding port and a discharging port which are respectively arranged at the top and the lower part of the baking equipment main body, five layers of conveying frames which are arranged in the square baking equipment main body and are sequentially distributed from top to bottom, and a hot air blower and an exhaust fan which are positioned at the outer side of the baking equipment main body and are communicated with the baking equipment main body; guide wheels are arranged at two ends of the conveying frame, a conveying belt used for conveying the dried agricultural products is arranged on each layer of the conveying frame, the conveying belt rotates repeatedly under the action of the guide wheels to convey the dried agricultural products, a vibration belt in contact with the conveying belt is arranged on the upper surface of the conveying frame, the rotating direction of the guide wheels arranged on the first, third and fifth layers of the conveying frames is opposite to the rotating direction of the guide wheels arranged on the second and fourth layers of the conveying frames, the first, third and fifth layers of the conveying frames are arranged in a staggered mode with the second and fourth layers of the conveying frames, and blocking pieces used for preventing the agricultural products from falling to the bottom of the baking equipment main body in the conveying and drying processes are arranged on two sides of the conveying belt; the temperature measuring device comprises a temperature measuring device body and a temperature measuring circuit, wherein the temperature measuring device and the humidity sensor are respectively used for monitoring the temperature and the humidity in the baking equipment body, the microprocessor which is simultaneously connected with the air heater, the exhaust fan, the temperature measuring device and the humidity sensor is arranged on the outer side wall of the baking equipment body, the temperature measuring device comprises a temperature measuring device body and a temperature measuring circuit which is arranged in the temperature measuring device body, and the temperature measuring circuit comprises a power supply VCC, a resistor R7, a resistor R8, a light emitting triode Q, a capacitor C, a display and an AT89C2051 single chip microcomputer which is internally provided with a comparator; the resistor R7, the resistor R8, the display and the AT89C2051 singlechip are all connected with a power supply VCC; the resistor R8 is connected with a P1.0 port of the AT89C2051 singlechip, one end of the capacitor C is connected with the resistor R8, and the other end of the capacitor C is grounded; the base electrode of the triode Q is simultaneously connected with a P1.1 port of the AT89C2051 singlechip and a resistor R7, the collector electrode of the triode Q is connected with a resistor R7, and the emitter electrode of the triode Q is grounded; the display and the microprocessor are respectively connected with an AT89C2051 singlechip; the humidity sensor is connected with a temperature compensation circuit, the temperature compensation circuit comprises a first resistor R1, a second resistor R2, a third resistor R3, a potentiometer WZ, a post-stage amplifier U1 and a diode D1 used for temperature compensation, a negative electrode interface of the humidity sensor is connected with the first resistor R1 and the potentiometer WZ which are connected in series, a positive electrode interface of the humidity sensor is connected with the second resistor R2 and the third resistor R3 which are connected in parallel, the diode D1 is connected with a second resistor R2 in series, a non-inverting input end of the post-stage amplifier U1 is connected with the humidity sensor, an inverting input end of the post-stage amplifier U1 is connected with the potentiometer WZ and the second resistor R2, and an output end of the post-stage amplifier U1 is connected with a filter circuit; the temperature compensation circuit further comprises a fourth resistor R4, a fifth resistor R5 and a sixth resistor R6, wherein the fourth resistor R4 is connected between the humidity sensor and the non-inverting input end of the post-stage amplifier U1, the fifth resistor R5 is connected between the potentiometer WZ, the second resistor R2 and the inverting input end of the post-stage amplifier U1, and two ends of the sixth resistor R6 are respectively connected with the output end of the post-stage amplifier U1 and the inverting input end of the post-stage amplifier U1.

Further, the hot air blower is positioned at the lower part of the outer side of the baking equipment main body.

Further, the exhaust fan is positioned at the upper part of the outer side of the baking equipment main body.

Further, the feed inlet is located right above the left end of the first layer of conveying frame.

Further, the discharge hole is positioned right below the right end of the fifth layer conveying frame.

Further, the conveyor belt is a stainless steel wire conveyor belt.

Further, the microprocessor is an i76700k type processor.

Compared with the prior art, the invention has the following beneficial effects:

the drying device has the advantages of simple structure, scientific and reasonable design, convenience in use, high drying efficiency and good drying effect, and the cleaned agricultural products are dried in the closed baking equipment main body by using the hot air blower; meanwhile, the vibrating belt is arranged on the conveying frame, agricultural products to be dried on the conveying belt can be turned over through vibration of the vibrating belt in the drying process, so that the drying efficiency is effectively improved, the agricultural products to be dried on the conveying belt are effectively prevented from being bonded on the conveying belt, and the trouble of manually taking off the agricultural products bonded on the conveying belt is avoided; the blocking pieces are arranged on the two sides of the conveying belt, so that agricultural products can be effectively prevented from falling to the bottom of the baking equipment main body in the conveying and drying process, the bottom of the baking equipment main body can be effectively kept clean, and the labor intensity of workers is greatly reduced; through establishing temperature measurement ware and humidity transducer in toasting the equipment main part, can monitor the temperature and humidity in toasting the equipment main part in real time, microprocessor receives the signal that temperature measurement ware and humidity transducer monitored and handles and control the operation of air heater and exhaust fan, has realized automatic stoving to can accurate control stoving rhythm, further improve drying efficiency. The temperature measuring circuit of the invention utilizes the temperature characteristic and the RC integral characteristic of the triode, obtains the corresponding relation between the temperature of the triode and the RC charging time through the processing of the AT89C2051 singlechip, and changes the temperature measurement into the time measurement so as to obtain the temperature data, thus well reducing the power consumption and reducing the cost input; the humidity sensor is provided with the temperature compensation circuit, and the temperature compensation circuit eliminates the influence of temperature drift of the sensor, so that the measurement result is more accurate.

Drawings

FIG. 1 is a schematic view of the structure of the present invention.

FIG. 2 is a schematic view of the conveyor belt of the present invention.

FIG. 3 is a schematic circuit diagram of the temperature measurement circuit of the present invention.

FIG. 4 is a schematic circuit diagram of the temperature compensation circuit of the present invention.

Wherein, the names corresponding to the reference numbers are:

1-baking equipment main body, 2-feeding hole, 3-discharging hole, 4-conveying frame, 5-guide wheel, 6-conveying belt, 7-vibrating belt, 8-hot air blower, 9-exhaust fan, 10-baffle, 11-humidity sensor, 12-microprocessor and 13-temperature measurer.

Detailed Description

The present invention will be further described with reference to the following description and examples, which include but are not limited to the following examples.

As shown in figures 1-4, the agricultural intelligent baking equipment based on the accurate temperature side of the single chip microcomputer is simple in structure, scientific and reasonable in design and convenient to use, and cleaned agricultural products are dried in the closed baking equipment body through the air heater. The invention comprises a closed square baking device body 1, a feed inlet 2 and a discharge outlet 3 which are respectively arranged at the top and the lower part of the baking device body 1, five layers of conveying frames 4 which are arranged in the square baking device body 1 and are sequentially distributed from top to bottom, and an air heater 8 and an exhaust fan 9 which are positioned at the outer side of the baking device body 1 and are communicated with the baking device body 1.

The both ends of transfer rack 4 all are equipped with leading wheel 5, every layer all be equipped with the conveyer belt 6 that is used for conveying by dry agricultural product on transfer rack 4, conveyer belt 6 is under the effect of leading wheel 5 and all rotates in order to realize by the conveying of dry agricultural product, 6 both sides of conveyer belt are equipped with the separation blade 10 that prevents agricultural product and drop to toast equipment main part 1 bottom in the conveying stoving process, be equipped with vibration area 7 that contacts with conveyer belt 6 on transfer rack 4, the direction of rotation of leading wheel 5 that establishes on first, third and the five-layer transfer rack 4 is opposite with the direction of rotation of leading wheel 5 that establishes on second, the four-layer transfer rack 4, first, third and five-layer transfer rack 4 and second, four-layer transfer rack 4 dislocation order. After the conveying frames 4 are installed, the left ends of the first, third and fifth conveying frames 4 are protruded, and the right ends of the second and fourth conveying frames 4 are protruded, so that the agricultural products enter the conveying belt 6 on the first conveying frame 4 from the feed port 2 and then sequentially pass through the conveying belt 6 on the second conveying frame 4, the conveying belt 6 on the third conveying frame 4, the conveying belt 6 on the fourth conveying frame 4 and the conveying belt 6 on the fifth conveying frame 4, and finally fall to a discharge port to be discharged; the baking equipment comprises a baking equipment body 1, and is characterized in that a temperature measurer 13 and a humidity sensor 11 which are respectively used for monitoring the temperature and the humidity in the baking equipment body 1 are arranged on the inner wall of the baking equipment body 1, a microprocessor 12 which is simultaneously connected with an air heater 8, an exhaust fan 9, the temperature measurer 13 and the humidity sensor 11 is arranged on the outer side wall of the baking equipment body 1, the temperature measurer 13 comprises a temperature measurer body and a temperature measuring circuit which is arranged in the temperature measurer body, and the temperature measuring circuit comprises a power supply VCC, a resistor R7, a resistor R8, a light emitting triode Q, a capacitor C, a display and an AT89C2051 single chip microcomputer with a built-in comparator; the resistor R7, the resistor R8, the display and the AT89C2051 singlechip are all connected with a power supply VCC; the resistor R8 is connected with a P1.0 port of the AT89C2051 singlechip, one end of the capacitor C is connected with the resistor R8, and the other end of the capacitor C is grounded; the base electrode of the triode Q is simultaneously connected with a P1.1 port of the AT89C2051 singlechip and a resistor R7, the collector electrode of the triode Q is connected with a resistor R7, and the emitter electrode of the triode Q is grounded; the display and the microprocessor (12) are respectively connected with an AT89C2051 singlechip; the humidity sensor 11 is connected with a temperature compensation circuit, the temperature compensation circuit comprises a first resistor R1, a second resistor R2, a third resistor R3, a potentiometer WZ, a post-stage amplifier U1 and a diode D1 used for temperature compensation, a negative electrode interface of the humidity sensor 11 is connected with the first resistor R1 and the potentiometer WZ which are connected in series, a positive electrode interface of the humidity sensor 11 is connected with the second resistor R2 and the third resistor R3 which are connected in parallel, the diode D1 is connected with a second resistor R2 in series, a non-inverting input end of the post-stage amplifier U1 is connected with the humidity sensor 11, an inverting input end of the post-stage amplifier U1 is connected with the potentiometer WZ and the second resistor R2, and an output end of the post-stage amplifier U1 is connected with a filter circuit; the temperature compensation circuit further comprises a fourth resistor R4, a fifth resistor R5 and a sixth resistor R6, wherein the fourth resistor R4 is connected between the humidity sensor 11 and the non-inverting input end of the post-stage amplifier U1, the fifth resistor R5 is connected between the potentiometer WZ, the second resistor R2 and the inverting input end of the post-stage amplifier U1, and two ends of the sixth resistor R6 are respectively connected with the output end of the post-stage amplifier U1 and the inverting input end of the post-stage amplifier U1.

The temperature measuring circuit of the invention utilizes the temperature characteristic and the RC integral characteristic of the triode, obtains the corresponding relation between the temperature of the triode and the RC charging time through the processing of the AT89C2051 singlechip, and changes the temperature measurement into the time measurement so as to obtain the temperature data, thus well reducing the power consumption and reducing the cost input.

The air heater 8 is located toasts 1 outside lower part of equipment main part, the exhaust fan 9 is located toasts 1 outside upper portion of equipment main part, feed inlet 2 is located directly over 4 left ends of first layer conveying frame, discharge gate 3 is located under 4 right-hand members of fifth layer conveying frame, conveyer belt 6 is the stainless steel wire conveyer belt, microprocessor 12 is i76700k type treater.

Compared with the prior art, the invention adopts sunlight airing, not only improves the drying efficiency, greatly reduces the occupied space of the agricultural products in the airing process, but also avoids the situation that the agricultural products are easy to be polluted again in the airing process; simultaneously, establish the vibration area on the conveying frame, vibrations through the vibration area at the in-process of drying can realize treating the agricultural product of drying to be located the conveyer belt and overturn to effectively improved drying efficiency, and still effectively prevented to be located the conveyer belt and treated the agricultural product of drying and bond on the conveyer belt, thereby removed the artifical trouble of taking off with the agricultural product on the conveyer belt of will bonding from.

The separation blades are arranged on the two sides of the conveying belt, so that agricultural products can be effectively prevented from falling to the bottom of the baking equipment main body in the conveying and drying process, the bottom of the baking equipment main body can be effectively kept clean, and the labor intensity of workers is greatly reduced.

Through establishing temperature measurement ware and humidity transducer in toasting the equipment main part, can monitor the temperature and humidity in toasting the equipment main part in real time, microprocessor receives the signal that temperature measurement ware and humidity transducer monitored and handles and control the operation of air heater and exhaust fan, has realized automatic stoving to can accurate control stoving rhythm, further improve drying efficiency.

The above-mentioned embodiment is only one of the preferred embodiments of the present invention, and should not be used to limit the scope of the present invention, but all the insubstantial modifications or changes made within the spirit and scope of the main design of the present invention, which still solve the technical problems consistent with the present invention, should be included in the scope of the present invention.