CN115152410B - A multifunctional combined real-time corn yield measurement device and method - Google Patents

Abstract

The invention relates to the technical field of agricultural machinery, in particular to a multifunctional combined type real-time corn yield measuring device and method. According to the multifunctional combined type real-time corn yield measuring device, through the arrangement of the conveying mechanism and the granary, after materials fall into the hopper, the weighing sensor II weighs the materials in the hopper, the hopper throws the materials out, so that the materials fall into the granary, the weighing sensor I weighs the total weight of the materials in the granary, and the data processor calibrates the real-time weight data of the materials through the data of the weighing sensor II, so that the measurement error of the weighing sensor I caused by impulse when the materials fall is reduced, and the real-time weight data of the materials in the granary is more accurate.

Description

A multifunctional combined real-time corn yield measurement device and method

technical field

The invention relates to the technical field of agricultural machinery, in particular to a multifunctional combined real-time corn yield measuring device and method.

Background technique

Corn yield detection is an important means of implementing precision agriculture. Through the establishment of a yield information database, it can provide technical reserves for my country's corn yield increase. Among them, the weighing measurement method is the simplest and direct way of measuring yield. The weight information is converted into an electrical signal, and the corresponding weight value is obtained through signal processing. However, due to the limitation of working conditions in the field and the influence of factors such as vibration and collision impact during the working process of the harvester, the existing yield measurement device is affected by the above factors. Affected by the low yield measurement accuracy, a multi-functional combined real-time corn yield measurement device with better yield measurement accuracy is needed.

Contents of the invention

In order to overcome the above-mentioned technical problems, the object of the present invention is to provide a multi-functional combined corn yield measuring device and method in real time. Through the setting of the conveying mechanism and the granary, after the material falls into the hopper, the weight of the material in the hopper can be checked by two pairs of weighing sensors. Weighing, with the movement of the hopper, the hopper throws out the internal materials, so that the materials fall into the granary, the load cell 2 uploads the data to the data processor, and the load cell weighs the total weight of the materials in the granary, The data processor calibrates the real-time weight data of the materials in the granary sent back by the load cell 1 through the data of the load cell 2, so as to reduce the measurement error of the load cell 1 caused by the impulse when the material falls, and make the real-time weight data of the materials in the granary more accurate. Accurate and effectively improve the accuracy of real-time corn yield measurement.

The purpose of the present invention can be achieved through the following technical solutions:

A multi-functional combined real-time yield measuring device for corn, comprising an outer shell, the outer shell includes a bottom plate on one side of the bottom end, the inner bottom surface of the outer shell is fixedly connected with a conveying mechanism, and the top surface of the bottom plate is provided with A granary, a load cell 1 is fixedly connected between the bottom surface of the granary and the bottom plate, and the conveying mechanism includes two opposite track parts, and a plurality of receiving modules are slidably connected between the two track parts. The top surface of the receiving module is provided with a hopper, and the load cell 2 is fixedly connected between the bottom surface of the hopper and the corresponding receiving module, and the load cell 2 has its own battery. A moving transmission module, the outer wall of one side of the granary is provided with a discharge mechanism, the discharge mechanism is used to measure the weight of the discharged materials, and the bottom of the inner wall of one side of the granary is provided with a discharge port , the discharge port is connected with the discharge mechanism, the outer wall of the shell is equipped with a data processor, and the display screen in the cab of the harvester is connected to the data processor signal, so that the data is displayed in the display screen, which is convenient for the staff Real-time monitoring. After the material falls into the hopper, the second load cell weighs the weight of the material in the hopper. With the movement of the hopper, the hopper throws out the internal material so that the material falls into the granary. The second load cell uploads the data to the data The processor and the load cell weigh the total weight of the materials in the granary, and the data processor calibrates the real-time weight data of the materials in the granary sent back by the load cell 1 through the data of the load cell 2, so as to reduce the impulse when the material falls The measurement error caused by the first load cell makes the real-time weight data of the materials in the granary more accurate, and effectively improves the accuracy of real-time corn yield measurement.

Further lies in that: the inner wall of the granary is equipped with a capacitance detection sensor, and the capacitance detection sensor is used to detect the moisture content and volume information of the grain in the granary, so as to detect the volume of the material in the granary in real time. The capacitance sensor is an NHSF48 moisture sensor, based on the dielectric Theory and frequency domain measurement technology, the sensor can measure the volume percentage of material moisture, supports user-defined detection of material types, material parameters can be calibrated by itself, and has functions such as communication and analog output.

Further, the discharge mechanism includes a fixed plate, both ends of the fixed plate are fixedly connected to the bottom plate, a transfer assembly is provided on one side of the fixed plate, a receiving piece is provided on one side of the transfer assembly, and the granary The bottom end of the feeding pipe is connected with a feeding pipe, and a connecting pipe is connected between the side wall of the feeding pipe and the receiving piece. The top end of the receiving piece is fixedly connected with a linear motor, and the linear motor is used to drive the transfer assembly to reciprocate. Moving, the transfer component transfers the materials in the granary to the receiver, and weighs the transferred materials during the transfer.

Further, there is a window 1 between the side walls of the fixed plate, a hose is fixedly connected between the inner wall of the window 1 and the discharge port, the transfer assembly includes a transfer box, and the transfer box One side of the outer side walls on both sides is fixedly connected with a sealing plate 1, and the sealing plate 1 is slidably connected with the other outer side wall of the fixing plate. The outer wall of one end of the transfer box is provided with a front opening, and the other end of the transfer box is A rear opening is provided, a weighing plate is arranged above the inner top surface of the transfer box, and a load cell 3 is fixedly connected between the weighing plate and the inner bottom surface of the transfer box, and the receiving part is close to one of the transfer box. There are two windows on both sides of the side wall, and both sides of the bottom of the receiving piece are fixedly connected to the bottom plate. The linear motor drives the transfer box to move back and forth. Inside the box, when the transfer box and window 1 are staggered, load cell 3 weighs the materials in the transfer box, and when the transfer box is connected to window 2, the materials in the transfer box enter the receiver through window 2.

It further lies in that: both ends of the side wall of the receiving piece are slidably connected with the second sealing plate, and the outer walls of both ends of the receiving piece are fixedly connected with fixing pieces, and one end of the fixing piece is connected to the adjacent sealing plate 2 A return spring is fixedly connected between one end, so that when the transfer box and the window 2 are staggered, the sealing plate 2 will close the window 2 under the action of the return spring to avoid material leakage.

Further lies in that: the inner bottom surface of the granary is funnel-shaped, which is convenient for unloading materials; the outer bottom surface of the granary is fixedly connected with a funnel tube, and an electric control valve is installed outside the bottom end of the funnel tube; There is a corrugated pipe connected between the end and the feeding pipe, and the bottom end of the feeding pipe is connected with the screw conveyor on the harvester.

Further, the receiving module includes a bearing plate, both ends of the bearing plate are fixedly connected with connecting plates, both ends of the connecting plate are rotatably connected with track wheels, and the outer side wall of the connecting plate is rotatably connected at the middle position. There is a connecting rod, the end surface of the bearing plate is fixedly connected with a horizontal plate, and the horizontal plate corresponds to a plurality of hoppers one by one, and the bottom end of the load cell on the bottom surface of the hopper is fixedly connected with the end surface of the corresponding horizontal plate, so The inner side wall of the track part is fixedly connected with the inner rail plate, and a chute is formed between the track part and the outer side wall of the inner rail plate, and the track wheel is slidably connected with the adjacent chute, and the outer side wall of the track part is connected to the shell part There are fixed brackets between the inner bottom surfaces, and the transmission module drives the receiving module to move along the chute. Through the connection between the track wheel and the chute, the horizontal plate remains horizontal when the receiving module moves to the straight part of the chute, which is convenient for the load cell. of weighing.

Further, the transmission module includes a driving motor, a wheel shaft is rotatably connected between the two ends of the two rail members, and a sprocket is fixedly connected between the two ends of the wheel shaft, and the two ends on the same plane A transmission belt is connected between the sprockets. The output end of the drive motor is fixedly connected to one end of one of the two axles. The two transmission belts are synchronously driven by the wheel shaft, so as to drive the receiving module to move.

A multifunctional combined corn yield measurement method in real time, the specific steps of using the multifunctional combined corn real-time yield measurement device are as follows:

Step 1: Start the drive motor, the drive motor drives the receiving module and the hopper on it to move circularly, the external conveyor belt conveys the material into the shell, and after the material falls on the hopper, the weighing sensor 2 weighs the weight of the material in the hopper. With the movement of the hopper, the hopper throws out the internal materials, so that the materials fall into the granary, and the load cell 2 uploads the data to the data processor;

Step 2: The weighing sensor in the granary weighs the total weight of the materials in the granary, and the capacitance detection sensor on the inner wall of the granary detects the moisture content and volume information of the material in the granary. Uploaded to the data processor, the data processor calibrates the real-time weight data of the materials in the granary sent back by the load cell 1 through the data of the load cell 2, thereby reducing the measurement error of the load cell 1 caused by the impulse when the material falls, so that The real-time weight data of the materials in the granary is more accurate, which effectively improves the accuracy of real-time corn yield measurement;

Step 3: When it is necessary to transfer the materials in the granary to the transfer vehicle during the harvesting process, start the linear motor, and the linear motor drives the transfer box to move back and forth. When the transfer box is connected to the window, the materials in the granary enter the transfer box , when the transfer box and window 1 are staggered, the load cell three weighs the materials in the transfer box; Falling into the screw conveyor and being transferred to the transfer vehicle, the weighing sensor 3 transmits the weighing data to the data processor, and the data processor accumulates the data returned by the weighing sensor 3 and synthesizes the real-time weight data of the materials in the granary , get the real-time total weight value of the material;

Step 4: After harvesting, open the electric control valve and unload all the materials in the granary.

Beneficial effects of the present invention:

1. Through the setting of the conveying mechanism and the granary, after the material falls into the hopper, the weighing sensor 2 weighs the weight of the material in the hopper. With the movement of the hopper, the hopper throws out the internal material, so that the material falls into the granary and weighed. Sensor 2 uploads the data to the data processor, the load cell weighs the total weight of the materials in the granary, and the data processor uses the data from load cell 2 to calibrate the real-time weight data of the materials in the granary returned by load cell 1 , thereby reducing the measurement error of the load cell 1 caused by the impulse when the material falls, making the real-time weight data of the material in the granary more accurate, and effectively improving the accuracy of real-time corn yield measurement;

2. Through the setting of the discharge mechanism, during the harvesting process, when the materials in the granary need to be transferred to the transfer vehicle, the transfer box moves back and forth. When the transfer box is connected to the window, the materials in the granary enter the transfer box. When the transfer box and window 1 are staggered, the load sensor 3 weighs the materials in the transfer box. When the transfer box is connected to the window 2, the materials in the transfer box enter the receiving part through the window 2 and then enter the feeding pipe, and the data processor The real-time weight data of the materials in the granary are integrated by accumulating the data returned by the three load cells to obtain the real-time total weight value of the materials, which is convenient for measuring the output while unloading during the harvesting process.

Description of drawings

The present invention will be further described below in conjunction with the accompanying drawings.

Fig. 1 is a schematic diagram of the overall structure of the present invention;

Fig. 2 is a schematic structural view of the conveying mechanism in the present invention;

Fig. 3 is a schematic diagram of the internal structure of the conveying mechanism in the present invention;

Fig. 4 is a structural schematic diagram of a receiving module in the present invention;

Fig. 5 is a schematic diagram of the structure of the granary in the present invention;

Fig. 6 is a schematic diagram of the internal structure of the granary in the present invention;

Fig. 7 is a schematic structural view of a fixed plate in the present invention;

Fig. 8 is a schematic structural view of the discharging mechanism in the present invention;

Fig. 9 is a schematic diagram of the cross-sectional structure of the transfer box in the present invention;

Fig. 10 is a schematic diagram of the structure of the receiver in the present invention.

In the figure: 100, shell parts; 110, bracket; 120, bottom plate; 200, granary; 210, funnel pipe; 211, electric control valve; 212, fold pipe; 220, discharge port; 300, discharge mechanism; 310, Fixed plate; 311, window one; 320, transfer assembly; 321, transfer box; 322, sealing plate one; 323, front opening; 324, rear opening; 325, weighing plate; 330, receiving piece; 331, window two; 332, sealing plate two; 333, return spring; 334, fixed piece; 340, linear motor; 350, connecting pipe; 360, feeding pipe; 400, conveying mechanism; 410, track piece; 411, inner rail plate; 412, Chute; 420, transmission module; 421, sprocket; 422, transmission belt; 423, axle; 424, drive motor; 430, hopper; 444, connecting rod; 445, horizontal plate.

Detailed ways

The technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the embodiments of the present invention. Obviously, the described embodiments are only some of the embodiments of the present invention, not all of them. Based on the embodiments of the present invention, all other embodiments obtained by persons of ordinary skill in the art without creative efforts fall within the protection scope of the present invention.

Please refer to Fig. 1-10, a multi-functional combined real-time corn yield measuring device, including a shell part 100, the shell part 100 includes a bottom plate 120 on the bottom side, and the inner bottom surface of the shell part 100 is fixedly connected with a conveying mechanism 400, the top surface of the bottom plate 120 is provided with a granary 200, and a load cell 1 is fixedly connected between the bottom surface of the granary 200 and the bottom plate 120. The conveying mechanism 400 includes two opposite track parts 410, and the equidistant distance between the two track parts 410 A plurality of receiving modules 440 are slidingly connected, a hopper 430 is arranged on the top surface of the receiving module 440, a load cell 2 is fixedly connected between the bottom surface of the hopper 430 and the corresponding receiving module 440, and a load cell 2 is fixed between the two track parts 410 for driving the receiving module. The transmission module 420 moved by the module 440, a discharge mechanism 300 is provided on one side of the outer wall of the granary 200, and the discharge mechanism 300 is used to measure the weight of the discharged materials, and a discharge mechanism 300 is provided at the bottom of the inner wall of the granary 200. Port 220, the discharge port 220 is connected with the discharge mechanism 300, and the outer wall of the shell part 100 is equipped with a data processor, and the display screen in the cab of the harvester is connected with the data processor signal, so that the data is displayed in the display screen, which is convenient for work Personnel monitor in real time. After the material falls into the hopper 430, the second load cell weighs the weight of the material in the hopper 430. With the movement of the hopper 430, the hopper 430 throws out the internal material so that the material falls into the granary 200. The load sensor 2. Upload the data to the data processor. The weighing sensor weighs the total weight of the material in the granary 200, and the data processor uses the data of the load sensor 2 to carry out the real-time weight data of the material in the granary 200 returned by the load sensor 1. Calibration, thereby reducing the measurement error of the load cell 1 caused by the impulse when the material falls, making the real-time weight data of the material in the granary 200 more accurate, and effectively improving the accuracy of real-time corn yield measurement.

The inner wall of the granary 200 is equipped with a capacitance detection sensor. The capacitance detection sensor is used to detect the moisture content and volume information of the grain in the granary 200, so as to detect the volume of the material in the granary 200 in real time. The discharge mechanism 300 includes a fixed plate 310, and the two ends of the fixed plate 310 Fixedly connected with the bottom plate 120, one side of the fixed plate 310 is provided with a transfer assembly 320, one side of the transfer assembly 320 is provided with a receiver 330, the bottom end of the granary 200 is connected with a feeding pipe 360, and the side wall of the feeding pipe 360 There is a connecting pipe 350 connected with the receiving part 330, and a linear motor 340 is fixedly connected to the top of the receiving part 330. The linear motor 340 is used to drive the transfer assembly 320 to move back and forth, and the transfer assembly 320 transfers the materials in the granary 200 to the receiving part 330 , and weigh the transferred material when transferring.

A window 311 is provided between the side walls of the fixed plate 310, and a hose is fixedly connected between the inner wall of the window 311 and the discharge port 220. One side of the transfer box 321 is fixed with a sealing plate 322, and the sealing plate 322 is slidingly connected with the other outer wall of the fixed plate 310. The outer wall of one end of the transfer box 321 is provided with a front opening 323, and the other end of the transfer box 321 is provided with a rear opening. 324, a weighing plate 325 is arranged above the inner top surface of the transfer box 321, and a load cell 3 is fixedly connected between the weighing plate 325 and the inner bottom surface of the transfer box 321, and the receiving part 330 is close to the side wall of the transfer box 321 There are windows 2 331 on both sides, and both sides of the bottom of the receiver 330 are fixedly connected to the bottom plate 120. The linear motor 340 drives the transfer box 321 to move back and forth. When the transfer box 321 communicates with the window 1 311, the granary The material enters the transfer box 321. When the transfer box 321 and the window 1 311 are staggered, the load cell 3 weighs the material in the transfer box 321. When the transfer box 321 is connected to the window 2 331, the material in the transfer box 321 passes through the window. Two 331 enter into the receiver 330.

The two ends of the side wall of the receiving part 330 are slidingly connected with the second sealing plate 332, and the outer walls of both ends of the receiving part 330 are fixedly connected with the fixing part 334. A back-moving spring 333 is fixedly connected so that when the transfer box 321 and the second window 331 are staggered, the second sealing plate 332 closes the second window 331 under the action of the back-moving spring 333 to avoid material leakage.

The inner bottom surface of the granary 200 is funnel-shaped, which is convenient for unloading materials. The outer bottom surface of the granary 200 is fixedly connected with a funnel pipe 210. An electric control valve 211 is installed outside the bottom end of the funnel pipe 210. The bottom end of the funnel pipe 210 is connected to the discharge pipe. 360 is communicated with corrugated tube 212, the bottom end of feeding tube 360 is communicated with the screw feeder on the harvester, and the receiving module 440 includes bearing plate 441, and the two ends of bearing plate 441 are all fixedly connected with connecting plate 443, and connecting plate Both ends of 443 are rotatably connected with track wheels 442, the middle position of the outer side wall of connecting plate 443 is rotatably connected with connecting rod 444, and the end surface of bearing plate 441 is fixedly connected with horizontal plate 445, and there is a gap between horizontal plate 445 and multiple hoppers 430. One correspondence, the two bottom ends of the load cell on the bottom surface of the hopper 430 are fixedly connected to the end surface of the corresponding horizontal plate 445, the inner side wall of the track member 410 is fixedly connected with the inner rail plate 411, and a slide is formed between the track member 410 and the outer side wall of the inner track plate 411. Slot 412, track wheel 442 is slidingly connected with adjacent chute 412, bracket 110 is fixedly connected between the outer wall of track member 410 and the inner bottom surface of shell member 100, and transmission module 420 drives receiving module 440 to move along chute 412, passing through track wheel 442 is connected to the chute 412, so that when the receiving module 440 moves to the straight part of the chute 412, the horizontal plate 445 remains horizontal, which is convenient for weighing by the load cell 2.

The transmission module 420 includes a drive motor 424, and a wheel shaft 423 is rotatably connected between the two ends of the two rail members 410, and a sprocket 421 is fixedly connected between the two ends of the wheel shaft 423, and the two sprockets 421 located on the same plane There is a transmission belt 422 between them, and the output end of the driving motor 424 is fixedly connected with one end of one of the two wheel shafts 423. The wheel 421 and the axle 423 drive the two transmission belts 422 to drive synchronously, thereby driving the receiving module 440 to move.

A multifunctional combined corn yield measurement method in real time, the specific steps of using the multifunctional combined corn real-time yield measurement device are as follows:

Step 1: Start the driving motor 424, the driving motor 424 drives the receiving module 440 and the hopper 430 on it to move circularly, the external conveyor belt conveys the material into the shell 100, after the material falls on the hopper 430, the load cell two pairs of hoppers 430 The weight of the material inside is weighed, and with the movement of the hopper 430, the hopper 430 throws out the material inside, so that the material falls into the granary 200, and the load cell 2 uploads the data to the data processor;

Step 2: The weighing sensor in the granary 200 weighs the total weight of the material in the granary 200, and the capacitance detection sensor on the inner wall of the granary 200 detects the moisture content and volume information of the material in the granary 200. The capacitive sensor uploads the data to the data processor, and the data processor calibrates the real-time weight data of the materials in the granary 200 sent back by the load cell 1 through the data of the load cell 2, thereby reducing the impact caused by the impact of the load cell 1 when the material falls. The measurement error makes the real-time weight data of the materials in the granary 200 more accurate, and effectively improves the accuracy of real-time corn yield measurement;

Step 3: When it is necessary to transfer the materials in the granary 200 to the transfer vehicle during the harvesting process, start the linear motor 340, and the linear motor 340 drives the transfer box 321 to move back and forth. When the transfer box 321 is connected to the window 1 311, the granary The material in 200 enters the transfer box 321. When the transfer box 321 and the window 1 311 are staggered, the load cell 3 weighs the material in the transfer box 321. When the transfer box 321 and the window 2 331 are connected, the material in the transfer box 321 Enter the receiving part 330 through the window 2 331 and then enter the discharge pipe 360, then fall into the screw conveyor and be transferred to the transfer vehicle, the load cell 3 transmits the weighing data to the data processor, and the data processor After accumulating the data returned by the three load cells, the real-time weight data of the materials in the granary 200 is integrated to obtain the real-time total weight value of the materials;

Step 4: After harvesting, open the electric control valve 211 to unload all the materials in the granary 200 .

Working principle: When in use, start the driving motor 424, and the driving motor 424 drives the two transmission belts 422 to drive synchronously through the sprocket 421 and the wheel shaft 423. When the module 440 moves to the straight line part of the chute 412, the horizontal plate 445 remains horizontal to facilitate the weighing of the load cell 2, and the external conveyor belt conveys the material to the shell part 100. After the material falls on the hopper 430, the load cell 2 Weigh the weight of the material in the hopper 430, and with the movement of the hopper 430, the hopper 430 throws out the internal material, so that the material falls into the granary 200, the load cell 2 uploads the data to the data processor, and the weighing in the granary 200 The sensor pair weighs the total weight of the materials in the granary 200, the capacitance detection sensor on the inner wall of the granary 200 detects the moisture content and volume information of the material in the granary 200, and the load cell 1 and the capacitance sensor upload the data to the data processor Inside, the data processor calibrates the real-time weight data of the materials in the granary 200 returned by the load cell 1 through the data of the load cell 2, thereby reducing the measurement error of the load cell 1 caused by the impulse when the material falls, so that the materials in the granary 200 The real-time weight data is more accurate, effectively improving the accuracy of real-time corn yield measurement.

When it is necessary to transfer the materials in the granary 200 to the transfer vehicle, start the linear motor 340, and the linear motor 340 drives the transfer box 321 to move back and forth. , after the front opening 323 of the transfer box 321 is staggered from the window 1 311, the load cell 3 weighs the materials in the transfer box 321, and the weighing value is stable. , the material in the transfer box 321 enters the receiving part 330 through the window 2 331 and then enters the discharge pipe 360, then falls into the screw conveyor and is transferred to the transfer vehicle, and the weighing sensor 3 transmits the weighing data to the data processing In the machine, the data processor accumulates the data returned by the three weighing sensors and synthesizes the real-time weight data of the materials in the granary 200 to obtain the real-time total weight value of the materials. After harvesting, open the electronic control valve 211 to unload all the materials in the granary 200 Down.

In the description of this specification, descriptions referring to the terms "one embodiment", "example", "specific example" and the like mean that specific features, structures, materials or characteristics described in connection with the embodiment or example are included in at least one embodiment of the present invention. In an embodiment or example. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiment or example. Furthermore, the specific features, structures, materials or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The above content is only an example and description of the present invention. Those skilled in the art will make various modifications or supplements to the described specific embodiments or replace them in similar ways, as long as they do not deviate from the invention or exceed the rights of the present invention. The scope defined in the claims should all belong to the protection scope of the present invention.

Claims (6)

1. A multi-functional combined real-time yield measuring device for corn, characterized in that it comprises a shell (100), the shell (100) includes a bottom plate (120) on one side of the bottom end, and the shell (100) ) is fixedly connected with a conveying mechanism (400), the top surface of the bottom plate (120) is provided with a granary (200), and a load cell is fixedly connected between the bottom surface of the granary (200) and the bottom plate (120) One, the conveying mechanism (400) includes two opposite track pieces (410), and a plurality of receiving modules (440) are slidingly connected between the two track pieces (410) at equal distances, and the receiving modules (440) ) is provided with a hopper (430) on the top surface of the hopper (430), the load cell 2 is fixedly connected between the bottom surface of the hopper (430) and the corresponding receiving module (440), and a load cell for driving The transmission module (420) that undertakes the movement of the module (440), the outer wall of one side of the granary (200) is provided with a discharge mechanism (300), and the discharge mechanism (300) is used to measure the weight of the discharged materials. Measurement, the bottom end of one side of the inner wall of the granary (200) is provided with a discharge port (220), the discharge port (220) communicates with the discharge mechanism (300), and the outer side of the shell (100) wall mounted data processor; A capacitance detection sensor is installed on the inner wall of the granary (200), and the capacitance detection sensor is used to detect the moisture content and volume information of the grains in the granary (200). The discharge mechanism (300) includes a fixed plate (310), Both ends of the fixed plate (310) are fixedly connected with the bottom plate (120), one side of the fixed plate (310) is provided with a transfer assembly (320), and one side of the transfer assembly (320) is provided with a receiver ( 330), the bottom of the granary (200) is connected with a feeding pipe (360), and a connecting pipe (350) is connected between the side wall of the feeding pipe (360) and the receiving piece (330). A linear motor (340) is fixedly connected to the top of the receiver (330), and the linear motor (340) is used to drive the transfer assembly (320) to reciprocate; A window one (311) is opened between the side walls of the fixed plate (310), and a hose is fixedly connected between the inner wall of the window one (311) and the discharge port (220). (320) includes a transfer box (321), one side of the outer wall of both sides of the transfer box (321) is fixedly connected with the first sealing plate (322), and the first sealing plate (322) and the fixing plate (310) The other outer wall is slidingly connected, the outer wall of one end of the transfer box (321) has a front opening (323), the other end of the transfer box (321) has a rear opening (324), and the transfer box (321 ) is provided with a weighing plate (325) above the inner top surface of the transfer box (321), and a load cell three is fixedly connected between the weighing plate (325) and the inner bottom surface of the transfer box (321), and the receiving piece (330) is close to Two windows (331) are opened on both sides of the side wall of the transfer box (321), and both sides of the bottom end of the receiving piece (330) are fixedly connected to the bottom plate (120). 2. A multifunctional combined real-time corn yield measuring device according to claim 1, characterized in that, both ends of the side wall of the receiving part (330) are slidingly connected with two sealing plates (332), so Both ends of the receiving piece (330) are fixedly connected with a fixing piece (334) on both ends of the outer wall, and a return spring (333) is fixedly connected between one end of the fixing piece (334) and one end of the adjacent sealing plate 2 (332). ). 3. A multifunctional combined real-time corn yield measuring device according to claim 2, characterized in that the inner bottom of the granary (200) is funnel-shaped, and the outer bottom of the granary (200) is fixedly connected with a A funnel tube (210), an electric control valve (211) is installed outside the bottom end of the funnel tube (210), and a corrugated tube ( 212). 4. A multifunctional combined real-time corn yield measuring device according to claim 3, characterized in that, the receiving module (440) includes a carrying plate (441), and both ends of the carrying plate (441) are A connecting plate (443) is fixedly connected, both ends of the connecting plate (443) are rotatably connected with track wheels (442), and the middle position of the outer side wall of the connecting plate (443) is rotatably connected with a connecting rod (444), The end surface of the bearing plate (441) is fixedly connected with a horizontal plate (445), and the horizontal plate (445) corresponds to a plurality of hoppers (430), and the load cell on the bottom surface of the hopper (430) is two The bottom end is fixedly connected with the end surface of the corresponding horizontal plate (445), the inner side wall of the track piece (410) is fixedly connected with the inner track plate (411), and the outer side wall of the track piece (410) and the inner track plate (411) A chute (412) is formed between them, the track wheel (442) is slidably connected to the adjacent chute (412), and a bracket ( 110). 5. A multifunctional combined real-time corn yield measuring device according to claim 4, characterized in that, the transmission module (420) includes a driving motor (424), and two of the two track parts (410) A wheel shaft (423) is rotatably connected between the two ends of the wheel shaft (423), and a sprocket (421) is fixedly connected between the two ends of the wheel shaft (423). A transmission belt (422), the output end of the drive motor (424) is fixedly connected to one end of one of the two axles (423), and the drive motor (424) is connected to an adjacent track piece (410) The outer wall is fixed. 6. A method for measuring yield of the multifunctional combined corn real-time yield measuring device according to claim 5, characterized in that, the specific steps of using the multifunctional combined corn real-time yield measuring device are as follows: Step 1: Start the drive motor (424), the drive motor (424) drives the receiving module (440) and the hopper (430) on it to move circularly, the external conveyor belt conveys the material into the shell (100), and the material falls into the hopper ( After 430) is installed, the load cell 2 weighs the weight of the material in the hopper (430), and with the movement of the hopper (430), the hopper (430) throws out the material inside, so that the material falls into the granary (200), and weighs The heavy sensor 2 uploads the data to the data processor; Step 2: The weighing sensor in the granary (200) weighs the total weight of the materials in the granary (200), and the capacitance detection sensor on the inner wall of the granary (200) measures the moisture content and volume information of the materials in the granary (200). For detection, the load cell 1 and the capacitance sensor upload the data to the data processor, and the data processor uses the data of the load cell 2 to calibrate the real-time weight data of the materials in the granary (200) returned by the load cell 1, thereby reducing The measurement error of the load cell 1 caused by the impulse when the material falls makes the real-time weight data of the material in the granary (200) more accurate, and effectively improves the accuracy of real-time corn yield measurement; Step 3: When it is necessary to transfer the materials in the granary (200) to the transfer vehicle during the harvesting process, start the linear motor (340), and the linear motor (340) drives the transfer box (321) to move back and forth, and the transfer box ( When 321) is connected with window 1 (311), the materials in the granary (200) enter the transfer box (321), and when the transfer box (321) and window 1 (311) are staggered, the three pairs of load cells in the transfer box (321) The material in the transfer box (321) is connected to the window 2 (331), and the material in the transfer box (321) enters the receiving piece (330) through the window 2 (331) and then enters the feeding pipe (360) , and then fall into the screw conveyor and be transferred to the transfer car, the load cell 3 transmits the weighing data to the data processor, and the data processor accumulates the data returned by the load cell 3 and then integrates the granary (200) The real-time weight data of the internal materials can be obtained to obtain the real-time total weight value of the materials; Step 4: After harvesting, open the electric control valve (211) to unload all the materials in the granary (200).

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