CN219695648U - Agricultural machinery generalized electronic control unit integrating remote data transmission function - Google Patents
Agricultural machinery generalized electronic control unit integrating remote data transmission function Download PDFInfo
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- CN219695648U CN219695648U CN202321385735.1U CN202321385735U CN219695648U CN 219695648 U CN219695648 U CN 219695648U CN 202321385735 U CN202321385735 U CN 202321385735U CN 219695648 U CN219695648 U CN 219695648U
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- 230000005540 biological transmission Effects 0.000 title claims abstract description 8
- 230000002093 peripheral effect Effects 0.000 claims abstract description 22
- 238000004891 communication Methods 0.000 claims description 15
- 230000003993 interaction Effects 0.000 abstract description 4
- 230000006870 function Effects 0.000 description 15
- 241000209094 Oryza Species 0.000 description 9
- 235000007164 Oryza sativa Nutrition 0.000 description 9
- 235000009566 rice Nutrition 0.000 description 9
- 230000002159 abnormal effect Effects 0.000 description 3
- 238000012544 monitoring process Methods 0.000 description 3
- 230000008859 change Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000010705 motor oil Substances 0.000 description 2
- 238000003756 stirring Methods 0.000 description 2
- 230000002194 synthesizing effect Effects 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000003990 capacitor Substances 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000003745 diagnosis Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000003306 harvesting Methods 0.000 description 1
- 210000001503 joint Anatomy 0.000 description 1
- 238000007726 management method Methods 0.000 description 1
- 230000009347 mechanical transmission Effects 0.000 description 1
- 230000006855 networking Effects 0.000 description 1
Abstract
The utility model relates to the field of electronic devices, and discloses an agricultural machinery generalized electronic control unit integrating a remote data transmission function, which comprises a microprocessor chip, an EEROM and Flash storage module, a Bluetooth module, a digital and analog input and output module and a microprocessor chip peripheral circuit, wherein the microprocessor chip peripheral circuit comprises a digital and analog input and output module interface and an EEROM and Flash storage module interface, the EEROM and Flash storage module interface is connected with the EEROM and the Flash storage module, and the digital and analog input and output module interface is connected with the digital and analog input and output module. The utility model provides a universal standardized agricultural machinery electronic control unit integrating a remote data interaction function, which can be compatible with various agricultural machinery hardware, and can also realize data configuration update by adopting interaction between a Bluetooth module and a user mobile phone Bluetooth module in an area with poor SIM card signals.
Description
Technical Field
The utility model relates to the technical field of electronic devices, in particular to an agricultural machinery generalized electronic control unit integrating a remote data transmission function.
Background
Under the trend of the industry upgrading of agricultural machinery, the trend of realizing the automatic control of the functions of the agricultural machinery part by adding an electronic control unit on the basis of the traditional mechanical transmission is becoming one trend. A tractor electric lift system is described in chinese patent application CN 202211149522.9. CN201811547454.5 describes a harvester control system. Chinese patent application number CN202021847880.3 describes a rice transplanter control system. With the development of internet technology and the requirement of regulations, agricultural machinery needs to upload data to a remote background, and upload the rotational speed, the water temperature, the real-time load, the positioning, the running track, the driving habit of a driver and the like of an engine to the background, which is commonly called as an agricultural machinery Tbox, as described in patents such as CN202020411969.9 and the like.
The above-mentioned patents all employ specialized electronic control units, or single-function electronic control units. If the requirements of controlling a tractor and a rice transplanter and harvesting products of machinery are met, the system also has the advantages that the system can upload the working condition information of the machinery to a remote platform and can realize remote parameter adjustment, and the functions of the scheme are single and are difficult to expand. In fact, in the field of agricultural machinery, such as riding type high-speed rice transplanting machine, due to volume limitation, the electronic control unit which meets the requirements of data positioning, uploading data terminals and has signal input and function output control is installed at the same time, wire harness connection (such as CAN communication) needs to be added between the electronic control unit and the data terminals, and the electronic control unit also relates to additional shell and support fixing, and the installation space is used for capturing the front part and is at the elbow.
The other background is that a diesel engine with rated net power of 37kW and above is required to be installed according to the requirements of HJ1014-2020, a satellite navigation accurate positioning system is required to be additionally installed before delivery, a mechanical production enterprise needs to take necessary technical measures, and the accurate positioning of the diesel engine can be realized through the satellite navigation accurate positioning system when the diesel engine works within the whole service life of the diesel engine.
Meanwhile, the mechanical production enterprises should have technical measures for preventing the vehicle-mounted terminal and the accurate positioning system from being dismantled, so that the vehicle-mounted terminal and the accurate positioning system are ensured not to be dismantled maliciously. When the vehicle-mounted terminal and the accurate positioning system are in fault or dismantling, the machine shall activate the alarm system and send dismantling alarm information to the management platform as far as possible according to the requirements, wherein the alarm information comprises dismantling state, dismantling time and positioning longitude and latitude information.
The universal electronic control unit for the agricultural machinery is particularly provided, which integrates the remote data transmission function, can be suitable for electronic control of various agricultural machinery, can also realize remote networking, meets the requirements of machine positioning and remote data uploading, and can also realize remote program upgrading and diagnosis. The installation volume is reduced, the cost is reduced, and meanwhile, the product is standardized and generalized.
Disclosure of Invention
The utility model aims to provide a universal standardized agricultural machinery electronic control unit integrating a remote data interaction function, and meanwhile, in a region with poor SIM card signals, a Bluetooth module and a user mobile phone Bluetooth module can be used for interaction to realize data configuration update.
The technical aim of the utility model is realized by the following technical scheme: the agricultural machinery generalized electronic control unit integrating the remote data transmission function comprises a microprocessor chip, an EEROM and Flash storage module, a Bluetooth module, a digital quantity and analog quantity input and output module and a microprocessor chip peripheral circuit, wherein the microprocessor chip peripheral circuit comprises a digital quantity and analog quantity input and output module interface and an EEROM and Flash storage module interface, the EEROM and Flash storage module interface is connected with the EEROM and the Flash storage module, and the digital quantity and analog quantity input and output module interface is connected with the digital quantity and analog quantity input and output module;
the digital and analog input and output module is used for receiving an external harness signal;
the EEROM and Flash storage module is used for setting threshold parameters and externally arranging standby programs;
the microprocessor chip is used for comparing signals on the program module and the external wiring harness.
By adopting the technical scheme, when the electric control unit transfers, the digital quantity and analog quantity input and output module receives an external wiring harness signal and feeds the external wiring harness signal back to the microprocessor chip, and the electric control unit is activated due to the wiring harness difference of the external connection complete machine, so that the microprocessor chip compares the program on the storage module with the external wiring harness signal.
The utility model is further provided with: the peripheral circuit of the microprocessor chip further comprises a nixie tube interface, and the nixie tube interface is connected with a display nixie tube.
By adopting the technical scheme, the display nixie tube is a 4-bit nixie tube, so that the running time of the machine can be displayed in real time, and the fault codes of the engine and the whole machine are displayed on the machine without a special display instrument, so that the running condition of parts in the machine is prompted to a user; and meanwhile, after the microprocessor chip compares the program on the storage module with the external harness signal, if the signal is abnormal, the microprocessor chip can send out an application layer program mismatch fault code to be displayed on the nixie tube.
The utility model is further provided with: the peripheral circuit of the microprocessor chip further comprises a key interface, and keys are connected to the key interface.
By adopting the technical scheme, the user can switch the display content or parameter setting on the nixie tube through the key.
The utility model is further provided with: the microprocessor chip peripheral circuit further comprises a frequency signal acquisition circuit interface, wherein the frequency signal acquisition circuit interface is connected with a frequency signal acquisition circuit, and the frequency signal acquisition circuit is connected with an agricultural machinery wheel speed sensor or a part rotating speed sensor.
By adopting the technical scheme, the frequency signal acquisition circuit can acquire the rotating speed of the upper wheel of the agricultural machine and also can acquire the rotating speed of parts, including the rotating speed of a part of traditional mechanical engine, and the rotating speed of a threshing and stirring part in the harvester.
The utility model is further provided with: the peripheral circuit of the microprocessor chip further comprises a 4G module interface, a standby battery module interface, a positioning chip interface, an LTE antenna interface, a CAN communication interface, a Bluetooth module interface and an SIM card interface, wherein the 4G module interface is connected with the 4G module, the standby battery module interface is connected with the standby battery module, the positioning chip interface is connected with the positioning chip, the Bluetooth module interface is connected with the Bluetooth module, and the SIM card interface is connected with the SIM card.
By adopting the technical scheme, the Bluetooth module can transmit data with the Bluetooth module in the user mobile phone, and when the SIM card remote communication of the equipment fails or the signal is bad in the surrounding mountain area, the data can be transmitted to the user mobile phone temporarily and then transmitted to the mobile phone through the Bluetooth of the user mobile phone; the SIM card is used for remote data communication; the standby battery module can ensure that the whole product can still continuously send data to the remote data background for more than 24 hours after being dismantled.
The utility model is further provided with: the microprocessor chip peripheral circuit also comprises a power interface, and the power interface is connected with a power supply.
By adopting the technical scheme, the power supply part converts the voltage in the range of 8-36V from the outside into the working voltage of the internal chip and the sensor.
The beneficial effects of the utility model are as follows:
1. the utility model adopts generalized hardware, if the original electric control unit assembled on the tractor is required to be moved to the rice transplanter, the electric control unit is activated and awakened, a program module stored in the microprocessor is compared with signals on an external wire harness, if the signals are abnormal, an application layer program mismatch fault code is sent out and displayed on a display nixie tube (a remote monitoring background can also be found). The user can upgrade the program through the remote communication function or upgrade the configuration through the Bluetooth module.
2. The utility model can transmit data with the Bluetooth module in the user mobile phone through the Bluetooth module, and can temporarily transmit the data to the user mobile phone when the SIM card of the equipment is in remote communication failure or signal failure in the surrounding mountain area, and then transmit the data to the utility model through the Bluetooth of the user mobile phone; the SIM card is used for remote data communication; the standby battery module can ensure that the whole product can still continuously send data to the remote data background for more than 24 hours after being dismantled.
3. The utility model can be applied to agricultural machinery (such as a rice transplanter which is partially provided with a pure mechanical engine with the power control unit less than 37 KW) adopting a pure mechanical type ECU engine, is not limited to machines with the power control ECU function (other power control unit schemes depend on acquiring information such as engine rotating speed, water temperature and the like from an engine ECU through a communication protocol such as J1939 and the like), and has wider application range.
4. According to the utility model, the working condition of the agricultural machinery can be judged by collecting the change condition of the engine speed or the engine oil pressure and the voltage value of the low-voltage storage battery and synthesizing the state digital quantity input signal on the agricultural machinery, and the working condition is uploaded to a remote monitoring data platform, for example, when an electric control unit is installed on a rice transplanting machine, the working condition of the rice transplanting machine is judged by collecting the change condition of the engine speed or the engine oil pressure and the voltage value of the low-voltage storage battery and synthesizing the state digital quantity input signal of an transplanting clutch of the rice transplanting machine (whether the rice transplanting operation is distinguished or not or only moves in a certain area, and the working area can be accurately calculated and uploaded to the remote monitoring data platform).
5. The utility model can not maliciously dismantle the positioning and data uploading function module because of the integrated design of the positioning and data uploading function and the whole machine control function, if the positioning and data uploading function module is dismantled, the whole machine can not be used; the positioning module and the whole machine control assembly are prevented from being independent, and a complex CAN communication protocol or a wire harness butt joint electrical interface is required to be adopted.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings required for the description of the embodiments will be briefly described below, and it is apparent that the drawings in the following description are only some embodiments of the present utility model, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
Fig. 1 is a schematic diagram of the structure of the present utility model.
In the figure, 1, a microprocessor chip; 2. EEROM and Flash memory module; 3. a digital and analog input and output module; 4. displaying a nixie tube; 5. a key; 6. a frequency signal acquisition circuit; 7. a 4G module; 8. a backup battery module; 9. positioning a chip; 10. a SIM card; 11. a power supply; 12. a Bluetooth module; 13. a CAN communication interface; 14. LTE antenna interface.
Detailed Description
The technical scheme of the present utility model will be clearly and completely described in connection with specific embodiments. It will be apparent that the described embodiments are only some, but not all, embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to fall within the scope of the utility model.
Examples: referring to fig. 1, an agricultural machinery generalized electronic control unit integrating a remote data transmission function includes a microprocessor chip 1, an EEROM and Flash memory module 2, a bluetooth module 12, a digital and analog input and output module 3, and a microprocessor chip peripheral circuit including a digital and analog input and output module interface and an EEROM and Flash memory module interface, the EEROM and Flash memory module interface being connected with the EEROM and Flash memory module 2, the digital and analog input and output module interface being connected with the digital and analog input and output module 3; the digital quantity and analog quantity input and output module 3 is used for receiving an external harness signal; the EEROM and Flash storage module 2 is used for setting threshold parameters and externally arranging standby programs; the microprocessor chip 1 is used to compare signals on the program module and the external harness.
Wherein, the microprocessor chip 1 adopts STM32F407VET6, and also can adopt a China autonomous vehicle-standard chip; EEROM and Flash memory module 2 are made of AT24C64D 64K and WINBOND company
W25Q64JVSSIQ 64M; the digital and analog input and output module 3 adopts a conventional operational amplifier, a resistor-capacitor, a MOS tube and BTS724 series chip.
In a specific implementation, when the electronic control unit transfers, the digital and analog input and output module 3 receives an external harness signal and feeds the external harness signal back to the microprocessor chip 1, and the electronic control unit activates due to the harness difference of the external connection complete machine, and at this time, the microprocessor chip 1 compares the program on the storage module 2 with the external harness signal.
The peripheral circuit of the microprocessor chip also comprises a nixie tube interface, and the nixie tube interface is connected with a display nixie tube 4.
In the specific implementation, the display nixie tube 4 is a 4-bit nixie tube, can display the running time of the machine in real time, and is supported on the machine without a special display instrument, the fault codes of the engine and the whole machine are displayed, and the running condition of parts in the machine is prompted for a user; meanwhile, after the microprocessor chip 1 compares the program on the storage module 2 with the external harness signal, if the signal is abnormal, the microprocessor chip 1 sends out an application layer program mismatch fault code to be displayed on the display nixie tube 4.
The peripheral circuit of the microprocessor chip also comprises a key interface, and a key 5 is connected to the key interface.
In a specific implementation, the user can switch and display the display content or parameter setting on the nixie tube 4 through the key 5.
The microprocessor chip peripheral circuit also comprises a frequency signal acquisition circuit interface, wherein the frequency signal acquisition circuit interface is connected with a frequency signal acquisition circuit 6, and the frequency signal acquisition circuit 6 is connected with an agricultural machine wheel speed sensor or a part rotating speed sensor.
In specific implementation, the frequency signal acquisition circuit 6 can acquire the rotation speed of the upper wheel of the agricultural machine, and also can acquire the rotation speed of parts, including but not limited to the rotation speed of part of the traditional mechanical engine and the rotation speed of a threshing and stirring part in the harvester.
The microprocessor chip peripheral circuit still includes 4G module interface, battery backup module interface, location chip interface, LTE antenna interface 14, CAN communication interface 13, bluetooth module interface, SIM card interface, 4G module interface connection has 4G module 7, and battery backup module interface connection has battery backup module 8, and location chip interface connection has location chip 9, and bluetooth module interface is connected with bluetooth module 12, and SIM card interface connection has SIM card 10.
Wherein, the 4G module 7 adopts L506XCF products; the spare battery module 8 adopts a 3.7V/1200mAH battery; the positioning chip 9 adopts a patch Beidou/GPS sub-meter positioning module MXT903; the Bluetooth module 12 adopts MS1791 of Shanghai megacarb integrated circuit company; the SIM card 10 is partially manufactured by companies such as China Mobile, unicom, and the like.
In a specific implementation, the bluetooth module 12 can transmit data with a bluetooth module in a user mobile phone, and when the SIM card 10 of the device fails in remote communication or is located in a surrounding mountain area, the data can be transmitted to the user mobile phone temporarily, and then transmitted to the utility model through bluetooth of the user mobile phone; the SIM card 10 is used for remote data communication; the battery backup module 8 can ensure that the entire product can continue to send data to the remote data background for more than 24 hours after the entire product is removed.
The peripheral circuit of the microprocessor chip also comprises a power interface, and the power interface is connected with a power supply 11.
In a specific implementation, the power supply 11 converts the voltage in the external 8-36V range to the internal chip and sensor operating voltage of the present utility model.
Claims (6)
1. Agricultural machinery universalization electronic control unit integrating remote data transmission function, its characterized in that: the intelligent digital and analog digital communication system comprises a microprocessor chip (1), an EEROM and Flash storage module (2), a Bluetooth module (12), a digital quantity and analog quantity input and output module (3) and a microprocessor chip peripheral circuit, wherein the microprocessor chip peripheral circuit comprises a digital quantity and analog quantity input and output module interface and an EEROM and Flash storage module interface, the EEROM and Flash storage module interface is connected with the EEROM and Flash storage module (2), and the digital quantity and analog quantity input and output module interface is connected with the digital quantity and analog quantity input and output module (3);
the digital quantity and analog quantity input and output module (3) is used for receiving an external wiring harness signal;
the EEROM and Flash storage module (2) is used for setting threshold parameters and externally arranging standby programs;
the microprocessor chip (1) is used for comparing signals on the program module and the external wiring harness.
2. Agricultural machinery universalization electronic control unit integrating remote data transfer function according to claim 1, characterized by: the peripheral circuit of the microprocessor chip further comprises a nixie tube interface, and the nixie tube interface is connected with a display nixie tube (4).
3. Agricultural machinery universalization electronic control unit integrating remote data transfer function according to claim 1, characterized by: the microprocessor chip peripheral circuit also comprises a key interface, and a key (5) is connected to the key interface.
4. Agricultural machinery universalization electronic control unit integrating remote data transfer function according to claim 1, characterized by: the microprocessor chip peripheral circuit further comprises a frequency signal acquisition circuit interface, the frequency signal acquisition circuit interface is connected with a frequency signal acquisition circuit (6), and the frequency signal acquisition circuit (6) is connected with an agricultural machine wheel speed sensor or a part rotating speed sensor.
5. Agricultural machinery universalization electronic control unit integrating remote data transfer function according to claim 1, characterized by: the microprocessor chip peripheral circuit still includes 4G module interface, battery backup module interface, location chip interface, LTE antenna interface (14), CAN communication interface (13), bluetooth module interface, SIM card interface, 4G module interface connection has 4G module (7), battery backup module interface connection has battery backup module (8), location chip interface connection has location chip (9), bluetooth module interface is connected with bluetooth module (12), SIM card interface connection has SIM card (10).
6. Agricultural machinery universalization electronic control unit integrating remote data transfer function according to claim 1, characterized by: the microprocessor chip peripheral circuit also comprises a power interface, and the power interface is connected with a power supply (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321385735.1U CN219695648U (en) | 2023-05-30 | 2023-05-30 | Agricultural machinery generalized electronic control unit integrating remote data transmission function |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321385735.1U CN219695648U (en) | 2023-05-30 | 2023-05-30 | Agricultural machinery generalized electronic control unit integrating remote data transmission function |
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| CN219695648U true CN219695648U (en) | 2023-09-15 |
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| CN202321385735.1U Active CN219695648U (en) | 2023-05-30 | 2023-05-30 | Agricultural machinery generalized electronic control unit integrating remote data transmission function |
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2023
- 2023-05-30 CN CN202321385735.1U patent/CN219695648U/en active Active
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