CN217543707U - Tax-control oiling machine data acquisition and transmission system - Google Patents
Tax-control oiling machine data acquisition and transmission system Download PDFInfo
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- CN217543707U CN217543707U CN202221691815.5U CN202221691815U CN217543707U CN 217543707 U CN217543707 U CN 217543707U CN 202221691815 U CN202221691815 U CN 202221691815U CN 217543707 U CN217543707 U CN 217543707U
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Abstract
The utility model relates to a data acquisition transmits technical field, concretely relates to tax control tanker aircraft data acquisition transmission system. The data acquisition and transmission device comprises a main 433M wireless transmission module and a plurality of data acquisition and transmission devices, wherein each data acquisition and transmission device comprises an RS232 interface circuit module, a DC-DC power supply module, a microprocessor, a buffer and a slave 433M wireless transmission module, the RS232 interface circuit module is used for reading oil filling data of the tax-control oiling machine and transmitting the oil filling data to the microprocessor, the microprocessor is used for caching the oil filling data to the buffer, calling the oil filling data cached in the buffer to be transmitted to the slave 433M wireless transmission module, the slave 433M wireless transmission module is used for wirelessly transmitting the oil filling data to the main 433M wireless transmission module, and the main 433M wireless transmission module uploads the oil filling data acquired by each data acquisition and transmission device to a server. The utility model discloses can realize the real time kinematic monitoring to each tax accuse tanker aircraft refueling data in the filling station, improve validity and the promptness to filling station tax accuse tanker aircraft sales data management and control.
Description
Technical Field
The utility model relates to a data acquisition transmits technical field, concretely relates to tax control tanker aircraft data acquisition transmission system.
Background
Along with the continuous increase of the automobile holding capacity, the demand of people for gasoline and diesel oil is also continuously improved, so that the rapid development of related industries such as a gas station and an oiling machine is driven, and the oiling through the oiling machine becomes the normal life of people with automobiles. The oiling machine is composed of motor, oil pump, oil-gas separator, flow measuring converter, control valve, coder, metering control mainboard, indicator, oil-viewing device and oil gun.
At present, oiling machines adopted by gas stations are all tax-controlled oiling machines, each tax-controlled oiling machine is provided with one or more tax-controlled ports for tax checking, and each transaction and total oiling accumulation of the oiling machine can be checked through the tax-controlled ports. And current tanker aircraft tax accuse mouth, can only connect tanker aircraft tax accuse mouth manual inquiry historical data through the manual work of using tax control machine, can't realize real-time inquiry, it is big just to lead to the traditional tax control mode management and control degree of difficulty of filling station, be difficult to be applicable to present filling station tax control system, consequently, how to utilize real-time data acquisition transmission means to turn into static collection dynamic collection, turn into the process control with the result control and manage, it is urgent to wait for the problem of solution to improve tax control tanker aircraft sales data management and control validity and timeliness.
SUMMERY OF THE UTILITY MODEL
Not enough to prior art exists, the utility model provides a tax control tanker aircraft data acquisition transmission system, when it used, can realize the real-time dynamic monitoring to each tax control tanker aircraft data of refueling in the filling station, improve validity and the promptness to filling station tax control tanker aircraft sales data management and control.
The utility model discloses the technical scheme who adopts does:
a data acquisition and transmission system of a tax-control oiling machine comprises a main 433M wireless transmission module and a plurality of data acquisition and transmission devices, wherein the data acquisition and transmission devices comprise an RS232 interface circuit module, a DC-DC power supply module, a microprocessor, a buffer and a slave 433M wireless transmission module, a data input end of the RS232 interface circuit module is electrically connected with a tax control port of the tax-control oiling machine and used for reading oiling data of the tax-control oiling machine, a data output end of the RS232 interface circuit module is electrically connected with the microprocessor and used for transmitting the oiling data to the microprocessor, the microprocessor is used for caching the oiling data transmitted by the RS232 interface circuit module into the buffer and transferring the oiling data cached in the buffer to the slave 433M wireless transmission module, the slave 433M wireless transmission module is used for wirelessly transmitting the oiling data transmitted by the microprocessor to the main 433M wireless transmission module, the main 433M wireless transmission module uploads the oiling data acquired by each data acquisition and transmission device to a server, and the DC-DC power supply module is used for providing working power supplies working power for the RS232 interface circuit module, the microprocessor and the slave 433M wireless transmission module.
When it is used, can dock the tax accuse mouth of tax accuse tanker aircraft through data acquisition transmission device's RS232 interface circuit module, read out the data of refueling of tax accuse tanker aircraft, and transmit for microprocessor, by microprocessor with refuel data cache to the buffer in, and transfer the refuel data transmission of buffer in for from 433M wireless transmission module, again by from 433M wireless transmission module with the wireless transmission of the data of refueling that this data acquisition transmission device acquireed for main 433M wireless transmission module, can cache refuel data through the buffer, take place data loss when preventing from 433M wireless transmission module communication failure, upload to the server through the data of refueling that main 433M wireless transmission module will each data acquisition transmission device gathered at last. Can upload the data of refueling of each tax accuse tanker aircraft to the server in real time through this system in the filling station to the realization is to the real time monitoring of each tax accuse tanker aircraft data of refueling in the filling station, from this, can avoid the difficult problem of tax accuse that traditional filling station tax accuse mode exists, has realized the dynamic supervision of filling station's the oil data, has improved the validity and the promptness of tax accuse tanker aircraft sales data management and control.
In one possible design, the RS232 interface circuit module includes an XL3232 type interface chip and two DB9 interfaces, a data receiving end of each DB9 interface is used as a data collecting end of the RS232 interface circuit module, a data transmitting end of each DB9 interface is electrically connected to a data input end of the XL3232 type interface chip, and a data output end of the XL3232 type interface chip is electrically connected to the microprocessor.
In one possible design, a data receiving end of the DB9 interface is connected to a first status indicator lamp, and a data sending end of the DB9 interface is connected to a second status indicator lamp.
In one possible design, the microprocessor adopts an STM32F407VET6 type single chip microcomputer.
In one possible design, the debug port of the microprocessor is electrically connected to a bluetooth module, which includes an ECB02S1 bluetooth module.
In one possible design, a clock signal terminal of the microprocessor is electrically connected to a crystal oscillator.
In one possible design, the buffer is a W25Q128 flash memory chip.
In one possible design, the master 433M wireless transmission module and the slave 433M wireless transmission module each include an HW3000TR4 wireless transceiver chip and an external antenna connected to each other.
In one possible design, the DC-DC power module includes an SGM61220 type DC-DC chip and an HT7533 type linear regulator chip, where the SGM61220 type DC-DC chip is configured to perform voltage reduction and conversion processing on an external DC power supply to obtain a DC output power supply, and the HT7533 type linear regulator chip is configured to perform voltage regulation processing on the DC output power supply.
In one possible design, the apparatus further includes a backup battery for providing a backup dc output power source.
The utility model has the advantages that:
the utility model discloses a data acquisition transmission device's RS232 interface circuit module can dock the tax accuse mouth of tax accuse tanker aircraft, read the data of refueling of tax accuse tanker aircraft, and transmit for microprocessor, will refuel in data cache to the buffer by microprocessor, and transfer the data transmission of refueling of buffer in the buffer and give from 433M wireless transmission module, again by the data wireless transmission of refueling that acquires this data acquisition transmission device from 433M wireless transmission module and give main 433M wireless transmission module, can buffer the data of refueling through the buffer, take place data loss when preventing from 433M wireless transmission module communication failure, pass to the server on the data of refueling of each data acquisition transmission device collection through main 433M wireless transmission module at last. The utility model discloses can upload the data of refueling of each tax accuse tanker aircraft to the server in real time in the filling station to the realization is to the real time monitoring of each tax accuse tanker aircraft data of refueling in the filling station, from this, can avoid the difficult problem of tax accuse that traditional filling station tax accuse mode exists, has realized the dynamic supervision of filling station's the data of refueling, has improved the validity and the promptness of tax accuse tanker aircraft sales data management and control.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a schematic view of the present invention;
FIG. 2 is a port diagram of a DB9 interface;
FIG. 3 is a circuit diagram of an XL3232 interface chip;
FIG. 4 is a schematic circuit diagram of a first status indicator light and a second status indicator light;
FIG. 5 is a schematic diagram of an STM32F407VET6 type single-chip microcomputer;
FIG. 6 is a schematic circuit diagram of a Bluetooth module;
FIG. 7 is a schematic diagram of a crystal oscillator;
FIG. 8 is a circuit diagram of a W25Q128 flash memory chip;
fig. 9 is a circuit diagram of a master 433M wireless transmission module and a slave 433M wireless transmission module;
FIG. 10 is a circuit schematic of a DC-DC power supply module;
FIG. 11 is a schematic circuit diagram of an HT7533 type linear regulator chip;
fig. 12 is a schematic diagram of the connection of the backup battery.
Detailed Description
The invention is further described with reference to the following figures and specific examples. It should be noted that the description of the embodiments is provided to help understanding of the present invention, but the present invention is not limited thereto. Specific structural and functional details disclosed herein are merely illustrative of example embodiments of the invention. The present invention may, however, be embodied in many alternate forms and should not be construed as limited to the embodiments set forth herein.
It is to be understood that, unless expressly stated or limited otherwise, the term "coupled" is to be interpreted broadly, as meaning, for example, fixed, removable or integral connections, mechanical or electrical connections; either directly or indirectly through intervening media, or through the communication between two elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those of ordinary skill in the art.
In the following description, specific details are provided to facilitate a thorough understanding of example embodiments. However, it will be understood by those of ordinary skill in the art that the example embodiments may be practiced without these specific details. For example, systems may be shown in block diagrams in order not to obscure the examples in unnecessary detail. In other instances, well-known processes, structures and techniques may be shown without unnecessary detail in order to avoid obscuring the example embodiments.
The embodiment is as follows:
the data acquisition and transmission system comprises a main 433M wireless transmission module and a plurality of data acquisition and transmission devices, wherein each data acquisition and transmission device comprises an RS232 interface circuit module, a DC-DC power supply module, a microprocessor, a buffer and a slave 433M wireless transmission module, a data input end of the RS232 interface circuit module is electrically connected with a tax control port of the tax control oiling machine and used for reading oiling data of the tax control oiling machine, a data output end of the RS232 interface circuit module is electrically connected with the microprocessor and used for transmitting the oiling data to the microprocessor, the microprocessor is used for caching the oiling data transmitted by the RS232 interface circuit module into the buffer and calling the oiling data cached in the buffer to transmit to the slave 433M wireless transmission module, the slave 433M wireless transmission module is used for wirelessly transmitting the oiling data transmitted by the microprocessor to the main 433M wireless transmission module, the main 433M wireless transmission module uploads the oiling data acquired by each data acquisition and transmission device to a server, and the DC-DC power supply module is used for providing working power supply for the RS232 interface circuit module, the microprocessor and the slave 433M wireless transmission module.
During the concrete implementation, can install each data acquisition transmission device respectively on each tax accuse tanker aircraft of filling station, install main 433M wireless transmission module in filling station can cover the place of whole filling station with the signal, such as filling station convenience store etc, can dock the tax control mouth of tax accuse tanker aircraft through data acquisition transmission device's RS232 interface circuit module, read out the refuel data of tax accuse tanker aircraft, and transmit for microprocessor, by microprocessor with refuel data cache to the buffer, and transfer the refuel data of buffering in the buffer and transmit for from 433M wireless transmission module, again by from 433M wireless transmission module with the wireless transmission module of the refuel data transmission that this data acquisition transmission device acquireed for main 433M wireless transmission module, can buffer the refuel data through the buffer, in order to prevent to take place data loss when communicating from 433M wireless transmission module, at last through main 433M wireless transmission module with the refuel data that each data acquisition transmission device gathered to upload to the server.
Through this system just can upload the data of refueling of each tax control tanker aircraft to the server in real time in the filling station to the realization is to the real time monitoring of each tax control tanker aircraft data of refueling in the filling station, from this, can avoid the difficult problem of tax control that traditional filling station tax control mode exists, has realized the dynamic supervision of filling station's the data of refueling, has improved the validity and the promptness of tax control tanker aircraft sales data management and control.
Optionally, as shown in fig. 2 to fig. 3, the RS232 interface circuit module includes an XL3232 interface chip and two DB9 interfaces, a data receiving end of each DB9 interface is used as a data acquiring end of the RS232 interface circuit module, a data sending end of each DB9 interface is electrically connected to a data input end of the XL3232 interface chip, and a data output end of the XL3232 interface chip is electrically connected to the microprocessor. During the concrete implementation, can dock the tax control mouth of two nozzle ends of tax control tanker aircraft respectively through two DB9 interfaces of RS232 interface circuit module and carry out the collection of the data of refueling, can dock two DB9 interfaces through XL3232 type interface chip and regularly separate the receipt data of refueling, then will refuel data transmission to microprocessor.
Optionally, as shown in fig. 4, a first status indicator lamp is connected to the data receiving end of the DB9 interface, and a second status indicator lamp is connected to the data sending end of the DB9 interface. In specific implementation, the data input and output states of the DB9 interface can be displayed through the first status indicator lamp and the second status indicator lamp, respectively, so as to determine the transmission state of the DB9 interface.
Optionally, as shown in fig. 5 to 7, the microprocessor uses an STM32F407VET6 type single chip microcomputer. The debugging port electricity of microprocessor is connected with the bluetooth module, the bluetooth module includes ECB02S1 type bluetooth module. And the clock signal end of the microprocessor is electrically connected with a crystal oscillator. When the method is specifically implemented, quick response processing of refueling data can be achieved through the STM32F407VET6 type single chip microcomputer. The debugging port of STM32F407VET6 type singlechip and ECB02S1 type bluetooth module, the bluetooth connection of debugging terminal and STM32F407VET6 type singlechip is established to the accessible bluetooth module, and then accomplishes the parameter debugging to STM32F407VET6 type singlechip. The STM32F407VET6 type single chip microcomputer is connected to a clock signal of a crystal oscillator to perform sequential logic processing.
Alternatively, as shown in fig. 8, the buffer adopts W25Q128 type flash memory chip. During specific implementation, the oil filling data can be cached by the W25Q128 type flash memory chip and called by the microprocessor, so that the oil filling data loss caused by the communication failure of the 433M wireless transmission module is prevented. The capacity of the chip is 128Mb, namely 16 Mbytes, and oiling data read-write of the W25Q128 type flash memory chip can be realized by using the SPI of the STM32F407VET6 type single chip microcomputer.
Optionally, as shown in fig. 9, the master 433M wireless transmission module and the slave 433M wireless transmission module each include an HW3000TR4 type wireless transceiver chip and an external antenna connected to each other. During specific implementation, wireless data can be received and transmitted through the external antenna, and data receiving and transmitting processing of the external antenna can be achieved through the HW3000TR4 type wireless receiving and transmitting chip. HW3000TR4 type wireless transceiver chip has low-power consumption, remote characteristics, supports high-speed transmission to have minimum volume and extremely high stability, its and STM32F407VET6 type singlechip can establish SPI communication, wherein: the IRQ pin is an interrupt output pin and outputs low level when interrupt is generated; the SCK pin is an SPI bus clock input pin; the SDO pin is an SPI bus MISO slave computer data output pin; the SDI pin is an SPI bus MOSI slave data input pin; the CSN pin is an SPI chip selection input pin.
Optionally, as shown in fig. 10 to fig. 11, the DC-DC power supply module includes an SGM61220 type DC-DC chip and an HT7533 type linear regulator chip, where the SGM61220 type DC-DC chip is configured to perform voltage reduction and conversion processing on an external DC power supply to obtain a 3.3V DC output power supply, and the HT7533 type linear regulator chip is configured to perform voltage regulation processing on the DC output power supply to obtain a linearly regulated 3.3V DC output power supply. As shown in fig. 12, the apparatus further includes a backup battery, and the backup battery is used for providing a backup 3.3V DC output power supply, so as to continuously and stably provide a 3.3V DC power supply for the data acquisition and transmission apparatus when a problem occurs in the power supply output of the DC-DC power supply module.
The present invention is not limited to the above-mentioned alternative embodiments, and various other products can be obtained by anyone under the teaching of the present invention. The above detailed description should not be taken as limiting the scope of the invention, which is defined by the appended claims, which are to be interpreted as illustrative of the scope of the invention.
Claims (10)
1. The utility model provides a tax control tanker aircraft data acquisition transmission system which characterized in that: the data acquisition and transmission device comprises a main 433M wireless transmission module and a plurality of data acquisition and transmission devices, wherein the data acquisition and transmission device comprises an RS232 interface circuit module, a DC-DC power supply module, a microprocessor, a buffer and a slave 433M wireless transmission module, the data input end of the RS232 interface circuit module is electrically connected with a tax control port of the tax control oiling machine and used for reading oiling data of the tax control oiling machine, the data output end of the RS232 interface circuit module is electrically connected with the microprocessor and used for transmitting the oiling data to the microprocessor, the microprocessor is used for caching the oiling data transmitted by the RS232 interface circuit module into the buffer and transferring the oiling data cached in the buffer to the slave 433M wireless transmission module, the slave 433M wireless transmission module is used for wirelessly transmitting the oiling data transmitted by the microprocessor to the main 433M wireless transmission module, the main 433M wireless transmission module uploads the oiling data acquired by each data acquisition and transmission device to a server, and the DC-DC power supply module is used for providing working power supplies for the RS232 interface circuit module, the microprocessor and the slave 433M wireless transmission module.
2. The tax-controlled fuel dispenser data acquisition and transmission system according to claim 1, wherein: the RS232 interface circuit module comprises an XL3232 type interface chip and two DB9 interfaces, a data receiving end of each DB9 interface is used as a data acquisition end of the RS232 interface circuit module, a data transmitting end of each DB9 interface is electrically connected with a data input end of the XL3232 type interface chip, and a data output end of the XL3232 type interface chip is electrically connected with a microprocessor.
3. The tax-controlled fuel dispenser data acquisition and transmission system according to claim 2, wherein: the data receiving end of the DB9 interface is connected with a first status indicator lamp, and the data sending end of the DB9 interface is connected with a second status indicator lamp.
4. The tax-controlled fuel dispenser data acquisition and transmission system according to claim 1, wherein: the microprocessor adopts an STM32F407VET6 type singlechip.
5. The tax-controlled fuel dispenser data acquisition and transmission system according to claim 4, wherein: the debugging port of the microprocessor is electrically connected with a Bluetooth module, and the Bluetooth module comprises an ECB02S1 type Bluetooth module.
6. The tax-controlled fuel dispenser data acquisition and transmission system according to claim 4, wherein: and the clock signal end of the microprocessor is electrically connected with a crystal oscillator.
7. The tax-controlled fuel dispenser data acquisition and transmission system according to claim 1, wherein: the buffer adopts W25Q128 type flash memory chip.
8. The tax-controlled fuel dispenser data acquisition and transmission system according to claim 1, wherein: the master 433M wireless transmission module and the slave 433M wireless transmission module both comprise HW3000TR4 type wireless receiving and transmitting chips and external antennas which are connected with each other.
9. The tax-controlled fuel dispenser data acquisition and transmission system according to claim 1, wherein: the DC-DC power supply module comprises an SGM61220 type DC-DC chip and an HT7533 type linear voltage stabilizing chip, wherein the SGM61220 type DC-DC chip is used for carrying out voltage reduction conversion processing on an external direct-current power supply to obtain a direct-current output power supply, and the HT7533 type linear voltage stabilizing chip is used for carrying out voltage stabilization processing on the direct-current output power supply.
10. The data acquisition and transmission system for a tax-controlled fuel dispenser according to claim 9, wherein: the device also comprises a standby battery which is used for providing standby direct current output power.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221691815.5U CN217543707U (en) | 2022-06-30 | 2022-06-30 | Tax-control oiling machine data acquisition and transmission system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221691815.5U CN217543707U (en) | 2022-06-30 | 2022-06-30 | Tax-control oiling machine data acquisition and transmission system |
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| CN217543707U true CN217543707U (en) | 2022-10-04 |
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| CN202221691815.5U Active CN217543707U (en) | 2022-06-30 | 2022-06-30 | Tax-control oiling machine data acquisition and transmission system |
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| CN (1) | CN217543707U (en) |
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- 2022-06-30 CN CN202221691815.5U patent/CN217543707U/en active Active
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