CN214751448U - Synchronous acquisition intelligent pressure transmitter based on satellite time service - Google Patents
Synchronous acquisition intelligent pressure transmitter based on satellite time service Download PDFInfo
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Abstract
The utility model belongs to the technical field of well site corollary equipment, especially, relate to a synchronous acquisition intelligence pressure transmitter based on satellite time service. The pressure transmitter combines the satellite time service with the pressure acquisition, wireless communication and other functional modules to form a novel pressure transmitter which can obviously improve the defect of asynchronous pressure data. The utility model provides a synchronous acquisition intelligence pressure transmitter based on satellite time service, including: the device comprises a microprocessor module, and a GPS module, a temperature sensing unit, a pressure sensing unit and a wireless communication module which are connected with the microprocessor module. Wherein, the microprocessor module adopts a chip with model MSP430F 4793; the model of the wireless communication module is LC-WX 1; the power module adopts a chip with the model of MCP 1257; the data storage module is a chip with the model number FM25CL 64; the download interface adopts a seven-row socket interface MHDR1X 7.
Description
Technical Field
The utility model belongs to the technical field of well site corollary equipment, especially, relate to a synchronous acquisition intelligence pressure transmitter based on satellite time service.
Background
In a production area of a well site, because each oil production well and each pipeline are far away and distributed relatively dispersedly, accurate collection by a pressure transmitter is needed in the processes of monitoring the pressure of the oil production well and performing multipoint comparative analysis (for example, monitoring the pressure change condition of a transmission medium, monitoring the working conditions of the pipelines to determine the working conditions in a comparative way and determining the position of a leakage point when leakage occurs). However, after further research, the inventor finds that in the actual production process, the environments and working conditions of the pressure transmitters are different, so that the data center cannot ensure the synchronism of the data transmitted and received from the pressure transmitters, which becomes a technical bottleneck for synchronous acquisition and comparative analysis of the pressure data of the well site, and needs to be solved by the technical personnel in the field.
Disclosure of Invention
The utility model provides a synchronous acquisition intelligence pressure transmitter based on satellite time service, this kind of pressure transmitter is through the combination with functional module such as satellite time service and pressure acquisition, wireless communication, has formed a can show the novel pressure transmitter who improves the asynchronous defect of pressure data.
In order to solve the technical problem, the utility model adopts the following technical scheme:
the utility model provides a synchronous acquisition intelligence pressure transmitter based on satellite time service, including: the system comprises a microprocessor module, a GPS module, a temperature sensing unit, a pressure sensing unit and a wireless communication module, wherein the GPS module, the temperature sensing unit, the pressure sensing unit and the wireless communication module are connected with the microprocessor module;
the microprocessor module adopts a chip with the model of MSP430F 4793; the UCA1TXD pin of the MSP430F4793 chip is connected with the TXDA pin of the GPS module; a UCA1RXD pin of the MSP430F4793 chip is connected with an RXDA pin of the GPS module; a CAOUT pin of the MSP430F4793 chip is connected with a TIMEPULSE pin of the GPS module; a P2.7 universal digital I/O pin of the MSP430F4793 chip is connected with a VCC-EN pin of the GPS module;
the A1.0+ pin of the MSP430F4793 chip is connected with the data output positive terminal of the temperature sensing unit; the A1.0-pin of the MSP430F4793 chip is connected with the data output negative end of the temperature sensing unit; a 4.7uf patch capacitor is also arranged between the A1.0+ pin of the MSP430F4793 chip and the A1.0-pin of the MSP430F4793 chip;
the A2.0+ pin of the MSP430F4793 chip is connected with the data output positive terminal of the pressure sensing unit through a first current-limiting resistor; the A2.0-pin of the MSP430F4793 chip is connected with the data output negative end of the pressure sensing unit through a second current-limiting resistor; a 4.7uf patch capacitor is also arranged between the A2.0+ pin of the MSP430F4793 chip and the A2.0-pin of the MSP430F4793 chip;
the model of the wireless communication module is LC-WX 1; the VCC pin of the wireless communication module LC-WX1 is connected with a 3.3V direct current power supply; the GND pin of the wireless communication module LC-WX1 is grounded; the TXD pin of the wireless communication module LC-WX1 is connected with the UCA0RXD pin of the MSP430F4793 chip; the RXD pin of the wireless communication module LC-WX1 is connected with the UCA0TXD pin of the MSP430F4793 chip; a P1.3 pin of the wireless communication module LC-WX1 is connected with a P1.0 pin of the MSP430F4793 chip; the P2.0 pin of the wireless communication module LC-WX1 is connected with the P1.1 pin of the MSP430F4793 chip.
Further preferably, the method further comprises the following steps: a power supply module;
the power supply module adopts a chip with the model of MCP 1257; the VIN pin of the MCP1257 chip is connected with a 3.3V direct-current power supply; of MCP1257 chips
The pin is connected with a P8.2 pin of the MSP430F4793 chip; a Sleep pin of the MCP1257 chip is connected with a P8.3 pin of the MSP430F4793 chip.
Further preferably, the voltage regulator further comprises a 5V reference boosting interface connected with a VOUT pin of the power module MCP1257 chip;
the 5V reference boosting interface is used for boosting the output voltage of the power supply module into 5V reference voltage.
Further preferably, the method further comprises the following steps: a data storage module;
the data storage module is a chip with the model number of FM25CL 64; the VSS pin of the FM25CL64 chip is grounded; the VDD pin of the FM25CL64 chip is connected with a 3.3V direct current power supply; of FM25CL64 chips
The pin is connected with a P3.5 pin of the MSP430F4793 chip; the SO pin of the FM25CL64 chip is connected with the UCB0SDA pin of the MSP430F4793 chip; of FM25CL64 chips
The pin is connected with a P3.6 pin of the MSP430F4793 chip; of FM25CL64 chips
The pin is connected with a P3.4 pin of the MSP430F4793 chip; the SCK pin of the FM25CL64 chip is connected with the UCA0STE pin of the MSP430F4793 chip; the SI pin of the FM25CL64 chip is connected to the UCB0SCL pin of the MSP430F4793 chip.
Further preferably, the method further comprises the following steps: a download interface;
the download interface adopts a seven-row socket interface MHDR1X 7; the GND pins of the seven-row socket interface MHDR1X7 are grounded; TDO pins of the seven-row socket interface MHDR1X7 are connected with the TDO pins of the MSP430F4793 chip; the TDI pin of the seven-row socket interface MHDR1X7 is connected with the TDI pin of the MSP430F4793 chip; the TMS pin of the seven-row socket interface MHDR1X7 is connected with the TMS pin of the MSP430F4793 chip; the TCK pin of the seven-row socket interface MHDR1X7 is connected with the TCK pin of the MSP430F4793 chip; RST pin of seven-row socket interface MHDR1X7 and MSP430F4793 chip
The pins are connected.
Further preferably, the method further comprises the following steps: a reset circuit and a display unit module; the reset circuit is used for providing reset initialization for the microprocessor module, and the display unit module is used for displaying data output by the microprocessor module.
The utility model provides a synchronous acquisition intelligent pressure transmitter based on satellite time service, which comprises a microprocessor module, a GPS module, a temperature sensing unit, a pressure sensing unit, a wireless communication module, a power module, a 5V reference boosting interface, a data storage module, a download interface reset circuit and a display unit module; the synchronous acquisition intelligent pressure transmitter based on satellite time service, which has the structural characteristics, has the following advantages compared with the existing pressure transmitter:
1. the satellite pressure transmitter has a satellite time service and timing function, and the synchronism of pressure data of different pressure transmitters is fundamentally ensured;
2. the abnormal pressure alarm remote transmission function is achieved;
3. the wireless remote communication function is provided;
4. the frequency division acquisition function is realized.
Drawings
The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the following drawings:
FIG. 1 is a schematic structural view of a synchronous acquisition intelligent pressure transmitter based on satellite time service provided by the present invention;
FIG. 2 is an electrical schematic diagram of a microprocessor module in the synchronous acquisition intelligent pressure transmitter based on satellite time service provided by the present invention;
FIG. 3 is an electrical schematic diagram of a wireless communication module in the synchronous acquisition intelligent pressure transmitter based on satellite time service;
FIG. 4 is an electrical schematic diagram of a power module in the synchronous acquisition intelligent pressure transmitter based on satellite time service;
FIG. 5 is an electrical schematic diagram of a data storage module in the synchronous acquisition intelligent pressure transmitter based on satellite time service;
figure 6 is the utility model provides a download interface's electrical schematic diagram among the synchronous acquisition intelligence pressure transmitter based on satellite time service.
Detailed Description
The utility model provides a synchronous acquisition intelligence pressure transmitter based on satellite time service, this kind of pressure transmitter is through the combination with functional module such as satellite time service and pressure acquisition, wireless communication, has formed a can show the novel pressure transmitter who improves the asynchronous defect of pressure data.
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
In the description of the present invention, it is to be understood that the terms "length", "width", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are merely for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. In addition, in the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.
The utility model provides a synchronous acquisition intelligence pressure transmitter based on satellite time service, as shown in FIG. 1, this kind of synchronous acquisition intelligence pressure transmitter based on satellite time service is including: the device comprises a microprocessor module, and a GPS module, a temperature sensing unit, a pressure sensing unit and a wireless communication module which are connected with the microprocessor module.
Wherein, the microprocessor module adopts a chip with model MSP430F 4793. Specifically, as shown in fig. 2, fig. 2 is an electrical schematic diagram of a microprocessor module MSP430F4793 chip. Notably, the MSP430F4793 chip is a 16-bit, precision instruction-based design mixed-signal processor with greater ease of use and lower power consumption cost (multiple wake-up modes); in addition, the MSP430F4793 chip is highly integrated and can provide a wide range of highly efficient analog and digital peripherals.
A UCA1TXD pin of the MSP430F4793 chip is connected with a TXDA pin of the GPS module; a UCA1RXD pin of the MSP430F4793 chip is connected with an RXDA pin of the GPS module; a CAOUT pin of the MSP430F4793 chip is connected with a TIMEPULSE pin of the GPS module; the P2.7 universal digital I/O pin of the MSP430F4793 chip is connected with the VCC-EN pin of the GPS module. The A1.0+ pin of the MSP430F4793 chip is connected with the data output positive terminal of the temperature sensing unit; the A1.0-pin of the MSP430F4793 chip is connected with the data output negative end of the temperature sensing unit; the A2.0+ pin of the MSP430F4793 chip is connected with the data output positive terminal of the pressure sensing unit through a first current-limiting resistor; and the A2.0-pin of the MSP430F4793 chip is connected with the negative data output end of the pressure sensing unit through a second current-limiting resistor.
In addition, it should be added that a 4.7uf patch capacitor is further disposed between the a1.0+ pin of the MSP430F4793 chip and the a 1.0-pin of the MSP430F4793 chip; a4.7 uf patch capacitor is also arranged between the A2.0+ pin of the MSP430F4793 chip and the A2.0-pin of the MSP430F4793 chip.
As shown in fig. 3, fig. 3 is an electrical schematic diagram of a wireless communication module of type LC-WX 1. It is worth noting that the wireless communication module of the LC-WX1 type realizes the communication connection between the microprocessor module MSP430F4793 chip and a data center (for example, terminal devices such as an RTU, a PLC, and an industrial personal computer) through diversified interfaces and solidified integrated software control, and finally realizes the remote transparent transmission of pressure data. The VCC pin of the wireless communication module LC-WX1 is connected with a 3.3V direct current power supply; the GND pin of the wireless communication module LC-WX1 is grounded; the TXD pin of the wireless communication module LC-WX1 is connected with the UCA0RXD pin of the MSP430F4793 chip; the RXD pin of the wireless communication module LC-WX1 is connected with the UCA0TXD pin of the MSP430F4793 chip; a P1.3 pin of the wireless communication module LC-WX1 is connected with a P1.0 pin of the MSP430F4793 chip; the P2.0 pin of the wireless communication module LC-WX1 is connected with the P1.1 pin of the MSP430F4793 chip.
Further, as the utility model discloses a comparatively preferred embodiment, still including in the synchronous collection intelligence pressure transmitter based on the satellite time service: the device comprises a power module, a data storage module and a download interface.
Specifically, as shown in fig. 4, fig. 4 is an electrical schematic diagram of a power module with a chip model of MCP 1257. The power module of the MCP1257 chip belongs to an inductionless positive voltage stabilized charge pump DC/DC converter which can convert an input voltage of 1.8V to 3.6V into a stable output voltage of 3.3V. In addition, the power module has functions of overheat protection and short-circuit protection, can provide two packaging forms of a 10-pin MSOP and a 10-pin 3 mm' 3mm DFN, and can normally operate in a temperature range of-40 ℃ to +125 ℃. The VIN pin of the MCP1257 chip is connected with a 3.3V direct-current power supply; of MCP1257 chips
Pin and MSP430F4793 the P8.2 pin of the chip is connected; a Sleep pin of the MCP1257 chip is connected with a P8.3 pin of the MSP430F4793 chip.
As shown in fig. 5, fig. 5 is an electrical schematic diagram of a data storage module with a chip model FM25CL 64. The FM25CL64 data storage module belongs to a 64Kb data storage with high reliability (hardware write protection/software write protection, power failure protection), unlimited read-write times and ferroelectric processing technology, the structure capacity can reach 8192 x 8 bits, the power failure data can be kept for 10 years under the environment working condition of 85 ℃, and the data storage module has a rapid serial peripheral interface protocol (SPI), and the maximum transmission speed can reach the bus speed of 20M. Specifically, the VSS pin of the FM25CL64 chip is grounded; the VDD pin of the FM25CL64 chip is connected with a 3.3V direct current power supply; of FM25CL64 chips
The pin is connected with a P3.5 pin of the MSP430F4793 chip; the SO pin of the FM25CL64 chip is connected with the UCB0SDA pin of the MSP430F4793 chip; of FM25CL64 chips
The pin is connected with a P3.6 pin of the MSP430F4793 chip; of FM25CL64 chips
The pin is connected with a P3.4 pin of the MSP430F4793 chip; the SCK pin of the FM25CL64 chip is connected with the UCA0STE pin of the MSP430F4793 chip; the SI pin of the FM25CL64 chip is connected to the UCB0SCL pin of the MSP430F4793 chip.
As shown in fig. 6, fig. 6 is an electrical schematic diagram of a download interface using MHDR1X7 seven-row socket interface. The GND pins of the seven-row socket interface MHDR1X7 are grounded; TDO pins of the seven-row socket interface MHDR1X7 are connected with the TDO pins of the MSP430F4793 chip; the TDI pin of the seven-row socket interface MHDR1X7 is connected with the TDI pin of the MSP430F4793 chip; the TMS pin of the seven-row socket interface MHDR1X7 is connected with the TMS pin of the MSP430F4793 chip; the TCK pin of the seven-row socket interface MHDR1X7 is connected with the TCK pin of the MSP430F4793 chip; seven-row socketInterfacing MHDR1X7 RST pin with MSP430F4793 chip
The pins are connected.
The working process of the satellite time service-based synchronous acquisition intelligent pressure transmitter with the structural characteristics is further described in the following manner by combining the attached drawings. Firstly, a power supply module supplies power to the whole circuit of the synchronous acquisition intelligent pressure transmitter; after the power is switched on, the microprocessor module is initialized and starts to operate; then, the GPS module is used for acquiring data of satellite timing; after the satellite timing is finished, the microprocessor module receives timing (data) and obtains the time of the satellite timing; then, the microprocessor starts acquisition to realize data acquisition and processing of the temperature sensing unit and the pressure sensing unit, and the temperature data, the pressure data and the satellite timing time data are converted into a data storage module; and after the stored data reach the quantity set by the user and form a complete data packet, the microprocessor transparently transmits the complete data packet to the data center through the wireless communication module, so that the whole working process is completed.
In addition, it should be added that, as a preferred embodiment of the present invention, the synchronous acquisition intelligent pressure transmitter of the present invention further includes a 5V reference boosting interface; the 5V reference boost interface is connected to a VOUT pin of the MCP1257 chip, and is configured to boost an output voltage of the power module to a 5V reference voltage (for example, the 5V reference voltage may be used to provide a reference operating voltage for the temperature sensing unit and the pressure sensing unit, which are required by the normal operation of the temperature sensing unit and the pressure sensing unit). And an expandable circuit unit including a reset circuit, a display unit module; the reset circuit is used for providing reset initialization for the microprocessor module; and the display unit module is used for displaying the data output by the microprocessor module.
The utility model provides a synchronous acquisition intelligent pressure transmitter based on satellite time service, which comprises a microprocessor module, a GPS module, a temperature sensing unit, a pressure sensing unit, a wireless communication module, a power module, a 5V reference boosting interface, a data storage module, a download interface reset circuit and a display unit module; the synchronous acquisition intelligent pressure transmitter based on satellite time service, which has the structural characteristics, has the following advantages compared with the existing pressure transmitter:
1. the satellite pressure transmitter has a satellite time service and timing function, and the synchronism of pressure data of different pressure transmitters is fundamentally ensured;
2. the abnormal pressure alarm remote transmission function is achieved;
3. the wireless remote communication function is provided;
4. the frequency division acquisition function is realized.
The above description is only for the specific embodiments of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art can easily think of the changes or substitutions within the technical scope of the present invention, and all should be covered within the protection scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (6)
1. The utility model provides a synchronous acquisition intelligence pressure transmitter based on satellite time service which characterized in that, including: the system comprises a microprocessor module, a GPS module, a temperature sensing unit, a pressure sensing unit and a wireless communication module, wherein the GPS module, the temperature sensing unit, the pressure sensing unit and the wireless communication module are connected with the microprocessor module;
the microprocessor module adopts a chip with the model of MSP430F 4793; the UCA1TXD pin of the MSP430F4793 chip is connected with the TXDA pin of the GPS module; a UCA1RXD pin of the MSP430F4793 chip is connected with an RXDA pin of the GPS module; a CAOUT pin of the MSP430F4793 chip is connected with a TIMEPULSE pin of the GPS module; a P2.7 universal digital I/O pin of the MSP430F4793 chip is connected with a VCC-EN pin of the GPS module;
the A1.0+ pin of the MSP430F4793 chip is connected with the data output positive terminal of the temperature sensing unit; the A1.0-pin of the MSP430F4793 chip is connected with the data output negative end of the temperature sensing unit; a 4.7uf patch capacitor is also arranged between the A1.0+ pin of the MSP430F4793 chip and the A1.0-pin of the MSP430F4793 chip;
the A2.0+ pin of the MSP430F4793 chip is connected with the data output positive terminal of the pressure sensing unit through a first current-limiting resistor; the A2.0-pin of the MSP430F4793 chip is connected with the data output negative end of the pressure sensing unit through a second current-limiting resistor; a 4.7uf patch capacitor is also arranged between the A2.0+ pin of the MSP430F4793 chip and the A2.0-pin of the MSP430F4793 chip;
the model of the wireless communication module is LC-WX 1; the VCC pin of the wireless communication module LC-WX1 is connected with a 3.3V direct current power supply; the GND pin of the wireless communication module LC-WX1 is grounded; the TXD pin of the wireless communication module LC-WX1 is connected with the UCA0RXD pin of the MSP430F4793 chip; the RXD pin of the wireless communication module LC-WX1 is connected with the UCA0TXD pin of the MSP430F4793 chip; a P1.3 pin of the wireless communication module LC-WX1 is connected with a P1.0 pin of the MSP430F4793 chip; the P2.0 pin of the wireless communication module LC-WX1 is connected with the P1.1 pin of the MSP430F4793 chip.
2. The synchronous acquisition intelligent pressure transmitter based on satellite time service of claim 1, further comprising: a power supply module;
the power supply module adopts a chip with the model of MCP 1257; the VIN pin of the MCP1257 chip is connected with a 3.3V direct-current power supply; of MCP1257 chips
The pin is connected with a P8.2 pin of the MSP430F4793 chip; a Sleep pin of the MCP1257 chip is connected with a P8.3 pin of the MSP430F4793 chip.
3. The synchronous acquisition intelligent pressure transmitter based on satellite time service is characterized by further comprising a 5V reference boosting interface connected with a VOUT pin of a power module MCP1257 chip;
the 5V reference boosting interface is used for boosting the output voltage of the power supply module into 5V reference voltage.
4. The synchronous acquisition intelligent pressure transmitter based on satellite time service of claim 1, further comprising: a data storage module;
the data storage module is a chip with the model number of FM25CL 64; the VSS pin of the FM25CL64 chip is grounded; the VDD pin of the FM25CL64 chip is connected with a 3.3V direct current power supply; of FM25CL64 chips
The pin is connected with a P3.5 pin of the MSP430F4793 chip; the SO pin of the FM25CL64 chip is connected with the UCB0SDA pin of the MSP430F4793 chip; of FM25CL64 chips
The pin is connected with a P3.6 pin of the MSP430F4793 chip; of FM25CL64 chips
The pin is connected with a P3.4 pin of the MSP430F4793 chip; the SCK pin of the FM25CL64 chip is connected with the UCA0STE pin of the MSP430F4793 chip; the SI pin of the FM25CL64 chip is connected to the UCB0SCL pin of the MSP430F4793 chip.
5. The synchronous acquisition intelligent pressure transmitter based on satellite time service of claim 1, further comprising: a download interface;
the download interface adopts a seven-row socket interface MHDR1X 7; the GND pins of the seven-row socket interface MHDR1X7 are grounded; TDO pins of the seven-row socket interface MHDR1X7 are connected with the TDO pins of the MSP430F4793 chip; the TDI pin of the seven-row socket interface MHDR1X7 is connected with the TDI pin of the MSP430F4793 chip; the TMS pin of the seven-row socket interface MHDR1X7 is connected with the TMS pin of the MSP430F4793 chip; the TCK pin of the seven-row socket interface MHDR1X7 is connected with the TCK pin of the MSP430F4793 chip; RST pin of seven-row socket interface MHDR1X7 and MSP430F4793 chip
The pins are connected.
6. The synchronous acquisition intelligent pressure transmitter based on satellite time service of claim 1, further comprising: a reset circuit and a display unit module; the reset circuit is used for providing reset initialization for the microprocessor module, and the display unit module is used for displaying data output by the microprocessor module.
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