CN200959165Y - Explosion-proof wireless pump signal collector - Google Patents
Explosion-proof wireless pump signal collector Download PDFInfo
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- CN200959165Y CN200959165Y CN 200620044992 CN200620044992U CN200959165Y CN 200959165 Y CN200959165 Y CN 200959165Y CN 200620044992 CN200620044992 CN 200620044992 CN 200620044992 U CN200620044992 U CN 200620044992U CN 200959165 Y CN200959165 Y CN 200959165Y
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Abstract
The utility model relates to an explosion prevention type acquisition equipment for wireless pump pulse signal, which is characterized in that: at least one wireless pump pulse sensor node is connected with a base station signal receiving part through the wireless transmission. The wireless pump pulse sensor node comprises a safe isolated gate circuit, a microprocessor U 1, RF receiving and dispatching module U3 and an electrical source circuit U4. The base station signal receiving part comprises a microprocessor module U5, a RF receiving and dispatching module U3 and a computer interface circuit. The RF receiving and dispatching module U3 is composed of a radio frequency receiving and dispatching CMOS chip and a SPI interface. The utility model has the advantages of be wireless transmission as well as simple installation and maintenance.
Description
Technical field
The utility model relates to the wireless pump stroke signal harvester of a kind of explosion-proof type, can be used for the collection of oil field pump stroke signal, belongs to pump stroke signal acquisition technique field.
Background technology
Wireless senser is to integrate sensor and actor, controller and communicator, the resource-constrained embedded device that integrates sensing and drive controlling ability, computer capacity, communication capacity, various monitoring target information in monitoring in real time, perception and the collection network distributed areas, and these information are handled, send the user who needs these information to.
Pump towards sensor as an important component part in the oil drilling monitoring system, wired mode is all adopted in collection transmission for data, this mode mainly is by the fieldbus mode pump to be realized remote concentrated controling management in real time towards sensor, be pump towards sensor in actual applications, to be connected with the data acquisition equipment or the computer system of monitoring center by lead, not only workload is big, and installation and maintenance gets up also to need a large amount of funds, when monitoring target position change or actual environment can't connect up, transmission just can not realize simultaneously.
Summary of the invention
The purpose of this utility model provides a kind of wireless pump stroke signal harvester of explosion-proof type that adopts wireless transmission.
For realizing above purpose, the technical solution of the utility model provides the wireless pump stroke signal harvester of a kind of explosion-proof type, it is characterized in that, is connected with the base station signal receiving unit by wireless transmission towards sensor node by at least one wireless pump.
Described wireless pump comprises safe isolated gate circuit towards sensor node, microprocessor U1, RF transceiver module U3 and power circuit U4, safe isolated gate circuit respectively with 1 of microprocessor U1,2,3 are connected with 11 pin, 40 of microprocessor U1,41 pin and switch port JP1 and resistance R 1, switch port JP2 is connected with the program burn writing device that R2 connects to form, 14 pin of microprocessor U1,26 pin, 27 pin, 30 pin and 36-39 pin respectively with 7 pin of RF transceiver module U3,9 pin, 8 pin, 12 pin, be connected with the 4-7 pin, 20 of microprocessor U1,34 pin and 21,35 pin are in parallel with capacitor C 14-C16,32 of microprocessor U1,33 pin are in parallel with crystal oscillator Y1,15 pin of microprocessor U1 are in parallel with reset control chip U2 and switch RESET, the 9-10 pin of microprocessor U1 is connected with capacitor C 11-C13 respectively, 4 of microprocessor U1,7 pin are connected with resistance R 4 with resistance R 3 backs in parallel, the 5-6 pin of microprocessor U1 is in parallel with capacitor C 8-C10, capacitor C 9 is by resistance R 5, magnetic bead BEAD is connected with capacitor C 8, power circuit U4 respectively with safety isolated gate circuit, microprocessor U1 is connected with RF transceiver module U3.
Described base station signal receiving unit is by comprising microprocessor module U5, RF transceiver module U3 and computer interface circuit, 8 of microprocessor module U5,9 pin are connected back and crystal oscillator Y1 parallel connection with the capacitor C 5-C6 of series connection, 1 of microprocessor module U5,5 pin, the 11-12 pin, the 17-18 pin is connected with the computer interface circuit respectively, the 11-12 pin of microprocessor module U5 connects resistance R 6 and R7 simultaneously, 10 of microprocessor module U5,14,13,16, the 22-24 pin respectively with the 9-12 pin of RF transceiver module U3, the 3-5 pin connects, 21 pin of microprocessor module U5 are connected with capacitor C 4, the 1-2 pin of RF transceiver module U3 is connected with capacitor C 3, and 18 pin of microprocessor module U5 are connected the back and are connected with the computer interface circuit with 13 pin of RF transceiver module U3.
The utility model obtains pump towards sensor pulse electrical signal converts the digital signal that needs to, utilize wireless radio-frequency simultaneously, transfer data to the base station, by base station process discriminating data computing, for the user provides relevant technical parameter and analysis result, because wireless pump combines safe isolated gate and wireless transmission method towards sensor node, make this product can be in the oil field etc. have damp and the occasion that can't connect up is used, overcome the new pump of difficult increase simultaneously towards sensor or when a plurality of users use same pump stroke signal, need the drawback of rewiring, make easier installation of sensor and replacing.
The utility model has the advantages that the employing wireless transmission, installation and maintenance is simple.
Description of drawings
Fig. 1 is the wireless pump stroke signal harvester of an explosion-proof type structural representation;
Fig. 2 is that the wireless pump of explosion-proof type is towards the former road figure of sensor node circuit;
Fig. 3 is the former road figure of base station signal receiving unit circuit;
Fig. 4 is that the wireless pump of explosion-proof type is towards sensor node radiating circuit MCU flow chart;
Fig. 5 is a base station receiving circuit MCU flow chart.
Embodiment
The utility model is described in further detail below in conjunction with drawings and Examples.
Embodiment
As shown in Figure 1, be the wireless pump stroke signal harvester of explosion-proof type structural representation, described explosion-proof type is wireless, and the pump stroke signal harvester is connected with base station signal receiving unit 2 by wireless transmission towards sensor node 1 by at least one wireless pump.
As shown in Figure 2, for wireless pump towards the former road figure of sensor node circuit, described wireless pump comprises safe isolated gate circuit towards sensor node 1, microprocessor U1, RF transceiver module U3 and power circuit U4, safe isolated gate circuit respectively with 1 of microprocessor U1,2,3 are connected with 11 pin, 40 of microprocessor U1,41 pin and switch port JP1 and resistance R 1, switch port JP2 is connected with the program burn writing device that R2 connects to form, 14 pin of microprocessor U1,26 pin, 27 pin, 30 pin and 36-39 pin respectively with 7 pin of RF transceiver module U3,9 pin, 8 pin, 12 pin, be connected with the 4-7 pin, 20 of microprocessor U1,34 pin and 21,35 pin are in parallel with capacitor C 14-C16,32 of microprocessor U1,33 pin are in parallel with crystal oscillator Y1,15 pin of microprocessor U1 are in parallel with reset control chip U2 and switch RESET, the 9-10 pin of microprocessor U1 is connected with capacitor C 11-C13 respectively, 4 of microprocessor U1,7 pin are connected with resistance R 4 with resistance R 3 backs in parallel, the 5-6 pin of microprocessor U1 is in parallel with capacitor C 8-C10, capacitor C 9 is by resistance R 5, magnetic bead BEAD is connected with capacitor C 8, power circuit U4 respectively with safety isolated gate circuit, microprocessor U1 is connected with RF transceiver module U3.
Y1 is the external crystal oscillator of microcontroller, the clock frequency of control circuit.U2 is the control chip that resets of circuit, realize resetting by shift knob to node circuit, by resistance R 3, R4, for producing an external reference voltage, realization is to the comparison of Sensor Analog Relay System input signal, and JP1, R1, JP2 and R2 linkable program fever writes realize download/mode and emulation to chip program, under the normal operation, JP1 and JP2 disconnect.The electric capacity that is connect between power end and the ground end is system's power supply decoupling capacitor, improves the anti-interference of system.BEAD is a magnetic bead, is anti-interference element, improves the anti-interference of system.
As shown in Figure 3, be the former road figure of base station signal receiving unit circuit, described base station signal receiving unit 2 comprises microprocessor module U5, RF transceiver module U3 and computer interface circuit, 8 of microprocessor module U5,9 pin are connected back and crystal oscillator Y1 parallel connection with the capacitor C 5-C6 of series connection, 1 of microprocessor module U5,5 pin, the 11-12 pin, the 17-18 pin is connected with the computer interface circuit respectively, the 11-12 pin of microprocessor module U5 connects resistance R 6 and R7 simultaneously, 10 of microprocessor module U5,14,13,16, the 22-24 pin respectively with the 9-12 pin of RF transceiver module U3, the 3-5 pin connects, 21 pin of microprocessor module U5 are connected with capacitor C 4, the 1-2 pin of RF transceiver module U3 is connected with capacitor C 3, and 18 pin of microprocessor module U5 are connected the back and are connected with the computer interface circuit with 13 pin of RF transceiver module U3.
Described RF transceiver module U3 is made up of rf chip and SPI interface, all configuration words of microcontroller U1 all are to give rf chip by the SPI interface, just in time realize being electrically connected of this interface and microcontroller by the SPI interface, the 22-24 pin of microcontroller U5 connects the 3 pin TXEN of RF transceiver module U3 respectively, 5 pin PWR and 4 pin TRX_CE realize radio frequency chip operation pattern is controlled, 14 of microcontroller U5,13 pin and 16 pin are connected the 10 pin MISO (controlled output is imported in master control) of radio frequency chip respectively, 11 pin MOSI (the output-controlled input of master control) and 12 pin SCK (serial clock) constitute the SPI interface circuit, realize the data communication between microcontroller U5 and the RF transceiver module U3.
As described in Figure 4, for wireless pump towards sensor node launching procedure block diagram, the safe isolated gate two paths of signals of 90 ° of A, the B phase angle differences of autobiography sensor in the future carries out safe handling and delivers to microprocessor U1 later on signal is carried out pulse numeration, adaptive processing and digital filtering, microprocessor U1 is responsible for the initialization to RF transceiver module U3, and by microcontroller U1 to the conversion after data differentiate, compare with a preceding sensor output signal, if it is different, then, chronologically node address and transmission data are passed to RF transceiver module U3 by the SPI interface.Otherwise preservation data.The RF transceiver module is responsible for sending signal to base station signal receiving unit 2, realizes communication tasks such as the reception of data and transmission by control RF transceiver module U3.
Fig. 5 is a base station receiving circuit MCU flow chart; After the RF of base station signal receiving unit 2 transceiver module U3 receives the radiofrequency signal that sends in the zones of different, carry out demodulation, by its SPI mouth, data are moved on in the microcontroller U5 then with certain speed.Microcontroller U5 utilizes external interface circuit simultaneously, and the digital sensor signal is transferred to the computing machine output signal.
The whole system operation mode is divided into two kinds: non real-time monitoring and monitoring in real time.
The non real-time monitoring is meant that the wireless pump stroke signal acquisition system of explosion-proof type utilization in the ordinary course of things is deployed in the wireless sensor node 1 in the zones of different, at set intervals, with the sensor signal that collects, send to aggregation node, aggregation node is handled the data from proximity sense, then the result is sent to base station signal receiving unit 2.
Monitoring in real time is meant: when the wireless sensor node 1 in the wireless pump stroke signal acquisition system of explosion-proof type detects transducing signal and changes, according to the strategy of setting monitoring target is carried out continuous intensive monitoring, and monitoring result is carried out sending to base station signal receiving unit 2 immediately after the pre-service via aggregation node.
Because the power circuit of sensor node mainly relies on powered battery, for the harmony that guarantees that each sensor energy consumes, aggregation node will be taken in turn by each sensor node.
Claims (4)
1. the wireless pump stroke signal harvester of explosion-proof type is characterized in that, is connected with base station signal receiving unit (2) by wireless transmission towards sensor node (1) by at least one wireless pump.
2. the wireless pump stroke signal harvester of explosion-proof type according to claim 1, it is characterized in that, described wireless pump comprises safe isolated gate circuit towards sensor node (1), microprocessor U1, RF transceiver module U3 and power circuit U4, safe isolated gate circuit respectively with 1 of microprocessor U1,2,3 are connected with 11 pin, 40 of microprocessor U1,41 pin and switch port JP1 and resistance R 1, switch port JP2 is connected with the program burn writing device that R2 connects to form, 14 pin of microprocessor U1,26 pin, 27 pin, 30 pin and 36-39 pin respectively with 7 pin of RF transceiver module U3,9 pin, 8 pin, 12 pin, be connected with the 4-7 pin, 20 of microprocessor U1,34 pin and 21,35 pin are in parallel with capacitor C 14-C16,32 of microprocessor U1,33 pin are in parallel with crystal oscillator Y1,15 pin of microprocessor U1 are in parallel with reset control chip U2 and switch RESET, the 9-10 pin of microprocessor U1 is connected with capacitor C 11-C13 respectively, 4 of microprocessor U1,7 pin are connected with resistance R 4 with resistance R 3 backs in parallel, the 5-6 pin of microprocessor U1 is in parallel with capacitor C 8-C10, capacitor C 9 is by resistance R 5, magnetic bead BEAD is connected with capacitor C 8, power circuit U4 respectively with safety isolated gate circuit, microprocessor U1 is connected with RF transceiver module U3.
3. the wireless pump stroke signal harvester of explosion-proof type according to claim 1, it is characterized in that, described base station signal receiving unit (2) comprises microprocessor module U5, RF transceiver module U3 and computer interface circuit, 8 of microprocessor module U5,9 pin are connected back and crystal oscillator Y1 parallel connection with the capacitor C 5-C6 of series connection, 1 of microprocessor module U5,5 pin, the 11-12 pin, the 17-18 pin is connected with the computer interface circuit respectively, the 11-12 pin of microprocessor module U5 connects resistance R 6 and R7 simultaneously, 10 of microprocessor module U5,14,13,16, the 22-24 pin respectively with the 9-12 pin of RF transceiver module U3, the 3-5 pin connects, 21 pin of microprocessor module U5 are connected with capacitor C 4, the 1-2 pin of RF transceiver module U3 is connected with capacitor C 3, and 18 pin of microprocessor module U5 are connected the back and are connected with the computer interface circuit with 13 pin of RF transceiver module U3.
4. according to claim 2 or the wireless pump stroke signal harvester of 3 described explosion-proof types, it is characterized in that described RF transceiver module U3 is made up of rf chip and SPI interface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620044992 CN200959165Y (en) | 2006-08-21 | 2006-08-21 | Explosion-proof wireless pump signal collector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620044992 CN200959165Y (en) | 2006-08-21 | 2006-08-21 | Explosion-proof wireless pump signal collector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN200959165Y true CN200959165Y (en) | 2007-10-10 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200620044992 Expired - Fee Related CN200959165Y (en) | 2006-08-21 | 2006-08-21 | Explosion-proof wireless pump signal collector |
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| CN (1) | CN200959165Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102252711A (en) * | 2010-05-21 | 2011-11-23 | 沈阳新邮通信设备有限公司 | Wireless sensor and sensing system |
-
2006
- 2006-08-21 CN CN 200620044992 patent/CN200959165Y/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102252711A (en) * | 2010-05-21 | 2011-11-23 | 沈阳新邮通信设备有限公司 | Wireless sensor and sensing system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee |
Owner name: SHANGHAI SK PETROLEUM & CHEMICAL EQUIPMENT CORPORA Free format text: FORMER NAME OR ADDRESS: SHENKAI SICENCE AND TECHNOLOGY ENGINEERING CO., LTD., SHANGHAI; PATENTEE |
|
| CP01 | Change in the name or title of a patent holder |
Address after: 201114, Shanghai, Minhang District Pu Xing Road No. 1769 Co-patentee after: Shanghai Shenkai Petroleum Sci-Tech Co., Ltd. Patentee after: Shanghai Shenkai Petroleum & Chemical Equipment Corporation Ltd. Address before: 201114, Shanghai, Minhang District Pu Xing Road No. 1769 Co-patentee before: Shanghai Shenkai Petroleum Sci-Tech Co., Ltd. Patentee before: Shenkai Science and Technology Engineering Co., Ltd., Shanghai |
|
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20071010 Termination date: 20110821 |