CN2891130Y - Low power consumption wireless pressure and temperature transmitter - Google Patents
Low power consumption wireless pressure and temperature transmitter Download PDFInfo
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- CN2891130Y CN2891130Y CN 200620025949 CN200620025949U CN2891130Y CN 2891130 Y CN2891130 Y CN 2891130Y CN 200620025949 CN200620025949 CN 200620025949 CN 200620025949 U CN200620025949 U CN 200620025949U CN 2891130 Y CN2891130 Y CN 2891130Y
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Abstract
The utility model discloses a micro-power wireless pressure temperature transmitter comprising a control circuit, a signal opsonic circuit connected with the control circuit, a sensing element connected with the signal opsonic circuit, a wireless communication circuit which is two-way connected with the control circuit, and a accurate power management circuit which is connected with the power source, two-way connected with the control circuit, and supplies the power for the control circuit, the wireless communication circuit, the signal opsonic circuit and the sensing element. The power is the primary cell. The utility model adopts the wireless data transmission mode to solve the problems that the work-over treatment is influenced by the cable, the cable is easy to break, the device reliability is bad and the interface is easily influent; the utility model adopts the primary cell to keep endurance; the device is under low-power consumption state; the utility model adopts precise power management technology, and the unused module is closed; a plurality of devices can work at the same time without interference; the utility model inspects the electric quantity of the cell, and it automatically alarms when the electric quantity is low.
Description
Technical field
The utility model relates to a kind of device of petroleum recovering subsidiary technology, particularly relate to a kind ofly can overcome that the existing cable frangibility of cable type pressure and temp transmitter, equipment dependability are poor, the interface micro power consumption wireless pressure and temp transmitter of problem such as water inlet easily.
Background technology
In petroleum recovering, linear pressure, temperature transmitter have generally been adopted in oil well pressure, temperature survey at present, and it uses direct supply, and power supply links to each other with transmitter by cable and powers to transmitter, and pressure, temperature signal are sent to surveying instrument by cable.But mainly there is following problem in this kind equipment:
(1) cable together is stretched to well head with transmitter, need remove cable during workover treatment, influences normal workover treatment;
(2) cable is easy to fracture because of the effect of external force;
(3) cable is easily aging;
(4) joint intakes easily;
(5) be difficult to recover normal operation after the workover treatment.
Summary of the invention
Technical problem to be solved in the utility model is, provides a kind of and can overcome that cable pressure, the existing cable frangibility of temperature transmitter, equipment dependability are poor, the interface micro power consumption wireless pressure and temp transmitter of problem such as water inlet easily.
The technical scheme that the utility model adopted is: a kind of micro power consumption wireless pressure and temp transmitter includes control circuit; The signal conditioning circuit that is connected with control circuit; The sensor that is connected with signal conditioning circuit; With the two-way radio communication circuit that is connected of control circuit; Connect battery and be connected, and provide the accurate electric power management circuit of double-voltage electric power to constitute to control circuit, radio communication circuit, signal conditioning circuit, sensor respectively with control circuit is two-way.Described battery is a disposable battery.Described sensor is a kind of in pressure transducer or the temperature sensor.
Micro power consumption wireless pressure and temp transmitter of the present utility model has following effect:
(1) adopt the wireless data transmission mode, remove stube cable, be easy to sealing, having solved because of what cable caused influences workover treatment, and cable fractures easily, equipment dependability is poor, and interface is problem such as water inlet easily, and suitable round-the-clock use;
(2) adopt disposable battery, reliable lasting.Disposable battery, consumable is little, and capacity is big, and failure rate is low, and price is excellent, is easy to long-term use.
(3) adopt little power consumption programming technique.For further prolonging battery serviceable life, make equipment be in low power consumpting state as far as possible.
(4) adopt accurate power management techniques.Close no module with energy-conservation.
(5) adopt little power consumption CDMA radio transmission technology.Allow many groups equipment closely to work simultaneously and can not produce interference.
(6) adopt online battery electric quantity monitoring technology.Can monitor battery electric quantity in real time, electric weight is crossed low warning automatically.
Description of drawings
Fig. 1 is the whole formation of a utility model block diagram;
Fig. 2 is the control circuit schematic diagram in the utility model;
Fig. 3 is the accurate electric power management circuit schematic diagram in the utility model;
Fig. 4 is the signal conditioning circuit schematic diagram in the utility model;
Fig. 5 is the radio communication circuit schematic diagram in the utility model;
Fig. 6 is the demonstration converting interface synoptic diagram in the utility model;
Fig. 7 is the keyboard interface synoptic diagram;
Fig. 8 is the keyboard circuit schematic diagram in the utility model.
Wherein:
1: control circuit 2: accurate electric power management circuit
3: radio communication circuit 4: signal conditioning circuit
5: sensor 6: battery
Embodiment
Provide specific embodiment below in conjunction with accompanying drawing, further specify micro power consumption wireless pressure and temp transmitter of the present utility model.
As shown in Figure 1, micro power consumption wireless pressure and temp transmitter of the present utility model includes control circuit 1; The signal conditioning circuit 4 that is connected with control circuit; The sensor 5 that is connected with signal conditioning circuit 4; With the control circuit 1 two-way radio communication circuit that is connected 3; Connect battery 6 and with 1 two-way connection of control circuit, and provide the accurate electric power management circuit 2 of double-voltage electric power to constitute to control circuit 1, radio communication circuit 3, signal conditioning circuit 4, sensor 5 respectively.Wherein said battery 6 is a disposable battery.Described sensor 5 is a kind of in pressure transducer or the temperature sensor.
As shown in Figure 2, described control circuit 1 includes single-chip microcomputer U2, and pin 6 and the pin 11 of single-chip microcomputer U2 connect power Vcc; Pin 5 connects power Vcc by electrify restoration circuit U1; Pin 10,14,16 connects simulation ground; Pin 15 and pin 19 connect accurate electric power management circuit 2; Pin 8 interconnects by crystal oscillator CR1 with pin 9; Pin 21～pin 24, corresponding respectively pin 2～pin 4, the pin 6～pin 12 that connects communication interface J5 of pin 39～44; Pin 20 and pin 25～pin 28 meet keyboard interface J2; Pin 31～pin 38, pin 45～pin 48 meet display interface J1; Pin 12 and pin 13 connect signal conditioning circuit 4; Pin 2～pin 5 meets debugging interface J3.
In the present embodiment: it is the single-chip microcomputer of MSP430F4250 that single-chip microcomputer U2 selects model for use; It is the chip of SP809 that electrify restoration circuit U1 selects model for use.
Keyboard interface J2 also is connected with keyboard circuit by keyboard interface J9.Wherein, keyboard interface J9 as shown in Figure 7, keyboard circuit is as shown in Figure 8.
Display interface J1 is that demonstration converting interface J10, the J11 by as shown in Figure 6 is connected with display.The selected display model of present embodiment is LM046.
As shown in Figure 3, described accurate electric power management circuit 2 includes mu balanced circuit U3, and wherein, pin 1, the pin 2 of mu balanced circuit U3 meet battery interface J7; The pin 19 of single-chip microcomputer U2 in pin 3 connection control circuits 1; Pin 5 is the output terminal of power supply AVcc; Power supply AVcc connects the pin 15 of single-chip microcomputer U2 in the control circuit 1 by resistance R 1; Itself also is formed with the output terminal of power Vcc battery interface J7.In the present embodiment: it is the chip of SPX5205 that mu balanced circuit U3 selects model for use.
Described accurate electric power management circuit 2 also is provided with electric source filter circuit, wherein, power Vcc by electrochemical capacitor C1 and capacitor C 4 and connects digitally, power supply AVcc simulates ground by electrochemical capacitor C2 with also connecting of capacitor C 5.
As shown in Figure 4, described signal conditioning circuit 4 includes instrument amplifier U4, and wherein, the pin 1 of instrument amplifier U4 is connected with pin 8 with the series connection of resistance R 4 by potentiometer W1; Pin 7 meets power supply AVcc; Pin 12 and the pin 13 of single-chip microcomputer U2 in pin 5 and the corresponding connection control circuit 1 of pin 6 difference; Pin 2 and the pin 3 of instrument amplifier U4 meet sensor interface J4, and pin 2 also connects simulation ground by capacitor C 9, and pin 3 also connects simulation ground by capacitor C 10, and pin 4 connects simulation ground, and sensor interface J4 also connects power supply AVcc by resistance R 3.In the present embodiment: it is the chip of AD623 that instrument amplifier U4 selects model for use.
As shown in Figure 5, described radio communication circuit 3 includes radio communication circuit U5, and wherein, the pin 1,2,3,6,7,8,10,11,12,13 of radio communication circuit U5 is the communication interface J5 by interface J8 connection control circuit 1 all; Pin 4,17 connects power Vcc, and pin 4 also connects digitally by capacitor C 15; Pin 5,9,16,18,22,24,26～30 connects digitally; Pin 31 connects digitally by capacitor C 12; Pin 25 connects power Vcc, also also connecting digitally by capacitor C 13 and capacitor C 14; Pin 23 connects digitally by resistance R 2; Pin 20,21 meets antenna T1, pin 19 and antenna T1 jointly by capacitor C 19 and capacitor C 20 and connect digitally; Pin 14,15 connects two end points of crystal oscillator X1, and two end points of this of crystal oscillator X1 also link to each other by resistance R 11, and also connect digitally by capacitor C 17, C18 respectively, and two end points in addition of crystal oscillator X1 connect digitally.
In the present embodiment: it is the chip of NRF905 that radio communication circuit U5 selects model for use.
Claims (8)
1. a micro power consumption wireless pressure and temp transmitter is characterized in that, includes control circuit (1); The signal conditioning circuit that is connected with control circuit (4); The sensor (5) that is connected with signal conditioning circuit (4); With the two-way radio communication circuit that is connected of control circuit (1) (3); Connect battery (6) and with two-way connection of control circuit (1), and provide the accurate electric power management circuit (2) of double-voltage electric power to constitute to control circuit (1), radio communication circuit (3), signal conditioning circuit (4), sensor (5) respectively.
2. micro power consumption wireless pressure and temp transmitter according to claim 1 is characterized in that described battery (6) is a disposable battery.
3. micro power consumption wireless pressure and temp transmitter according to claim 1 is characterized in that, described sensor (5) is a kind of in pressure transducer or the temperature sensor.
4. micro power consumption wireless pressure and temp transmitter according to claim 1 is characterized in that described control circuit (1) includes single-chip microcomputer U2, and pin 6 and the pin 11 of single-chip microcomputer U2 connect power Vcc; Pin 5 connects power Vcc by electrify restoration circuit U1; Pin 10,14,16 connects simulation ground; Pin 15 and pin 19 connect accurate electric power management circuit (2); Pin 8 interconnects by crystal oscillator CR1 with pin 9; Pin 21～pin 24, corresponding respectively pin 2～pin 4, the pin 6～pin 12 that connects communication interface J5 of pin 39～44; Pin 20 and pin 25～pin 28 meet keyboard interface J2; Pin 31～pin 38, pin 45～pin 48 meet display interface J1; Pin 12 and pin 13 connect signal conditioning circuit (4); Pin 2～pin 5 meets debugging interface J3.
5. micro power consumption wireless pressure and temp transmitter according to claim 1 is characterized in that described signal conditioning circuit (4) includes instrument amplifier U4, and wherein, the pin 1 of instrument amplifier U4 is connected with pin 8 with the series connection of resistance R 4 by potentiometer W1; Pin 7 meets power supply AVcc; Pin 5 and pin 6 be pin 12 and the pin 13 of the middle single-chip microcomputer U2 of corresponding connection control circuit (1) respectively; Pin 2 and the pin 3 of instrument amplifier U4 meet sensor interface J4, and pin 2 also connects simulation ground by capacitor C 9, and pin 3 also connects simulation ground by capacitor C 10, and pin 4 connects simulation ground, and sensor interface J4 also connects power supply AVcc by resistance R 3.
6. micro power consumption wireless pressure and temp transmitter according to claim 1 is characterized in that described accurate electric power management circuit (2) includes mu balanced circuit U3, and wherein, pin 1, the pin 2 of mu balanced circuit U3 meet battery interface J7; The pin 19 of single-chip microcomputer U2 in pin 3 connection control circuits (1); Pin 5 is the output terminal of power supply AVcc; Power supply AVcc connects the pin 15 of single-chip microcomputer U2 in the control circuit (1) by resistance R 1; Itself also is formed with the output terminal of power Vcc battery interface J7.
7. micro power consumption wireless pressure and temp transmitter according to claim 1, it is characterized in that, described accurate electric power management circuit (2) also is provided with electric source filter circuit, wherein, power Vcc by electrochemical capacitor C1 and capacitor C 4 and connects digitally, power supply AVcc simulates ground by electrochemical capacitor C2 with also connecting of capacitor C 5.
8. micro power consumption wireless pressure and temp transmitter according to claim 1, it is characterized in that, described radio communication circuit (3) includes radio communication circuit U5, wherein, the equal communication interface J5 by interface J8 connection control circuit (1) of the pin 1,2,3,6,7,8,10,11,12,13 of radio communication circuit U5; Pin 4,17 connects power Vcc, and pin 4 also connects digitally by capacitor C 15; Pin 5,9,16,18,22,24,26～30 connects digitally; Pin 31 connects digitally by capacitor C 12; Pin 25 connects power Vcc, also also connecting digitally by capacitor C 13 and capacitor C 14; Pin 23 connects digitally by resistance R 2; Pin 20,21 meets antenna T1, pin 19 and antenna T1 jointly by capacitor C 19 and capacitor C 20 and connect digitally; Pin 14,15 connects two end points of crystal oscillator X1, and two end points of this of crystal oscillator X1 also link to each other by resistance R 11, and also connect digitally by capacitor C 17, C18 respectively, and two end points in addition of crystal oscillator X1 connect digitally.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620025949 CN2891130Y (en) | 2006-04-29 | 2006-04-29 | Low power consumption wireless pressure and temperature transmitter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620025949 CN2891130Y (en) | 2006-04-29 | 2006-04-29 | Low power consumption wireless pressure and temperature transmitter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2891130Y true CN2891130Y (en) | 2007-04-18 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200620025949 Expired - Fee Related CN2891130Y (en) | 2006-04-29 | 2006-04-29 | Low power consumption wireless pressure and temperature transmitter |
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| Country | Link |
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| CN (1) | CN2891130Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105201488A (en) * | 2015-10-08 | 2015-12-30 | 中国石油集团渤海钻探工程有限公司 | Memory-type down-hole electronic pressure gauge with ultra-low power dissipation |
| CN106327827A (en) * | 2016-08-25 | 2017-01-11 | 电子科技大学 | Wireless passive sensor network node |
-
2006
- 2006-04-29 CN CN 200620025949 patent/CN2891130Y/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105201488A (en) * | 2015-10-08 | 2015-12-30 | 中国石油集团渤海钻探工程有限公司 | Memory-type down-hole electronic pressure gauge with ultra-low power dissipation |
| CN106327827A (en) * | 2016-08-25 | 2017-01-11 | 电子科技大学 | Wireless passive sensor network node |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20070418 Termination date: 20100429 |