CN204461337U - High precision magnetostrictive displacement sensor - Google Patents
High precision magnetostrictive displacement sensor Download PDFInfo
- Publication number
- CN204461337U CN204461337U CN201520122292.6U CN201520122292U CN204461337U CN 204461337 U CN204461337 U CN 204461337U CN 201520122292 U CN201520122292 U CN 201520122292U CN 204461337 U CN204461337 U CN 204461337U
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- waveguide
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- microprocessor
- sounding rod
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Abstract
The utility model discloses a kind of high precision magnetostrictive displacement sensor, comprise sounding rod, described sounding rod lower end is provided with waveguide, waveguide filament is provided with in described waveguide, outside described waveguide, cover has a float, described sounding rod top is installed and is arranged electronics storehouse, microprocessor is provided with in described electronics storehouse, described microprocessor connects driving pulse circuit, described driving pulse circuit connects described waveguide filament, described waveguide filament connects echo detection device, described echo detection device connects echo processing circuit, described echo processing circuit connects described microprocessor, described output end of microprocessor connects communication interface respectively, display circuit and time interval measuring circuit.By the way, the utility model can realize the collection of data in sensor, process, display, possesses and data are transferred to the basic function that host computer carries out processing, realize the object improving sensor accuracy.
Description
Technical field
The utility model relates to magnetostrictive displacement sensor field, particularly relates to a kind of high precision magnetostrictive displacement sensor.
Background technology
Improving in the related art method research carried out for magnetostrictive displacement sensor measuring accuracy, due to the displacement measurement system of magnetostrictive displacement sensor, generally be made up of parts such as heavy current pulse transmitting, detection of the backscatter signal and amplification, time quantum measurement, HART communication, wherein high resolution time course response Method and Technology, forms one of magnetostrictive displacement sensor gordian technique realizing high-acruracy survey.High resolution time course response is realized by the second generation TDC-GP2 chip adopting ACAM company to produce, not only can reduce electronic component usage quantity and volume in a large number, for magnetostrictive displacement sensor research provides new mentality of designing, and in the gap in this field, there is positive effect with developed country to shortening China.
Make full use of for signal transacting, time measurement module, HART communication module carries out design research and development, complete the SCM peripheral circuit design to magnetostrictive displacement sensor, thus realize the collection of data in sensor, process, on-the-spot display, and data are transferred to the basic function that host computer carries out processing, complete the design to displacement transducer time measurement chip periphery circuit, thus realizing the object improving sensor accuracy, actual product sample survey reaches design objective and requirement.
Utility model content
The technical matters that the utility model mainly solves is to provide a kind of high precision magnetostrictive displacement sensor, the collection of data in sensor, process, display can be realized, possess and data are transferred to the basic function that host computer carries out processing, realize the object improving sensor accuracy.
For solving the problems of the technologies described above, the technical scheme that the utility model adopts is: provide a kind of high precision magnetostrictive displacement sensor, comprise sounding rod, described sounding rod lower end is provided with waveguide, waveguide filament is provided with in described waveguide, outside described waveguide, cover has a float, described sounding rod top is installed and is arranged electronics storehouse, microprocessor is provided with in described electronics storehouse, described microprocessor connects driving pulse circuit, described driving pulse circuit connects described waveguide filament, described waveguide filament connects echo detection device, described echo detection device connects echo processing circuit, described echo processing circuit connects described microprocessor, described output end of microprocessor connects communication interface respectively, display circuit and time interval measuring circuit.In the utility model preferred embodiment, between described float with described waveguide, relative noncontact is slided.
In the utility model preferred embodiment, described driving pulse circuit, described waveguide filament, described echo detection device, to be interconnected in primary Ioops between described echo processing circuit and described microprocessor.
In the utility model preferred embodiment, when described sounding rod is measured, rated operational voltage is 24VDC, and when described sounding rod is measured, normal working voltage is 9-30VDC.
In the utility model preferred embodiment, described sounding rod rated operating pressure optional 2.5MPa, 4MPa, 6.3MPa.
The beneficial effects of the utility model are: the utility model can realize the collection of data in sensor, process, display, possess and data are transferred to the basic function that host computer carries out processing, realize the object improving sensor accuracy.
Accompanying drawing explanation
In order to be illustrated more clearly in the technical scheme in the utility model embodiment, below the accompanying drawing used required in describing embodiment is briefly described, apparently, accompanying drawing in the following describes is only embodiments more of the present utility model, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings, wherein:
Fig. 1 is the circuit theory diagrams of the utility model high precision magnetostrictive displacement sensor one preferred embodiment;
Fig. 2 is the structural representation of the utility model high precision magnetostrictive displacement sensor one preferred embodiment;
In accompanying drawing, the mark of each parts is as follows: 1, sounding rod; 2, waveguide; 3, waveguide filament; 4, float; 5, electronics storehouse; 6, microprocessor; 7, driving pulse circuit; 8, echo detection device; 9, echo processing circuit; 10, communication interface; 11, display circuit; 12, time interval measuring circuit.
Embodiment
Be clearly and completely described to the technical scheme in the utility model embodiment below, obviously, described embodiment is only a part of embodiment of the present utility model, instead of whole embodiments.Based on the embodiment in the utility model, those of ordinary skill in the art are not making other embodiments all obtained under creative work prerequisite, all belong to the scope of the utility model protection.
Refer to Fig. 1 and Fig. 2, the utility model embodiment comprises:
A kind of high precision magnetostrictive displacement sensor, comprise sounding rod 1, described sounding rod 1 lower end is provided with waveguide 2, waveguide filament 3 is provided with in described waveguide 2, outside described waveguide 2, cover has a float 4, described sounding rod 1 top is installed and is arranged electronics storehouse 5, microprocessor 6 is provided with in described electronics storehouse 5, described microprocessor 6 connects driving pulse circuit 7, described driving pulse circuit 7 connects described waveguide filament 3, described waveguide filament 3 connects echo detection device 8, described echo detection device 8 connects echo processing circuit 9, described echo processing circuit 9 connects described microprocessor 6, described microprocessor 6 output terminal connects communication interface 10 respectively, display circuit 11 and time interval measuring circuit 12.In addition, between described float 4 with described waveguide 2, relative noncontact is slided.
In addition, described driving pulse circuit 7, described waveguide filament 3, described echo detection device 8, be interconnected in primary Ioops between described echo processing circuit 9 and described microprocessor 6.
In addition, when described sounding rod 1 is measured, rated operational voltage is 24VDC, and when described sounding rod 1 is measured, normal working voltage is 9-30VDC.
In addition, described sounding rod 1 rated operating pressure optional 2.5MPa, 4MPa, 6.3MPa.
Principle of work of the present utility model is for arrange waveguide 2 in sounding rod 1 lower end, waveguide filament 3 is provided with in waveguide 2, outside waveguide 2, cover has a float 4, and sounding rod 1 top is installed and arranged electronics storehouse 5, and electronics storehouse 5 is for realizing the collection of data in sensor, process, display.
Microprocessor 6 is provided with in electronics storehouse 5, microprocessor 6 connects driving pulse circuit 7, driving pulse circuit 7 connects waveguide filament 3, waveguide filament 3 connects echo detection device 8, echo detection device 8 connects echo processing circuit 9, echo processing circuit 9 connects microprocessor 6, driving pulse circuit 7, waveguide filament 3, echo detection device 8, be interconnected between echo processing circuit 9 and microprocessor 6 in primary Ioops, microprocessor 6 output terminal connects communication interface 10 respectively, display circuit 11 and time interval measuring circuit 12, realize heavy current pulse to launch, detection of the backscatter signal and amplification, time quantum is measured, the function of HART communication.
When sounding rod 1 is measured, rated operational voltage is 24VDC, and when sounding rod 1 is measured, normal working voltage is 9-30VDC, sounding rod 1 rated operating pressure optional 2.5MPa, 4MPa, 6.3MPa, ensures the even running of measuring.
The foregoing is only embodiment of the present utility model; not thereby the scope of the claims of the present utility model is limited; every utilize the utility model description to do equivalent structure or equivalent flow process conversion; or be directly or indirectly used in other relevant technical field, be all in like manner included in scope of patent protection of the present utility model.
Claims (5)
1. a high precision magnetostrictive displacement sensor, comprise sounding rod, it is characterized in that, described sounding rod lower end is provided with waveguide, waveguide filament is provided with in described waveguide, outside described waveguide, cover has a float, described sounding rod top is installed and is arranged electronics storehouse, microprocessor is provided with in described electronics storehouse, described microprocessor connects driving pulse circuit, described driving pulse circuit connects described waveguide filament, described waveguide filament connects echo detection device, described echo detection device connects echo processing circuit, described echo processing circuit connects described microprocessor, described output end of microprocessor connects communication interface respectively, display circuit and time interval measuring circuit.
2. high precision magnetostrictive displacement sensor according to claim 1, is characterized in that, between described float with described waveguide, relative noncontact is slided.
3. high precision magnetostrictive displacement sensor according to claim 1, is characterized in that, described driving pulse circuit, described waveguide filament, described echo detection device, is interconnected in primary Ioops between described echo processing circuit and described microprocessor.
4. high precision magnetostrictive displacement sensor according to claim 1, is characterized in that, when described sounding rod is measured, rated operational voltage is 24VDC, and when described sounding rod is measured, normal working voltage is 9-30VDC.
5. high precision magnetostrictive displacement sensor according to claim 1, is characterized in that, described sounding rod rated operating pressure optional 2.5MPa, 4MPa, 6.3MPa.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520122292.6U CN204461337U (en) | 2015-03-03 | 2015-03-03 | High precision magnetostrictive displacement sensor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520122292.6U CN204461337U (en) | 2015-03-03 | 2015-03-03 | High precision magnetostrictive displacement sensor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204461337U true CN204461337U (en) | 2015-07-08 |
Family
ID=53668210
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520122292.6U Expired - Fee Related CN204461337U (en) | 2015-03-03 | 2015-03-03 | High precision magnetostrictive displacement sensor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204461337U (en) |
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2015
- 2015-03-03 CN CN201520122292.6U patent/CN204461337U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150708 Termination date: 20170303 |