CN211425647U - Three-dimensional vibration sensor based on friction nanometer generator and electromagnetic induction - Google Patents
Three-dimensional vibration sensor based on friction nanometer generator and electromagnetic induction Download PDFInfo
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- CN211425647U CN211425647U CN201922426486.6U CN201922426486U CN211425647U CN 211425647 U CN211425647 U CN 211425647U CN 201922426486 U CN201922426486 U CN 201922426486U CN 211425647 U CN211425647 U CN 211425647U
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- electromagnetic induction
- copper electrode
- ptfe film
- vibration sensor
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Abstract
The utility model provides a three-dimensional vibration sensor based on friction nanometer generator and electromagnetic induction, which comprises a shell, an electromagnetic induction device, a first friction nanometer generating set and four second friction nanometer generating sets, wherein the electromagnetic induction device comprises a columnar magnet and a copper coil; the first friction nano power generation device comprises a first PTFE film and a first copper electrode, the first copper electrode is fixed on the lower surface of the columnar magnet, and the first PTFE film is positioned right below the first copper electrode; each second friction nanometer power generation device comprises a T-shaped collision column, an arc blade, a second PTFE film and a second copper electrode, wherein the T-shaped collision column is connected with the arc blade, and the second PTFE film and the second copper electrode are arranged oppositely. The utility model has the advantages that: the utility model discloses measure the vibration frequency of worm gear drilling tool in three-dimensional direction through first friction nanometer power generation facility and four second friction nanometer power generation facilities respectively to carry out real time monitoring to the worm gear drilling tool, so that in time discover unusually.
Description
Technical Field
The utility model relates to a three-dimensional vibration sensor technical field especially relates to a three-dimensional vibration sensor based on friction nanometer generator and electromagnetic induction.
Background
With the exhaustion of surface energy, people have increasingly strong demand for deep resources, and the common screw drill tool is gradually unable to be used for deep well drilling. The turbine drilling tool has excellent performance in the high-temperature and high-pressure environment of the deep well, so the turbine drilling tool has gradually replaced the traditional screw drilling tool. When the turbine drilling tool works in the deep well, the vibration signals of the drilling tool are collected in time, so that underground working condition information of the drilling tool can be monitored in real time, abnormity in work can be found in time, and the drilling tool can be adjusted in time to maintain a better working state.
For vibration signals of the turbodrill, the signals are usually collected using sensors. When the traditional sensor is used in a deep well, on one hand, the traditional sensor cannot work in a high-temperature and high-pressure environment for a long time; on the other hand, the conventional sensor has a power supply problem, namely the sensor needs to be powered by a circuit or a battery.
SUMMERY OF THE UTILITY MODEL
In view of this, the embodiment of the present invention provides a three-dimensional vibration sensor based on friction nano-generator and electromagnetic induction.
The embodiment of the utility model provides a three-dimensional vibration sensor based on friction nanometer generator and electromagnetic induction, including the casing, and set up in electromagnetic induction device, first friction nanometer power generation facility and four second friction nanometer power generation facilities inside the casing, electromagnetic induction device includes column magnet and copper coil, the flexible elastic connection of column magnet is on the casing, the copper coil is fixed under the column magnet; the first friction nano power generation device comprises a first PTFE film and a first copper electrode, the first copper electrode is fixed on the lower surface of the columnar magnet, the first PTFE film is positioned under the first copper electrode, and a gap is reserved between the first PTFE film and the first copper electrode; the second friction nanometer power generation devices are uniformly distributed in the shell, each second friction nanometer power generation device comprises a T-shaped collision column, an arc blade, a second PTFE film and a second copper electrode, the T-shaped collision column is positioned around the columnar magnet, the T-shaped collision column is connected with the arc blade, the second PTFE film is attached to the outer arc surface of the arc blade, the second copper electrode is arc-shaped, the second copper electrode is arranged on the inner wall of the shell, the second PTFE film is arranged opposite to the second copper electrode, and a gap is reserved between the second PTFE film and the second copper electrode, the electromagnetic induction device is used for generating current to supply power to the three-dimensional vibration sensor, the first friction nano power generation device is used for measuring the vibration frequency of the worm gear drilling tool in the vertical direction, and the fourth friction nano power generation device is used for measuring the vibration frequency of the worm gear drilling tool in the horizontal direction and the front and back directions.
Further, the housing includes an inner shell and an outer shell nested outside the inner shell with the outer shell positioned below the inner shell.
Furthermore, the big head end of each T-shaped collision column is close to the columnar magnet, and the other end of each T-shaped collision column penetrates through the inner shell and is connected to the inner arc surface of the arc blade.
Furthermore, a return spring is sleeved outside the T-shaped collision column and is positioned between the large head end of the T-shaped collision column and the inner shell.
Further, the inner shell includes upper end cover and lower end cover, the upper end cover below is equipped with suspension spring, suspension spring one end is fixed on the upper end cover, and the magnet seat is connected to its other end, columnar magnet is fixed on the magnet seat.
Further, the longitudinal section of the lower end cover is I-shaped, the copper coil is wound on the lower end cover, and the first PTFE film is attached to the upper surface of the lower end cover and positioned above the copper coil.
Furthermore, four circular arc blades are all located between the inner shell and the outer shell and are evenly distributed.
The embodiment of the utility model provides a beneficial effect that technical scheme brought is: the utility model discloses a three-dimensional vibration sensor based on friction nanometer generator and electromagnetic induction measures the vibration frequency of worm gear drilling tool in vertical direction, horizontal direction and fore-and-aft direction through first friction nanometer power generation facility and fourth second friction nanometer power generation facility respectively to carry out real time monitoring to the worm gear drilling tool, thereby obtain the three-dimensional vibration frequency of worm gear drilling tool, so that discover in time unusually and adjust the worm gear drilling tool; additionally the utility model discloses the accessible electromagnetic induction device produces induced-current, thereby does the three-dimensional vibration sensor power supply.
Drawings
Fig. 1 is a front view of the three-dimensional vibration sensor based on the friction nano-generator and electromagnetic induction.
Fig. 2 is a schematic cross-sectional view a-a of fig. 1.
Fig. 3 is a schematic cross-sectional view of B-B in fig. 1.
In the figure: 1-shell, 11-inner shell, 12-outer shell, 13-upper end cover, 14-lower end cover, 2-electromagnetic induction device, 21-columnar magnet, 22-copper coil, 23-suspension spring, 24-magnet seat, 3-first friction nano-power generation device, 31-first PTFE film, 32-first copper electrode, 4-second friction nano-power generation device, 41-T-shaped collision column, 42-arc blade, 43-second PTFE film, 44-second copper electrode and 45-reset spring.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention clearer, embodiments of the present invention will be further described below with reference to the accompanying drawings.
Referring to fig. 1 and 2, an embodiment of the present invention provides a three-dimensional vibration sensor based on a friction nano-generator and electromagnetic induction, including a housing 1, and an electromagnetic induction device 2, a first friction nano-generator 3 and four second friction nano-generators 4 disposed inside the housing 1.
The electromagnetic induction device 2 includes a cylindrical magnet 21 and a copper coil 22, in this embodiment, the cylindrical magnet 21 is a cylinder, the cylindrical magnet 21 is movably and elastically connected to the housing 1, preferably, a suspension spring 23 is disposed below the upper end cover 13, one end of the suspension spring 23 is fixed on the upper end cover 13, the other end of the suspension spring 23 is connected to a magnet base 24, the cylindrical magnet 21 is fixed on the magnet base 24, so that when the turbo drill vibrates, the cylindrical magnet 21 also vibrates along with the suspension spring, the copper coil 22 is fixed under the cylindrical magnet 21, in this embodiment, the copper coil 22 is wound on the lower end cover 14, the electromagnetic induction device 2 is configured to generate a current to power the three-dimensional vibration sensor, specifically, when the cylindrical magnet 21 vibrates up and down, a magnetic flux in the copper coil 22 changes, so that an induced current is generated in the copper coil 22.
Referring to fig. 2 and 3, the first friction nano-generator 3 includes a first PTFE film 31 and a first copper electrode 32, the first copper electrode 32 is fixed on the lower surface of the cylindrical magnet 21, the first PTFE film 31 is located under the first copper electrode 32 and a gap is left between the first PTFE film and the first copper electrode 32, the first PTFE film 31 is attached to the upper surface of the lower end cap 14 and located above the copper coil 22, in this embodiment, since the first PTFE film 31 and the first copper electrode 32 have different electronegativities, when the cylindrical magnet 21 drives the first copper electrode 32 to collide with the first PTFE film 31, a first electrical signal is generated, and the first electrical signal pulse is consistent with the vibration frequency of the cylindrical magnet 21, and at this time, the vibration frequency of the cylindrical magnet 21 is the same as the vibration frequency of the worm wheel, the first friction nano-generator 3 can thus be used to measure the vibration frequency of the worm gear drill in the vertical direction.
The second friction nanometer power generation devices 4 are uniformly distributed in the housing 1, each second friction nanometer power generation device 4 includes a T-shaped collision column 41, an arc blade 42, a second PTFE film 43 and a second copper electrode 44, the T-shaped collision column 41 is located around the cylindrical magnet 21, the T-shaped collision column 41 is connected to the arc blade 42, in this embodiment, a large head end of each T-shaped collision column 41 is close to the cylindrical magnet 21, the other end of each T-shaped collision column passes through the inner casing 11 and is connected to an inner arc surface of the arc blade 42, a return spring 45 is sleeved outside the T-shaped collision column 41, the return spring 45 is located between the large head end of the T-shaped collision column 41 and the inner casing 11, in this embodiment, after the cylindrical magnet 21 collides with any one T-shaped collision column 41, the collided T-shaped collision column 41 automatically returns under the action of the return spring 45 corresponding to the T-shaped collision column, so that each of the T-shaped striking posts 41 can be continuously struck by the columnar magnet 21.
The second PTFE film 43 is attached to the outer arc surface of the arc blade 42, in this embodiment, the four arc blades 42 are all located between the inner shell 11 and the outer shell 12, the four arc blades 42 are uniformly distributed, the second copper electrode 44 is arc-shaped, the second copper electrode 44 is installed on the inner wall of the housing 1, the second PTFE film 43 and the second copper electrode 44 are oppositely disposed, and a gap is left between the second PTFE film 43 and the second copper electrode 44, similarly, when the columnar magnet 21 impacts any one of the T-shaped impact posts 41 in the horizontal direction or the front-back direction, the impacted T-shaped impact post 41 drives the second PTFE film 43 on the arc blade 42 to radially move, and impacts the second copper electrode 44 corresponding to the second PTFE film 43, so as to generate a second electrical signal, and the second electrical signal pulse has the same vibration frequency as the columnar magnet 21 in the horizontal direction or the front-back direction, at this time, the vibration frequency of the columnar magnet 21 is the same as that of the worm gear drill, so that the fourth friction nano-generator 4 can be used for measuring the vibration frequency of the worm gear drill in the horizontal direction and the front-back direction.
The utility model discloses a theory of operation does:
before deep well drilling, the three-dimensional vibration sensor of the present invention is installed on the turbine drilling tool, when the turbine drilling tool vibrates up and down, the columnar magnet 21 also vibrates up and down, so that the first copper electrode 32 contacts with the first PTFE film 31, and the first electrical signal can be generated due to different electronegativity of two materials, and the first electrical signal pulse is consistent with the vibration frequency of the turbine drilling tool, so that the vibration frequency of the turbine drilling tool in the vertical direction can be measured by the first friction nano power generation device 3, and at this time, due to the electromagnetic effect, when the columnar magnet 21 vibrates up and down, the copper coil 22 generates induced current, so that the induced current can be used as the power supply of the three-dimensional vibration sensor of the present invention; when the turbo drill vibrates horizontally, the columnar magnet 21 also vibrates horizontally and impacts one of the T-shaped impact columns 41 around the columnar magnet, at this time, the T-shaped impact column 41 drives the fan-shaped blade 41 connected with the columnar magnet to move radially, causing the second PTFE membrane 43 on the fan-shaped blade 41 to impinge on the second copper electrode 44, thereby generating the second electrical signal, because the four T-shaped collision columns 41 are arranged on the periphery of the columnar magnet 21, the vibration frequency of the worm gear drilling tool in the horizontal direction and the front-back direction can be measured, therefore, the vibration frequency of the worm gear drilling tool in the three-dimensional direction can be obtained by the working principle, in addition the produced electric quantity of first friction nanometer power generation facility 3 and fourth three-generation tree second friction nanometer power generation facility 4 also can all collect, thereby does three-dimensional vibration sensor or other part power supplies.
The utility model discloses a three-dimensional vibration sensor based on friction nanometer generator and electromagnetic induction measures the vibration frequency of worm gear drilling tool in vertical direction, horizontal direction and fore-and-aft direction through first friction nanometer power generation facility 3 and fourth second friction nanometer power generation facility 4 respectively to monitor the worm gear drilling tool in real time, thereby obtain the three-dimensional vibration frequency of worm gear drilling tool, so that discover in time unusually and adjust the worm gear drilling tool; in addition the accessible electromagnetic induction device 2 produces induced-current, thereby does the three-dimensional vibration sensor power supply.
In this document, the terms front, back, upper and lower are used to define the components in the drawings and the positions of the components relative to each other, and are used for clarity and convenience of the technical solution. It is to be understood that the use of the directional terms should not be taken to limit the scope of the claims.
The features of the embodiments and embodiments described herein above may be combined with each other without conflict.
The above description is only for the preferred embodiment of the present invention, and is not intended to limit the present invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included within the protection scope of the present invention.
Claims (7)
1. A three-dimensional vibration sensor based on friction nanometer generator and electromagnetic induction, its characterized in that: the electromagnetic induction device comprises a columnar magnet and a copper coil, wherein the columnar magnet is movably and elastically connected to the shell, and the copper coil is fixed right below the columnar magnet; the first friction nano power generation device comprises a first PTFE film and a first copper electrode, the first copper electrode is fixed on the lower surface of the columnar magnet, the first PTFE film is positioned under the first copper electrode, and a gap is reserved between the first PTFE film and the first copper electrode; the second friction nanometer power generation devices are uniformly distributed in the shell, each second friction nanometer power generation device comprises a T-shaped collision column, an arc blade, a second PTFE film and a second copper electrode, the T-shaped collision column is positioned around the columnar magnet, the T-shaped collision column is connected with the arc blade, the second PTFE film is attached to the outer arc surface of the arc blade, the second copper electrode is arc-shaped, the second copper electrode is arranged on the inner wall of the shell, the second PTFE film is arranged opposite to the second copper electrode, and a gap is reserved between the second PTFE film and the second copper electrode, the electromagnetic induction device is used for generating current to supply power to the three-dimensional vibration sensor, the first friction nano power generation device is used for measuring the vibration frequency of the worm gear drilling tool in the vertical direction, and the fourth friction nano power generation device is used for measuring the vibration frequency of the worm gear drilling tool in the horizontal direction and the front and back directions.
2. The three-dimensional vibration sensor based on the friction nano-generator and the electromagnetic induction as claimed in claim 1, wherein: the housing includes an inner shell and an outer shell nested outside the inner shell, and the outer shell is located below the inner shell.
3. The three-dimensional vibration sensor based on the friction nano-generator and the electromagnetic induction as claimed in claim 2, wherein: the big end of each T-shaped collision column is close to the columnar magnet, and the other end of each T-shaped collision column penetrates through the inner shell and is connected to the inner arc surface of the arc blade.
4. The three-dimensional vibration sensor based on the friction nano-generator and the electromagnetic induction as claimed in claim 2, wherein: and a return spring is sleeved outside the T-shaped collision column and is positioned between the large head end of the T-shaped collision column and the inner shell.
5. The three-dimensional vibration sensor based on the friction nano-generator and the electromagnetic induction as claimed in claim 2, wherein: the inner shell comprises an upper end cover and a lower end cover, a suspension spring is arranged below the upper end cover, one end of the suspension spring is fixed on the upper end cover, the other end of the suspension spring is connected with a magnet seat, and the columnar magnet is fixed on the magnet seat.
6. The three-dimensional vibration sensor based on the friction nano-generator and the electromagnetic induction as claimed in claim 5, wherein: the lower end cover is characterized in that the longitudinal section of the lower end cover is I-shaped, the copper coil is wound on the lower end cover, and the first PTFE film is attached to the upper surface of the lower end cover and positioned above the copper coil.
7. The three-dimensional vibration sensor based on the friction nano-generator and the electromagnetic induction as claimed in claim 5, wherein: and fourthly, the arc blades are all positioned between the inner shell and the outer shell and are uniformly distributed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922426486.6U CN211425647U (en) | 2019-12-27 | 2019-12-27 | Three-dimensional vibration sensor based on friction nanometer generator and electromagnetic induction |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922426486.6U CN211425647U (en) | 2019-12-27 | 2019-12-27 | Three-dimensional vibration sensor based on friction nanometer generator and electromagnetic induction |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211425647U true CN211425647U (en) | 2020-09-04 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922426486.6U Expired - Fee Related CN211425647U (en) | 2019-12-27 | 2019-12-27 | Three-dimensional vibration sensor based on friction nanometer generator and electromagnetic induction |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211425647U (en) |
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2019
- 2019-12-27 CN CN201922426486.6U patent/CN211425647U/en not_active Expired - Fee Related
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200904 Termination date: 20201227 |
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| CF01 | Termination of patent right due to non-payment of annual fee |