CN106199040B - A kind of combination with capacitance-based - Google Patents
A kind of combination with capacitance-based Download PDFInfo
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- CN106199040B CN106199040B CN201610489635.1A CN201610489635A CN106199040B CN 106199040 B CN106199040 B CN 106199040B CN 201610489635 A CN201610489635 A CN 201610489635A CN 106199040 B CN106199040 B CN 106199040B
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- shaft
- pole plate
- electric conductor
- guide rail
- shell
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01P—MEASURING LINEAR OR ANGULAR SPEED, ACCELERATION, DECELERATION, OR SHOCK; INDICATING PRESENCE, ABSENCE, OR DIRECTION, OF MOVEMENT
- G01P3/00—Measuring linear or angular speed; Measuring differences of linear or angular speeds
- G01P3/42—Devices characterised by the use of electric or magnetic means
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- General Physics & Mathematics (AREA)
- Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
Abstract
The invention discloses a kind of combination with capacitance-based, including shell, shaft, interconnecting piece, multiple detection units, controller, display；Shell is equipped with mounting hole；Shaft is placed in the inside of mounting hole, and shaft is connect with housing into rotation, and the first end of shaft is placed in shell, and the second end of shaft is placed in the outside of shell；Interconnecting piece is mounted on the second end of shaft；Multiple detection units are placed in shell, and multiple detection units are sequentially arranged along the length direction of shaft, and detection unit includes containing case, the first pole plate, the second pole plate；Containing case is sleeved in shaft, and containing case and shaft are rotatablely connected, and containing case is fixedly connected with the casing, and containing case is made of insulating material；First pole plate, the second pole plate are placed in containing case, and the first pole plate, the second pole plate are oppositely arranged, and the first pole plate is fixedly connected with shaft, and the second pole plate is connect with containing case.
Description
Technical field
The present invention relates to sensor technical field more particularly to a kind of combination with capacitance-based.
Background technique
Sensor is a kind of detection device, can experience measured information, and the information that can will be experienced, by a set pattern
Rule is for conversion into electric signal or the information output of other required forms, to meet transmission, processing, storage, the display, record of information
With control etc. require.
The characteristics of sensor includes: micromation, digitlization, intelligence, multifunction, systematization, networking.It is to realize
The automatic primary link detected and automatically control.The presence and development of sensor allow object to have the sense such as tactile, taste and smell
Official allows object slowly to become to have lived.It is divided into temperature-sensitive element, light-sensitive element, gas sensitive element generally according to its basic perceptional function
Part, force sensing element, magneto sensor, dew cell, acoustic sensor, radioactive ray sensing element, color sensor and quick element of taste etc. ten
Major class.
Existing sensor accuracy is not high, and using effect is not ideal enough, is further improved.
Summary of the invention
In order to solve the technical problems in background technology, the invention proposes a kind of combination with capacitance-based, make
It is good with effect.
A kind of combination with capacitance-based, including shell, shaft, interconnecting piece, multiple detection units, controller, display；
Shell is equipped with mounting hole；
Shaft is placed in the inside of mounting hole, and shaft is connect with housing into rotation, and the first end of shaft is placed in shell, shaft
Second end is placed in the outside of shell；
Interconnecting piece is mounted on the second end of shaft；
Multiple detection units are placed in shell, and multiple detection units are sequentially arranged along the length direction of shaft, and detection is single
Member includes containing case, the first pole plate, the second pole plate；
Containing case is sleeved in shaft, and containing case and shaft are rotatablely connected, and containing case is fixedly connected with the casing, containing case by
Insulating materials is made；
First pole plate, the second pole plate are placed in containing case, and the first pole plate, the second pole plate are oppositely arranged, the first pole plate with
Shaft is fixedly connected, and the second pole plate is connect with containing case；
First pole plate, the second pole plate are electrically connected with external power supply；
Controller for obtain and handle the first pole plate, the second pole plate event occur when with the related information of event, control
Device processed and display communication connection.
Preferably, the first pole plate is waveform close to the surface of the second pole plate side, and the second pole plate is close to the first pole plate one
The surface of side is waveform.
Preferably, interconnecting piece is connected by the different size of screwed pipe of multistage and is formed, on the direction from interconnecting piece to shaft, on
The diameter for stating screwed pipe is gradually reduced.
Preferably, shaft is equipped with multiple through-holes, and multiple through-holes are arranged in a one-to-one correspondence with multiple first pole plates；Inside shaft
Equipped with interface channel, interface channel is distributed along the axial direction of shaft, and the multiple through-hole is connected to interface channel；
It further include the first electric conductor, the second electric conductor, multiple first conducting wires, the second conducting wire, multiple privates；
First electric conductor, the second electric conductor are placed in shell, and the first electric conductor is mounted in shaft, and the first electric conductor is
Circle, the axis of the first electric conductor are overlapped with the axis of shaft；
Second electric conductor is annular, and the second electric conductor is placed in the outside of the first electric conductor, the second electric conductor and the first conduction
Body conductive contact, the second electric conductor and the first electric conductor are rotatablely connected, and the second electric conductor is fixedly connected with the casing；First electric conductor
By following ingredient and its mass percentage composition: C:2.0%-2.1%, Mn:0.4%-0.5%, Si:1.1%-1.2%, Cr:
19%-20%, Al:0.2%-0.3%, B:0.2%-0.3%, Re:0.1% -0.2%, surplus Fe.C and other element phases
Mutually cooperation improves harden ability, wearability；Si strengthens tissue, improves wearability；Re, B can refine crystal grain, improve wearability, strong
Degree；The the first electric conductor wearability obtained by said components is good, conducts electricity very well, long service life.
Multiple first conducting wires are arranged in a one-to-one correspondence with multiple first pole plates, and the first end of the first conducting wire passes through through-hole and first
Pole plate electrical connection, the second end of the first conducting wire are electrically connected with the first electric conductor；
Above-mentioned second electric conductor is electrically connected by the second conducting wire with external power supply；
Above-mentioned multiple second pole plates are electrically connected by privates with external power supply respectively.
Preferably, the outer peripheral surface of the first electric conductor is equipped with the first guide rail for circularizing arrangement；Second electric conductor it is interior
Peripheral surface is equipped with the second guide rail for circularizing arrangement, the second guide rail arrangement corresponding with the first guide rail；
Further include it is multiple be capable of conductive steel ball, multiple steel balls are uniformly distributed along the circumferential direction of the first guide rail, and steel ball is placed in the
Between one guide rail and the second guide rail, the side of steel ball and the removable connection of the first guide rail, the other side of steel ball and the second guide rail can
Mobile connection, steel ball and the first guide rail, the equal conductive contact of the second guide rail.
Preferably, the first conducting wire includes core portion, and core portion includes multiple core units, core unit include conductor and according to
The secondary belting layer being wrapped on conductor, insulating layer, shielded layer, inner restrictive coating.
Preferably, the first conducting wire further includes the braiding layer being successively wrapped in core portion, separation layer, external sheath layer；Outer shield
The raw material of jacket layer includes: butadiene-styrene rubber by weight: 35-38, neoprene: 30-32, conductive black: 2-4, natural rubber:
10-12, promotor: 1.6-2.4, silane coupling agent: 2-3, hard (china) clay: 4-6, sepiolite: 10-11, compatilizer: 6-8, sulphur
Powder: 0.4-0.6, lubricant: 1-2, barium stearate: 12-14, anti-aging agent: 1.8-2.
In the present invention, it is connect by interconnecting piece with extraneous component；In use, shell is fixed.
Shaft opposite housing into rotation under the drive of extraneous component, and then the first pole plate is driven to rotate relative to the second pole plate,
First pole plate and the corresponding area of the second pole plate change, and the capacitance between the first pole plate and the second pole plate becomes
Change, can generate certain fluctuation pattern, controller gets the revolving speed that can calculate shaft after above- mentioned information, so that it may logical
Display is crossed to show.
It is able to carry out multiple measurement during one-time detection by the way that multiple detection units are arranged, it is average by calculating
Value reduces error, improves measurement accuracy, improves detection effect.
Detailed description of the invention
Fig. 1 is the structural diagram of the present invention；
Fig. 2 is the amplified cross-sectional view of the first conducting wire of the invention.
Specific embodiment
It should be noted that in the absence of conflict, the features in the embodiments and the embodiments of the present application can phase
Mutual combination；Below with reference to the accompanying drawings it and in conjunction with the embodiments elaborates to the present invention.
Referring to Fig.1,2:
A kind of combination with capacitance-based proposed by the present invention, including shell 1, shaft 2, interconnecting piece 3, multiple detections list
Member, controller, display.
Shell 1 is equipped with mounting hole；Shaft 2 is placed in the inside of mounting hole, and shaft 2 and shell 1 are rotatablely connected, shaft 2
First end is placed in shell, and the second end of shaft 2 is placed in the outside of shell 1.
Interconnecting piece 3 is mounted on the second end of shaft 2.
Multiple detection units are placed in shell 1, and multiple detection units are sequentially arranged along the length direction of shaft 2, detection
Unit includes containing case 4, the first pole plate 5, the second pole plate 6.
Containing case 4 is sleeved in shaft 2, and containing case 4 and shaft 2 are rotatablely connected, and containing case 4 is fixedly connected with shell 1, is received
Tank 4 is made of insulating material.
First pole plate 5, the second pole plate 6 are placed in containing case 4, and the first pole plate 5, the second pole plate 6 are oppositely arranged, the first pole
Plate 5 is fixedly connected with shaft 2, and the second pole plate 6 is connect with containing case 4.
First pole plate 5, the second pole plate 6 are electrically connected with external power supply.
Controller for obtain and handle the first pole plate 5, the second pole plate 6 event occur when and the related information of event,
Controller and display communication connection.
In the present embodiment, the first pole plate 5 is waveform close to the surface of 6 side of the second pole plate, and the second pole plate 6 is close to first
The surface of 5 side of pole plate is waveform；Increase the positive area of the first pole plate 5 and the second pole plate 6, increases the first pole plate 5 and the
The capacitance of two pole plates 6 can in time, quickly find that it is more accurate to measure when capacitance changes.
In the present embodiment, interconnecting piece 3 is connected by the different size of screwed pipe of multistage and is formed, from interconnecting piece 3 to the side of shaft 2
Upwards, the diameter of above-mentioned screwed pipe is gradually reduced；It is convenient to be attached with extraneous component, it is more convenient to use.
In the present embodiment, shaft 2 is equipped with multiple through-holes, and multiple through-holes are arranged in a one-to-one correspondence with multiple first pole plates 5；Turn
Interface channel 7 is equipped with inside axis 2, interface channel 7 is distributed along the axial direction of shaft 2, and the multiple through-hole connects with interface channel 7
It is logical.
The present embodiment further includes the first electric conductor 8, the second electric conductor 9, multiple first conducting wires 10, the second conducting wire, Duo Ge
Three wires.
First electric conductor 8, the second electric conductor 9 are placed in shell 1, and the first electric conductor 8 is mounted in shaft 2, and first leads
Electric body 8 is circle, and the axis of the first electric conductor 8 is overlapped with the axis of shaft 2.
Second electric conductor 9 is annular, and the second electric conductor 9 is placed in the outside of the first electric conductor 8, the second electric conductor 9 and first
8 conductive contact of electric conductor, the second electric conductor 9 and the first electric conductor 8 are rotatablely connected, and the second electric conductor 9 is fixedly connected with shell 1；
First electric conductor 8 is by following ingredient and its mass percentage composition: C:2.06%, Mn:0.44%, Si:1.12%, Cr:
19.6%, Al:0.24%, B:0.25%, Re:0.18%, surplus Fe.C and other elements cooperate, raising harden ability,
Wearability；Si strengthens tissue, improves wearability；Re, B can refine crystal grain, improve wearability, intensity；It is obtained by said components
8 wearability of the first electric conductor arrived is good, conducts electricity very well, long service life.
Multiple first conducting wires 10 are arranged in a one-to-one correspondence with multiple first pole plates 5, and the first end of the first conducting wire 10 passes through through-hole
It is electrically connected with the first pole plate 5, the second end of the first conducting wire 10 is electrically connected with the first electric conductor 8.
Above-mentioned second electric conductor 9 is electrically connected by the second conducting wire with external power supply.
Above-mentioned multiple second pole plates 6 are electrically connected by privates with external power supply respectively.
Shaft 2 is rotated in operation, if the first pole plate 5 is directly connect by the first conducting wire 10 with external power supply, is being turned
When dynamic, the first conducting wire 10 can be wrapped in shaft 2, inconvenient for use, be easy to cause safety accident.
Further, the outer peripheral surface of the first electric conductor 8 is equipped with the first guide rail for circularizing arrangement；Second electric conductor 9
Inner circumferential surface be equipped with and circularize the second guide rail of arrangement, the second guide rail is corresponding with the first guide rail to be arranged.
The present embodiment further includes multiple steel balls 11 that can be conductive, and multiple steel balls 11 uniformly divide along the circumferential of the first guide rail
Cloth, steel ball 11 are placed between the first guide rail and the second guide rail, the side of steel ball 11 and the removable connection of the first guide rail, steel ball 11
The other side and the removable connection of the second guide rail, steel ball 11 and the first guide rail, the equal conductive contact of the second guide rail.
First electric conductor 8 and the second electric conductor are contacted by steel ball 11, can be conductive, also reduce friction, the first electric conductor 8
It can be rotated relative to the second electric conductor 9, the first conducting wire 10 will not be wound, more convenient to use；If the first conducting wire 10 directly with
External power supply connection, the first conducting wire 10 are easy winding, and the first conducting wire 10 can distort, and are easy to cause safety accident.
First conducting wire 10 includes core portion, and core portion includes multiple core units, and core unit includes conductor 12 and successively
Belting layer 13, insulating layer 14, shielded layer 15, the inner restrictive coating 16 being wrapped on conductor 12.
First conducting wire 10 further includes the braiding layer 17 being successively wrapped in core portion, separation layer 18, external sheath layer 19；Outer shield
The raw material of jacket layer includes: butadiene-styrene rubber by weight: 36, neoprene: 31, conductive black: 3, natural rubber: 11, promotor:
1.8, silane coupling agent: 2.4, hard (china) clay: 4.6, sepiolite: 10.5, compatilizer: 7.2, sulphur powder: 0.46, lubricant:
1.8, barium stearate: 12.8, anti-aging agent: 1.94；Oversheath good flame resistance, wear-resisting, using effect is good.
It is connect by interconnecting piece 3 with extraneous component；In use, shell 1 is fixed.
Shaft 2 rotates under the drive of extraneous component relative to shell 1, and then drives opposite 6 turns of second pole plate of the first pole plate 5
Dynamic, the first pole plate 5 and the corresponding area of the second pole plate 6 change, the capacitance between the first pole plate 5 and the second pole plate 6
It changing, can generate certain fluctuation pattern, controller gets the revolving speed that shaft 2 can be calculated after above- mentioned information,
It can be shown by display.
It is able to carry out multiple measurement during one-time detection by the way that multiple detection units are arranged, it is average by calculating
Value reduces error, improves measurement accuracy, improves detection effect.
The foregoing is only a preferred embodiment of the present invention, but scope of protection of the present invention is not limited thereto,
Anyone skilled in the art in the technical scope disclosed by the present invention, according to the technique and scheme of the present invention and its
Inventive concept is subject to equivalent substitution or change, should be covered by the protection scope of the present invention.
Claims (7)
1. a kind of combination with capacitance-based, which is characterized in that including shell, shaft, interconnecting piece, multiple detection units, control
Device, display；
Shell is equipped with mounting hole；
Shaft is placed in the inside of mounting hole, and shaft is connect with housing into rotation, and the first end of shaft is placed in shell, and the second of shaft
End is placed in the outside of shell；
Interconnecting piece is mounted on the second end of shaft；
Multiple detection units are placed in shell, and multiple detection units are sequentially arranged along the length direction of shaft, detection unit packet
Include containing case, the first pole plate, the second pole plate；
Containing case is sleeved in shaft, and containing case and shaft are rotatablely connected, and containing case is fixedly connected with the casing, and containing case is by insulating
Material is made；
First pole plate, the second pole plate are placed in containing case, and the first pole plate, the second pole plate are oppositely arranged, the first pole plate and shaft
It is fixedly connected, the second pole plate is connect with containing case；
First pole plate, the second pole plate are electrically connected with external power supply；
Controller for obtain and handle the first pole plate, the second pole plate event occur when and the related information of event, controller
With display communication connection.
2. combination with capacitance-based according to claim 1, which is characterized in that the first pole plate is close to the second pole plate side
Surface be waveform, the second pole plate close to the first pole plate side surface be waveform.
3. combination with capacitance-based according to claim 1, which is characterized in that interconnecting piece is by the different size of spiral shell of multistage
Line pipe connects to be formed, and on the direction from interconnecting piece to shaft, the diameter of above-mentioned screwed pipe is gradually reduced.
4. combination with capacitance-based according to claim 1, which is characterized in that shaft is equipped with multiple through-holes, multiple
Through-hole is arranged in a one-to-one correspondence with multiple first pole plates；Interface channel is equipped with inside shaft, interface channel is distributed along the axial direction of shaft,
The multiple through-hole is connected to interface channel；
It further include the first electric conductor, the second electric conductor, multiple first conducting wires, the second conducting wire, multiple privates；
First electric conductor, the second electric conductor are placed in shell, and the first electric conductor is mounted in shaft, and the first electric conductor is circle
Shape, the axis of the first electric conductor are overlapped with the axis of shaft；
Second electric conductor is annular, and the second electric conductor is placed in the outside of the first electric conductor, and the second electric conductor is led with the first electric conductor
Electrical contact, the second electric conductor and the first electric conductor are rotatablely connected, and the second electric conductor is fixedly connected with the casing；
Multiple first conducting wires are arranged in a one-to-one correspondence with multiple first pole plates, and the first end of the first conducting wire passes through through-hole and the first pole plate
Electrical connection, the second end of the first conducting wire are electrically connected with the first electric conductor；
Above-mentioned second electric conductor is electrically connected by the second conducting wire with external power supply；
Multiple above-mentioned second pole plates are electrically connected by privates with external power supply respectively.
5. combination with capacitance-based according to claim 4, which is characterized in that the outer peripheral surface of the first electric conductor is set
There is the first guide rail for circularizing arrangement；The inner circumferential surface of second electric conductor is equipped with the second guide rail for circularizing arrangement, and second leads
Rail arrangement corresponding with the first guide rail；
It further include multiple steel balls that can be conductive, multiple steel balls are uniformly distributed along the circumferential direction of the first guide rail, and steel ball is placed in first and leads
Between rail and the second guide rail, the side of steel ball and the removable connection of the first guide rail, the other side of steel ball and the second guide rail are removable
Connection, steel ball and the first guide rail, the equal conductive contact of the second guide rail.
6. combination with capacitance-based according to claim 4, which is characterized in that the first conducting wire includes core portion, core
Portion includes multiple core units, core unit include conductor and be successively wrapped on conductor belting layer, insulating layer, shielded layer,
Inner restrictive coating.
7. combination with capacitance-based according to claim 6, which is characterized in that the first conducting wire further includes successively being wrapped in
Braiding layer, separation layer in core portion, external sheath layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610489635.1A CN106199040B (en) | 2016-06-28 | 2016-06-28 | A kind of combination with capacitance-based |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610489635.1A CN106199040B (en) | 2016-06-28 | 2016-06-28 | A kind of combination with capacitance-based |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106199040A CN106199040A (en) | 2016-12-07 |
| CN106199040B true CN106199040B (en) | 2019-04-02 |
Family
ID=57462453
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610489635.1A Active CN106199040B (en) | 2016-06-28 | 2016-06-28 | A kind of combination with capacitance-based |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106199040B (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2215118Y (en) * | 1995-03-03 | 1995-12-13 | 邹建新 | Rotating shaft rotating speed sensor |
| CN1844935A (en) * | 2006-05-23 | 2006-10-11 | 北京航空航天大学 | Capacitance type micromechanical accelerometer |
| CN105486222A (en) * | 2015-12-29 | 2016-04-13 | 崔星 | Capacitance angular displacement sensor |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0829436A (en) * | 1994-07-13 | 1996-02-02 | Yazaki Corp | Speed sensor |
-
2016
- 2016-06-28 CN CN201610489635.1A patent/CN106199040B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2215118Y (en) * | 1995-03-03 | 1995-12-13 | 邹建新 | Rotating shaft rotating speed sensor |
| CN1844935A (en) * | 2006-05-23 | 2006-10-11 | 北京航空航天大学 | Capacitance type micromechanical accelerometer |
| CN105486222A (en) * | 2015-12-29 | 2016-04-13 | 崔星 | Capacitance angular displacement sensor |
Non-Patent Citations (1)
| Title |
|---|
| 基于电容式速度传感器的研究;陆增喜 等;《冶金自动化》;20041231(第2期);41-43，47 |
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| Publication number | Publication date |
|---|---|
| CN106199040A (en) | 2016-12-07 |
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