CN203658381U - Radial light emission-type CCD rotation speed detection base device - Google Patents
Radial light emission-type CCD rotation speed detection base device Download PDFInfo
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- CN203658381U CN203658381U CN201320879361.9U CN201320879361U CN203658381U CN 203658381 U CN203658381 U CN 203658381U CN 201320879361 U CN201320879361 U CN 201320879361U CN 203658381 U CN203658381 U CN 203658381U
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- rotor
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- rotation speed
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- 238000001514 detection method Methods 0.000 title abstract 5
- 239000004065 semiconductor Substances 0.000 claims description 21
- 230000002093 peripheral effect Effects 0.000 abstract 5
- 230000003287 optical effect Effects 0.000 description 2
- 238000005259 measurement Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
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Abstract
The utility model discloses a radial light emission-type CCD rotation speed detection base device. The radial light emission-type CCD rotation speed detection base device comprises a rotor and a stator. The radial light emission type CCD rotation speed detection base device further comprises MOS transistors and a diode laser transmitter; the rotor is cylinder-shaped; the stator is cylindrical tube-shaped; the rotor is fixedly arranged inside the stator; the tubular peripheral wall of the stator correspondingly surrounds the outer cylindrical peripheral wall of the rotor; the surface of the inner peripheral wall of the tubular peripheral wall of the stator is provided with the MOS transistors which surround the rotor and are uniformly distributed along a circumferential direction, such that the orthographic projection of a charge coupler array spliced by the MOS transistors on a reference plane which is perpendicular to the axis of the geometric center of the rotor itself surrounds the axis of the geometric center of the rotor itself so as to be in the shape of a regular round ring; the orthographic projections of each of the MOS transistors on the reference plane respectively are arc segment-shaped; and the radians of arc segment-shaped orthographic projections of all the MOS transistors, which are correspondingly formed on the reference plane, are equal; and the outer cylindrical peripheral wall of the rotor is fixedly provided with the diode laser transmitter which is used for emitting laser to the charge coupler array. The radial light emission-type CCD rotation speed detection base device is advantageous in simple and reasonable structure, and high precision of measured rotation speed.
Description
Technical field
The utility model belongs to the improvement of tachometric survey mechanism, particularly radially penetrates light type CCD rotating speed and detects base apparatus.
Background technology
Existing as rotation-speed measuring device energy Measurement accuracy rotating speeds such as optical rotary encoders, but its structure is too complicated, and measured rotary speed precision is not high enough.
Utility model content
The purpose of this utility model is to provide one radially to penetrate light type CCD rotating speed and detects base apparatus, and it is rational in infrastructure, simple, and measured rotary speed precision is higher.
The purpose of this utility model be achieved in that one radially penetrate light type CCD rotating speed detect base apparatus, comprise rotor (4) and stator (1), rotor (4) is driven and rotation by himself and the common magnetic fields power producing of stator (1); also comprise metal-oxide-semiconductor (2) and diode laser transmitter (3), rotor (4) is cylindric, stator (1) is cylindrical tube, cylindrical rotor (4) is packed in stator (1) inside that is cylindrical tube, be stator (1) the pipe perisporium respective rings of cylindrical tube around cylindrical rotor (4) outside cylinder perisporium, the geometric centre axes of stator (1) self and the geometric centre axes of cylindrical rotor (4) self that are cylindrical tube coincide, its rotation center axis of cylindrical rotor (4) time rotational coincides with the geometric centre axes of the stator (1) self that is cylindrical tube, arranging around cylindrical rotor (4) along the uniform metal-oxide-semiconductor of hoop (2) being on the stator of cylindrical tube (1) pipe perisporium internal perisporium surface, so that by metal-oxide-semiconductor (2) spell the charge-coupled device array that forms with the perpendicular reference planes of cylindrical rotor (4) self geometric centre axes on orthogonal projection be positive annular around cylindrical rotor (4) self geometric centre axes, the orthogonal projection of each metal-oxide-semiconductor (2) in these reference planes is all arc shape, all metal-oxide-semiconductors (2) corresponding arc shape orthogonal projection radian forming in these reference planes equates, on cylindrical rotor (4) outside cylinder perisporium, be fixedly mounted with for the diode laser transmitter (3) to charge-coupled device array Emission Lasers, the reverse extension line of laser beam that diode laser transmitter (3) is launched is crossing with cylindrical rotor (4) self geometric centre axes and mutually vertical all the time.
The utility model utilization forms metal-oxide-semiconductor light sensitive characteristic and the very little optical characteristics of laser beam divergence of CCD (charge-coupled device) imageing sensor can more accurately measure the rotational speed that is cylindrical rotor.When the utility model work, the laser beam that diode laser transmitter is launched is mapped in to be positioned on the central a certain metal-oxide-semiconductor of charge-coupled device array and forms laser facula, this laser facula circles on charge-coupled device array, the polar coordinates of each metal-oxide-semiconductor centered by the stator geometric centre axes that is cylindrical tube are all that relative stator is fixed and the corresponding pixel of each metal-oxide-semiconductor, by laser beam irradiation to this single metal-oxide-semiconductor just can send to the controller external with it to process by the coordinate figure on the face of cylinder laser facula sensing, the laser facula that controller is passed back according to metal-oxide-semiconductor goes out the angle rotating speed of rotor in the polar coordinates position calculation of charge-coupled device array.The utility model is rational in infrastructure, simple, and measured rotary speed precision is higher.
Accompanying drawing explanation
Below in conjunction with accompanying drawing, the utility model is described in further detail.
Fig. 1 is the structural representation of the utility model main body.
Embodiment
One is radially penetrated light type CCD rotating speed and is detected base apparatus, as shown in Figure 1, comprises rotor (4) and stator (1), and rotor (4) is driven and rotation by himself and the common magnetic fields power producing of stator (1); also comprise metal-oxide-semiconductor (2) and diode laser transmitter (3), rotor (4) is cylindric, stator (1) is cylindrical tube, cylindrical rotor (4) is packed in stator (1) inside that is cylindrical tube, be stator (1) the pipe perisporium respective rings of cylindrical tube around cylindrical rotor (4) outside cylinder perisporium, the geometric centre axes of stator (1) self and the geometric centre axes of cylindrical rotor (4) self that are cylindrical tube coincide, its rotation center axis of cylindrical rotor (4) time rotational coincides with the geometric centre axes of the stator (1) self that is cylindrical tube, arranging around cylindrical rotor (4) along the uniform metal-oxide-semiconductor of hoop (2) being on the stator of cylindrical tube (1) pipe perisporium internal perisporium surface, so that by metal-oxide-semiconductor (2) spell the charge-coupled device array that forms with the perpendicular reference planes of cylindrical rotor (4) self geometric centre axes on orthogonal projection be positive annular around cylindrical rotor (4) self geometric centre axes, the orthogonal projection of each metal-oxide-semiconductor (2) in these reference planes is all arc shape, all metal-oxide-semiconductors (2) corresponding arc shape orthogonal projection radian forming in these reference planes equates, on cylindrical rotor (4) outside cylinder perisporium, be fixedly mounted with for the diode laser transmitter (3) to charge-coupled device array Emission Lasers, the reverse extension line of laser beam that diode laser transmitter (3) is launched is crossing with cylindrical rotor (4) self geometric centre axes and mutually vertical all the time.
Claims (1)
1. radially penetrate light type CCD rotating speed and detect a base apparatus, comprise rotor (4) and stator (1), rotor (4) is driven and rotation by himself and the common magnetic fields power producing of stator (1); it is characterized in that: also comprise metal-oxide-semiconductor (2) and diode laser transmitter (3), rotor (4) is cylindric, stator (1) is cylindrical tube, cylindrical rotor (4) is packed in stator (1) inside that is cylindrical tube, be stator (1) the pipe perisporium respective rings of cylindrical tube around cylindrical rotor (4) outside cylinder perisporium, the geometric centre axes of stator (1) self and the geometric centre axes of cylindrical rotor (4) self that are cylindrical tube coincide, its rotation center axis of cylindrical rotor (4) time rotational coincides with the geometric centre axes of the stator (1) self that is cylindrical tube, arranging around cylindrical rotor (4) along the uniform metal-oxide-semiconductor of hoop (2) being on the stator of cylindrical tube (1) pipe perisporium internal perisporium surface, so that by metal-oxide-semiconductor (2) spell the charge-coupled device array that forms with the perpendicular reference planes of cylindrical rotor (4) self geometric centre axes on orthogonal projection be positive annular around cylindrical rotor (4) self geometric centre axes, the orthogonal projection of each metal-oxide-semiconductor (2) in these reference planes is all arc shape, all metal-oxide-semiconductors (2) corresponding arc shape orthogonal projection radian forming in these reference planes equates, on cylindrical rotor (4) outside cylinder perisporium, be fixedly mounted with for the diode laser transmitter (3) to charge-coupled device array Emission Lasers, the reverse extension line of laser beam that diode laser transmitter (3) is launched is crossing with cylindrical rotor (4) self geometric centre axes and mutually vertical all the time.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320879361.9U CN203658381U (en) | 2013-12-29 | 2013-12-29 | Radial light emission-type CCD rotation speed detection base device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320879361.9U CN203658381U (en) | 2013-12-29 | 2013-12-29 | Radial light emission-type CCD rotation speed detection base device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203658381U true CN203658381U (en) | 2014-06-18 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320879361.9U Expired - Lifetime CN203658381U (en) | 2013-12-29 | 2013-12-29 | Radial light emission-type CCD rotation speed detection base device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203658381U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104567953A (en) * | 2015-01-08 | 2015-04-29 | 佛山轻子精密测控技术有限公司 | Novel absolute rotary encoder and measuring method thereof |
| CN104567742A (en) * | 2015-01-08 | 2015-04-29 | 佛山轻子精密测控技术有限公司 | Novel displacement measurement device and method |
| CN105954534A (en) * | 2016-06-15 | 2016-09-21 | 吉林大学 | Moving vehicle wheel velocity detection system based on surface structured light and photoresistors |
| CN107505475A (en) * | 2017-10-13 | 2017-12-22 | 河海大学 | A kind of measurement apparatus and method of rotating shaft transient speed and throw based on laser |
| CN110164266A (en) * | 2018-02-26 | 2019-08-23 | 王毅 | A kind of physical simulation experiment assembly |
-
2013
- 2013-12-29 CN CN201320879361.9U patent/CN203658381U/en not_active Expired - Lifetime
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104567953A (en) * | 2015-01-08 | 2015-04-29 | 佛山轻子精密测控技术有限公司 | Novel absolute rotary encoder and measuring method thereof |
| CN104567742A (en) * | 2015-01-08 | 2015-04-29 | 佛山轻子精密测控技术有限公司 | Novel displacement measurement device and method |
| CN104567953B (en) * | 2015-01-08 | 2017-08-29 | 佛山轻子精密测控技术有限公司 | A kind of new absolute rotary encoder and its measuring method |
| CN105954534A (en) * | 2016-06-15 | 2016-09-21 | 吉林大学 | Moving vehicle wheel velocity detection system based on surface structured light and photoresistors |
| CN107505475A (en) * | 2017-10-13 | 2017-12-22 | 河海大学 | A kind of measurement apparatus and method of rotating shaft transient speed and throw based on laser |
| CN110164266A (en) * | 2018-02-26 | 2019-08-23 | 王毅 | A kind of physical simulation experiment assembly |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140618 |