CN203909629U - Single-hole light-chasing sensor - Google Patents
Single-hole light-chasing sensor Download PDFInfo
- Publication number
- CN203909629U CN203909629U CN201420276578.5U CN201420276578U CN203909629U CN 203909629 U CN203909629 U CN 203909629U CN 201420276578 U CN201420276578 U CN 201420276578U CN 203909629 U CN203909629 U CN 203909629U
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- China
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- chassis
- rotating shaft
- sensor
- orifice type
- following spot
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Abstract
The utility model discloses a single-hole light-chasing sensor comprising a black semispherical shell, a circular chassis, and a driver. The black semispherical shell is provided with a light-transparent hole. A row of photodiodes are arranged on a diameter on the top surface of the chassis at equal intervals. The end face, in parallel with the semispherical shell, of the top surface of the chassis is covered and fixed. The orthographic projection, on the top surface of the chassis, of the light-transparent hole is disposed on the photodiodes. The chassis is in rotatable connection with the driver through a rotating shaft. The wall thickness of the semispherical shell is from 0.5 to 1mm. The diameter of the light-transparent hole is from 3 to 5mm. The single-hole light-chasing sensor is simple in structure and capable of determining solar orientation and solar altitude.
Description
Technical field
The utility model relates to a kind of single-orifice type sensor of following spot.
Background technology
Along with popularizing of solar cell, improve illumination transformation efficiency and increase light application time and become urgent problem, the particularly generally application of solar cell on street lamp, general need to be detected sun general orientation, without accurately aiming at the sun, otherwise will greatly increase cost, cost performance also can not get effective raising, the existing sensor construction complexity of following spot, cost is high, is not suitable for promoting.
Summary of the invention
Technical problem to be solved in the utility model is to overcome the shortcoming of above prior art: a kind of single-orifice type sensor of following spot is provided.
Technical solution of the present utility model is as follows: a kind of single-orifice type sensor of following spot, and it comprises the hemispherical Shell of a black, circular chassis, driver; Described hemispherical Shell is provided with a light hole; A diameter of the upper surface on described chassis is provided with the equidistant photodiode of a row; The end face that the upper surface on described chassis is parallel to hemispherical Shell covers fixing and light hole and drops on photodiode in the orthogonal projection of chassis upper surface; Described chassis is rotatably connected by a rotating shaft and driver; The shell thickness of described hemispherical Shell is 0.5-1mm, and the aperture of described light hole is 3-5mm.
Described driver comprises motor and insulation bearing, and one end of described rotating shaft is socketed on insulation bearing; The other end is vertically fixed on the lower surface circle centre position on chassis.
Described rotating shaft is provided with the reduction gearing engaging with the output gear of motor.
The external diameter of described reduction gearing is greater than the external diameter of the output gear of motor.
The output electrode of described photodiode is drawn by rotating shaft inner lead and is connected with row's pin conduction.
The end face of described insulation bearing is provided with ring resistance sheet and the annular copper sheet taking insulation bearing center as the center of circle; Described ring resistance sheet one place disconnects insulation and forms two ports, and described insulation bearing end face is provided with two resistance output electrodes, and one of them resistance output electrode is connected with one end conduction of ring resistance sheet, and another is connected with annular copper sheet conduction; Described rotating shaft is provided with simultaneously the conductive contact blade with ring resistance sheet and annular copper sheet conductive contact, and described conductive contact blade is fixed on the outer wall of rotating shaft and insulate with rotating shaft outer wall.
Described hemispherical Shell surfaces externally and internally scribbles pitch-dark.
The beneficial effects of the utility model are: the utility model is simple and reasonable, can accurately differentiate solar azimuth and sun altitude, thereby can be applicable to solar panel or drying device etc. needs on the equipment of solar tracking, the utlity model has simple in structure simultaneously, cost is low, stable performance, the features such as outdoor application failure rate is low.
Brief description of the drawings
Fig. 1 is the follow spot schematic diagram of sensor of the utility model single-orifice type.
Fig. 2 is the enlarged diagram at A place in Fig. 1.
Fig. 3 is the follow spot perspective view of sensor of the utility model single-orifice type.
Fig. 4 is the follow spot cross-sectional schematic of sensor insulation bearing of the utility model single-orifice type.
In figure: 1, hemispherical Shell; 2, chassis; 3, driver; 4, light hole; 5, photodiode; 6, rotating shaft; 7, motor; 8, insulation bearing; 9, reduction gearing; 10, motor electrode; 11, row's pin; 12, ring resistance sheet; 13, annular copper sheet; 14, conductive contact blade; 15, resistance output electrode.
Embodiment
With specific embodiment, the utility model is described in further details below, but the utility model is not only confined to following specific embodiment.
Embodiment
As Figure 1-3, a kind of single-orifice type sensor of following spot, it comprises the hemispherical Shell 1 of a black, circular chassis 2, driver 3; Described hemispherical Shell 1 is provided with a light hole 4; A diameter of the upper surface on described chassis 2 is provided with the equidistant photodiode of a row 5; The end face that the upper surface on described chassis 2 is parallel to hemispherical Shell 1 covers fixing and light hole 4 and drops on photodiode 5 in the orthogonal projection of chassis 2 upper surfaces; Described chassis 2 is rotatably connected with driver 3 by a rotating shaft 6; The shell thickness of described hemispherical Shell 1 is 0.5-1mm, and the aperture of described light hole 4 is 3-5mm.
Described driver 3 comprises motor 7 and insulation bearing 8, and one end of described rotating shaft 6 is socketed on insulation bearing 8; The other end is vertically fixed on the lower surface circle centre position on chassis 2.
Described rotating shaft 6 is provided with the reduction gearing 9 engaging with the output gear of motor 7.
The external diameter of described reduction gearing 9 is greater than the external diameter of the output gear of motor 7.
The output electrode of described photodiode 5 is drawn by rotating shaft 6 inner leads and is connected with row's pin (11) conduction.
The end face of described insulation bearing 8 is provided with ring resistance sheet 12 and the annular copper sheet 13 taking insulation bearing 8 centers as the center of circle; Described ring resistance sheet 12 1 places disconnect insulation and form two ports, described insulation bearing 8 end faces are provided with two resistance output electrodes 15, one of them resistance output electrode 15 is connected with one end conduction of ring resistance sheet 12, and another is connected with annular copper sheet 13 conductions; Described rotating shaft 6 is provided with simultaneously the conductive contact blade 14 with ring resistance sheet 12 and annular copper sheet 13 conductive contacts, described conductive contact blade 14 be fixed on the outer wall of rotating shaft 6 and with rotating shaft 6 outer walls insulation.
Described hemispherical Shell 1 surfaces externally and internally scribbles pitch-dark.
As shown in Figure 4, shown insulation bearing 8 is made up of insulating material, described rotating shaft 6 inside have one with conductive cores and the outer layer insulation material of dead in line, described conductive cores is connected (can using this utmost point as public anode or common cathode) with a utmost point conduction of winding displacement 11 with spring by being located at steel ball in insulation bearing 8 bottom centre's blind holes, the negative electrode of all photodiodes 5 or anode are all connected with the conductive cores of rotating shaft 6 inside, another causes extremely separately the conductive ring of rotating shaft 6 bottom lateral walls by the wire in rotating shaft 6 outer layer insulation material layers, described conductive ring is by also corresponding one by one with other stitch that are located at steel ball in insulation bearing 8 madial wall blind holes and the spring conduction row of being connected to pin 11, described insulation bearing 8 end faces are provided with two resistance output electrodes 15, and one of them resistance output electrode 15 is connected with one end conduction of ring resistance sheet 12, and another strides across ring resistance sheet 12 by the wire in insulation bearing 8 and is connected with annular copper sheet 13 conductions.
When use, I O mouth common cathode or the common anodic bonding of row's pin 11 and host computer, single-chip microcomputer or host computer connect motor electrode 10 drive motor 7 by motor drive module and rotate, motor 7 drives hemispherical Shell 1 to rotate by rotating shaft 6 and seeks light, in the time that light is irradiated to photodiode 5 by light hole 4, system detects that the signal high level of the somewhere stitch of row's pin 11 suspends motor 7, simultaneously, the resistance of system detection resistance output electrode 15 can be determined the orientation of conductive contact blade 14, because the orientation of conductive contact blade 14 is relative static with the direction of light hole 4, therefore the concrete orientation that can differentiate the sun makes the corresponding solar panel of Single Chip Microcomputer (SCM) system control adjust direction, arrange the stitch photodiode 5 of corresponding diverse location respectively of pin 11 simultaneously, therefore known light is injected the angle of light hole 4 and is known roughly altitude of the sun, concrete precision can improve by the dense degree of adjusting photodiode 5.
Claims (7)
1. the single-orifice type sensor of following spot, is characterized in that: it comprises the hemispherical Shell (1) of a black, circular chassis (2), driver (3); Described hemispherical Shell (1) is provided with a light hole (4); A diameter of the upper surface on described chassis (2) is provided with the equidistant photodiode of a row (5); The end face that the upper surface on described chassis (2) is parallel to hemispherical Shell (1) covers fixing and light hole (4) and drops on photodiode (5) in the orthogonal projection of chassis (2) upper surface; Described chassis (2) is rotatably connected by a rotating shaft (6) and driver (3); The shell thickness of described hemispherical Shell (1) is 0.5-1mm, and the aperture of described light hole (4) is 3-5mm.
2. the single-orifice type according to claim 1 sensor of following spot, it is characterized in that: described driver (3) comprises motor (7) and insulation bearing (8), one end of described rotating shaft (6) is socketed on insulation bearing (8); The other end is vertically fixed on the lower surface circle centre position on chassis (2).
3. the single-orifice type according to claim 1 sensor of following spot, is characterized in that: described rotating shaft (6) is provided with the reduction gearing (9) engaging with the output gear of motor (7).
4. the single-orifice type according to claim 3 sensor of following spot, is characterized in that: the external diameter of described reduction gearing (9) is greater than the external diameter of the output gear of motor (7).
5. the single-orifice type according to claim 1 sensor of following spot, is characterized in that: the output electrode of described photodiode (5) is drawn by the rotating shaft (6) of concentric cable shape and is connected with row's pin (11) conduction.
6. the single-orifice type according to claim 2 sensor of following spot, is characterized in that: the end face of described insulation bearing (8) is provided with ring resistance sheet (12) and the annular copper sheet (13) taking insulation bearing (8) center as the center of circle; Described ring resistance sheet (12) one places disconnect insulation and form two ports, described insulation bearing (8) end face is provided with two resistance output electrodes (15), one of them resistance output electrode (15) is connected with one end conduction of ring resistance sheet (12), and another is connected with annular copper sheet (13) conduction; Described rotating shaft (6) is provided with simultaneously the conductive contact blade (14) with ring resistance sheet (12) and annular copper sheet (13) conductive contact, and described conductive contact blade (14) is fixed on the outer wall of rotating shaft (6) and insulate with rotating shaft (6) outer wall.
7. the single-orifice type according to claim 1 sensor of following spot, is characterized in that: described hemispherical Shell (1) surfaces externally and internally scribbles pitch-dark.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420276578.5U CN203909629U (en) | 2014-05-27 | 2014-05-27 | Single-hole light-chasing sensor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420276578.5U CN203909629U (en) | 2014-05-27 | 2014-05-27 | Single-hole light-chasing sensor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203909629U true CN203909629U (en) | 2014-10-29 |
Family
ID=51783882
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420276578.5U Expired - Fee Related CN203909629U (en) | 2014-05-27 | 2014-05-27 | Single-hole light-chasing sensor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203909629U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105004331A (en) * | 2015-07-22 | 2015-10-28 | 常州安塔歌电子科技有限公司 | Azimuth angle sensor based on sun direction finding |
-
2014
- 2014-05-27 CN CN201420276578.5U patent/CN203909629U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105004331A (en) * | 2015-07-22 | 2015-10-28 | 常州安塔歌电子科技有限公司 | Azimuth angle sensor based on sun direction finding |
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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 |
Granted publication date: 20141029 Termination date: 20150527 |
|
| EXPY | Termination of patent right or utility model |