CN206892674U - A kind of sun position sensor - Google Patents
A kind of sun position sensor Download PDFInfo
- Publication number
- CN206892674U CN206892674U CN201720824261.4U CN201720824261U CN206892674U CN 206892674 U CN206892674 U CN 206892674U CN 201720824261 U CN201720824261 U CN 201720824261U CN 206892674 U CN206892674 U CN 206892674U
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- light
- position sensor
- shell
- circuit board
- main photosensitive
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- Photovoltaic Devices (AREA)
Abstract
The utility model proposes a kind of sun position sensor, including：In the mutually connected polylith dividing plate in the shell of fluted body, the circuit board in shell, one end, multiple main photosensitive elements with photovoltaic effect, for the circular baffle plate and transparency cover for main light-sensitive element shading, shell seal cavity is formed with transparency cover；Circuit board is in shell；Dividing plate is fixedly arranged on the centre of the bottom plate of shell, forms multiple separate compartments；Main photosensitive element corresponds with compartment, and is respectively symmetrically located at circuit board electrical connection, multiple main photosensitive elements in compartment；For the circular baffle plate for main light-sensitive element shading, the surface of one end mutually connected located at dividing plate.Sun position sensor of the present utility model, while improve detectable light range and improve accuracy of detection, so as to ensure high precision tracking sun optical position, solar panel is obtained maximum intensity of illumination.
Description
Technical field
Solar-tracking technical field is the utility model is related to, particularly relates to a kind of sun position sensor.
Background technology
It is required for carrying out continuous tracking to position of sun in condensation photovoltaic equipment and tracking photovoltaic system, it is substantially former
Reason is to utilize the direction blocked change and cause the exporting change of opto-electronic device to be tracked to sunlight.It common are tower at present
Formula sun position sensor and light cartridge type sun position sensor etc..
Tower sun position sensor：4 identical photovoltaic cells have been pasted in a conical round table surrounding, and sunshine is from upper
Side projects, and when sunshine center projects downwards, 4 photovoltaic cell light angles are identical, and caused electric current is identical.When
During sunshine deviation left side (west), left side photovoltaic cell illumination is strengthened, output current increase；Right side photovoltaic cell illumination subtracts
Weak, output current reduces.So the deviation of sunlight is may determine that according to each photovoltaic cell curent change.Its advantage is capture range
Extensively, the shortcomings of but presence is easily disturbed by ambient light, precision is not high.
Light cartridge type sun position sensor：Using cylinder come shading, cylinder upper center is provided with circular hole, in bottom of cylinder
Feel at ease and fill a four-quadrant photocell, the sunshine come from above invests bottom by circular hole, when sunshine center is thrown downwards
When penetrating, spot center and the four-quadrant photocell center superposition of projection, each battery of four-quadrant photocell export identical.Work as sunshine
During deviation left side (west), the hot spot deviation east of projection, two batteries in four-quadrant photocell left side are at least partially obscured, right side electricity
Pond output is more than left side battery and exported, and the change thus according to each photovoltaic cell electric current may determine that the deviation of sunlight.Light cylinder
Formula sun position sensor can prevent the interference of ambient light, and the sensitivity to light deviation is also high more, can detect that too
The positive less deviation in position；But the light angle that detection be present is smaller, when light angle deviation is big, light can be caused not irradiate
To four-quadrant photocell, and then can not detect.
Utility model content
To solve above the deficiencies in the prior art, the utility model proposes a kind of sun position sensor.
What the technical solution of the utility model was realized in：
A kind of sun position sensor, including：Shell and the transparency cover that is matched therewith in fluted body, the two formation are close
Seal cavity；Circuit board, in shell；The mutually connected polylith dividing plate in one end, the centre of the bottom plate of shell is fixedly arranged on, is formed more
Individual separate compartment；Multiple main photosensitive elements with photovoltaic effect, corresponded with compartment, and it is electric with circuit board
Connection, multiple main photosensitive elements are respectively symmetrically located in compartment；For the circular baffle plate for main light-sensitive element shading, located at dividing plate
The mutually surface of connected one end；When light is from surface direct projection, the PN junction position of main photosensitive element is because of circular baffle plate
Block and do not receive light.
As further improvement of the utility model, the quantity of dividing plate is 4 pieces, forms cross；The number of main photosensitive element
Measure as 4, in four compartments respectively symmetrically formed located at dividing plate.
As further improvement of the utility model, circuit board is fixedly arranged on the centre of the bottom plate of shell, circuit board and shell
Bottom plate between leave distance, dividing plate is fixedly arranged on the centre of circuit board, and main photosensitive element is fixedly arranged on circuit board.
As further improvement of the utility model, in addition to：With main photosensitive element auxiliary light-sensitive element correspondingly, with
Circuit board electrical connection；The edge of transparency cover is provided with transparent flanging, and the marginal position of flanging is less than the position of auxiliary light-sensitive element；
The orthographic projection of auxiliary light-sensitive element vertically downward is located on the center line of its residing compartment；The PN junction position of auxiliary light-sensitive element is hidden
Gear, makes light can not be by the PN junction for the auxiliary light-sensitive element of position directive being blocked；The marginal position directive that light passes through flanging
The incidence angle that main photosensitive element is formed is α, and the PN junction for the auxiliary light-sensitive element of edge directive that light passes through the position being blocked is formed
Incidence angle be β, β is more than α.
As further improvement of the utility model, main photosensitive element and auxiliary light-sensitive element are photodiode or luminous two
Pole pipe.
As further improvement of the utility model, two auxiliary light-sensitive elements of face are one group, wherein, two in one group
The outer shape of auxiliary light-sensitive element is in cuboid, and the outer shape of two auxiliary light-sensitive elements is in circular arc in another group.
As further improvement of the utility model, it is characterised in that auxiliary light-sensitive element is in horizontally disposed, its PN junction position
Towards circular baffle plate.
As further improvement of the utility model, α is 55 ° -65 °.
As further improvement of the utility model, the upper side edge of dividing plate is higher than the marginal position of flanging.
As further improvement of the utility model, the inwall of shell is in dumb light black.
Sun position sensor of the present utility model, pass through transparency cover, dividing plate, circular baffle plate and main and auxiliary light-sensitive element
Design, while improve and detectable light range and improve accuracy of detection, so as to ensure high precision tracking sun optical position,
Solar panel is set to obtain maximum intensity of illumination.
Brief description of the drawings
, below will be to embodiment in order to illustrate more clearly of the utility model embodiment or technical scheme of the prior art
Or the required accompanying drawing used is briefly described in description of the prior art, it should be apparent that, drawings in the following description are only
It is some embodiments of the utility model, for those of ordinary skill in the art, before creative labor is not paid
Put, other accompanying drawings can also be obtained according to these accompanying drawings.
Fig. 1 is the overlooking the structure diagram of sun position sensor in embodiment；
Fig. 2 is the side structure schematic view of sun position sensor in embodiment；
Fig. 3 is the schematic diagram that auxiliary light-sensitive element receives light conditions in embodiment.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the embodiment of the utility model is carried out
Clearly and completely describing, it is clear that described embodiment is only the utility model part of the embodiment, rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not under the premise of creative work is made
The every other embodiment obtained, belong to the scope of the utility model protection.
As illustrated in fig. 1 and 2, it is the structural representation of sun position sensor in embodiment.
Sun position sensor in embodiment, including：In the shell 1, the circuit board 2 in shell 1, one end of fluted body
Mutually connected polylith dividing plate 3, multiple main photosensitive elements 5 with photovoltaic effect, for for the main shading of light-sensitive element 5
Circular baffle plate 6 and transparency cover 7, wherein,
Shell is engaged to form seal cavity with transparency cover；Dividing plate 3 is fixedly arranged on the centre of the bottom plate of shell 1, is formed multiple
Separate compartment 4；Main photosensitive element 5 corresponds with compartment 4, and is electrically connected with circuit board 2, multiple main photosensitive elements 5
Respectively symmetrically it is located in compartment 4；Circular baffle plate 6 is located at the surface of the mutually connected one end of dividing plate 3；When light is straight from surface
When penetrating, the PN junction position of main photosensitive element 5 the blocking of circular baffle plate 6 because not receiving light.
Preferably, the quantity of dividing plate 3 is 4 pieces, forms cross；The quantity of main photosensitive element 5 is 4, is respectively symmetrically set
In four compartments 4 that dividing plate 3 is formed.
In above-described embodiment, when there is light to be irradiated to positioned at the main photosensitive element 5 in some direction, solar panel
Rotated to the direction of the side；As light gradually tends to the surface of vertical sun position sensor, (i.e. light is from position of sun
The surface direct projection of sensor), the shade that now circular baffle plate 6 is cast is produced to main photosensitive element 5 and blocked, solar panel
Stop operating, tracking is completed.When solar azimuth changes, above-mentioned action is repeated, realizes lasting tracking.
Preferably, circuit board is fixedly arranged on the centre of the bottom plate of shell, and distance is left between circuit board and the bottom plate of shell, every
Plate is fixedly arranged on the centre of circuit board, and main photosensitive element is fixedly arranged on circuit board.In embodiment, preferably realized and raised by screw column
Circuit board height, because circuit board is double-sided wiring, the welding of back of circuit board element needs welding and assembling height, at the same also supplemented by light
Quick element 8 extends to transparent cover area and created conditions.
Sun position sensor in embodiment, in addition to：With the auxiliary light-sensitive element 8 correspondingly of main photosensitive element 5, with electricity
Road plate 2 electrically connects；The edge of transparency cover 7 is provided with transparent flanging 9, and the marginal position of flanging 9 is less than the position of auxiliary light-sensitive element 8
Put, so that auxiliary light-sensitive element 8 can receive the light in other directions；The orthographic projection of auxiliary light-sensitive element 8 vertically downward is located at it
On the center line of residing compartment 4；The PN junction position of auxiliary light-sensitive element 8 is blocked, and light can not be penetrated by the position being blocked
To the PN junction of auxiliary light-sensitive element 8；The incidence angle that light is formed by the marginal position directive main photosensitive element 5 of flanging 9 for α (such as
Shown in Fig. 1), the incidence angle that the PN junction of the auxiliary light-sensitive element 8 of edge directive at position of the light by being blocked is formed is β (such as Fig. 3
It is shown), β is more than α；Only when light is pointed into incidence angle≤β of auxiliary light-sensitive element 8, the PN junction of auxiliary light-sensitive element 8 could receive
To light.
Preferably, α is 55 ° -65 ° in embodiment, and α causes greatly very much auxiliary light-sensitive element 8 not have due effect, and α is too small
The precision of sun position sensor can be influenceed.
In embodiment, it is preferable that auxiliary light-sensitive element 8 is in horizontally disposed, and its PN junction position is towards circular baffle plate 6.It is auxiliary photosensitive
Element 8 raises installation site, and as shown in figure 3, the PN junction portion of auxiliary light-sensitive element 8 by the long pin welded on the circuit board 2
Position is blocked, and it is received from the larger light irradiation of incident angle, when light irradiates auxiliary light-sensitive element 8 from surface
When due to being blocked, the PN junction position of auxiliary light-sensitive element 8 does not receive light.
In embodiment, photovoltaic effect is：When the PN junction of main photosensitive element 5 or auxiliary light-sensitive element 8 receives illumination,
Electric current can be produced, voltage changes in circuit.According to the change of voltage, and then adjust the direction of solar panel.
Preferably, main photosensitive element 5 and auxiliary light-sensitive element 8 are photodiode or light emitting diode.
Preferably, two of face auxiliary light-sensitive elements 8 are one group, wherein, the outside shape of two auxiliary light-sensitive elements in one group
Shape is in cuboid, and the outer shape of two auxiliary light-sensitive elements is in circular arc in another group.When installing and using, the auxiliary photosensitive member of cuboid
Part is located at east-west direction, and the auxiliary light-sensitive element of cuboid can reduce the reception to scattering light, and direct light is unaffected, if thing orientation
When deviation is larger, direct projection light is only received, reduces tracking error；The auxiliary light-sensitive element of circular arc is located at North and South direction, due to pitching
Angle (sun dimension) conversion is relatively small, it is not necessary to special shielding scattering light.
In embodiment, auxiliary light-sensitive element 8PN knots position is blocked, and can be used existing means, can be realized occlusion effect
.Preferably, the PN junction position of auxiliary light-sensitive element 8 scribbles white paint.
To improve the isolation effect of dividing plate 3, and the angle of the covering effect of circular baffle plate 6 is set out, it is preferable that dividing plate 3
Upper side edge be higher than flanging 9 marginal position.
Preferably, the inwall of shell 1 is in dumb light black, is produced with reducing when light is irradiated to sensor outer housing inwall as far as possible
Clutter caused by raw diffusing reflection.
In embodiment, sun position sensor, in addition to：For the joint linked with external equipment, it is electrically connected with circuit board 2
Connect.
In above-described embodiment, as shown in figure 1, passing through entering during the marginal position directive main photosensitive element 5 of flanging 9 with light
Firing angle α is as benchmark：As angle of incidence of light ＞ α, light can only be irradiated to the auxiliary photosensitive member positioned at some direction from side
Part 8, and the main photosensitive element 5 less than the direction is irradiated, now auxiliary light-sensitive element 8 plays a role, and solar panel is to the party
To rotation；As incidence angle tapers into, the light that auxiliary light-sensitive element 8 receives greatly reduces because being covered by white paint, works as light
During incidence angle≤α, light is irradiated to main photosensitive element 5, and auxiliary light-sensitive element 8 does not receive light because being covered by white paint, now
Main photosensitive element 5 plays a role, and solar panel continues to rotate to the direction；As incidence angle continues to diminish, when light by
It is now circular to keep off gradually in the surface of vertical sun position sensor (i.e. surface direct projection of the light from sun position sensor)
The shade that plate 6 is cast is produced to main photosensitive element 5 and blocked, and main photosensitive element 5 and auxiliary light-sensitive element 8 do not receive light, too
Positive energy cell panel is stopped operating, and tracking is completed.When solar azimuth changes, above-mentioned action is repeated, realizes lasting tracking.
Sun position sensor in above-described embodiment, pass through transparency cover, dividing plate, circular baffle plate and main and auxiliary photosensitive member
The design of part, while improve detectable light range and improve accuracy of detection, so as to ensure high precision tracking sunshine position
Put, solar panel is obtained maximum intensity of illumination.
Preferred embodiment of the present utility model is the foregoing is only, it is all at this not to limit the utility model
Within the spirit and principle of utility model, any modification, equivalent substitution and improvements made etc., the utility model should be included in
Protection domain within.
Claims (10)
- A kind of 1. sun position sensor, it is characterised in that including：Shell and the transparency cover being matched therewith in fluted body, the two forms seal cavity；Circuit board, in the shell；The mutually connected polylith dividing plate in one end, the centre of the bottom plate of the shell is fixedly arranged on, forms multiple separate compartments；Multiple main photosensitive elements with photovoltaic effect, with the compartment correspond, and with the circuit board electrical connection, Multiple main photosensitive elements are respectively symmetrically located in the compartment；For the circular baffle plate for the main photosensitive element shading, the surface of one end mutually connected located at the dividing plate；When For light from during the direct projection of surface, the PN junction position of the main photosensitive element does not receive light because of the blocking for circular baffle plate Line.
- 2. sun position sensor according to claim 1, it is characterised in that the quantity of the dividing plate is 4 pieces, composition ten Font；The quantity of the main photosensitive element is 4, in four compartments respectively symmetrically formed located at the dividing plate.
- 3. sun position sensor according to claim 1 or 2, it is characterised in that the circuit board is fixedly arranged on described outer Distance is left between the bottom plate of the centre of the bottom plate of shell, the circuit board and the shell, the dividing plate is fixedly arranged on the circuit The centre of plate, the main photosensitive element are fixedly arranged on the circuit board.
- 4. sun position sensor according to claim 2, it is characterised in that also include：With the main photosensitive element one Auxiliary light-sensitive element corresponding to one, with the circuit board electrical connection；The edge of the transparency cover is provided with transparent flanging, the folding The marginal position on side is less than the position of the auxiliary light-sensitive element；The orthographic projection of the auxiliary light-sensitive element vertically downward is located at residing for it On the center line of compartment；The PN junction position of the auxiliary light-sensitive element is blocked, and makes light can not be by the position directive that is blocked The PN junction of the auxiliary light-sensitive element；The incidence angle that light is formed by main photosensitive element described in the marginal position directive of the flanging For α, the incidence angle that light is formed by the PN junction of auxiliary light-sensitive element described in the edge directive at the position being blocked is β, and β is more than α.
- 5. sun position sensor according to claim 4, it is characterised in that the main photosensitive element and described auxiliary photosensitive Element is photodiode or light emitting diode.
- 6. sun position sensor according to claim 4, it is characterised in that two auxiliary light-sensitive elements of face are One group, wherein, the outer shape of two auxiliary light-sensitive elements is in cuboid in one group, two auxiliary photosensitive members in another group The outer shape of part is in circular arc.
- 7. sun position sensor according to claim 4, it is characterised in that the auxiliary light-sensitive element is in be horizontally disposed with, Its PN junction position is towards the circular baffle plate.
- 8. sun position sensor according to claim 4, it is characterised in that the α is 55 ° -65 °.
- 9. sun position sensor according to claim 4, it is characterised in that the upper side edge of the dividing plate is higher than the folding The marginal position on side.
- 10. sun position sensor according to claim 1, it is characterised in that the inwall of the shell is in dumb light black.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720824261.4U CN206892674U (en) | 2017-07-08 | 2017-07-08 | A kind of sun position sensor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720824261.4U CN206892674U (en) | 2017-07-08 | 2017-07-08 | A kind of sun position sensor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206892674U true CN206892674U (en) | 2018-01-16 |
Family
ID=61296557
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720824261.4U Withdrawn - After Issue CN206892674U (en) | 2017-07-08 | 2017-07-08 | A kind of sun position sensor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206892674U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107153430A (en) * | 2017-07-08 | 2017-09-12 | 平遥县韦施克新能源有限公司 | A kind of sun position sensor |
| CN109303395A (en) * | 2018-12-03 | 2019-02-05 | 中山市鸿天展示制品有限公司 | A kind of outdoor umbrella that can track the sun |
-
2017
- 2017-07-08 CN CN201720824261.4U patent/CN206892674U/en not_active Withdrawn - After Issue
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107153430A (en) * | 2017-07-08 | 2017-09-12 | 平遥县韦施克新能源有限公司 | A kind of sun position sensor |
| CN107153430B (en) * | 2017-07-08 | 2023-07-14 | 平遥县韦施克新能源有限公司 | Sun position sensor |
| CN109303395A (en) * | 2018-12-03 | 2019-02-05 | 中山市鸿天展示制品有限公司 | A kind of outdoor umbrella that can track the sun |
| CN109303395B (en) * | 2018-12-03 | 2023-11-28 | 中山市鸿天展示制品有限公司 | Outdoor umbrella capable of tracking sun |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20180116 Effective date of abandoning: 20230714 |
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| AV01 | Patent right actively abandoned |
Granted publication date: 20180116 Effective date of abandoning: 20230714 |