CN206208390U - A kind of optical sensor suitable for photovoltaic tracking - Google Patents
A kind of optical sensor suitable for photovoltaic tracking Download PDFInfo
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- CN206208390U CN206208390U CN201621338793.9U CN201621338793U CN206208390U CN 206208390 U CN206208390 U CN 206208390U CN 201621338793 U CN201621338793 U CN 201621338793U CN 206208390 U CN206208390 U CN 206208390U
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Abstract
The utility model is related to a kind of optical sensor suitable for photovoltaic tracking, including containment vessel, the circuit board with multiple photo-sensitive cells, sets several thang-kng parts；Containment vessel has bottom surface and top surface and at least the part of top surface is lens；Being set up along the extended surface of the bottom surface of containment vessel has perpendicular X-axis and Y-axis；Photo-sensitive cell is divided into three groups, and photosensitive group of X axis includes multiple photo-sensitive cells and each photo-sensitive cell is arranged along X-direction, and photosensitive group of Y-axis includes multiple photo-sensitive cells and each photo-sensitive cell is arranged along Y direction；At least one photo-sensitive cell is included in photosensitive group of intensity；Thang-kng part offers several thang-kng passages, and thang-kng passage is included for accommodating the lower loophole that the holding tank of photo-sensitive cell is connected with holding tank, the upper loophole being connected with lower loophole by intercommunicating pore.The utility model has certainty of measurement high, small by external interference, produces the characteristics of installation cost is relatively low, and service life is more long, meets the use requirement of solar energy tracking support.
Description
Technical field
The utility model belongs to solar energy power generating field, and in particular to a kind of light sensing suitable for photovoltaic tracking
Device.
Background technology
With flourishing for New Energy Industry, solar energy industry also welcomes and develops rapidly therewith, increasing photovoltaic
Power station is set up, wherein with the progress of science and technology, tracking share of the support in photovoltaic bracket also more and more higher.With
The control mode with closed loop feedback generally is used in track device industry, obliquity sensor, encoder, optical sensor are all ten
Divide the sensor for being effectively used for closed loop feedback, the way of closest this ultimate aim of the tracking sun of feedback of wherein optical sensor
Footpath.
Optical sensor can directly judge the relation of solar facilities and sunshine, can interpolate that out sensor and sunshine
The position relationship of line, it is also possible to judge the radiation intensity of sunshine.Can only judge current sky relative to obliquity sensor
Between position and encoder also need to calculate the locus residing for equipment by modes such as speed reducing ratio, the function of optical sensor
More it is capable of the position relationship of intuitively embodiment device and sunlight.
Because the installation environment of distributed photovoltaic is more diversified, influenceed smaller by geographical environment, so corresponding
Optical sensor is also required to be resistant to various environment, and external environment must be smaller for the influence of optical sensor；Due to
The light intensity span of sunshine than wide, can from the 0W/m2 at night to high noon when intensity more than 1000W/m2, so light is passed
The reliable range of sensor has to sufficiently large, can adapt to the constant interval of the opinion of nature；Tracking support is fixed as difference tradition
The New-support of support needs the tracking sun to reach best angle, the mostly benchmark of feedback regulation, and the precision of optical sensor needs
Meet the tracking accuracy requirement of photovoltaic tracking support；Applied very extensively on photovoltaic tracking support due to polished rod sensor, principle
Upper each independent photovoltaic tracking support is required for being equipped with a single optical sensor, and optical sensor needs ensureing workability
In the case of energy it is cost-effective as far as possible to meet industry application the need for；Due to market to the demand of optical sensor compared with
Greatly, the need in order to meet large-scale production, the structure of optical sensor must be simple in the case where use requirement is met, it is easy to
Processing and manufacturing, while the installation of sensor also has to can adapt to installation requirement of the industry for sensor.But at this stage, still
There is not the optical sensor that can very well meet above-mentioned requirements to occur.
The content of the invention
The purpose of this utility model is to provide a kind of operating mode that can be applied to the overwhelming majority in the case where precision is met
Condition, disclosure satisfy that optical sensor of the market for cost performance demand high.
To reach above-mentioned purpose, the technical solution adopted in the utility model is：
A kind of optical sensor suitable for photovoltaic tracking, including containment vessel, be arranged in the containment vessel with multiple
The circuit board of photo-sensitive cell, several thang-kng parts being arranged in the containment vessel；The containment vessel have bottom surface and top surface and
The part of at least described top surface is lens, and the lens are corresponding with each photo-sensitive cell；The circuit board is installed on described
The inside bottom surface of containment vessel；Being set up along the extended surface of the bottom surface of the containment vessel has perpendicular X-axis and Y-axis；
The photo-sensitive cell is divided into three groups, respectively exports corresponding current signal for measuring sunshine angle change
Photosensitive group of X axis, photosensitive group of the Y-axis that corresponding current signal is exported for measuring sunshine angle change and for judge too
Photosensitive group of the intensity of the radiation intensity of sunlight；Photosensitive group of the X axis includes multiple photo-sensitive cells and each described photosensitive
Element is arranged along the X-direction, and photosensitive group of the Y-axis includes multiple photo-sensitive cells and each photo-sensitive cell edge
The Y direction arrangement；Photo-sensitive cell described at least one is included in photosensitive group of the intensity；Each photo-sensitive cell is connected with
Cause the output line outside the containment vessel；
The thang-kng part offers several thang-kng passages, each institute in photosensitive group of the thang-kng passage and the X axis
Each described photo-sensitive cell stated in photo-sensitive cell and photosensitive group of the Y-axis is corresponded；The thang-kng passage is included for holding
Receive lower loophole that the holding tank of the corresponding photo-sensitive cell and the holding tank be connected, by intercommunicating pore with it is described under
The upper loophole that loophole is connected, the holding tank, the lower loophole, the intercommunicating pore, the upper loophole edge successively
The normal direction arrangement of the photo-sensitive cell.
Preferably, the photo-sensitive cell uses silicon photocell.
Preferably, the thang-kng part include at least offering the part thang-kng passage and sidepiece have opening body,
It is connected with the body and closes the opening of the body side and constitute the cover plate of the thang-kng passage.
Preferably, in the thang-kng passage, the aperture of the aperture more than the lower loophole of the upper loophole；It is described logical
In optical channel, the aperture of the intercommunicating pore is more than the aperture of the upper loophole and the aperture of the lower loophole；The thang-kng
Aperture of the depth of passage more than optional position in the thang-kng passage.
Preferably, it is described in the thang-kng passage corresponding with each described photo-sensitive cell in photosensitive group of the X axis
The center of upper loophole offsets relative to the lower loophole centrally along the X-direction；With it is each in photosensitive group of the Y-axis
In the corresponding thang-kng passage of the photo-sensitive cell, the relatively described lower loophole in center of the upper loophole centrally along
The Y direction skew.
Preferably, in each described thang-kng passage corresponding with each described photo-sensitive cell in photosensitive group of the X axis, institute
The offset direction for stating the center of the relatively described lower loophole in center of loophole is different；With it is each in photosensitive group of the Y-axis
In the corresponding each described thang-kng passage of the photo-sensitive cell, the center of the relatively described lower loophole in center of the upper loophole
Offset direction it is different.
Preferably, the inside bottom surface of the containment vessel is provided with for supporting and fixes multiple projections of the circuit board,
The plug connector for mutually being plugged with the circuit board and being connected is provided with projection described at least two.
Preferably, the outlet caused for the output line outside the containment vessel is offered on the bottom surface of the containment vessel
Hole and the air-vent being connected inside the containment vessel, are filled with seal between the wire hole and the output line, described
Waterproof breathable membrane is coated with air-vent.
Preferably, the outer side bottom surface of the containment vessel is provided with several threaded mounts.
Preferably, the light absorbing zone with black on the inwall of the thang-kng passage.
Because above-mentioned technical proposal is used, the utility model has following advantages compared with prior art：The utility model
Optical sensor have certainty of measurement high, small by external interference, production installation cost is relatively low, the characteristics of service life is more long, on
The feature of stating meets use requirement of the solar energy tracking support for optical sensor, with good market prospects.
Brief description of the drawings
Accompanying drawing 1 is interior except the structural representation of circuit board for the containment vessel of optical sensor of the present utility model.
Accompanying drawing 2 is the circuit board layout diagram of optical sensor of the present utility model.
Accompanying drawing 3 is the body schematic perspective view of the thang-kng part of optical sensor of the present utility model.
Accompanying drawing 4 is the body schematic front view of the thang-kng part of optical sensor of the present utility model.
Accompanying drawing 5 is schematic diagram of the thang-kng part of optical sensor of the present utility model when just being irradiated to sunlight.
Accompanying drawing 6 is thang-kng part the showing when having certain angle with sunlight irradiating angle of optical sensor of the present utility model
It is intended to.
Accompanying drawing 7 is the schematic diagram of projection and plug connector in optical sensor of the present utility model.
Accompanying drawing 8 is the outer side bottom surface schematic diagram of the containment vessel of optical sensor of the present utility model.
In the figures above：1st, the bottom surface of containment vessel；2nd, thang-kng part；3rd, thang-kng passage；4th, projection；5th, plug connector；6th, outlet
Hole；7th, air-vent；8th, threaded mount；9th, body；10th, cover plate；A, upper loophole；B, intercommunicating pore；C, lower loophole；D, receiving
Groove.
Specific embodiment
Shown embodiment is further described to the utility model below in conjunction with the accompanying drawings.
Embodiment one：As shown in Figure 1, a kind of optical sensor suitable for photovoltaic tracking, including containment vessel, circuit board,
Several thang-kng parts 2, wherein circuit board include several photo-sensitive cells being arranged on.
Containment vessel is generally in cuboid, and it has the side of relative bottom surface 1 and top surface and surrounding.Bottom surface 1 is used to pacify
Fill internal various devices and whole optical sensor is installed to required position, bottom surface 1 has inner side and outer side, refers on the inside of it
Towards the side in containment vessel, and it is then its outside towards the side outside containment vessel.The top surface of containment vessel is at least locally using saturating
Mirror, so as to sunshine can be irradiated to inside containment vessel be perceived with by photo-sensitive cell.Lens can seal phase with containment vessel by glue
Connect to ensure sealing.Being set up along the extended surface of the bottom surface 1 of containment vessel has perpendicular X-axis and Y-axis to define direction.
In outdoor environment, optical sensor be required to tolerate expose to the sun and rain, dust storm corrode etc. severe natural environment, so need set
Protective cover, and protective cover can not disturb daylighting, therefore, lens are provided with protective cover, generally using the resin that translucency is good
Or glass is made lens.
Circuit board sets in containment vessel and is arranged on the inner side of bottom surface 1, and several photo-sensitive cells thereon are divided into three groups, point
Wei not photosensitive group of X axis, photosensitive group of Y-axis and photosensitive group of intensity.Photosensitive group of X axis includes multiple photo-sensitive cells, and they are along X-axis
Direction is embarked on journey arrangement.Photosensitive group of Y-axis also includes multiple photo-sensitive cells, and they arrange in column along Y direction.Photosensitive group of X axis
Measurement sunshine angle change is used to each photo-sensitive cell in photosensitive group of Y-axis and export corresponding current signal.Intensity sense
Light group includes at least one photo-sensitive cell, and it is used to judge the radiation intensity of sunshine and export corresponding current signal.It is each photosensitive
Element is respectively connected with the output line caused outside containment vessel.The optical sensor utilizes different photo-sensitive cells, is irradiated by detecting
The difference of the light on to photo-sensitive cell judges the position relationship between current sunlight and optical sensor.
Photo-sensitive cell in the selection can by multiple material in selection, it is necessary to meet the working environment of complexity, meet different
The light intensity of intensity, but photo resistance, photodiode etc. the material of saturation be able to can not use when light intensity reaches some strength.This
Silicon photocell mainly is used in scheme, the material is similar with solar cell module material, with relatively reliable performance.This
Outward, photo-sensitive cell can also be using photocell materials such as GaAs, CdTe and CuInSe2 (CuInS2).
As shown in Figure 2,5 photo-sensitive cells, respectively D1, D2, D3, D4, D5 are set altogether in the present embodiment on circuit board.
Wherein, photo-sensitive cell D1 and D2 constitute photosensitive group of X axis, and photo-sensitive cell D4 and D5 constitute photosensitive group of Y-axis, photo-sensitive cell
D3 constitutes photosensitive group of intensity.Therefore, photo-sensitive cell D1 and D2 is arranged along X-direction, and photo-sensitive cell D4 and D5 is arranged along Y direction
Cloth and be located at photo-sensitive cell D1 and D2 side.The sunshine feelings on two orthogonal axial directions can thus be measured
Condition.And photo-sensitive cell D3 can judge the current radiation intensity of sunshine when tracking normal, so as to judge current sunshine
Radiation situation, for example whether for rainy weather etc., tracking system provided auxiliary information can be given.Photo-sensitive cell D1-D5's is negative
Pole is connected to GND, can be mounted directly suitable binding post and draw required signal.Photo-sensitive cell D1-D5 is each
From positive pole connect output line respectively and draw output current.
Thang-kng part 2 offers several thang-kng passages 3, each photo-sensitive cell and Y in thang-kng passage 3 and photosensitive group of X axis
Each photo-sensitive cell in photosensitive group of axial direction is corresponded.Can also one only to open up a thang-kng passage 3 on a thang-kng part 2
Multiple thang-kng passages 3 are opened up on individual thang-kng part 2.In the present embodiment, two thang-kng parts 2 are set altogether, are opened on each thang-kng part 2
It is provided with two thang-kng passages 3, two photo-sensitive cells in photosensitive group of a thang-kng part 2 and X axis are corresponding, another thang-kng part
2 is corresponding with two photo-sensitive cells in photosensitive group of Y-axis.Each thang-kng part 2 includes body 9 and cover plate 10, such as accompanying drawing 3,4
It is shown, at least offer part thang-kng passage 3 on body 9, and its sidepiece has an opening that thang-kng passage 3 is formed, and cover plate 10
It is connected with body 9 so as to by the closure of openings of the sidepiece of body 9, constitute complete thang-kng passage 3, as shown in Figure 1.In body
9 open side, can set the structures such as several apertures to install cover plate 10.
Each thang-kng passage 3 is included for accommodating what the holding tank D and holding tank D of corresponding photo-sensitive cell were connected
Lower loophole C, the upper loophole A being connected with lower loophole C by intercommunicating pore B, holding tank D, lower loophole C, intercommunicating pore B,
Upper loophole A along the normal direction of photo-sensitive cell, i.e., arranges, so that sunshine can perpendicular to the direction of photosensitive member surface successively
It is irradiated on photo-sensitive cell with through thang-kng passage 3.In each thang-kng passage 3, the aperture of upper loophole A is more than lower loophole
The aperture of C, the aperture of the aperture more than upper loophole A and the aperture of lower loophole C of intercommunicating pore B, the depth of thang-kng passage 3, i.e.,
Thang-kng passage 3 is more than the aperture of optional position in thang-kng passage 3 along the thickness of the normal direction of photo-sensitive cell.Thang-kng passage 3
Light absorbing zone or thang-kng part 2 with black are made using black material on inwall.
In the thang-kng passage 3 corresponding with each photo-sensitive cell in photosensitive group of X axis, the center of upper loophole A relatively under
Loophole C centrally along X-direction skew, and each thang-kng passage 3 corresponding with each photo-sensitive cell in photosensitive group of X axis
In, the center of upper loophole A descends the offset direction at the center of loophole C different relatively.Therefore in the present embodiment, correspondence X-axis
To two thang-kng passages 3 in photosensitive group that thang-kng part 2, axially symmetric structure, two center difference of upper loophole A are formed
Offset to the two ends of X-direction.Similar therewith, corresponding with each photo-sensitive cell in photosensitive group of Y-axis thang-kng passage 3
In, the center of upper loophole A relative to lower loophole C centrally along Y direction skew, and with photosensitive group of Y-axis in it is each photosensitive
In the corresponding each thang-kng passage 3 of element, the center of upper loophole A descends the offset direction at the center of loophole C different relatively, i.e.,
Two thang-kng passages 3 in that thang-kng part 2 of photosensitive group of Y-axis of correspondence, also form axially symmetric structure, two upper loophole A
Center respectively to Y direction two ends offset.
Generally, in thang-kng passage 3, the cross section of upper loophole A, the cross section of lower loophole C are with side long and short
The rectangle on side, the short side of the thang-kng passage 3 corresponding with the photo-sensitive cell in photosensitive group of X axis extends along X-direction, with Y-axis
Extend along Y direction to the short side of the corresponding thang-kng passage 3 of the photo-sensitive cell in photosensitive group.
In such scheme, upper loophole A and lower loophole C are of different sizes, wherein the aperture of upper loophole A is more than lower printing opacity
The aperture of hole C, and the center of upper loophole A and lower loophole C the line at center and the surface of photo-sensitive cell into one
Fixed acute angle, advantage of this is that precision can be increased.As shown in figure 5, be mapped to when a branch of parallel solar irradiation and
During the vertically arranged optical sensor of sunshine, the light area that two silicon photocells are received is identical, because light source is
Sunshine, it is believed that light intensity is equal, so the irradiation that silicon photocell is subject to is equal, the electric current of generation is also equal.Work as light sensing
When there is certain angle in the normal and sunray of device, as shown in fig. 6, can significantly see, due to upper and lower two loopholes
Position relationship, the loophole combination on the left side is more more than the loophole sunshine that receives of combination on the right, simultaneously because inclination angle
Relation, there is inhibition to light in the inclination angle on the right, the gap of the light income of such the right and left is multiplied, such
It is designed to improve the precision of sense organ sensor, this design combination is outside under normal circumstances can be by the precision of photosensitive sensor
It is promoted to 0.1 °.
Under natural environment in addition to the irradiation of sunlight, also other light sources or sunlight are radiated at body surface and reflect
Reflection light, these light all can produce influence, it is come from order to reduce as far as possible on sensor on the positioning of sunlight
His light source or sunshine produce reflected light for the influence of sensor, have done following measures：1st, in the part of sensor thang-kng passage 3
After lateral hatch 10 is covered, thang-kng passage 3 becomes a semi-closed structure for there was only upper and lower printing opacity, so comes from thang-kng
Reflected light around passage 3 shines not enter inside thang-kng passage 3；2nd, the hole wall of thang-kng passage 3 is black, and black can absorb light,
The unordered scattering illumination of angle is mapped to when on light hole hole wall, and light can be absorbed the optical sensor below will not being reflected to
On；3rd, the depth of thang-kng passage 3 is far longer than its aperture everywhere, so with the differential seat angle of thang-kng passage 3 away from big scattering light
Will be irradiated to above the hole wall of thang-kng passage 3, because hole wall is black, light will be absorbed；4th, the hole of upper loophole A
Aperture of the footpath more than lower loophole C, can so increase the amount that thang-kng passage 3 absorbs sunlight, improve what photo-sensitive cell was experienced
Sun light quantity, so as to improve the sensitivity of sensor；5th, there are a larger chamber, i.e. intercommunicating pore B inside thang-kng passage 3, it is miscellaneous
Light can be conducive to hole wall for the absorption of veiling glare after the chamber is entered by multiple reflections.By the elimination to veiling glare, increase
The precision of optical sensor.
As shown in Figure 1, the corner location of the inner side of bottom surface 1 of containment vessel sets multiple projections 4, with coming by supported underneath simultaneously
Fixing circuit board, is provided with the plug connector 5 for mutually being plugged with circuit board and being connected on wherein at least two projection 4.As shown in Figure 7,
The plug connector 5 is the locating dowel that two tops have clamping block, and it can be while support be provided to circuit board to circuit board
Positioned, it is not necessary to the work such as screw locking, the card of buckle one can locating circuit board.
As shown in accompanying drawing 1 and accompanying drawing 8, the middle part of the bottom surface 1 of containment vessel offer for each photo-sensitive cell connected it is defeated
Outlet causes the wire hole 6 outside containment vessel, and the output line of each photo-sensitive cell is unified to draw by the wire hole 6.Wire hole 6
Place can set draw-in groove to fix output line, and output line passes through wire hole 6, filled out between wire hole 6 and output line after needing peeling
Filled with seal, the encapsulation process such as encapsulating are generally done, so as to enhance the water resistance of optical sensor, improve light sensing
The service life of device.
In an outdoor environment, irradiated by sunlight, pressure can increase after the air heats in the containment vessel of optical sensor,
For the pressure inside and outside balanced protection shell, the air-vent being connected with inside containment vessel is further opened with the bottom surface 1 of containment vessel
7.In order to prevent steam from entering in containment vessel, waterproof breathable membrane is coated with air-vent 7, thus can be in the feelings do not intake
The pressure inside and outside optical sensor is balanced under condition, the service life of optical sensor is extended.
As shown in Figure 8, several threaded mounts 8 are provided with the corner in the outside of bottom surface 1 of containment vessel.The installation spiral shell
Line part is threaded fastened by screw mouthful, is installed directly into the grinding tool held successfully by by internal thread seat, and not from light sensing
Device bottom surface 1 is exposed, and can so be simplified under conditions of good installation accuracy is ensured and be installed.
The above-mentioned two-in-one high accuracy optical sensor suitable for photovoltaic tracking is that a kind of certainty of measurement is high, small by external interference
Novel sensor, in addition also by easy design and cheap raw material can reduce being produced into for sensor
This, the mounting design of optimization can be the installation saving human cost of sensor, and the appearance design of science can improve sensor
Actually used precision, multiple protective can make sensor obtain longer service life, These characteristics meet solar energy with
Track support for optical sensor use requirement, with good market prospects.
Above-described embodiment only to illustrate technology design of the present utility model and feature, technique is familiar with its object is to allow
Personage will appreciate that content of the present utility model and implement according to this, protection domain of the present utility model can not be limited with this.
All equivalent change or modifications made according to the utility model Spirit Essence, should all cover protection domain of the present utility model it
It is interior.
Claims (10)
1. a kind of optical sensor suitable for photovoltaic tracking, it is characterised in that：The optical sensor bag suitable for photovoltaic tracking
If including containment vessel, the circuit board with multiple photo-sensitive cells being arranged in the containment vessel, being arranged in the containment vessel
Dry thang-kng part；It is lens, the lens and each institute that the containment vessel has the part of bottom surface and top surface and at least described top surface
State photo-sensitive cell corresponding；The circuit board is installed on the inside bottom surface of the containment vessel；Prolong bottom surface along the containment vessel
Stretch to be set up in face and have perpendicular X-axis and Y-axis；
The photo-sensitive cell is divided into three groups, and the X-axis of corresponding current signal is respectively exported for measuring sunshine angle change
Photosensitive group of the Y-axis of corresponding current signal is exported to photosensitive group, for measuring sunshine angle change and for judging the sun
Photosensitive group of the intensity of the radiation intensity of light；Photosensitive group of the X axis includes multiple photo-sensitive cells and each photosensitive unit
Part is arranged along the X-direction, and photosensitive group of the Y-axis includes multiple photo-sensitive cells and each photo-sensitive cell is along institute
State Y direction arrangement；Photo-sensitive cell described at least one is included in photosensitive group of the intensity；Each photo-sensitive cell is connected with and draws
Output line outside to the containment vessel；
The thang-kng part offers several thang-kng passages, each described sense in photosensitive group of the thang-kng passage and the X axis
Each described photo-sensitive cell in optical element and photosensitive group of the Y-axis is corresponded；The thang-kng passage includes right for accommodating
Lower loophole that the holding tank of the photo-sensitive cell answered is connected with the holding tank, by intercommunicating pore and the lower printing opacity
The upper loophole that hole is connected, the holding tank, the lower loophole, the intercommunicating pore, the upper loophole are successively along described
The normal direction arrangement of photo-sensitive cell.
2. a kind of optical sensor suitable for photovoltaic tracking according to claim 1, it is characterised in that：The photo-sensitive cell
Using silicon photocell.
3. a kind of optical sensor suitable for photovoltaic tracking according to claim 1, it is characterised in that：The thang-kng part bag
The body at least offering the part thang-kng passage and sidepiece there is opening is included to be connected with the body and close described
Side portion is open to constitute the cover plate of the thang-kng passage.
4. a kind of optical sensor suitable for photovoltaic tracking according to claim 1, it is characterised in that：The thang-kng passage
In, the aperture of the aperture more than the lower loophole of the upper loophole；In the thang-kng passage, the aperture of the intercommunicating pore is big
In the aperture of the upper loophole and the aperture of the lower loophole；The depth of the thang-kng passage is more than in the thang-kng passage
The aperture of optional position.
5. a kind of optical sensor suitable for photovoltaic tracking according to claim 1, it is characterised in that：With the X axis
In the corresponding thang-kng passage of each described photo-sensitive cell in photosensitive group, the center of the upper loophole is relatively described lower
Unthreaded hole centrally along the X-direction skew；Corresponding with each described photo-sensitive cell in photosensitive group of the Y-axis is described logical
In optical channel, the center of the upper loophole offsets relative to the lower loophole centrally along the Y direction.
6. a kind of optical sensor suitable for photovoltaic tracking according to claim 5, it is characterised in that：With the X axis
In the corresponding each described thang-kng passage of each described photo-sensitive cell in photosensitive group, under the center of the upper loophole is relatively described
The offset direction at the center of loophole is different；Corresponding with each described photo-sensitive cell in photosensitive group of the Y-axis is each described
In thang-kng passage, the offset direction at the center of the relatively described lower loophole in center of the upper loophole is different.
7. a kind of optical sensor suitable for photovoltaic tracking according to claim 1, it is characterised in that：The containment vessel
Inside bottom surface is provided with for supporting and fixes multiple projections of the circuit board, is provided with projection described at least two and institute
State the plug connector that circuit board mutually plugs connection.
8. a kind of optical sensor suitable for photovoltaic tracking according to claim 1, it is characterised in that：The containment vessel
The wire hole caused for the output line outside the containment vessel is offered on bottom surface saturating with what is be connected inside the containment vessel
Stomata, is filled with seal between the wire hole and the output line, waterproof breathable membrane is coated with the air-vent.
9. a kind of optical sensor suitable for photovoltaic tracking according to claim 1, it is characterised in that：The containment vessel
Outer side bottom surface is provided with several threaded mounts.
10. a kind of optical sensor suitable for photovoltaic tracking according to claim 1, it is characterised in that：The thang-kng is led to
Light absorbing zone with black on the inwall in road.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621338793.9U CN206208390U (en) | 2016-12-08 | 2016-12-08 | A kind of optical sensor suitable for photovoltaic tracking |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621338793.9U CN206208390U (en) | 2016-12-08 | 2016-12-08 | A kind of optical sensor suitable for photovoltaic tracking |
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| Publication Number | Publication Date |
|---|---|
| CN206208390U true CN206208390U (en) | 2017-05-31 |
Family
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621338793.9U Withdrawn - After Issue CN206208390U (en) | 2016-12-08 | 2016-12-08 | A kind of optical sensor suitable for photovoltaic tracking |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106500836A (en) * | 2016-12-08 | 2017-03-15 | 苏州聚晟太阳能科技股份有限公司 | A kind of optical sensor suitable for photovoltaic tracking |
-
2016
- 2016-12-08 CN CN201621338793.9U patent/CN206208390U/en not_active Withdrawn - After Issue
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106500836A (en) * | 2016-12-08 | 2017-03-15 | 苏州聚晟太阳能科技股份有限公司 | A kind of optical sensor suitable for photovoltaic tracking |
| CN106500836B (en) * | 2016-12-08 | 2018-01-02 | 苏州聚晟太阳能科技股份有限公司 | A kind of optical sensor suitable for photovoltaic tracking |
| US11169241B2 (en) | 2016-12-08 | 2021-11-09 | Suzhou Jsolar Incorporated | Sensor and control method thereof |
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