CN202110263U - Infrared detection device for solar cells - Google Patents
Infrared detection device for solar cells Download PDFInfo
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- CN202110263U CN202110263U CN2011201888036U CN201120188803U CN202110263U CN 202110263 U CN202110263 U CN 202110263U CN 2011201888036 U CN2011201888036 U CN 2011201888036U CN 201120188803 U CN201120188803 U CN 201120188803U CN 202110263 U CN202110263 U CN 202110263U
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- guide rail
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- probe
- sliding shoe
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Abstract
The utility model discloses an infrared detection device for solar cells, which comprises an infrared detector, a stabilized voltage source, a bottom plate, a positioning plate and a detection mechanism. A positioning mechanism is disposed on the positioning plate, the detection mechanism consists of a guide rail support, a guide rail, a slider, a telescopic rod and a probe, and an intersecting line of the bottom plate and the positioning plate is parallel to the guide rail, so that the slider on the guide rail has degree of freedom of horizontal movement relative to the positioning plate. The telescopic rod is vertically disposed, so that the probe has degree of freedom of vertical movement relative to the positioning plate. The probe is connected with the stabilized voltage source. The infrared detection device has degree of freedom of horizontal movement and vertical movement relative to the positioning plate, accordingly, the probe can optionally move relative to the positioning plate and a cell, the probe can conveniently touch a tested position regardless of change of shapes or sizes of tested cells, diversification of detection objects is realized, and the infrared detection device is wide in application range.
Description
Technical field
The utility model relates to a kind of pick-up unit, is specifically related to a kind of infrared detecting device that is used for solar battery sheet.
Background technology
The world today, the lasting use of conventional energy resources has brought a series of economy and social concerns such as energy scarcity and ecological deterioration, address the above problem preferably by way of being to greatly develop and promote regenerative resource.In regenerative resource, solar cell becomes the target that countries in the world are competitively developed because region restriction is little, applied range, pollution-free basically, sustainable use rate advantages of higher.
The efficient that improves solar cell is the direction that make great efforts in the photovoltaic field always.Parallel resistance is an important parameter of reflection solar cell electrical property, and parallel resistance is bigger unreasonablely to be thought.
At present; The parallel resistance value comprehensive evaluation parallel resistance that the photovoltaic industry is mainly taked the solar cell I-V curve and recorded; But according to this method be difficult to judge solar cell concrete which the parallel resistance value partly to occur too small, thereby can not carry out careful analysis to solar cell.
Discover that the solar cell parallel resistance is too small except showing the electrical property aspect, also can aspect thermal behavior, embody.The too small zone of solar cell parallel resistance can form leakage current having under the condition of applying bias; And these local drain region can show with the form of localized hyperthermia; If can detect these high-temperature regions, so just can judge the too small concrete position of parallel resistance.And thermal infrared imager can form thermography, can show the object surfaces Temperature Distribution.Therefore the thermography that utilizes thermal infrared imager to form can detect the drain region of solar cell intuitively, and then the solar cell parallel resistance is analyzed.
Yet, when utilizing thermal infrared imager that solar battery sheet is carried out detection of electrical leakage, need the battery sheet is fixing reliably.And no matter how the shape or the size of solar battery sheet change, and all require probe can touch tested position easily.
Therefore, develop a kind of infrared detecting device that is used for detecting solar battery sheet specially, have realistic meaning energetically.
Summary of the invention
The purpose of the utility model provides a kind of infrared detecting device that is used for solar battery sheet.
For reaching the foregoing invention purpose, the technical scheme that the utility model adopts is: a kind of infrared detecting device that is used for solar battery sheet comprises infrared radiation detection apparatus, stabilized voltage supply, base plate, is fixedly arranged on location-plate and testing agency on the base plate;
Said location-plate is provided with location structure, and solar battery sheet is positioned on the said location-plate;
Said testing agency comprises guide rail bearing, guide rail, sliding shoe, expansion link and probe; Said guide rail bearing is fixedly arranged on the two ends of base plate, and said guide rail bracket is located on the guide rail bearing, and guide rail is provided with the sliding shoe of cooperation, and the top of sliding shoe is provided with expansion link, and the lower end of expansion link and said sliding shoe are hinged, and its upper end is provided with probe;
Said base plate is parallel with guide rail with the intersecting lens of location-plate, the freedom of motion that makes the sliding shoe be located on the guide rail have horizontal direction with respect to location-plate; Said expansion link vertically is provided with, and makes probe have the freedom of motion of vertical direction with respect to location-plate; Said probe is connected with stabilized voltage supply.
In the preceding text, said location-plate and on location structure be that solar battery sheet is fixed positioned on the location-plate reliably, thereby make things convenient for testing agency to detect.
The testing agency of the utility model has horizontal direction with respect to location-plate, and the freedom of motion of vertical direction; Therefore probe can move arbitrarily with respect to location-plate; Because the battery sheet is positioned on the location-plate; Therefore probe can move arbitrarily with respect to the battery sheet, thereby has realized the multi-faceted detection to the battery sheet, i.e. test point diversification.
Said probe is connected with stabilized voltage supply; Thereby give battery sheet applying bias through probe; Because the too small zone of solar cell parallel resistance can form leakage current having under the condition of applying bias; Detect the drain region of solar cell being used infrared radiation detection apparatus, and then the solar cell parallel resistance is analyzed.Said infrared radiation detection apparatus can adopt existing equipment, like thermal infrared imager etc.
The lower end of said expansion link and said sliding shoe are hinged; Thereby expansion link can be rotated on perpendicular to the direction of location-plate with respect to sliding shoe; Thereby the probe contact battery sheet that can make expansion link upper end detects or with probe away from battery sheet detection of end, preferred 45 ~ 90 degree of its adjusting angle.Certainly, also can adopt gimbal structure.
In the technique scheme, said location-plate is provided with at least 2 spacer pins and at least 2 positioning pressuring plates, constitutes said location structure.
In the technique scheme, the hinged place of said expansion link and sliding shoe is provided with position fixing knob; Also be provided with extension spring, an end of extension spring is fixedly connected with the lower end of expansion link, and the other end is fixedly connected with sliding shoe.The effect of position fixing knob is that expansion link is fixed on the sliding shoe, makes both relative positionings.The effect of said extension spring is that expansion link is moved to location-plate, thereby the probe of expansion link upper end is pressed on the battery sheet to detect.Optimized technical scheme, said extension spring is in tension, and its pulling force is 1.8 ~ 2.5N.
In the technique scheme, the angle between said base plate and the location-plate is 60 ~ 85 degree.The angle that said testing agency is located between base plate and the location-plate is a side at obtuse angle.
In the technique scheme, said sliding shoe is provided with guide rail and cooperates latch, forms locking mechanism.The effect of latch is that sliding shoe is fixed on the guide rail, thereby realizes the detection and localization of probe.
The detection step of the utility model is following:
(1) rotate expansion link, make it with respect to the sliding shoe rotation and away from location-plate, to off working state, utilize position fixing knob to be fixed, probe is thereupon away from location-plate;
(2) be put in solar battery sheet to be measured on the location-plate, utilize spacer pin to be located, utilize positioning pressuring plate that the battery sheet is fixed on location-plate then;
(3) unclamp position fixing knob, make expansion link contact measured solar battery sheet under the effect of extension spring, connect stabilized voltage supply, utilize infrared radiation detection apparatus to carry out infrared detection;
When needs detect other, through move left and right sliding shoe on guide rail, and the length of adjustment expansion link, realize detection to battery sheet diverse location;
(4) after test is accomplished, rotate expansion link, make it with respect to the sliding shoe rotation and away from location-plate, to off working state, utilize position fixing knob to be fixed, probe is thereupon away from location-plate;
(5) repeating step (2)～step (4) gets into the detection of a slice battery sheet down.
Because the technique scheme utilization, the advantage that the utility model compared with prior art has is:
1, the pick-up unit of the utility model is provided with location-plate, on location-plate, is provided with location structure again, thereby can be with tested solar battery sheet reliable localization on location-plate, to make things convenient for its infrared detection.
2, the testing agency of the utility model has with respect to location-plate horizontal direction, and the freedom of motion of vertical direction; Therefore probe can move arbitrarily with respect to location-plate and battery sheet; No matter how conversion of the shape of tested battery sheet or size; Probe all can touch tested position easily, realizes the detected object diversification, and pick-up unit is applied widely.
3, the utility model is simple in structure, easy to operate, and cost is lower, is suitable for applying.
Description of drawings
Fig. 1 is the three-dimensional structure diagram of the utility model embodiment one; (infrared radiation detection apparatus and stabilized voltage supply are not drawn)
Fig. 2 is the right view of Fig. 1;
Fig. 3 is the synoptic diagram when expansion link is in off working state among the utility model embodiment one.
Wherein: 1, location-plate; 2, base plate; 3, guide rail bearing; 4, guide rail; 5, sliding shoe; 6, expansion link; 7, probe; 8, spacer pin; 9, positioning pressuring plate; 10, latch; 12, position fixing knob; 13, extension spring.
Embodiment
Below in conjunction with accompanying drawing and embodiment the utility model is further described:
Embodiment one
Shown in Fig. 1 ~ 3, a kind of infrared detecting device that is used for solar battery sheet comprises infrared radiation detection apparatus, stabilized voltage supply, base plate 2, is fixedly arranged on location-plate 1 and testing agency on the base plate;
Said location-plate is provided with 2 spacer pins 8 and 2 positioning pressuring plates 9, constitutes location structure, and solar battery sheet is positioned on the said location-plate;
Said testing agency comprises guide rail bearing 3, guide rail 4, sliding shoe 5, expansion link 6 and probe 7; Said guide rail bearing is fixedly arranged on the two ends of base plate, and said guide rail bracket is located on the guide rail bearing, and guide rail is provided with the sliding shoe of cooperation, and the top of sliding shoe is provided with expansion link, and the lower end of expansion link and said sliding shoe are hinged, and its upper end is provided with probe;
Said base plate is parallel with guide rail with the intersecting lens of location-plate, the freedom of motion that makes the sliding shoe be located on the guide rail have horizontal direction with respect to location-plate; Said expansion link vertically is provided with, and makes probe have the freedom of motion of vertical direction with respect to location-plate;
Said probe is connected with stabilized voltage supply.
The hinged place of said expansion link and sliding shoe is provided with position fixing knob 12; Also be provided with extension spring 13, an end of extension spring is fixedly connected with the lower end of expansion link, and the other end is fixedly connected with sliding shoe.Said extension spring is in tension, and its pulling force is 1.8 ~ 2.5N.Can select MiSUMi AUA4-35 model for use; Said extension spring as power source, makes probe and tested position keep fitting tightly in this device in the testing process.
Angle between said base plate and the location-plate is 75 degree.Help the placement of battery sheet.The angle that said testing agency is located between base plate and the location-plate is a side at obtuse angle.
Said sliding shoe is provided with guide rail and cooperates latch 10, forms locking mechanism.
The testing agency of the utility model has horizontal direction with respect to location-plate, and the freedom of motion of vertical direction; Therefore probe can move arbitrarily with respect to location-plate; Because the battery sheet is positioned on the location-plate; Therefore probe can move arbitrarily with respect to the battery sheet, thereby has realized the multi-faceted detection to the battery sheet, i.e. test point diversification.For example, expansion link can be implemented in 15 ~ 120 mm arbitrfary points adjusting in the vertical direction, and sliding shoe can be regulated interior in the horizontal direction 15 ~ 120 mm arbitrfary points.
The detection step of the utility model is following:
(1) rotate expansion link, make it with respect to the sliding shoe rotation and away from location-plate, to off working state, utilize position fixing knob to be fixed, probe is thereupon away from location-plate;
(2) be put in solar battery sheet to be measured on the location-plate, utilize spacer pin to be located, utilize positioning pressuring plate that the battery sheet is fixed on location-plate then;
(3) unclamp position fixing knob, make expansion link contact measured solar battery sheet under the effect of extension spring, connect stabilized voltage supply, utilize infrared radiation detection apparatus to carry out infrared detection; Expansion link can be voluntarily to the direction rotation away from the battery sheet under the effect of extension spring, and this moment, probe and tested position kept fitting tightly;
When needs detect other, through move left and right sliding shoe on guide rail, and the length of adjustment expansion link, realize detection to battery sheet diverse location; In test process, can utilize the locking mechanism of setting up on the sliding shoe (latch) that sliding shoe is fixed on the guide rail;
(4) after test is accomplished, rotate expansion link, make it with respect to the sliding shoe rotation and away from location-plate, to off working state, utilize position fixing knob to be fixed, probe is thereupon away from location-plate;
(5) repeating step (2) gets into the detection of a slice battery sheet down to step (4).
Claims (4)
1. an infrared detecting device that is used for solar battery sheet is characterized in that: comprise infrared radiation detection apparatus, stabilized voltage supply, base plate (2), be fixedly arranged on location-plate (1) and testing agency on the base plate;
Said location-plate is provided with location structure, and solar battery sheet is positioned on the said location-plate;
Said testing agency comprises guide rail bearing (3), guide rail (4), sliding shoe (5), expansion link (6) and probe (7); Said guide rail bearing is fixedly arranged on the two ends of base plate, and said guide rail bracket is located on the guide rail bearing, and guide rail is provided with the sliding shoe of cooperation, and the top of sliding shoe is provided with expansion link, and the lower end of expansion link and said sliding shoe are hinged, and its upper end is provided with probe;
Said base plate is parallel with guide rail with the intersecting lens of location-plate, the freedom of motion that makes the sliding shoe be located on the guide rail have horizontal direction with respect to location-plate; Said expansion link vertically is provided with, and makes probe have the freedom of motion of vertical direction with respect to location-plate;
Said probe is connected with stabilized voltage supply.
2. the infrared detecting device that is used for solar battery sheet according to claim 1 is characterized in that: said location-plate is provided with at least 2 spacer pins (8) and at least 2 positioning pressuring plates (9), constitutes said location structure.
3. the infrared detecting device that is used for solar battery sheet according to claim 1 is characterized in that: the hinged place of said expansion link and sliding shoe is provided with position fixing knob (12); Also be provided with extension spring (13), an end of extension spring is fixedly connected with the lower end of expansion link, and the other end is fixedly connected with sliding shoe.
4. the infrared detecting device that is used for solar battery sheet according to claim 1 is characterized in that: said sliding shoe is provided with guide rail and cooperates latch (10), forms locking mechanism.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201888036U CN202110263U (en) | 2011-06-07 | 2011-06-07 | Infrared detection device for solar cells |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201888036U CN202110263U (en) | 2011-06-07 | 2011-06-07 | Infrared detection device for solar cells |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202110263U true CN202110263U (en) | 2012-01-11 |
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ID=45435709
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011201888036U Expired - Fee Related CN202110263U (en) | 2011-06-07 | 2011-06-07 | Infrared detection device for solar cells |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202110263U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104237790A (en) * | 2013-06-09 | 2014-12-24 | 国家纳米科学中心 | Device and method for measuring service life of solar cell |
| CN108962778A (en) * | 2018-07-27 | 2018-12-07 | 滁州学院 | A kind of solar battery sheet EL detection device |
| CN109813975A (en) * | 2019-03-19 | 2019-05-28 | 北京电子科技职业学院 | Four axial brake devices and distribution of charges measuring mechanism |
-
2011
- 2011-06-07 CN CN2011201888036U patent/CN202110263U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104237790A (en) * | 2013-06-09 | 2014-12-24 | 国家纳米科学中心 | Device and method for measuring service life of solar cell |
| CN108962778A (en) * | 2018-07-27 | 2018-12-07 | 滁州学院 | A kind of solar battery sheet EL detection device |
| CN108962778B (en) * | 2018-07-27 | 2024-04-26 | 滁州学院 | EL detection device for solar cell |
| CN109813975A (en) * | 2019-03-19 | 2019-05-28 | 北京电子科技职业学院 | Four axial brake devices and distribution of charges measuring mechanism |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 215129 Suzhou high tech Zone, Jiangsu Province, Lu Shan Road, No. 199, No. Co-patentee after: Artes sunshine Power Group Co. Ltd. Patentee after: Suzhou Canadian Solar Inc. Address before: 215129 Suzhou high tech Zone, Jiangsu Province, Lu Shan Road, No. 199, No. Co-patentee before: Canadian (China) Investment Co., Ltd. Patentee before: Suzhou Canadian Solar Inc. |
|
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120111 Termination date: 20200607 |