CN204721313U - Portable photovoltaic module testing apparatus - Google Patents
Portable photovoltaic module testing apparatus Download PDFInfo
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- CN204721313U CN204721313U CN201520414445.4U CN201520414445U CN204721313U CN 204721313 U CN204721313 U CN 204721313U CN 201520414445 U CN201520414445 U CN 201520414445U CN 204721313 U CN204721313 U CN 204721313U
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- photovoltaic module
- slide block
- testing apparatus
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/50—Photovoltaic [PV] energy
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Abstract
The utility model discloses a kind of Portable photovoltaic module testing apparatus, it comprises: a shading framework removably assembled, and the top of described shading framework is provided with a camera fixing mechanism; One CCD camera is installed in described camera fixing mechanism; The light shield of one flexibility, is covered on described shading framework, forms a darkroom; One DC power supply, for providing test voltage to photovoltaic module to be measured; One computer control system, be connected by wireless signal with described CCD camera, for controlling described CCD camera, when testing, described DC power supply provides test voltage to photovoltaic module to be measured, to make described photovoltaic module energising to be measured, described computer control system controls the focusing of described CCD camera and pictures taken.This testing apparatus can whenever and wherever possible by day time photovoltaic plant scene set up darkroom, the condition of carrying out EL test is provided, improves the detection efficiency of photovoltaic module.
Description
Technical field
The utility model relates to solar photovoltaic technology field, particularly relates to a kind of Portable photovoltaic module testing apparatus.
Background technology
Along with the aggravation that living environment is polluted, clean energy resource generating receives increasing concern and payes attention to, and solar energy power generating is a kind of important regenerative resource.Photovoltaic module is the foundation of photovoltaic generating system, is also core, utilizes its photovoltaic effect that solar energy is converted to electric energy, and sends into electrical network by relevant power transmission and transforming equipment, or utilizes energy storage device temporarily to be stored by electric energy.In today that photovoltaic plant construction scale is increasing, no matter to the arrival of photovoltaic module or installation quality all has high standard requirement, but assembly quality problem still occurs frequently, particularly component subfissure brings certain hidden danger to the operation in photovoltaic generating system later stage and reliability.
In existing technology, photovoltaic module hidden splits detection and mainly uses EL (electroluminescence) tester to complete, EL (electroluminescence) tester is the electroluminescent principle of application crystalline silicon, utilize the near-infrared image of high-resolution CCD camera picture shooting assembly, obtain and judge the defect of assembly, this tester just can must carry out under the condition of darkroom, assembly energising.At present, the portable EL for power station Site Detection will reach dark room conditions, has two kinds of methods, and one is tested at night, but considers that the on-the-spot natural conditions in power station are severe, and testing efficiency is low; Another kind sets up simple and easy darkroom by day to test, but the large and mobile inconvenience of the volume in darkroom, for convenient not the field quick detection of power station.Therefore need badly now a kind of can the hidden EL test macro that splits of power station field quick detection and method of testing by day.
Utility model content
In view of this, the utility model provides a kind of Portable photovoltaic module testing apparatus, mainly a kind of can the hidden EL testing apparatus split of photovoltaic plant field quick detection photovoltaic module by day, this testing apparatus structure is simple, be convenient to mobile, can detection efficiency be improved.
To achieve these goals, the utility model have employed following technical scheme:
A kind of Portable photovoltaic module testing apparatus, it comprises: a shading framework removably assembled, and the top of described shading framework is provided with a camera fixing mechanism; One CCD camera is installed in described camera fixing mechanism; The light shield of one flexibility, is covered on described shading framework, forms a darkroom; One DC power supply, for providing test voltage to photovoltaic module to be measured; One computer control system, is connected by wireless signal with described CCD camera, for controlling described CCD camera; Wherein, when testing, described DC power supply provides test voltage to photovoltaic module to be measured, and to make described photovoltaic module energising to be measured, described computer control system controls the focusing of described CCD camera and pictures taken.
Particularly, described shading framework comprises chassis body and a square fixed frame, and described chassis body comprises four columns, is interconnected between every two adjacent columns by multiple connecting rod; Four corners of described fixed frame are respectively arranged with an installing hole, and the top of described four columns is inserted in a described installing hole respectively; Described camera fixing mechanism is connected on described fixed frame.
More specifically, each column is arranged with the first slide block and the second slide block successively from bottom to top, and described first slide block and the second slide block can slide up and down along described column; Be interconnected by two cross one another head rods and two cross one another second connecting rods between every two adjacent columns; Wherein, one end of described head rod is articulated with the bottom of a column by linkwork, the other end is articulated with on the first slide block of another column by linkwork, one end of described second connecting rod is articulated with on the first slide block of a column by linkwork, and the other end is articulated with on the second slide block of another column by linkwork; The infall of two head rods is hinged by linkwork, and the infall of two the second connecting rods is hinged by linkwork.
More specifically, described two cross one another head rods take infall as starting point, and its length extended to one end is less than the length extended to the other end; Described two cross one another second connecting rods take infall as starting point, and its length extended to one end is less than the length extended to the other end; The length of described head rod is greater than the length of the second connecting rod, is the frame structure of bucking ladder shape when extended configuration to make described chassis body.
More specifically, described first slide block and the second slide block are respectively arranged with one first locking mechanism, for described first slide block and the second slide block being fixed on corresponding column.
Particularly, described camera fixing mechanism comprises first crossbeam, second cross beam and two linking arms; Described first crossbeam is fixedly connected on the center of described fixed frame, is provided with the first slide rail extended along its length in described first crossbeam; One end of described linking arm is provided with the first pulley, is coordinated with described first slide rail by the first pulley, and described two linking arms are connected to described first crossbeam slidably; The second slide rail extended along its length is respectively arranged with in described two linking arms, the two ends of described second cross beam are respectively arranged with one second pulley, coordinated with described second slide rail by the second pulley, described second cross beam is connected to described two linking arms slidably; Described second cross beam is provided with a camera fixing hole, described CCD camera is installed in this camera fixing hole.
More specifically, described linking arm is provided with the first sticking department, for locking the position of described linking arm on described first crossbeam; Described second cross beam is provided with the second sticking department, for locking the position of described second cross beam on described linking arm.
Particularly, the bottom of described four columns is connected to a rubber blanket, and described four columns are positioned over four corners of photovoltaic module to be measured respectively.
Particularly, described light shield comprises internal layer light shield layer and waterproof outer layer.
The Portable photovoltaic module testing apparatus that the utility model embodiment provides, main application carries out EL test to photovoltaic module, it comprises the shading framework removably assembled and the flexible shading cover be covered on this shading framework, can whenever and wherever possible by day time photovoltaic plant scene set up darkroom, the condition of carrying out EL test is provided, improves the detection efficiency of photovoltaic module.In a specific embodiment, the chassis body in shading framework is folding structure, is easy to mobile and transport, further increases the detection efficiency of photovoltaic module.Further, this testing apparatus structure is simple, is easy to build, is suitable in large-scale industrial production.
Accompanying drawing explanation
Fig. 1 is the structural representation of the Portable photovoltaic module testing apparatus that the utility model embodiment provides.
Fig. 2 is the end view of the shading framework in the utility model embodiment.
Fig. 3 is the amplification view as part A in Fig. 2.
Fig. 4 is the enlarged diagram as part B in Fig. 2.
Fig. 5 is the diagram of two cross one another head rods in the utility model embodiment.
Fig. 6 is the structural representation of the camera fixing mechanism in the utility model embodiment.
Fig. 7 is that the syndeton of first crossbeam and linking arm in the utility model embodiment illustrates.
Fig. 8 is that the syndeton of second cross beam and linking arm in the utility model embodiment illustrates.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, be described in detail the technical scheme in the utility model embodiment, obviously, described embodiment is only the utility model part example, instead of whole embodiment.Based on the embodiment in the utility model, the every other embodiment that those of ordinary skill in the art obtain under the prerequisite not making creative work, all belongs to the utility model protection range.
Present embodiments provide a kind of Portable photovoltaic module testing apparatus, be mainly used in photovoltaic plant scene and EL test is carried out to photovoltaic module.As shown in Figure 1, this test testing apparatus comprises: shading framework 1, camera fixing mechanism 2, CCD camera 3, flexible light shield 4 (comprising internal layer light shield layer 41 and waterproof outer layer 42), DC power supply 5 and computer control system 7.Wherein, described shading framework 1 is removably package assembly, and described camera fixing mechanism 2 is connected to the top of described shading framework 1, and described CCD camera 3 is installed in camera fixing mechanism 2; The light shield 4 of described flexibility is covered on described shading framework 1, forms a darkroom; Described DC power supply 5 is for providing test voltage to photovoltaic module 6 to be measured; Described computer control system 7 (can be such as notebook computer) is connected, for controlling described CCD camera 3 by wireless signal (such as WIFI signal) with described CCD camera 3.When testing, described DC power supply 5 provides test voltage to photovoltaic module 6 to be measured, and to make described photovoltaic module to be measured 6 be energized, described computer control system 7 controls the focusing of described CCD camera 3 and pictures taken.
Particularly, as depicted in figs. 1 and 2, described shading framework 1 comprises chassis body 11 and a square fixed frame 12, and described chassis body 11 comprises four columns 111, is interconnected between every two adjacent columns 111 by multiple connecting rod 112a, 112b.As shown in Figure 3, four corners of described fixed frame 12 are respectively arranged with an installing hole 121, and the top of described four columns 111 is inserted in a described installing hole 121 respectively.Wherein, described camera fixing mechanism 2 is connected on described fixed frame 12.
In the present embodiment, described chassis body 11 has folding structure.Particularly, consult Fig. 2, Fig. 4 and Fig. 5, each column 111 in chassis body 11 is arranged with the first slide block 113 and the second slide block 114 successively from bottom to top, and described first slide block 113 and the second slide block 114 can slide up and down along described column 111; Be interconnected by two cross one another head rod 112a and two cross one another second connecting rod 112b between every two adjacent columns 111.Wherein, one end of described head rod 112a is articulated with the bottom of a column 111 by linkwork 13, the other end is articulated with on the first slide block 113 of another column 111 by linkwork 13, one end of described second connecting rod 112b is articulated with on the first slide block 113 of a column 111 by linkwork 13, and the other end is articulated with on the second slide block 114 of another column 111 by linkwork 13; The infall of two head rod 112a is hinged by linkwork 13, and the infall of two the second connecting rod 112b is hinged by linkwork 13.
Further, as shown in Figure 4, described first slide block 113 is provided with a locking mechanism 115, when locking mechanism 115 unclamps, the first slide block 113 can slide along column 111, when locking mechanism 115 is locked, on the first slide block 113 vertical columns 111.Locking mechanism 115 can be mounted in the screw element on the first slide block 113, realizes unclamping or locking the first slide block 113 by rotating this screw element.In like manner, described second slide block 114 is also provided with locking mechanism 115 (owing to having similar structure, providing accompanying drawing no longer in addition at this).Certainly, in some other embodiments, also can adopt the locking mechanism of other structure, unclamp or lock the first slide block 113, second slide block 114 as long as can meet.
In the present embodiment, as shown in Figure 5, described two cross one another head rod 112a, with infall (linkwork 13 as in Fig. 5) for starting point, its length L1 extended to one end is less than the length L2 extended to the other end.In like manner, described two cross one another second connecting rod 112b take infall as starting point, and its length extended to one end is also less than the length (owing to having similar structure, providing accompanying drawing no longer in addition at this) extended to the other end.Further, the length of described head rod 112a is greater than the length of the second connecting rod 112b, is the frame structure of bucking ladder shape when extended configuration to make described chassis body 11.In a further embodiment, for two cross one another head rod 112a, the middle that infall is head rod 112a can be set, same, for two cross one another second connecting rod 112b, the middle that infall is the second connecting rod 112b can be set.Further, head rod 112a has identical length with the second connecting rod 112b, now, and the frame structure that described chassis body 11 is square when extended configuration.
Further, consult Fig. 6-Fig. 8, in the present embodiment, described camera fixing mechanism 2 comprises first crossbeam 21, second cross beam 22 and two linking arms 23.Particularly, described first crossbeam 21 is fixedly connected on the center of described fixed frame 12, is provided with the first slide rail 211 extended along its length in described first crossbeam 21; One end of described linking arm 23 is provided with the first pulley 231, and take turns by first sliding 231 and coordinate with described first slide rail 211, described two linking arms 23 are connected to described first crossbeam 21 slidably; The second slide rail 232 extended along its length is respectively arranged with in described two linking arms 23, the two ends of described second cross beam 22 are respectively arranged with one second pulley 221, coordinated with described second slide rail 232 by the second pulley 221, described second cross beam 22 is connected to described two linking arms 23 slidably; Described second cross beam 22 is provided with a camera fixing hole 222, described CCD camera 3 is installed in this camera fixing hole 222.Because two linking arms 23 are connected to described first crossbeam 21 slidably, CCD camera 3 position in a lateral direction can be regulated, second cross beam 22 is connected to described two linking arms 23 slidably, CCD camera 3 position in the height direction can be regulated, when installing CCD camera 3, CCD camera 3 just can be regulated roughly to be similar to the focal length of CCD camera 3 with the distance of photovoltaic module 6 to be measured.
Further, as shown in Figure 7, described linking arm 23 is provided with the first sticking department 233, for locking the position of described linking arm 23 on described first crossbeam 21.Particularly, when needing the lateral attitude regulating CCD camera 3, the first sticking department 233 is unclamped, the adjustment position of linking arm 23 on described first crossbeam 21, after adjustment completes, lock the first sticking department 233, linking arm 23 is fixed on described first crossbeam 21.As shown in Figure 8, described second cross beam 22 is provided with the second sticking department 223, for locking the position of described second cross beam 22 on described linking arm 23.Particularly, when needing the height and position regulating CCD camera 3, the second sticking department 223 is unclamped, the adjustment position of second cross beam 22 on described linking arm 23, after adjustment completes, lock the second sticking department 223, second cross beam 22 is fixed on described linking arm 23.
Further, as shown in Figure 2, the bottom of described four columns 111 is connected to a rubber blanket 14.When testing, four columns 111 are positioned over respectively four corners of photovoltaic module 6 to be measured, rubber blanket 14 can prevent column 111 from treating light-metering photovoltaic assembly 6 and cause damage.Certainly, in some other embodiments, also can design the area that surrounded by four columns 111 area slightly larger than photovoltaic module 6 to be measured, now fully can be contained in shading framework 1 inner for photovoltaic module 6 to be measured.
Wherein, each photovoltaic module 6 to be measured can comprise one or more photovoltaic cell, as long as be the area adapted by the area design bottom shading framework 1.
Wherein, DC power supply 5 can provide test voltage to multiple light-metering photovoltaic assembly 6 simultaneously.During on-the-spot test, when needing to test next photovoltaic module after test completes a photovoltaic module, only need mobile shading framework 1, do not need mobile direct-current power source 5, save detection time, further increase operating efficiency.
As above the method for testing of Portable photovoltaic module testing apparatus that provides of embodiment, comprises the steps: step one, assembling formation one shading framework 1 CCD camera 2 being installed in camera fixing mechanism 2.Step 2, light shield 4 is covered on described shading framework 1 forms a darkroom.Step 3, described shading framework 1 to be located on photovoltaic module 6 to be measured, to make described photovoltaic module to be measured 6 be arranged in described darkroom.Step 4, provide test voltage by DC power supply 5 to photovoltaic module 6 to be measured, photovoltaic module 6 to be measured is energized.Step 5, to be controlled described CCD camera 3 by computer control system 7 and focus and pictures taken.
In sum, the Portable photovoltaic module testing apparatus that the utility model embodiment provides, main application carries out EL test to photovoltaic module, it comprises the shading framework removably assembled and the flexible shading cover be covered on this shading framework, can whenever and wherever possible by day time photovoltaic plant scene set up darkroom, the condition of carrying out EL test is provided, improves the detection efficiency of photovoltaic module.In a specific embodiment, the chassis body in shading framework is folding structure, is easy to mobile and transport, further increases the detection efficiency of photovoltaic module.Further, this testing apparatus structure is simple, is easy to build, is suitable in large-scale industrial production.
It should be noted that, in this article, the such as relational terms of first and second grades and so on is only used for an entity or operation to separate with another entity or operating space, and not necessarily requires or imply the relation that there is any this reality between these entities or operation or sequentially.And, term " comprises ", " comprising " or its any other variant are intended to contain comprising of nonexcludability, thus make to comprise the process of a series of key element, method, article or equipment and not only comprise those key elements, but also comprise other key elements clearly do not listed, or also comprise by the intrinsic key element of this process, method, article or equipment.When not more restrictions, the key element limited by statement " comprising ... ", and be not precluded within process, method, article or the equipment comprising described key element and also there is other identical element.
The above is only the embodiment of the application; it should be pointed out that for those skilled in the art, under the prerequisite not departing from the application's principle; can also make some improvements and modifications, these improvements and modifications also should be considered as the protection range of the application.
Claims (9)
1. a Portable photovoltaic module testing apparatus, is characterized in that, comprising:
The one shading framework (1) removably assembled, the top of described shading framework (1) is provided with a camera fixing mechanism (2); One CCD camera (3) is installed in described camera fixing mechanism (2);
The light shield (4) of one flexibility, is covered on described shading framework (1), forms a darkroom;
One DC power supply (5), for providing test voltage to photovoltaic module to be measured (6);
One computer control system (7), is connected by wireless signal with described CCD camera (3), for controlling described CCD camera (3);
Wherein, when testing, described DC power supply (5) provides test voltage to photovoltaic module to be measured (6), to make described photovoltaic module to be measured (6) be energized, described computer control system (7) controls described CCD camera (3) focusing and pictures taken.
2. Portable photovoltaic module testing apparatus according to claim 1, it is characterized in that, described shading framework (1) comprises chassis body (11) and a square fixed frame (12), described chassis body (11) comprises four columns (111), is interconnected between every two adjacent columns (111) by multiple connecting rod (112a, 112b); Four corners of described fixed frame (12) are respectively arranged with an installing hole (121), and the top of described four columns (111) is inserted in a described installing hole (121) respectively; Described camera fixing mechanism (2) is connected on described fixed frame (12).
3. Portable photovoltaic module testing apparatus according to claim 2, it is characterized in that, each column (111) is arranged with the first slide block (113) and the second slide block (114) successively from bottom to top, and described first slide block (113) and the second slide block (114) can slide up and down along described column (111); Be interconnected by two cross one another head rods (112a) and two cross one another second connecting rods (112b) between every two adjacent columns (111); Wherein, one end of described head rod (112a) is articulated with the bottom of a column (111) by linkwork (13), the other end is articulated with on first slide block (113) of another column (111) by linkwork (13), one end of described second connecting rod (112b) is articulated with on first slide block (113) of a column (111) by linkwork (13), and the other end is articulated with on second slide block (114) of another column (111) by linkwork (13); The infall of two head rods (112a) is hinged by linkwork (13), and the infall of two the second connecting rods (112b) is hinged by linkwork (13).
4. Portable photovoltaic module testing apparatus according to claim 3, is characterized in that, described two cross one another head rods (112a) take infall as starting point, and its length extended to one end is less than the length extended to the other end; Described two cross one another second connecting rods (112b) take infall as starting point, and its length extended to one end is less than the length extended to the other end; The length of described head rod (112a) is greater than the length of the second connecting rod (112b), is the frame structure of bucking ladder shape when extended configuration to make described chassis body (11).
5. the Portable photovoltaic module testing apparatus according to claim 3 or 4, it is characterized in that, described first slide block (113) and the second slide block (114) are respectively arranged with a locking mechanism (115), for described first slide block (113) and the second slide block (114) being fixed on corresponding column (111).
6. Portable photovoltaic module testing apparatus according to claim 2, it is characterized in that, described camera fixing mechanism (2) comprises first crossbeam (21), second cross beam (22) and two linking arms (23); Described first crossbeam (21) is fixedly connected on the center of described fixed frame (12), is provided with the first slide rail (211) extended along its length in described first crossbeam (21); One end of described linking arm (23) is provided with the first pulley (231), coordinated with described first slide rail (211) by the first pulley (231), described two linking arms (23) are connected to described first crossbeam (21) slidably; The second slide rail (232) extended along its length is respectively arranged with in described two linking arms (23), the two ends of described second cross beam (22) are respectively arranged with one second pulley (221), coordinated with described second slide rail (232) by the second pulley (221), described second cross beam (22) is connected to described two linking arms (23) slidably; Described second cross beam (22) is provided with a camera fixing hole (222), described CCD camera (3) is installed in this camera fixing hole (222).
7. Portable photovoltaic module testing apparatus according to claim 6, it is characterized in that, described linking arm (23) is provided with the first sticking department (233), for locking the position of described linking arm (23) on described first crossbeam (21); Described second cross beam (22) is provided with the second sticking department (223), for locking the position of described second cross beam (22) on described linking arm (23).
8. Portable photovoltaic module testing apparatus according to claim 2, it is characterized in that, the bottom of described four columns (111) is connected to a rubber blanket (14), and described four columns (111) are positioned over four corners of photovoltaic module to be measured (6) respectively.
9. Portable photovoltaic module testing apparatus according to claim 1, is characterized in that, described light shield (4) comprises internal layer light shield layer (41) and waterproof outer layer (42).
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| Application Number | Priority Date | Filing Date | Title |
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| CN201520414445.4U CN204721313U (en) | 2015-06-16 | 2015-06-16 | Portable photovoltaic module testing apparatus |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520414445.4U CN204721313U (en) | 2015-06-16 | 2015-06-16 | Portable photovoltaic module testing apparatus |
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| CN204721313U true CN204721313U (en) | 2015-10-21 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104883128A (en) * | 2015-06-16 | 2015-09-02 | 黄河水电光伏产业技术有限公司 | Portable photovoltaic module testing device and testing method thereof |
| WO2017219231A1 (en) * | 2016-06-21 | 2017-12-28 | 张甘霖 | Portable photovoltaic module test device and test method |
-
2015
- 2015-06-16 CN CN201520414445.4U patent/CN204721313U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104883128A (en) * | 2015-06-16 | 2015-09-02 | 黄河水电光伏产业技术有限公司 | Portable photovoltaic module testing device and testing method thereof |
| WO2017219231A1 (en) * | 2016-06-21 | 2017-12-28 | 张甘霖 | Portable photovoltaic module test device and test method |
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