CN210604227U - Support for mechanical load test of photovoltaic module - Google Patents
Support for mechanical load test of photovoltaic module Download PDFInfo
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- CN210604227U CN210604227U CN201921635800.5U CN201921635800U CN210604227U CN 210604227 U CN210604227 U CN 210604227U CN 201921635800 U CN201921635800 U CN 201921635800U CN 210604227 U CN210604227 U CN 210604227U
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- photovoltaic module
- locking bolt
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- support
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Abstract
The utility model discloses a support for testing mechanical load of a photovoltaic module, which comprises a workbench, wherein the workbench comprises a support column and two or more than two cross beams fixed on the top of the support column; the keels and the cross beams form a cross-shaped intersection area; locking device, be suitable for and press from both sides tightly fossil fragments and crossbeam, including top board, holding down plate, locking bolt and lock nut, the apex angle department of top board and holding down plate is equipped with and is suitable for the through-hole that locking bolt passed, just four apex angle regions in cross intersection region all are provided with locking bolt. Use the utility model discloses be difficult for taking place deformation when carrying out photovoltaic module load test, the test accuracy is higher.
Description
Technical Field
The utility model relates to a photovoltaic technology field especially relates to a support is used in test of photovoltaic module mechanical load.
Background
After the photovoltaic module is manufactured, a mechanical load test is needed, a photovoltaic module sample is fixed between two keels during the test, then a heavy object is slowly placed above the sample, and gravity is applied to the sample, so that the bearing capacity of the sample is tested, in the prior art, the keels are often fixed in grooves on the surface of a support through penetrating the keels through screws, in order to ensure the test accuracy, the keels avoid providing supporting force to the sample as much as possible, therefore, the edges of the sample are fixed with the keels, in the test process, the sample is deformed due to stress, especially, a double-sided photovoltaic module is formed by packaging double-sided photovoltaic cells and is influenced by double-sided packaging materials, when the mechanical load test is performed, the middle part of the sample is easily stressed and bent, the middle part of the sample has a downward concave tendency, if the keels supporting the sample incline to one side of the sample, increase test sample probability of failure to can cause the heavy object to change the pressure on sample surface after the sample has slight deformation, lead to the test inaccurate, increase the degree of difficulty for photovoltaic module's accurate test of mechanical load, for this reason, how to design one kind can avoid fossil fragments and sample to take place to warp, guarantee that the accurate bearing structure of mechanical load test is the technical problem that needs to solve at present.
SUMMERY OF THE UTILITY MODEL
In order to solve among the prior art that the support that is used for photovoltaic module mechanical load test is fixed insecure, lead to the sample to take place the displacement easily, increase the technical problem of test sample probability of inefficacy, the utility model provides a photovoltaic module mechanical load test is with support solution above-mentioned problem.
The utility model provides a technical scheme that its technical problem adopted is: a support for mechanical load testing of a photovoltaic module comprises a workbench, wherein the workbench comprises a support column and two or more cross beams fixed to the top of the support column; the photovoltaic module comprises two keels, wherein the two keels are erected on the cross beam side by side, a cross-shaped cross area is formed by the keels and the cross beam, and a plurality of through holes are formed in the keels in an array mode and are used for being fixed with a photovoltaic module through bolts; locking device, be suitable for and press from both sides tightly fossil fragments and crossbeam, including top board, holding down plate, locking bolt and lock nut, the top board is located the top of fossil fragments, the holding down plate is located the bottom of crossbeam, the apex angle department of top board and holding down plate is equipped with and is suitable for the through-hole that locking bolt passed, just four apex angle areas of cross intersection region all are provided with locking bolt.
The utility model discloses a photovoltaic assembly, including crossbeam, locking device, fossil fragments, top board and holding down plate, fossil fragments are placed and are the cross intersection with the crossbeam behind the crossbeam top, locking device places cross position to respectively be fixed with the locking bolt in four criss-cross apex angle regions, through top board and holding down plate press from both sides fossil fragments and crossbeam tightly, after photovoltaic assembly pressurized, because fossil fragments are compressed tightly by top board and holding down plate, top board and holding down plate have increased the level and have compressed tightly the area, make fossil fragments difficult for taking place crooked to setting up through four apex angle region locking bolts makes fossil fragments fixed more firm.
Furthermore, every the top of crossbeam is equipped with the edge the track groove that the length direction of crossbeam extends, the bottom of fossil fragments is equipped with and is suitable for to follow track groove reciprocating motion's slider, is convenient for fossil fragments are along straight reciprocating sliding.
Preferably, the number of the cross beams is two, the workbench further comprises longitudinal beams, and the cross beams and the longitudinal beams form a rectangular frame in a surrounding mode.
Further, the longeron is with adjacent be connected with high-pressure spring between the opposite face of fossil fragments, the longeron with adjacent all be provided with the couple on the opposite face of fossil fragments, high-pressure spring's both ends are hung on the couple, high-pressure spring helps alleviateing locking device atress makes simultaneously fossil fragments atress is even, avoids fossil fragments long-term pressurized deformation.
Furthermore, the central axis of the locking bolt is a straight line, and four vertex angle areas of the cross-shaped intersection area are respectively provided with the locking bolt.
Furthermore, the locking bolt is of a U-shaped structure suitable for simultaneously penetrating through the two through holes of the upper pressure plate, and external threads are arranged at two ends of the locking bolt.
The utility model has the advantages that:
(1) the utility model discloses will locking device places cross position, through top board and holding down plate press from both sides fossil fragments and crossbeam tightly, after photovoltaic module pressurized, because fossil fragments are compressed tightly by top board and holding down plate, top board and holding down plate have increased the level and have compressed tightly the area, make fossil fragments be difficult for taking place crooked to setting up through four apex angle region locking bolts makes fossil fragments fixed more firm, is difficult for taking place deformation during the test of photovoltaic module load, and the test accuracy is higher.
(2) The utility model discloses a setting up of slider and track groove that matches each other makes fossil fragments are avoided along straight reciprocating motion fossil fragments vertically misplace and lead to the unable symmetrical installation of photovoltaic module sample.
(3) The utility model discloses in fossil fragments with be provided with high-pressure spring between the longeron, high-pressure spring can balance when the photovoltaic module sample pressurized the atress of fossil fragments both sides avoids the long-term atress of fossil fragments uneven and takes place to buckle.
Drawings
The present invention will be further explained with reference to the drawings and examples.
Fig. 1 is a perspective view of an embodiment of a support for testing mechanical load of a photovoltaic module according to the present invention;
fig. 2 is a top view of an embodiment of the support for testing mechanical load of a photovoltaic module according to the present invention;
FIG. 3 is a sectional view taken along line A-A of FIG. 2;
FIG. 4 is an enlarged view at M of FIG. 1;
fig. 5 is a perspective view of the locking device of the present invention;
fig. 6 is a perspective view of an embodiment of a support for testing mechanical load of a photovoltaic module according to the present invention;
fig. 7 is a perspective view of the locking device in the support for testing mechanical load of the photovoltaic module shown in fig. 6.
In the figure, the device comprises a workbench 1, a workbench 101, a cross beam 102, a longitudinal beam 103, a support column 2, a keel 3, a locking device 301, an upper pressure plate 302, a lower pressure plate 303, a locking bolt 304, a locking nut 4, a cross-shaped cross area 5, a high-pressure spring 6, a through hole 7, a through hole 8, a track groove 9, a sliding block 10 and a hook.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention.
In the description of the present invention, it is to be understood that the terms "upper", "lower", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, which are merely for convenience of description of the present invention and simplification of description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.
As shown in fig. 1 to 7, a support for testing mechanical load of a photovoltaic module comprises a workbench 1, a keel 2 and a locking device 3, wherein the workbench 1 comprises a support column 103 and two or more cross beams 101 fixed at the top of the support column 103; the keel 2 and the photovoltaic module sample are lifted by the supporting column 103, so that the photovoltaic module sample is prevented from contacting the ground when being pressed, and the accuracy of a test result is prevented from being influenced; the photovoltaic module comprises two keels 2, wherein the two keels 2 are erected on a cross beam 101 side by side, the keels 2 and the cross beam 101 form a cross-shaped cross area 4, a plurality of through holes 7 are arranged on the keels 2 in an array mode, and the through holes 7 are used for being fixed with a photovoltaic module through bolts; locking device 3 is suitable for pressing from both sides tight fossil fragments 2 and crossbeam 101, including top board 301, holding down plate 302, locking bolt 303 and lock nut 304, top board 301 is located the top of fossil fragments 2, holding down plate 302 is located the bottom of crossbeam 101, the apex angle department of top board 301 and holding down plate 302 is equipped with the through-hole 6 that is suitable for locking bolt 303 to pass, and four apex angle regions of cross region 4 all are provided with locking bolt 303, cross region 4 complete locking, do not have relative displacement space between messenger fossil fragments 2 and the crossbeam 101.
During the test at first according to the distance between two fossil fragments 2 of photovoltaic module's size adjustment, reuse locking device 3 locks fossil fragments 2, places the photovoltaic module sample between two fossil fragments 2 after that, and photovoltaic module's both sides are fixed in two fossil fragments 2 respectively, places the heavy object on photovoltaic module gradually afterwards, carries out mechanical load test to photovoltaic module. During the test, the keel 2 is firmly fixed on the workbench 1 under the action of the locking device 3, and the deflection of the photovoltaic module due to the lateral pressure is avoided, so that the photovoltaic module is always kept in a stretching state, and the test result is more accurate.
In embodiment 2, during a first test, a distance between two keels 2 needs to be adjusted according to a size of a photovoltaic module, in embodiment 1, a longitudinal deviation may occur when the keels 2 are adjusted transversely, and the photovoltaic module is often fixed through holes 7 arranged in an array on the keels 2, so the through holes 7 on the two keels 2 need to be arranged symmetrically, and it is ensured that two sides of the photovoltaic module can be fixed on the two keels 2 at the same time, thereby increasing difficulty in adjusting positions of the keels 2, for this reason, the present embodiment is improved on the basis of embodiment 1, as shown in fig. 2 to 4, a rail groove 8 extending along a length direction of a cross beam 101 is provided at a top of the cross beam 101, a slider 9 adapted to reciprocate along the rail groove 8 is provided at a bottom of the keel 2, the slider 9 is clamped in the rail groove 8 to limit a longitudinal displacement of the keel 2, so that the keel 2 only reciprocates along the length direction of the cross beam, the through holes 7 on the two keels 2 are ensured to be corresponding all the time.
Embodiment 4, as shown in fig. 6 and 7, in this embodiment, the locking bolt 303 in embodiment 1 is changed from a straight rod shape to a U-shaped structure, both ends of the locking bolt 303 are provided with external threads, and one locking bolt 303 may be simultaneously connected to two through holes 6 on the upper pressure plate 301 or the lower pressure plate 302, so that the installation is more convenient, and the locking bolt 303 is not easily scattered.
The utility model discloses simple structure, easy dismounting, long service life, and the mechanical load test accuracy is high.
In this specification, the schematic representations of the terms are not necessarily referring to the same embodiment. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments.
In light of the foregoing, it will be apparent to those skilled in the art from this disclosure that various changes and modifications can be made without departing from the spirit and scope of the invention. The technical scope of the present invention is not limited to the content of the specification, and must be determined according to the scope of the claims.
Claims (6)
1. The utility model provides a support is used in test of photovoltaic module mechanical load which characterized in that includes:
the workbench (1), wherein the workbench (1) comprises a supporting column (103) and two or more cross beams (101) fixed at the top of the supporting column (103);
the two keels (2) are arranged, the two keels (2) are erected on the cross beam (101) side by side, the keels (2) and the cross beam (101) form a cross-shaped cross area (4), and a plurality of through holes (7) are arranged on the keels (2) in an array mode;
locking device (3), locking device (3) are suitable for the clamp to press from both sides fossil fragments (2) and crossbeam (101), including top board (301), holding down plate (302), locking bolt (303) and lock nut (304), top board (301) are located the top of fossil fragments (2), holding down plate (302) are located the bottom of crossbeam (101), the apex angle department of top board (301) and holding down plate (302) is equipped with and is suitable for through-hole (6) that locking bolt (303) passed, just four apex angle regions of cross region (4) all are provided with locking bolt (303).
2. The support for testing the mechanical load of the photovoltaic module according to claim 1, wherein: the top of every crossbeam (101) is equipped with along the length direction extension's of crossbeam (101) track groove (8), the bottom of fossil fragments (2) is equipped with and is suitable for along track groove (8) reciprocating motion's slider (9).
3. The support for testing the mechanical load of the photovoltaic module according to claim 1, wherein: the workbench (1) further comprises longitudinal beams (102), and the transverse beams (101) and the longitudinal beams (102) enclose a rectangular frame.
4. The support for testing the mechanical load of the photovoltaic module as recited in claim 3, wherein: the high-pressure spring (5) is connected between the opposite surfaces of the longitudinal beam (102) and the adjacent keel (2), the hooks (10) are arranged on the opposite surfaces of the longitudinal beam (102) and the adjacent keel (2), and two ends of the high-pressure spring (5) are hung on the hooks (10).
5. The support for testing the mechanical load of the photovoltaic module according to claim 1, wherein: the central axis of locking bolt (303) is the straight line, four apex angle regions of cross region (4) respectively set up a locking bolt (303).
6. The support for testing the mechanical load of the photovoltaic module according to claim 1, wherein: the locking bolt (303) is a U-shaped structure which is suitable for simultaneously penetrating through the two through holes (6) of the upper pressure plate (301), and external threads are arranged at two ends of the locking bolt (303).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921635800.5U CN210604227U (en) | 2019-09-27 | 2019-09-27 | Support for mechanical load test of photovoltaic module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921635800.5U CN210604227U (en) | 2019-09-27 | 2019-09-27 | Support for mechanical load test of photovoltaic module |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210604227U true CN210604227U (en) | 2020-05-22 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921635800.5U Active CN210604227U (en) | 2019-09-27 | 2019-09-27 | Support for mechanical load test of photovoltaic module |
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| CN (1) | CN210604227U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112903423A (en) * | 2021-02-26 | 2021-06-04 | 无锡百士齐光伏科技有限公司 | Dynamic mechanical load testing machine for testing solar component |
-
2019
- 2019-09-27 CN CN201921635800.5U patent/CN210604227U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112903423A (en) * | 2021-02-26 | 2021-06-04 | 无锡百士齐光伏科技有限公司 | Dynamic mechanical load testing machine for testing solar component |
| CN112903423B (en) * | 2021-02-26 | 2022-03-25 | 无锡百士齐光伏科技有限公司 | Dynamic mechanical load testing machine for testing solar component |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: 213031 No. 109, Liuyanghe Road, Xinbei District, Changzhou City, Jiangsu Province Patentee after: Hechuang testing (Jiangsu) Co.,Ltd. Address before: 213031 No.97, Liuyanghe Road, Xinbei District, Changzhou City, Jiangsu Province Patentee before: CHANGZHOU HECHUANG TESTING TECHNOLOGY CO.,LTD. |
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| CP03 | Change of name, title or address |