CN109724784A - A kind of screw thread tension force test method of photovoltaic board mounting structure - Google Patents
A kind of screw thread tension force test method of photovoltaic board mounting structure Download PDFInfo
- Publication number
- CN109724784A CN109724784A CN201811629292.XA CN201811629292A CN109724784A CN 109724784 A CN109724784 A CN 109724784A CN 201811629292 A CN201811629292 A CN 201811629292A CN 109724784 A CN109724784 A CN 109724784A
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- China
- Prior art keywords
- aluminium frame
- fluting
- steel bar
- screw thread
- fixture
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Abstract
The present invention proposes that structure is simple, testing cost is low, a kind of screw thread tension force test method of photovoltaic board mounting structure of the screw thread stretching resistance in not threaded setting angle can be tested, the following steps are included: S1: stock, S2: aluminium frame segment and steel bar are locked together by screw rod, S3 takes out the aluminium frame segment and steel bar that fix from mounting platform, is placed on tensile test platform and carries out tensile test.
Description
Technical field
The present invention relates to tension force test method, in particular to the screw thread stretching resistance test side of a kind of photovoltaic board mounting structure
Method.
Background technique
Solar panels need first to be fixedly connected with purlin by self-tapping screw with aluminium frame in a pre-installation, installation personnel with
When self-tapping screw squeezes into aluminium frame and purlin, due to operating space and work angle etc., each self-tapping screw and purlin and
Aluminium frame forms different angles, because solar panels are mounted on outdoor, there is certain mark to the wind loading rating of purlin and aluminium frame
Alignment request, and the ability of screw thread stretching resistance is required.
Summary of the invention
Therefore, for above-mentioned problem, the present invention proposes that a kind of structure is simple, testing cost is low, can test in different spiral shells
A kind of screw thread tension force test method of photovoltaic board mounting structure of screw thread stretching resistance in the case of bar setting angle.
To realize above-mentioned technical problem, the solution that the present invention takes are as follows: a kind of screw thread of photovoltaic board mounting structure is anti-
Pull force test method, comprising the following steps:
S1: aluminium frame: being cut into several aluminium frame segments by stock, is prepared several steel bars and is tested for substituting purlin,
The guide through hole of differing tilt angles is respectively equipped on each steel bar simultaneously；
S2: aluminium frame segment and steel bar are positioned by mounting platform, and the mounting platform opens to the right the first fluting from left side,
By in the first fluting of aluminium frame segment insertion, the mounting platform offers to the right from left side is pierced by the mounting platform upper end
Second fluting in face, first fluting are set to the lower section of the second fluting and are connected, steel bar is inserted into described second and is opened
Slot, the mounting platform are provided with the clamping device for mutually clamping steel bar with the aluminium frame, by clamping device by steel
After item and aluminium frame segment clamp, from top to bottom with bolt by steel bar together with aluminium frame segment locking；
S3: the aluminium frame segment and steel bar that fix are taken out from mounting platform, are placed on tensile test platform and are drawn
Power test.
Further improved to be: the clamping device includes gripping block, and the compact heap liftable is set to the installation
The top of frame is provided with the compression driving device for driving the compact heap to move downward on the mounting rack.
Further improved to be: the screw rod is two, and two screw rods are respectively arranged at the two of second fluting
Side.
Further improved to be: the range of tilt angles of the guide through hole is 0 ° ~ 30 °.
Further improved to be: the tensile test platform includes the first fixture, the second fixture, and first fixture includes
First chuck body, second fixture include the second chuck body, are set in first chuck body and the second chuck body
It is equipped with the fastener for engaging aluminium frame segment or steel bar.
Further improved to be: the fastener includes two the first fixture blocks, two the second fixture blocks, the first fixture sheet
Body offers the 4th fluting for accommodating aluminium frame segment or steel bar, and described two first fixture blocks are fixedly installed on institute respectively
The inner wall two sides of the 4th fluting are stated, second fixture includes the second chuck body, and second chuck body, which offers, to be used for
The 5th fluting of aluminium frame segment or steel bar is accommodated, two second fixture blocks are fixedly installed on the 5th fluting respectively
Inner wall two sides.
By using preceding solution, the beneficial effects of the invention are as follows the beneficial effects of the present invention are: can accurately survey
The stretching resistance for the self-tapping screw that examination all angles are shot, so that verifying is under real installation situation, self-tapping screw is in different installations
When angle, the stretching resistance of screw thread meets the tension force request of design.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of mounting platform of the embodiment of the present invention.
Fig. 2 is the A direction view of Fig. 1 mounting platform of the embodiment of the present invention.
Fig. 3 is the structural schematic diagram of mounting platform of the embodiment of the present invention.
Fig. 4 is the B direction view of Fig. 3 mounting platform of the embodiment of the present invention.
Fig. 5 is the structural schematic diagram of tensile test platform of the embodiment of the present invention.
Fig. 6 be Fig. 5 embodiment of the present invention tensile test platform C to structural schematic diagram.
Fig. 7 is the structural schematic diagram of steel bar of the embodiment of the present invention.
Specific embodiment
Now in conjunction with the drawings and specific embodiments, the present invention is further described.
Revealed with reference to Fig. 1, Fig. 2, Fig. 3, Fig. 4, Fig. 5, Fig. 6, Fig. 7 embodiment of the present invention is a kind of photovoltaic panel installation knot
The screw thread tension force test method of structure, comprising the following steps:
S1: purlin: being cut into several aluminium frame segments 1 ' by stock, is prepared 16 steel bars 2 ' and is tested for substituting purlin,
Each steel bar 2 ' is above respectively equipped with the guide through hole 11 ' of differing tilt angles, the 11 ' angle tilt angle a of guide through hole point simultaneously
It Wei not be 0 °, 2 °, 4 °, 6 °, 8 °, 10 °, 12 °, 14 °, 16 °, 18 °, 20 °, 22 °, 26 °, 28 °, 30 °;
S2: aluminium frame segment 1 ' and steel bar 2 ' are locked together, the two is locked by mounting platform, institute by self-tapping screw 3 '
It states mounting platform and is equipped with the first fluting 11 being inserted into for aluminium frame segment 1 ', opened up to the right on the mounting rack 1 from left side
There is the second fluting 12 being inserted into for steel bar 2 ', the first fluting 11 is connected with the second fluting 12, on second fluting 12 upwards
It opens up and is pierced by the mounting platform upper surface, the lower section that the first fluting 11 is located on the mounting platform 1 is offered for avoiding
The third fluting (not shown) of self-tapping screw 3 ', aluminium frame segment 1 ' are placed on the first fluting 11, and steel bar 2 ' is placed on
On 1 ' top of aluminium frame segment, second fluting 12, it is additionally provided on mounting platform for compressing aluminium frame segment 1 ' and steel bar 1
Briquetting, locked between briquetting and steel bar 1 by bolt 21, finally pass through guide through hole from steel bar 1 using self-tapping screw 3 '
11, which are locked aluminium frame segment 1 ' with steel bar 2 ' with aluminium frame segment 1 ', connect.
S3: the aluminium frame segment 1 ' fixed is taken out from mounting platform with steel bar 2 ', is placed on tensile test platform
Upper carry out tensile test, tensile test platform include the first fixture 3, the second fixture 4, and first fixture 3 divides with the second fixture 4
It is not set on the collet of tension tester, first fixture 3 includes 3 ontology of the first fixture, and 3 ontology of the first fixture is opened
Equipped with the 4th fluting 31 for accommodating aluminium frame segment 1 ' or steel bar 2 ', the inner wall of the 4th fluting 31 is fixedly installed
Two the first fixture blocks 32 for fastening with aluminium frame segment 1 ' or 2 ' both ends of steel bar, second fixture 4 include second
4 ontology of fixture, 4 ontology of the second fixture offer the 5th fluting 41 for accommodating aluminium frame segment 1 ' or steel bar 2 ',
There are two for fastening with aluminium frame segment 1 ' or 2 ' both ends of steel bar for the inner wall fixed setting of 5th fluting 41
Two fixture blocks 42 clamp the aluminium frame segment 1 ' of specimen holder to be measured and steel bar 2 ' by the first fixture 3 and the second fixture 4 respectively
On tension tester, stretching resistance test is carried out to each test specimen to be measured by tension tester.
Tension tester of the invention is directly purchased on the market, is well known board, is not that the present invention is claimed
Content, herein without repeating.
Based on aforementioned schemes, in practical operation, the compression driving device is also possible to oil cylinder or cylinder, for convenience
Operation, each steel bar is isometric, and each aluminium frame segment is isometric, the inclination angle of the guide through hole 11 ' on the steel bar
It spends a and contends and increase by 1 ° in the same direction, the quantity of the steel bar 2 ' may be 31 or more.The compression driving dress
It sets and is also possible to oil cylinder perhaps the cylinder clamping device can be oil cylinder or cylinder.
The modifications and changes done with this creation, all belong to the scope of the patents of this creation opinion, and are not limited to embodiment and are taken off
The person of showing.
Claims (6)
1. a kind of screw thread tension force test method of photovoltaic board mounting structure, it is characterised in that: the following steps are included:
S1: aluminium frame: being cut into several aluminium frame segments by stock, is prepared several steel bars and is tested for substituting purlin,
The guide through hole of differing tilt angles is respectively equipped on each steel bar simultaneously；
S2: aluminium frame segment and steel bar are positioned by mounting platform, and the mounting platform opens to the right the first fluting from left side,
By in the first fluting of aluminium frame segment insertion, the mounting platform offers to the right from left side is pierced by the mounting platform upper end
Second fluting in face, first fluting are set to the lower section of the second fluting and are connected, steel bar is inserted into described second and is opened
Slot, the mounting platform are provided with the clamping device for mutually clamping steel bar with the aluminium frame, by clamping device by steel
After item and aluminium frame segment clamp, from top to bottom with bolt by steel bar together with aluminium frame segment locking；
S3: the aluminium frame segment and steel bar that fix are taken out from mounting platform, are placed on tensile test platform and are drawn
Power test.
2. according to a kind of screw thread tension force test method of photovoltaic board mounting structure described in claim 1, it is characterised in that: described
Clamping device includes gripping block, and the compact heap liftable is set to the top of the mounting rack, is provided on the mounting rack
Compression driving device for driving the compact heap to move downward.
3. according to a kind of screw thread tension force test method of photovoltaic board mounting structure as claimed in claim 2, it is characterised in that: described
Screw rod is two, and two screw rods are respectively arranged at the two sides of second fluting.
4. a kind of screw thread tension force test method of photovoltaic board mounting structure according to claim 1, it is characterised in that: institute
The range of tilt angles for stating guide through hole is 0 ° ~ 30 °.
5. a kind of screw thread tension force test method of photovoltaic board mounting structure according to claim 1, it is characterised in that: institute
Stating tensile test platform includes the first fixture, the second fixture, and first fixture includes the first chuck body, second fixture
Including the second chuck body, be provided in first chuck body and the second chuck body for engage aluminium frame segment or
The fastener of steel bar.
6. a kind of screw thread tension force test method of photovoltaic board mounting structure according to claim 5, it is characterised in that: institute
Stating fastener includes two the first fixture blocks, two the second fixture blocks, and first chuck body is offered for accommodating aluminium frame piece
4th fluting of section or steel bar, described two first fixture blocks are fixedly installed on the inner wall two sides of the 4th fluting, institute respectively
Stating the second fixture includes the second chuck body, and second chuck body is offered for accommodating aluminium frame segment or steel bar
5th fluting, two second fixture blocks are fixedly installed on the inner wall two sides of the 5th fluting respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811629292.XA CN109724784B (en) | 2018-12-28 | 2018-12-28 | Method for testing tensile resistance of threads of photovoltaic panel mounting structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811629292.XA CN109724784B (en) | 2018-12-28 | 2018-12-28 | Method for testing tensile resistance of threads of photovoltaic panel mounting structure |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109724784A true CN109724784A (en) | 2019-05-07 |
| CN109724784B CN109724784B (en) | 2020-11-03 |
Family
ID=66296708
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811629292.XA Active CN109724784B (en) | 2018-12-28 | 2018-12-28 | Method for testing tensile resistance of threads of photovoltaic panel mounting structure |
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| Country | Link |
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| CN (1) | CN109724784B (en) |
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2018
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| CN201713978U (en) * | 2010-07-10 | 2011-01-19 | 中铁六局集团有限公司 | Molded metal strip plate ceiling-connecting system |
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| CN103258882A (en) * | 2013-05-24 | 2013-08-21 | 常州天合光能有限公司 | Solar module mounting clamping device |
| CN104104318A (en) * | 2014-07-30 | 2014-10-15 | 杭州华鼎太阳能科技有限公司 | Purline clamp integrated structure connecting metal roof and photovoltaic support |
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|---|---|
| CN109724784B (en) | 2020-11-03 |
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