CN217717323U - Water bag for static mechanical load - Google Patents
Water bag for static mechanical load Download PDFInfo
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- CN217717323U CN217717323U CN202221935977.9U CN202221935977U CN217717323U CN 217717323 U CN217717323 U CN 217717323U CN 202221935977 U CN202221935977 U CN 202221935977U CN 217717323 U CN217717323 U CN 217717323U
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- water bag
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- small water
- static mechanical
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Abstract
The utility model discloses a water bag for static mechanical load, arrange and meet fixed little water bag, every in proper order including a plurality of arrays little water bag all adopts waterproof material to make and all is equipped with the water receiving mouth, and water receiving mouth department is equipped with the water receiving switch, water receiving mouth one-to-one is connected with the water receiving pipe, installs the flow meter on every water receiving pipe, little water bag is equipped with the puncture-proof layer with the surface of photovoltaic module contact. Static water bag for mechanical load, with whole water bag tiling back on the subassembly, directly begin the water injection to every little water bag simultaneously, guarantee through flow meter control that every little water bag pressure is even, both can save the test manpower greatly, can effectively stop the personal potential safety hazard that the in-process of exerting pressure caused again, also can not have the uneven condition of exerting pressure simultaneously.
Description
Technical Field
The utility model relates to a photovoltaic detection technology field especially relates to a static water bag for mechanical load.
Background
After leaving the factory, the photovoltaic module needs to be subjected to various tests including power test, voltage test, static mechanical load test and the like, wherein the static mechanical load test is used for detecting the pressure capability of the photovoltaic module, so that whether the photovoltaic module can adapt to an outdoor severe environment or not is judged, and the photovoltaic module is prevented from being broken.
At present, the static mechanical load test basically adopts a sand pressure mode, and the sand bags of 10KG are mainly carried by manpower to be placed layer by layer, so that the following problems are solved: (1) the labor consumption is high, and the working strength is high; (2) Uneven pressure is easily caused by the arrangement of sandbags, so that the test is inaccurate; and (3) potential safety hazards exist in the operation process of personnel. Therefore, a static mechanical load testing structure which is labor-saving, safe and good in pressure uniformity needs to be designed.
SUMMERY OF THE UTILITY MODEL
In order to solve among the prior art photovoltaic module static mechanical load test all use the sand-pressing form basically, work load is big, workman operational safety is lower, the sand bag is put and easily is caused pressure inhomogeneous, leads to testing unsafe technical problem, the utility model provides a static mechanical load is with water bag to solve above-mentioned problem.
The utility model provides a technical scheme that its technical problem adopted is: a water bag for static mechanical loads comprises a plurality of small water bags which are arranged in an array mode and are sequentially connected and fixed on the side faces, each small water bag is made of waterproof materials and is provided with a water receiving opening, a water receiving switch is arranged at each water receiving opening, the water receiving openings are connected with water receiving pipes in a one-to-one correspondence mode, a flow meter is installed on each water receiving pipe, and a puncture-proof layer is arranged on the surface, in contact with a photovoltaic assembly, of each small water bag.
Furthermore, the small water bag is made of oilcloth, EVA or TPC materials.
Furthermore, the small water bags are of cuboid structures, the water receiving pipe is located at one end of each small water bag in the length direction, and the side walls of the two adjacent small water bags in the length direction are mutually attached and fixed.
Furthermore, two adjacent small water bags are fixed by heat sealing or gluing.
Furthermore, a connecting piece is arranged between two adjacent small water bags, the connecting piece comprises a substrate with the same cross section with the side walls of the two small water bags and fixing edges extending from two opposite edges of the substrate to the small water bags on two sides, and the fixing edges are fixedly connected with the corresponding small water bags.
Furthermore, the puncture-proof layer is one or more waterproof layers superposed on the surface of the small water bag.
Furthermore, the stab-resistant layer is a metal net paved on the surface of the small water bag, and the metal net is clamped between the two layers of waterproof materials.
Furthermore, each small water bag is also provided with a water outlet.
Furthermore, a flow valve is further installed on each water receiving pipe, and the flow meter and the flow valve are electrically connected with the controller.
Furthermore, each water outlet is connected with a water outlet pipe in a one-to-one correspondence manner.
Furthermore, a supporting plate is adhered to the inner surface of each small water bag, the supporting plate is parallel to the adhering surface of the two adjacent small water bags, and the supporting plate is made of hard plastics.
The beneficial effects of the utility model are that:
(1) Static water bag for mechanical load, with whole water bag tiling on the subassembly after, directly start the water injection to every little water bag simultaneously, guarantee through flow meter control that every little water bag pressure is even, both can save the test manpower greatly, can effectively stop the personal potential safety hazard that the in-process of exerting pressure caused again, also can not have the uneven condition of exerting pressure simultaneously.
(2) Static water bag for mechanical load, set up the puncture-proof layer in the bottom of every little water bag, can avoid photovoltaic module to puncture the water bag after breaking.
(3) The water bag for static mechanical load is provided with the supporting plate by pasting in the small water bag, so that each edge of the small water bag has certain strength to support, and the small water bag can be supported under the condition of no water.
(4) Static water bag for mechanical load, be equipped with the flow valve on the water receiving pipe, can manage every water receiving and connect on same water pipe, through the flow valve flow on adjusting every water receiving pipe, guarantee that every little water bag pressure is even.
Drawings
The present invention will be further explained with reference to the drawings and examples.
FIG. 1 is a front view of an embodiment of a water bag for static mechanical loads according to the present invention;
FIG. 2 is a front view of an embodiment of the water bag for static mechanical loads according to the present invention
FIG. 3 is an enlarged view of FIG. 2 at a;
FIG. 4 is an enlarged view of FIG. 2 at b;
FIG. 5 is a schematic view of the connection of adjacent small water bags according to the embodiment of the present invention;
FIG. 6 is a schematic view of a stab-resistant layer in an embodiment of the present invention;
fig. 7 is a schematic view of the connection between adjacent small water bags according to the embodiment of the present invention.
In the figure, the water flow meter comprises a small water bag 1, a small water bag 2, a water receiving port 3, a water receiving pipe 4, a flow meter 5, an anti-puncture layer 6, a water receiving switch 7, a connecting sheet 701, a substrate 702, a fixing edge 8, a supporting plate 9, a waterproof layer 10, a water outlet 11, a water outlet switch 12, a water outlet pipe 13 and a flow valve.
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 accompanying drawings are exemplary only for explaining the present invention, and should not be construed as limiting the present invention.
Example one
As shown in fig. 1, 3 and 5, the water bag for the static mechanical load comprises a plurality of small water bags 1 which are arranged in an array manner and are sequentially connected and fixed on the side surfaces, each small water bag 1 is made of a waterproof material and is provided with a water receiving port 2, a water receiving switch 6 is arranged at the position of the water receiving port 2, the water receiving ports 2 are connected with water receiving pipes 3 in a one-to-one correspondence manner, each water receiving pipe 3 is provided with a flow meter 4, and the surface of each small water bag 1, which is in contact with a photovoltaic assembly, is provided with a puncture-proof layer 5.
The small water bag 1 can be made of oilcloth, EVA or TPC materials, and the waterproof layer 9 is made of the materials forming the small water bag 1.
The small water bags 1 are of a regular cuboid structure (formed after water filling), the water receiving pipe 3 is located at one end of each small water bag 1 in the length direction, and the side walls of every two adjacent small water bags 1 in the length direction are mutually attached and fixed. Each small water bag 1 can be enclosed into a cuboid by six waterproof layers 9 through heat sealing or gluing, and two adjacent small water bags 1 are also fixed through heat sealing or gluing. The side walls of the two adjacent small water bags 1 are not provided with gaps, so that the same side wall of the adjacent small water bag 1 can be vertically supported after the small water bag 1 is filled with water and the same water pressure is applied to the two sides, and the small water bag 1 can form a regular cuboid structure.
The water receiving pipes 3 are communicated with an external water source, each water receiving pipe 3 can be respectively connected with a water pump, and the output flow of the water pumps is adjusted through the flow value of the flow meter 4, so that each small water bag 1 can be synchronously added with water. A flow valve 13 (as shown in fig. 2 and 3) may also be installed on each water receiving pipe 3, both the flow meter 4 and the flow valve 13 are electrically connected to the controller, and at this time, each water receiving pipe 3 may be connected to the same water pump, and the water adding speed of each small water bag 1 is controlled by adjusting the flow valve 13. The water receiving switch 6 can be a stop valve or a check valve, and water in the small water bag 1 can be released through the water receiving pipe 3 after the test is finished.
The utility model discloses use the surface with the photovoltaic module contact as the lower surface, then prevent that thorn layer 5 is located the lower surface of little water bag 1, when photovoltaic module pressurized not up to standard and when breaking, prevent thorn layer 5 and can avoid little water bag 1 to be impaled and lead to the liquid seepage. In this embodiment, the stab-resistant layer 5 is one or more waterproof layers 9 stacked on the surface of the small water bag 1. Namely, the lower surface of the small water bag 1 is thickened, for example, the thickness of the lower surface of the small water bag 1 is 15 to 20mm, and the thickness of the other five side surfaces is 5 to 10mm.
Example two
The difference between this embodiment and the first embodiment is that, as shown in fig. 7, a connecting piece 7 is disposed between two adjacent small water bags 1, the connecting piece 7 includes a substrate 701 having a cross section equal to that of the sidewalls of the two small water bags 1, and fixing edges 702 extending from two opposite edges of the substrate 701 to the small water bags 1 on two sides, and the fixing edges 702 are fixedly connected to the corresponding small water bags 1. Two sides of the substrate 701 can also be glued with the side faces of the small water bags 1, the connecting sheet 7 is made of the same material as the small water bags 1, and compared with the first embodiment, the two small water bags 1 are connected through the connecting sheet 7, so that the mounting convenience is improved, and the connecting strength is improved.
EXAMPLE III
The difference between this embodiment and the first or second embodiment is: as shown in fig. 6, the anti-puncturing layer 5 is a metal net laid on the surface of the small water bag 1, the metal net is sandwiched between two layers of waterproof materials, the metal net is a net structure with high density woven by fine metal wires, the fine metal wires can ensure the toughness of the metal net, so that the small water bag 1 can have a certain deformation, the upper and lower layers of the metal net are wrapped with waterproof layers 9, the metal wires can be hidden, the photovoltaic module is prevented from being scratched by the metal wires, and the metal wires can be prevented from rusting when encountering water. Compare with the waterproof layer 9 of thickening, adopt the metal mesh can further improve and prevent the thorn effect, even the waterproof layer 9 of bottom has damaged, the metal mesh also can protect the waterproof layer 9 on upper strata, detects the back that finishes, only need in the metal mesh bottom mend waterproof layer 9 can.
Example four
In the present embodiment, as shown in fig. 6, a supporting plate 8 is adhered to an inner surface of each small water bag 1, the supporting plate 8 is parallel to a joint surface of two adjacent small water bags 1, and the supporting plate 8 is made of hard plastic. The hard plastic can be made of Teflon, two supporting plates 8 are arranged in each small water bag 1, and the two supporting plates 8 can also keep a plate-shaped structure in a water-free state, so that the small water bag 1 can be supported.
EXAMPLE five
The difference between the present embodiment and the above embodiments is that, as shown in fig. 2 and 4, each small water bag 1 is further provided with a water outlet 10, at this time, the water receiving opening 2 is only used for adding water, the water outlet 10 is used for discharging water, and the flow meter 4 can be kept in a normally open state. When water does not need to be drained, the water outlet 10 is blocked by a plug, a water outlet switch 11 can be installed at the water outlet 10, the type of the water outlet switch 11 is the same as that of the water receiving switch 6, and the water outlet 10 is connected with the water outlet pipes 12 in a one-to-one correspondence mode, so that water can be uniformly discharged to a fixed area.
In the description of the present invention, it is to be understood that the terms "length", "thickness", "upper", "lower", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the term "connected" is to be interpreted broadly, e.g., as a fixed connection, a detachable connection, or an integral connection; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate.
In the description, schematic representations of the terms do not necessarily refer 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 description, and must be determined according to the scope of the claims.
Claims (10)
1. A water bag for static mechanical loads, characterized in that: the solar photovoltaic water heater comprises a plurality of small water bags (1) which are arranged in an array mode and are sequentially connected and fixed on the side faces, wherein each small water bag (1) is made of waterproof materials and is provided with a water receiving opening (2), a water receiving switch (6) is arranged at the position of each water receiving opening (2), water receiving pipes (3) are connected with the water receiving openings (2) in a one-to-one correspondence mode, a flow meter (4) is installed on each water receiving pipe (3), and a puncture-proof layer (5) is arranged on the surface, in contact with a photovoltaic assembly, of each small water bag (1).
2. The water bag for static mechanical loads according to claim 1, wherein: the small water bag (1) is made of oilcloth, EVA or TPC materials.
3. The water bag for static mechanical loads according to claim 1, wherein: the small water bags (1) are of a cuboid structure, the water receiving pipe (3) is located at one end of each small water bag (1) in the length direction, and the side walls of the two adjacent small water bags (1) in the length direction are mutually attached and fixed.
4. A water bag for static mechanical loads according to claim 3, characterized in that: two adjacent small water bags (1) are fixed by heat seal or gluing.
5. A water bag for static mechanical loads according to claim 3, characterized in that: a connecting piece (7) is arranged between every two adjacent small water bags (1), the connecting piece (7) comprises a substrate (701) with the same cross section with the side walls of the two small water bags (1) and fixing edges (702) extending from two opposite edges of the substrate (701) to the small water bags (1) on two sides, and the fixing edges (702) are fixedly connected with the corresponding small water bags (1).
6. The water bag for static mechanical loads according to claim 1, wherein: the puncture-proof layer (5) is one or more waterproof layers (9) which are superposed on the surface of the small water bag (1).
7. The water bag for static mechanical loads according to claim 1, wherein: the puncture-proof layer (5) is a metal net which is laid on the surface of the small water bag (1), and the metal net is clamped between two layers of waterproof materials.
8. The water bag for static mechanical loads according to claim 1, wherein: each small water bag (1) is also provided with a water outlet (10).
9. The water bag for static mechanical loads according to claim 1, wherein: and each water receiving pipe (3) is also provided with a flow valve (13), and the flow meter (4) and the flow valve (13) are electrically connected with the controller.
10. Water bag for static mechanical loads according to claim 5, characterized in that: the inner surface of each small water bag (1) is adhered with a support plate (8), the support plate (8) is parallel to the binding surface of the two adjacent small water bags (1), and the support plate (8) is made of hard plastics.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221935977.9U CN217717323U (en) | 2022-07-26 | 2022-07-26 | Water bag for static mechanical load |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221935977.9U CN217717323U (en) | 2022-07-26 | 2022-07-26 | Water bag for static mechanical load |
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| Publication Number | Publication Date |
|---|---|
| CN217717323U true CN217717323U (en) | 2022-11-01 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221935977.9U Active CN217717323U (en) | 2022-07-26 | 2022-07-26 | Water bag for static mechanical load |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115913113A (en) * | 2022-12-28 | 2023-04-04 | 合创检测(江苏)有限公司 | Photovoltaic module sand pressure resistant test board and test method thereof |
-
2022
- 2022-07-26 CN CN202221935977.9U patent/CN217717323U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115913113A (en) * | 2022-12-28 | 2023-04-04 | 合创检测(江苏)有限公司 | Photovoltaic module sand pressure resistant test board and test method thereof |
| CN115913113B (en) * | 2022-12-28 | 2023-10-10 | 合创检测(江苏)有限公司 | Sand-pressure-resistant test bench for photovoltaic module and test method thereof |
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