CN117118356B - Testing device for distributed roof photovoltaic module - Google Patents
Testing device for distributed roof photovoltaic module Download PDFInfo
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- CN117118356B CN117118356B CN202311374538.4A CN202311374538A CN117118356B CN 117118356 B CN117118356 B CN 117118356B CN 202311374538 A CN202311374538 A CN 202311374538A CN 117118356 B CN117118356 B CN 117118356B
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- 238000012360 testing method Methods 0.000 title claims abstract description 45
- 238000003860 storage Methods 0.000 claims abstract description 34
- 238000000034 method Methods 0.000 claims abstract description 14
- 230000008569 process Effects 0.000 claims abstract description 8
- 230000001681 protective effect Effects 0.000 claims description 10
- 230000005540 biological transmission Effects 0.000 claims description 9
- 230000009471 action Effects 0.000 claims description 5
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 239000004065 semiconductor Substances 0.000 description 5
- 238000005516 engineering process Methods 0.000 description 3
- 230000006978 adaptation Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000005381 potential energy Methods 0.000 description 2
- 238000010248 power generation Methods 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000003044 adaptive effect Effects 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000003698 laser cutting Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000003129 oil well Substances 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000010998 test method Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02S—GENERATION OF ELECTRIC POWER BY CONVERSION OF INFRARED RADIATION, VISIBLE LIGHT OR ULTRAVIOLET LIGHT, e.g. USING PHOTOVOLTAIC [PV] MODULES
- H02S50/00—Monitoring or testing of PV systems, e.g. load balancing or fault identification
- H02S50/10—Testing of PV devices, e.g. of PV modules or single PV cells
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N3/02—Details
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N3/02—Details
- G01N3/04—Chucks
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N3/08—Investigating strength properties of solid materials by application of mechanical stress by applying steady tensile or compressive forces
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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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- Life Sciences & Earth Sciences (AREA)
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- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Testing Of Individual Semiconductor Devices (AREA)
- Testing Of Devices, Machine Parts, Or Other Structures Thereof (AREA)
Abstract
The invention discloses a testing device of a distributed roof photovoltaic module, and relates to the technical field of photovoltaic module testing equipment. The automatic storage device comprises a workbench, wherein a first storage groove is formed in the workbench, a first threaded rod is rotatably connected to the inside of the first storage groove, a placement seat is rotatably connected to the first threaded rod, and a fixing assembly is mounted on the placement seat. According to the invention, through the mutual matching among the first rack, the second rack, the driving wheel, the moving plate and the like, the conveying operation and the load testing operation of the photovoltaic module can be linked, the test can be completed in the automatic conveying process, and compared with the traditional method that the photovoltaic module is fixed below the testing equipment and then can be tested, the technical scheme of the invention is simpler, the operation steps are reduced, and the photovoltaic module with different specifications can be adapted according to the adaptability adjustment of different photovoltaic modules through the mutual matching among the supporting seat, the clamping plate and the adjusting seat.
Description
Technical Field
The invention relates to the technical field of photovoltaic module testing equipment, in particular to a testing device of a distributed roof photovoltaic module.
Background
The photovoltaic module refers to a photovoltaic cell combination device which is provided with a package and an internal connection, can independently provide direct current output and is the smallest and inseparable, and is formed by combining solar cells or solar cells with different specifications cut by a laser cutting machine or a steel wire cutting machine, wherein the single solar cells cannot be directly used as a power supply, a plurality of single cells are connected in series, in parallel and tightly packaged into a module as the power supply, and the solar cell module (also called a solar cell panel) is the core part in a solar power generation system and is the most important part in the solar power generation system, and the function of the photovoltaic module is to convert solar energy into electric energy, or send the electric energy into a storage battery for storage or push a load to work.
In the production process of the existing photovoltaic module, in order to ensure the service life of the photovoltaic module, load pressure test is often required, and a sand bag method is adopted in a traditional test method: the method is characterized in that after the quality of the sandbag is calculated, the sandbag is uniformly placed on the surface of the photovoltaic module to carry out load bearing test, but the sandbag method is adopted to carry out load bearing test, a large amount of manpower is needed, the operation process is very complicated, in order to solve the problems, the photovoltaic module bearing pressure is tested by adopting a pressure sensor in the prior art, but the photovoltaic module is generally required to be manually fixed below test equipment and then started to carry out test, the operation process is complicated, and the labor and the effort are wasted, so the test device for the distributed roof photovoltaic module is provided.
Disclosure of Invention
The invention aims to provide a testing device for a distributed roof photovoltaic module, so as to solve the problems in the background technology.
In order to achieve the above purpose, the present invention provides the following technical solutions: the testing device of the distributed roof photovoltaic module comprises a workbench, wherein a first storage groove is formed in the workbench, a first threaded rod is connected to the first storage groove in a rotating mode, a placing seat is connected to the first threaded rod in a rotating mode, and a fixing assembly is installed on the placing seat;
the side wall of the placing seat is fixedly connected with a telescopic component, the other end of the telescopic component is fixedly connected with a rack, the bottom of the rack is fixedly connected with a guide rod, and the top of the workbench is provided with a guide groove matched with the guide rod;
the top fixedly connected with protection casing of workstation, fixedly connected with load test assembly on the inner wall of protection casing.
Further, the number of the first threaded rods is two, a motor is fixedly connected to one of the first threaded rods, and the motor is fixed to the side wall of the workbench.
Further, the two first threaded rods are in transmission connection through a transmission belt.
Further, the bottom fixedly connected with of placing the seat is with the nut cover of two first threaded rods looks adaptations, and the nut cover is mutually adapted between groove is accomodate to first.
Further, the fixing component comprises an electric telescopic rod fixedly connected to the side wall of the placing seat, one end of the electric telescopic rod is fixedly connected with an adjusting seat, a supporting seat is connected to the adjusting seat in a sliding mode, a support is fixedly connected to the supporting seat, a limiting rod penetrates through the support, and a first elastic piece is sleeved on the outer surface of the limiting rod;
the support seat is connected with a second threaded rod in a rotating mode, the bottom end of the second threaded rod is connected with a clamping plate in a rotating mode, and the top end of the second threaded rod is fixedly connected with a knob.
Further, a sliding block is fixedly connected to the side wall of the supporting seat, and a sliding groove matched with the sliding block is formed in the side wall of the adjusting seat.
Further, the telescopic assembly comprises a storage barrel fixedly connected to the placing seat, a telescopic rod is slidably connected to the storage barrel, and a second elastic piece is arranged between the storage barrel and the telescopic rod.
Further, the load testing assembly comprises a mounting plate fixedly connected to the top of the protective cover, a second storage groove is formed in the side wall of the mounting plate, a third threaded rod is rotatably connected to the inside of the second storage groove, one end of the third threaded rod penetrating through the second storage groove is fixedly connected with a driven wheel, the outer surface of the driven wheel is rotatably connected with a driving wheel, a rotating shaft is fixedly connected to the side wall of the driving wheel, and the bottom end of the rotating shaft is fixedly connected with a driving wheel;
two movable plates are connected to the side wall of the mounting plate in a sliding manner, a deflection rod is connected to the bottom of each movable plate in a rotating manner, a connecting piece is connected to the free end of each deflection rod in a rotating manner, a supporting plate is connected to the bottom of each connecting piece in a sliding manner, and a plurality of pressure sensors are mounted at the bottom of each supporting plate.
Further, the directions of threads arranged on the left section and the right section of the third threaded rod are opposite, and the two moving plates are mutually meshed with the third threaded rod.
Further, the outer surface of the rotating shaft is sleeved with a supporting sleeve, and the supporting sleeve is fixedly connected to the side wall of the protective cover.
The invention has at least the following beneficial effects:
1. according to the invention, through the mutual coordination among the supporting seat, the clamping plate and the adjusting seat, the photovoltaic modules with different specifications and sizes can be adapted according to the adaptability adjustment of different photovoltaic modules, and the practicability of the device is improved.
2. According to the invention, through the mutual matching among the first rack, the second rack, the driving wheel, the moving plate and the like, the conveying operation and the load testing operation of the photovoltaic module can be linked, and the testing can be completed in the automatic conveying process.
Of course, it is not necessary for any one product to practice the invention to achieve all of the advantages set forth above at the same time.
Drawings
FIG. 1 is a schematic perspective view of the overall structure of the present invention;
FIG. 2 is a schematic perspective view of the internal structure of the protective cover of the present invention;
FIG. 3 is a perspective view of a first view of the load testing assembly of the present invention;
FIG. 4 is a perspective view of a second view of the load testing assembly of the present invention;
FIG. 5 is a perspective view of the adjusting seat structure of the present invention;
FIG. 6 is a schematic perspective view of a support structure according to the present invention;
fig. 7 is a schematic perspective view of the telescopic assembly structure of the present invention.
Reference numerals:
1. a work table; 2. a first storage groove; 3. a first threaded rod; 4. a placement seat; 5. a fixing assembly; 51. an electric telescopic rod; 52. an adjusting seat; 53. a support base; 54. a bracket; 55. a limit rod; 56. a first elastic member; 57. a second threaded rod; 58. a clamping plate; 59. a knob; 510. a slide block; 511. a chute; 6. a telescoping assembly; 61. a storage barrel; 62. a telescopic rod; 63. a second elastic member; 7. a first rack; 8. a second rack; 9. a guide rod; 10. a guide groove; 11. a protective cover; 12. a load testing assembly; 121. a mounting plate; 122. a second storage groove; 123. a third threaded rod; 124. driven wheel; 125. a driving wheel; 126. a rotating shaft; 127. a driving wheel; 128. a moving plate; 129. a deflection lever; 1210. a connecting piece; 1211. a support plate; 1212. a pressure sensor; 13. a motor; 14. a support sleeve; 15. a bar-shaped groove; 16. a transmission belt; 17. and a limiting hole.
Description of the embodiments
The following description of the technical solutions in the embodiments of the present disclosure will be made clearly and completely with reference to the accompanying drawings in the embodiments of the present disclosure, and it is apparent that the described embodiments are only some embodiments of the present disclosure, not all embodiments. All other embodiments, which can be made by one of ordinary skill in the art based on the embodiments in this disclosure without inventive faculty, are intended to fall within the scope of this disclosure.
Referring to fig. 1-7, the present invention provides the following technical solutions: the utility model provides a testing arrangement of distributed roof photovoltaic module, includes workstation 1, is provided with first storage tank 2 on the lateral wall of workstation 1 on the controller workstation 1, and the inside rotation of first storage tank 2 is connected with first threaded rod 3, rotates on the first threaded rod 3 to be connected with and places seat 4, places and installs fixed subassembly 5 on the seat 4.
The number of the first storage grooves 2 is two, the first threaded rods 3 are connected to the inside of each first storage groove 2 in a rotating mode, the two first threaded rods 3 are connected through a transmission belt 16 in a transmission mode, one of the first threaded rods 3 is fixedly connected with a motor 13, the motor 13 is fixed to the side wall of the workbench 1, the motor 13 is electrically connected with a controller through an external power supply, the motor 13 is started to drive one of the first threaded rods 3 to rotate, and then the two first threaded rods 3 can rotate simultaneously through the transmission belt 16.
Further, the bottom of the placing seat 4 is fixedly connected with a nut sleeve (not shown in the figure) matched with the two first threaded rods 3, and the nut sleeves are mutually matched with the first accommodating groove 2, when the two first threaded rods 3 rotate forward or backward, due to the matching relation between the first threaded rods 3 and the nut sleeves, the nut sleeves are driven to move in the accommodating groove, so that the placing seat 4 is driven to move along with the nut sleeves, and the photovoltaic module is convenient to convey.
The fixed subassembly 5 includes fixed connection electric telescopic handle 51 on placing seat 4 lateral wall, electric connection between electric telescopic handle 51 and the controller, electric telescopic handle 51's quantity is four, every two electric telescopic handle 51 is a set of cooperation and uses, electric telescopic handle 51 supplies power through external power source, electric telescopic handle 51's one end fixedly connected with adjusts seat 52, sliding connection has supporting seat 53 on the adjusting seat 52, fixedly connected with support 54 on the supporting seat 53, run through on the support 54 and be provided with gag lever post 55, the spacing hole 17 with gag lever post 55 looks adaptation has been seted up at the top of supporting seat 53, and the surface cover of gag lever post 55 is equipped with first elastic component 56, utilize the elastic potential energy of first elastic component 56, can drive gag lever post 55 to reset for in the gag lever post 55 card goes into spacing hole 17, can fix supporting seat 53 in the suitable position of adjusting seat 52, make it extrude first elastic component 56 when being out of spacing hole 17 when pulling gag lever post 55, can unlock supporting seat 53, carry out position control to it.
It should be noted that, the side wall of the supporting seat 53 is fixedly connected with a sliding block 510, and the side wall of the adjusting seat 52 is provided with a sliding groove 511 adapted to the sliding block 510, so that the supporting seat 53 is conveniently supported and guided when moving by using the sliding block 510 and the sliding groove 511, and the supporting seat 53 is prevented from being separated from the adjusting seat 52.
The second threaded rod 57 is rotationally connected to the supporting seat 53, the clamping plate 58 is rotationally connected to the bottom end of the second threaded rod 57, the knob 59 is fixedly connected to the top end of the second threaded rod 57, the knob 59 drives the second threaded rod 57 to rotate, the clamping plate 58 can be driven to move up and down by means of the connection relationship between the second threaded rod 57 and the supporting seat 53, and after the photovoltaic module is placed on the supporting seat 53, the clamping plate 58 is used for conveniently clamping and fixing the photovoltaic module.
The side wall of the placing seat 4 is fixedly connected with a telescopic component 6, the other end of the telescopic component 6 is fixedly connected with a rack, the bottom of the rack is fixedly connected with a guide rod 9, and the top of the workbench 1 is provided with a guide groove 10 matched with the guide rod 9.
The telescopic assembly 6 comprises a storage barrel 61 fixedly connected to the placement seat 4, a telescopic rod 62 is slidably connected to the storage barrel 61, a second elastic piece 63 is arranged between the storage barrel 61 and the telescopic rod 62, and the telescopic rod 62 can be driven to reset by utilizing elastic potential energy provided by the second elastic piece 63.
The top fixedly connected with protection casing 11 of workstation 1, fixedly connected with load test module 12 on the inner wall of protection casing 11.
The load test assembly 12 comprises a mounting plate 121 fixedly connected to the top of the protective cover 11, a second storage groove 122 is formed in the side wall of the mounting plate 121, a third threaded rod 123 is rotatably connected to the inside of the second storage groove 122, one end of the third threaded rod 123 penetrating through the second storage groove 122 is fixedly connected with a driven wheel 124, the outer surface of the driven wheel 124 is rotatably connected with a driving wheel 125, the driving wheel 125 and the driven wheel 124 are meshed with each other, a rotating shaft 126 is fixedly connected to the side wall of the driving wheel 125, a supporting sleeve 14 is sleeved on the outer surface of the rotating shaft 126, the supporting sleeve 14 is fixedly connected to the side wall of the protective cover 11, the supporting sleeve 14 is arranged to provide support and guide for the rotating shaft 126 during rotation, and a driving wheel 127 is fixedly connected to the bottom end of the rotating shaft 126.
It should be noted that, as shown in fig. 2, the number of racks is two, namely, the first rack 7 and the second rack 8, the first rack 7 is located at one side of the driving wheel 127 close to the placing seat 4, the second rack 8 is located at one side of the driving wheel 127 close to the protecting cover 11, and the driving wheel 127 is meshed with the first rack 7 and the second rack 8, and the guiding rod 9 moves in the guiding groove 10, so that the two racks can be driven to be meshed with the driving wheel 127, so as to realize rotation of the driving wheel 127 in different directions.
Two moving plates 128 are slidably connected to the side wall of the mounting plate 121, a deflection rod 129 is rotatably connected to the bottom of the moving plates 128, a connecting piece 1210 is rotatably connected to the free end of the deflection rod 129, a supporting plate 1211 is slidably connected to the bottom end of the connecting piece 1210, and a plurality of pressure sensors 1212 are mounted on the bottom of the supporting plate 1211.
The pressure sensor 1212 (Pressure Transducer) is a device or apparatus capable of sensing pressure signals and converting the pressure signals into usable output electrical signals according to a certain rule, and is generally composed of a pressure sensitive element and a signal processing unit, and is widely applied to various industrial self-control environments, and relates to various industries such as water conservancy and hydropower, railway transportation, intelligent building, production self-control, aerospace, military industry, petrochemical industry, oil wells, electric power, ships, machine tools, pipelines and the like.
Conventional pressure sensor 1212 is primarily a mechanical structure type device with deformation of the elastic element indicative of pressure, but such a structure is large in size and heavy in mass and cannot provide an electrical output. As semiconductor technology has evolved, semiconductor pressure sensors 1212 have also evolved. The device is characterized by small volume, light weight, high accuracy and good temperature characteristic. Particularly, with the development of MEMS technology, the semiconductor sensor is developed towards miniaturization, and has small power consumption and high reliability; the semiconductor piezoelectric impedance diffusion pressure sensor 1212 generates a semiconductor deformation pressure on the surface of a sheet, and deforms the sheet by an external force (pressure) to generate a piezoelectric impedance effect, thereby converting a change in impedance into an electrical signal.
Further, as shown in fig. 3, a bar slot 15 adapted to the connection member 1210 is formed at the top of the support plate 1211, and when the deflection lever 129 rotates, the connection member 1210 slides in the bar slot 15 by using the bar slot 15, and the connection member 1210 and the bar slot 15 are mutually adapted, so that they will not fall off during movement.
Further, the directions of the threads of the left and right sections of the third threaded rod 123 are opposite, and the two moving plates 128 are meshed with the third threaded rod 123, when the third threaded rod 123 rotates, the two moving plates 128 are driven to move in opposite directions by utilizing the meshing relationship between the third threaded rod 123 and the moving plates 128, so that the deflection rod 129 is driven to deflect, and when the deflection rod 129 moves, the support plate 1211 and the pressure sensor 1212 can be driven to move downwards, so that the load pressure of the photovoltaic assembly is tested.
The application principle and the flow of the invention are as follows: when the photovoltaic module is required to be tested, the limiting rod 55 is pulled to press the first elastic piece 56 and separate from the limiting hole 17, then the supporting seat 53 can be adjusted, the supporting seat 53 is moved to a proper position, then the photovoltaic module is placed on the supporting seat 53, the electric telescopic rod 51 is started by the controller to extend and drive the adjusting seats 52 and the supporting seat 53 on two sides to move towards the middle at the same time, so that the photovoltaic modules with different specifications are adapted according to the adaptive adjustment of different photovoltaic modules, then after the adjusting seats 52 and the supporting seat 53 are moved to the proper positions, the knob 59 is rotated to drive the third threaded rod 123 to rotate, and the clamping plate 58 is driven to move downwards to clamp and fix the photovoltaic module through the adapting relation between the third threaded rod 123 and the supporting seat 53, then the motor 13 is started to drive one of the first threaded rods 3 to rotate, and simultaneously the two first threaded rods 3 are driven to rotate through the arranged transmission belt 16, then the placing seat 4 is driven to move through the arranged nut sleeve, the first rack 7 and the second rack 8 are driven to move in the moving process of the placing seat 4, at the moment, the guide rod 9 of the first rack 7 moves in the guide groove 10 and is in contact engagement with the driving wheel 127 to drive the driving wheel 127 to rotate, at the moment, the guide rod 9 of the second rack 8 is in a separated state with the driving wheel 127 under the action of the guide groove 10, when the first rack 7 drives the driving wheel 127 to rotate positively, the rotating shaft 126 is driven to rotate, the driving wheel 125 is driven to rotate through the rotating shaft 126, the driven wheel 124 is driven to rotate, the third threaded rod 123 is driven to rotate when the driven wheel 124 rotates, and through the matching relationship between the third threaded rod 123 and the two moving plates 128, the two moving plates 128 are driven to move from two sides to the center simultaneously, when the moving plates 128 move, the deflecting rod 129 is driven to deflect, so that the supporting plate 1211 and the pressure sensor 1212 are driven to move downwards, after the test is finished, the first threaded rod 3 is driven by the starting motor 13 to continue to rotate, so that the placing seat 4 drives the first rack 7 and the second rack 8 to continue to move, at the moment, the guide rod 9 on the first rack 7 and the second rack 8 can continue to move along the setting track of the guide groove 10, so that the first rack 7 is separated from the driving wheel 127, the second rack 8 is in contact engagement with the driving wheel 127, along with the continuous movement of the second rack 8, the driving wheel 127 is driven to rotate reversely, so that the third threaded rod 123 is driven to rotate reversely, and the two moving plates 128 simultaneously to two sides, so that the supporting plate 1211 and the pressure sensor 1212 can be driven to move upwards, then the placing seat 4 can be driven to move to the far end of the device, the tested photovoltaic assembly can be detached, then the photovoltaic assembly can be repeatedly moved to the photovoltaic assembly, the photovoltaic assembly can be fixed, the photovoltaic assembly can be mounted on the testing seat can be conveniently and the testing device, the photovoltaic assembly can be automatically moved to the testing end after the photovoltaic assembly is mounted on the testing seat, the testing device can be conveniently and the testing device can be moved to the end by the step of the device, compared with the conventional device, and the testing device.
It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art according to the specific circumstances. When an element is referred to as being "mounted," "secured" or "disposed" on another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "upper," "lower," "left," "right," and the like are used herein for illustrative purposes only and are not meant to be the only embodiment.
Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
In the description of the present specification, the descriptions of the terms "one embodiment," "example," "specific example," and the like, mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present disclosure. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
Claims (7)
1. The testing device for the distributed roof photovoltaic module comprises a workbench (1), and is characterized in that a first storage groove (2) is formed in the workbench (1), a first threaded rod (3) is rotatably connected to the inside of the first storage groove (2), a placing seat (4) is rotatably connected to the first threaded rod (3), and a fixing module (5) is installed on the placing seat (4);
the fixing assembly (5) comprises an electric telescopic rod (51) fixedly connected to the side wall of the placement seat (4), one end of the electric telescopic rod (51) is fixedly connected with an adjusting seat (52), a supporting seat (53) is connected to the adjusting seat (52) in a sliding mode, a support (54) is fixedly connected to the supporting seat (53), a limiting rod (55) penetrates through the support (54), and a first elastic piece (56) is sleeved on the outer surface of the limiting rod (55);
the support seat (53) is rotationally connected with a second threaded rod (57), the bottom end of the second threaded rod (57) is rotationally connected with a clamping plate (58), and the top end of the second threaded rod (57) is fixedly connected with a knob (59);
the side wall of the placement seat (4) is fixedly connected with a telescopic component (6), the other end of the telescopic component (6) is fixedly connected with a rack, the bottom of the rack is fixedly connected with a guide rod (9), and the top of the workbench (1) is provided with a guide groove (10) matched with the guide rod (9); the telescopic assembly (6) comprises a storage barrel (61) fixedly connected to the placement seat (4), a telescopic rod (62) is connected inside the storage barrel (61) in a sliding mode, and a second elastic piece (63) is arranged between the storage barrel (61) and the telescopic rod (62);
the top of the workbench (1) is fixedly connected with a protective cover (11), and the inner wall of the protective cover (11) is fixedly connected with a load testing assembly (12);
the load testing assembly (12) comprises a mounting plate (121) fixedly connected to the top of the protective cover (11), a second storage groove (122) is formed in the side wall of the mounting plate (121), a third threaded rod (123) is rotatably connected to the inside of the second storage groove (122), one end of the third threaded rod (123) penetrating through the second storage groove (122) is fixedly connected with a driven wheel (124), the outer surface of the driven wheel (124) is rotatably connected with a driving wheel (125), a rotating shaft (126) is fixedly connected to the side wall of the driving wheel (125), and a driving wheel (127) is fixedly connected to the bottom end of the rotating shaft (126);
two moving plates (128) are slidably connected to the side wall of the mounting plate (121), a deflection rod (129) is rotatably connected to the bottom of the moving plates (128), a connecting piece (1210) is rotatably connected to the free end of the deflection rod (129), a supporting plate (1211) is slidably connected to the bottom end of the connecting piece (1210), and a plurality of pressure sensors (1212) are mounted at the bottom of the supporting plate (1211);
when the photovoltaic module is required to be tested, the limiting rod (55) is pulled to extrude the first elastic piece (56) and separate from the limiting hole (17), then the supporting seat (53) can be adjusted, the supporting seat (53) is moved to a proper position, then the photovoltaic module is placed on the supporting seat (53), the electric telescopic rod (51) is started to extend through the controller, the adjusting seats (52) and the supporting seat (53) on two sides are driven to move towards the middle simultaneously, then after the adjusting seats (52) and the supporting seat (53) are moved to a proper position, the knob (59) is rotated to drive the third threaded rod (123) to rotate, and the third threaded rod (123) and the supporting seat (53) are moved downwards through an adapting relation, so that the clamping plate (58) is driven to move downwards to clamp and fix the photovoltaic module, then the motor (13) is started to drive one of the first threaded rods (3) to rotate, the two first threaded rods (3) are driven to move simultaneously through the arranged driving belt (16), then the nuts are driven to move the placing seats (4) to move towards the middle, the first rack (7) is driven to move in a process of moving between the first rack (7) and the driving wheel (7) to move in contact with the first rack (8) through the set nuts (7), the guide rod (9) of the second rack (8) is driven to rotate, at the moment, the guide rod (9) and the driving wheel (127) are in a separated state under the action of the guide groove (10), when the first rack (7) drives the driving wheel (127) to rotate forwards, the rotating shaft (126) is driven to rotate, the driving wheel (125) is driven to rotate through the rotating shaft (126), the driven wheel (124) is driven to rotate, the third threaded rod (123) is driven to rotate when the driven wheel (124) rotates, the two moving plates (128) are driven to move towards the center from two sides simultaneously through the adapting relation between the third threaded rod (123) and the two moving plates (128), the deflecting rod (129) is driven to deflect when the moving plates (128) move, so that the supporting plate (1211) and the pressure sensor (1212) are driven to move downwards, the load pressure of the photovoltaic module positioned below is tested, after the test is finished, the motor (13) is started to drive the first threaded rod (3) to rotate continuously, the placing seat (4) drives the first rack (7) and the second rack (8) to move continuously, at the moment, the first rack (7) and the second rack (8) are driven to move continuously along the guide groove (7) and the guide groove (7) are arranged continuously, the second rack (8) is in contact engagement with the driving wheel (127), and the driving wheel (127) is driven to reversely rotate along with the continued movement of the second rack (8), so that the third threaded rod (123) is driven to reversely rotate, the two moving plates (128) are simultaneously moved to two sides, the supporting plate (1211) and the pressure sensor (1212) can be driven to move upwards, then the first threaded rod (3) is driven to continuously rotate, and the placing seat (4) can be driven to move to the far end of the device, so that the tested photovoltaic module is detached.
2. The test device for a distributed roof photovoltaic module of claim 1, wherein: the number of the first threaded rods (3) is two, one of the first threaded rods (3) is fixedly connected with a motor (13), and the motor (13) is fixed on the side wall of the workbench (1).
3. The test device for a distributed roof photovoltaic module of claim 2, wherein: the two first threaded rods (3) are in transmission connection through a transmission belt (16).
4. The test device for a distributed roof photovoltaic module of claim 2, wherein: the bottom of the placing seat (4) is fixedly connected with nut sleeves matched with the two first threaded rods (3), and the nut sleeves are mutually matched with the first containing grooves (2).
5. The test device for a distributed roof photovoltaic module of claim 4, wherein: the side wall of the supporting seat (53) is fixedly connected with a sliding block (510), and the side wall of the adjusting seat (52) is provided with a sliding groove (511) matched with the sliding block (510).
6. The test device for a distributed roof photovoltaic module of claim 5, wherein: the thread directions of the left section and the right section of the third threaded rod (123) are opposite, and the two moving plates (128) are meshed with the third threaded rod (123).
7. The test device for a distributed roof photovoltaic module of claim 6, wherein: the outer surface of the rotating shaft (126) is sleeved with a supporting sleeve (14), and the supporting sleeve (14) is fixedly connected to the side wall of the protective cover (11).
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