Photovoltaic comprehensive environment test box

Abstract

The utility model belongs to the technical field of photovoltaic test boxes, and discloses a photovoltaic comprehensive environment test box which comprises a box body part and a material conveying part, a test cavity is formed in the box body part, the top end in the test cavity is fixedly connected with an ultraviolet lamp, the material conveying part comprises a material guide pipe, a conveying channel is formed in the material guide pipe, and the ultraviolet lamp is fixedly connected with the conveying channel. The discharging end of the conveying channel is located in the testing cavity, the interior of the material guiding pipe is rotationally connected with an auger, the top of the material guiding pipe is fixedly connected with a feeding pipe, the top of the feeding pipe is fixedly connected with a material guiding hopper, the outer side of the material guiding pipe is fixedly connected with a second motor, and the output end of the second motor is connected with the auger. Dust is added through the material guiding hopper, the dust is guided into the material guiding pipe through the feeding pipe, the auger rotates in the material guiding pipe, the dust moves along the material guiding pipe and is conveyed into the testing cavity, the device can simulate the testing environment in which outdoor dust covers a photovoltaic module, and the testing accuracy is improved.

Description

TECHNICAL FIELD

[0001] The utility model belongs to photovoltaic test box technical field, concretely relates to photovoltaic comprehensive environmental test box. BACKGROUND

[0002] The photovoltaic test box is the equipment specially used for testing and evaluating photovoltaic products and materials, however, when the existing test box tests photovoltaic modules through ultraviolet rays, temperature, humidity and the like, the photovoltaic modules will be in a vacuum state under certain conditions, and the photovoltaic modules are generally installed outdoors, and one of the greatest outdoor influencing factors is dust, and the existing test box does not set a dust adding factor, and dust covering the photovoltaic modules will affect the irradiation of ultraviolet rays, and also affect the test performance under different temperature and humidity environmental conditions, therefore, the existing equipment cannot effectively simulate the condition that dust covers the photovoltaic modules outdoors, and the accuracy during testing is reduced. SUMMARY

[0003] The utility model aims at providing photovoltaic comprehensive environmental test box to solve the problem in the above background.

[0004] In order to achieve the above-mentioned purpose, the utility model provides the following technical scheme: photovoltaic comprehensive environmental test box, including box body spare, the inside of box body spare forms the test cavity for placing photovoltaic module, the inside top of test cavity is fixedly connected with ultraviolet lamp, still be installed with the feeding piece on the box body spare, the feeding piece includes the material guide pipe, the inside of material guide pipe forms the conveying channel of conveying dust along the preset path, the discharge end of conveying channel is at the inside of test cavity, and the inside rotationally connected with the screw conveyor of material guide pipe, the top of material guide pipe is fixedly connected with the feed pipe, the feed pipe is at the outside of box body spare, and the top of feed pipe is fixedly connected with the material guide hopper, the outside of material guide pipe is fixedly connected with second motor, and the output end of second motor is connected with screw conveyor.

[0005] Preferably, the inside bottom of test cavity forms the through type blowdown hole, the bottom of blowdown hole is communicated with the outside, and the inside of test cavity is rotationally connected with two lead screws along the axis parallel to the horizontal plane, and the movable scraper is sleeved between the two lead screws, and the bottom of scraper is in contact with the bottom of test cavity.

[0006] Preferably, the inside of test cavity is fixedly connected with the supporting plate horizontally, and the supporting plate is above the scraper.

[0007] Preferably, the spraying piece is installed on the box body spare, the spraying piece includes the water delivery pipe, the water delivery pipe is fixedly connected on the box body spare, and the water outlet end of water delivery pipe extends to the inside of test cavity, and the water outlet end of water delivery pipe is fixedly connected with the spray head.

[0008] Preferably, a one-way valve is fixedly connected to the inlet end of the water supply pipe, and the one-way valve is located outside the housing.

[0009] Preferably, a first motor is fixedly connected to the outside of the housing component, and the output end of the first motor is connected to a lead screw.

[0010] Preferably, the housing is equipped with an air guide, and an air guide channel is formed on the air guide to transport hot air along a preset path. The outlet end of the air guide channel is connected to the test chamber.

[0011] Preferably, the housing includes a shell, the test chamber is formed on one side of the shell, and the bottom of the shell is fixedly connected to a foot. A cabinet door for covering the test chamber is rotatably connected to one side of the shell, and the top of the shell is open to form an air vent. The air vent communicates with the test chamber. The air vent is installed on the top of the shell and communicates with the air venting channel. A handle lock is installed on the cabinet door.

[0012] Preferably, the air guide includes an air guide pipe, and an air guide fan and a heating pipe are fixedly connected inside the air guide pipe, with the heating pipe located on the air intake side of the air guide fan.

[0013] Preferably, a baffle is installed at the top of the air duct, and a filter screen is installed on the baffle.

[0014] Compared with the prior art, the beneficial effects of this utility model are:

[0015] (1) This utility model sets up a guide pipe, a feed pipe, a guide hopper and an auger. Dust is added through the guide hopper and guided into the guide pipe through the feed pipe. The auger rotates in the guide pipe, causing the dust to move along the guide pipe and be transported to the test chamber. This allows the device to simulate the test environment where outdoor dust covers the photovoltaic module, thus improving the accuracy of the test.

[0016] (2) By setting a lead screw and a scraper, after the photovoltaic module is tested, the dust on the photovoltaic module is shaken off. The lead screw is driven to rotate by the first motor, so that the scraper moves along the lead screw and scrapes the dust at the bottom of the test chamber. The dust is discharged through the drain hole, so that the dust is easy to clean and no personnel need to waste time cleaning the test chamber, thus improving the testing efficiency of the device. Attached Figure Description

[0017] Figure 1 This is a perspective view of the present utility model;

[0018] Figure 2 This is a perspective view of the present invention after it has been opened;

[0019] Figure 3 This is one of the cross-sectional views of the box-shaped component of this utility model;

[0020] Figure 4 It is the second cross section view of the box body part of the utility model;

[0021] Figure 5 It is the perspective view of the air guide part of the utility model;

[0022] Figure 6 It is the cross section view of the material conveying part of the utility model;

[0023] Figure 7 It is the perspective view of the spraying part of the utility model;

[0024] In the drawing: 1, box body part; 11, shell; 12, foot; 13, cabinet door; 14, handle lock; 15, test cavity; 16, pollution hole; 17, screw rod; 18, scraper; 19, ultraviolet lamp; 110, air guide hole; 111, support plate; 112, first motor; 2, air guide part; 21, air guide pipe; 22, heating pipe; 23, air guide fan; 24, baffle; 25, filter screen; 3, material conveying part; 31, material guide pipe; 32, feed pipe; 33, material guide hopper; 34, second motor; 35, auger; 4, spraying part; 41, check valve; 42, water conveying pipe; 43, spraying head. DETAILED DESCRIPTION

[0025] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the protection scope of the utility model.

[0026] Please refer to Figures 1-7 The utility model provides the following technical scheme:

[0027] The photovoltaic comprehensive environmental test box comprises a box body part 1, a test cavity 15 for placing a photovoltaic module is formed in the inside of the box body part 1, an ultraviolet lamp 19 is fixedly connected to the inside top end of the test cavity 15, a material conveying part 3 is also installed on the box body part 1, the material conveying part 3 comprises a material guide pipe 31, a conveying channel for conveying dust along a preset path is formed in the inside of the material guide pipe 31, the discharging end of the conveying channel is located in the inside of the test cavity 15, an auger 35 is rotatably connected in the inside of the material guide pipe 31, a feed pipe 32 is fixedly connected to the top of the material guide pipe 31, the feed pipe 32 is located outside the box body part 1, a material guide hopper 33 is fixedly connected to the top of the feed pipe 32, a second motor 34 is fixedly connected to the outside of the material guide pipe 31, and the output end of the second motor 34 is connected with the auger 35.

[0028] Through the technical scheme, when a person needs to test the photovoltaic module, the photovoltaic module to be tested is placed in the test cavity 15, after the photovoltaic module is placed, the dust is added to the guide hopper 33, the second motor 34 is operated, so that the second motor 34 drives the auger 35 to rotate in the guide pipe 31, the dust is guided to the guide pipe 31 through the feeding pipe 32, the dust is moved along the guide pipe 31 by the auger 35, so that the dust is conveyed into the test cavity 15, the dust is splashed on the photovoltaic module, so that the photovoltaic module is shielded, the ultraviolet lamp 19 is operated, so as to simulate the condition that the photovoltaic module is covered by dust outdoors, and the accuracy of the photovoltaic module during testing is improved.

[0029] When the device splashes the dust, in order to facilitate the dust to be discharged from the inside of the device, as shown in Figures 3-4 , the through-type blowdown hole 16 is formed at the bottom end of the test cavity 15, the bottom of the blowdown hole 16 is communicated with the outside, and the test cavity 15 is rotatably connected with two lead screws 17 along the axis parallel to the horizontal plane, a movable scraper 18 is sleeved between the two lead screws 17, and the bottom of the scraper 18 is in contact with the bottom of the test cavity 15.

[0030] In the embodiment, after the photovoltaic module is tested, the photovoltaic module is shaken to make the dust attached to the photovoltaic module fall off, so that the dust falls to the bottom of the test cavity 15, the lead screw 17 is rotated in the test cavity 15, so that the scraper 18 moves along the lead screw 17, the dust on the bottom of the test cavity 15 is scraped by the scraper 18, the dust on the bottom of the test cavity 15 is discharged through the blowdown hole 16, and the inside of the test cavity 15 is convenient to clean, so that the person does not need to waste a lot of time to clean the test cavity 15.

[0031] In order to facilitate the placement of the photovoltaic module to be tested, as shown in Figures 2-4 , a support plate 111 is fixedly connected horizontally in the test cavity 15, and the support plate 111 is above the scraper 18.

[0032] In the embodiment, the test cavity 15 supports the support plate 111, and the support plate 111 supports the photovoltaic module to be tested, so that the photovoltaic module is convenient to place and test.

[0033] In addition, in the utility model, in order to facilitate the spraying of water on the photovoltaic module to simulate the outdoor environment, as shown in Figure 1 , Figure 2 and Figure 7 , the spraying piece 4 is installed on the box piece 1, the spraying piece 4 comprises a water conveying pipe 42, the water conveying pipe 42 is fixedly connected to the box piece 1, the water outlet end of the water conveying pipe 42 extends to the inside of the test cavity 15, and the water outlet end of the water conveying pipe 42 is fixedly connected with a spraying head 43.

[0034] In the embodiment, before testing the photovoltaic module, the pipeline conveying the water body is connected with the spraying part 4, after the water body is conveyed into the water conveying pipeline 42, the water body is guided into the spraying head 43 through the water conveying pipeline 42, and the water body is sprayed out through the spraying head 43, so that the water body is sprayed on the photovoltaic module, thereby simulating the outdoor rain environment.

[0035] In addition, in the utility model, in order to avoid the water body backflow, such as Figure 7 The liquid inlet end of the water conveying pipeline 42 is fixedly connected with a one-way valve 41, and the one-way valve 41 is located outside the box member 1.

[0036] In the embodiment, when the water conveying pipeline 42 conveys the water body, the one-way valve 41 is cooperated, so that the water body cannot backflow.

[0037] In addition, as to how the lead screw 17 rotates, as shown in Figure 4 The outside of the box member 1 is fixedly connected with a first motor 112, and the output end of the first motor 112 is connected with the lead screw 17.

[0038] In the embodiment, when the lead screw 17 needs to be driven to rotate, the first motor 112 is operated, so that the first motor 112 drives the lead screw 17 to rotate, thereby enabling the scraper 18 to move along the lead screw 17.

[0039] In order to simulate the outdoor high-temperature environment, as shown in Figures 1-5 The box member 1 is provided with an air guide part 2, the air guide part 2 is formed with an air guide channel conveying hot air flow along a preset path, and the air outlet end of the air guide channel is communicated with the test cavity 15.

[0040] In the embodiment, the air guide part 2 is operated, so that the hot air flow is guided to blow into the test cavity 15, the temperature in the test cavity 15 is increased, thereby simulating the outdoor high-temperature environment.

[0041] Specifically, in an embodiment, as to the above-mentioned box member 1, as shown in Figures 1-4 The box member 1 comprises a shell 11, the test cavity 15 is formed on one side of the shell 11, the bottom of the shell 11 is fixedly connected with a bottom foot 12, one side of the shell 11 is rotatably connected with a cabinet door 13 for shielding the test cavity 15, the top of the shell 11 is open to form an air guide hole 110, the air guide hole 110 is communicated with the test cavity 15, the air guide part 2 is installed on the top of the shell 11, and the air guide part 2 is communicated with the air guide channel, and the cabinet door 13 is provided with a handle lock 14.

[0042] In the embodiment, when a person needs to test the photovoltaic module, the handle lock 14 is opened, the cabinet door 13 is pulled, so that the cabinet door 13 is opened, the photovoltaic module to be tested is placed in the test cavity 15, the photovoltaic module is supported by the supporting plate 111, and the cabinet door 13 and the handle lock 14 are closed, so that the photovoltaic module can be tested.

[0043] In addition, in the utility model, about the above-mentioned air guide 2, as shown in Figure 5 The air guide 2 includes air guide pipe 21, and the inside of air guide pipe 21 is fixedly connected with air guide fan 23 and heating pipe 22, and heating pipe 22 is at the air inlet side of air guide fan 23.

[0044] In the embodiment, by the working of air guide fan 23 and heating pipe 22, the temperature inside air guide pipe 21 is increased, and by the guiding of air guide fan 23, hot air flow is made to flow, and the hot air flow is transported to the inside of test cavity 15, so that the temperature inside test cavity 15 is increased.

[0045] When air guide pipe 21 guides gas into the inside of test cavity 15, in order to filter the gas, as shown in Figure 5 The top of air guide pipe 21 is provided with baffle 24, and filter screen 25 is installed on baffle 24.

[0046] In the embodiment, when external gas is input into the inside of air guide pipe 21, baffle 24 supports filter screen 25, and the gas is filtered by filter screen 25, so that the dust in the gas is removed.

[0047] Although the embodiments of the utility model have been shown and described, it can be understood by those skilled in the art that various changes, modifications, replacements and variations can be made to these embodiments without departing from the principles and spirits of the utility model, and the scope of the utility model is defined by the appended claims and their equivalents.

Claims

1. Photovoltaic integrated environmental test chamber, characterized in that: The utility model provides a dust test device for photovoltaic module, including box spare (1), the inside of box spare (1) forms the test cavity (15) for placing photovoltaic module, the inside top of test cavity (15) is fixedly connected with ultraviolet lamp (19), still be installed with the material conveying spare (3) on box spare (1), the material conveying spare (3) includes the material guide pipe (31), the inside of material guide pipe (31) forms the conveying channel of conveying dust along the preset path, the outlet end of conveying channel is at the inside of test cavity (15), and the inside rotationally connected with auger (35) of material guide pipe (31), the top of material guide pipe (31) is fixedly connected with the feed pipe (32), and feed pipe (32) is at the outside of box spare (1), and the top of feed pipe (32) is fixedly connected with the material guide hopper (33), the outside of material guide pipe (31) is fixedly connected with second motor (34), and the output of second motor (34) is connected with auger (35).

2. The photovoltaic integrated environmental test chamber of claim 1, wherein: The bottom of the test cavity (15) is formed with a through-type blow-off hole (16), the bottom of the blow-off hole (16) is communicated with the outside, and the test cavity (15) is rotatably connected with two lead screws (17) along an axis parallel to the horizontal plane, a movable scraper (18) is sleeved between the two lead screws (17), and the bottom of the scraper (18) is in contact with the bottom of the test cavity (15).

3. The photovoltaic integrated environmental test chamber of claim 2, wherein: The inside of the test cavity (15) is horizontally fixedly connected with a support plate (111), and the support plate (111) is above the scraper (18).

4. The photovoltaic integrated environmental test chamber according to any of claims 1-3, characterized in that: The box spare (1) is provided with a spraying device (4), the spraying device (4) comprises a water conveying pipe (42) fixedly connected to the box spare (1), and the water outlet end of the water conveying pipe (42) extends into the test cavity (15), and the water outlet end of the water conveying pipe (42) is fixedly connected with a spraying head (43).

5. The photovoltaic integrated environmental test chamber of claim 4, wherein: The liquid inlet end of the water conveying pipe (42) is fixedly connected with a check valve (41), and the check valve (41) is outside the box spare (1).

6. The photovoltaic integrated environmental test chamber of claim 2 or 3, wherein: The outside of the box spare (1) is fixedly connected with a first motor (112), and the output of the first motor (112) is connected with the lead screw (17).

7. The photovoltaic integrated environmental test chamber of claim 1, wherein: The box spare (1) is provided with an air guide device (2), and the air guide device (2) forms an air guide channel for conveying hot air along a preset path, and the air outlet end of the air guide channel is communicated with the test cavity (15).

8. The photovoltaic integrated environmental test chamber of claim 7, wherein: The box spare (1) comprises a housing (11), the test cavity (15) is formed on one side of the housing (11), and the bottom of the housing (11) is fixedly connected with a bottom foot (12), one side of the housing (11) is rotatably connected with a cabinet door (13) for shielding the test cavity (15), and the top of the housing (11) is open to form an air guide hole (110), the air guide hole (110) is communicated with the test cavity (15), the air guide device (2) is installed on the top of the housing (11), and the air guide device (2) is communicated with the air guide channel, and the cabinet door (13) is provided with a handle lock (14).

9. The photovoltaic integrated environmental test chamber of claim 7, wherein: The air guide piece (2) comprises an air guide pipe (21), the inside of the air guide pipe (21) is fixedly connected with an air guide fan (23) and a heating pipe (22), and the heating pipe (22) is located at the air inlet side of the air guide fan (23).

10. The photovoltaic integrated environmental test chamber of claim 9, wherein: A baffle (24) is mounted at the top of the air guide pipe (21), and a filter screen (25) is mounted on the baffle (24).

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