System equipment suitable for high-efficiency outdoor light attenuation test of light photovoltaic module
By designing a system equipment suitable for lightweight photovoltaic modules, using parallel tracks and flexible connections to realize the movement and angle adjustment of the device, the eccentric bending moment problem of traditional photovoltaic module testing devices when carrying heavier components is solved, and efficient outdoor light fading testing is achieved.
Patent Information
- Application Number
- CN202421343154.6
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-06-13
- Publication Date
- 2025-03-25
- Estimated Expiration
- 2034-06-13
AI Technical Summary
When traditional photovoltaic module testing devices carry heavier components, they are prone to eccentric bending moments, resulting in damage to the steering or damage to the connector after long-term use.
A system equipment suitable for lightweight photovoltaic modules is designed, including a base, a walking part, a lifting part, an angle adjustment part and a support part. The movement and angle adjustment of the device are realized through parallel tracks and flexible connections to ensure effective testing of the photovoltaic module at different solar altitude angles.
The system equipment can effectively track the orientation of the sun and is suitable for photovoltaic module testing at different seasons and solar altitude angles, reducing the risk of damage to the device and improving the flexibility and reliability of the test.
Smart Images
Figure CN222674234U_ABST
Abstract
Description
Technical Field
[0001] The utility model belongs to the technical field of photovoltaic component testing devices, and in particular relates to a system device suitable for high-efficiency outdoor light decay testing of lightweight photovoltaic components. Background Art
[0002] In the photovoltaic test system, the single-axis tracking bracket is one of the commonly used photovoltaic bracket forms. The bracket can track the changes in the azimuth angle of the sun, so that the front of the component can track the direction of the sun in real time during the daytime. If the traditional tracking bracket uses a multi-angle rotating structure to carry heavier double-glass and single-glass photovoltaic modules, the photovoltaic modules are installed above the main beam and rotate around the axis with the main beam as the center. A large eccentric bending moment will occur. The turning point is often damaged due to the heavy load or the connectors are damaged after long-term use.
[0003] Therefore, it is necessary to design a system equipment suitable for efficient outdoor light decay testing of lightweight photovoltaic modules to solve the above problems. Utility Model Content
[0004] The purpose of the utility model is to provide a system device suitable for high-efficiency outdoor light decay testing of lightweight photovoltaic components to solve the above-mentioned problems.
[0005] To achieve the above-mentioned purpose, the utility model provides the following solution: a system equipment suitable for high-efficiency outdoor light attenuation testing of lightweight photovoltaic modules, including a base, a walking part is arranged at the bottom end of the base, the middle part of the top end of the base is fixedly connected to the bottom end of the lifting part, the top of the lifting part is fixedly connected to the middle part of the angle adjustment part, the two ends of the angle adjustment part are fixedly connected to the supporting part, one side of the supporting part is fixedly connected to a fixing plate, the photovoltaic module is detachably mounted on a side of the fixing plate away from the supporting part, the base is movably mounted on a parallel track by the walking part, and two adjacent bases on the parallel track are detachably connected by a flexible connecting part.
[0006] Preferably, the angle adjustment part includes a rotating self-locking winch, the outer side wall of the rotating self-locking winch is fixedly connected to the top of the lifting part, the middle part of the central axis is fixedly connected inside the rotating self-locking winch, the central axis is horizontally arranged, both ends of the central axis are fixedly connected to the support part, and one end of the central axis is fixedly connected to a handle via a connecting disk.
[0007] Preferably, the rotary self-locking winch has five angle adjustment gears, and the angle between any two adjacent angle adjustment gears is 10°.
[0008] Preferably, the supporting portion comprises two parallel and spaced-apart fixed vertical rods, the fixed vertical rods are fixedly connected to the side walls of the fixed plate, the two fixed vertical rods are fixedly connected to two fixed cross rods on a side away from the fixed plate, the two fixed cross rods are spaced-apart and perpendicular to the fixed vertical rods, the fixed cross rod is fixedly connected to one end of two obliquely arranged diagonal support rods on a side away from the fixed vertical rods, the four diagonal support rods are opposite to each other in pairs, and the other ends of the four diagonal support rods are fixedly connected to the end of the outer wall of the central axis.
[0009] Preferably, the lifting part comprises a telescopic rod, which is vertically arranged and has a bottom end fixedly connected to the middle of the top end of the base, and a top end of the telescopic rod fixedly connected to an outer side wall of the rotating self-locking winch.
[0010] Preferably, the walking part includes four rollers, the four rollers are arranged at four corners of the bottom end of the base, and the four rollers are rotatably arranged at the top of the parallel tracks.
[0011] Preferably, the parallel tracks include straight rails that are parallel and spaced apart, every two of the rollers are rollingly arranged at the top of one of the straight rails, one end of the straight rail is fixedly connected to a first curved rail, the other end of the straight rail is fixedly connected to a second curved rail, a sleeper group is arranged at the bottom ends of the two straight rails, the sleeper group includes two sleepers, the two sleepers are parallel and spaced apart, and the sleepers and the straight rails are perpendicular to each other.
[0012] Preferably, the flexible connection portion comprises a fixing chain, one end of the fixing chain is detachably connected to the base, and the other end of the fixing chain is detachably connected to another base.
[0013] Compared with the prior art, the utility model has the following advantages and technical effects:
[0014] The utility model takes into account the different solar altitude angles in winter and summer. The solar altitude angle is smaller in winter and larger in summer. The angle adjustment part is set to realize a rotation method with the long side of the photovoltaic component as the diameter of the rotation circle. The device assembly is simple and not easy to damage. With the parallel tracks of the supporting device, the device can move forward slowly on the parallel tracks to track the direction of the sun in real time. At the same time, the lifting part can adjust the height of the photovoltaic component to be suitable for multi-scenario testing. BRIEF DESCRIPTION OF THE DRAWINGS
[0015] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments are briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without creative labor:
[0016] Figure 1 It is a schematic diagram of the overall structure of the utility model;
[0017] Figure 2 This is the front view of the utility model;
[0018] Figure 3 This is a schematic diagram of the photovoltaic module testing process of the utility model.
[0019] Among them, 1. Fixed plate; 2. Fixed vertical rod; 3. Fixed horizontal rod; 4. Diagonal support rod; 5. Central axis; 6. Rotating self-locking winch; 7. Handle; 8. Connecting plate; 9. Telescopic rod; 10. Base; 11. Roller; 12. First curved rail; 13. Straight rail; 14. Second curved rail; 15. Fixed chain; 16. Sleeper; 17. Morning sun; 18. Noon sun; 19. Afternoon sun; 20. Photovoltaic panels. DETAILED DESCRIPTION
[0020] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.
[0021] In order to make the above-mentioned purposes, features and advantages of the present invention more obvious and easy to understand, the present invention is further described in detail below in conjunction with the accompanying drawings and specific implementation methods.
[0022] Reference Figures 1 to 3 As shown, the utility model provides a system device suitable for high-efficiency outdoor light attenuation testing of lightweight photovoltaic components, including a base 10, a walking portion is arranged at the bottom end of the base 10, the middle part of the top end of the base 10 is fixedly connected to the bottom end of the lifting portion, the top of the lifting portion is fixedly connected to the middle part of the angle adjustment portion, both ends of the angle adjustment portion are fixedly connected to the supporting portion, one side of the supporting portion is fixedly connected to a fixing plate 1, the photovoltaic component 20 is detachably mounted on a side of the fixing plate 1 away from the supporting portion, the base 10 is movably mounted on a parallel track by the walking portion, and two adjacent bases 10 on the parallel track are detachably connected by a flexible connecting portion.
[0023] A further optimized solution is that the angle adjustment part includes a rotating self-locking winch 6, the outer wall of the rotating self-locking winch 6 is fixedly connected to the top of the lifting part, the middle part of the central axis 5 is fixedly connected inside the rotating self-locking winch 6, the central axis 5 is horizontally arranged, both ends of the central axis 5 are fixedly connected to the supporting part, and one end of the central axis 5 is fixedly connected to the handle 7 through the connecting disk 8.
[0024] According to a further optimization scheme, the rotary self-locking winch 6 has five angle adjustment gears, and the angle between any two adjacent angle adjustment gears is 10°.
[0025] The rotary self-locking winch 6 is a Yongniu brand hand winch.
[0026] A further optimized solution is that the supporting part includes two parallel and spaced-apart fixed vertical rods 2, the fixed vertical rods 2 are fixedly connected to the side wall of the fixed plate 1, the two fixed vertical rods 2 are fixedly connected to two fixed cross rods 3 on one side away from the fixed plate 1, the two fixed cross rods 3 are spaced-apart and perpendicular to the fixed vertical rods 2, the fixed cross rods 3 are fixedly connected to one end of two inclined diagonal struts 4 on one side away from the fixed vertical rods 2, the four diagonal struts 4 are opposite to each other, and the other ends of the four diagonal struts 4 are fixedly connected to the end of the outer wall of the central axis 5.
[0027] According to a further optimized solution, the lifting part includes a telescopic rod 9, which is vertically arranged and has its bottom end fixedly connected to the middle of the top of the base 10, and the top of the telescopic rod 9 is fixedly connected to the outer side wall of the rotating self-locking winch 6.
[0028] According to a further optimized solution, the walking part includes four rollers 11, which are arranged at four corners of the bottom end of the base 10, and the four rollers 11 are rollingly arranged at the top of the parallel tracks.
[0029] A further optimized solution is that the parallel track includes straight rails 13 that are parallel and spaced apart, every two rollers 11 are rotatably arranged at the top of a straight rail 13, one end of the straight rail 13 is fixedly connected to a first curved rail 12, the other end of the straight rail 13 is fixedly connected to a second curved rail 14, a sleeper group is arranged at the bottom ends of the two straight rails 13, the sleeper group includes two sleepers 16, the two sleepers 16 are parallel and spaced apart, and the sleepers 16 and the straight rails 13 are perpendicular to each other.
[0030] According to a further optimized solution, the flexible connection portion includes a fixed chain 15 , one end of the fixed chain 15 is detachably connected to the base 10 , and the other end of the fixed chain 15 is detachably connected to another base 10 .
[0031] The testing process of the utility model is as follows:
[0032] The two independent devices are connected by a fixed chain 15, which can be an iron chain or other metal material with a long service life, connected between the bases 10. This connection method is mainly used to consider that the first curved track 12 and the second curved track 14 at both ends of the straight track 13 are appropriately spaced to facilitate turning, and are set to adapt to the different direct angles of the morning sun 17 (sun rise-11:00) and the afternoon sun 19 (14:00-sun set). The straight track 13 is used for the noon sun 18 (11:00-14:00), which is sufficient to meet the radiation amount during the time period when the solar altitude angle is the largest. An electric rail car that moves forward at a certain speed can be set at the left and right ends of the device as a source of pulling power.
[0033] In the description of the present invention, it should be understood that the terms "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside" and "outside" etc., indicating orientations or positional relationships, are based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be understood as a limitation on the present invention.
[0034] The embodiments described above are only descriptions of the preferred methods of the present invention, and are not intended to limit the scope of the present invention. Without departing from the design spirit of the present invention, various modifications and improvements made to the technical solutions of the present invention by ordinary technicians in this field should fall within the protection scope of the present invention.
Claims
1. A system device suitable for high-efficiency outdoor light decay testing of lightweight photovoltaic modules, characterized in that: The invention comprises a base (10), wherein a walking portion is arranged at the bottom end of the base (10), the middle portion of the top end of the base (10) is fixedly connected to the bottom end of the lifting portion, the top end of the lifting portion is fixedly connected to the middle portion of the angle adjustment portion, the two ends of the angle adjustment portion are fixedly connected to the support portion, one side of the support portion is fixedly connected to a fixing plate (1), the photovoltaic module (20) is detachably mounted on a side of the fixing plate (1) away from the support portion, the base (10) is movably mounted on a parallel track via the walking portion, and two adjacent bases (10) on the parallel track are detachably connected via a flexible connection portion.
2. According to claim 1, a system device suitable for high-efficiency outdoor light decay testing of lightweight photovoltaic modules is characterized in that: The angle adjustment part comprises a rotating self-locking winch (6), the outer wall of the rotating self-locking winch (6) is fixedly connected to the top of the lifting part, the middle part of the central axis (5) is fixedly connected inside the rotating self-locking winch (6), the central axis (5) is arranged horizontally, the two ends of the central axis (5) are fixedly connected to the supporting part, and one end of the central axis (5) is fixedly connected to a handle (7) via a connecting plate (8).
3. A system device suitable for high-efficiency outdoor light decay testing of lightweight photovoltaic modules according to claim 2, characterized in that: The rotating self-locking winch (6) has five angle adjustment gears, and the angle between any two adjacent angle adjustment gears is 10°.
4. According to claim 2, a system device suitable for high-efficiency outdoor light decay testing of lightweight photovoltaic modules is characterized in that: The support portion comprises two parallel and spaced fixed vertical rods (2), the fixed vertical rods (2) being fixedly connected to the side wall of the fixed plate (1), the two fixed vertical rods (2) being fixedly connected to two fixed cross rods (3) on one side away from the fixed plate (1), the two fixed cross rods (3) being spaced apart and perpendicular to the fixed vertical rods (2), the fixed cross rods (3) being fixedly connected to one end of two inclined diagonal bracing rods (4) on one side away from the fixed vertical rods (2), the four diagonal bracing rods (4) being opposite to each other in pairs, and the other ends of the four diagonal bracing rods (4) being fixedly connected to the end of the outer side wall of the central axis (5).
5. According to claim 2, a system device suitable for high-efficiency outdoor light decay testing of lightweight photovoltaic modules is characterized in that: The lifting part comprises a telescopic rod (9), the telescopic rod (9) is vertically arranged and the bottom end is fixedly connected to the middle of the top end of the base (10), and the top end of the telescopic rod (9) is fixedly connected to the outer side wall of the rotating self-locking winch (6).
6. The system equipment suitable for high-efficiency outdoor light decay testing of lightweight photovoltaic modules according to claim 1, characterized in that: The walking part comprises four rollers (11), the four rollers (11) are arranged at four corners of the bottom end of the base (10), and the four rollers (11) are rollingly arranged at the top ends of the parallel tracks.
7. A system device suitable for high-efficiency outdoor light decay testing of lightweight photovoltaic modules according to claim 6, characterized in that: The parallel track comprises straight rails (13) which are arranged in parallel and at intervals, each two rollers (11) are rollingly arranged at the top of one of the straight rails (13), one end of the straight rail (13) is fixedly connected to a first curved rail (12), and the other end of the straight rail (13) is fixedly connected to a second curved rail (14), and a sleeper group is arranged at the bottom ends of the two straight rails (13), the sleeper group comprises two sleepers (16), the two sleepers (16) are arranged in parallel and at intervals, and the sleepers (16) and the straight rails (13) are perpendicular to each other.
8. The system equipment suitable for high-efficiency outdoor light decay testing of lightweight photovoltaic modules according to claim 1, characterized in that: The flexible connection part comprises a fixing chain (15), one end of the fixing chain (15) is detachably connected to the base (10), and the other end of the fixing chain (15) is detachably connected to another base (10).