Photovoltaic module foundation template based on laser alignment and horizontal positioning

Abstract

The utility model discloses a photovoltaic module foundation template based on laser alignment and horizontal positioning, relates to the technical field of photovoltaic modules, and aims to solve the problems that most of the existing mounting methods are manual pay-off alignment operation; and the problems that the installation precision of the photovoltaic foundation and the U-shaped embedded part of the foundation is not high, so that the installation difficulty of a subsequent photovoltaic support is large, and the installation work efficiency is low exist. The embedded part through holes are formed in the two sides of the upper surface of the U-shaped positioning assist device main body; the height adjusting holes are formed in the outer walls of the two sides of the U-shaped positioning assist device body, and round pipes are installed in the height adjusting holes; the auxiliary device fixing plate is arranged on the outer wall of the round pipe, the rear end of the auxiliary device fixing plate penetrates through and extends to the outer portion of the auxiliary device fixing plate, and a fixing plug pin is installed at the connecting position of the round pipe and the auxiliary device fixing plate.

Description

Technical Field

[0001] The utility model relates to the technical field of photovoltaic modules, in particular to a basic template for photovoltaic modules based on laser alignment and horizontal positioning. Background Technique

[0002] A distributed photovoltaic power station refers to a distributed power generation system that uses photovoltaic modules to directly convert solar energy into electrical energy. It is a new type of power generation and comprehensive energy utilization method with broad development prospects. It advocates the principles of generating electricity nearby, connecting to the grid nearby, converting nearby, and using nearby. It can not only effectively increase the power generation of a photovoltaic power station of the same scale, but also effectively solve the problem of power loss in step-up and long-distance transportation;

[0003] The installation of photovoltaic modules has always been an important link in the construction of photovoltaic power stations. The installation accuracy of the modules and the control of the construction installation time have a crucial impact on the cost and benefit of photovoltaic power stations.

[0004] However, traditional installation methods mostly involve manual wire laying and alignment operations, which are not only cumbersome but also have problems such as low installation accuracy of photovoltaic foundations and foundation U-shaped embedded parts, resulting in difficult installation of subsequent photovoltaic brackets and low installation work efficiency; Therefore, we propose a basic template for photovoltaic modules based on laser alignment and horizontal positioning to solve the problems mentioned above. Content of the Utility Model

[0005] The purpose of the utility model is to provide a basic template for photovoltaic modules based on laser alignment and horizontal positioning to solve the problems in the above background technique that existing installation methods mostly involve manual wire laying and alignment operations, which are not only cumbersome but also have problems such as low installation accuracy of photovoltaic foundations and foundation U-shaped embedded parts, resulting in difficult installation of subsequent photovoltaic brackets and low installation work efficiency.

[0006] To achieve the above purpose, the utility model provides the following technical solutions:

[0007] A basic template for photovoltaic modules based on laser alignment and horizontal positioning includes a U-shaped positioning auxiliary device body;

[0008] It further includes:

[0009] Embedded part through holes, which are arranged on both sides of the upper surface of the U-shaped positioning auxiliary device body;

[0010] Height adjustment holes, which are arranged on the outer walls of both sides of the U-shaped positioning auxiliary device body, and round tubes are installed inside the height adjustment holes;

[0011] On both upper ends of the U-shaped positioning auxiliary body, laser alignment grooves are provided. A laser emitter and a power module are arranged in the laser alignment grooves. The power module includes a photovoltaic panel, an anti-backflow voltage stabilizing circuit, a storage battery, and a power supply conversion unit. The photovoltaic panel is connected to the storage battery through the anti-backflow voltage stabilizing circuit, and the storage battery is connected to the laser emitter through the power supply conversion unit.

[0012] As a further preferred solution of the photovoltaic module base template based on laser alignment and horizontal positioning of the present utility model, the anti-backflow voltage stabilizing circuit includes a voltage input Vin terminal, a capacitor C1, a capacitor C2, a chip LM2596, an inductor L1, a diode D31, a diode D4, and a voltage output Vout terminal. The voltage input Vin terminal is respectively connected to one end of the capacitor C1 and the +VIN pin of the chip LM2596. The other end of the capacitor C1 is grounded. The GND pin of the chip LM2596 is grounded. The ON / OFF pin of the chip LM2596 is grounded. The OUTPUT pin of the chip LM2596 is respectively connected to one end of the inductor L1 and the cathode of the diode D31. The FEEDBACK pin of the chip LM2596 is respectively connected to the other end of the inductor L1, the anode of the diode D4, and one end of the capacitor C2. The other end of the capacitor C2 is grounded. The anode of the diode D31 is grounded. The cathode of the diode D4 is connected to the voltage output Vout terminal.

[0013] As a further preferred solution of the photovoltaic module base template based on laser alignment and horizontal positioning of the present utility model, the power supply conversion unit includes a DC12V voltage input terminal, a first diode, a first capacitor, a second capacitor, an LM2576S-5.0 power supply chip, a second diode, a first inductor, a third capacitor, a first voltage output terminal, a first voltage input terminal, a fourth capacitor, a TPS7A7001 power supply chip, a first resistor, a second resistor, a fifth capacitor, and a second voltage output terminal;

[0014] The DC12V voltage input terminal is respectively connected to the negative electrode of the first diode, one end of the first capacitor, one end of the second capacitor, and the VIN terminal of the LM2576S-5.0 power supply chip. The other end of the first diode is respectively connected to the other end of the first capacitor, the other end of the second capacitor, the EN terminal of the LM2576S-5.0 power supply chip, the GND terminal of the LM2576S-5.0 power supply chip, the positive electrode of the second diode, and one end of the third capacitor and grounded; The negative electrode of the second diode is respectively connected to the VOUT terminal of the LM2576S-5.0 power supply chip and one end of the first inductor. The other end of the first inductor is respectively connected to the other end of the third capacitor, the FB terminal of the LM2576S-5.0 power supply chip, and the 5V input terminal;

[0015] The 5V input terminal is respectively connected to one end of a fourth capacitor, the EN terminal of a TPS7A7001 power supply chip, and the IN terminal of the TPS7A7001 power supply chip. The other end of the fourth capacitor is grounded. The GND terminal of the TPS7A7001 power supply chip is connected to one end of a first resistor. The other end of the first resistor is respectively connected to one end of a second resistor and the FB terminal of the TPS7A7001 power supply chip. The other end of the second resistor is respectively connected to one end of a fifth capacitor, the OUT terminal of the TPS7A7001 power supply chip, and the 3.3V output terminal. The other end of the fifth capacitor is grounded.

[0016] As a further preferred solution of the photovoltaic module basic template based on laser alignment and horizontal positioning of the present utility model, a spring ejector pin locking block is installed inside the through hole of the embedded part.

[0017] As a further preferred solution of the photovoltaic module basic template based on laser alignment and horizontal positioning of the present utility model, it further includes an auxiliary device fixing plate, which is arranged on the outer wall of the round tube, and the rear end of the auxiliary device fixing plate penetrates and extends to the outside of the auxiliary device fixing plate.

[0018] As a further preferred solution of the photovoltaic module basic template based on laser alignment and horizontal positioning of the present utility model, a fixed pin is installed at the connection between the round tube and the auxiliary device fixing plate.

[0019] As a further preferred solution of the photovoltaic module basic template based on laser alignment and horizontal positioning of the present utility model, a threaded head is provided at the front end of the round tube, and the threaded head is connected to the U-shaped positioning auxiliary device main body through a nut.

[0020] As a further preferred solution of the photovoltaic module basic template based on laser alignment and horizontal positioning of the present utility model, laser alignment grooves are provided at the upper ends on both sides of the U-shaped positioning auxiliary device main body.

[0021] As a further preferred solution of the photovoltaic module basic template based on laser alignment and horizontal positioning of the present utility model, the auxiliary device fixing plate is in the shape of a Z-shaped straight sheet or an arc-shaped sleeve.

[0022] As a further preferred solution of the photovoltaic module basic template based on laser alignment and horizontal positioning of the present utility model, the storage battery adopts a rechargeable storage battery.

[0023] Compared with the prior art, the beneficial effects of the present utility model are:

[0024] 1. The utility model installs a U-shaped positioning assistor on a concrete foundation pier, which can not only temporarily fix the U-shaped embedded part, but also flexibly adjust the height and position, and assist the laser for alignment. During operation, the laser is aligned with the center position of the U-shaped embedded part of the component foundation. By adjusting the position of the U-shaped embedded part, the center line of the U-shaped embedded part is aligned with the laser beam. When the laser passes through the center line of the U-shaped embedded part, it indicates that the component foundation has been aligned to the correct position, and the U-shaped embedded part can be fixed, thus greatly improving the installation accuracy and efficiency of the component, greatly reducing the installation cost, and solving the problems of the existing installation methods mostly being manual wire laying and alignment operations, which are not only cumbersome but also have low installation accuracy of the photovoltaic foundation and the U-shaped embedded part of the foundation, resulting in great difficulty in the subsequent installation of the photovoltaic bracket and low installation work efficiency.

[0025] 2. For equipment foundations with extremely high precision requirements, using this assistor can reduce the installation errors caused by human factors, thus reducing the construction difficulty. And accurate installation positioning can reduce the reconstruction or repair costs caused by incorrect positions of the embedded parts and reduce project losses. BRIEF DESCRIPTION OF THE DRAWINGS

[0026] Figure 1 is the overall structural schematic diagram of the utility model;

[0027] Figure 2 is the structural schematic diagram of the installation state of the assistor and the concrete foundation pier of the utility model;

[0028] Figure 3 is the structural schematic diagram of the laser measurement state of the utility model;

[0029] Figure 4 is the circuit diagram of the anti-counterflow voltage stabilizing circuit of the utility model;

[0030] Figure 5 is the circuit diagram of the power supply conversion unit of the utility model.

[0031] In the figure: 1. Main body of the U-shaped positioning assistor; 2. Embedded part through hole; 3. Spring ejector pin locking block; 4. Height adjustment hole; 5. Laser alignment groove; 6. Round tube; 7. Threaded head; 8. Nut; 9. Fixed bolt; 10. Assistor fixing plate; 11. Embedded part; 12. Concrete foundation pier; 13. Foundation pier formwork; 14. Laser emitter; 15. Measuring scale. DETAILED DESCRIPTION OF THE EMBODIMENTS

[0032] Next, the technical solutions in the embodiments of the utility model will be clearly and completely described in conjunction with the drawings in the embodiments of the utility model. Obviously, the described embodiments are only a part of the embodiments of the utility model, rather than all of the embodiments.

[0033] Please refer to Figures 1-3, an embodiment provided by the present utility model: a photovoltaic module foundation template based on laser alignment and horizontal positioning, including a U-shaped positioning assistor main body 1;

[0034] It further includes:

[0035] Embedded part through holes 2, which are arranged on both sides of the upper surface of the U-shaped positioning assistor main body 1;

[0036] Height adjustment holes 4, which are arranged on the outer walls of both sides of the U-shaped positioning assistor main body 1, and a round tube 6 is installed inside the height adjustment holes 4;

[0037] Assistor fixing plate 10, which is arranged on the outer wall of the round tube 6, and the rear end of the assistor fixing plate 10 penetrates and extends to the outside of the assistor fixing plate 10. A fixed pin 9 is installed at the connection between the round tube 6 and the assistor fixing plate 10.

[0038] Please refer to Figure 1 , a spring ejector pin locking block 3 is installed inside the embedded part through hole 2. After installing the embedded part 11, the spring ejector pin locking block 3 can be used to temporarily fix it.

[0039] Please refer to Figure 1 , a threaded head 7 is arranged at the front end of the round tube 6. The threaded head 7 is connected to the U-shaped positioning assistor main body 1 through a nut 8. A fixed pin 9 is arranged inside one end of the round tube 6 for limit connection with the assistor fixing plate 10. The other end is fixed to the height adjustment hole 4 outside the U-shaped positioning assistor main body 1 through the threaded head 7 and the nut 8. When fixing, the height of the round tube 6 can be finely adjusted according to the height, and the assistor fixing plate 10 can be clamped on the outside of the foundation pier formwork 13 of the concrete foundation pier 12 by tightening the nut 8 to complete the fixation of the assistor.

[0040] Please refer to Figure 1 , laser alignment grooves 5 are arranged at the upper ends of both sides of the U-shaped positioning assistor main body 1. After the U-shaped positioning assistor main body 1 is arranged, the center line of the concrete foundation pier 12 can be determined by the laser emitter 14 in cooperation with the laser alignment grooves 5 to facilitate subsequent installation operations.

[0041] Further, the assistor fixing plate 10 is in the shape of a Z-shaped straight sheet or an arc-shaped sleeve, and the Z-shaped straight sheet or the arc-shaped sleeve can respectively meet the installation work of rectangular foundation piers and circular foundation piers.

[0042] Laser alignment grooves are arranged at the upper ends of both sides of the U-shaped positioning assistor main body. A laser emitter and a power module are arranged inside the laser alignment grooves. The power module includes a photovoltaic panel, an anti-backflow voltage stabilizing circuit, a storage battery and a power supply conversion unit. The photovoltaic panel is connected to the storage battery through the anti-backflow voltage stabilizing circuit, and the storage battery is connected to the laser emitter through the power supply conversion unit.

[0043] AsFigure 4 As shown, the anti-backflow voltage stabilizing circuit includes a voltage input Vin terminal, a capacitor C1, a capacitor C2, a chip LM2596, an inductor L1, a diode D31, a diode D4, and a voltage output Vout terminal. The voltage input Vin terminal is respectively connected to one end of the capacitor C1 and the +VIN pin of the chip LM2596. The other end of the capacitor C1 is grounded. The GND pin of the chip LM2596 is grounded. The ON / OFF pin of the chip LM2596 is grounded. The OUTPUT pin of the chip LM2596 is respectively connected to one end of the inductor L1 and the cathode of the diode D31. The FEEDBACK pin of the chip LM2596 is respectively connected to the other end of the inductor L1, the anode of the diode D4, and one end of the capacitor C2. The other end of the capacitor C2 is grounded. The anode of the diode D31 is grounded. The cathode of the diode D4 is connected to the voltage output Vout terminal.

[0044] Solar resources are very rich, but the sunlight intensity varies during the day. Through the anti-backflow voltage stabilizing circuit, such as Figure 4 shown, the capacitors C1 and C2 are filter capacitors. The bead L1 is used to correct the voltage variation at the output terminal. The diode D4 prevents backflow. A fast charging method is adopted to charge two lead-crystal batteries with a DC voltage of 12V and a capacity of 75Ah respectively at different times (this battery has no problems such as acid mist volatilization, can be deeply discharged to 0V, and can recover all rated capacity after charging). To achieve fast charging and considering the conversion efficiency of the solar photovoltaic panel, an 18V 330W foldable photovoltaic panel is selected, and a 10% power reserve is set to improve the battery service life.

[0045] Such as Figure 5 shown, the power supply conversion unit includes a DC12V voltage input terminal, a first diode, a first capacitor, a second capacitor, an LM2576S-5.0 power supply chip, a second diode, a first inductor, a third capacitor, a first voltage output terminal, a first voltage input terminal, a fourth capacitor, a TPS7A7001 power supply chip, a first resistor, a second resistor, a fifth capacitor, and a second voltage output terminal;

[0046] The DC12V voltage input terminal is respectively connected to the negative electrode of the first diode, one end of the first capacitor, one end of the second capacitor, and the VIN terminal of the LM2576S-5.0 power supply chip. The other end of the first diode is respectively connected to the other end of the first capacitor, the other end of the second capacitor, the EN terminal of the LM2576S-5.0 power supply chip, the GND terminal of the LM2576S-5.0 power supply chip, the positive electrode of the second diode, and one end of the third capacitor and grounded; The negative electrode of the second diode is respectively connected to the VOUT terminal of the LM2576S-5.0 power supply chip and one end of the first inductor. The other end of the first inductor is respectively connected to the other end of the third capacitor, the FB terminal of the LM2576S-5.0 power supply chip, and the 5V input terminal;

[0047] The 5V input end is respectively connected to one end of the fourth capacitor, the EN end of the TPS7A7001 power chip and the IN end of the TPS7A7001 power chip, the other end of the fourth capacitor is grounded, the GND end of the TPS7A7001 power chip is connected to one end of the first resistor, the other end of the first resistor is respectively connected to one end of the second resistor and the FB end of the TPS7A7001 power chip, the other end of the second resistor is respectively connected to one end of the fifth capacitor, the OUT end of the TPS7A7001 power chip and the 3.3V output end, and the other end of the fifth capacitor is grounded.

[0048] The power supply module adopts a power supply conversion circuit for power supply control, and its output voltage is stable and the conversion accuracy is high.

[0049] Working principle: During installation and construction, first lay out the reference line, lay out the horizontal and vertical reference lines as needed, determine the reference position of the component, and then place the auxiliary device fixing plate 10 on the concrete foundation pier 12, and fix the threaded head 7 at one end of the round tube 6 with the nut 8 and the height adjustment holes 4 on both sides of the U-shaped positioning auxiliary device body 1. When fixing, the height of the round tube 6 can be fine-tuned according to the height. A fixing pin 9 is provided at the other end of the round tube 6 for limiting connection with the auxiliary device fixing plate 10. The locking of the nut 8 enables the auxiliary device fixing plate 10 to be clamped in the foundation pier form of the concrete foundation pier 12. The outside of the plate 13 is installed to complete the fixation of the auxiliary device. When all the auxiliary devices are installed, the laser transmitter 14 is installed on one side of the component foundation, and the measuring ruler 15 is set on the other side of the component foundation for reference. The laser is emitted at the reference line, and the laser elevation is adjusted (based on the elevation of the top of the U-shaped embedded part), the component foundation template and the U-shaped embedded part 11 are installed, and the position and elevation of the U-shaped embedded part 11 are adjusted so that the top center line position of the U-shaped embedded part 11 is aligned with the laser. The U-shaped embedded part 11 is temporarily fixed by installing a spring pin locking block 3 to ensure the subsequent installation accuracy.

[0050] It is obvious to those skilled in the art that the present invention is not limited to the details of the exemplary embodiments described above, and that the present invention can be implemented in other specific forms without departing from the spirit or essential features of the present invention. Therefore, the embodiments should be regarded as exemplary and non-restrictive from any point of view, and the scope of the present invention is defined by the appended claims rather than the above description, and it is intended that all changes falling within the meaning and scope of the equivalent elements of the claims be included in the present invention. Any reference numeral in a claim should not be regarded as limiting the claim to which it relates.

Claims

1. A photovoltaic module basic template based on laser alignment and horizontal positioning, including a U-shaped positioning assistant body (1); Features: Also includes: Embedded part through holes (2) are arranged on both sides of the upper surface of the U-shaped positioning assistant body (1); Height adjustment holes (4) are arranged on the outer walls of both sides of the U-shaped positioning aid body (1), and a round tube (6) is installed inside the height adjustment hole (4); The upper ends of both sides of the U-shaped positioning aid body (1) are provided with laser alignment grooves (5), and the laser alignment grooves (5) are provided with a laser emitter and a power module. The power module comprises a photovoltaic panel, an anti-backflow voltage stabilizing circuit, a battery and a power supply conversion unit. The photovoltaic panel is connected to the battery via the anti-backflow voltage stabilizing circuit, and the battery is connected to the laser emitter via the power supply conversion unit.

2. The photovoltaic module foundation template based on laser alignment and horizontal positioning according to claim 1 is characterized in that: The anti-reverse current voltage stabilizing circuit includes a voltage input Vin terminal, a capacitor C1, a capacitor C2, a chip LM2596, an inductor L1, a diode D31, a diode D4, and a voltage output Vout terminal. The voltage input Vin terminal is respectively connected to one end of the capacitor C1 and a +VIN pin of the chip LM2596, the other end of the capacitor C1 is grounded, the GND pin of the chip LM2596 is grounded, the ON / OFF pin of the chip LM2596 is grounded, the OUTPUT pin of the chip LM2596 is respectively connected to one end of the inductor L1 and the cathode of the diode D31, the FEEDBACK pin of the chip LM2596 is respectively connected to the other end of the inductor L1, the anode of the diode D4, and one end of the capacitor C2, the other end of the capacitor C2 is grounded, the anode of the diode D31 is grounded, and the cathode of the diode D4 is connected to the voltage output Vout terminal.

3. The photovoltaic module foundation template based on laser alignment and horizontal positioning according to claim 1 is characterized in that: The power supply conversion unit includes a DC12V voltage input terminal, a first diode, a first capacitor, a second capacitor, an LM2576S-5.0 power chip, a second diode, a first inductor, a third capacitor, a first voltage output terminal, a first voltage input terminal, a fourth capacitor, a TPS7A7001 power chip, a first resistor, a second resistor, a fifth capacitor, and a second voltage output terminal; The DC12V voltage input end is respectively connected to the cathode of the first diode, one end of the first capacitor, one end of the second capacitor and the VIN end of the LM2576S-5.0 power chip, and the other end of the first diode is respectively connected to the other end of the first capacitor, the other end of the second capacitor, the EN end of the LM2576S-5.0 power chip, the GND end of the LM2576S-5.0 power chip, the anode of the second diode, and one end of the third capacitor and grounded; the cathode of the second diode is respectively connected to the VOUT end of the LM2576S-5.0 power chip and one end of the first inductor, and the other end of the first inductor is respectively connected to the other end of the third capacitor, the FB end of the LM2576S-5.0 power chip, and the 5V input end; The 5V input end is respectively connected to one end of the fourth capacitor, the EN end of the TPS7A7001 power chip and the IN end of the TPS7A7001 power chip, the other end of the fourth capacitor is grounded, the GND end of the TPS7A7001 power chip is connected to one end of the first resistor, the other end of the first resistor is respectively connected to one end of the second resistor and the FB end of the TPS7A7001 power chip, the other end of the second resistor is respectively connected to one end of the fifth capacitor, the OUT end of the TPS7A7001 power chip and the 3.3V output end, and the other end of the fifth capacitor is grounded.

4. The photovoltaic module foundation template based on laser alignment and horizontal positioning according to claim 1 is characterized in that: A spring ejector pin locking block (3) is installed inside the embedded part through hole (2).

5. The photovoltaic module foundation template based on laser alignment and horizontal positioning according to claim 1 is characterized in that: It also comprises an auxiliary device fixing plate (10), which is arranged on the outer wall of the circular tube (6), and the rear end of the auxiliary device fixing plate (10) penetrates and extends to the outside of the auxiliary device fixing plate (10).

6. The photovoltaic module foundation template based on laser alignment and horizontal positioning according to claim 5 is characterized in that: A fixing pin (9) is installed at the connection between the circular tube (6) and the auxiliary device fixing plate (10).

7. The photovoltaic module foundation template based on laser alignment and horizontal positioning according to claim 6 is characterized in that: The front end of the round tube (6) is provided with a threaded head (7), and the threaded head (7) is connected to the U-shaped positioning assistant body (1) via a nut (8).

8. The photovoltaic module foundation template based on laser alignment and horizontal positioning according to claim 7 is characterized in that: Laser alignment grooves (5) are provided at the upper ends of both sides of the U-shaped positioning assistant body (1).

9. The photovoltaic module foundation template based on laser alignment and horizontal positioning according to claim 5, characterized in that: The auxiliary device fixing plate (10) is in the shape of a Z-shaped straight sheet or an arc-shaped sleeve.

10. The photovoltaic module foundation template based on laser alignment and horizontal positioning according to claim 1, characterized in that: The storage battery is a rechargeable storage battery.

Images