Photovoltaic tracking support adjusting device

Abstract

The utility model discloses a photovoltaic tracking support adjusting device which comprises an alternating current power supply voltage charger, a direct current power supply voltage charger and a driving motor. The alternating current power supply voltage charger is used for being externally connected with an alternating current power supply and is connected with the driving motor; and the direct-current power supply voltage charger is connected to the photovoltaic module and the driving motor. According to the structure, the support adjusting device can be charged in a stable alternating current environment and can also be charged through a photovoltaic panel, and the trouble of finding an alternating current power supply in a photovoltaic initial installation environment is reduced.

Description

Technical Field

[0001] The utility model relates to the field of photovoltaic tracking bracket adjustment, in particular to a photovoltaic tracking bracket adjustment device. Background Art

[0002] As a sunrise industry based on semiconductor technology and new energy demand, the photovoltaic industry has occupied an important position in the global advanced industry competition. Tracking brackets have higher power generation efficiency per unit area than fixed brackets, so tracking brackets are the development trend of the photovoltaic industry. Photovoltaic tracking bracket adjustment device is a device used in solar photovoltaic power generation systems to adjust the angle of photovoltaic modules to maximize the capture of solar energy. Traditional photovoltaic tracking bracket adjustment devices are usually powered by a DC power supply voltage charger, which needs to be connected in parallel with the solar panel to convert DC power into the required voltage. However, this method has some problems, such as low efficiency and high cost.

[0003] Therefore, it is urgent to invent a photovoltaic tracking bracket adjustment device to effectively solve the above problems. Utility Model Content

[0004] The utility model aims to provide a photovoltaic tracking bracket adjustment device to solve the limitation problem that only direct current power supply can be used for adjustment in the prior art.

[0005] To achieve the above-mentioned purpose, the utility model provides a photovoltaic tracking bracket adjustment device, including: an AC power supply voltage charger, a DC power supply voltage charger and a drive motor;

[0006] The AC power supply voltage charger is used to connect to an external AC power supply and is connected to the drive motor; the DC power supply voltage charger is connected to the photovoltaic module and the drive motor.

[0007] Furthermore, it also includes a slave control device and a control device, the control device and the slave control device perform signal interaction, and both the control device and the slave control device are provided with a communication module.

[0008] Furthermore, the slave control device includes a first AC power supply voltage charger, a first DC power supply voltage charger and a first control unit; the first control unit is respectively connected to the first AC power supply voltage charger, the first DC power supply voltage charger, the external drive motor and the communication module.

[0009] Furthermore, the slave control device includes an inclination sensor, and the inclination sensor is connected to the first control unit.

[0010] Furthermore, the slave control device also includes a first battery, a charging input terminal of the first battery is connected to the first AC power supply voltage charger and the first DC power supply voltage charger, and an output terminal is connected to the first control unit.

[0011] Furthermore, the control device includes a second AC power supply voltage charger, a second DC power supply voltage charger and a second control unit, and the second control unit is connected to the second AC power supply voltage charger, the second DC power supply voltage charger and the communication module respectively.

[0012] Further, the control device includes a second battery, a charging input terminal of the second battery is connected to the second AC power supply voltage charger and the second DC power supply voltage charger, and an output terminal is connected to the second control unit.

[0013] Furthermore, the control device also includes a manipulation display unit, and the manipulation display unit is connected to the second control unit.

[0014] Furthermore, the communication module is a wireless communication module.

[0015] Furthermore, the communication module is a wired communication module.

[0016] Compared with the prior art, the beneficial effects of the utility model are mainly reflected in: providing a photovoltaic tracking bracket adjustment device with an AC power supply voltage charger and a DC power supply voltage charger, which can not only enable the bracket adjustment device to be charged in a stable AC environment, but also use photovoltaic panels to charge, reducing the trouble of finding an AC power supply in the initial photovoltaic installation environment. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 This is a schematic diagram of an adjustment device in an embodiment of the utility model;

[0018] Figure 2 This is a schematic diagram of a simple voltage transformation of a DC charger in one embodiment of the utility model;

[0019] Figure 3 This is a schematic diagram of a simple voltage transformation of an AC charger in one embodiment of the utility model;

[0020] Figure 4 This is a schematic diagram of a control method for an adjusting device in an embodiment of the utility model;

[0021] Figure 5 This is a schematic diagram of the installation of the adjustment device in one embodiment of the utility model;

[0022] Figure 6 The figure is a schematic diagram of the working process of the wireless controller in one embodiment of the present utility model.

[0023] In the figure, 1. driving motor; 2. communication module; 3. slave control device; 301. first AC power supply voltage charger; 302. first DC power supply voltage charger; 303. first control unit; 304. tilt sensor; 305. first battery; 4. control device; 401. second AC power supply voltage charger; 402. second DC power supply voltage charger; 403. second control unit; 404. second battery; 405. operation and display unit; 5. photovoltaic panel; 6. main beam. DETAILED DESCRIPTION

[0024] The photovoltaic tracking bracket adjustment device of the utility model will be described in more detail below in conjunction with the accompanying drawings, wherein the preferred embodiment of the utility model is shown. It should be understood that those skilled in the art can modify the utility model described herein and still achieve the beneficial effects of the utility model. Therefore, the following description should be understood as being widely known to those skilled in the art and not as a limitation to the utility model.

[0025] The present invention is described in more detail in the following paragraphs by way of example with reference to the accompanying drawings. The advantages and features of the present invention will become more apparent from the following description. It should be noted that the accompanying drawings are in very simplified form and in non-precise proportions, and are only used to conveniently and clearly assist in explaining the purpose of the embodiments of the present invention.

[0026] like Figure 1 As shown, the utility model provides a photovoltaic tracking bracket adjustment device, including: an AC power supply voltage charger, a DC power supply voltage charger and a drive motor 1.

[0027] Specifically, the AC power supply voltage charger is used to connect to an external AC power supply and is connected to the drive motor 1 ; the DC power supply voltage charger is connected to the photovoltaic module and the drive motor 1 .

[0028] More specifically, the AC power supply voltage charger and the DC power supply voltage charger are internally integrated with a switching power supply module, and the switching power supply module can output the DC or AC voltage as a rated DC voltage to ensure the normal operation of the electrical regulating device.

[0029] Preferably, the AC power supply voltage charger converts an input voltage of 100V to 240V into an output voltage of 28.4V, and the model may be Model A123-2840, Model BCD-2844, etc.; the DC power supply voltage charger converts an input voltage of 32V to 55V into an output voltage of 28.4V, and the model may be Model XYZ-2846, etc.

[0030] like Figure 2As shown, a simple connection method and a voltage conversion method of the DC charger are shown.

[0031] like Figure 3 As shown, the simple connection method and voltage transformation method of the AC charger are shown.

[0032] In a specific embodiment, if Figure 4 As shown, it also includes a slave control device 3 and a control device 4 , the control device 4 performs signal interaction with the slave control device 3 , and both the control device 4 and the slave control device 3 are provided with a communication module 2 .

[0033] Specifically, Figure 1 As shown, the slave control device 3 includes a housing (indicated by a dotted frame), and a first AC power supply voltage charger 301, a first DC power supply voltage charger 302 and a first control unit 303 arranged in the housing; the first control unit 303 is respectively connected to the first AC power supply voltage charger 301, the first DC power supply voltage charger 302, the external drive motor 1 and the communication module 2. Among them, at least the first control unit 303 can be attached to the PCBA circuit board, and the PCBA circuit board is fixed in the housing, for example, by means of a buckle or bolt. The first AC power supply voltage charger 301, the first DC power supply voltage charger 302, etc. can also be fixed in the housing by means of buckles, bolts, adhesion, etc.

[0034] Specifically, the first control unit is an MCU.

[0035] Specifically, the slave control device 3 includes a tilt sensor 304, which is attached to the PCBA circuit board. After the sensor is initially calibrated, the current accurate real-time angle value can be displayed, and the tilt sensor 304 is connected to the fourth end of the first control unit 303. The tilt sensor 304 usually detects the rotation angle of the bracket, and this angle is also the position state of the slave control device itself.

[0036] Specifically, the slave control device 3 further includes a first battery 305, a charging input end of the first battery 305 is connected to the first DC power supply voltage charger 302 and the first AC power supply voltage charger 301, and an output end is connected to the first control unit 303. Correspondingly, the first battery 305 is also arranged in the housing.

[0037] The control device 4 includes a shell (indicated by a dotted box), and a second AC power supply voltage charger 401, a second DC power supply voltage charger 402 and a second control unit 403 arranged in the shell, and the second control unit 403 is respectively connected to the second AC power supply voltage charger 401, the second DC power supply voltage charger 402 and the communication module 2.

[0038] Specifically, the second control unit is an MCU.

[0039] Specifically, the control device 4 includes a second battery 404 , a charging input end of the second battery 404 is connected to the second AC power supply voltage charger 401 and the second DC power supply voltage charger 402 , and an output end is connected to the second control unit 403 .

[0040] Specifically, the control device 4 further includes a manipulation display unit 405 , and the manipulation display unit 405 is connected to the second control unit 403 .

[0041] Furthermore, the control and display unit 405 is provided with a display screen, a keyboard and buttons.

[0042] In a specific example, the communication module 2 is a wireless communication module, such as lora, zigbee, wifi, digital radio, etc., which use radio wave transmission. In addition, wired communication can also be used.

[0043] In a specific example, Figure 5 As shown, the slave control device 3 is arranged on the main beam 6 to control the drive motor 1, and then control the rotation of the photovoltaic panel 5, and the photovoltaic panel 5 is arranged on the main beam 6. It can be understood that the control of the drive motor 1 by the slave control device 3, and the control of the rotation of the photovoltaic panel 5 by the drive motor 1, can be carried out in the manner of the prior art, and will not be described in detail here.

[0044] like Figure 6 As described above, taking wireless communication as an example, the workflow of the utility model is as follows:

[0045] S1: Turn on the power of the slave control device 3 and the control device 4; some or all of the slave control devices 3 can be turned on according to the required debugging requirements.

[0046] S2: Establish a communication connection between the control device 4 and the required slave control device 3, and send corresponding heartbeat data to query the status of the corresponding slave control device 3.

[0047] S3: The control device 4 sends a start command to the slave control device 3.

[0048] S4: Determine whether the wireless communication is disconnected, if disconnected, go to S7, if not disconnected, go to S5;

[0049] S5: Determine whether the motor current of the slave controlled device 3 is normal. If it is not normal, that is, there is an overcurrent, go to S7; if the current is normal, go to S6;

[0050] S6: Determine whether the slave control device 3 has reached the target position. If it has reached the target position, go to S7; if it has not reached the target position, go to S4 to continue determining.

[0051] S7: The control device 4 sends a stop command to the slave control device 3.

[0052] To sum up, the photovoltaic tracking bracket adjustment device with an AC power supply voltage charger and a DC power supply voltage charger proposed in this embodiment can not only enable the bracket adjustment device to be charged in a stable AC environment, but also use photovoltaic panels to charge, reducing the trouble of finding an AC power source in the initial photovoltaic installation environment.

[0053] Obviously, those skilled in the art can make various changes and modifications to the present invention without departing from the spirit and scope of the present invention. Thus, if these modifications and variations of the present invention fall within the scope of the claims of the present utility model and their equivalents, the present invention is also intended to include these modifications and variations.

Claims

1. A photovoltaic tracking bracket adjustment device, characterized in that: include: AC supply voltage charger, DC supply voltage charger and drive motor; The AC power supply voltage charger is used to connect to an external AC power supply and is connected to the drive motor; the DC power supply voltage charger is connected to the photovoltaic module and the drive motor.

2. The photovoltaic tracking bracket adjustment device according to claim 1, characterized in that: It also includes a slave control device and a control device, the control device performs signal interaction with the slave control device, and both the control device and the slave control device are provided with a communication module.

3. The photovoltaic tracking bracket adjustment device according to claim 2, characterized in that: The slave control device includes a first AC power supply voltage charger, a first DC power supply voltage charger and a first control unit; the first control unit is respectively connected to the first AC power supply voltage charger, the first DC power supply voltage charger, the drive motor and the communication module.

4. The photovoltaic tracking bracket adjustment device according to claim 3, characterized in that: The slave control device further includes an inclination sensor, and the inclination sensor is connected to the first control unit.

5. The photovoltaic tracking bracket adjustment device according to claim 3, characterized in that: The slave control device also includes a first battery, a charging input terminal of the first battery is connected to the first AC power supply voltage charger and the first DC power supply voltage charger, and an output terminal of the first battery is connected to the first control unit.

6. The photovoltaic tracking bracket adjustment device according to claim 2, characterized in that: The control device includes a second AC power supply voltage charger, a second DC power supply voltage charger and a second control unit, and the second control unit is connected to the second AC power supply voltage charger, the second DC power supply voltage charger and the communication module respectively.

7. The photovoltaic tracking bracket adjustment device according to claim 6, characterized in that: The control device comprises a second battery, a charging input terminal of the second battery is connected to the second AC power supply voltage charger and the second DC power supply voltage charger, and an output terminal of the second battery is connected to the second control unit.

8. The photovoltaic tracking bracket adjustment device according to claim 6, characterized in that: The control device further comprises a manipulation display unit, and the manipulation display unit is connected to the second control unit.

9. The photovoltaic tracking bracket adjustment device according to claim 2, characterized in that: The communication module is a wireless communication module.

10. The photovoltaic tracking bracket adjustment device according to claim 2, characterized in that: The communication module is a wired communication module.

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