Outdoor photovoltaic inverter with protection structure

Abstract

The utility model provides an outdoor photovoltaic inverter with a protection structure, which relates to the technical field of inverters and comprises a photovoltaic inverter body, wiring harness interfaces are uniformly arranged at the bottom of the photovoltaic inverter body, wiring harness plugs are mounted in the wiring harness interfaces, a fixing shell is fixedly mounted on one side of the photovoltaic inverter body, and the fixing shell is fixedly mounted on the other side of the photovoltaic inverter body. A motor is fixedly installed at the bottom of the fixing shell, and a lead screw is fixedly installed at the output end of the motor. According to the utility model, by arranging the fixed shell, the motor, the lead screw, the sliding block, the protective cover and other structures, the lead screw is driven by the motor to rotate, the lead screw can drive the sliding block to slide downwards in the fixed shell in the rotating process, and the sliding block can drive the protective cover to slide downwards together in the sliding process; and after sliding for a certain distance, the protection cover covers the photovoltaic inverter body, so that the photovoltaic inverter body is effectively prevented from being eroded by rainwater, and the service life of the photovoltaic inverter body is prolonged.

Description

Technical Field

[0001] The utility model relates to the technical field of inverters, in particular to an outdoor photovoltaic inverter with a protection structure. Background Art

[0002] An outdoor photovoltaic inverter is a key component of a solar photovoltaic system specially designed for outdoor environments. Its main function is to convert the DC power generated by the photovoltaic panel into AC power for use in the power grid or electrical equipment. Publication No. CN205819905U discloses a photovoltaic inverter box and an outdoor photovoltaic inverter, including a box, the box includes a box slot and a box cover, the box cover includes an upper cover and a lower cover; the upper cover is fixedly connected to the box slot, one end of the lower cover is rotatably connected to the box slot, and the other end is detachably connected to the box slot. The utility model provides a photovoltaic inverter box and an outdoor photovoltaic inverter. When the user operates, the lower cover does not need to be removed as a whole, only one end needs to be separated and rotated to open. This form has a simple structure, convenient disassembly and assembly, good reliability, and no need to place the lower cover anywhere. However, the photovoltaic inverter is not provided with a rainproof structure, which makes the photovoltaic inverter easily eroded by rainwater when used outdoors, thereby reducing the service life of the photovoltaic inverter. The photovoltaic inverter still has shortcomings and needs to be improved. Utility Model Content

[0003] The purpose of the utility model is to solve the technical problems raised in the above background technology.

[0004] The utility model adopts the following technical scheme: an outdoor photovoltaic inverter with a protective structure, comprising a photovoltaic inverter body, the bottom of the photovoltaic inverter body is evenly provided with wiring harness interfaces, the interior of the wiring harness interfaces is equipped with wiring harness plugs, a fixed shell is fixedly installed on one side of the photovoltaic inverter body, a motor is fixedly installed on the bottom of the fixed shell, a lead screw is fixedly installed on the output end of the motor, a sliding block is threadedly connected to the outer wall of the lead screw, and a protective cover is fixedly installed on one side of the sliding block.

[0005] Preferably, the sliding block is slidably connected to the fixed shell. Here, the limiting effect of the sliding block is improved by the sliding connection.

[0006] Preferably, a mounting bracket is symmetrically fixedly mounted on the bottom of the photovoltaic inverter body, and a mounting screw hole is provided on the surface of the mounting bracket. Here, the photovoltaic inverter body is conveniently fixed at a specified position by the mounting bracket and the mounting screw hole.

[0007] Preferably, the wiring harness plug is slidably connected to the wiring harness interface. Here, the sliding connection facilitates the user to plug in the wiring harness plug.

[0008] Preferably, a fixing plate is fixedly installed at the bottom of the photovoltaic inverter body, and screw holes 1 are evenly opened on the surface of the fixing plate. Bolts are connected to the internal threads of the screw holes 1, and a knob is fixedly installed at the end of the bolt away from the screw hole 1. The outer surface of the wiring harness plug is provided with an insertion hole. Here, by turning the knob, the bolt is driven to rotate inside the screw hole 1. After a certain number of turns, the bolt will be inserted into the insertion hole, thereby effectively preventing the wiring harness plug from falling off from the inside of the wiring harness interface.

[0009] Preferably, the jack is slidably connected to the bolt. Here, the fixing effect of the wiring harness plug is improved by the slidably connected.

[0010] Preferably, the outer wall of the knob is evenly provided with anti-skid grooves, thereby improving the anti-skid effect when the knob is turned.

[0011] Compared with the prior art, the advantages and positive effects of the utility model are:

[0012] 1. In the utility model, a fixed shell, a motor, a screw, a sliding block and a protective cover are provided. The motor drives the screw to rotate. During the rotation of the screw, the sliding block will drive the sliding block to slide downward inside the fixed shell. During the sliding process, the sliding block will drive the protective cover to slide downward together. After sliding a certain distance, the protective cover will cover the photovoltaic inverter body, thereby effectively preventing rain from corroding the photovoltaic inverter body and improving the service life of the photovoltaic inverter body.

[0013] 2. In the utility model, a fixing plate, a screw hole, a bolt, a knob and a socket are provided. By turning the knob, the bolt is driven to rotate inside the screw hole. After a certain number of turns, the bolt will be inserted into the socket, thereby effectively preventing the wiring harness plug from falling off from the inside of the wiring harness interface, and improving the stability of the wiring harness plug when in use. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 The utility model provides an overall structural diagram of an outdoor photovoltaic inverter with a protective structure;

[0015] Figure 2 A partial structural schematic diagram of an outdoor photovoltaic inverter with a protective structure is proposed for the utility model;

[0016] Figure 3 The utility model provides an upward exploded structural schematic diagram of an outdoor photovoltaic inverter with a protective structure;

[0017] Figure 4 The utility model proposes an outdoor photovoltaic inverter with a protective structure. Figure 3 Enlarged view of point A in the middle.

[0018] Legend:

[0019] 1. PV inverter body; 2. Wiring harness interface; 3. Wiring harness plug; 4. Fixed shell; 5. Motor; 6. Screw rod; 7. Sliding block; 8. Protective cover; 9. Fixed plate; 10. Screw hole 1; 11. Bolt; 12. Knob; 13. Anti-slip groove; 14. Socket; 15. Mounting bracket; 16. Mounting screw hole. DETAILED DESCRIPTION

[0020] In order to more clearly understand the above-mentioned purpose, features and advantages of the utility model, the utility model is further described below in conjunction with the accompanying drawings and embodiments. It should be noted that the embodiments of the present application and the features in the embodiments can be combined with each other without conflict.

[0021] In the following description, many specific details are set forth to facilitate a full understanding of the present invention. However, the present invention may also be implemented in other ways than those described herein. Therefore, the present invention is not limited to the specific embodiments of the following disclosure.

[0022] Embodiment 1

[0023] See also Figure 1-4 The utility model provides a technical solution: an outdoor photovoltaic inverter with a protective structure, comprising a photovoltaic inverter body 1, a wiring harness interface 2 is evenly arranged at the bottom of the photovoltaic inverter body 1, a wiring harness plug 3 is installed inside the wiring harness interface 2, a fixed shell 4 is fixedly installed on one side of the photovoltaic inverter body 1, a motor 5 is fixedly installed at the bottom of the fixed shell 4, a screw rod 6 is fixedly installed at the output end of the motor 5, a sliding block 7 is threadedly connected to the outer wall of the screw rod 6, and a protective cover 8 is fixedly installed on one side of the sliding block 7. By setting the fixed shell 4, the motor 5, the screw rod 6, the sliding block 7 and the protective cover 8 and other structures, the screw rod 6 is driven to rotate by the motor 5, and the screw rod 6 will drive the sliding block 7 to slide downward inside the fixed shell 4 during the rotation process, and the sliding block 7 will drive the protective cover 8 to slide downward together during the sliding process. After sliding a certain distance, the protective cover 8 will cover the photovoltaic inverter body 1, thereby effectively preventing rain from eroding the photovoltaic inverter body 1, and improving the service life of the photovoltaic inverter body 1.

[0024] See also Figure 1-4The sliding block 7 is slidably connected to the fixed shell 4, and the limiting effect of the sliding block 7 is improved through the sliding connection. The bottom of the photovoltaic inverter body 1 is symmetrically fixedly installed with a mounting bracket 15, and the surface of the mounting bracket 15 is provided with a mounting screw hole 16. The mounting bracket 15 and the mounting screw hole 16 facilitate the photovoltaic inverter body 1 to be fixed at a specified position. The wiring harness plug 3 is slidably connected to the wiring harness interface 2, and the sliding connection facilitates the user to plug in the wiring harness plug 3.

[0025] Embodiment 2

[0026] See also Figure 3-4 A fixing plate 9 is fixedly installed at the bottom of the photovoltaic inverter body 1, and screw holes 10 are evenly opened on the surface of the fixing plate 9. Bolts 11 are connected to the internal threads of the screw holes 10. A knob 12 is fixedly installed on the end of the bolt 11 away from the screw hole 10. A socket 14 is opened on the outer surface of the wiring harness plug 3. By rotating the knob 12, the bolt 11 is driven to rotate inside the screw hole 10. After a certain number of rotations, the bolt 11 will be inserted into the socket 14, thereby effectively preventing the wiring harness plug 3 from falling off from the inside of the wiring harness interface 2. The socket 14 and the bolt 11 are slidably connected, and the fixing effect of the wiring harness plug 3 is improved through the sliding connection. The outer wall of the knob 12 is evenly opened with anti-skid grooves 13, and the anti-skid effect when the knob 12 is turned is improved. By setting up structures such as a fixing plate 9, a screw hole 10, a bolt 11, a knob 12 and a socket 14, the knob 12 is rotated to drive the bolt 11 to rotate inside the screw hole 10. After a certain number of rotations, the bolt 11 will be inserted into the socket 14, thereby effectively preventing the wiring harness plug 3 from falling off from the inside of the wiring harness interface 2, thereby improving the stability of the wiring harness plug 3 when in use.

[0027] Working principle: When the photovoltaic inverter body 1 is used outdoors, the motor 5 can be started, and the motor 5 drives the screw 6 to rotate. The screw 6 will drive the sliding block 7 to slide downward inside the fixed shell 4 during the rotation process. The sliding block 7 will drive the protective cover 8 to slide downward together during the sliding process. After sliding a certain distance, the protective cover 8 will cover the photovoltaic inverter body 1, thereby effectively preventing rain from corroding the photovoltaic inverter body 1. After the wiring harness plug 3 is inserted into the wiring harness interface 2, the knob 12 can be turned to drive the bolt 11 to rotate inside the screw hole 10. After a certain number of turns, the bolt 11 will be inserted into the socket 14, thereby effectively preventing the wiring harness plug 3 from falling off from the wiring harness interface 2.

[0028] The above description is only a preferred embodiment of the present invention and does not limit the present invention in other forms. Any technician familiar with the profession may use the technical content disclosed above to change or modify it into an equivalent embodiment with equivalent changes and apply it to other fields. However, any simple modification, equivalent change and modification made to the above embodiment based on the technical essence of the present invention without departing from the content of the technical solution of the present invention still falls within the protection scope of the technical solution of the present invention.

Claims

1. An outdoor photovoltaic inverter with a protective structure, comprising a photovoltaic inverter body (1), characterized in that: The bottom of the photovoltaic inverter body (1) is evenly provided with wiring harness interfaces (2), a wiring harness plug (3) is installed inside the wiring harness interface (2), a fixed shell (4) is fixedly installed on one side of the photovoltaic inverter body (1), a motor (5) is fixedly installed on the bottom of the fixed shell (4), a screw rod (6) is fixedly installed on the output end of the motor (5), a sliding block (7) is threadedly connected to the outer wall of the screw rod (6), and a protective cover (8) is fixedly installed on one side of the sliding block (7).

2. The outdoor photovoltaic inverter with a protective structure according to claim 1, characterized in that: The sliding block (7) is slidably connected to the fixed shell (4).

3. The outdoor photovoltaic inverter with a protective structure according to claim 1, characterized in that: A mounting bracket (15) is symmetrically fixedly mounted on the bottom of the photovoltaic inverter body (1), and a mounting screw hole (16) is provided on the surface of the mounting bracket (15).

4. The outdoor photovoltaic inverter with a protective structure according to claim 1, characterized in that: The wiring harness plug (3) is slidably connected to the wiring harness interface (2).

5. The outdoor photovoltaic inverter with a protective structure according to claim 1, characterized in that: A fixing plate (9) is fixedly mounted on the bottom of the photovoltaic inverter body (1), a surface of the fixing plate (9) is evenly provided with screw holes (10), the inner thread of the screw hole (10) is connected with a bolt (11), a knob (12) is fixedly mounted on one end of the bolt (11) away from the screw hole (10), and a socket (14) is provided on the outer surface of the wiring harness plug (3).

6. The outdoor photovoltaic inverter with a protection structure according to claim 5, characterized in that: The insertion hole (14) is slidably connected to the bolt (11).

7. The outdoor photovoltaic inverter with a protective structure according to claim 5, characterized in that: The outer wall of the knob (12) is evenly provided with anti-slip grooves (13).

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