CN215498745U

CN215498745U - Distributed photovoltaic power station micro inverter convenient to install

Info

Publication number: CN215498745U
Application number: CN202121623875.9U
Authority: CN
Inventors: 宋军
Original assignee: Shenzhen Changteng Electrical Equipment Co ltd
Current assignee: Shenzhen Changteng Electrical Equipment Co ltd
Priority date: 2021-07-16
Filing date: 2021-07-16
Publication date: 2022-01-11
Anticipated expiration: 2031-07-16

Abstract

The utility model provides a distributed photovoltaic power station micro inverter convenient to install, and relates to the technical field of micro inverters. The photovoltaic power station inverter mounting frame solves the problems that when the inverter is used in a photovoltaic power station, the existing inverter is directly fixed on a solar panel mounting frame through a fixing bolt, the mounting mode is complicated, meanwhile, the inverter is troublesome to detach and maintain in the later period, a large amount of time is wasted, and the using effect of the solar panel is influenced.

Description

Distributed photovoltaic power station micro inverter convenient to install

Technical Field

The utility model relates to the technical field of micro inverters, in particular to a distributed photovoltaic power station micro inverter convenient to install.

Background

The micro inverter has a wide development prospect as a novel photovoltaic grid-connected device, and the size and the cost of equipment are considered while the design target of long-time, high-efficiency and stable operation is pursued, so that the use prospect of the photovoltaic micro inverter is improved.

The dc-to-ac converter is when photovoltaic power plant uses, and it is present that directly fix on solar panel's installation frame with fixing bolt, and the mounting means is comparatively loaded down with trivial details, causes the trouble to the dismantlement maintenance of later stage to the dc-to-ac converter simultaneously, extravagant a large amount of time, influences solar panel's result of use.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the problems that in the prior art, the mounting mode is complicated because the mounting is directly fixed on a solar panel mounting frame by using a fixing bolt, and the inverter is troublesome to disassemble and maintain in the later period, and provides a conveniently-mounted distributed photovoltaic power station micro inverter.

In order to achieve the purpose, the utility model adopts the following technical scheme: a distributed photovoltaic power station micro inverter convenient to install comprises an inverter body and a fixing device, wherein the surface of the inverter body is movably connected with an electric wire, the surface of the inverter body is provided with the fixing device, the fixing device comprises a fixing frame, the surface of the fixing frame is in sliding connection with the inverter body, the surface of the fixing frame is fixedly connected with a rotating rod, one end, far away from the fixing frame, of the rotating rod is fixedly connected with a sliding block, the surface of the sliding block is in sliding connection with a rectangular groove, the rectangular groove is formed in one side, close to the inverter body, of a rectangular block, the surface of the rectangular block is rotatably connected with a lead screw, the arc surface of the lead screw is in threaded connection with the sliding block, one end of the lead screw is fixedly connected with a handle, the surface of the rectangular block is uniformly provided with a plurality of round holes, the surface of the handle is in sliding connection with a bolt, and the size of the bolt is matched with the size of the round holes, one side fixedly connected with fixed plate that the dc-to-ac converter body was kept away from to the rectangle piece, the even threaded connection in surface of fixed plate has four screw rods.

Preferably, the inner wall of the rectangular groove is provided with two limiting grooves, and the inner wall of each limiting groove is in sliding connection with the surface of the sliding block.

Preferably, the arc surface of the bolt is sleeved with a first spring, and two ends of the first spring are respectively and fixedly connected with the handle and the bolt.

Preferably, a baffle is fixedly connected to the surface, close to the inverter body, of the rectangular block, and the baffle is U-shaped.

Preferably, the surface of dc-to-ac converter body is equipped with auxiliary device, auxiliary device includes the rectangular plate, the surface and the dc-to-ac converter body fixed connection of rectangular plate, three rectangular hole has been seted up on the surface of rectangular plate, the surperficial sliding connection of rectangular plate has three pull rod, the one end fixedly connected with briquetting of pull rod, the arc surface cover of pull rod has the second spring, the both ends of second spring respectively with rectangular hole and briquetting fixed connection, the inner wall sliding connection of briquetting and rectangular hole, two spouts have been seted up on the surface of rectangular hole, the inner wall and the briquetting sliding connection of spout.

Preferably, the arc surface of the pressing block is fixedly connected with rubber blocks, and the rubber blocks are uniformly distributed on the arc surface of the pressing block.

Compared with the prior art, the utility model has the advantages and positive effects that,

1. in the utility model, through arranging the adjusting device, when the inverter is installed, the bolt is pulled firstly to slide on the surfaces of the handle and the round hole, the handle is rotated after the bolt is separated from the round hole, the handle drives the screw rod to rotate, the screw rod drives the two sliders in threaded connection with the arc surface to move towards the directions away from each other, the sliders are driven to move on the surface of the screw rod under the action of the limiting groove, so that the rotating rod on the surfaces of the sliders is driven to move, the rotating rod is fixed due to the limitation of the rectangular block, before the rotating rod is fixed, the inverter is placed into one side, away from one end of the rectangular block, of the specified frame, close to each other, of the rotating rod, then the bolt is loosened, the bolt is driven by the first spring to slide into the inner wall of the round hole, then the fixed plate fixedly connected to the surface of the rectangular block is attached to the position where the inverter is installed, the bolt is rotated, and the bolt extrudes the fixed plate, thereby fix the dc-to-ac converter, through setting up this device, reached can be comparatively simple swift fix the dc-to-ac converter, it is convenient to maintain the dismantlement of later stage to the dc-to-ac converter simultaneously, has improved installer and maintainer's work efficiency.

2. In the utility model, the auxiliary device is arranged, the inverter is used after the inverter is installed, when the inverter is connected with a wire, the bolt is pulled firstly, the bolt drives the pressing block to slide on the inner walls of the rectangular hole and the chute, the second spring sleeved on the surface of the pull rod is compressed by the moving extrusion of the sliding block, then the wire passes through the rectangular hole to be connected to the inverter, then the pull rod is loosened, the pull rod pushes the pressing block to move towards the direction close to the wire by the force compressed by the spring, the rubber block is attached to the surface of the wire by the connection of the arc surface of the pressing block, and by the arrangement of the device, the purpose of separating and limiting the wire connected to the inverter can be achieved, so that the danger of circuit mixing caused by the skin rupture of the wire due to overlong use time can not be caused, and the convenience for workers to replace the wire can be realized, thereby the danger can be reduced, the efficiency of the staff is also improved.

Drawings

Fig. 1 is a schematic perspective view of a distributed photovoltaic power station micro-inverter according to the present invention, which is easy to install;

fig. 2 is a schematic view of the lower structure of a distributed photovoltaic power station micro-inverter convenient to install according to the present invention;

FIG. 3 is a schematic view of a portion of a fixture for a distributed photovoltaic power plant micro-inverter according to the present invention for ease of installation;

FIG. 4 is a schematic diagram of the structure at A of FIG. 3 illustrating a distributed photovoltaic power plant micro-inverter for ease of installation in accordance with the present invention;

fig. 5 is a schematic structural diagram of an auxiliary device of a distributed photovoltaic power station micro-inverter convenient to install according to the present invention.

Illustration of the drawings: 1. an inverter body; 2. an electric wire; 3. a fixing device; 301. a fixed mount; 302. rotating the rod; 303. a slider; 304. a screw rod; 305. a limiting groove; 306. a rectangular groove; 307. a rectangular block; 308. a baffle plate; 309. a fixing plate; 310. a screw; 311. a circular hole; 312. a handle; 313. a bolt; 314. a first spring; 4. an auxiliary device; 41. a rectangular plate; 42. a pull rod; 43. briquetting; 44. a second spring; 45. a chute; 46. a rubber block.

Detailed Description

In order that the above objects, features and advantages of the present invention can be more clearly understood, the present invention will be further described with reference to the accompanying drawings and examples. It should be noted that the embodiments and features of the embodiments of the present application may be combined with each other without conflict.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, however, the present invention may be practiced in other ways than those specifically described herein, and thus the present invention is not limited to the specific embodiments of the present disclosure.

Embodiment 1, as shown in fig. 1 to 5, the present invention provides a distributed photovoltaic power station micro inverter convenient for installation, which includes an inverter body 1 and a fixing device 3, wherein a surface of the inverter body 1 is movably connected with an electric wire 2, and the surface of the inverter body 1 is provided with the fixing device 3.

The specific arrangement and function of the fixing means 3 and the auxiliary means 4 will be described in detail below.

As shown in fig. 2 and fig. 3, the fixing device 3 includes a fixing frame 301, a surface of the fixing frame 301 is slidably connected to the inverter body 1, a rotating rod 302 is fixedly connected to the surface of the fixing frame 301, one end of the rotating rod 302 away from the fixing frame 301 is fixedly connected to a slider 303, a rectangular groove 306 is slidably connected to the surface of the slider 303, the rectangular groove 306 is opened at one side of the rectangular block 307 close to the inverter body 1, a lead screw 304 is rotatably connected to the surface of the rectangular block 307, an arc surface of the lead screw 304 is in threaded connection with the slider 303, one end of the lead screw 304 is fixedly connected to a handle 312, a plurality of round holes 311 are uniformly opened on the surface of the rectangular block 307, a bolt 313 is slidably connected to the surface of the handle 312, the size of the bolt 313 is matched with the size of the round hole 311, a fixing plate 309 is fixedly connected to one side of the rectangular block 307 away from the inverter body 1, four screws 310 are uniformly threaded connected to the surface of the fixing plate 309, two spacing grooves 305 have been seted up to the inner wall of rectangular channel 306, and the inner wall of spacing groove 305 and the surperficial sliding connection of slider 303, the arc surface cover of bolt 313 has first spring 314, the both ends of first spring 314 respectively with handle 312 and bolt 313 fixed connection, rectangular block 307 is close to the fixed surface of inverter body 1 and is connected with baffle 308, baffle 308 is "U" shape.

The whole fixing device 3 achieves the effect that by arranging the adjusting device, when the inverter is installed, the bolt 313 is pulled firstly, the bolt 313 slides on the surfaces of the handle 312 and the round hole 311, the handle 312 is rotated after the bolt is separated from the round hole 311, the handle 312 drives the screw rod 304 to rotate, the screw rod 304 drives the two sliders 303 which are in threaded connection with the arc surface to move towards the directions which are far away from each other, due to the action of the limiting groove 305, the sliders 303 are driven to move on the surface of the screw rod 304, the rotating rod 302 on the surface of the sliders 303 is driven to move, the rotating rod 302 is fixed due to the limitation of the rectangular block 307, before the rotating rod 302 is fixed, the inverter is placed into the side, close to each other, of the specified frame at one end of the rotating rod 302 far away from the rectangular block 307, then the bolt 313 is loosened, the bolt 313 drives the bolt 313 to slide into the inner wall of the round hole 311 due to the first spring 314, and then the fixing plate 309 fixedly connected on the surface of the rectangular block 307 is attached to the installation position of the inverter, the bolt is rotated, and the bolt extrudees fixed plate 309 to fix the dc-to-ac converter, through setting up this device, reached can be comparatively simple swift fix the dc-to-ac converter, it is convenient to maintain the dismantlement of dc-to-ac converter in later stage simultaneously, has improved installer and maintainer's work efficiency.

As shown in fig. 2 and 5, the surface of the inverter body 1 is provided with the auxiliary device 4, the auxiliary device 4 includes a rectangular plate 41, the surface of the rectangular plate 41 is fixedly connected with the inverter body 1, three rectangular holes are formed in the surface of the rectangular plate 41, three pull rods 42 are slidably connected to the surface of the rectangular plate 41, one end of each pull rod 42 is fixedly connected with a pressing block 43, the arc surface of each pull rod 42 is sleeved with a second spring 44, two ends of each second spring 44 are respectively fixedly connected with the rectangular holes and the pressing blocks 43, the pressing blocks 43 are slidably connected with the inner walls of the rectangular holes, two sliding grooves 45 are formed in the surface of each rectangular hole, the inner walls of the sliding grooves 45 are slidably connected with the pressing blocks 43, the arc surface of each pressing block 43 is fixedly connected with a rubber block 46, and the rubber blocks 46 are uniformly distributed on the arc surface of each pressing block 43.

The whole auxiliary device 4 has the effects that by arranging the auxiliary device 4, after the inverter is installed, the inverter is used, when the inverter is connected with the electric wire 2, the bolt 313 is pulled firstly, the bolt 313 drives the pressing block 43 to slide on the inner walls of the rectangular hole and the sliding groove 45, the second spring 44 sleeved on the surface of the pull rod 42 is compressed by the moving extrusion of the sliding block 303, then the electric wire 2 passes through the rectangular hole to be connected to the inverter, then the pull rod 42 is loosened, the pull rod 42 pushes the pressing block 43 to move towards the direction close to the electric wire 2 due to the force of the compression of the spring, the rubber block 46 is connected with the arc surface of the pressing block 43, the rubber block 46 is attached to the surface of the electric wire 2, by arranging the device, the electric wire 2 connected to the inverter can be quickly separated and limited, and the danger of circuit mixing caused by the skin fracture of the electric wire 2 due to overlong service time can not be caused, the electric wire 2 is convenient for workers to replace, so that the occurrence of danger is reduced, and the efficiency of the workers is improved.

The above description is only a preferred embodiment of the present invention, and not intended to limit the present invention in other forms, and any person skilled in the art may apply the above modifications or changes to the equivalent embodiments with equivalent changes, without departing from the technical spirit of the present invention, and any simple modification, equivalent change and change made to the above embodiments according to the technical spirit of the present invention still belong to the protection scope of the technical spirit of the present invention.

Claims

1. The utility model provides a distributed photovoltaic power plant micro inverter convenient to installation, includes inverter body (1) and fixing device (3), its characterized in that: the utility model discloses an inverter, including inverter body (1), surface swing joint, surface of inverter body (1) are equipped with fixing device (3), fixing device (3) are including mount (301), the surface and the inverter body (1) sliding connection of mount (301), the fixed surface of mount (301) is connected with dwang (302), the one end fixedly connected with slider (303) of mount (301) are kept away from in dwang (302), the sliding surface of slider (303) is connected with rectangular channel (306), rectangular channel (306) are seted up in one side that rectangular block (307) are close to inverter body (1), the surface rotation of rectangular block (307) is connected with lead screw (304), the arc surface and slider (303) threaded connection of lead screw (304), the one end fixedly connected with handle (312) of lead screw (304), a plurality of round hole (311) have evenly been seted up on the surface of rectangle piece (307), the surperficial sliding connection of handle (312) has bolt (313), the size of bolt (313) and the size looks adaptation of round hole (311), one side fixedly connected with fixed plate (309) of keeping away from inverter body (1) in rectangle piece (307), the even threaded connection in surface of fixed plate (309) has four screw rods (310).

2. The distributed photovoltaic power plant micro-inverter as set forth in claim 1, wherein: two limiting grooves (305) are formed in the inner wall of the rectangular groove (306), and the inner wall of each limiting groove (305) is connected with the surface of the sliding block (303) in a sliding mode.

3. The distributed photovoltaic power plant micro-inverter as set forth in claim 1, wherein: the arc surface of the bolt (313) is sleeved with a first spring (314), and two ends of the first spring (314) are respectively fixedly connected with the handle (312) and the bolt (313).

4. The distributed photovoltaic power plant micro-inverter as set forth in claim 1, wherein: the surface of the rectangular block (307) close to the inverter body (1) is fixedly connected with a baffle (308), and the baffle (308) is U-shaped.

5. The distributed photovoltaic power plant micro-inverter as set forth in claim 1, wherein: the surface of inverter body (1) is equipped with auxiliary device (4), auxiliary device (4) include rectangular plate (41), the surface and inverter body (1) fixed connection of rectangular plate (41), three rectangular hole has been seted up on the surface of rectangular plate (41), the surperficial sliding connection of rectangular plate (41) has three pull rod (42), the one end fixedly connected with briquetting (43) of pull rod (42), the arc surface cover of pull rod (42) has second spring (44), the both ends of second spring (44) respectively with rectangular hole and briquetting (43) fixed connection, the inner wall sliding connection of briquetting (43) and rectangular hole, two spout (45) have been seted up on the surface of rectangular hole, the inner wall and briquetting (43) sliding connection of spout (45).

6. The distributed photovoltaic power plant micro-inverter as set forth in claim 5, wherein: the arc surface of the pressing block (43) is fixedly connected with a rubber block (46), and the rubber block (46) is uniformly distributed on the arc surface of the pressing block (43).