CN218216082U

CN218216082U - Low-voltage distributed photovoltaic grid-connected access flexible control device

Info

Publication number: CN218216082U
Application number: CN202222508680.0U
Authority: CN
Inventors: 胡文涛; 姚云委; 顾佳佳; 李海星
Original assignee: Zhejiang Gettone Electron & Technology Co ltd
Current assignee: Zhejiang Gettone Electron & Technology Co ltd
Priority date: 2022-09-22
Filing date: 2022-09-22
Publication date: 2023-01-03
Anticipated expiration: 2032-09-22

Abstract

The utility model discloses a low pressure distributing type photovoltaic is incorporated into power networks and inserts flexible control device, which comprises an outer shell body, the shell body inboard is provided with two first arc clamp splices, shell body inside wall fixed mounting has first motor, the equal fixedly connected with fixed block of two first arc clamp splice sides, the shell body inboard is provided with a plurality of second arc clamp splices, the equal fixed wiring piece that is provided with of a plurality of second arc clamp splice inner walls, shell body inside wall fixed mounting has the second motor, the output end fixedly connected with carousel of second motor, be provided with the linkage subassembly that drives a plurality of second arc clamp splices and remove on the carousel. Drive the carousel through making the second motor and rotate to two not equidirectionals, and then make a plurality of second arc clamp splice be close to each other or keep away from, arrange the port of cable conductor in between a plurality of terminal blocks, press from both sides the port of tight cable conductor through a plurality of terminal blocks, make the cable conductor connect, realize the power transmission function, it is comparatively convenient to connect the installation.

Description

Low-voltage distributed photovoltaic grid-connected access flexible control device

Technical Field

The utility model belongs to the technical field of photovoltaic power generation equipment, especially, relate to a low pressure distributing type photovoltaic is incorporated into power networks and inserts flexible control device.

Background

Solar power generation is also called photovoltaic power generation, and the current photovoltaic power generation in the prior art in China is mainly divided into two power generation modes, namely distributed photovoltaic power generation and concentrated photovoltaic power generation. The grid-connected cabinet is one of the most important devices in the construction of a 400V distributed photovoltaic power generation system.

When the grid-connected cabinet is installed, the measurement and control device, the multifunctional electric energy meter, the communication management bureau, the CT, the PT and other equipment are respectively purchased and then installed on the installation engineering site, and the installation process of the mode is complex, time-consuming and labor-consuming.

SUMMERY OF THE UTILITY MODEL

To the above problem, the utility model provides a low pressure distributing type photovoltaic is incorporated into power networks and is inserted flexible control device.

In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides a low pressure distributing type photovoltaic grid-connected access flexible control device, includes the shell body, the shell body inboard is provided with two first arc clamp splices, shell body inside wall fixed mounting has first motor, the output fixedly connected with lead screw of first motor, two the equal fixedly connected with fixed block of first arc clamp splice side, two the fixed block all with lead screw threaded connection, the shell body inboard is provided with a plurality of second arc clamp splices, and is a plurality of the equal fixed wiring piece that is provided with of second arc clamp splice inner wall, shell body inside wall fixed mounting has the second motor, the output fixedly connected with carousel of second motor, be provided with the linkage subassembly that a plurality of second arc clamp splices of drive removed on the carousel.

Preferably, the shell body is fixed with spacing slide bar, two the equal fixedly connected with stopper of first arc clamp splice side, two all set up on the stopper with spacing slide bar sliding fit's through-hole.

Preferably, a plurality of truncated cone blocks are fixedly arranged on the inner walls of the two first arc-shaped clamping blocks.

Preferably, the side wall of the outer shell close to the two first arc-shaped clamping blocks is provided with a round opening.

Preferably, the plurality of the junction blocks are all arc-shaped structures, and the plurality of the junction blocks are all conductive metal.

Preferably, the linkage assembly comprises a connecting rod, a plurality of supporting blocks and a limiting frame, the connecting rod, the supporting blocks and the limiting frame are all provided with a plurality of supporting blocks, one ends of the connecting rod are hinged to the rotary table, the supporting blocks are fixedly connected to the side ends of the second arc-shaped clamping blocks respectively, the other ends of the connecting rod are hinged to the supporting blocks respectively, the limiting frame is fixedly connected to the inner side of the outer shell, and the supporting blocks are arranged in the limiting frames in a sliding mode respectively.

Preferably, the two sides of the limiting frame are provided with openings, and the supporting block penetrates through the limiting frame in a sliding mode.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the lead screw is driven to rotate by the first motor, so that the two fixing blocks drive the two first arc-shaped clamping blocks to move oppositely to clamp the cable, and the two first arc-shaped clamping blocks clamp the cable stably through the flat-head conical blocks;

2. drive the carousel through making the second motor and rotate to two not equidirectionals, and then make a plurality of second arc clamp splice be close to each other or keep away from, arrange the port of cable conductor in between a plurality of terminal blocks, press from both sides the port of tight cable conductor through a plurality of terminal blocks, make the cable conductor connect, realize the power transmission function, it is comparatively convenient to connect the installation.

Drawings

Fig. 1 is a schematic structural diagram of the whole low-voltage distributed photovoltaic grid-connected access flexible control device provided by the present invention;

fig. 2 is a schematic structural diagram of a first arc-shaped clamping block of a low-voltage distributed photovoltaic grid-connected access flexible control device provided by the utility model;

fig. 3 is a schematic structural diagram of a low-voltage distributed photovoltaic grid-connected access flexible control device linkage assembly provided by the present invention;

fig. 4 is the utility model provides a structural schematic diagram of low pressure distributed photovoltaic grid-connected access flexible control device second arc clamp splice.

In the figure: 1. an outer housing; 2. a first arc-shaped clamping block; 3. a first motor; 4. a lead screw; 5. a fixed block; 6. a second arc-shaped clamping block; 7. a junction block; 8. a second motor; 9. a turntable; 10. a limiting slide bar; 11. a limiting block; 12. a flat head conical block; 13. a round mouth; 14. a connecting rod; 15. a support block; 16. and a limiting frame.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Referring to fig. 1 and 2, a low-voltage distributed photovoltaic grid-connected access flexible control device, which comprises an outer shell 1, two first arc-shaped clamping blocks 2 are arranged on the inner side of the outer shell 1, round openings 13 are formed in the side wall, close to the two first arc-shaped clamping blocks 2, of the outer shell 1, a photovoltaic unit is connected with a grid-connected inverter unit, an alternating current output end cable of the grid-connected inverter is inserted into the outer shell 1 through the round openings 13, a first motor 3 is fixedly installed on the inner side wall of the outer shell 1, a lead screw 4 is fixedly connected to the output end of the first motor 3, fixing blocks 5 are fixedly connected to the side ends of the two first arc-shaped clamping blocks 2, the two fixing blocks 5 are all in threaded connection with the lead screw 4, the first motor 3 drives the lead screw 4 to rotate, the two fixing blocks 5 drive the two first arc-shaped clamping blocks 2 to move oppositely, the cable is clamped, a plurality of flat-headed conical blocks 12 are fixedly arranged on the inner walls of the two first arc-shaped clamping blocks 2, and the two first arc-shaped clamping blocks 2 are used for stably clamping the cable. The inboard fixed limit slide bar 10 that is provided with of shell body 1, the equal fixedly connected with stopper 11 of 2 sides of two first arc clamp splices all seted up on two stoppers 11 with limit slide bar 10 sliding fit's through-hole.

Referring to fig. 1, 3 and 4, a plurality of second arc-shaped clamping blocks 6 are arranged on the inner side of the outer shell 1, wiring blocks 7 are fixedly arranged on the inner walls of the second arc-shaped clamping blocks 6, the wiring blocks 7 are of arc-shaped structures, the wiring blocks 7 are made of conductive metal, and the wiring blocks 7 are connected with a power supply. 1 inside wall fixed mounting of shell body has second motor 8, output fixedly connected with carousel 9 of second motor 8, be provided with the linkage subassembly that a plurality of second arc clamp splice 6 of drive moved on the carousel 9, the linkage subassembly includes connecting rod 14, supporting shoe 15 and spacing frame 16, connecting rod 14, supporting shoe 15 and spacing frame 16 all are provided with a plurality ofly, the one end of a plurality of connecting rods 14 all articulates on carousel 9, a plurality of supporting shoes 15 fixed connection respectively are at the side of a plurality of second arc clamp splice 6, the other end of a plurality of connecting rods 14 is articulated with a plurality of supporting shoe 15 respectively, the equal fixed connection of a plurality of spacing frames 16 is inboard at shell body 1, a plurality of supporting shoes 15 slide respectively and set up in a plurality of spacing frames 16, the both sides of spacing frame 16 are the opening setting, supporting shoe 15 slides and runs through spacing frame 16.

Now, the operation principle of the present invention is described as follows: the photovoltaic unit is connected with the grid-connected inverter unit, an alternating current output end cable of the grid-connected inverter is inserted into the outer shell 1 through the round opening 13, the first motor 3 drives the screw rod 4 to rotate, the two fixing blocks 5 drive the two first arc-shaped clamping blocks 2 to move oppositely, the cable is clamped, and the two first arc-shaped clamping blocks 2 enable the cable to be stably clamped through the flat-head conical blocks 12. Second motor 8 drives carousel 9 and rotates, and carousel 9 drives a plurality of connecting rods 14 and removes, and a plurality of connecting rods 14 drive a plurality of supporting shoes 15 respectively and slide in a plurality of spacing frames 16, and then drive a plurality of second arc clamp splice 6 and remove, rotate to two not equidirectional through making second motor 8 drive carousel 9, and then make a plurality of second arc clamp splice 6 be close to each other or keep away from. The ports of the cables are arranged among the plurality of junction blocks 7, the plurality of second arc-shaped clamping blocks 6 are close to each other, the ports of the cables are clamped through the plurality of junction blocks 7, the cables are connected, and the power transmission function is achieved.

The above, only be the embodiment of the preferred of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, which are designed to be replaced or changed equally, all should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a low pressure distributing type photovoltaic is incorporated into power networks and inserts flexible control device, includes shell body (1), its characterized in that, shell body (1) inboard is provided with two first arc clamp splice (2), shell body (1) inside wall fixed mounting has first motor (3), the output end fixedly connected with lead screw (4) of first motor (3), two the equal fixedly connected with fixed block (5) of first arc clamp splice (2) side, two fixed block (5) all with lead screw (4) threaded connection, shell body (1) inboard is provided with a plurality of second arc clamp splice (6), and is a plurality of second arc clamp splice (6) inner wall all is fixed and is provided with terminal block (7), shell body (1) inside wall fixed mounting has second motor (8), the output fixedly connected with carousel (9) of second motor (8), be provided with the linkage subassembly that drives a plurality of second arc clamp splice (6) and carry out the removal on carousel (9).

2. The low-voltage distributed photovoltaic grid-connected access flexible control device according to claim 1, wherein a limiting slide rod (10) is fixedly arranged on the inner side of the outer shell (1), limiting blocks (11) are fixedly connected to the side ends of the two first arc-shaped clamping blocks (2), and through holes in sliding fit with the limiting slide rod (10) are formed in the two limiting blocks (11).

3. The low-voltage distributed photovoltaic grid-connected access flexible control device according to claim 1, wherein a plurality of truncated cone blocks (12) are fixedly arranged on the inner walls of the two first arc-shaped clamping blocks (2).

4. The low-voltage distributed photovoltaic grid-connected access flexible control device according to claim 1, wherein round openings (13) are formed in the outer shell (1) and close to the side walls of the two first arc-shaped clamping blocks (2).

5. The low-voltage distributed photovoltaic grid-connected access flexible control device according to claim 1, wherein a plurality of the junction blocks (7) are all arc-shaped structures, and a plurality of the junction blocks (7) are all conductive metals.

6. The low-voltage distributed photovoltaic grid-connected access flexible control device according to claim 1, wherein the linkage assembly comprises a plurality of connecting rods (14), supporting blocks (15) and limiting frames (16), the plurality of connecting rods (14), the supporting blocks (15) and the limiting frames (16) are all arranged, one ends of the plurality of connecting rods (14) are all hinged to the turntable (9), the plurality of supporting blocks (15) are respectively and fixedly connected to the side ends of the plurality of second arc-shaped clamping blocks (6), the other ends of the plurality of connecting rods (14) are respectively hinged to the plurality of supporting blocks (15), the plurality of limiting frames (16) are all fixedly connected to the inner side of the outer shell (1), and the plurality of supporting blocks (15) are respectively and slidably arranged in the plurality of limiting frames (16).

7. The low-voltage distributed photovoltaic grid-connected access flexible control device according to claim 6, wherein openings are formed in two sides of the limiting frame (16), and the supporting block (15) penetrates through the limiting frame (16) in a sliding mode.