CN217607773U - Photovoltaic junction box for protecting photovoltaic cable - Google Patents

Abstract

The utility model discloses a photovoltaic terminal box of photovoltaic cable protection, including photovoltaic termination, photovoltaic termination one side fixed protection device, protection device are fixed to photovoltaic cable centre gripping, protection device includes wiring protection box, rotates on the wiring protection box and connects the winding roller, and winding photovoltaic cable body both ends are the centre gripping respectively between cable protection subassembly and spacing fixed subassembly on the winding roller, protect this shell of photovoltaic cable through setting up the protection subassembly, avoid the plug to drag the emergence through setting up spacing fixed subassembly and drop because of the outside. This photovoltaic terminal box of carrying out protection to photovoltaic cable is provided with cable protection component, and the spring on the inlet wire pipe can drive the arc grip block and carry out position control, and the ball on the four groups of arc grip blocks rolls, protects its surface when pulling photovoltaic cable body, avoids this body surface damage of photovoltaic cable, influences photovoltaic cable body service life.

Description

Photovoltaic junction box for protecting photovoltaic cable

Technical Field

The utility model relates to a photovoltaic cable technical field specifically is a photovoltaic terminal box that protects photovoltaic cable.

Background

The existing solar energy technology will become one of the green energy technologies in the future, solar energy or Photovoltaic (PV) is increasingly widely applied in China, and it is found that in the prior art, a typical photovoltaic junction box with a single photovoltaic cable is CN203522636U, and jacks and plugs are respectively arranged on the left side and the right side of the photovoltaic junction box with the single photovoltaic cable, so that when different junction boxes are connected, only 1 plug in an adjacent junction box is required to be plugged with a jack of another junction box, the connection of the photovoltaic cable can be realized, more tools are not required, and the photovoltaic junction box is convenient to use.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a photovoltaic terminal box of protecting photovoltaic cable directly exposes in order to solve jack and plug that proposes in the above-mentioned background art, receives external environment influence easily, influences the service life, and unnecessary photovoltaic cable is not persisted to the photovoltaic cable, when breaking down, can not direct maintenance, can only be to the problem that whole photovoltaic cable changed.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a photovoltaic terminal box of protecting photovoltaic cable, includes photovoltaic termination, photovoltaic termination one side fixed protection device, protection device hold fixedly photovoltaic cable, protection device includes wiring protection box, rotates on the wiring protection box and connects the winding roller, and winding roller goes up winding photovoltaic cable body both ends centre gripping respectively between cable protection subassembly and spacing fixed subassembly, protects photovoltaic cable body shell through setting up the protection subassembly, avoids the plug to drag the emergence because of the outside to drop through setting up spacing fixed subassembly.

Preferably, the photovoltaic wiring device comprises a photovoltaic junction box, the photovoltaic junction box comprises a photovoltaic wiring module, and the photovoltaic wiring module is electrically connected with the connector lug through a power transmission line.

By adopting the technical scheme, the photovoltaic wiring device can be arranged to ensure that the photovoltaic wiring device is normally wired for use.

Preferably, protection device includes the cable protection subassembly, and the cable protection subassembly includes the inlet wire pipe, and the inlet wire pipe passes through the flexible position of adjusting the arc grip block of spring, rotates on the arc grip block to connect the ball and protect photovoltaic cable body surface.

Through adopting above-mentioned technical scheme, can protect this body surface of photovoltaic cable through setting up of cable protection component.

Preferably, protection device includes spacing fixed subassembly, and spacing fixed subassembly includes first backup pad, and first backup pad passes through the fixed riser of second backup pad, runs through the screw rod in the first backup pad, and the turning block on the screw rod rotates through spacing spout and stopper to be connected, stopper one end welding dead lever, the arc is fixed to dead lever one end, sets up the holder on the arc.

Through adopting above-mentioned technical scheme, can be spacing fixed to the plug on the photovoltaic cable body through setting up spacing fixed subassembly, avoid removing.

Compared with the prior art, the beneficial effects of the utility model are that: the photovoltaic junction box for protecting the photovoltaic cable

(1) Be provided with cable protection component, the spring on the inlet wire pipe can drive the arc grip block and carry out position control, and the ball on the arc grip block of four groups rolls, protects its surface when pulling photovoltaic cable body, avoids photovoltaic cable body surface damage, influences photovoltaic cable body service life.

(2) Be provided with wiring protection box and spacing fixed subassembly, the wiring protection box carries out the storage protection to connector lug and plug wiring department, can twine the photovoltaic cable body under the auxiliary action of winding roller, the later stage can directly be used for the maintenance wiring to use, increase the practicality, rotatory screw rod, the screw rod slides in the spacing annular in spacing piece through the turning block, just so can adjust the interval between the arc board, thereby to the spacing fixed of different direct photovoltaic cable bodies, avoid the photovoltaic cable body to receive the external environment influence, stimulate the photovoltaic cable body, plug and connector lug on the photovoltaic cable body are dragged, influence the wiring quality.

Drawings

FIG. 1 is a schematic front view of the present invention;

FIG. 2 is a schematic view of the structure of the limiting and fixing assembly of the present invention;

fig. 3 is a schematic structural view of the cable protection assembly of the present invention;

fig. 4 is a schematic view of the three-dimensional structure of the limiting fixing component of the present invention.

In the figure: 1. photovoltaic termination, 11, photovoltaic terminal box, 12, photovoltaic wiring module, 13, connector lug, 2, protection device, 21, wiring protection box, 22, wire winding roller, 23, photovoltaic cable body, 24, cable protection component, 241, inlet wire pipe, 242, spring, 243, arc-shaped clamping plate, 244, ball, 25, spacing fixed subassembly, 251, first backup pad, 252, second backup pad, 253, riser, 254, screw rod, 255, turning block, 256, stopper, 257, dead lever, 258, arc-shaped plate, 259, holder, 26, plug.

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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: a photovoltaic junction box for protecting a photovoltaic cable is shown in figure 1 and comprises a photovoltaic junction box 1, the photovoltaic junction box 1 comprises a photovoltaic junction box 11, the photovoltaic junction box 11 comprises photovoltaic junction modules 12, the photovoltaic junction modules 12 are electrically connected with a connector lug 13 through power transmission lines, specifically, the photovoltaic junction modules 12 are provided with two groups, the two groups of photovoltaic junction modules 12 are symmetrically arranged relative to the photovoltaic junction box 11, and the photovoltaic junction modules 12 and the connector lug 13 are detached and installed.

In the above solution, the photovoltaic junction module 12 in the photovoltaic junction box 11 is electrically connected to the plug 26 through the connector 13 on the power line.

As shown in fig. 1, fig. 2, fig. 3 and fig. 4, a protection device 2 is fixed on one side of a photovoltaic wiring device 1, the protection device 2 is fixed to a photovoltaic cable clamp, wherein the protection device 2 comprises a wiring protection box 21, a winding roller 22 is rotatably connected to the wiring protection box 21, two ends of a photovoltaic cable body 23 wound on the winding roller 22 are respectively clamped between a cable protection component 24 and a limiting fixing component 25, a shell of the photovoltaic cable body 23 is protected by arranging the protection component 24, the plug 26 is prevented from dropping due to external pulling by arranging the limiting fixing component 25, specifically, the winding roller 22 is provided with two groups, and the two groups of winding rollers 22 are symmetrically arranged about the wiring protection box 21.

Further, protection device 2 includes cable protection component 24, cable protection component 24 includes inlet wire pipe 241, inlet wire pipe 241 passes through the position of the flexible arc grip block 243 of adjusting of spring 242, it connects ball 244 to rotate on the arc grip block 243 and protects photovoltaic cable body 23 surface, it is specific, arc grip block 243 is provided with four groups, four groups of arc grip blocks 243 enclose into circular, equidistant distribution has three groups of springs 242 on every group arc grip block 243, it has multiunit ball 244 to be the slice distribution on the arc grip block 243, ball 244 on the arc grip block 243 is 360 rotations.

In the above further scheme, the photovoltaic cable body 23 penetrates through the wiring protection box 21 and between the arc-shaped clamping plates 243 in the wiring pipe 241, the photovoltaic cable body 23 is protected when moving under the auxiliary action of the balls 244, the photovoltaic cable body 23 extrudes the arc-shaped clamping plates 243, the arc-shaped clamping plates 243 extrude the springs 242 on the wiring pipe 241, the distance between the arc-shaped clamping plates 243 is adjusted under the auxiliary action of the elastic force of the springs 242, so that the photovoltaic cable body 23 with different and direct positions is clamped, the photovoltaic cable body 23 is wound on the winding roller 22 after entering the wiring protection box 21, and the damaged photovoltaic cable body 23 can be directly cut and processed through the wiring connector after being damaged by external reasons in the later stage, so that the length of the photovoltaic cable body 23 is ensured, and the normal work of the photovoltaic cable is ensured.

Further, the protection device 2 includes spacing fixed subassembly 25, spacing fixed subassembly 25 includes first backup pad 251, first backup pad 251 passes through the fixed riser 253 of second backup pad 252, run through screw rod 254 on the first backup pad 251, the turning block 255 on the screw rod 254 is connected with stopper 256 through spacing spout and rotation, stopper 256 one end welding dead lever 257, the fixed arc 258 of dead lever 257 one end, set up holder 259 on the arc 258, it is concrete, the riser 253 is provided with two sets ofly, two sets of riser 253 are about the axis symmetry setting in first backup pad 251, stopper 256 is provided with two sets of, 256 symmetry setting of two sets of stoppers, set up spacing spout on the stopper 256 that is close to the turning block 255, and spacing rotation turning block 255 in the spacing spout, keep away from welding dead lever 257 on the stopper 256 of turning block 255 one end, the dead lever 257 that bonds on the stopper 256, dead lever 257 is the antiskid rubber pad.

In above-mentioned further scheme, rotatory screw rod 254 on the first backup pad 251, turning block 255 on the screw rod 254 rotates in offering the stopper 256 in the spacing spout, thereby it carries out position control to drive the arc 258 on the stopper 256 on the turning block 255, thereby make things convenient for two sets of arcs 258 to carry out spacing fixed to the photovoltaic cable body 23 of different diameters, avoid photovoltaic cable body 23 to receive the outside to keep away from and pull plug 26, avoid plug 26 and connector lug 13 not hard up, influence normal work.

The working principle is as follows: when the photovoltaic junction box for protecting the photovoltaic cable is used, an external power supply is connected, the photovoltaic cable body 23 is stored and protected under the auxiliary action of the protection device 2, and the photovoltaic junction box is electrically connected with the photovoltaic wiring device 1, so that the photovoltaic cable can work normally.

The terms "central," "longitudinal," "lateral," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientation or positional relationship indicated in the drawings for ease of description, but are not intended to indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, and are not to be considered limiting of the scope of the invention.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.

Claims (4)

1. The utility model provides a photovoltaic terminal box of protecting photovoltaic cable, includes photovoltaic termination (1), protection device (2) are fixed to photovoltaic termination (1) one side, and protection device (2) are held fixedly to photovoltaic cable clamp, its characterized in that, protection device (2) rotate on wiring protection box (21) and connect winding roller (22) including wiring protection box (21), and winding photovoltaic cable body (23) both ends are the centre gripping respectively between cable protection component (24) and spacing fixed subassembly (25) on winding roller (22), protect photovoltaic cable body (23) shell through setting up protection component (24), and spacing fixed subassembly (25) avoid plug (26) to drop.

2. The photovoltaic junction box for protecting a photovoltaic cable according to claim 1, wherein: the photovoltaic wiring device (1) comprises a photovoltaic wiring box (11), the photovoltaic wiring box (11) comprises a photovoltaic wiring module (12), and the photovoltaic wiring module (12) is electrically connected with a wiring head (13) through a power transmission line.

3. The photovoltaic junction box for protecting a photovoltaic cable according to claim 1, wherein: protection device (2) include cable protection component (24), and cable protection component (24) include inlet wire pipe (241), and inlet wire pipe (241) are through the flexible position of adjusting arc grip block (243) of spring (242), rotate on arc grip block (243) and connect ball (244) and protect photovoltaic cable body (23) surface.

4. The photovoltaic junction box for protecting a photovoltaic cable according to claim 1, wherein: protection device (2) are including spacing fixed subassembly (25), spacing fixed subassembly (25) are including first backup pad (251), riser (253) are fixed through second backup pad (252) in first backup pad (251), run through screw rod (254) on first backup pad (251), turning block (255) on screw rod (254) are rotated through spacing spout and stopper (256) and are connected, stopper (256) one end welding dead lever (257), arc (258) are fixed to dead lever (257) one end, set up holder (259) on arc (258).

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