Photovoltaic module wiring device for photovoltaic power generation

Abstract

The utility model relates to the technical field of wiring devices, and discloses a photovoltaic module wiring device for photovoltaic power generation, which comprises a first wiring box and a second wiring box. The surfaces of the sides, close to each other, of the first junction box and the second junction box are each provided with a plurality of correspondingly-arranged wiring grooves, a connecting wire is fixedly installed in each wiring groove, and firstly, wires needing wiring penetrate into the two ends of the wiring grooves correspondingly and are connected with cutting pieces at the two ends of the connecting wires correspondingly; the first junction box and the second junction box are closed through the fastening assembly, and the cutting blade is cut into a wire sheath through pressure generated by closing and is in contact with a copper core to complete wiring work, so that the wiring convenience and efficiency of the equipment are improved; and the two semicircular ring extending ends can be reinforced in a closed state, and the fixing effect is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of wiring devices, in particular to a photovoltaic component wiring device for photovoltaic power generation. Background Art

[0002] Photovoltaic power generation is a technology that uses the photovoltaic effect of semiconductor interfaces to directly convert light energy into electrical energy. It consists of solar panels, controllers, inverters, etc. Solar cells are connected in series and then packaged and protected to form large-area solar cell modules. Wiring devices are required for wiring operations before using photovoltaic modules.

[0003] In the prior art, there is a photovoltaic module wiring device with the authorization publication number CN219123590U, which includes a base and a shell, the top of the base is connected to the shell by bolts, and the shell is provided with wiring grooves on both sides, the wiring grooves are slidably connected with a wiring barrel, the outer side of the wiring barrel is fixedly connected with a positioning ring by screws, and one side of the positioning ring is located at the periphery of the wiring barrel and is fixedly connected with a limit rod by screws. A photovoltaic module wiring device has a simple and compact structure, low cost, more stable and quick use, and is suitable for being widely promoted and used.

[0004] In the above technical solution, when wiring, the insulation skin on the surface of the wire needs to be peeled off before installation and wiring work is carried out, which will affect the wiring efficiency. For this reason, we propose a photovoltaic module wiring device for photovoltaic power generation. Utility Model Content

[0005] The utility model provides a photovoltaic assembly wiring device for photovoltaic power generation, which solves the technical problem that the insulation skin on the surface of the wire needs to be peeled off during wiring, and the wiring work is performed during installation, which affects the wiring efficiency.

[0006] In order to solve the above technical problems, the utility model provides a photovoltaic module wiring device for photovoltaic power generation, including a first junction box and a second junction box, wherein the first junction box and the second junction box are provided with a plurality of correspondingly arranged wiring grooves on their surfaces on one side close to each other, and a connecting wire is fixedly installed inside each of the wiring grooves, and the two ends of the connecting wire extend to the two ends of the wiring groove respectively, and the two ends of the connecting wire are connected to a plurality of cutting blades, and the cutting blades are fixed inside the wiring grooves and connected to the connecting wires;

[0007] The first junction box and the second junction box are installed with fastening components.

[0008] Preferably, the fastening assembly includes a plurality of mounting grooves extending through the first junction box, a threaded rod is movably installed inside each of the mounting grooves, a plurality of threaded grooves are extending through the second junction box, the plurality of threaded grooves correspond to the plurality of mounting grooves in a one-to-one manner, and the threaded rods are all threadedly connected in the corresponding threaded grooves.

[0009] Preferably, a semicircular extension end is extended outwardly from the outside of the first junction box and the second junction box and at the opening of each junction slot, a fastener is sleeved on the outside of the semicircular extension end, and a sealing ring is installed on the inner wall of each semicircular extension end.

[0010] Preferably, sealing bosses are fixedly connected on the upper and lower sides of each wiring slot on the first junction box, and sealing boss connecting grooves for connecting the sealing bosses are provided on the upper and lower sides of each wiring slot on the second junction box.

[0011] Preferably, the fastener comprises a threaded sleeve, the threaded sleeve is sleeved on the outside of the semicircular ring extension end, and the internal thread of the threaded sleeve is threadedly connected with the external thread of the semicircular ring extension end.

[0012] Preferably, an opening is provided on the outer wall of the threaded sleeve, and the opening is communicated with the inner wall of the threaded sleeve.

[0013] Preferably, a plurality of positioning pins are fixedly mounted on the first junction box, a plurality of positioning holes are formed on the second junction box, and the plurality of positioning holes are arranged in a one-to-one correspondence with the plurality of positioning pins.

[0014] Compared with the related art, the photovoltaic module wiring device for photovoltaic power generation provided by the utility model has the following beneficial effects:

[0015] 1. A photovoltaic module wiring device for photovoltaic power generation. When in use, the wires required for wiring are first inserted into the two ends of the wiring slot respectively, and are respectively connected to the cutting pieces at the two ends of the connecting line, and the first junction box and the second junction box are closed by fastening the assembly. The pressure generated by the closing causes the cutting piece to cut into the outer skin of the wire and contact with the copper core to complete the wiring work, thereby improving the convenience and efficiency of equipment wiring.

[0016] 2. A photovoltaic module wiring device for photovoltaic power generation, during installation, by installing a threaded sleeve onto a semicircular ring extension end in a closed state, the closed state of the two semicircular ring extension ends can be reinforced to improve the fixing effect. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a schematic diagram of the overall structure of a photovoltaic module wiring device for photovoltaic power generation;

[0018] Figure 2It is a structural schematic diagram of a first junction box of a photovoltaic assembly wiring device for photovoltaic power generation;

[0019] Figure 3 It is a structural schematic diagram of a second junction box of a photovoltaic assembly wiring device for photovoltaic power generation;

[0020] Figure 4 It is a schematic structural diagram of an overall side view of a photovoltaic module wiring device for photovoltaic power generation;

[0021] Figure 5 for Figure 4 The enlarged structural diagram at A in the middle;

[0022] Figure 6 The present invention is a structural schematic diagram of a threaded sleeve of a photovoltaic module wiring device for photovoltaic power generation.

[0023] Numbers in the figure: 1, first junction box; 11, positioning pin; 12, positioning hole; 13, sealing boss; 14, sealing boss connecting groove; 2, second junction box; 3, wiring groove; 31, connecting wire; 32, cutting piece; 4, semicircular ring extension end; 41, fastener; 411, external thread; 412, threaded sleeve; 413, internal thread; 414, opening; 42, sealing ring; 5, fastening assembly; 51, mounting groove; 52, threaded rod; 53, threaded groove. DETAILED DESCRIPTION

[0024] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0025] Embodiment 1, by Figure 1-6 The utility model provides a photovoltaic module wiring device for photovoltaic power generation, comprising a first junction box 1 and a second junction box 2. The first junction box 1 and the second junction box 2 are provided with a plurality of correspondingly arranged wiring slots 3 on their surfaces close to each other. A connecting wire 31 is fixedly installed inside each wiring slot 3. Both ends of the connecting wire 31 extend to both ends of the wiring slot 3 respectively. Both ends of the connecting wire 31 are connected with a plurality of cutting blades 32. The cutting blades 32 are fixed inside the wiring slot 3 and connected to the connecting wire 31.

[0026] A fastening assembly 5 is installed on the first junction box 1 and the second junction box 2;

[0027] When in use, firstly, the wires required for wiring are respectively inserted into the two ends of the wiring slot 3, and respectively connected to the cutting pieces 32 at the two ends of the connecting wire 31, and the first wiring box 1 and the second wiring box 2 are closed by the fastening assembly 5. The pressure generated by the closure causes the cutting piece 32 to cut into the outer sheath of the wire and contact with the copper core to complete the wiring work, thereby improving the convenience and efficiency of equipment wiring.

[0028] In this embodiment, the fastening assembly 5 includes a plurality of mounting grooves 51 extending through the first junction box 1, a threaded rod 52 being movably installed inside each mounting groove 51, a plurality of threaded grooves 53 extending through the second junction box 2, the plurality of threaded grooves 53 corresponding to the plurality of mounting grooves 51, and the threaded rods 52 are all threadedly connected in the corresponding threaded grooves 53. When in use, the threaded rods 52 are rotated to cooperate with the threaded grooves 53, so that the first junction box 1 and the second junction box 2 are brought close to each other and closed.

[0029] In this embodiment, a semicircular extension end 4 is extended outward from the outside of the first junction box 1 and the second junction box 2 and at the opening of each junction slot 3, a fastener 41 is sleeved on the outside of the semicircular extension end 4, and a sealing ring 42 is installed on the inner wall of each semicircular extension end 4. When the two semicircular extension ends 4 and the sealing ring 42 are closed, they form a closed ring, which is wrapped around the outside of the wire insulation skin and can perform sealing work.

[0030] In this embodiment, sealing bosses 13 are fixedly connected on the upper and lower sides of each wiring slot 3 on the first wiring box 1, and sealing boss connecting grooves 14 for connecting the sealing bosses 13 are opened on the upper and lower sides of each wiring slot 3 on the second wiring box 2. When the second wiring box 2 and the first wiring box 1 are in a closed state, the sealing bosses 13 are connected to the inside of the sealing boss connecting grooves 14, which can seal the opening of the wiring slot 3 and improve the sealing of the completed wiring.

[0031] In this embodiment, the fastener 41 includes a threaded sleeve 412, which is sleeved on the outside of the semi-circular extension end 4. The internal thread 413 of the threaded sleeve 412 is threadedly connected with the external thread 411 of the semi-circular extension end 4. During installation, by installing the threaded sleeve 412 onto the semi-circular extension end 4 in a closed state, the closed state of the two semi-circular extension ends 4 can be reinforced to improve the fixing effect.

[0032] In this embodiment, an opening 414 is provided on the outer wall of the threaded sleeve 412 , and the opening 414 is communicated with the inner wall of the threaded sleeve 412 . During installation, the opening 414 can be used to insert the wire into the threaded sleeve 412 , which is convenient for workers to install.

[0033] In this embodiment, a plurality of positioning pins 11 are fixedly installed on the first junction box 1, and a plurality of positioning holes 12 are opened on the second junction box 2. The plurality of positioning holes 12 are arranged in a one-to-one correspondence with the plurality of positioning pins 11. During installation, the positioning pins 11 are inserted into the corresponding positioning holes 12, which can facilitate assembly and positioning by the staff.

[0034] The working principle of this utility model:

[0035] When in use, firstly, the wires required for wiring are respectively inserted into the two ends of the wiring slot 3, and respectively connected to the cutting pieces 32 at the two ends of the connecting wire 31, and the first wiring box 1 and the second wiring box 2 are closed by the fastening assembly 5. The pressure generated by the closure causes the cutting piece 32 to cut into the outer sheath of the wire and contact with the copper core to complete the wiring work, thereby improving the convenience and efficiency of equipment wiring.

[0036] During installation, by installing the threaded sleeve 412 onto the semi-circular ring extension end 4 in the closed state, the closed state of the two semi-circular ring extension ends 4 can be reinforced to improve the fixing effect.

[0037] Finally, it should be noted that the above is only a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A photovoltaic module wiring device for photovoltaic power generation, comprising a first wiring box (1) and a second wiring box (2), characterized in that: A plurality of correspondingly arranged wiring slots (3) are provided on surfaces of one side of the first wiring box (1) and the second wiring box (2) that are close to each other, a connecting wire (31) is fixedly installed inside each of the wiring slots (3), two ends of the connecting wire (31) respectively extend to two ends of the wiring slot (3), and two ends of the connecting wire (31) are connected to a plurality of cutting pieces (32), and the cutting pieces (32) are fixed inside the wiring slot (3) and connected to the connecting wire (31); A fastening assembly (5) is installed on the first junction box (1) and the second junction box (2).

2. A photovoltaic assembly wiring device for photovoltaic power generation according to claim 1, characterized in that: The fastening assembly (5) comprises a plurality of mounting grooves (51) extending through the first junction box (1), a threaded rod (52) being movably mounted inside each of the mounting grooves (51), a plurality of threaded grooves (53) extending through the second junction box (2), the plurality of threaded grooves (53) being arranged in one-to-one correspondence with the plurality of mounting grooves (51), and the threaded rods (52) being threadedly connected in corresponding threaded grooves (53).

3. A photovoltaic assembly wiring device for photovoltaic power generation according to claim 1, characterized in that: A semicircular extension end (4) is extended outwardly from the outside of the first junction box (1) and the second junction box (2) and located at the opening of each junction slot (3); a fastener (41) is sleeved on the outside of the semicircular extension end (4); and a sealing ring (42) is installed on the inner wall of each semicircular extension end (4).

4. A photovoltaic assembly wiring device for photovoltaic power generation according to claim 3, characterized in that: The first junction box (1) is provided with sealing bosses (13) fixedly connected to the upper and lower sides of each wiring slot (3), and the second junction box (2) is provided with sealing boss connection grooves (14) for connecting the sealing bosses (13) to the upper and lower sides of each wiring slot (3).

5. A photovoltaic assembly wiring device for photovoltaic power generation according to claim 3, characterized in that: The fastener (41) comprises a threaded sleeve (412), the threaded sleeve (412) is sleeved on the outside of the semicircular ring extension end (4), and the internal thread (413) of the threaded sleeve (412) is threadedly connected to the external thread (411) of the semicircular ring extension end (4).

6. A photovoltaic assembly wiring device for photovoltaic power generation according to claim 5, characterized in that: An opening (414) is provided on the outer wall of the threaded sleeve (412), and the opening (414) is communicated with the inner wall of the threaded sleeve (412).

7. A photovoltaic assembly wiring device for photovoltaic power generation according to claim 6, characterized in that: A plurality of positioning pins (11) are fixedly mounted on the first junction box (1), a plurality of positioning holes (12) are opened on the second junction box (2), and the plurality of positioning holes (12) and the plurality of positioning pins (11) are arranged in a one-to-one correspondence.

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