CN219717349U - Waterproof device for photovoltaic wiring terminal - Google Patents

Abstract

The utility model discloses a waterproof device for a photovoltaic binding post, which comprises an anode plug-in unit and a cathode plug-in unit, wherein the anode plug-in unit is provided with an anode inner core, the cathode plug-in unit is provided with a cathode inner core, one ends of the anode inner core and the cathode inner core are respectively provided with a wire, and the wire inlet ends of the anode plug-in unit and the cathode plug-in unit are respectively provided with a fixing component for fixing the wires. According to the photovoltaic terminal, when the photovoltaic terminal is used, the positive electrode inner core is inserted into the positive electrode insert, the negative electrode inner core is inserted into the negative electrode insert, the wire is fixed by the fixing component, the fixing nut is rotated when the wire is fixed, one side of the arc-shaped plate with the trapezoid cross section is tightened under the action of the fixing nut to fix the wire, the sealing cover is arranged outside the positive electrode insert and the negative electrode insert, and the waterproof rubber sleeve is sleeved at the joint of the wire and the sealing cover, so that the joint of the sealing cover and the wire has a good waterproof effect, and the phenomenon that the wire is difficult to fall off due to stress is ensured by the fixing component.

Description

Waterproof device for photovoltaic wiring terminal

Technical Field

The utility model relates to the technical field of photovoltaic wiring terminals, in particular to a waterproof device for a photovoltaic wiring terminal.

Background

The photovoltaic binding post mainly comprises an anode plug-in, a cathode plug-in, an anode inner core and a cathode inner core, when the photovoltaic binding post is connected, the anode inner core is generally inserted into the anode plug-in, the cathode inner core is inserted into the cathode plug-in, and then the anode plug-in is inserted into the cathode plug-in, so that the connection of the photovoltaic binding post can be completed, but when the inner core is connected with the plug-in, the inner core is generally directly inserted into the plug-in, the inner core is fixed only by a locking structure in the plug-in, and a wire connected with the inner core is not fixed, so that the phenomenon that the inner core falls off easily occurs when the wire connected with the inner core is stressed in the using process, and the use of the binding post is affected.

Therefore, the present solution provides a waterproof device for a photovoltaic terminal, so as to solve the above problem.

The foregoing is provided merely to facilitate an understanding of the principles of the utility model and is not intended to constitute an admission that the foregoing is of the closest prior art.

Disclosure of Invention

The utility model mainly aims to provide a waterproof device for a photovoltaic wiring terminal, and aims to solve the technical problem of connection and fixation of a lead of the photovoltaic wiring terminal.

In order to achieve the purpose, the technical scheme of the utility model is realized as follows: the waterproof device for the photovoltaic wiring terminal comprises an anode plug-in unit and a cathode plug-in unit, wherein the anode plug-in unit is internally provided with an anode inner core, the cathode plug-in unit is internally provided with a cathode inner core, one ends of the anode inner core and the cathode inner core are respectively provided with a wire, wire inlet ends of the anode plug-in unit and the cathode plug-in unit are respectively provided with a fixing component for fixing the wires, the anode plug-in unit and the cathode plug-in unit are externally connected with a sealing cover in a threaded manner, a waterproof rubber sleeve is sleeved outside the wires, and the waterproof rubber sleeve is sleeved outside the sealing cover;

the fixing assembly comprises a plurality of arc plates which are arranged at the inlet ends of the positive electrode plug-in unit and the negative electrode plug-in unit in a circumferential array, the cross section of each arc plate is trapezoid, and the outer threads of the arc plates are connected with fixing nuts.

Further, barbs for fixing the wires are arranged on the inner sides of the arc-shaped plates.

Further, a sealing gasket is arranged on one side of the sealing cover, which is connected with the positive electrode plug-in unit and the negative electrode plug-in unit.

Further, a baffle is arranged outside the negative electrode plug-in, and the negative electrode plug-in is externally connected with a mounting bolt in a threaded manner.

Further, a waterproof bulge is arranged in the waterproof rubber sleeve, and a waterproof groove matched with the waterproof bulge is formed in the sealing cover.

Further, two fixing hooks are arranged outside the positive electrode plug-in, and two fixing grooves matched with the fixing hooks are formed outside the negative electrode plug-in.

The beneficial effects of the utility model are as follows: when using this photovoltaic terminal, insert positive pole inner core in the positive pole plug-in components, in the negative pole inner core inserted the negative pole plug-in components, the wire is fixed with fixed subassembly, when the wire is fixed, rotate fixation nut, the cross-section is trapezoidal arc and tightens up under fixation nut's effect one side, fix the wire, install sealed lid outside positive pole plug-in components and negative pole plug-in components again to use waterproof rubber sleeve to have good waterproof effect in the junction of sealed lid and sealed lid with the wire, guarantee the difficult phenomenon that drops of wire atress through fixed subassembly.

Drawings

FIG. 1 is a schematic illustration of a front cross-sectional structure of an embodiment of the present utility model;

FIG. 2 is a schematic perspective view of an anode plug-in unit according to an embodiment of the present utility model;

fig. 3 is a schematic perspective view of a waterproof rubber sleeve according to an embodiment of the present utility model.

Reference numerals illustrate:

1. a positive electrode insert; 2. a negative electrode insert; 3. an anode inner core; 4. a negative electrode inner core; 5. a wire; 6. a fixing assembly; 601. an arc-shaped plate; 602. a fixed screw cap; 603. a barb; 7. sealing cover; 8. a waterproof rubber sleeve; 9. a sealing gasket; 10. a baffle; 11. installing a bolt; 12. waterproof bulges; 13. and a fixing hook.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the utility model. Embodiments of the utility model and features of the embodiments may be combined with each other without conflict. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

It should be noted that, if directional indications (such as up, down, left, right, front, and rear … …) are included in the embodiments of the present utility model, the directional indications are merely used to explain the relative positional relationship, movement conditions, etc. between the components in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indications are correspondingly changed.

See fig. 1-3: the waterproof device for the photovoltaic wiring terminal comprises an anode plug-in 1 and a cathode plug-in 2, wherein an anode inner core 3 is inserted in the anode plug-in 1, a cathode inner core 4 is inserted in the cathode plug-in 2, wires 5 are arranged at one ends of the anode inner core 3 and the cathode inner core 4, a fixing component 6 for fixing the wires 5 is arranged at the inlet ends of the anode plug-in 1 and the cathode plug-in 2, a sealing cover 7 is connected with the outer ends of the anode plug-in 1 and the cathode plug-in 2 in a threaded manner, a waterproof rubber sleeve 8 is sleeved outside the wires 5, and the waterproof rubber sleeve 8 is sleeved outside the sealing cover 7;

the fixing component 6 comprises a plurality of arc plates 601 which are arranged at the inlet ends of the positive electrode plug-in 1 and the negative electrode plug-in 2 in a circumferential array, the cross section of each arc plate 601 is trapezoid, and the outer threads of each arc plate 601 are connected with fixing nuts 602.

According to the photovoltaic terminal, when the photovoltaic terminal is used, the positive electrode inner core 3 is inserted into the positive electrode insert 1, the negative electrode inner core 4 is inserted into the negative electrode insert 2, the lead 5 is fixed by the fixing component 6, when the lead 5 is fixed, the fixing nut 602 is rotated, the arc-shaped plate 601 with the trapezoid cross section is tightened on one side under the action of the fixing nut 602, the lead 5 is fixed, the sealing cover 7 is arranged outside the positive electrode insert 1 and the negative electrode insert 2, and the connecting part of the lead 5 and the sealing cover 7 is sleeved by the waterproof rubber sleeve 8, so that the connecting part of the sealing cover 7 and the lead 5 has a good waterproof effect, and the stress of the lead 5 is ensured not to easily fall off by the fixing component 6.

In an embodiment, the inner side of the arc plate 601 is provided with a barb 603 for fixing the wire 5, and through the barb 603, not only can the wire 5 be fixed, but also a reaction force is provided when the wire 5 is stressed, so that the wire 5 is prevented from falling off.

In one embodiment, a sealing gasket 9 is arranged on one side of the sealing cover 7 connected with the positive electrode plug-in 1 and the negative electrode plug-in 2, and the sealing performance of the connecting part of the sealing cover 7 and the positive electrode plug-in 1 and the negative electrode plug-in 2 is ensured through the sealing gasket 9.

In one embodiment, a baffle 10 is arranged outside the negative electrode plug-in unit 2, the negative electrode plug-in unit 2 is externally connected with a mounting bolt 11 through threads, and the terminal is conveniently fixed outside the junction box through the baffle 10 and the mounting bolt 11.

In an embodiment, waterproof bulge 12 is provided in waterproof rubber sleeve 8, waterproof groove matched with waterproof bulge 12 is provided outside sealing cover 7, and water can be prevented from entering positive electrode plug-in 1 or negative electrode plug-in 2 through the junction of waterproof rubber sleeve 8 and sealing cover 7 through waterproof bulge 12 and waterproof groove.

In an embodiment, two fixing hooks 13 are arranged outside the positive electrode plug-in 1, two fixing grooves matched with the fixing hooks 13 are formed outside the negative electrode plug-in 2, and the phenomenon that the positive electrode plug-in 1 and the negative electrode plug-in 2 are not easy to fall off after being plugged through the fixing hooks 13 and the fixing grooves is facilitated.

The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, alternatives, and improvements within the spirit and principles of the utility model.

Claims (6)

1. Waterproof device for photovoltaic binding post, including anodal plug-in components (1) and negative pole plug-in components (2), its characterized in that: the positive pole plug-in components (1) are interior, and the plug-in components have positive pole inner core (3), negative pole plug-in components (2) are interior, negative pole inner core (4) has, positive pole inner core (3) and negative pole inner core (4)'s one end all are provided with wire (5), positive pole plug-in components (1) and negative pole plug-in components (2) inlet wire end all set up fixed subassembly (6) that are used for fixed wire (5), positive pole plug-in components (1) and negative pole plug-in components (2) equal threaded connection have sealed lid (7), wire (5) overcoat is equipped with waterproof rubber cover (8), waterproof rubber cover (8) cover is established outside sealed lid (7);

the fixing assembly (6) comprises a plurality of arc plates (601) which are arranged at the inlet ends of the positive electrode plug-in unit (1) and the negative electrode plug-in unit (2) in a circumferential array, the cross section of each arc plate (601) is trapezoid, and the arc plates (601) are externally connected with fixing nuts (602) in a threaded mode.

2. A waterproof device for a photovoltaic terminal according to claim 1, characterized in that the inside of the arc plate (601) is provided with barbs (603) for fixing the wires (5).

3. The waterproof device for a photovoltaic terminal according to claim 1, characterized in that the sealing cover (7) is provided with a sealing gasket (9) on the side connected to the positive and negative electrode inserts (1, 2).

4. The waterproof device for the photovoltaic wiring terminal according to claim 1, wherein a baffle (10) is arranged outside the negative electrode insert (2), and the negative electrode insert (2) is externally connected with a mounting bolt (11).

5. The waterproof device for the photovoltaic wiring terminal according to claim 1, wherein a waterproof protrusion (12) is arranged in the waterproof rubber sleeve (8), and a waterproof groove matched with the waterproof protrusion (12) is formed in the sealing cover (7) in an outward manner.

6. The waterproof device for the photovoltaic wiring terminal according to claim 1, wherein two fixing hooks (13) are arranged outside the positive electrode plug-in unit (1), and two fixing grooves matched with the fixing hooks (13) are formed outside the negative electrode plug-in unit (2).