CN219018005U

CN219018005U - Waterproof photovoltaic connector

Info

Publication number: CN219018005U
Application number: CN202320132475.0U
Authority: CN
Inventors: 胡章华
Original assignee: Ningbo Huayu Photovoltaic Technology Co ltd
Current assignee: Ningbo Huayu Photovoltaic Technology Co ltd
Priority date: 2023-01-18
Filing date: 2023-01-18
Publication date: 2023-05-12
Anticipated expiration: 2033-01-18

Abstract

The utility model relates to the technical field of photovoltaic connectors, in particular to a waterproof photovoltaic connector which comprises two plugs and two nuts, wherein the two plugs are positioned between the two nuts, one sides of the two nuts, which are close to the corresponding plugs, are respectively provided with a thread groove and a fourth annular groove, one ends of the two plugs are in threaded connection with the corresponding thread grooves, a third sealing ring fixed with the corresponding plugs is inserted into the fourth annular groove, one side of the thread groove is provided with the third annular groove, and a fourth sealing ring fixed with the corresponding plugs is inserted into the third annular groove.

Description

Waterproof photovoltaic connector

Technical Field

The utility model relates to the technical field of photovoltaic connectors, in particular to a waterproof photovoltaic connector.

Background

In a photovoltaic system, the connector is small in duty ratio, but many links, such as a junction box, a cable connection between a component and an inverter, need the photovoltaic connector, so that the old people in rural areas are more and inconvenient to work, and part of fields are left for people to install the photovoltaic solar panel, and the photovoltaic connector is installed on the photovoltaic solar panel and is close to the ground.

After a part of photovoltaic connectors are installed, fine gaps exist at the joints of the partial structures, the gaps are not sealed well, in the weather of extremely heavy rain, rainwater in the field cannot be discharged rapidly and continuously rises to submerge the photovoltaic connectors, and the photovoltaic connectors are easy to infiltrate into the inside of the photovoltaic connectors by rainwater due to the fact that the photovoltaic connectors are soaked in the rainwater for a long time, so that the photovoltaic connectors are damaged.

Disclosure of Invention

The present utility model is directed to a waterproof photovoltaic connector, which solves the above-mentioned problems of the prior art.

In order to achieve the above purpose, the present utility model provides the following technical solutions:

the utility model provides a waterproof photovoltaic connector, includes two plugs and two nuts, two the plug is located between two nuts, two screw thread groove and fourth ring channel have all been seted up to one side that the nut is close to corresponding plug, two the one end spiro union of plug is installed in corresponding screw thread inslot, install the third sealing ring fixed with corresponding plug in the fourth ring channel, the third ring channel has been seted up to one side of screw thread groove, install the fourth sealing ring fixed with corresponding plug in the third ring channel, the passageway internally fixed of nut has the elastic sleeve, one of them the seal groove and the second ring channel have been seted up to the other end of plug, second ring channel internally inserted and is installed the second sealing ring fixed with another plug, the slot that is linked together with one of them plug internal channel is seted up to the one end spiro union of seal groove, another the other end fixed mounting of plug has the intubate that is linked together with its internal channel, the one end of intubate passes the seal groove and extends to the slot in, install the seal cover in the seal groove and be located intubate, one side of installing corresponding plug in the seal groove, first ring channel internally fixed with seal cover, one of seal cover has been seted up in the passageway, one of seal groove is fixed with another annular groove.

Preferably, the plug assembly comprises two movable grooves, the two movable grooves are symmetrically formed in the other end of one plug, and buckle plates fixed with the other plug are inserted and installed in the two movable grooves.

Preferably, the thickness of the movable groove is larger than the height of the buckle plate, a through groove communicated with the outside is formed in the movable groove, and the buckle plate is of an L-shaped inclined structure.

Preferably, the diameter of the thread groove is smaller than that of the fourth annular groove, the fourth annular groove is matched with the size of the third sealing ring, the third annular groove is matched with the size of the fourth sealing ring, the thread groove is communicated with the channel in the nut, and the diameter of the third annular groove is larger than that of the channel in the nut.

Preferably, the cross-sectional structures of the fourth sealing ring and the third annular groove are isosceles triangle shapes.

Preferably, one end of the insertion tube is in plug-in fit with the slot, the insertion tube is equal to the slot in diameter, and the inner diameter of the insertion tube is equal to the diameter of the channel in the plug.

Preferably, the diameter of the sealing sleeve is equal to the diameter of the sealing groove, the length of the sealing sleeve is larger than that of the sealing groove, the first sealing ring is matched with the first annular groove in size, and the cross-section structure of the first sealing ring and the first annular groove is in an isosceles triangle shape.

Preferably, the dimensions of the second sealing ring and the second annular groove are matched, and the cross-section structures of the second sealing ring and the second annular groove are W-shaped.

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

this waterproof photovoltaic connector, through the elastic sleeve that sets up, ensure that the connecting wire can be tightly clamped by the elastic sleeve after inserting wherein, can not have the slot to produce therein, the rainwater can't get into wherein, the thread groove of rethread setting, the third sealing ring, the fourth sealing ring, fourth ring channel and third ring channel, ensure that the third sealing ring on the plug and fourth sealing ring insert respectively in fourth ring channel and the third ring channel that correspond, guarantee that the rainwater can't permeate into the passageway of plug and nut through the slot between plug and the nut, the seal groove of rethread setting, the slot, first ring channel, the second ring channel, movable groove of rethread, the intubate, the seal cover, first sealing ring, second sealing ring and buckle, ensure that the one end of intubate passes the seal groove and seamless insert in the slot, simultaneously, two buckle insert respectively in two movable grooves, make two plugs stable fix together, and first sealing ring inserts in the seal cover gets into the seal groove completely, the second seamless insert in the second ring channel, guarantee that the rainwater also can't permeate into the passageway of two plugs through the slot between two plugs, guarantee that the rainwater can't permeate into the rainwater in the passageway of two plugs even in the long-time soaking in the slot of plug, even the rainwater can not damage the photovoltaic connector, photovoltaic connector can not be inside photovoltaic connector is avoided to the photovoltaic connector.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a schematic cross-sectional view of the overall apparatus of the present utility model;

FIG. 3 is a schematic diagram of an exploded construction of the overall device of the present utility model;

FIG. 4 is a schematic diagram of an exploded view of the overall device of the present utility model;

fig. 5 is a schematic cross-sectional view of a plug according to the present utility model.

In the figure: 1. a plug; 11. sealing grooves; 12. a slot; 13. a first annular groove; 14. a second annular groove; 15. a movable groove; 16. a through groove; 2. a screw cap; 21. a thread groove; 22. a third annular groove; 23. a fourth annular groove; 3. a cannula; 31. sealing sleeve; 32. a first seal ring; 33. a second seal ring; 4. an elastic sleeve; 5. a third seal ring; 6. a fourth seal ring; 7. the buckle plate.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. 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.

In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

In the description of this patent, it should be noted that, unless explicitly stated and limited otherwise, the terms "mounted," "connected," and "disposed" are to be construed broadly, and may be fixedly connected, disposed, detachably connected, disposed, or integrally connected, disposed, for example. The specific meaning of the terms in this patent will be understood by those of ordinary skill in the art as the case may be.

Furthermore, the terms "first," "second," "third," "fourth" and the like are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first", "a second", "a third" and a fourth "may explicitly or implicitly include one or more such feature. In the description of the present utility model, the meaning of "a number" is two or more, unless explicitly defined otherwise.

Referring to fig. 1-5, the present utility model provides a technical solution:

the waterproof photovoltaic connector comprises two plugs 1 and two nuts 2, wherein the two plugs 1 are positioned between the two nuts 2, one side, close to the corresponding plug 1, of each of the two nuts 2 is provided with a threaded groove 21 and a fourth annular groove 23, one end of each of the two plugs 1 is in threaded connection with the corresponding threaded groove 21, a third sealing ring 5 fixed with the corresponding plug 1 is inserted into the fourth annular groove 23, a third annular groove 22 is formed in one side of the threaded groove 21, a fourth sealing ring 6 fixed with the corresponding plug 1 is inserted into the third annular groove 22, an elastic sleeve 4 is fixedly arranged in a channel of each nut 2, a sealing groove 11 and a second annular groove 14 are formed in the other end of one plug 1, a second sealing ring 33 fixed with the other plug 1 is inserted into the second annular groove 14, one end of each sealing groove 11 is provided with a slot 12 communicated with the inner channel of the other plug 1, one end of each of the inserted pipes 3 penetrates through the sealing grooves 11 and extends into the corresponding slot 12, an elastic sleeve 31 is fixedly arranged on one side of each of the inserted pipes 3, and one side, which is fixedly arranged on the other side, of each of the sealing grooves 31 is fixedly arranged on the sealing sleeve 13, and the sealing sleeve 13 is fixedly arranged on one side, which is fixedly arranged on the other, and is fixedly arranged on one sealing sleeve 13.

In this embodiment, the plug-in assembly includes two movable slots 15, two movable slots 15 are symmetrically arranged at the other end of one of the plugs 1, the buckle plates 7 fixed with the other plug 1 are respectively inserted and installed in the two movable slots 15, and after the two plugs 1 are butted together through the buckle plates 7 and the movable slots 15, the two buckle plates 7 are respectively inserted into the two movable slots 15 to fix the two plugs 1 together stably.

In this embodiment, the thickness of activity groove 15 is greater than the height of buckle 7, set up on the activity groove 15 with the outside logical groove 16 that is linked together, buckle 7 is the slope structure of L shape, ensure that the one end of buckle 7 can insert in the activity groove 15, make the one end of buckle 7 detain in activity groove 15, ensure that two plugs 1 are stable together, simultaneously, when personnel extrude buckle 7 through logical groove 16, can make the one end of buckle 7 slightly incline to the direction of intubate 3, let the one end of buckle 7 incline downwards in activity groove 15, the one end of buckle 7 of being convenient for shifts out from the one end of activity groove 15, make two plugs 1 can separate.

In this embodiment, the diameter of the thread groove 21 is smaller than the diameter of the fourth annular groove 23, the fourth annular groove 23 is matched with the size of the third sealing ring 5, the third annular groove 22 is matched with the size of the fourth sealing ring 6, the thread groove 21 is communicated with the channel in the nut 2, the diameter of the third annular groove 22 is larger than the channel diameter in the nut 2, it is ensured that after one end of the plug 1 is fixed in the thread groove 21 under the action of threads, the third sealing ring 5 on one end of the plug 1 can enter the fourth annular groove 23 and further seal the thread groove 21, and meanwhile, the fourth sealing ring 6 is fixed in the third annular groove 22 and further seals the channel of the nut 2 and the channel of the plug 1, so that rainwater is prevented from penetrating into the channels of the plug 1 and the nut 2 through gaps between the plug 1 and the nut 2.

In this embodiment, the cross-sectional structures of the fourth seal ring 6 and the third annular groove 22 are isosceles triangle shapes, so that the fourth seal ring 6 can be accurately inserted into the third annular groove 22 without being seen by a person.

In this embodiment, one end of the cannula 3 is in plug-in fit with the slot 12, the diameters of the cannula 3 and the slot 12 are equal, the inner diameter of the cannula 3 is equal to the diameter of the channel in the plug 1, so that one end of the cannula 3 can pass through the sealing groove 11 and be seamlessly inserted into the slot 12, and the channel in one of the plugs 1 is ensured to be communicated with the cannula 3.

In this embodiment, the diameter of the sealing sleeve 31 is equal to the diameter of the sealing groove 11, the length of the sealing sleeve 31 is greater than the length of the sealing groove 11, the first sealing ring 32 is matched with the size of the first annular groove 13, the cross-section structure of the first sealing ring 32 and the first annular groove 13 is isosceles triangle, so that the first sealing ring 32 can be accurately inserted into the first annular groove 13 under the condition that people cannot see the sealing sleeve, meanwhile, the sealing sleeve 31 has certain elasticity, the first sealing ring 32 is positioned behind the first annular groove 13, the people need to squeeze the two plugs 1 to be close to each other, the sealing sleeve 31 completely enters the sealing groove 11, the sealing sleeve 31 is filled with the sealing groove 11, gaps are avoided, and rainwater is prevented from penetrating into the channels of the two plugs 1 through the gaps between the two plugs 1.

In this embodiment, the dimensions of the second sealing ring 33 and the second annular groove 14 are adapted, and the cross-sectional structures of the second sealing ring 33 and the second annular groove 14 are W-shaped, so that after the second sealing ring 33 is inserted into the second annular groove 14, rainwater can be further prevented from penetrating into the channels of the two plugs 1 through the gaps between the two plugs 1, and the tightness of the gaps between the two plugs 1 is enhanced.

It should be noted that, the inner wall of one end of the elastic sleeve 4 far away from the plug 1 is in a curved surface structure, so that the connecting wire is conveniently inserted into the elastic sleeve 4, the connecting wire can be tightly clamped after entering the elastic sleeve 4, and no gaps are generated.

When the waterproof photovoltaic connector is used, the two plugs 1 are respectively rotated, one ends of the two plugs 1 respectively enter the two thread grooves 21 under the action of threads, and meanwhile, the third sealing ring 5 and the fourth sealing ring 6 on the plugs 1 are respectively inserted into the corresponding fourth annular groove 23 and the third annular groove 22, so that rainwater cannot penetrate into the channels of the plugs 1 and the nuts 2 through gaps between the plugs 1 and the nuts 2;

then, two connecting wires are respectively inserted into the two elastic sleeves 4, one connecting wire penetrates through the corresponding nut 2 and the channel in one plug 1, then, the other connecting wire extends to the outside through the slot 12 and the first annular groove 13, meanwhile, the other connecting wire penetrates through the corresponding nut 2 and the channel of the other plug 1, then, the connecting wire extends to the outside through the insertion tube 3, then, a worker installs one end of the two connecting wires together, then, the worker penetrates through the sealing groove 11 and seamlessly inserts one end of the insertion tube 3 into the slot 12, simultaneously, the two buckle plates 7 are respectively inserted into the two movable grooves 15, the two plugs 1 are fixed together, the first sealing ring 32 is inserted into the first annular groove 13, the sealing sleeve 31 completely enters into the sealing groove 11, the second sealing ring 33 is seamlessly inserted into the second annular groove 14, it is ensured that rainwater cannot penetrate into the channel of the two plugs 1 through gaps between the two plugs 1, and the photovoltaic connector is prevented from penetrating into the photovoltaic connector even if the photovoltaic connector is soaked in rainwater for a long time, and damage to the photovoltaic connector is avoided.

The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the above-described embodiments, and that the above-described embodiments and descriptions are only preferred embodiments of the present utility model, and are not intended to limit the utility model, and that various changes and modifications may be made therein without departing from the spirit and scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. Waterproof photovoltaic connector, including two plugs (1) and two nuts (2), two plug (1) are located between two nuts (2), its characterized in that: the screw caps (2) are provided with a thread groove (21) and a fourth annular groove (23) at one side close to the corresponding plug (1), one end of one plug (1) is connected in the corresponding thread groove (21) in a threaded manner, a third sealing ring (5) fixed with the corresponding plug (1) is inserted in the fourth annular groove (23), a third annular groove (22) is provided at one side of the thread groove (21), a fourth sealing ring (6) fixed with the corresponding plug (1) is inserted in the third annular groove (22), an elastic sleeve (4) is fixedly arranged in a channel of the screw cap (2), a sealing groove (11) and a second annular groove (14) are arranged at the other end of one plug (1), a second sealing ring (33) fixed with the other plug (1) is inserted in the second annular groove (14), a slot (12) communicated with the inner channel of one plug (1) is provided at one end of the sealing groove (11), the other end of the other plug (1) is fixedly provided with a fourth sealing ring (6) fixed with the corresponding plug (1), the other end of the other sealing ring is fixedly connected with the inner channel (3) of the other plug (1) and extends to the sealing sleeve (3) and is arranged in the sealing sleeve (11) in the sealing groove (3), one side of the sealing groove (11) is provided with a first annular groove (13), a first sealing ring (32) fixed with the sealing sleeve (31) is fixedly installed in the first annular groove (13), and one plug (1) is provided with a plug assembly for fixing the other plug (1).

2. The waterproof photovoltaic connector of claim 1, wherein: the plug-in assembly comprises two movable grooves (15), wherein the two movable grooves (15) are symmetrically formed in the other end of one plug (1), and pinch plates (7) fixed with the other plug (1) are inserted in the two movable grooves (15).

3. The waterproof photovoltaic connector of claim 2, wherein: the thickness of the movable groove (15) is greater than the height of the buckle plate (7), a through groove (16) communicated with the outside is formed in the movable groove (15), and the buckle plate (7) is of an L-shaped inclined structure.

4. The waterproof photovoltaic connector of claim 1, wherein: the diameter of the thread groove (21) is smaller than that of a fourth annular groove (23), the fourth annular groove (23) is matched with the size of the third sealing ring (5), the third annular groove (22) is matched with the size of the fourth sealing ring (6), the thread groove (21) is communicated with a channel in the nut (2), and the diameter of the third annular groove (22) is larger than the diameter of the channel in the nut (2).

5. The waterproof photovoltaic connector of claim 4, wherein: the cross-section structures of the fourth sealing ring (6) and the third annular groove (22) are isosceles triangle-shaped.

6. The waterproof photovoltaic connector of claim 1, wherein: one end of the insertion tube (3) is in plug-in fit with the slot (12), the diameter of the insertion tube (3) is equal to that of the slot (12), and the inner diameter of the insertion tube (3) is equal to that of the channel in the plug (1).

7. The waterproof photovoltaic connector of claim 1, wherein: the diameter of seal cover (31) equals with the diameter of seal groove (11), the length of seal cover (31) is greater than the length of seal groove (11), the size looks adaptation of first sealing ring (32) and first ring channel (13), the cross-sectional structure of first sealing ring (32) and first ring channel (13) is isosceles triangle shape.

8. The waterproof photovoltaic connector of claim 1, wherein: the dimensions of the second sealing ring (33) and the second annular groove (14) are matched, and the cross-section structures of the second sealing ring (33) and the second annular groove (14) are W-shaped.