CN218975868U

CN218975868U - Waterproof type photovoltaic connector

Info

Publication number: CN218975868U
Application number: CN202221908622.0U
Authority: CN
Inventors: 钮群星
Original assignee: Jiangsu Warren New Energy Technology Co ltd
Current assignee: Jiangsu Warren New Energy Technology Co ltd
Priority date: 2022-07-21
Filing date: 2022-07-21
Publication date: 2023-05-05
Anticipated expiration: 2032-07-21

Abstract

The utility model discloses a waterproof photovoltaic connector, which relates to the technical field of photovoltaic connectors and comprises a first shell, a second shell and a threaded rod, wherein a sealing ring is arranged at the joint of the first shell and the second shell; the utility model discloses a photovoltaic connector, including casing one and casing two, all be provided with the fixed block in casing one and the casing two, the fixed block surface is provided with the gasbag, is provided with the automatic air supplement part to gasbag inflatable in the fixed block, has possessed and can prevent through setting up the sealing washer that the water from getting into inside through the gap of the junction of casing one and casing two to through setting up sealed pad and gasbag, further improve the waterproof performance of connector, guarantee the effect of photovoltaic connector's work efficiency.

Description

Waterproof type photovoltaic connector

Technical Field

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

Background

In a solar photovoltaic system, a solar cell is the most important core element, however, one solar cell can only generate a photo-generated voltage of 0.4-0.7V, which is far lower than the voltage required by practical application. Therefore, in the solar photovoltaic system, a plurality of solar panels are connected through the photovoltaic connector to form a solar cell array, required voltage and current are obtained, the male plug and the female plug of the traditional photovoltaic connector are mostly exposed outside, the traditional photovoltaic connector does not have a waterproof function, direct current insulation is reduced after raining in raining days, an inverter is caused to malfunction, a power station stops generating electricity, and great influence is caused on generating benefit.

Disclosure of Invention

The utility model aims to provide a waterproof type photovoltaic connector, which has the effects that a sealing ring is arranged to prevent water from entering the inside through a gap at the joint of a first shell and a second shell, and a sealing gasket and an air bag are arranged to further improve the waterproof performance of the connector and ensure the working efficiency of the photovoltaic connector, so that the problems in the background art are solved.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the waterproof photovoltaic connector comprises a first shell and a second shell, and further comprises a threaded rod, wherein the first shell and the second shell are connected through a clamping block in a clamping mode, a sealing ring is arranged at the joint of the first shell and the second shell, a male plug and a female plug are respectively arranged in the first shell and the second shell, the male plug and the female plug respectively comprise tail covers arranged outside the shells, sealing gaskets are arranged at the joint of the tail covers and the shells, cables are respectively arranged in the male plug and the female plug, and threaded holes used for the threaded rod to penetrate through and be in threaded connection with the threaded rods are respectively formed in the surface of the second shell and the surface of the clamping block;

the automatic air supplementing device is characterized in that fixing blocks are arranged in the first shell and the second shell, an air bag is arranged on the surface of each fixing block, and an automatic air supplementing component for inflating the air bag is arranged in each fixing block.

Optionally, the automatic air supplementing component comprises a cavity and a first spring, the cavity is arranged inside the fixed block, an air transmission channel is fixedly communicated between the cavity and the air bag, a first telescopic rod is fixedly connected to the inner wall of the cavity, a first pressing plate is fixedly connected to the telescopic part of the first telescopic rod, the first pressing plate is attached to the inner wall of the cavity, and two ends of the first spring are respectively connected with the inner wall of the cavity and the surface of the first pressing plate.

Optionally, a pressing component for preventing the male plug and the female plug from shaking is arranged in the second shell, and the pressing component is in transmission connection with the threaded rod.

Optionally, the pressing component comprises a second telescopic rod, the second telescopic rod is fixedly connected to the inner wall of the second casing, a second pressing plate is fixedly connected to the telescopic part of the second telescopic rod, a concave block used for the threaded rod to extend in is arranged on the surface of the second pressing plate, a second spring is sleeved on the surface of the second telescopic rod, and two ends of the second spring are respectively connected with the inner wall of the second casing and the surface of the second pressing plate.

Optionally, a groove matched with the air bag is formed in the inner wall of the first shell, so that the air bag is attached to the groove, and gaps are avoided.

Optionally, the number of the automatic air supplementing components is two, and the automatic air supplementing components are symmetrically arranged in the fixed block.

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

1. when the gas of the air bag leaks, the air bag is communicated with the cavity through the gas transmission channel, the volume of the gas is reduced, the pressure of the first spring is reduced, and the air of the cavity moves into the air bag under the action of the first spring and the pressing plate, so that the air bag is kept in an expanded state, the service life of the air bag is prolonged, and the sealing quality is ensured.

2. According to the utility model, the sealing ring is arranged, so that water can be prevented from entering the interior through the gap at the joint of the first shell and the second shell, and the waterproof performance and the working efficiency of the equipment are improved.

3. According to the utility model, the threaded rod is rotated to penetrate through the second sealing ring shell and the clamping block to be arranged in the shell, at the moment, the first and second shells are fixed, and then the threaded rod is continuously rotated to drive the pressing plate to move towards the female plug and the male plug, and the pressing plate is gradually compressed and fixed, so that the female plug and the male plug are prevented from shaking, and the stability of the equipment in use is improved.

Drawings

FIG. 1 is an isometric view of a construction of the present utility model;

FIG. 2 is a cross-sectional view of the structure of the present utility model;

fig. 3 is an enlarged view of the structure of fig. 2 a in accordance with the present utility model.

In the figure: 1. a first shell; 2. a second shell; 3. a tail cover; 4. a sealing gasket; 5. a female plug; 6. male insertion; 7. a clamping block; 8. a seal ring; 9. a threaded rod; 10. a fixed block; 11. an air bag; 12. a cavity; 13. a gas transmission channel; 14. a first telescopic rod; 15. a first platen; 16. a first spring; 17. a cable; 21. a second telescopic rod; 22. a second spring; 23. and a second pressing 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.

Referring to fig. 1 to 3, the present embodiment provides a waterproof photovoltaic connector, which includes a first housing 1 and a second housing 2, and further includes a threaded rod 9, the first housing 1 and the second housing 2 are clamped by a clamping block 7, a sealing ring 8 is disposed at a connection position of the first housing 1 and the second housing 2, a male plug 6 and a female plug 5 are respectively disposed in the first housing 1 and the second housing 2, the male plug 6 and the female plug 5 each include a tail cover 3 disposed outside the housing, a sealing pad 4 is disposed at a connection position of the tail cover 3 and the housing, cables 17 are disposed inside the male plug 6 and the female plug 5, and threaded holes for the threaded rod 9 to pass through and be in threaded connection with the surface of the second housing 2 and the surface of the clamping block 7 are respectively disposed on the surface of the clamping block 7.

The shell I and the shell II are respectively provided with a fixed block 10, the surface of the fixed block 10 is provided with an air bag 11, and an automatic air supplementing component for inflating the air bag 11 is arranged in the fixed block 10.

More specifically, in this embodiment, through setting up casing one 1 and casing two 2 respectively at the surface of female 5 and public 6 of inserting, play sealed protection's effect, when connecting, carry out the joint through fixture block 7 that sets up on casing one 2 and casing two 2, and accomplish simultaneously female 5 and public 6 of inserting the connection, afterwards establish sealing washer 8 cover in the junction of casing one 1 and casing two 2, avoid the rainwater to get into inside through the gap of junction of casing one 1 and casing two 2, improve the waterproof performance of equipment, increase equipment life, improve work efficiency, and through setting up sealing washer 4 and gasbag 11, further improve the waterproof performance of connector, rotate threaded rod 9 again and make it pass sealing washer casing two 2 and fixture block 7 respectively and carry out the casing, and contact with second clamp plate 23, accomplish the fixed to casing one 1 and casing two 2 this moment, avoid when the casing takes place to rock when using, influence sealing performance.

Further, in the present embodiment: the automatic air supplementing component comprises a cavity 12 and a first spring 16, wherein the cavity 12 is arranged inside the fixed block 10, an air conveying channel 13 is fixedly communicated between the cavity 12 and the air bag 11, an inner wall of the cavity 12 is fixedly connected with a first telescopic rod 14, a telescopic part of the first telescopic rod 14 is fixedly connected with a first pressing plate 15, the first pressing plate 15 is attached to the inner wall of the cavity 12, and two ends of the first spring 16 are respectively fixedly connected with the inner wall of the cavity 12 and the surface of the first pressing plate 15.

More specifically, in this embodiment, when in use, as shown in fig. 2 and 3, enough gas is preset in the air bag 11 and the cavity 12 at this time, the first pressure plate 15 is driven to move by the elastic restoring force of the first spring 14, and the air bag 11 is inflated to keep the air bag 11 in an inflated state, thereby prolonging the service life of the air bag 11 and ensuring the sealing quality.

Further, in the present embodiment: the second shell 2 is internally provided with a pressing component for preventing the male plug 6 and the female plug 5 from shaking, and the pressing component is in transmission connection with the threaded rod 9.

More specifically, in this embodiment, the male pin 6 and the female pin 5 can be pressed by the pressing member, so that shaking is prevented, and the stability of connection is improved.

Further, in the present embodiment: the pressing component comprises a second telescopic rod 21, the second telescopic rod 21 is fixedly connected to the inner wall of the second casing 2, a second pressing plate 23 is fixedly connected to the telescopic part of the second telescopic rod 21, a concave block used for the threaded rod 9 to extend in is arranged on the surface of the second pressing plate 23, a second spring 22 is sleeved on the surface of the second telescopic rod 21, and two ends of the second spring 22 are fixedly connected with the inner wall of the second casing 2 and the surface of the second pressing plate 23 respectively.

More specifically, in this embodiment, after the threaded rod 9 extends into the housing, the threaded rod 9 is rotated to drive the second pressing plate 23 to move towards the female plug 5 and the male plug 6, and the second pressing plate is gradually pressed and fixed, so that the female plug 5 and the male plug 6 are prevented from shaking, and the stability of the device in use is improved.

Further, in the present embodiment: the inner wall of the first shell 1 is provided with a groove matched with the air bag 11, so that the air bag 11 is attached to the groove, and gaps are avoided.

Further, in the present embodiment: the number of the automatic air supplementing parts is two, and the two automatic air supplementing parts are symmetrically arranged in the fixed block 10, so that the air bag 11 is inflated by the cavity 12 more uniformly.

Working principle: when the waterproof photovoltaic connector is used, the first shell 1 and the second shell 2 are arranged on the surfaces of the first shell 5 and the second shell 6 respectively, so that sealing protection is achieved, when the waterproof photovoltaic connector is connected, the clamping blocks 7 arranged on the first shell 2 are clamped with the second shell 2, meanwhile, the connection of the first shell 5 and the second shell 6 is completed, the sealing rings 8 are sleeved at the connection position of the first shell 1 and the second shell 2, the sealing rings 8 are arranged, water can be prevented from entering the interior through gaps of the connection position of the first shell 1 and the second shell 2, the waterproof performance of equipment is improved, the service life of the equipment is prolonged, the working efficiency is improved, the threaded rods 9 are rotated to enable the threaded rods 9 to penetrate through the second shell 2 and the clamping blocks 7 respectively to be in the shell, contact with the second pressing plates 23, at the moment, the threaded rods of the first shell 1 and the second shell 2 are fixed, then the threaded rods are continuously rotated 9, the second pressing plates 23 are enabled to move towards the direction of the first shell 5 and the second shell 6 and are gradually pressed, the second pressing plates are fixed, the first pressing plates are prevented from shaking of the first shell and the second shell 6 is prevented, and the stability of the equipment in use is improved.

When in use, as shown in fig. 2 and 3, enough gas is preset in the air bag 11 and the cavity 12 at this moment, the first pressure plate 15 is driven to move by the elastic restoring force of the first spring 14, the air pressing the cavity 12 moves into the air bag 11, and the air bag 11 is inflated, so that the air bag 11 is kept in an inflated state, the service life of the air bag 11 is prolonged, and the sealing quality is ensured.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a waterproof type photovoltaic connector, includes casing one (1) and casing two (2), its characterized in that: the novel cable connector is characterized by further comprising a threaded rod (9), wherein the first shell (1) and the second shell (2) are connected through a clamping block (7) in a clamping mode, a sealing ring (8) is arranged at the joint of the first shell (1) and the second shell (2), a male plug (6) and a female plug (5) are respectively arranged in the first shell (1) and the second shell (2), the male plug (6) and the female plug (5) respectively comprise a tail cover (3) arranged outside the shell, a sealing gasket (4) is arranged at the joint of the tail cover (3) and the shell, cables (17) are respectively arranged inside the male plug (6) and the female plug (5), and threaded holes for the threaded rod (9) to penetrate through and be in threaded connection with the threaded rod are respectively formed in the surface of the second shell (2) and the surface of the clamping block (7);

the automatic air supplementing device is characterized in that fixed blocks (10) are arranged in the first shell (1) and the second shell (2), an air bag (11) is arranged on the surface of the fixed block (10), and an automatic air supplementing component for inflating the air bag (11) is arranged in the fixed block (10).

2. The waterproof photovoltaic connector of claim 1, wherein: the automatic air supplementing component comprises a cavity (12) and a first spring (16), wherein the cavity (12) is arranged inside the fixed block (10), an air conveying channel (13) is fixedly communicated between the cavity (12) and the air bag (11), a first telescopic rod (14) is fixedly connected to the inner wall of the cavity (12), a first pressing plate (15) is fixedly connected to the telescopic part of the first telescopic rod (14), the first pressing plate (15) is attached to the inner wall of the cavity (12), and two ends of the first spring (16) are respectively connected with the inner wall of the cavity (12) and the surface of the first pressing plate (15) in a fixed manner.

3. The waterproof photovoltaic connector of claim 2, wherein: the second shell (2) is internally provided with a pressing component used for preventing the male plug (6) and the female plug (5) from shaking, and the pressing component is in transmission connection with the threaded rod (9).

4. The waterproof photovoltaic connector of claim 3, wherein: the pressing component comprises a telescopic rod II (21), the telescopic rod II (21) is fixedly connected to the inner wall of the shell II (2), a second pressing plate (23) is fixedly connected to the telescopic part of the telescopic rod II (21), a concave block used for the threaded rod (9) to stretch in is arranged on the surface of the second pressing plate (23), a spring II (22) is sleeved on the surface of the telescopic rod II (21), and two ends of the spring II (22) are respectively connected with the inner wall of the shell II (2) and the surface of the second pressing plate (23) in a fixed mode.

5. The waterproof photovoltaic connector of claim 2, wherein: the inner wall of the first shell (1) is provided with a groove matched with the air bag (11), so that the air bag (11) is attached to the groove, and gaps are avoided.

6. The waterproof photovoltaic connector of claim 1, wherein: the number of the automatic air supplementing parts is two, and the automatic air supplementing parts are symmetrically arranged in the fixed block (10).