Solar photovoltaic cable joint

Abstract

The utility model provides a solar photovoltaic cable joint, which relates to the technical field of cable joints, and comprises a male joint assembly and a female joint assembly, one end of the male joint assembly is connected with the inside of the female joint assembly, and the top of the female joint assembly is provided with a protection assembly. And a fixing assembly is arranged on the side face of the female head connector assembly, the female head connector assembly comprises a second mounting sleeve, rotating seats are mounted at the two ends of the second mounting sleeve, and connecting plates are mounted on the outer sides of the rotating seats. According to the utility model, the rotating seat is rotated to drive the connecting plate to be close to the first mounting sleeve, and then the pneumatic telescopic rod is used for controlling the clamping plates to effectively clamp and limit the two sides of the first mounting sleeve, so that the connection stability of the male joint assembly and the female joint assembly is ensured, and the stable transmission of current is ensured; the problems of poor contact, short circuit or open circuit and the like are avoided, faults are reduced, the maintenance and repair cost is further reduced, and the service life of the cable joint is prolonged.

Description

Technical Field

[0001] The utility model relates to the technical field of cable joints, in particular to a solar photovoltaic cable joint. Background Art

[0002] The photovoltaic cable connector is a component that connects photovoltaic cables in a solar photovoltaic system. It is responsible for connecting the solar photovoltaic cable to solar photovoltaic modules, inverters or other electrical equipment to achieve current transmission and connection reliability.

[0003] After long-term and frequent plugging and unplugging, existing photovoltaic cable connectors are prone to unstable connections, which in turn causes the connectors to loosen, resulting in unstable current transmission. Utility Model Content

[0004] The utility model aims to solve the problem in the prior art that after long-term and frequent plugging and unplugging of photovoltaic cable connectors, the connection between connectors is easily unstable, which leads to loosening of the connectors and thus causes unstable current transmission.

[0005] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme: a solar photovoltaic cable connector, comprising a male connector assembly and a female connector assembly, one end of the male connector assembly is connected to the inside of the female connector assembly, a protective assembly is arranged on the top of the female connector assembly, a fixing assembly is arranged on the side of the female connector assembly, the female connector assembly comprises a second mounting sleeve, a rotating seat is installed at both ends of the second mounting sleeve, a connecting plate is installed on the outer side of the rotating seat, a pneumatic telescopic rod is installed at one end of the connecting plate, and splints are installed at both ends of the pneumatic telescopic rod, the male connector assembly comprises a first mounting sleeve, and the splints are buckled on both sides of the first mounting sleeve.

[0006] Preferably, a mounting piece is provided on the side of the second mounting sleeve, a female main body tube is provided inside the mounting piece and the second mounting sleeve, slide rails are installed on the top and bottom of the second mounting sleeve, a hydraulic telescopic rod is installed inside the slide rail, one end of the hydraulic telescopic rod is connected to a sliding block, and a protective cover is installed on the top of the sliding block.

[0007] Preferably, limit blocks are symmetrically installed on both sides of the first installation sleeve, and the side surfaces of the clamping plate are connected to the side surfaces of the limit blocks.

[0008] Preferably, a clamping ring is provided on the inner side of the protective cover, and the protective cover is arranged above the female head main body tube.

[0009] Preferably, a male main body tube is arranged inside the first installation sleeve, a sealing ring is arranged outside the male main body tube, a mounting head is connected to one end of the male main body tube, and pins are symmetrically installed on the side of the first installation sleeve.

[0010] Preferably, the female connector assembly further comprises a loosening clamping nut, wherein a clamping device and a waterproof sealing gasket are provided inside the loosening clamping nut.

[0011] Compared with the prior art, the advantages and positive effects of the utility model are:

[0012] 1. In the utility model, the connecting plate is driven close to the first installation sleeve by rotating the rotating seat, and then the two sides of the first installation sleeve are effectively clamped and limited by the pneumatic telescopic rod to ensure the stability of the connection between the male connector assembly and the female connector assembly, ensure the stable transmission of current, avoid problems such as poor contact, short circuit or open circuit, reduce the occurrence of faults, and thus reduce the maintenance and repair costs, extend the service life of the cable connector, and ensure the stable operation of the photovoltaic system.

[0013] 2. In the utility model, the hydraulic telescopic rod is extended and retracted to push the slider to slide inside the slide rail, thereby driving the protective cover to be set at the connection between the male connector assembly and the female connector assembly, which is beneficial to further provide protection for the connection between the male connector assembly and the female connector assembly, further prevent water vapor from entering the connection, avoid poor contact of the cable connector, and at the same time help avoid direct exposure to sunlight, protect against ultraviolet rays, and extend the service life of the connector connection. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 The utility model provides a three-dimensional structural schematic diagram of a solar photovoltaic cable connector;

[0015] Figure 2 This is another structural schematic diagram of the solar photovoltaic cable connector proposed by the utility model;

[0016] Figure 3 The utility model provides a schematic diagram of the exploded structure of a solar photovoltaic cable connector;

[0017] Figure 4 The utility model provides a partial exploded structural schematic diagram of a solar photovoltaic cable connector.

[0018] Legend: 1. Male connector assembly; 101. Male main tube; 102. Sealing ring; 103. Mounting head; 104. Pin; 105. First mounting sleeve; 2. Female connector assembly; 201. Mounting piece; 202. Waterproof sealing pad; 203. Gripper; 204. Loosen locking nut; 205. Second mounting sleeve; 206. Female main tube; 3. Protective assembly; 301. Slide rail; 302. Hydraulic telescopic rod; 303. Sliding block; 304. Protective cover; 305. Snap ring; 4. Fixing assembly; 401. Rotating seat; 402. Connecting plate; 403. Pneumatic telescopic rod; 404. Clamp; 405. Limit block. DETAILED DESCRIPTION

[0019] In order to more clearly understand the above-mentioned purpose, features and advantages of the utility model, the utility model is further described below in conjunction with the accompanying drawings and embodiments. It should be noted that the embodiments of the present application and the features in the embodiments can be combined with each other without conflict.

[0020] In the following description, many specific details are set forth to facilitate a full understanding of the present invention. However, the present invention may also be implemented in other ways than those described herein. Therefore, the present invention is not limited to the specific embodiments of the following disclosure. Example 1

[0021] like Figure 1-Figure 4 As shown, the utility model provides a technical solution: a solar photovoltaic cable connector, comprising a male connector component 1 and a female connector component 2, one end of the male connector component 1 is connected to the inside of the female connector component 2, a protective component 3 is arranged on the top of the female connector component 2, a fixing component 4 is arranged on the side of the female connector component 2, the female connector component 2 comprises a second mounting sleeve 205, rotating seats 401 are installed at both ends of the second mounting sleeve 205, a connecting plate 402 is installed on the outer side of the rotating seat 401, a pneumatic telescopic rod 403 is installed at one end of the connecting plate 402, and splints 404 are installed at both ends of the pneumatic telescopic rod 403, the male connector component 1 comprises a first mounting sleeve 105, the splints 404 are buckled on both sides of the first mounting sleeve 105, and limit blocks 405 are symmetrically installed on both sides of the first mounting sleeve 105, and the sides of the splints 404 are connected to the sides of the limit blocks 405.

[0022] In this embodiment, by rotating the rotating seat 401, the connecting plate 402 is driven close to the first installation sleeve 105, and then the pneumatic telescopic rod 403 is used to control the clamping plate 404 to effectively clamp and limit the two sides of the first installation sleeve 105. The side of the clamping plate 404 is connected to the side of the limit block 405. The limit block 405 is conducive to providing a limit for the clamping plate 404, ensuring the stability of the clamping plate 404 clamping the first installation sleeve 105, thereby ensuring the stability of the connection between the male connector assembly 1 and the female connector assembly 2, ensuring stable current transmission, avoiding problems such as poor contact, short circuit or open circuit, reducing the occurrence of faults, thereby reducing maintenance and repair costs, extending the service life of the cable connector, and ensuring stable operation of the photovoltaic system. Example 2

[0023] like Figure 1-Figure 4 As shown, a mounting piece 201 is provided on the side of the second mounting sleeve 205, and a female main body tube 206 is provided inside the mounting piece 201 and the second mounting sleeve 205, a slide rail 301 is installed on the top and bottom of the second mounting sleeve 205, a hydraulic telescopic rod 302 is installed inside the slide rail 301, one end of the hydraulic telescopic rod 302 is connected to a slider 303, a protective cover 304 is installed on the top of the slider 303, a retaining ring 305 is provided on the inner side of the protective cover 304, and the protective cover 304 is arranged above the female main body tube 206, a male main body tube 101 is provided inside the first mounting sleeve 105, a sealing ring 102 is provided on the outer side of the male main body tube 101, one end of the male main body tube 101 is connected to the mounting head 103, and a plug 104 is symmetrically installed on the side of the first mounting sleeve 105, and the female connector assembly 2 also includes a loosening and tightening nut 204, and a clamp 203 and a waterproof sealing gasket 202 are provided inside the loosening and tightening nut 204.

[0024] In this embodiment, by installing the installation head 103 inside the female main body tube 206, the pin 104 is conducive to improving the tightness of the installation, and the sealing ring 102 is conducive to providing a sealing effect, thereby preventing dust and water vapor from entering the connection between the male connector assembly 1 and the female connector assembly 2, keeping the connection clean, and improving the stability of the connection. The hydraulic telescopic rod 302 is extended and retracted to push the slider 303 to slide inside the slide rail 301, thereby driving the protective cover 304 to be set at the connection between the male connector assembly 1 and the female connector assembly 2, which is conducive to further providing protection for the connection between the male connector assembly 1 and the female connector assembly 2, further preventing water vapor from entering the connection, avoiding poor contact of the cable connector, and at the same time helping to avoid direct exposure to sunlight, protecting against ultraviolet rays, and extending the service life of the connector connection. The waterproof sealing pad 202 is conducive to providing a sealing effect, and the clamp 203 is conducive to clamping the cable.

[0025] The working principle of this embodiment: when in use, first install the installation head 103 inside the female main body tube 206, the pin 104 is conducive to improving the tightness of the installation, and the sealing ring 102 is conducive to providing a sealing effect, so that the male connector assembly 1 and the female connector assembly 2 are installed and connected together, and then the rotating seat 401 is rotated to drive the connecting plate 402 to approach the first installation sleeve 105, and then the pneumatic telescopic rod 403 is used to control the clamping plate 404 to effectively clamp and limit the two sides of the first installation sleeve 105. The side of the clamping plate 404 is connected to the side of the limit block 405, and the limit block 405 is conducive to providing a limit for the clamping plate 404, ensuring the stability of the connection between the male connector assembly 1 and the female connector assembly 2. Subsequently, the hydraulic telescopic rod 302 is extended and retracted to push the slider 303 to slide inside the slide rail 301, thereby driving the protective cover 304 to be set at the connection between the male connector assembly 1 and the female connector assembly 2, which is conducive to further providing protection for the connection between the male connector assembly 1 and the female connector assembly 2.

[0026] The above description is only a preferred embodiment of the present invention and does not limit the present invention in other forms. Any technician familiar with the profession may use the technical content disclosed above to change or modify it into an equivalent embodiment with equivalent changes and apply it to other fields. However, any simple modification, equivalent change and modification made to the above embodiment based on the technical essence of the present invention without departing from the content of the technical solution of the present invention still falls within the protection scope of the technical solution of the present invention.

Claims

1. A solar photovoltaic cable connector, comprising a male connector assembly (1) and a female connector assembly (2), characterized in that: One end of the male connector assembly (1) is connected to the inside of the female connector assembly (2); a protective assembly (3) is arranged on the top of the female connector assembly (2); a fixing assembly (4) is arranged on the side of the female connector assembly (2); the female connector assembly (2) comprises a second mounting sleeve (205); rotating seats (401) are mounted at both ends of the second mounting sleeve (205); a connecting plate (402) is mounted on the outer side of the rotating seat (401); a pneumatic telescopic rod (403) is mounted on one end of the connecting plate (402); and clamping plates (404) are mounted on both ends of the pneumatic telescopic rod (403); the male connector assembly (1) comprises a first mounting sleeve (105); and the clamping plates (404) are snap-fitted to both sides of the first mounting sleeve (105).

2. The solar photovoltaic cable connector according to claim 1, characterized in that: A mounting piece (201) is arranged on the side of the second mounting sleeve (205), a female main body tube (206) is arranged inside the mounting piece (201) and the second mounting sleeve (205), a slide rail (301) is installed on the top and bottom of the second mounting sleeve (205), a hydraulic telescopic rod (302) is installed inside the slide rail (301), one end of the hydraulic telescopic rod (302) is connected to a sliding block (303), and a protective cover (304) is installed on the top of the sliding block (303).

3. The solar photovoltaic cable connector according to claim 1, characterized in that: Limit blocks (405) are symmetrically mounted on both sides of the first mounting sleeve (105), and the side surfaces of the clamping plate (404) are connected to the side surfaces of the limit blocks (405).

4. The solar photovoltaic cable connector according to claim 2, characterized in that: A clamping ring (305) is provided on the inner side of the protective cover (304), and the protective cover (304) is arranged above the female head main body tube (206).

5. The solar photovoltaic cable connector according to claim 1, characterized in that: A male main body tube (101) is arranged inside the first installation sleeve (105), a sealing ring (102) is arranged on the outside of the male main body tube (101), one end of the male main body tube (101) is connected to a mounting head (103), and a latch (104) is symmetrically mounted on the side of the first installation sleeve (105).

6. The solar photovoltaic cable connector according to claim 1, characterized in that: The female connector assembly (2) further comprises a loosening clamping nut (204), wherein a clamping device (203) and a waterproof sealing gasket (202) are arranged inside the loosening clamping nut (204).

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