Power connector for photovoltaic power generation

Abstract

The utility model relates to the technical field of photovoltaic power connectors, in particular to a power connector for photovoltaic power generation, which comprises a first connecting block, a second connecting block is arranged on one side of the first connecting block, and a second wire assembly is arranged on the inner side of the second connecting block. A groove is formed in the outer wall of the left end of the first connecting block, a connecting rod is integrally formed on the right side wall of the first connecting block, a limiting ring is integrally formed on the outer wall of the second connecting block, and a connecting groove is formed in the outer wall of the second connecting block. The rotatable friction thread sleeve is arranged and is in threaded connection with the connecting rod, the first connecting block and the second connecting block can be driven to be close to or far away from each other by holding the first connecting block with one hand and rotating the friction thread sleeve, safe pulling and inserting between the friction thread sleeve and the connecting rod can be achieved, and the use safety of the device is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of photovoltaic power connectors, in particular to a photovoltaic power connector. Background Art

[0002] Photovoltaic connectors are key parts that connect photovoltaic modules, combiner boxes, controllers, inverters and other components in photovoltaic power generation systems. In photovoltaic power stations, cables and photovoltaic connectors are needed to gather the electrical energy of a large number of photovoltaic modules and enter the inverter.

[0003] In this regard, China applied for patent number: CN202223483579.0, disclosing a photovoltaic connector and a photovoltaic connector assembly, wherein the photovoltaic connector includes: a connector body, a terminal through-hole, and a seal; the seal is molded on the edges around the terminal through-hole. The photovoltaic connector disclosed in the utility model images the seal on the connector body and is located on the edges around the terminal through-hole, which can enable the seal to be more firmly installed and fixed on the connector body, and can avoid the movement of the seal during the plug-in process of the photovoltaic connector and the matching connector, thereby better realizing the sealing of the seal.

[0004] The sealing performance of the connector body can be improved by providing a seal, but the connector needs to be plugged in and out with both hands during assembly and disassembly. Holding the connector with both hands will cause the human body and the photovoltaic connector to form a conductor, posing a risk of electric shock.

[0005] Therefore, in order to solve the above problems, a photovoltaic power connector is proposed. Utility Model Content

[0006] The purpose of the utility model is to provide a power connector for photovoltaic power generation, so as to solve the problem that the connector in the prior art mentioned in the above background technology can improve the sealing of the connector body by setting a seal, but the connector needs to be plugged in and out with both hands during the process of disassembly and assembly. Holding with both hands will make the human body and the photovoltaic connector form a conductor, and there is a risk of electric shock.

[0007] To achieve the above object, the utility model provides the following technical solution: a photovoltaic power connector, comprising: a first connection block, a first wire assembly is installed inside the first connection block, a second connection block is provided on one side of the first connection block, a second wire assembly is installed inside the second connection block;

[0008] A groove is provided on the left outer wall of the first connecting block, a connecting rod is integrally formed on the right wall of the first connecting block, a limiting ring is integrally formed on the outer wall of the second connecting block, a connecting groove is provided on the outer wall of the second connecting block, and a friction screw sleeve is movably installed on the inner side of the limiting ring;

[0009] A sealing structure is installed on the outer sides of the first connecting block and the second connecting block. The sealing structure includes a rubber sheath fixedly connected to the outer wall of the right end of the second connecting block. A tie rope is provided at the opening of the rubber sheath.

[0010] Preferably, the first connecting block and the second connecting block cooperate with each other, a sealing gasket is provided on the fitting surface of the groove and the second connecting block, and the first wire assembly and the second wire assembly cooperate with each other.

[0011] Preferably, the connecting rod is inserted into the connecting groove.

[0012] Preferably, the inner wall of the friction screw sleeve is threadedly connected to the outer wall of the connecting rod.

[0013] Preferably, the rubber sheath is arranged on the outside of the second connecting block and the first connecting block.

[0014] Preferably, the tie rope is located inside the groove.

[0015] Compared with the prior art, the beneficial effect of the utility model is as follows: the utility model provides a rotatable friction screw sleeve, and the friction screw sleeve is threadedly connected to the connecting rod. By holding the first connecting block with one hand and rotating the friction screw sleeve, the first connecting block and the second connecting block can be driven to move closer to or away from each other, thereby achieving safe insertion and removal between the friction screw sleeve and the connecting rod, thereby improving the safety of the device.

[0016] The utility model is provided with a connecting rod, a friction screw sleeve and a sealing structure. The first connecting block and the second connecting block are held with one hand, and then the second connecting block is moved so that the connecting rod can be inserted into the connecting groove. Then, the thumb is used to rub the friction screw sleeve, and the friction screw sleeve rotates on the inner side of the limit ring. The friction screw sleeve is threadedly connected with the connecting rod. The rotation of the friction screw sleeve drives the connecting rod to move in the connecting groove, so that the first connecting block and the second connecting block are close to each other, so that the first wire assembly and the second wire assembly can be safely connected. The rubber sheath is pulled so that the rubber sheath is sleeved on the second connecting block and the outer side of the first connecting block. Then, a tie rope is used to tightly clamp one end of the rubber sheath in the groove, and the inner side of the rubber sheath is kept sealed, so that the connection between the first wire assembly and the second wire assembly can be protected.

[0017] When disassembly is required, loosen the tie rope to release the fixation of the rubber sheath, turn over the rubber sheath, hold the first connecting block and the second connecting block with one hand, and then use the thumb to rub the friction screw sleeve to drive the connecting rod to move in the connecting groove, so that the second connecting block and the first connecting block move away from each other, and the first wire assembly and the second wire assembly can be safely separated. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is a schematic diagram of the structure of the utility model;

[0019] Figure 2 It is a schematic cross-sectional front view of the sealing structure of the utility model;

[0020] Figure 3 It is a left side schematic diagram of the explosion structure of the utility model;

[0021] Figure 4 It is a schematic diagram of the right side view of the explosion structure of the utility model.

[0022] In the figure: 1. first connecting block; 11. groove; 12. first conductor assembly; 13. connecting rod; 14. second connecting block; 15. limiting ring; 16. connecting groove; 17. second conductor assembly; 18. friction screw sleeve; 2. sealing structure; 21. rubber sheath; 22. tie rope. DETAILED DESCRIPTION

[0023] 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.

[0024] See also Figure 1-4 , an embodiment provided by the utility model:

[0025] The first wire assembly 12 and the second wire assembly 17 used in the present application are products that can be directly purchased on the market. Their principles and connection methods are existing technologies well known to those skilled in the art, so they will not be described in detail here.

[0026] A photovoltaic power connector comprises: a first connection block 1, a first wire assembly 12 is installed inside the first connection block 1, a second connection block 14 is arranged on one side of the first connection block 1, and a second wire assembly 17 is installed inside the second connection block 14;

[0027] A groove 11 is provided on the outer wall of the left end of the first connecting block 1, a connecting rod 13 is integrally formed on the right wall of the first connecting block 1, a limiting ring 15 is integrally formed on the outer wall of the second connecting block 14, a connecting groove 16 is provided on the outer wall of the second connecting block 14, a friction screw sleeve 18 is movably installed on the inner side of the limiting ring 15, the friction screw sleeve 18 is rotatable, and the friction screw sleeve 18 is threadedly connected to the connecting rod 13. By holding the first connecting block 1 with one hand and rotating the friction screw sleeve 18, the first connecting block 1 and the second connecting block 14 can be driven to move closer to or away from each other, and the friction screw sleeve 18 and the connecting rod 13 can be safely plugged and unplugged, thereby improving the safety of the device;

[0028] A sealing structure 2 is installed on the outside of the first connecting block 1 and the second connecting block 14. The sealing structure 2 includes a rubber sheath 21. The rubber sheath 21 is fixedly connected to the outer wall of the right end of the second connecting block 14. A tie rope 22 is provided at the opening of the rubber sheath 21. The rubber sheath 21 can protect the first connecting block 1 and the second connecting block 14 on the outside.

[0029] Furthermore, the first connecting block 1 and the second connecting block 14 cooperate with each other, the groove 11 and the fitting surface of the second connecting block 14 are provided with a sealing gasket, the first wire assembly 12 and the second wire assembly 17 cooperate with each other, and the provision of the sealing gasket can enhance the connection sealing between the first connecting block 1 and the second connecting block 14.

[0030] Furthermore, the connecting rod 13 is inserted into the connecting groove 16 , and the connecting rod 13 cooperates with the connecting groove 16 to ensure the connection angle between the first connecting block 1 and the second connecting block 14 , so that the first wire assembly 12 and the second wire assembly 17 can be stably connected.

[0031] Furthermore, the inner wall of the friction screw sleeve 18 is threadedly connected to the outer wall of the connecting rod 13 , and the rotation of the friction screw sleeve 18 can drive the connecting rod 13 to move in the connecting groove 16 .

[0032] Furthermore, the rubber sheath 21 is disposed on the outer sides of the second connection block 14 and the first connection block 1 , and the rubber sheath 21 can protect the first connection block 1 and the second connection block 14 from the outer sides.

[0033] Furthermore, the tie rope 22 is located on the inner side of the groove 11 , and the rubber sheath 21 can be fixed to the outer side of the first connecting block 1 through the tie rope 22 , so that the rubber sheath 21 is stably installed on the outer sides of the first connecting block 1 and the second connecting block 14 .

[0034] Working principle: During installation, hold the first connecting block 1 and the second connecting block 14 with one hand, then move the second connecting block 14 so that the connecting rod 13 can be inserted into the connecting groove 16, and then use the thumb to rub the friction screw sleeve 18, and the friction screw sleeve 18 rotates on the inner side of the limit ring 15, and the friction screw sleeve 18 is threadedly connected with the connecting rod 13. The rotation of the friction screw sleeve 18 drives the connecting rod 13 to move in the connecting groove 16, so that the first connecting block 1 and the second connecting block 14 are close to each other, and the first wire assembly 12 and the second wire assembly 17 can be safely connected. Pull the rubber sheath 21 so that the rubber sheath 21 is sleeved on the outside of the second connecting block 14 and the first connecting block 1, and then use the tie rope 22 to tightly clamp one end of the rubber sheath 21 in the groove 11, and the inner side of the rubber sheath 21 remains sealed, so that the connection between the first wire assembly 12 and the second wire assembly 17 can be protected;

[0035] When disassembly is required, the tie rope 22 is loosened to release the fixation of the rubber sheath 21, the rubber sheath 21 is turned over, and the first connecting block 1 and the second connecting block 14 are held in one hand, and then the friction screw sleeve 18 is rubbed with the thumb to drive the connecting rod 13 to move in the connecting groove 16, and the second connecting block 14 and the first connecting block 1 are separated from each other, so that the first wire assembly 12 and the second wire assembly 17 can be safely separated.

[0036] The above description is only a preferred embodiment of the utility model and does not limit the utility model in any form. Any ordinary technician in the industry can smoothly implement the utility model as shown in the drawings of the specification and described above. However, any equivalent changes, modifications and evolutions made by technicians familiar with the profession without departing from the scope of the technical solution of the utility model using the technical content disclosed above are all equivalent embodiments of the utility model. At the same time, any equivalent changes, modifications and evolutions made to the above embodiments based on the essential technology of the utility model are still within the protection scope of the technical solution of the utility model.

Claims

1. A photovoltaic power connector, comprising: A first connection block (1), a first wire assembly (12) being installed on an inner side of the first connection block (1), a second connection block (14) being provided on one side of the first connection block (1), a second wire assembly (17) being installed on an inner side of the second connection block (14); Features: A groove (11) is provided on the left outer wall of the first connecting block (1), a connecting rod (13) is integrally formed on the right wall of the first connecting block (1), a limiting ring (15) is integrally formed on the outer wall of the second connecting block (14), a connecting groove (16) is provided on the outer wall of the second connecting block (14), and a friction screw sleeve (18) is movably installed on the inner side of the limiting ring (15); A sealing structure (2) is installed on the outer sides of the first connecting block (1) and the second connecting block (14), and the sealing structure (2) comprises a rubber sheath (21). The rubber sheath (21) is fixedly connected to the outer wall of the right end of the second connecting block (14), and a tying rope (22) is provided at the opening of the rubber sheath (21).

2. A photovoltaic power connector according to claim 1, characterized in that: The first connection block (1) and the second connection block (14) cooperate with each other, the fitting surfaces of the groove (11) and the second connection block (14) are provided with sealing pads, and the first wire assembly (12) and the second wire assembly (17) cooperate with each other.

3. A photovoltaic power connector according to claim 1, characterized in that: The connecting rod (13) is inserted into the connecting groove (16).

4. A photovoltaic power connector according to claim 1, characterized in that: The inner wall of the friction screw sleeve (18) is threadedly connected to the outer wall of the connecting rod (13).

5. A photovoltaic power connector according to claim 1, characterized in that: The rubber sheath (21) is arranged to cover the outer sides of the second connecting block (14) and the first connecting block (1).

6. A photovoltaic power connector according to claim 1, characterized in that: The binding rope (22) is located inside the groove (11).

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