Sealed cable connector

Abstract

The utility model discloses a sealed cable connector which comprises a shell, two symmetrical fixing pipes are arranged above the shell, extrusion bolts are arranged above the fixing pipes, a limiting groove is formed in the position, below the extrusion bolts, of the shell, a pressing block is arranged in the limiting groove, conductive plates are arranged on the two sides in the shell, and the pressing block is arranged in the limiting groove. End cover plates are arranged at the two ends of the shell, internal threads are arranged on the inner sides of the end cover plates, external threads meshed with the internal threads are arranged on the shell, connecting pipes are arranged in the middles of the end cover plates, first slopes are arranged on the outer sides of the connecting pipes, and second slopes matched with the first slopes are arranged on the shell. A first sealing ring is arranged on the side, away from the shell, of the connecting pipe. The cable connector is simple in structure, convenient to operate and good in sealing effect, the phenomenon that water enters the connector is avoided, and the use safety of the cable connector is effectively improved.

Description

Technical Field

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

[0002] Grid systems such as power generation, transmission, and distribution all require overhead wires or cables to connect. The intermediate connection between overhead wires or cables and the terminal connection between cables and power equipment all require cable connectors. Rainy weather often occurs, and the waterproof performance of existing cable connectors is poor. Moisture will enter the cable joint along the gap channel of the wire core and further penetrate into the detachable connector, causing short circuit or leakage. For this reason, we propose a sealed cable connector. Utility Model Content

[0003] In order to solve the above problems, the utility model provides a sealed cable connector. The utility model solves the problem that the existing cable connector has poor waterproof performance, moisture will enter the cable joint along the gap channel of the wire core, and further penetrate into the inside of the detachable connector, causing short circuit or leakage.

[0004] A sealed cable connector in the utility model comprises a shell, two symmetrical fixing tubes are arranged above the shell, an extrusion bolt is arranged above the fixing tube, a limiting groove is arranged below the extrusion bolt on the shell, a pressure block is arranged in the limiting groove, conductive plates are arranged on both sides of the shell, end covers are arranged at both ends of the shell, internal threads are arranged on the inner sides of the end covers, external threads meshing with the internal threads are arranged on the shell, a connecting tube is arranged in the middle of the end covers, a first inclined surface is arranged on the outer side of the connecting tube, a second inclined surface matching the first inclined surface is arranged on the shell, four through grooves arranged in a matrix are opened on the first inclined surface of the connecting tube, and a first sealing ring is arranged on the side of the connecting tube away from the shell.

[0005] In the above solution, a second sealing ring is provided between the extrusion bolt and the fixing tube.

[0006] In the above solution, sliders are provided on both sides of the pressing block, and sliding grooves matching the sliders are provided on the shell.

[0007] In the above solution, the conductive plate is located below the pressing block and is provided with a protruding end.

[0008] In the above solution, the conductive plate and the housing are fixedly connected by fixing bolts.

[0009] In the above solution, anti-slip grooves are provided on the outer side of the end cover plate.

[0010] In the above solution, a hexagonal recessed groove is provided in the middle of the upper end of the extrusion bolt.

[0011] The advantages and beneficial effects of the utility model are as follows: the utility model provides a sealed cable connector, the pressing block squeezes the conductive plate, so that the purpose of cable connection can be achieved through the mutual cooperation between the two conductive plates, when the end cover plate is connected to the shell, the connecting tube moves toward the inside of the shell, the first inclined surface squeezes the second inclined surface, so that the second inclined surface is deformed under the action of the pressure of the first inclined surface, the inner side of the connecting tube is more closely attached to the cable, and the first sealing ring can seal the contact surface between the connecting tube and the cable, thereby effectively ensuring the sealing between the connecting tube and the cable. This type of cable connector has a simple structure, is easy to operate, has a good sealing effect, avoids the phenomenon of water entering the connector, and effectively improves the safety of the cable connector. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] 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.

[0013] Figure 1 It is a schematic diagram of the structure of the utility model;

[0014] Figure 2 It is a cross-sectional view of the utility model;

[0015] Figure 3 This is a schematic diagram of the structure of part A of the utility model;

[0016] Figure 4 This is a schematic structural diagram of part B of the utility model.

[0017] In the figure: 1, housing 2, fixing tube 3, extrusion bolt 4, limit groove

[0018] 5. Press block 6. Conductive plate 7. End cover plate 8. Internal thread

[0019] 9. External thread 10. Connecting pipe 11. First inclined surface 12. Second inclined surface

[0020] 13. First sealing ring 14. Second sealing ring 15. Sliding block 16. Sliding groove

[0021] 17. Raised end 18. Fixing bolt 19. Anti-slip pattern 20. Hexagon socket groove. DETAILED DESCRIPTION

[0022] The following is a further description of the specific implementation of the present invention in conjunction with the accompanying drawings and embodiments. The following embodiments are only used to more clearly illustrate the technical solution of the present invention, and cannot be used to limit the protection scope of the present invention.

[0023] like Figure 1-4 As shown, the utility model is a sealed cable connector, including a shell 1, two symmetrical fixing tubes 2 are arranged above the shell 1, and a squeezing bolt 3 is arranged above the fixing tube 2, and the squeezing bolt 3 is threadedly connected with the fixing tube 2, and a limiting groove 4 is arranged below the squeezing bolt 3 on the shell 1, and a pressing block 5 is arranged in the limiting groove 4, and conductive plates 6 are arranged on both sides of the shell 1. When the squeezing bolt 3 is rotated, the squeezing bolt 3 moves vertically inside the fixing tube 2, and the squeezing bolt 3 squeezes the pressing block 5 so that the pressing block 5 can move into the shell 1, and the pressing block 5 squeezes the conductive plate 6, so that the purpose of cable connection can be achieved through the mutual cooperation between the two conductive plates 6, and end cover plates 7 are arranged at both ends of the shell 1, and the inner side of the end cover plate 7 is provided with an internal thread 8, and the shell 1 is provided with an external thread 9 meshing with the internal thread 8, and the internal thread 8 is meshed with the external thread 9. The mutual cooperation between the groove 8 and the external thread 9 enables the end cover plate 7 to be stably connected to the shell 1. A connecting pipe 10 is provided in the middle of the end cover plate 7. A first inclined surface 11 is provided on the outer side of the connecting pipe 10. A second inclined surface 12 matching the first inclined surface 11 is provided on the shell 1. The connecting pipe 10 is provided with four through grooves arranged in a matrix on the first inclined surface 11. A first sealing ring 13 is provided on the side of the connecting pipe 10 away from the shell 1. When the end cover plate 7 is connected to the shell 1, the connecting pipe 10 moves toward the inside of the shell 1, and the first inclined surface 11 squeezes the second inclined surface 12, so that the second inclined surface 12 is deformed under the pressure of the first inclined surface 11, and the inner side of the connecting pipe 10 is more closely attached to the cable. The first sealing ring 13 can seal the contact surface between the connecting pipe 10 and the cable, thereby effectively ensuring the sealing between the connecting pipe 10 and the cable.

[0024] A second sealing ring 14 is provided between the extrusion bolt 3 and the fixing pipe 2 , and the second sealing ring 14 can seal the connection surface between the extrusion bolt 3 and the fixing pipe 2 .

[0025] Slide blocks 15 are provided on both sides of the pressing block 5. The housing 1 is provided with slide grooves 16 matching the slide blocks 15. The slide blocks 15 can slide inside the slide grooves 16. The cooperation between the slide blocks 15 and the slide grooves 16 effectively improves the movement stability of the pressing block 5.

[0026] The conductive plate 6 is provided with a protruding end 17 below the pressing block 5. The provision of the protruding end 17 makes it easier for the conductive plate 6 to clamp the cable conductor.

[0027] The conductive plate 6 is fixedly connected to the housing 1 via fixing bolts 18 .

[0028] The outer side of the end cover plate 7 is provided with anti-skid patterns 19 , which can effectively increase the friction between the palm and the end cover plate 7 , thereby making it easier to rotate the end cover plate 7 .

[0029] A hexagonal recess 20 is formed in the middle of the upper end of the extrusion bolt 3 .

[0030] Specifically, in the utility model, when the extrusion bolt 3 is rotated, the extrusion bolt 3 moves in the vertical direction inside the fixed tube 2, and the extrusion bolt 3 squeezes the pressing block 5 so that the pressing block 5 can move into the shell 1, and the pressing block 5 squeezes the conductive plate 6, so that the purpose of connecting the cable can be achieved through the mutual cooperation between the two conductive plates 6. When the end cover plate 7 is connected to the shell 1, the connecting tube 10 moves into the shell 1, and the first inclined surface 11 squeezes the second inclined surface 12, so that the second inclined surface 12 is deformed under the pressure of the first inclined surface 11, and the inner side of the connecting tube 10 is more closely attached to the cable, and the first sealing ring 13 can seal the contact surface between the connecting tube 10 and the cable, thereby effectively ensuring the sealing between the connecting tube 10 and the cable.

[0031] The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A sealed cable connector, comprising a housing (1), characterized in that: Two symmetrical fixing tubes (2) are arranged above the shell (1), and a squeezing bolt (3) is arranged above the fixing tube (2). A limiting groove (4) is arranged below the squeezing bolt (3) in the shell (1), and a pressing block (5) is arranged in the limiting groove (4). Conductive plates (6) are arranged on both sides of the shell (1). End covers (7) are arranged at both ends of the shell (1), and an internal thread (8) is arranged on the inner side of the end covers (7). The shell (1) is provided with an external thread (9) meshing with the internal thread (8). A connecting tube (10) is arranged in the middle of the end covers (7), and a first inclined surface (11) is arranged on the outer side of the connecting tube (10). A second inclined surface (12) matching the first inclined surface (11) is arranged on the shell (1), and four through grooves arranged in a matrix are opened on the first inclined surface (11) of the connecting tube (10). A first sealing ring (13) is arranged on the side of the connecting tube (10) away from the shell (1).

2. A sealed cable connector according to claim 1, characterized in that: A second sealing ring (14) is provided between the extrusion bolt (3) and the fixing pipe (2).

3. A sealed cable connector according to claim 1, characterized in that: Slide blocks (15) are provided on both sides of the pressing block (5), and sliding grooves (16) matching the slide blocks (15) are provided on the housing (1).

4. A sealed cable connector according to claim 1, characterized in that: The conductive plate (6) is located below the pressing block (5) and is provided with a protruding end (17).

5. A sealed cable connector according to claim 1, characterized in that: The conductive plate (6) and the housing (1) are fixedly connected via fixing bolts (18).

6. A sealed cable connector according to claim 1, characterized in that: The outer side of the end cover plate (7) is provided with anti-slip grooves (19).

7. A sealed cable connector according to claim 1, characterized in that: A hexagonal recessed groove (20) is provided in the middle of the upper end of the extrusion bolt (3).

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