Welding type cable intermediate joint

Abstract

The utility model discloses a fusion welding type cable intermediate joint, which relates to the technical field of cables, and comprises a connecting pipe, two symmetrically distributed cable bodies are arranged on the inner side of the connecting pipe, so that an insertion plate is tightly inserted into the inner side of an insertion groove, a waterproof pipe is limited, and the waterproof pipe and the end part of the connecting pipe are convenient to disassemble and assemble. The cable body is arranged in the connecting pipe, so that the two ends of the connecting pipe are waterproof, water vapor is prevented from entering the connecting pipe from the two ends of the connecting pipe and affecting the welding section, the water vapor can be prevented from entering the connecting pipe from the space between the cable body and the waterproof ring through the waterproof ring, and the cable body is limited through the arc-shaped plate, so that the welding section can be limited in the connecting pipe. Therefore, the problems that an existing cable intermediate joint is usually fixed together in an insulating tape winding mode, the mode is poor in protection performance, foreign matter easily enters the two ends of the device, and adverse effects are easily caused to the cable joint are solved.

Description

Technical Field

[0001] The utility model relates to the technical field of cables, in particular to a fusion-type cable intermediate joint. Background Art

[0002] Intermediate joints usually refer to cable intermediate joints, that is, cable joints in the middle of cable lines. Intermediate joints are cable accessories used for the intermediate connection of cross-linked cables or oil-immersed cables of various voltage levels. The main function is to make the line unobstructed, keep the cable sealed, and ensure the insulation level at the cable joints, so that it can operate safely and reliably.

[0003] However, the existing cable intermediate joints are usually fixed together by wrapping insulating tape, which has poor protection and foreign matter can easily enter both ends of the device, causing adverse effects on the cable joints. Therefore, we propose a fusion-type cable intermediate joint. Utility Model Content

[0004] The purpose of the utility model is to solve the problems raised by the above background technology, and the utility model provides a fusion-type cable intermediate joint.

[0005] In order to achieve the above-mentioned purpose, the utility model specifically adopts the following technical solutions:

[0006] A fusion-jointed cable intermediate joint comprises a connecting tube, wherein two symmetrically distributed cable bodies are arranged on the inner side of the connecting tube, waterproof tubes are clamped at both ends of the connecting tube, two symmetrically distributed plug plates are connected to the waterproof tube, two symmetrically distributed fixed blocks are connected to both ends of the connecting tube, slots are provided on the fixed blocks, the plug plates are plugged into the inner side of the slots away from the waterproof tube, one end of the plug plates close to the fixed block is slidably connected to a limiting plate, the side of the limiting plate close to the fixed block is in contact with the fixed block, a waterproof ring is connected to the inner side of the waterproof tube, the waterproof ring is slidably connected to the outer side of the cable body, two symmetrically distributed arc plates are slidably connected to both ends of the inner side of the connecting tube, the inner side of the arc plates is in contact with the outer wall of the cable body, and a fusion section is connected between the two cable bodies.

[0007] Furthermore, a cavity is opened at one end of the plug plate away from the waterproof tube, the limit plate is slidably connected to the inner side of the cavity, a plurality of springs are connected to one end of the limit plate located inside the cavity, and the plurality of springs are connected to the bottom wall of the cavity at one end away from the limit plate.

[0008] Furthermore, two ends of the connecting pipe are threadedly connected to two symmetrically distributed threaded rods, one end of the threaded rod is connected to a rotating wheel, and the other end of the threaded rod is rotatably connected to the arc plate.

[0009] Furthermore, a fixing tube is clamped at the center of the inner side of the connecting tube, a limiting tube is connected to the inner side of the fixing tube, and the opposite ends of the two cable bodies are plugged into the inner side of the limiting tube.

[0010] Furthermore, a groove is provided at the center of the inner side of the connecting pipe, and the fixing pipe is clamped in the inner side of the groove.

[0011] Furthermore, a limiting ring is connected to the inner side of the fixing tube, and the limiting tube is connected to the inner side of the limiting ring.

[0012] The beneficial effects of the utility model are as follows:

[0013] The utility model connects the waterproof tube to the connecting tube by plugging the plug plate with the inner side of the slot, and slides the limiting plate on one end of the plug plate so that the limiting plate can contact with one side of the fixing block, thereby limiting the plug plate so that the plug plate is tightly plugged with the inner side of the slot, thereby limiting the waterproof tube, thereby facilitating the disassembly and installation of the waterproof tube and the end of the connecting tube, and waterproofing the connecting tube at both ends is performed through the waterproof tube to prevent water vapor from entering the connecting tube from both ends of the connecting tube and affecting the welding section, and water vapor can be prevented from entering the connecting tube from between the cable body and the waterproof ring through the waterproof ring, and the cable body is limited by the arc plate so that the welding section can be confined in the connecting tube, thereby solving the problem that the existing cable intermediate joint is usually fixed together by winding with insulating tape, which has poor protection, and foreign matter is easily entered at both ends of the device, which is easy to cause adverse effects on the cable joint. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a three-dimensional diagram of the utility model;

[0015] Figure 2 It is a schematic diagram of the main structure of the utility model;

[0016] Figure 3 It is a side view structural schematic diagram of the utility model;

[0017] Figure 4 This utility model Figure 3 Enlarged structural diagram at A in the middle.

[0018] Figure numerals: 1. connecting tube; 2. waterproof tube; 3. cable body; 4. plug plate; 5. fixing block; 6. threaded rod; 7. rotating wheel; 8. slot; 9. limiting plate; 10. waterproof ring; 11. arc plate; 12. groove; 13. fixing tube; 14. limiting ring; 15. limiting tube; 16. welding section; 17. cavity; 18. spring. DETAILED DESCRIPTION

[0019] In order to make the purpose, technical solution and advantages of the embodiments of the present utility model clearer, the technical solution in the embodiments of the present utility model will be clearly and completely described below in conjunction with the drawings in the embodiments of the present utility model.

[0020] like Figure 1-Figure 4 As shown, a fusion-type cable intermediate joint comprises a connecting tube 1, wherein two symmetrically distributed cable bodies 3 are arranged on the inner side of the connecting tube 1, waterproof tubes 2 are clamped at both ends of the connecting tube 1, two symmetrically distributed plug plates 4 are connected to the waterproof tube 2, two symmetrically distributed fixed blocks 5 are connected to both ends of the connecting tube 1, a slot 8 is provided on the fixed block 5, the plug plate 4 is plugged into the inner side of the slot 8 away from the waterproof tube 2, the plug plate 4 is slidably connected to a limiting plate 9 at one end close to the fixed block 5, the limiting plate 9 is in contact with the fixed block 5 at the side close to the fixed block 5, a waterproof ring 10 is connected to the inner side of the waterproof tube 2, the waterproof ring 10 is slidably connected to the outer side of the cable body 3, two symmetrically distributed arc plates 11 are slidably connected to the inner sides of the connecting tube 1, the inner side of the arc plates 11 is in contact with the outer wall of the cable body 3, a fusion section 16 is connected between the two cable bodies 3, and in some embodiments, a fusion section 16 is connected between the plug plate 4 and the inner side of the slot 8 The waterproof tube 2 is connected to the connecting tube 1 by plugging, and the limiting plate 9 slides on one end of the plug plate 4, so that the limiting plate 9 can contact one side of the fixing block 5, and the plug plate 4 is limited, so that the plug plate 4 is tightly plugged into the inner side of the slot 8, and the waterproof tube 2 is limited, so as to facilitate the disassembly and installation of the waterproof tube 2 and the end of the connecting tube 1. The waterproof tube 2 is used to waterproof both ends of the connecting tube 1 to prevent water vapor from entering the connecting tube 1 from both ends of the connecting tube 1 and affecting the welding section 16. The waterproof ring 10 can prevent water vapor from entering the connecting tube 1 from between the cable body 3 and the waterproof ring 10. The arc plate 11 is used to limit the cable body 3 so that the welding section 16 can be restricted in the connecting tube 1, thereby solving the problem that the existing cable intermediate joints are usually fixed together by winding with insulating tape, which has poor protection, and foreign matter is easily entered at both ends of the device, which is easy to cause adverse effects on the cable joints.

[0021] like Figure 1 , Figure 3 , Figure 4As shown, in some embodiments, a cavity 17 is opened at one end of the plug plate 4 away from the waterproof tube 2, and the limit plate 9 is slidably connected to the inner side of the cavity 17. The limit plate 9 is connected to a plurality of springs 18 at one end located on the inner side of the cavity 17. The plurality of springs 18 are connected to the bottom wall of the cavity 17 at one end away from the limit plate 9, squeezing the limit plate 9 so that the limit plate 9 slides into the cavity 17, thereby squeezing the plurality of springs 18, and thereby inserting the plug plate 4 into the slot 8. After the plug plate 4 is inserted into the slot 8, under the action of the plurality of springs 18, the limit plate 9 slides toward the outside of the cavity 17, and the limit plate 9 will contact with one side of the fixed block 5, thereby limiting the plug plate 4.

[0022] like Figure 1-Figure 3 As shown, in some embodiments, two symmetrically distributed threaded rods 6 are threadedly connected at both ends of the connecting tube 1, one end of the threaded rod 6 is connected to a rotating wheel 7, and the other end of the threaded rod 6 is rotatably connected to the arc plate 11. The rotating wheel 7 is rotated to drive the threaded rod 6 to rotate, thereby driving the arc plate 11 to move inside the connecting tube 1.

[0023] like Figure 2 As shown, in some embodiments, a fixing tube 13 is clamped in the center of the inner side of the connecting tube 1, and a limiting tube 15 is connected to the inner side of the fixing tube 13. The opposite ends of the two cable bodies 3 are inserted into the inner side of the limiting tube 15. The cable body 3 is limited by the limiting tube 15 to prevent the cable body 3 from shaking in the connecting tube 1.

[0024] like Figure 2 As shown, in some embodiments, a groove 12 is opened in the center of the inner side of the connecting tube 1, and the fixing tube 13 is clamped inside the groove 12. Through the groove 12, the fixing tube 13 is clamped in the groove 12, thereby facilitating the clamping fit between the fixing tube 13 and the inner side of the connecting tube 1.

[0025] like Figure 2 As shown, in some embodiments, a limiting ring 14 is connected to the inner side of the fixing tube 13 , and the limiting tube 15 is connected to the inner side of the limiting ring 14 , and the limiting ring 14 is used to protect the cable body 3 .

[0026] The above description of the disclosed embodiments enables those skilled in the art to implement or use the present invention. Various modifications to these embodiments will be apparent to those skilled in the art, and the general principles defined herein may be implemented in other embodiments without departing from the spirit or scope of the present invention. Therefore, the present invention will not be limited to the embodiments shown herein, but will conform to the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. A fusion-type cable intermediate joint, comprising a connecting pipe (1), characterized in that: Two symmetrically distributed cable bodies (3) are arranged inside the connecting tube (1); waterproof tubes (2) are clamped at both ends of the connecting tube (1); two symmetrically distributed plug boards (4) are connected to the waterproof tube (2); two symmetrically distributed fixing blocks (5) are connected to both ends of the connecting tube (1); a slot (8) is provided on the fixing block (5); the side of the plug board (4) away from the waterproof tube (2) is plugged into the inside of the slot (8); the end of the plug board (4) close to the fixing block (5) is connected to the fixing block (5); A limit plate (9) is slidably connected, and the limit plate (9) contacts the fixed block (5) on one side close to the fixed block (5). A waterproof ring (10) is connected to the inner side of the waterproof tube (2), and the waterproof ring (10) is slidably connected to the outer side of the cable body (3). Two symmetrically distributed arc plates (11) are slidably connected to both ends of the inner side of the connecting tube (1), and the inner side of the arc plates (11) contacts the outer wall of the cable body (3). A welding section (16) is connected between the two cable bodies (3).

2. A fusion-type cable intermediate joint according to claim 1, characterized in that: A cavity (17) is formed at one end of the plug plate (4) away from the waterproof tube (2); the limit plate (9) is slidably connected to the inner side of the cavity (17); one end of the limit plate (9) located inside the cavity (17) is connected to a plurality of springs (18); and one end of the plurality of springs (18) away from the limit plate (9) is connected to the bottom wall of the cavity (17).

3. A fusion-type cable intermediate joint according to claim 1, characterized in that: Two symmetrically distributed threaded rods (6) are threadedly connected at both ends of the connecting pipe (1); one end of the threaded rod (6) is connected to a rotating wheel (7); and the other end of the threaded rod (6) is rotatably connected to an arc plate (11).

4. The fusion-type cable intermediate joint according to claim 1, characterized in that: A fixing tube (13) is clamped in the center of the inner side of the connecting tube (1), a limiting tube (15) is connected to the inner side of the fixing tube (13), and the opposite ends of the two cable bodies (3) are plugged into the inner side of the limiting tube (15).

5. A fusion-type cable intermediate joint according to claim 4, characterized in that: A groove (12) is provided at the center of the inner side of the connecting pipe (1), and the fixing pipe (13) is clamped inside the groove (12).

6. A fusion-type cable intermediate joint according to claim 4, characterized in that: The inner side of the fixing tube (13) is connected to a limiting ring (14), and the limiting tube (15) is connected to the inner side of the limiting ring (14).

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