CN114744582B

CN114744582B - Cable joint convenient to operate for power line

Info

Publication number: CN114744582B
Application number: CN202210481558.0A
Authority: CN
Inventors: 胡润生; 杨思宇; 吕琰锴
Original assignee: Huanggang Power Supply Co of State Grid Hubei Electric Power Co Ltd
Current assignee: Huanggang Power Supply Co of State Grid Hubei Electric Power Co Ltd
Priority date: 2022-05-05
Filing date: 2022-05-05
Publication date: 2022-11-15
Anticipated expiration: 2042-05-05
Also published as: CN114744582A

Abstract

The application relates to cable joint for power line convenient to operation, including cable, connecting cylinder, hot melt section of thick bamboo, the cable is at the both ends suit of connecting cylinder, the hot melt section of thick bamboo is at the surface hot melt suit of connecting cylinder, the diameter at connecting cylinder both ends is greater than the diameter at middle part. According to the invention, the screws are screwed on the outer surfaces of the connecting cylinder, the screw threads arranged on the outer surfaces of the screws on two sides are opposite in screwing direction, the first side teeth are arranged on the two side surfaces of the rotating sleeve, the second side teeth are arranged on the side surfaces of the end parts of the screws, and the first side teeth are meshed with the second side teeth, so that when a cable is connected, all wires are sleeved with the wire holes, the reinforcing cores are matched with the core holes, the rotating sleeve is directly rotated to drive the screws to rotate, and the wires in the wire holes are pressed and fixed, thereby achieving the purpose of fixed connection.

Description

Cable joint convenient to operate for power line

Technical Field

The application belongs to the technical field of cable connection equipment, and particularly relates to a cable connector for a power line, which is convenient to operate.

Background

The cables are generally composed of several conductors surrounding a reinforcing core, each conductor is insulated from the other conductor, the outermost layer of the combined conductor is covered with a highly insulating covering layer, two cables are often connected in the cable installation process, and a cable joint is needed to lock and fixedly connect the two cables.

At present, the mode of crimping or winding connection is often adopted in the connection between the cable, generally all need the manual work to connect the cable at both ends, to the manual pressure welding mode, need use the connecting cylinder, insert two cables from the both ends of connecting cylinder respectively, at the upper surface precession bolt of connecting cylinder, the bolt is with the crimping of male wire, it is smooth to guarantee the connecting cylinder surface with the bolt spin-off, utilize the hot melting section of thick bamboo to cover the connecting cylinder surface and seal and insulate, after all operating as above with every wire in a cable, utilize a big hot melting section of thick bamboo to seal and insulate all wires at last.

In the use process of the existing cable joint, as each wire in the cable needs to be connected, each wire is sleeved with the connecting cylinder, and then the wire is fixed by using the bolt, the operation process needs to be repeated continuously, and the operation is troublesome; when some cables are connected, the conducting wires with the same property in the two cables need to be correspondingly connected, so that when each conducting wire is connected, the conducting wires need to be accurately positioned and then sleeved with the connecting cylinder, and the operation is troublesome.

Disclosure of Invention

An object of the embodiment of the application is to provide a cable joint for power line convenient to operation, equipment easy operation guarantees that the cable connection is correct, and quick.

In order to achieve the above purpose, the present application provides the following technical solutions:

the embodiment of the application provides a cable joint for power line convenient to operation, including cable, connecting cylinder, hot melt section of thick bamboo, the cable is at the both ends suit of connecting cylinder, the hot melt section of thick bamboo is at the surface hot melt suit of connecting cylinder, the diameter at connecting cylinder both ends is greater than the diameter at middle part, the line hole has evenly been seted up to the inside outer lane of connecting cylinder, the connecting cylinder divide into bilateral symmetry's two parts, the connection terminal surface fixed mounting of connecting cylinder two parts has hot melt pad one, the inside movable sleeve in line hole is equipped with the guide block, the middle part integrated into one piece of connecting cylinder surface has convex key one, the middle part movable connecting ring cover of connecting cylinder surface is equipped with, the spacing groove has been seted up to the internal surface of connecting ring, convex key one and spacing groove sliding fit, the surface movable sleeve of connecting ring is equipped with the swivel nut, the surface swivel nut of connecting cylinder has the screw, side tooth one has been seted up to the both sides face of swivel nut, side tooth two have been seted up to the side of screw tip, side tooth one meshes with side tooth two, the core hole has been seted up in the middle part at connecting cylinder both ends.

Preferably, the diameter of the wire hole at the connecting end surface of the two parts of the connecting cylinder is increased, and the guide block is movably sleeved with the wire hole of the diameter-increased part.

Preferably, the two ends of the connecting cylinder are in contact fit with a rotating shaft, a hot melting pad II is fixedly mounted on the rotating shaft and a fitting surface of the convex key I, a ring sleeve is movably sleeved on the outer surface of the rotating shaft, a wire groove is uniformly formed in the outer surface of the rotating shaft, a groove is formed in one end of the ring sleeve, a baffle is fixedly mounted on the upper portion of the groove, a wire inlet is formed in the inner surface of one end of the ring sleeve, a sliding groove is symmetrically formed in the inner surface of the outer ring, a convex key II is symmetrically formed in the outer surface of the ring sleeve, an expansion sleeve is in end surface contact with the ring sleeve, the expansion sleeve is movably sleeved with the outer ring, an expansion plate is fixedly mounted at the top of the inner cavity of the expansion sleeve, an expansion table is fixedly mounted on the bottom surface of the expansion plate, sealing covers are screwed on the two ends of the outer ring, the expansion table is coaxial with the expansion sleeve, and a long shaft is fixedly mounted at one end of the expansion table.

Preferably, one end of the long shaft penetrates through the rotating shaft and is slidably sleeved with the core hole, and the outer surface of the long shaft is integrally provided with three symmetrically arranged convex keys.

Preferably, the expansion platform is of an inverted frustum structure, and the expansion plate is of an inverted cone structure.

Preferably, the expansion board separates two adjacent wires with different colors in the cable, the cable at one end is matched with the corresponding expansion board, the expansion board separates two adjacent wires with different colors (such as live wire and neutral wire) in the cable, the cable at the other end is matched with the corresponding expansion board, and the two wires with different colors separated by the expansion board are the same color as the two wires separated by the cable at one end.

Preferably, the inner surfaces of the two ends of the outer ring are sleeved with compression sleeves in a threaded manner, the compression sleeves are of a stepped pillar structure, one end of each compression sleeve with a small diameter is movably sleeved with the sealing cover, and the other end of each compression sleeve with a large diameter is matched with the end surface of the expansion sleeve.

Preferably, a clamping sleeve is fixedly installed in the inner cavity of the side, with the larger diameter, of the pressing sleeve, the clamping sleeve is matched with the side, with the smaller diameter, of the expansion table, and an arc groove is formed in the inclined section of the wire hole.

Preferably, the inner surface of the ring sleeve is fixedly sleeved with a hot melting ring, and the hot melting ring is positioned on one side close to the connecting cylinder.

Compared with the prior art, the invention has the beneficial effects that: 1. according to the invention, the screws are screwed on the outer surfaces of the connecting cylinder, the screw threads arranged on the outer surfaces of the screws on two sides are opposite in screwing direction, the first side teeth are arranged on the two side surfaces of the rotating sleeve, the second side teeth are arranged on the side surfaces of the end parts of the screws, and the first side teeth are meshed with the second side teeth, so that when a cable is connected, all wires are sleeved with the wire holes, the reinforcing cores are matched with the core holes, the rotating sleeve is directly rotated to drive the screws to rotate, and the wires in the wire holes are pressed and fixed, thereby achieving the purpose of fixed connection.

2. The invention is sleeved with the core hole by extending the long shaft to penetrate the rotating shaft, the outer surface of the long shaft is symmetrically provided with the fixed convex keys III, so that the direct rotation connecting cylinder can drive the rotating shaft and the expansion platform to rotate, the ring sleeve does not rotate under the sliding fit of the sliding chute and the convex keys II, the expansion platform is of an inverted frustum structure, the expansion plate is of an inverted cone structure, the inserted wires distributed annularly are separated at the end surface of the expansion plate, the wires distributed annularly are expanded to be matched with the inner surface of the expansion sleeve under the guidance of the inclined surfaces of the expansion platform and the expansion plate, and the wires distributed on the inner surface of the expansion sleeve are pushed to move to one side by the rotation of the rotating shaft and the ring sleeve to be close to the baffle, the wire is extruded and enters into the wire casing through the inlet, all wires enter into the wire casing after, continue to insert the wire, insert the wire in the line hole, follow-up wire that has the insulating bush enters into the wire casing, the reversal connecting cylinder prevents to distort each other between wire and the wire, both ends when the wire of cable inner ring form distribution matches with expansion platform and the expansion board that corresponds, two adjacent wire colour is the same for the wire enters into the wire casing in subsequent rotation and is arranged according to the order, this will guarantee the cable at both ends inserting outer loop inner chamber and line hole cooperation after, when one end wire colour contacts the one end of guide block, with the wire colour cooperation of guide block other end contact, guarantee that the cable connection is correct, and quick.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings that are required to be used in the embodiments of the present application will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present application and therefore should not be considered as limiting the scope, and that those skilled in the art can also obtain other related drawings based on the drawings without inventive efforts.

FIG. 1 is a schematic cross-sectional view of the present invention;

FIG. 2 is a schematic front view of a connector barrel according to the present invention;

FIG. 3 is a side view of the connector barrel of the present invention;

FIG. 4 is a schematic cross-sectional view of a connector barrel of the present invention;

FIG. 5 is a schematic view of an attachment ring structure according to the present invention;

FIG. 6 is a schematic view of the structure of the expanding table of the present invention;

FIG. 7 is a schematic side view of the rotating shaft of the present invention.

In the figure: 1. a cable; 2. a connecting cylinder; 3. a hot-melt cylinder; 4. a wire hole; 5. a first hot melting pad; 6. a guide block; 7. a first convex key; 8. a connecting ring; 9. rotating the sleeve; 10. a screw; 11. a limiting groove; 12. a second hot melting pad; 13. a rotating shaft; 14. sleeving a ring; 15. a groove; 16. a baffle plate; 17. an outer ring; 18. a chute; 19. a second convex key; 20. a long axis; 21. an expansion sleeve; 22. an expansion table; 23. a sealing cover; 24. a compression sleeve; 25. a adapter sleeve; 26. a hot melt ring; 27. an arc groove; 28. a core hole; 29. a first side tooth; 30. a second side tooth; 31. a wire slot; 32. a wire inlet; 33. a convex key III; 34. expanding the board.

Detailed Description

The technical solutions in the embodiments of the present application will be described below with reference to the drawings in the embodiments of the present application. It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined or explained in subsequent figures.

The terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising a … …" does not exclude the presence of another identical element in a process, method, article, or apparatus that comprises the element.

As shown in fig. 1 to 7, in an embodiment of the present invention, an easy-to-operate cable connector for an electric power line includes a cable 1, a connecting cylinder 2, and a hot-melting cylinder 3, the cable 1 is sleeved at two ends of the connecting cylinder 2, the hot-melting cylinder 3 is sleeved on an outer surface of the connecting cylinder 2 in a hot-melting manner, diameters of two ends of the connecting cylinder 2 are larger than a diameter of a middle portion, an outer ring inside the connecting cylinder 2 is uniformly provided with wire holes 4, and a wire is inserted into the wire holes 4.

Connecting cylinder 2 divide into bilateral symmetry's two parts, the connection end face fixed mounting of 2 two parts of connecting cylinder has hot melt pad 5, can cut off every guide block 6 of downthehole 4 internal suit after hot melt pad 5 hot melts and insulate, the diameter of connecting cylinder 2 is greater than cable 1's diameter, make the wire buckle in downthehole 4, when receiving the pulling force, the wire is difficult separately with 4 contact surfaces in line hole greatly, the inside movable sleeve of line hole 4 is equipped with guide block 6, line hole 4 is at the diameter increase of 2 two parts connection end face departments of connecting cylinder, guide block 6 and the 4 movable sleeve suits in line hole of diameter increase part, make guide block 6 spacing by line hole 4, the wire that stretches into from both sides inserts length and equals.

The middle part integrated into one piece of 2 surfaces of connecting cylinder has a convex key 7, and a convex key 7 is located the both sides that 2 two parts of connecting cylinder connect the terminal surface, and the middle part movable sleeve of 2 surfaces of connecting cylinder is equipped with go-between 8, and spacing groove 11 has been seted up to the internal surface of go-between 8, a convex key 7 and spacing groove 11 sliding fit, and spacing groove 11 is "L" form for go-between 8 can link together two parts of connecting cylinder 2, can not outwards pull out.

The outer surface movable sleeve of go-between 8 is equipped with changes cover 9, and the surface swivel nut of connecting cylinder 2 has screw 10, and screw 10 communicates with the part that the wire hole 4 diameter is little, and screw 10 is installed at the bilateral symmetry of connecting cylinder 2 two parts connection terminal surface, and the screw thread that 10 surfaces of both sides were seted up revolves to opposite direction for when rotatory commentaries on classics cover 9, can drive the screw 10 of both sides simultaneously to the axle center removal.

The two side surfaces of the rotating sleeve 9 are provided with first side teeth 29, the side surfaces of the end portions of the screws 10 are provided with second side teeth 30, the first side teeth 29 are meshed with the second side teeth 30, core holes 28 are formed in the middle portions of the two ends of the connecting cylinder 2, when a cable is connected, all wires are only required to be sleeved with the wire holes 4, the core is reinforced to be matched with the core holes 28, the rotating sleeve 9 is directly rotated to drive the screws 10 to rotate, the wires in the wire holes 4 are compressed and fixed, the purpose of fixed connection is achieved, then the hot melting cylinder 3 and the hot melting pad 5 are heated, each guide block 6 is separated and insulated by the hot melting pad 5, the hot melting cylinder 3 insulates equipment from the outside, and the operation of the equipment is simple.

The outer ring 17 is movably sleeved on the outer surface of the connecting cylinder 2, the rotating shaft 13 is in contact fit with two ends of the connecting cylinder 2, a hot melting pad II 12 is fixedly mounted on a fit surface of the rotating shaft 13 and the convex key I7, the ring sleeve 14 is movably sleeved on the outer surface of the rotating shaft 13, the wire grooves 31 are uniformly formed in the outer surface of the rotating shaft 13 and are matched with the wire holes 4, the grooves 15 are formed in one end of the ring sleeve 14, the baffle 16 is fixedly mounted on the upper portion of each groove 15, the wire inlets 32 are formed in the inner surface of one end of the ring sleeve 14 and are located on one side of the baffle 16, the sliding grooves 18 are symmetrically formed in the inner surface of the outer ring 17, the convex key II 19 is symmetrically formed in the outer surface of the ring sleeve 14, and the sliding grooves 18 are in sliding fit with the convex key II 19.

The end face of the ring sleeve 14 is contacted with an expansion sleeve 21, the expansion sleeve 21 is movably sleeved with an outer ring 17, an expansion plate 34 is fixedly installed at the top of an inner cavity of the expansion sleeve 21, an expansion table 22 is fixedly installed at the bottom face of the expansion plate 34, sealing covers 23 are screwed at two ends of the outer ring 17, the expansion table 22 is coaxial with the expansion sleeve 21, a long shaft 20 is fixedly installed at one end of the expansion table 22, one end of the long shaft 20 penetrates through the rotating shaft 13 and is slidably sleeved with a core hole 28, three symmetrically-arranged convex keys 33 are integrally formed on the outer surface of the long shaft 20, so that the connecting cylinder 2 is directly rotated to drive the rotating shaft 13 and the expansion table 22 to rotate, the ring sleeve 14 cannot rotate under the sliding fit of the sliding grooves 18 and the two convex keys 19, the expansion table 22 is of an inverted cone structure, the expansion table 34 is of an inverted cone structure, so that inserted wires distributed annularly, two adjacent wires are separated at the end face of the expansion plate 34, under the inclined faces of the expansion table 22 and the expansion plate 34, the wires are guided by the inclined faces of the expansion table 22 and the expansion plate 34, the wires are inserted into the inner surface of the expansion sleeve 21, the wire is pushed to enter into the wire inlet groove 31 of the wire groove, and the wire is pushed to be pushed to enter into the wire slot by the wire, and pushed to the wire slot 31, and pushed to be twisted by the wire, and pushed to enter the wire.

The expansion plate 34 separates two adjacent wires with different colors in the cable 1, the cable 1 at one end is matched with the corresponding expansion plate 34, the expansion plate 34 separates two adjacent wires (such as a live wire and a zero wire) with different colors, the cable 1 at the other end is matched with the corresponding expansion plate 34, the two wires with different colors separated by the expansion plate 34 are the same as the two wires separated by the cable 1 at one end, so that the wires enter the wire slot 31 in a subsequent rotation mode and are arranged in sequence, the cables 1 at two ends are ensured to be inserted into the inner cavity of the outer ring 17 to be matched with the wire hole 4, when the wire at one end is in color contact with one end of the guide block 6, the wire in color contact with the other end of the guide block 6 is matched, and the correct and quick connection of the cable is ensured.

The inner surface thread sleeves at two ends of the outer ring 17 are provided with compression sleeves 24, the compression sleeves 24 are of a stepped table column structure, one end of each compression sleeve 24 with a small diameter is movably sleeved with a sealing cover 23, one end of each compression sleeve 24 with a large diameter is matched with the end face of each expansion sleeve 21, the compression sleeves 24 at the two ends can extrude the expansion sleeves 21, the ring sleeves 14 and the connecting cylinder 2 in the middle after being screwed in, the connecting cylinder 2 is ensured to be matched and fastened with the end faces of the ring sleeves 14 and the expansion sleeves 21, the inner cavity at one side of each compression sleeve 24 with a large diameter is fixedly provided with a clamping sleeve 25, the clamping sleeve 25 is matched with one side of each expansion table 22 with a small diameter, an arc groove 27 is formed in the inclined section of each wire hole 4, when the clamping sleeve 25 moves to be matched with the expansion table 22, the wires on the surface of the expansion table 22 can be extruded and fixed, the wires can be pushed to move towards the middle during extrusion, the wires are bent along the arc grooves 27, when the cable 1 is subjected to tension, the wires contacted with the guide block 6 are not firstly, and the effect of connection with the guide wires is ensured.

The internal fixed surface cover of ring cover 14 is equipped with hot melt ring 26, hot melt ring 26 is located the one side that is close to connecting cylinder 2, when making equipment heated, hot melt ring 26 is equally by the hot melt, can be insulating with the surface parcel of wire in each wire casing 31, reach the insulating effect between wire and the wire, wire is at expansion platform 22 in the cable 1, pivot 13, the interior line of connecting cylinder 2 is the form of buckling, when cable 1 received the pulling force, the wire contact surface of buckling is big, be difficult for breaking away from, guarantee cable 1 connection fixity.

The working principle and the using process are as follows:

when the wires distributed in the cable 1 in an annular shape are matched with the expansion table 22 at one end, the expansion plate 34 separates two adjacent wires, and when the expansion table 22 at the other end is matched with the wires in the cable 1, the two adjacent wires separated by the expansion plate 34 at the other end have the same color as the two adjacent wires separated by the expansion plate 34 at one end, and under the guidance of the inclined planes of the expansion table 22 and the expansion plate 34, the wires distributed in the annular shape are expanded to be matched with the inner surface of the expansion sleeve 21, and under the rotation of the rotating shaft 13 and the ring sleeve 14, the wires distributed on the inner surface of the expansion sleeve 21 are driven by the rotation of the expansion plate 34 to move to one side to be close to the baffle 16, the wires are extruded to enter the wire slot 31 through the wire inlet 32, after all the wires enter the wire slot 31, the wires are continuously inserted into the wire, the subsequent wires with the insulating sleeve enter the wire slot 31, the reverse connection cylinder 2 prevents the mutual distortion between wire and the wire, the inserted wire of both ends cable 1 and the contact of guide block 6 that corresponds, rotatory commentaries on classics cover 9, it fixes to drive the rotatory wire that compresses tightly in the line hole 4 of screw 10, compress tightly cover 24 screw in outer loop 17 with the both ends, the expansion cover 21 at extrusion both ends, ring cover 14 and the connecting cylinder 2 at middle part, connecting cylinder 2 and ring cover 14, the terminal surface in close contact with of ring cover 14 and expansion cover 21, when the tight cover 25 removes and expands the cooperation of platform 22, can fix the wire on expansion platform 22 surface, with sealed lid 23 and the terminal surface suit cooperation of outer loop 17, with the surface of outer loop 17 of hot melt section of thick bamboo 3 suit, carry out the hot melt to hot melt section of thick bamboo 3, equipment is insulating with the external world, the heat conduction during the hot melt section of thick bamboo 3 hot melt is to hot melt pad one 5, hot melt pad two 12 and baffle 16 carry out the hot melt, it is insulating between wire and the wire.

The above description is only an example of the present application and is not intended to limit the scope of the present application, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, improvement and the like made within the spirit and principle of the present application shall be included in the protection scope of the present application.

Claims

1. The utility model provides a cable joint for electric power line convenient to operation, includes cable (1), connecting cylinder (2), hot melt section of thick bamboo (3), cable (1) is at the both ends suit of connecting cylinder (2), hot melt section of thick bamboo (3) are at the surface hot melt suit of connecting cylinder (2), its characterized in that: the diameter of the two ends of the connecting cylinder (2) is larger than that of the middle part, wire holes (4) are uniformly formed in the outer ring of the inside of the connecting cylinder (2), the connecting cylinder (2) is divided into two parts which are bilaterally symmetrical, a first hot melt pad (5) is fixedly installed on the connecting end surface of the two parts of the connecting cylinder (2), a guide block (6) is movably sleeved in the wire holes (4), a first convex key (7) is integrally formed in the middle of the outer surface of the connecting cylinder (2), a connecting ring (8) is movably sleeved in the middle of the outer surface of the connecting cylinder (2), a limiting groove (11) is formed in the inner surface of the connecting ring (8), the first convex key (7) is in sliding fit with the limiting groove (11), a rotating sleeve (9) is movably sleeved on the outer surface of the connecting ring (8), a screw (10) is screwed on the outer surface of the connecting cylinder (2), a first side tooth (29) is formed in the two side surfaces of the rotating sleeve (9), a second side tooth (30) is formed in the end part of the screw (10), the first side tooth (29) is meshed with a second side tooth (30), and a core hole (28) is formed in the middle part of the connecting cylinder (2),

the both ends contact cooperation of connecting cylinder (2) has pivot (13), pivot (13) and the fitting surface fixed mounting of convex key (7) have hot melt pad two (12), the surface movable sleeve of pivot (13) is equipped with ring cover (14), wire casing (31) have evenly been seted up to the surface of pivot (13), recess (15) are seted up to the one end of ring cover (14), the upper portion fixed mounting of recess (15) has baffle (16), wire inlet (32) have been seted up to the internal surface of ring cover (14) one end, convex key two (19) have been seted up to the external surface symmetry of ring cover (14), the end face contact of ring cover (14) has expansion cover (21), expansion cover (21) and outer loop (17) movable sleeve, spout (18) have been seted up to the internal surface symmetry of outer loop (17), the top fixed mounting of expansion cover (21) inner chamber has expansion board (34), the bottom surface fixed mounting of expansion board (34) has expansion platform (22), the both ends swivel nut of outer loop (17) has sealed lid (23), expansion platform (22) and coaxial expansion platform (20) the major axis (20) are installed.

2. A cable joint for an electric power line for facilitating handling according to claim 1, wherein: the diameter of the wire hole (4) at the connecting end face of the two parts of the connecting cylinder (2) is increased, and the guide block (6) is movably sleeved with the wire hole (4) with the increased diameter part.

3. An easy to handle cable joint for an electrical power line according to claim 1, wherein: one end of the long shaft (20) penetrates through the rotating shaft (13) and is sleeved with the core hole (28) in a sliding mode, and the outer surface of the long shaft (20) is integrally formed with three convex keys (33) which are symmetrically arranged.

4. A cable joint for an electric power line for facilitating handling according to claim 1, wherein: the expansion table (22) is of an inverted frustum structure, and the expansion plate (34) is of an inverted cone structure.

5. An easy to handle cable joint for an electrical power line according to claim 1, wherein: the expansion board (34) separates two adjacent wires of different colors located inside the cable (1).

6. An easy to handle cable joint for an electrical power line according to claim 1, wherein: the inner surfaces of two ends of the outer ring (17) are sleeved with compression sleeves (24) in a threaded manner, the compression sleeves (24) are of a stepped pillar structure, one end of each compression sleeve (24) with a small diameter is movably sleeved with a sealing cover (23), and one end of each compression sleeve (24) with a large diameter is matched with the end face of the expansion sleeve (21).

7. An easy to handle cable joint for an electrical power line according to claim 6, wherein: the inner cavity of one side of the pressing sleeve (24) with the large diameter is fixedly provided with a sizing sleeve (25), the sizing sleeve (25) is matched with one side of the expansion table (22) with the small diameter, and the inclined section of the line hole (4) is provided with an arc groove (27).

8. An easy to handle cable joint for an electrical power line according to claim 1, wherein: the inner surface of the ring sleeve (14) is fixedly sleeved with a hot melting ring (26), and the hot melting ring (26) is positioned on one side close to the connecting cylinder (2).