CN217182931U

CN217182931U - Cable joint connection structure

Info

Publication number: CN217182931U
Application number: CN202123336700.2U
Authority: CN
Inventors: 张凌华
Original assignee: Henan Dihe Construction Engineering Co ltd
Current assignee: Henan Dihe Construction Engineering Co ltd
Priority date: 2021-12-27
Filing date: 2021-12-27
Publication date: 2022-08-12
Anticipated expiration: 2031-12-27

Abstract

The application discloses cable joint connection structure relates to cable joint connection technical field, including the cable joint body, cable joint body inner wall one side activity is provided with first cable, cable joint body inner wall opposite side activity is provided with the second cable, cooperation fixed connection between first cable and the second cable, cable joint body outer wall rotates and is provided with four knobs of evenly distributed. This application is through the rotation of knob, the connection of cooperation side pole, it rotates to drive four threaded rods, carry out centre gripping and firm fixed to two cables in the cable joint, prevent that the cable from producing in the cable joint and rocking, not hard up and the condition that drops, the joint strength of two cable joint departments has also effectively been improved, people also can reverse rotation knob, take off cable joint from cable joint fast, make things convenient for people to maintain and overhaul cable joint department, whole dismouting process is more convenient and practical, suitable bulk production.

Description

Cable joint connection structure

Technical Field

The application relates to the technical field of cable joint connection, in particular to a cable joint connection structure.

Background

The cable connector is also called a cable head. After the cable is laid, the sections of the cable must be connected together in order to form a continuous line, and these connections are called cable connectors. The cable joints at the middle of the cable run are called intermediate joints and the cable joints at the two ends of the run are called termination joints. The cable joint is used for locking and fixing the incoming and outgoing lines, and plays a role in water resistance, dust prevention and vibration prevention.

The outside at two cable junction is established to most direct cover of traditional cable joint, then utilizes heat shrinkage bush to fix cable joint and cable for cable and cable joint's joint strength is not good, receives external force at the cable and draws when dragging, and the condition that cable and cable joint are not hard up and even drop can appear in the joint for connecting two cables, thereby can produce the electric leakage and cause harm to near personnel, so can't satisfy prior art needs.

SUMMERY OF THE UTILITY MODEL

In order to solve present cable joint and cable junction intensity not good, receive external force and draw when dragging, the cable joint for connecting two cables can appear not hard up and even the problem that drops, this application provides a cable joint connection structure.

The application provides a cable joint connection structure adopts following technical scheme:

the utility model provides a cable joint connection structure, includes the cable joint body, cable joint body inner wall one side activity is provided with first cable, cable joint body inner wall opposite side activity is provided with the second cable, cooperation fixed connection between first cable and the second cable, cable joint body outer wall rotates and is provided with four knobs of evenly distributed, the fixed square bar that is provided with in knob one side, the square bar is located cable joint internal portion, the fixed four fixed plates that are provided with evenly distributed of cable joint body inner wall, the fixed plate internal thread is provided with the threaded rod, first cable and second cable activity clamp are four between the threaded rod, the threaded rod keeps away from the one end of first cable and second cable and has seted up the square hole, square bar activity grafting is in the square hole.

Optionally, four rotation grooves are formed in the inner wall of the cable connector body and are uniformly distributed, the knob is rotatably connected in the rotation grooves, and a cross groove is formed in one side, away from the square rod, of the knob.

Optionally, a first sealing ring is fixedly arranged on the inner wall of the rotary groove, and the inner wall of the first sealing ring is in fit butt joint with the outer wall of the knob.

Optionally, a threaded hole is formed in the fixing plate, and the threaded rod is connected in the threaded hole in a threaded manner.

Optionally, two symmetrically distributed seal grooves are formed in the inner wall of the cable connector body, two annular air bags are movably arranged on one side of the inner wall of each seal groove, a second seal ring is bonded on one side of each annular air bag, and the inner walls of the second seal rings are respectively abutted to the outer walls of the first cable and the second cable in a matched mode.

Optionally, the outer wall of the second sealing ring is in fit butt joint with the inner wall of the sealing groove, and a return spring is bonded to the inner wall of one side of the annular air bag, which is far away from the second sealing ring.

Optionally, an air faucet is fixedly arranged on one side of the inner wall of the annular air bag, and one end of the air faucet penetrates through the cable connector body.

Optionally, a heat-shrinkable sleeve is fixedly arranged between the first cable and the outer wall of the cable connector body and between the second cable and the outer wall of the cable connector body, and the air tap is located between the heat-shrinkable sleeve and the threaded rod.

In summary, the present application includes at least one of the following advantages:

1. through the rotation of knob, the connection of cooperation square pole, it rotates to drive four threaded rods, carry out centre gripping and firm fixed to two cables in the cable joint, prevent that the cable from producing in the cable joint and rocking, not hard up and the condition that drops, the joint strength of two cable joint departments has also effectively been improved, people also can reverse rotation knob, take off cable joint from cable joint fast, make things convenient for people to maintain and overhaul cable joint department, whole dismouting process is convenient and practical, suitable bulk production.

2. Through setting up the knob on the cable joint body to cooperation use square bar and first sealing washer, can improve the sealing performance between knob and the cable joint body, the annular air bag can expand after aerifing, cooperation reset spring's elasticity can be with pressing down on the cable of second sealing washer firmly, thereby improve the sealing performance of cable joint body and cable junction, thereby can prevent effectively that external water and moisture from entering into inside the cable joint, the practicality of structure has been improved.

Drawings

FIG. 1 is a schematic overall structure of the present application;

FIG. 2 is a schematic view of the interior of the overall structure of the present application;

FIG. 3 is an enlarged view of the structure A of FIG. 2 of the present application;

fig. 4 is an enlarged view of the structure B in fig. 2 of the present application.

Description of reference numerals: 1. a cable connector body; 11. a first cable; 12. a second cable; 13. heat-shrinkable tubing; 2. rotating the groove; 21. a knob; 22. a square bar; 23. a first seal ring; 3. a fixing plate; 31. a threaded hole; 32. a threaded rod; 33. a square hole; 4. a sealing groove; 41. an annular air bag; 42. a return spring; 43. an air tap; 44. and a second seal ring.

Detailed Description

The present application is described in further detail below with reference to figures 1-4.

The embodiment of the application discloses cable joint connection structure, refer to fig. 1-3, including cable joint body 1, the activity of cable joint body 1 inner wall one side is provided with first cable 11, the activity of cable joint body 1 inner wall opposite side is provided with second cable 12, cable joint body 1 can support and fix first cable 11 and second cable 12, cooperation fixed connection between first cable 11 and the second cable 12, the cable joint body 1 of being convenient for entangles the junction of first cable 11 and second cable 12.

Referring to fig. 1-3, the outer wall of the cable joint body 1 rotates and is provided with four knobs 21 which are uniformly distributed, people can rotate the knobs 21 outside the cable joint body 1, a square bar 22 is fixedly arranged on one side of each knob 21, each knob 21 can support and fix the square bar 22, each square bar 22 is located inside the cable joint body 1, four fixing plates 3 which are uniformly distributed are fixedly arranged on the inner wall of the cable joint body 1, the cable joint body 1 can support and fix the fixing plates 3, threaded rods 32 are arranged on the inner threads of the fixing plates 3, the fixing plates 3 can connect the threaded rods 32, threaded holes 31 are formed in the fixing plates 3, the threaded rods 32 are connected in the threaded holes 31, and the fixing plates 3 can support and limit the threaded rods 32 through the threaded holes 31.

Referring to fig. 1 to 3, the first cable 11 and the second cable 12 are movably clamped between four threaded rods 32, the four threaded rods 32 clamp the first cable 11 and the second cable 12 to firmly fix the cable connector body 1, the first cable 11 and the second cable 12, one ends of the threaded rods 32, which are far away from the first cable 11 and the second cable 12, are provided with square holes 33, the square rods 22 are movably inserted into the square holes 33, the square holes 33 and the square rods 22 can connect the knob 21 with the threaded rods 32 and limit the knob 21, so that the knob 21 can only rotate and cannot lift.

Referring to fig. 1-3, four evenly distributed rotary grooves 2 are formed in the inner wall of the cable connector body 1, the knob 21 is rotatably connected in the rotary grooves 2, the cable connector body 1 can be supported and limited through the rotary grooves 2 and the knob 21, and a cross groove is formed in one side, away from the square rod 22, of the knob 21, so that people can use a plum blossom screwdriver to align to the cross groove to drive the knob 21 to rotate.

Referring to fig. 1-3, a first seal ring 23 is fixedly arranged on the inner wall of the rotary groove 2, the inner wall of the first seal ring 23 is in fit abutment with the outer wall of the knob 21, the first seal ring 23 can seal between the knob 21 and the cable connector body 1, and can increase the resistance when the knob 21 rotates, so that the knob 21 cannot rotate at will, the knob 21 is arranged on the cable connector body 1 and is matched with the square rod 22 and the first seal ring 23, the sealing performance between the knob 21 and the cable connector body 1 can be improved, the problem that the cable connector is poor in air tightness (the bolt connection part is inconvenient to seal due to the fact that a bolt is directly arranged on the cable connector body 1 to clamp the cable is avoided, and the knob 21 is directly arranged on the cable connector body 1 and cannot fall off.

Referring to fig. 2-4, the square rod 22 and the fixing plate 3 are made of insulating materials, the inner wall of the cable connector body 1 is provided with two symmetrically distributed sealing grooves 4, one side of the inner wall of each of the two sealing grooves 4 is movably provided with an annular airbag 41, the sealing grooves 4 can support and fix the annular airbags 41, one side of each of the two annular airbags 41 is bonded with a second sealing ring 44, the annular airbags 41 can extrude the second sealing rings 44 after being expanded, the inner walls of the two second sealing rings 44 are respectively abutted to the outer walls of the first cable 11 and the second cable 12 in a matched manner, the two extruded second sealing rings 44 can be attached to the first cable 11 and the second cable 12, gaps between the cable connectors and the cables are reduced, and the sealing performance inside the cable connector connecting structure is improved.

Referring to fig. 2-4, the outer wall of the second sealing ring 44 is in fit abutment with the inner wall of the sealing groove 4, the sealing groove 4 can support and fix the second sealing ring 44, the inner wall of one side of the annular airbag 41, which is away from the second sealing ring 44, is bonded with the return spring 42, so that the second sealing ring 44 can also be always attached to the first cable 11 and the second cable 12 under the elastic force of the return spring 42 after the annular airbag 41 leaks air, an air tap 43 is fixedly arranged on one side of the inner wall of the annular airbag 41, one end of the air tap 43 penetrates through the cable connector body 1, and people can conveniently inflate and deflate the annular airbag 41 through the air tap 43 outside the cable connector body 1.

Referring to fig. 2-4, heat-shrinkable sleeves 13 are fixedly arranged between the first cable 11 and the outer wall of the cable connector body 1 and between the second cable 12 and the outer wall of the cable connector body 1, the heat-shrinkable sleeves 13 can improve the sealing effect between the cable connector and the cable, and the air nozzles 43 are arranged between the heat-shrinkable sleeves 13 and the threaded rods 32, so that the distribution of the components is facilitated.

The implementation principle of a cable joint connection structure of the embodiment of the application is as follows:

when the cable joint is used, people can firstly sleeve the cable joint body 1 on the first cable 11 or the second cable 12, then the first cable 11 is connected with the second cable 12, then the cable joint body 1 is moved, so that the cable joint body 1 can sleeve the joint of the first cable 11 and the second cable 12, then people can rotate the knob 21, the knob 21 can drive the square rod 22 and the threaded rod 32 to rotate after rotating, under the support and the limit of the internal threaded hole 31 of the fixing plate 3, the threaded rod 32 can rotate while lifting, under the connection of the square hole 33 and the square rod 22, the knob 21 only rotates and cannot lift, the four lifted threaded rods 32 can clamp the first cable 11 and the second cable 12, and the first cable 11 and the second cable 12 in the cable joint body 1 are firmly fixed.

Then, the air tap 43 inflates the annular air bag 41, the annular air bag 41 expands after being inflated, and the second sealing ring 44 can be firmly pressed on the first cable 11 and the second cable 12 by matching with the elastic force of the return spring 42, so that the sealing performance of the joint of the cable connector body and the cable can be improved, the first cable 11 and the second cable 12 can be clamped again, and the cable is prevented from shaking, loosening and falling off in the cable connector.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides a cable joint connection structure, includes cable joint body (1), its characterized in that: the cable joint is characterized in that a first cable (11) is movably arranged on one side of the inner wall of the cable joint body (1), a second cable (12) is movably arranged on the other side of the inner wall of the cable joint body (1), the first cable (11) and the second cable (12) are fixedly connected in a matched mode, four knobs (21) which are uniformly distributed are arranged on the outer wall of the cable joint body (1) in a rotating mode, square rods (22) are fixedly arranged on one side of each knob (21), the square rods (22) are located inside the cable joint body (1), four fixing plates (3) which are uniformly distributed are fixedly arranged on the inner wall of the cable joint body (1), threaded rods (32) are arranged on the inner threads of the fixing plates (3), the first cable (11) and the second cable (12) are movably clamped among the four threaded rods (32), and square holes (33) are formed in one ends, far away from the first cable (11) and the second cable (12), of the threaded rods (32), the square rod (22) is movably inserted in the square hole (33).

2. A cable joint connection structure according to claim 1, wherein: four rotating grooves (2) which are uniformly distributed are formed in the inner wall of the cable connector body (1), the knob (21) is rotatably connected into the rotating grooves (2), and a cross groove is formed in one side, away from the square rod (22), of the knob (21).

3. A cable joint connection structure according to claim 2, wherein: the inner wall of the rotary groove (2) is fixedly provided with a first sealing ring (23), and the inner wall of the first sealing ring (23) is in fit butt joint with the outer wall of the knob (21).

4. A cable joint connection structure according to claim 1, wherein: a threaded hole (31) is formed in the fixing plate (3), and the threaded rod (32) is in threaded connection with the threaded hole (31).

5. A cable joint connection structure according to claim 1, wherein: two seal grooves (4) that the symmetric distribution was seted up to cable joint body (1) inner wall, two equal activity in seal groove (4) inner wall one side is provided with annular gasbag (41), two annular gasbag (41) one side all bonds and has second sealing washer (44), two second sealing washer (44) inner wall cooperates the butt with both outer walls of first cable (11) and second cable (12) respectively.

6. A cable joint connection structure according to claim 5, wherein: the outer wall of the second sealing ring (44) is in matched butt joint with the inner wall of the sealing groove (4), and a return spring (42) is bonded on the inner wall of one side, away from the second sealing ring (44), of the annular air bag (41).

7. A cable joint connection structure according to claim 6, wherein: an air tap (43) is fixedly arranged on one side of the inner wall of the annular air bag (41), and one end of the air tap (43) penetrates through the cable connector body (1).

8. A cable joint connection structure according to claim 7, wherein: all fixedly provided with heat shrinkage bush (13) between first cable (11) and cable joint body (1) outer wall, between second cable (12) and cable joint body (1) outer wall, air cock (43) are located between heat shrinkage bush (13) and threaded rod (32).