CN218386762U

CN218386762U - Waterproof intermediate joint

Info

Publication number: CN218386762U
Application number: CN202222247457.5U
Authority: CN
Inventors: 左平胜; 左红炎
Original assignee: Hubei Dele Electric Power Technology Co ltd
Current assignee: Hubei Dele Electric Power Technology Co ltd
Priority date: 2022-08-25
Filing date: 2022-08-25
Publication date: 2023-01-24
Anticipated expiration: 2032-08-25

Abstract

The utility model relates to an intermediate head technical field discloses a waterproof intermediate head, including first butt joint and second butt joint, first butt joint one end middle part has been seted up the cable and has been connect the hole, the fixed cover of first butt joint outer wall is equipped with first inner shell, the internal thread groove has been seted up to first inner shell inside wall one end, first inner shell terminal surface is seted up flutedly, the fixed cable joint that is provided with of second butt joint one end, the fixed cover of second butt joint outer wall is equipped with the second inner shell, the fixed sealed pad that is provided with of one end that is close to cable joint of second inner shell, first inner shell and the equal movable cover of second inner shell lateral wall are equipped with insulating protective layer, two the equal movable cover of insulating protective layer lateral wall is equipped with insulating resin layer. This waterproof intermediate head has effectively guaranteed cable junction's leakproofness, has improved waterproof nature, has prolonged the life who connects, has ensured the security of using.

Description

Waterproof intermediate head

Technical Field

The utility model relates to an intermediate head technical field especially relates to a waterproof intermediate head.

Background

The cable intermediate joint 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 connection points are called cable intermediate 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 intermediate head is used for locking and fixing the incoming and outgoing lines, and plays a role in water resistance, dust resistance and vibration resistance.

The existing connection mode of some intermediate joints can cause poor sealing performance, is not easy to disassemble and has poor waterproof performance. Accordingly, one skilled in the art has provided a watertight intermediate joint to solve the problems set forth in the background above.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the shortcoming that exists among the prior art, and the waterproof intermediate head that proposes, this kind of waterproof intermediate head has effectively guaranteed cable junction's leakproofness, has improved waterproof nature, has prolonged the life who connects, has ensured the security of using.

In order to achieve the above purpose, the utility model provides a following technical scheme:

a waterproof intermediate joint comprises a first pair of joints and a second pair of joints, wherein a cable connecting hole is formed in the middle of one end of each first pair of joints, a first inner shell is fixedly sleeved on the outer wall of each first pair of joints, an inner thread groove is formed in one end of the inner side wall of each first inner shell, a groove is formed in one end face of each first inner shell, a cable joint is fixedly arranged at one end of each second pair of joints, a second inner shell is fixedly sleeved on the outer wall of each second pair of joints, and a sealing gasket is fixedly arranged at one end, close to the cable joint, of each second inner shell;

the utility model discloses a cable joint, including first inner shell and second inner shell, the equal movable sleeve of first inner shell and second inner shell lateral wall is equipped with insulating protective layer, two the equal movable sleeve of insulating protective layer lateral wall is equipped with insulating resin layer, first butt joint one end fixedly connected with connecting pipe, connecting pipe one end fixedly connected with link, the fixed first cable that is provided with of one end that the connecting pipe was kept away from to the link, the one end movable sleeve that first cable is close to insulating resin layer is equipped with first waterproof rubber cover, the one end fixedly connected with second cable that cable joint was kept away from to the second butt joint, the one end movable sleeve that the second cable is close to insulating resin layer is equipped with the second waterproof rubber cover.

Through above-mentioned technical scheme, can be convenient for cable and intermediate head's connection and dismantlement through first inner shell and second inner shell, can carry out preliminary insulation protection to the connection of cable through insulating protective layer, can carry out water protection to the intermediate head through the waterproof rubber cover.

Further, the first pair of joints and the second pair of joints are in threaded connection;

through above-mentioned technical scheme, can convenient to detach through first butt joint and second butt joint, change damage parts, practice thrift the maintenance cost.

Further, the groove is matched with the sealing gasket;

through above-mentioned technical scheme, can effectively fixed connection first inner shell and second inner shell through recess and sealed the pad.

Furthermore, the cable connecting hole is matched with the cable joint;

through above-mentioned technical scheme, through cable socket and cable joint can stabilize effectual intercommunication butt joint cable.

Further, the cross-sections of the first inner shell and the second inner shell are larger than the cross-sections of the first cable and the second cable;

through above-mentioned technical scheme, can effectively ensure the connection of cable through first inner shell and second inner shell.

Furthermore, the first waterproof rubber sleeve and the second waterproof rubber sleeve are elastically and tightly attached to the outer wall of the cable;

through above-mentioned technical scheme, can ensure to connect and cable junction's leakproofness through first waterproof rubber cover and second waterproof rubber cover.

Further, the insulating protection layer is made of a copper material;

through above-mentioned technical scheme, can provide metal inner protective layer, effective insulation to cable junction through insulating protective layer.

Further, the insulating resin layer is made of an insulating waterproof resin material;

through above-mentioned technical scheme, can effectively improve the whole waterproof nature of joint through insulating resin layer.

The utility model discloses following beneficial effect has:

1. the utility model provides a pair of waterproof intermediate head compares current intermediate head, and this kind of waterproof intermediate head can convenient to detach in order to change the damage part through threaded connection when coming into use, practices thrift the maintenance cost.

2. The utility model provides a pair of waterproof intermediate head compares current intermediate head, and this kind of waterproof intermediate head can effectively guarantee the leakproofness of connecting through recess and sealed pad when coming into use.

3. The utility model provides a pair of waterproof intermediate head compares current intermediate head, and this kind of waterproof intermediate head is when putting into use, can many-sided waterproof nature that improves the joint through insulating resin layer, insulating protective layer and waterproof rubber cover.

Drawings

Fig. 1 is a cross-sectional view of a waterproof intermediate joint provided by the present invention;

fig. 2 is an isometric view of a waterproof intermediate joint according to the present invention;

fig. 3 is a schematic structural view of a first butt joint of a waterproof intermediate joint according to the present invention;

fig. 4 is a schematic structural diagram of a second pair of joints of a waterproof intermediate joint according to the present invention;

fig. 5 is a schematic structural view of a groove of the waterproof intermediate joint provided by the present invention.

Illustration of the drawings:

1. a first cable; 2. a second cable; 3. a second waterproof rubber sleeve; 4. an insulating resin layer; 5. a connecting end; 6. a connecting pipe; 7. an insulating protective layer; 8. a first pair of joints; 9. a first waterproof rubber sleeve; 10. a first inner case; 11. a cable connection hole; 12. a gasket; 13. a second inner case; 14. a cable joint; 15. A groove; 16. a second pair of connectors; 17. an internal thread groove.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts all belong to the protection scope of the present invention.

Referring to fig. 1-5, the present invention provides an embodiment: the waterproof intermediate joint comprises a first intermediate joint 8 and a second intermediate joint 16, a cable connection hole 11 is formed in the middle of one end of the first intermediate joint 8, a first inner shell 10 is fixedly sleeved on the outer wall of the first intermediate joint 8, an inner thread groove 17 is formed in one end of the inner side wall of the first inner shell 10, a groove 15 is formed in one end face of the first inner shell 10, a cable joint 14 is fixedly arranged at one end of the second intermediate joint 16, a second inner shell 13 is fixedly sleeved on the outer wall of the second intermediate joint 16, a sealing gasket 12 is fixedly arranged at one end, close to the cable joint 14, of the second inner shell 13, and the connection and the disassembly of a cable and the intermediate joint can be facilitated through the first inner shell 10 and the second inner shell 13;

the equal movable sleeve of first inner shell 10 and the 13 lateral walls of second inner shell is equipped with insulating protective layer 7, the equal movable sleeve of two insulating protective layer 7 lateral walls is equipped with insulating

resin layer

4, 8 one end fixedly connected with connecting pipes 6 of first butt joint, 6 one end fixedly connected with link 5 of connecting pipe, the fixed first cable 1 that is provided with of one end that connecting pipe 6 was kept away from to link 5, the one end movable sleeve that first cable 1 is close to insulating resin layer 4 is equipped with first waterproof rubber sleeve 9, the one end fixedly connected with second cable 2 that cable joint 14 was kept away from to second butt joint 16, the one end movable sleeve that second cable 2 is close to insulating resin layer 4 is equipped with second waterproof rubber sleeve 3, can carry out preliminary insulation protection to the connection of cable through insulating protective layer 7, can carry out waterproof protection to the intermediate head through waterproof rubber sleeve.

First butt joint 8 and second butt joint 16 are threaded connection, through first butt joint 8 and second butt joint 16 can be convenient for dismantle, change damaged part, save the maintenance cost, recess 15 and sealed pad 12 agree with each other, through recess 15 and sealed pad 12 can first inner shell 10 and second inner shell 13 of effective fixed connection, cable connecting hole 11 and cable joint 14 agree with each other, through cable connecting hole 11 and cable joint 14 can stabilize effectual intercommunication butt cable, the cross section of first inner shell 10 and second inner shell 13 all is greater than first cable 1 and second cable 2, can effectively ensure the connection of cable through first inner shell 10 and second inner shell 13, first waterproof rubber cover 9 and second waterproof rubber cover 3 all elasticity closely laminate in the cable outer wall, can ensure the leakproofness of joint with cable connection through first waterproof rubber cover 9 and second waterproof rubber cover 3, insulating protective layer 7 is formed by the copper product material, can provide metal inner protective layer through insulating protective layer 7 to cable connection, effective insulation, insulating waterproof resin layer 4 is formed by the insulating waterproof resin material preparation of this embodiment, through insulating resin layer 4 can effectively improve the waterproof resin layer of insulating joint 4's whole.

The working principle is as follows: the utility model discloses during the use, when carrying out first cable 1 and second cable 2's connection, with 14 alignment cable of cable joint connect the hole 11 after, manual twist change second butt joint 16, to first butt joint 8 and the 16 complete screw tightening backs of second butt joint, the position of adjustment insulating resin layer 4 wraps up first inner shell 10 and second inner shell 13 to it completely, the first waterproof rubber cover of manual regulation 9 and the waterproof rubber cover of second 3 are to closely laminating in cable and insulating resin layer 4.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims

1. A watertight intermediate joint comprising a first pair of joints (8) and a second pair of joints (16), characterized in that: a cable connecting hole (11) is formed in the middle of one end of the first butt joint (8), a first inner shell (10) is fixedly sleeved on the outer wall of the first butt joint (8), an inner thread groove (17) is formed in one end of the inner side wall of the first inner shell (10), a groove (15) is formed in one end face of the first inner shell (10), a cable joint (14) is fixedly arranged at one end of the second butt joint (16), a second inner shell (13) is fixedly sleeved on the outer wall of the second butt joint (16), and a sealing gasket (12) is fixedly arranged at one end, close to the cable joint (14), of the second inner shell (13);

the utility model discloses a cable joint, including first inner shell (10) and second inner shell (13) the equal movable sleeve of lateral wall is equipped with insulating protective layer (7), two the equal movable sleeve of insulating protective layer (7) lateral wall is equipped with insulating resin layer (4), first butt joint (8) one end fixedly connected with connecting pipe (6), connecting pipe (6) one end fixedly connected with link (5), the fixed first cable (1) that is provided with of one end that connecting pipe (6) were kept away from in link (5), the one end movable sleeve that first cable (1) is close to insulating resin layer (4) is equipped with first waterproof rubber cover (9), the one end fixedly connected with second cable (2) of cable joint (14) are kept away from to second butt joint (16), the one end movable sleeve that second cable (2) are close to insulating resin layer (4) is equipped with second waterproof rubber cover (3).

2. The watertight intermediate joint as claimed in claim 1, characterized in that: the first pair of joints (8) and the second pair of joints (16) are in threaded connection.

3. The watertight intermediate joint as claimed in claim 1, characterized in that: the groove (15) is matched with the sealing gasket (12).

4. The watertight intermediate joint as claimed in claim 1, characterized in that: the cable connecting hole (11) is matched with the cable connector (14).

5. The watertight intermediate joint as claimed in claim 1, characterized in that: the cross sections of the first inner shell (10) and the second inner shell (13) are larger than the cross sections of the first cable (1) and the second cable (2).

6. The watertight intermediate joint as claimed in claim 1, characterized in that: the first waterproof rubber sleeve (9) and the second waterproof rubber sleeve (3) are elastically and tightly attached to the outer wall of the cable.

7. The watertight intermediate joint as claimed in claim 1, characterized in that: the insulating protective layer (7) is made of a copper material.

8. The watertight intermediate joint as claimed in claim 1, characterized in that: the insulating resin layer (4) is made of an insulating waterproof resin material.