CN210898495U

CN210898495U - Double-circuit cable double-joint structure

Info

Publication number: CN210898495U
Application number: CN201921972265.2U
Authority: CN
Inventors: 杜杰
Original assignee: Jiangsu Tuoyuan Electric Power Technology Co ltd
Current assignee: Jiangsu Tuoyuan Electric Power Technology Co ltd
Priority date: 2019-11-15
Filing date: 2019-11-15
Publication date: 2020-06-30
Anticipated expiration: 2029-11-15

Abstract

The utility model relates to the technical field of cables, and a double-circuit cable double-joint structure is disclosed, including connecting the body, connect the first connector of one end fixedly connected with of body, the one end fixedly connected with main cable core of first connector, the outer wall fixedly connected with inoxidizing coating of main cable core, the outer wall swing joint of first connector has the adapter sleeve, adapter sleeve's outer wall swing joint has the clamp plate, the through-hole has been seted up at the top of clamp plate, the screw has been seted up to one side of clamp plate, the inner wall swing joint of screw has first screw, connect the outer wall fixedly connected with fixed head of body. This double-circuit cable double-joint structure can reach and carry out safe waterproof purpose to the joint, has solved the poor problem of general cable double-joint structure waterproof performance, and the effectual outside water that has prevented passes through the faying face and gets into the joint inner chamber, has improved the sealed effect and the reliability of product, and practicality is good.

Description

Double-circuit cable double-joint structure

Technical Field

The utility model relates to the technical field of cables, specifically be double-circuit cable dual-joint structure.

Background

A cable refers to a wire made of one or more mutually insulated conductors and an outer insulating protective layer that transmits power or information from one place to another. The cable includes power cable, control cable, compensation cable, shielding cable, high-temperature cable, computer cable, signal cable, coaxial cable, fire-resistant cable, marine cable, mining cable, aluminum alloy cable and the like. They are composed of single or multi-strand wires and insulating layers, and are used for connecting circuits, electric appliances and the like. In order to guarantee the reliability of power supply, some stations lay two cables for entering the station at the same time, namely, the independent power supply of double power supplies is carried out on important loads, one power supply is used for standby, and each power supply can bear all the loads. 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 existing cable joint is not perfect in the design of sealing performance, once the cable is damaged and broken outside, water can easily flow into the electrical equipment along the inner core of the cable, so that the electrical equipment is damaged, the electrical equipment cannot normally work, an electric shock accident can be caused, and the personal safety of people is harmed.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Not enough to prior art, the utility model provides a double-circuit cable double-joint structure, this double-circuit cable double-joint structure possess advantages such as waterproof performance is good, have solved the poor problem of general cable double-joint structure waterproof performance.

(II) technical scheme

For the purpose that realizes that above-mentioned double-circuit cable dual joint structure waterproof performance is good, the utility model provides a following technical scheme: a double-path cable double-joint structure comprises a joint body, wherein one end of the joint body is fixedly connected with a first joint, one end of the first joint is fixedly connected with a main cable core, the outer wall of the main cable core is fixedly connected with a protective layer, the outer wall of the first joint is movably connected with a connecting sleeve, the outer wall of the connecting sleeve is movably connected with a pressing plate, the top of the pressing plate is provided with a through hole, one side of the pressing plate is provided with a screw hole, the inner wall of the screw hole is movably connected with a first screw, the outer wall of the joint body is fixedly connected with a fixing head, the outer wall of the fixing head is fixedly connected with a sealing ring, one end of the fixing head is fixedly connected with a second joint, one end of the second joint is fixedly connected with an auxiliary cable core, the outer wall of the auxiliary cable core is, the sealing device is characterized in that a sealing sleeve is fixedly connected to the outer wall of the sealing gasket, a blocking piece is movably connected to the outer wall of the sealing sleeve, a connecting piece is fixedly connected to the front face of the blocking piece, and a second screw is movably connected to the front face of the connecting piece.

Preferably, the outer wall of the first connecting head is provided with an external thread, the inner wall of the connecting sleeve is provided with an internal thread, and the shape and size of the internal thread and the shape and size of the external thread are matched with each other.

Preferably, the fixed head is obliquely arranged on the outer wall of the joint body, and an included angle between the fixed head and the horizontal plane is forty-five degrees.

Preferably, the sealing layer is a silica gel sealing layer, and the thickness of the sealing layer is five millimeters.

Preferably, the sealing gasket is a rubber sealing gasket, and the thickness of the sealing gasket is eight millimeters.

Preferably, the outer wall of the joint body is provided with waterproof paint, and the waterproof paint is acrylic waterproof paint.

Preferably, one end of the second screw penetrates through the front surface of the connecting piece and extends to the front surface of the blocking piece, and the diameter of the second screw is six millimeters.

(III) advantageous effects

Compared with the prior art, the utility model provides a double-circuit cable dual-joint structure possesses following beneficial effect:

1. this double-circuit cable double-joint structure through inoxidizing coating, adapter sleeve, clamp plate, sealing washer, sealing layer, sealed pad, seal sleeve and the water proof coating who sets up, can reach and carry out safe waterproof purpose to the joint, has solved the poor problem of general cable double-joint structure waterproof performance, and the effectual outside water that has prevented passes through the faying face entering joint inner chamber, has improved the sealed effect and the reliability of product, and practicality is good.

2. This double-circuit cable dual head structure through the fixed head and the second connector that set up, can reach and make two cables even purpose as an organic whole, has reduced the overall arrangement of cable, compact structure, and safe and reliable has satisfied user's user demand.

3. This double-circuit cable dual head structure through separation blade, connection piece and the second screw that sets up, can reach and make sealing sleeve fasten the sealed purpose to the second connector, has improved the security performance of cable, and compact structure, it is convenient to install, and application scope is wide.

Drawings

FIG. 1 is a front sectional view of the present invention;

FIG. 2 is an enlarged view of the structure A of FIG. 1 according to the present invention;

fig. 3 is a front view of the present invention.

In the figure: 1. a connector body; 2. a first connector; 3. a main cable core; 4. a protective layer; 5. connecting a sleeve; 6. pressing a plate; 7. a through hole; 8. a screw hole; 9. a first screw; 10. a fixed head; 11. a seal ring; 12. a second connector; 13. a secondary cable core; 14. a sealing layer; 15. a gasket; 16. sealing the sleeve; 17. waterproof paint; 18. a baffle plate; 19. connecting sheets; 20. a second screw.

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 work belong to the protection scope of the present invention.

Referring to fig. 1-3, a dual-path cable dual-joint structure includes a joint body 1, a first joint 2 is fixedly connected to one end of the joint body 1, a main cable core 3 is fixedly connected to one end of the first joint 2, a protective layer 4 is fixedly connected to an outer wall of the main cable core 3, a connecting sleeve 5 is movably connected to an outer wall of the first joint 2, an external thread is disposed on an outer wall of the first joint 2, an internal thread is disposed on an inner wall of the connecting sleeve 5, a pressing plate 6 is movably connected to an outer wall of the connecting sleeve 5, a through hole 7 is disposed at a top of the pressing plate 6, a screw hole 8 is disposed at one side of the pressing plate 6, a first screw 9 is movably connected to an inner wall of the screw hole 8, a fixing head 10 is fixedly connected to an outer wall of the joint body 1, the fixing head 10 is obliquely disposed on, the included angle between the fixing head 10 and the horizontal plane is forty-five degrees, the outer wall of the fixing head 10 is fixedly connected with a sealing ring 11, one end of the fixing head 10 is fixedly connected with a second connector 12, the purpose of connecting two cables into a whole can be achieved through the arranged fixing head 10 and the second connector 12, the arrangement of the cables is reduced, the structure is compact, safe and reliable, and the use requirement of a user is met, one end of the second connector 12 is fixedly connected with an auxiliary cable core 13, the outer wall of the auxiliary cable core 13 is fixedly connected with a sealing layer 14, the sealing layer 14 is a silica gel sealing layer, the thickness of the sealing layer 14 is five millimeters, the silica gel is a high-activity adsorption material and belongs to an amorphous substance, the main component of the silica gel is silicon dioxide, the chemical property is stable and does not burn, the outer wall of the fixing head 10 is movably connected with a sealing gasket 15, the sealing gasket, the rubber is a high-elasticity polymer material with reversible deformation, is rich in elasticity at room temperature, can generate larger deformation under the action of small external force, can recover the original shape after the external force is removed, belongs to completely amorphous polymers, has low glass transition temperature and large molecular weight, is one of important basic industries of national economy in the rubber industry, not only provides daily and medical light-duty rubber products which are indispensable to daily life for people, but also provides various rubber production equipment or rubber parts for heavy industries such as excavation, traffic, construction, machinery, electronics and the like and emerging industries, the outer wall of the sealing gasket 15 is fixedly connected with a sealing sleeve 16, the outer wall of the sealing sleeve 16 is movably connected with a baffle plate 18, the front surface of the baffle plate 18 is fixedly connected with a connecting piece 19, the front surface of the connecting piece 19 is movably connected with a second screw 20, one end of the second screw 20 penetrates through the front surface of the connecting piece 19 and extends to the front surface of the baffle plate 18, the diameter of the second screw 20 is six millimeters, so that the separation blade 18 and the connecting sheet 19 are firmly connected, the purpose of fastening and sealing the second connector 12 by the sealing sleeve 16 can be achieved through the separation blade 18, the connecting sheet 19 and the second screw 20, the safety performance of the cable is improved, the cable is compact in structure, convenient to install and wide in application range, the waterproof coating 17 is arranged on the outer wall of the connector body 1, the waterproof coating 17 is acrylic waterproof coating, acrylic acid is important organic synthetic raw material and synthetic resin monomer, is ethylene monomer with very high polymerization speed, is simplest unsaturated carboxylic acid and consists of vinyl and carboxyl, pure acrylic acid is colorless clear liquid and has characteristic pungent smell, the acrylic acid can be mutually soluble with water, alcohol, ether and chloroform, and is prepared from propylene obtained from an oil refinery. Most of the double-joint cable is used for manufacturing methyl acrylate, ethyl acrylate, butyl acrylate, hydroxyethyl acrylate and other acrylates, the aim of safe and waterproof performance of the joint can be achieved through the arranged protective layer 4, the connecting sleeve 5, the pressing plate 6, the sealing ring 11, the sealing layer 14, the sealing gasket 15, the sealing sleeve 16 and the waterproof coating 17, the problem of poor waterproof performance of a common double-joint cable structure is solved, external water is effectively prevented from entering a joint inner cavity through a joint surface, the sealing effect and the reliability of a product are improved, and the double-joint cable is good in practicability.

When the cable connector is used, a cable is installed on the connector body 1, the first connector 2 is screwed by the connecting sleeve 5, the pressing plate 6 is sleeved on the outer wall of the connecting sleeve 5, the first screw 9 is screwed, the sealing sleeve 16 is sleeved on the outer wall of the fixing head 10, the sealing sleeve 16 is fixed by the blocking piece 18, and the second screw 20 is screwed.

In conclusion, the double-circuit cable double-joint structure can safely prevent water from entering the joint inner cavity through the joint surface by safely preventing the joint from being waterproof, improves the sealing effect and reliability of a product, and has good practicability.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, 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.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a double-circuit cable dual junction structure, includes joint body (1), its characterized in that: one end of the connector body (1) is fixedly connected with a first connector (2), one end of the first connector (2) is fixedly connected with a main cable core (3), the outer wall of the main cable core (3) is fixedly connected with an protective layer (4), the outer wall of the first connector (2) is movably connected with a connecting sleeve (5), the outer wall of the connecting sleeve (5) is movably connected with a pressing plate (6), the top of the pressing plate (6) is provided with a through hole (7), one side of the pressing plate (6) is provided with a screw hole (8), the inner wall of the screw hole (8) is movably connected with a first screw (9), the outer wall of the connector body (1) is fixedly connected with a fixing head (10), the outer wall of the fixing head (10) is fixedly connected with a sealing ring (11), and one end of the fixing head (10) is fixedly connected with a second connector, the utility model discloses a cable joint, including the one end fixedly connected with of second connector (12) vice cable core (13), the outer wall fixedly connected with sealing layer (14) of vice cable core (13), the outer wall swing joint of fixed head (10) fills up pad (15), the outer wall fixedly connected with seal tube (16) of the sealed pad (15), the outer wall swing joint of seal tube (16) has separation blade (18), the positive fixedly connected with connection piece (19) of separation blade (18), the positive swing joint of connection piece (19) has second screw (20).

2. The duplex cable duplex configuration of claim 1, wherein: the outer wall of the first connecting head (2) is provided with an external thread, the inner wall of the connecting sleeve (5) is provided with an internal thread, and the shape and the size of the internal thread and the shape and the size of the external thread are matched with each other.

3. The duplex cable duplex configuration of claim 1, wherein: the fixed head (10) is obliquely arranged on the outer wall of the joint body (1), and the included angle between the fixed head (10) and the horizontal plane is forty-five degrees.

4. The duplex cable duplex configuration of claim 1, wherein: the sealing layer (14) is a silica gel sealing layer, and the thickness of the sealing layer (14) is five millimeters.

5. The duplex cable duplex configuration of claim 1, wherein: the sealing gasket (15) is a rubber sealing gasket, and the thickness of the sealing gasket (15) is eight millimeters.

6. The duplex cable duplex configuration of claim 1, wherein: the outer wall of the joint body (1) is provided with waterproof paint (17), and the waterproof paint (17) is acrylic waterproof paint.

7. The duplex cable duplex configuration of claim 1, wherein: one end of the second screw (20) penetrates through the front surface of the connecting piece (19) and extends to the front surface of the baffle plate (18), and the diameter of the second screw (20) is six millimeters.