CN215343266U

CN215343266U - Special plug for contact cabinet

Info

Publication number: CN215343266U
Application number: CN202121687773.3U
Authority: CN
Inventors: 徐志林; 张涛; 殷军明
Original assignee: Zhenjiang Dangao Power Technology Co ltd
Current assignee: Zhenjiang Dangao Power Technology Co ltd
Priority date: 2021-07-23
Filing date: 2021-07-23
Publication date: 2021-12-28
Anticipated expiration: 2031-07-23

Abstract

The utility model discloses a special plug for a contact cabinet; the utility model comprises a plug, a cable insulation component and a joint insulation component, wherein the bottom of the plug is provided with a joint, the inside of the plug is detachably connected with a copper terminal, the inside of the plug is provided with the cable insulation component, the inside of the plug is provided with the joint insulation component, the joint insulation component comprises an insulation layer, the surface of the plug is detachably connected with an insulation layer, the inside surface of the plug is detachably connected with an inner shielding layer, the surface of the plug is provided with an outer shielding layer, the cable shielding leakage current is guided away by the grounding of the outer shielding, the purpose of reducing the discharge of a cable shielding fracture is achieved, a stress cone is not used, the cable is directly inserted into the cable joint, the utility model has the advantages that firstly, the matching interface is reduced, when the stress cone is used, the stress cone and the cable are provided with a matching interface, the stress cone and the connector are also provided with a matching interface, the stress cone is not used, one matching interface is reduced, the installation is convenient, and the risk of interface creepage is also reduced.

Description

Special plug for contact cabinet

Technical Field

The utility model relates to the technical field of contact cabinet plugs, in particular to a plug special for a contact cabinet.

Background

The connector of a common electronic product and the plug of an electrical appliance are called as plugs. A plug and socket for domestic AC power supply has a male connector in the shape of rod or copper plate and a female connector-type power supply socket with slot or concave hole. The dimensions are an important technical requirement in relation to whether the plug and socket and the converter can be used safely and whether the universal interchangeability requirement is met to avoid misinsertions. Unqualified size can influence the user and use or produce hidden danger such as contact failure, mistake interpolation, and light then the equipment damage, can produce conflagration and electric shock accident by weight.

Patent No. CN212908216U the present invention relates to an electric shock resistant auxiliary insulating plug. At present, jacks on the indoor power supply plugboard are exposed outside, the coverage area of electrodes is not large enough, the socket position is generally low, the interest of infants is attracted easily, and small fingers or conductors are inserted to cause electric shock accidents. An electric shock prevention auxiliary insulation plug, comprising: the plug comprises a plastic plug, a plug shell and a threaded rod, wherein the plug shell is of a hemispherical structure, a threaded hole with the depth of 12mm is formed in the position of the center of a circle at the top of the plug shell, an external thread structure of the threaded rod is screwed with an internal thread structure of the threaded hole, the top of the threaded rod is perpendicularly connected with the middle position of a pull rod, two plastic plugs are connected in parallel with the bottom of the plug shell, and the plastic plugs are inserted into jacks of the power plugboards. The utility model is applied to the field of electronics.

However, there are some problems in the use of the existing connection cabinet, 1, in the connection of the existing connection cabinet in the market, two cabinets need to be connected by a cable, the two cabinets are arranged side by side, the cabinet width is generally about 400mm, the cable chamber height is generally 600 + 700mm, the space is narrow, and the rated current is generally 630A, so the selected cable is generally 240 or 300 square, the installation space is small, the cable section is large, which brings great difficulty to installation, 2, when the connection is performed on the line between the connection cabinets in the market, the problem of cable bending is easy to occur, and the protection to the external structure is poor.

Disclosure of Invention

The utility model aims to provide a special plug for a contact cabinet, which aims to solve the problems in the background technology.

In order to solve the technical problems, the utility model provides the following technical scheme: the connector comprises a plug, a cable insulation component and a connector insulation component, wherein an interface is arranged at the bottom of the plug, a copper terminal is detachably connected inside the plug, the cable insulation component is arranged inside the plug, and the connector insulation component is arranged inside the plug;

the connector insulation assembly comprises an insulation layer, the surface of the plug is detachably connected with the insulation layer, the inner surface of the plug is detachably connected with an inner shielding layer, the surface of the plug is provided with an outer shielding layer, and the bottom of the insulation layer is connected with the interface.

Preferably, cable insulation subassembly includes the cable, the inside cooperation of plug is connected with the cable, cable surface can dismantle and be connected with cable insulation shielding layer, cable surface can dismantle and be connected with cable main insulation layer, cable inside can dismantle and be connected with cable core, connect the cable promptly at the inside cooperation of plug, can form a circular telegram structure that is used for the contact cabinet, can dismantle at cable surface and connect cable insulation shielding layer, can increase to the holistic electric shielding nature of its cable, and can dismantle on cable surface and connect cable main insulation layer equally, can greatly increased shielding nature, prevent cable leakage current, and then can dismantle inside the cable and be connected with cable core to form a complete cable measure.

Preferably, the plug surface is provided with the shield cover, the shield cover can be dismantled and connect inside the plug, namely set up the shield cover on the plug surface, and the shield cover can be dismantled and connect inside the plug to carry out effectual electric current shielding through the shield cover to inside the plug.

Preferably, the inside of the plug is detachably connected with an insulating plug, the inside of the insulating plug is connected with a fixing bolt in a matching manner, the leakage resistance of current to the inner side of the plug is improved through the insulating plug detachably connected with the inside of the plug, and the insulating plug is fixed with the plug through the fixing bolt connected in the matching manner.

Preferably, the surface of the fixing bolt is matched and connected with the fixing nut, the surface of the fixing nut can be detachably connected inside the insulating plug, then the fixing bolt is connected with the fixing nut, a fixed connection measure can be formed, and the insulating plug and other structures inside the plug can be effectively fixed.

Preferably, the plug one side can be dismantled and be connected with the equipment sleeve pipe, the equipment sleeve pipe communicates with each other with the insulating stopper, and can dismantle on plug one side and connect the equipment sleeve pipe, and the sleeve pipe equipment sleeve pipe is effectively protected connecting wires such as cable, and is connected with insulating stopper inside through the equipment sleeve pipe, has increased holistic connection intercommunity.

Compared with the prior art, the utility model has the beneficial effects that:

1. the connector arranged at the bottom of the plug can be connected with external connecting pieces such as a connector and the like, the connectivity is improved, the electrical conductivity is improved through a copper terminal which is detachably connected in the plug, the copper terminal is a special cable connecting terminal, the special terminal is 15mm shorter than a common connector terminal, according to the design of a common front connector, the inner shielding can be shortened by 15mm, the installation convenience is facilitated, the surface of the plug is detachably connected with an insulating layer, the protective effect on the plug is improved through the inner shielding layer which is detachably connected in the plug and the surface of the plug and the outer shielding layer which is detachably connected in the plug surface, the rated current is 630A, so that the section of the selected cable is 240 square or 300 square, the stress treatment method can not use a stress cone, the cable insulating shielding layer is overlapped with the cable outer shielding layer instead, the leakage current of the cable shielding is guided by the grounding of the outer shielding, and the purpose of reducing the discharge of the cable shielding fracture is achieved, the cable is directly inserted into the cable joint without using a stress cone, the advantages are that the fit interface is reduced, when the stress cone is used, the stress cone and the cable have a fit interface, the stress cone and the joint also have a fit interface, the stress cone is not used, one fit interface is reduced, the installation is convenient, the risk of interface creepage is also reduced, the inner diameter and the outer diameter of the joint are reduced, the stress cone structure is used, the inner diameter of the plug is 40mm, the outer diameter is 68mm, the stress cone structure is not used, the inner diameter of the joint is 32.5mm, the outer diameter is 60mm, the size is reduced, the installation is more convenient, the shrink amount of the lap joint of the inner shield and the cable insulation can be reduced after the fit interface is reduced, the length can be shortened, after the structure is simplified, the sleeve center of the joint is 174.5mm to the joint tail end, the sleeve center of the common cable joint is 224mm to the tail end of the stress cone after the common cable joint is installed, the space is saved by 50 mm.

2. The inner part of the plug is matched and connected with the upper cable, so that an electrifying structure for the contact cabinet can be formed, the insulating shielding layer of the upper cable can be detachably connected on the surface of the cable, the electric shielding property of the whole cable can be increased, the main insulating layer of the upper cable can be detachably connected on the surface of the cable, the shielding property can be greatly increased, the leakage current of the cable can be prevented, the cable core can be detachably connected in the cable, so that a complete cable measure is formed, namely, the shielding cover is arranged on the surface of the plug and detachably connected in the plug, so that the effective current shielding is carried out on the inner part of the plug through the shielding cover, the leakage current prevention property on the inner side of the plug is increased through the insulating plug detachably connected in the plug, the insulating plug is fixed between the fixing bolt and the plug through the internal matching connection, and then the fixing bolt is connected with the fixing nut, can form a fixed connection measure, can effectively fix the inside insulating plug isotructure of plug, and can dismantle in plug one side and connect the upper apparatus sleeve pipe, the sleeve pipe equipment sleeve pipe is effectively protected connecting wires such as cable, and be connected with insulating plug inside through the equipment sleeve pipe, holistic connection intercommunity has been increased, and the cable adopts flexible cable, this cable adopts stranded tinned copper wire to be flexible as conductor sinle silk, it is good to insulate to adopt rubber materials rubber elasticity, flexible, because of the cable is short and the cable is in the cabinet, so do not need steel armour and oversheath, just so solved the crooked problem of cable.

Drawings

FIG. 1 is a schematic overall structure diagram of an embodiment of the present invention;

FIG. 2 is a schematic diagram of a cable configuration according to an embodiment of the present invention;

fig. 3 is a schematic cross-sectional structure diagram of a joint according to an embodiment of the present invention.

FIG. 1, plug; 2. an interface; 3. a copper terminal; 4. a shield case; 5. an insulating plug; 6. fixing the bolt; 7. fixing a nut; 8. an equipment sleeve; 901. a cable; 902. a cable insulation shielding layer; 903. a cable primary insulation layer; 904. a cable core; 1001. an insulating layer; 1002. an inner shield layer; 1003. and an outer shielding layer.

Detailed Description

In order to solve the problem, the embodiment of the utility model provides a special plug for a contact cabinet. The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Example 1

Referring to fig. 1-3, the present embodiment provides a plug including a plug 1, a cable insulation assembly and a connector insulation assembly, wherein a connector 2 is disposed at the bottom of the plug 1, a copper terminal 3 is detachably connected inside the plug 1, the cable insulation assembly is disposed inside the plug 1, and the connector insulation assembly is disposed inside the plug 1;

the joint insulation assembly comprises an insulation layer 1001, the surface of a plug 1 is detachably connected with the insulation layer 1001, the inner surface of the plug 1 is detachably connected with an inner shielding layer 1002, the surface of the plug 1 is provided with an outer shielding layer 1003, the bottom of the insulation layer 1001 is connected with a joint 2, the rated current is 630A, so the section of a selected cable 901 is 240 or 300 square, a stress processing method can be used without using a stress cone, the cable insulation shielding layer is overlapped with the outer shielding of the cable instead, the leakage current of the cable shielding is led away by the grounding of the outer shielding, the purpose of reducing the discharge of a cable shielding fracture is achieved, the stress cone is not used, the cable is directly inserted into the cable joint, the advantages that firstly, the fit interface is reduced, when the stress cone is used, the fit interface is formed between the stress cone and the cable, the fit interface is also formed between the stress cone and the plug 1, the stress cone is not used, one fit interface is reduced, and the installation is convenient, also reduced the risk of interface creepage, secondly reduced the internal diameter and the external diameter of joint, use the stress cone structure, 1 internal diameter of plug is 40mm, the external diameter is 68mm, do not use the stress cone structure, the joint internal diameter is 32.5mm, the external diameter is 60mm, the volume reduction, it is also more convenient to install, fourth do not use the stress cone, after having reduced the cooperation interface, the magnitude of interference of internal shield and cable insulation overlap joint department can reduce, here can shorten length, after the simplified structure, the sleeve pipe center of joint is 174.5mm to the joint tail end, the sleeve pipe center is 224mm to the stress cone tail end after ordinary cable joint installation, save space 50 mm.

Wherein, the joint 2 of seting up through 1 bottom of plug can be connected with external connecting piece such as joint 2, increase the connectivity, then the copper terminal 3 through can dismantling the connection in 1 inside at the plug increases the electric conductivity, and copper terminal 3 is special cable connecting terminal, special terminal is 15mm short than ordinary joint terminal, according to the design of ordinary front connector, the internal shield can be 15mm short, the convenience of installation, it is connected with insulating layer 1001 to dismantle on 1 surface of plug, and can dismantle the external shielding layer 1003 that the connection can be dismantled on internal shielding layer 1002 and the 1 surface of plug of connection through 1 inside and surface of plug and increase the guard action to its plug.

Example 2

Referring to fig. 1-3, a further improvement is made on the basis of embodiment 1: the cable insulation component comprises a cable 901, the inside of the plug 1 is connected with the cable 901 in a matching way, the surface of the cable 901 is detachably connected with a cable insulation shielding layer 902, the surface of the cable 901 is detachably connected with a cable main insulation layer 903, the inside of the cable 901 is detachably connected with a cable core 904, namely, the inside of the plug 1 is connected with the cable 901 in a matching way, so that an electrifying structure for a contact cabinet can be formed, the surface of the cable 901 can be detachably connected with the cable insulation shielding layer 902, so that the electric shielding property of the whole cable 901 can be improved, the surface of the cable 901 is also detachably connected with the cable main insulation layer 903, so that the shielding property can be greatly improved, the leakage current of the cable can be prevented, the cable core 904 can be detachably connected inside the cable 901, so that a complete cable measure can be formed, the surface of the plug 1 is provided with a shielding cover 4, and the shielding cover 4 can be detachably connected inside the plug 1, namely, the surface of the plug 1 is provided with the shielding cover 4, the shielding cover 4 is detachably connected inside the plug 1, so that the inside of the plug 1 is effectively shielded by the shielding cover 4, the inside of the plug 1 is detachably connected with the insulating plug 5, the inside of the insulating plug 5 is in fit connection with the fixing bolt 6, the leakage resistance of current to the inner side of the plug 1 is increased by the insulating plug 5 detachably connected inside the plug 1, the insulating plug 5 is fixed between the fixing bolt 6 and the plug 1 through the internal fit connection, the surface of the fixing bolt 6 is in fit connection with the fixing nut 7, the surface of the fixing nut 7 is detachably connected inside the insulating plug 5, the fixing bolt 6 is connected with the fixing nut 7, a fixed connection measure can be formed, the structures of the insulating plug 5 and the like inside of the plug 1 can be effectively fixed, one side of the plug 1 is detachably connected with the equipment sleeve 8, the equipment sleeve 8 is communicated with the insulating plug 5, the equipment sleeve 8 is detachably connected to one side of the plug 1, the equipment sleeve 8 effectively protects connecting wires such as a cable 901 and the like, and the equipment sleeve 8 is connected with the inside of the insulating plug 5, so that the overall connection intercommunity is improved.

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 utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a special plug of contact cabinet, includes plug (1), cable insulation assembly and joint insulation assembly, its characterized in that: the connector (2) is arranged at the bottom of the plug (1), the copper terminal (3) is detachably connected inside the plug (1), the cable insulation assembly is arranged inside the plug (1), and the joint insulation assembly is arranged inside the plug (1);

the connector insulation assembly comprises an insulation layer (1001), the surface of the plug (1) is detachably connected with the insulation layer (1001), the inner surface of the plug (1) is detachably connected with an inner shielding layer (1002), the surface of the plug (1) is provided with an outer shielding layer (1003), and the bottom of the insulation layer (1001) is connected with the interface (2).

2. The special plug for the contact cabinet as claimed in claim 1, wherein: the cable insulation assembly comprises a cable (901), the cable (901) is connected to the inside of the plug (1) in a matched mode, a cable insulation shielding layer (902) is detachably connected to the surface of the cable (901), a cable main insulation layer (903) is detachably connected to the surface of the cable (901), and a cable core (904) is detachably connected to the inside of the cable (901).

3. The special plug for the contact cabinet as claimed in claim 1, wherein: the surface of the plug (1) is provided with a shielding cover (4), and the shielding cover (4) is detachably connected inside the plug (1).

4. The special plug for the contact cabinet as claimed in claim 1, wherein: the plug (1) is internally detachably connected with an insulating plug (5), and the insulating plug (5) is internally connected with a fixing bolt (6) in a matching manner.

5. The plug special for the contact cabinet as claimed in claim 4, wherein: the surface of the fixing bolt (6) is connected with a fixing nut (7) in a matching mode, and the surface of the fixing nut (7) is detachably connected inside the insulating plug (5).

6. The special plug for the contact cabinet as claimed in claim 1, wherein: an equipment sleeve (8) is detachably connected to one side of the plug (1), and the equipment sleeve (8) is communicated with the insulating plug (5).