CN214153985U

CN214153985U - Novel PT connects assembly

Info

Publication number: CN214153985U
Application number: CN202120252545.7U
Authority: CN
Inventors: 常久保
Original assignee: Beijing Yuchengjie Electric Power Technology Development Co ltd
Current assignee: Beijing Yuchengjie Electric Power Technology Development Co ltd
Priority date: 2021-01-28
Filing date: 2021-01-28
Publication date: 2021-09-07
Anticipated expiration: 2031-01-28

Abstract

The utility model discloses a novel PT connects assembly, wherein epoxy base sets up in cable joint's bottom, collude type nut assembly and sets up in cable joint's inside, the air discharge line sets up in the inside of colluding type nut assembly, fixing device sets up in cable joint's top, it transversely sets up in the left end at cable joint top to shell and cut the cable, fixing clamp plate sets up on the cable, the cover of cable is established in cable joint, between the PT elbow fitting assembly, the axle footpath sealing washer sets up in the inside of PT elbow fitting assembly, first binding post sets up in the inside of axle footpath sealing washer, yellow green ground wire connects and sets up in one side on PT elbow fitting assembly surface, second binding post sets up in epoxy base's top, the inner cable pipeline sets up in the inside of PT elbow fitting assembly. The utility model discloses change in the installation, convenient and fast has more stable power supply performance, and is applicable to the concrete operation requirement of the cable junction instrument of all production, official working and public place in the power supply office acceptance range.

Description

Novel PT connects assembly

Technical Field

The utility model relates to a cable junction technical field, specific novel PT connects assembly that says so.

Background

The joint is equipment which is arranged between cables and has certain insulation and sealing performance so that two or more cables can continuously run. Wherein the PT flexible cable connection is for the slaveThe installation method of the scheme that the electricity is supplied to the high-voltage transformer by the main bus bar is related to the specific connection scheme in actual use, and different connection schemes have different installation operations. Generally, the most commonly used is the European style front plug, flexible cable 35mm²(EPR or XLPE) and elbow type PT connectors.

The existing joint assembly for connecting between the cable and the cable is inconvenient to install, the assembling process is complicated, the power supply performance is unstable, and the use safety factor is low. Therefore, there is a need for further research on existing PT connector assemblies to provide a new type of PT connector assembly to overcome the above problems.

SUMMERY OF THE UTILITY MODEL

To the above-mentioned weak point that exists among the prior art, the utility model aims at providing a novel PT connects assembly.

The utility model discloses a realize that the technical scheme that above-mentioned purpose adopted is: the novel PT joint assembly comprises an epoxy base, a cable joint, a hook-shaped nut component, an exhaust wire, a fixing device, a stripping and cutting cable, a fixing pressing plate, a cable, a PT elbow joint assembly, an axial diameter sealing ring, a first connecting terminal, a yellow-green ground wire joint, a second connecting terminal and an inner cable pipeline, wherein the epoxy base is arranged at the bottom end of the cable joint, the hook-shaped nut component is arranged inside the cable joint, the exhaust wire is arranged inside the hook-shaped nut component, the fixing device is arranged at the top end of the cable joint, the stripping and cutting cable is transversely arranged at the left end of the top of the cable joint, the fixing pressing plate is arranged on the cable, one end of the cable is arranged on the cable joint, the other end of the cable is arranged on the PT joint assembly, the axial diameter elbow sealing ring is arranged inside the PT elbow joint assembly, the first connecting terminal is arranged inside the axial diameter sealing ring, the yellow-green ground wire joint is arranged on one side of the surface of the PT elbow joint assembly, the second wiring terminal is arranged at the top end of the epoxy base, and the inner cable pipeline is arranged inside the PT elbow joint assembly.

Foretell novel PT connects assembly, its characterized in that: the number of the epoxy bases is two.

Foretell novel PT connects assembly, its characterized in that: the hook-shaped nut assembly is of a detachable assembly structure.

Foretell novel PT connects assembly, its characterized in that: the stripping and cutting cable comprises a terminal, a conductor, a core insulator, a semiconductor, a copper shield, a constant force spring, a sealant, a cold-shrink protective sleeve, an outer sheath and a grounding wire, wherein the terminal is arranged on the top end of the conductor, the conductor is arranged on the top end of the core insulator, the core insulator is arranged on the top end of the semiconductor, the copper shield is arranged outside the semiconductor, the constant force spring is arranged on the upper portion of the copper shield, the cold-shrink protective sleeve is arranged outside the copper shield through the sealant, the outer sheath is arranged outside the cold-shrink protective sleeve, and the grounding wire is arranged at the bottom end of the outer sheath.

Foretell novel PT connects assembly, its characterized in that: the diameter of the first connecting terminal is larger than that of the second connecting terminal.

Foretell novel PT connects assembly, its characterized in that: and a 2.8-3.2mm conical surface is arranged at the fracture of the core insulator and the semiconductor.

The utility model has the advantages that: the overall structure of this kind of novel PT connects assembly designs simply, changes in the installation, and convenient and fast has more stable power supply performance, improves application safety factor, and is applicable to the concrete operation requirement of the cable junction instrument of all production, official working and public places in the power supply office acceptance range, and quality standard is high.

Drawings

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

FIG. 2 is a cross-sectional view of the PT elbow fitting assembly of the present invention;

fig. 3 is a structural sectional view of the shaft diameter sealing ring of the present invention;

fig. 4 is a structural sectional view of the stripping and cutting cable of the present invention.

In the figure: the cable comprises an epoxy base 1, a cable joint 2, a hook-shaped nut component 3, an exhaust line 4, a fixing device 5, a stripping and cutting cable 6, a fixing pressing plate 7, a cable, a PT elbow joint assembly 9, a shaft diameter sealing ring 10, a first connecting terminal 11, a yellow-green ground wire joint 12, a second connecting terminal 13, an inner cable pipeline 14, a terminal 15, a conductor 16, a core 17 insulation, a semiconductor 18, a copper shield 19, a constant force spring 20, a sealant 21, a cold-shrink sheathing tube 22, an outer sheath 23 and a ground wire 24.

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. 1-4, the novel PT connector assembly includes an epoxy base 1, a cable connector 2, a hook nut assembly 3, an exhaust line 4, a fixing device 5, a peeling and cutting cable 6, a fixing press plate 7, a cable 8, a PT elbow connector assembly 9, a shaft diameter seal ring 10, a first connecting terminal 11, a yellow-green ground wire connector 12, a second connecting terminal 13 and an inner cable duct 14, the epoxy base 1 is disposed at the bottom end of the cable connector 2, the hook nut assembly 3 is disposed inside the cable connector 2, the exhaust line 4 is disposed inside the hook nut assembly 3, the fixing device 5 is disposed at the top end of the cable connector 2, the peeling and cutting cable 6 is transversely disposed at the left end of the top of the cable connector 2, the fixing press plate 7 is disposed on the cable 8, one end of the cable 8 is disposed on the cable connector 2, the other end of the cable 8 is disposed on the PT elbow connector assembly 9, the shaft diameter seal ring 10 is disposed inside the PT elbow assembly 9, the first wiring terminal 11 is arranged inside the shaft diameter sealing ring 10, the yellow-green ground wire joint 12 is arranged on one side of the surface of the PT elbow joint assembly 9, the second wiring terminal 13 is arranged at the top end of the epoxy base 1, and the inner cable pipeline 14 is arranged inside the PT elbow joint assembly 9.

The utility model discloses in:

as a preferred technical scheme of the utility model, the quantity that epoxy base 1 set up is two, installs respectively in two bottoms of cable joint 2, PT elbow fitting assembly 9.

As the utility model discloses an optimal technical scheme colludes type nut component 3 and sets up to detachable assembly structure, and convenient to detach assembles, easily change.

As a preferred technical scheme of the utility model, peeling and cutting cable 6 includes terminal 15, conductor 16, core insulation 17, semiconductor 18, copper shielding 19, constant force spring 20, sealed glue 21, cold shrinkage protective sleeve 22, oversheath 23 and earth connection 24, terminal 15 sets up in conductor 16's top, conductor 16 sets up in core insulation 17's top, core insulation 17 sets up in semiconductor 18's top, copper shielding 19 sets up in semiconductor 18's outside, constant force spring 20 sets up in copper shielding 19's upper portion, cold shrinkage protective sleeve 22 sets up in copper shielding 19's outside through sealed glue 21, oversheath 23 sets up in cold shrinkage protective sleeve 22's outside, earth connection 24 sets up in oversheath 23's bottom.

As a preferred technical scheme of the utility model, first binding post 11's diameter is greater than second binding post 13's diameter, the butt joint of being convenient for.

As an optimized technical scheme of the utility model, the fracture department of core insulation 17 and semiconductor 18 is provided with the conical surface of 2.8-3.2mm, and when it cuts the semi-conducting layer conical surface, certainly cut to the semi-conducting layer direction from core insulation 17, otherwise easily fish tail core insulation 17.

The utility model discloses a theory of operation is: when in use, all the parts are required to be inserted horizontally and vertically during installation, meanwhile, the assembly surfaces of the cable joint 2, the peeling and cutting cable 6 and the PT elbow joint assembly 9 are required to be aligned and cleaned, after silicone grease is coated, the cable joint 2, the peeling and cutting cable 6 and the PT elbow joint assembly 9 are connected, when the cable 8 is fixed, the epoxy base 1 is strictly forbidden to bend, the grounding hole of the epoxy base 1 is grounded, when the electroscope does not measure voltage, the cable 8 is effectively grounded by covering the cable 8, the cable 8 is effectively fixed, the first connecting terminal 11 is directly pressed into the inner throat of the remodeling epoxy base, so that the first connecting terminal can be conveniently fused with the second connecting terminal 12 below, after assembly and synthesis, cabinet body installation is carried out, when the product and the PT cabinet are installed, the high-pressure gas discharge phenomenon can be generated, therefore, an exhaust wire needs to be inserted into the product for installation before installation, and after the installation is in place, the problem can be solved by pulling out the exhaust wire, after the test is finished, all grounding wires are connected and firmly with the system grounding point, and complete matching tools are needed for performing a voltage withstand test on site. The utility model discloses an overall structure design is simple, changes in the installation, and convenient and fast has more stable power supply performance, and is applicable to the concrete operation requirement of all production, official working and the cable junction instrument in public place of power supply office acceptance range, and quality standard is high.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "both ends", "one end", "the other end" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element to which the reference is made must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, and for example, "connected" may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. Novel PT connects assembly, including epoxy base (1), cable joint (2), collude type nut component (3), exhaust line (4), fixing device (5), shell and cut cable (6), solid fixed pressing board (7), cable (8), PT elbow joint assembly (9), shaft diameter sealing washer (10), first binding post (11), yellow green ground wire joint (12), second binding post (13) and interior cable duct (14), its characterized in that: the utility model discloses a cable joint, including epoxy base (1), collude type nut component (3), cable joint (2), exhaust line (4), fixing device (5), cable joint (2), peeling and cutting cable (6), cable joint (2) and fixing clamp plate (7), cable (8), cable (10), first binding post (11), and yellow green ground wire joint (12), the bottom of epoxy base (1) sets up in cable joint (2), collude type nut component (3) and set up in the inside of cable joint (2), exhaust line (4) sets up in the inside of colluding type nut component (3), fixing device (5) sets up in the top of cable joint (2), peeling and cutting cable (6) transversely sets up in the left end at cable joint (2) top, fixing clamp plate (7) sets up on cable (8), the one end of cable (8) sets up on PT elbow fitting assembly (9), axle footpath sealing washer (10) sets up in the inside of PT elbow fitting assembly (9), first binding post (11) sets up in the inside of axle footpath sealing washer (10), yellow green ground wire joint (12) sets up in one side on PT elbow fitting assembly (9) surface, second binding post (13) set up in the top of epoxy base (1), interior cable pipe way (14) set up in the inside of PT elbow fitting assembly (9).

2. The novel PT joint assembly of claim 1 wherein: the number of the epoxy bases (1) is two.

3. The novel PT joint assembly of claim 1 wherein: the hook-shaped nut component (3) is of a detachable component structure.

4. The novel PT joint assembly of claim 1 wherein: the stripping and cutting cable (6) comprises a terminal (15), a conductor (16), a core insulator (17), a semiconductor (18), a copper shield (19), a constant force spring (20), a sealant (21), a cold-shrink sheath tube (22), an outer sheath (23) and a grounding wire (24), the terminal (15) is arranged at the top end of a conductor (16), the conductor (16) is arranged at the top end of a core insulation (17), the core insulation (17) is arranged on top of the semiconductor (18), the copper shield (19) is arranged outside the semiconductor (18), the constant force spring (20) is arranged on the upper part of the copper shield (19), the cold-shrink protective sleeve (22) is arranged outside the copper shield (19) through a sealant (21), the outer sheath (23) is arranged outside the cold-shrink sheath tube (22), and the grounding wire (24) is arranged at the bottom end of the outer sheath (23).

5. The novel PT joint assembly of claim 1 wherein: the diameter of the first connecting terminal (11) is greater than the diameter of the second connecting terminal (13).

6. The novel PT connector assembly of claim 4, wherein: a 2.8-3.2mm conical surface is arranged at the fracture of the core insulator (17) and the semiconductor (18).