CN113725637B - Intelligent quick recovery connects - Google Patents

Intelligent quick recovery connects Download PDF

Info

Publication number
CN113725637B
CN113725637B CN202111014399.5A CN202111014399A CN113725637B CN 113725637 B CN113725637 B CN 113725637B CN 202111014399 A CN202111014399 A CN 202111014399A CN 113725637 B CN113725637 B CN 113725637B
Authority
CN
China
Prior art keywords
quick recovery
flange part
metal cylinder
flange
tail pipe
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Active
Application number
CN202111014399.5A
Other languages
Chinese (zh)
Other versions
CN113725637A (en
Inventor
刘延卓
鄢希锋
王晓波
李智文
方菊
贾超
李蔚凡
农乾昌
潘海平
易亚琳
马能著
罗宇
王俊
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Cyg Electric Co ltd
Original Assignee
Cyg Electric Co ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Cyg Electric Co ltd filed Critical Cyg Electric Co ltd
Priority to CN202111014399.5A priority Critical patent/CN113725637B/en
Publication of CN113725637A publication Critical patent/CN113725637A/en
Application granted granted Critical
Publication of CN113725637B publication Critical patent/CN113725637B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

Classifications

    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01RELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R11/00Individual connecting elements providing two or more spaced connecting locations for conductive members which are, or may be, thereby interconnected, e.g. end pieces for wires or cables supported by the wire or cable and having means for facilitating electrical connection to some other wire, terminal, or conductive member, blocks of binding posts
    • H01R11/11End pieces or tapping pieces for wires, supported by the wire and for facilitating electrical connection to some other wire, terminal or conductive member
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02GINSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
    • H02G15/00Cable fittings
    • H02G15/08Cable junctions
    • H02G15/18Cable junctions protected by sleeves, e.g. for communication cable

Landscapes

  • Quick-Acting Or Multi-Walled Pipe Joints (AREA)

Abstract

An intelligent quick recovery joint comprises a metal cylinder body, a connecting piece, a moving contact, a sealing flange, a tail pipe, a stress cone and the like. The intelligent quick recovery joint is simple and easy to install and operate, has low requirements on engineering installation personnel, can be completed by a special tool, is quick and convenient because the moving contact is connected with the static contact in a plugging and pulling manner, and can shorten the emergency repair time to the greatest extent, realize quick recovery and recover power supply because the tail pipe is in a wrapping-free sealing installation mode.

Description

Intelligent quick recovery connects
Technical Field
The invention relates to the field of power cable accessories, in particular to an intelligent quick recovery joint.
Background
In recent years, the failure rate of a cable line tends to increase with the increase in the period of time in which a high-voltage cable is put into operation in a power system. After a cable fails, emergency repair is needed, and usually, a failure point is found and a cable joint is manufactured at the position to repair a cable system and recover power supply. Conventional cable connectors need to be stocked, and need to be installed and manufactured by personnel with professional qualifications, the whole preparation process is too long, and the requirement of quickly recovering power supply of key lines and single-loop lines is difficult to meet.
Disclosure of Invention
The invention provides an intelligent quick recovery joint for overcoming the defects in the prior art.
The technical scheme of the invention is as follows: an intelligent quick recovery joint comprises at least two metal cylinder bodies, wherein one sides of the two metal cylinder bodies are connected through a connecting piece;
a shielding electrode and a static contact are embedded in the connecting piece, a flange part is arranged on the outer periphery side of the connecting piece, the static contact is symmetrically arranged in the connecting piece, at least one threaded hole is respectively arranged on the two end face sides of the flange part, and the flange part is connected between flanges of the two metal cylinder bodies and fastened through a threaded part;
the moving contact is connected with the fixed contact in a plugging manner through a spring contact finger;
a sealing flange fixed to the other side of the metal cylinder body, the sealing flange having a first recess facing outward on an inner circumferential side thereof;
the tail pipe is provided with a first flange part at one end and fixedly connected with the sealing flange through the first flange part, a second concave part facing inwards is arranged on the inner peripheral side of the first flange part, and the first concave part and the second concave part are correspondingly connected to form an installation and compaction space;
the stress cone is sleeved on the cable and provided with a flange part; a pressure plate is arranged on the outer side surface of the flange part of the stress cone; the flange part of the stress cone and the pressure plate are tightly pressed in the installation and compression space;
the other end of tail pipe is the horn mouth, be equipped with between horn mouth and the cable with horn mouth complex wedge sealing washer, the outside crimping of wedge sealing washer has sealed pressure disk.
Preferably, the insulation rod comprises at least two connecting pieces, at least three metal cylinder bodies and an insulation rod consisting of the metal rod bodies and an insulation layer, every two metal cylinder bodies are connected through the connecting pieces, two ends of the insulation rod are fixedly connected with moving contacts, and one sides of the two connecting pieces, which are opposite to each other, are connected with the insulation rod in an inserting and pulling manner through the moving contacts.
Preferably, the metal cylinder is a pressure vessel.
Preferably, the top of the metal cylinder body is provided with a cover plate.
Preferably, the bottom of the metal cylinder body is provided with a support frame and a caster.
Preferably, a threaded hole connected with a copper braided belt is formed in the tail pipe, one end of the copper braided belt is fixed on the tail pipe through a fastener, and the other end of the copper braided belt is clamped and fixed on the cable metal sheath through a constant force spring.
Preferably, the emergency repair joint monitoring system further comprises a monitoring device for monitoring the state of the emergency repair joint in real time.
Preferably, a seal ring is provided between the flange portion and the flanges of the two metal cylinders.
Preferably, be equipped with vibration sensor on the flange portion, the connecting piece is embedded to have first temperature sensor, monitoring devices with vibration sensor with first temperature sensor communication connection.
Preferably, a second temperature sensor is arranged on the tail pipe, and the second temperature sensor is in communication connection with the monitoring device.
Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other solutions can be obtained according to the drawings without inventive efforts.
FIG. 1 is a schematic diagram of an intelligent quick-recovery connector structure according to the present invention;
FIG. 2 is a cross-sectional view of a connector provided by the present invention;
FIG. 3 is a partial block diagram of the first intelligent quick recovery coupling according to the present invention;
fig. 4 is a partial structure diagram of the intelligent quick recovery joint provided by the invention.
Detailed Description
It should be noted that the embodiments and features of the embodiments may be combined with each other without conflict.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on those shown in the drawings, and are used merely for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be taken as limiting the scope of the present invention. Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; 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 by those of ordinary skill in the art through specific situations.
The technical solution of the present invention will be described in detail with reference to the accompanying drawings in conjunction with embodiments.
As shown in fig. 1-4, an intelligent quick-recovery joint comprises at least two metal cylinders 9, wherein one sides of the two metal cylinders 9 are connected through a connecting piece;
a shielding electrode 18 (the shielding electrode mainly plays a shielding role and ensures the overall breakdown voltage of the connecting piece) and a static contact 6 are embedded in the connecting piece, a flange part is arranged on the outer periphery side of the connecting piece, the static contact 6 is symmetrically arranged in the connecting piece, at least one threaded hole is respectively arranged on the two end face sides of the flange part, and the flange part is connected between the flanges 3 and 5 of the two metal cylinder bodies 9 and is fastened through a threaded part;
the moving contact 16 is connected with the fixed contact 6 in a plugging manner through a spring contact finger 17;
a sealing flange 21, the sealing flange 21 being fixed to the other side of the metal cylinder 9, an inner peripheral side of the sealing flange 21 having a first recess 12 facing outward;
a tail pipe 14, wherein one end of the tail pipe 14 is provided with a first flange part 22, the tail pipe 14 is fixedly connected with the sealing flange 21 through the first flange part 22, the inner peripheral side of the first flange part 22 is provided with a second concave part 13 facing inwards, and the first concave part 12 and the second concave part 13 are correspondingly connected to form an installation compression space;
the stress cone 11 is sleeved on the cable and provided with a flange part; a pressure plate 23 is arranged on the outer side surface of the flange part of the stress cone 11; the flange part of the stress cone 11 and the pressure plate 23 are pressed in the mounting pressing space;
the other end of tail pipe 14 is the horn mouth, be equipped with between horn mouth and the cable with horn mouth complex wedge sealing washer 24, the outside crimping of wedge sealing washer 24 has sealed pressure disk 15.
The insulation rod comprises at least two connecting pieces, at least three metal cylinder bodies and an insulation rod 7 consisting of the metal cylinder bodies and an insulation layer, wherein every two metal cylinder bodies are connected through the connecting pieces, moving contacts are fixedly connected with two ends of the insulation rod 7, and one sides, opposite to the two connecting pieces, of the two connecting pieces are connected with the insulation rod 7 in a plugging and unplugging mode through the moving contacts. The connecting piece is the epoxy resin cast moulding in the mill, for the connection of both ends cable, and when leading to unable the connection because of the cable is short excessively, can establish ties a plurality of connecting pieces in order to realize the connection of both ends cable, the full solid sealed structure of connecting piece has reduced high voltage electrode surface field intensity, has improved the whole electrical property of joint.
The metal cylinder 9 is a pressure container, and the inside of the metal cylinder is filled with insulating media, so that the insulativity of the quick recovery joint can be ensured.
The top of the metal cylinder body 9 is provided with a cover plate 10, so that the sealing performance can be ensured.
The bottom of the metal cylinder body 9 is provided with a support frame 20 and a caster 19, so that the installation is convenient, and the rush repair time is saved.
The tail pipe 14 is internally provided with a threaded hole for connecting a copper braided belt, one end of the copper braided belt is fixed on the tail pipe 14 through a fastener, the other end of the copper braided belt is fixed on a cable metal sheath through a constant force spring clamp 25, the structure is a non-welding type quick grounding structure, a lead lining process is omitted, and quick connection is realized.
The intelligent quick recovery joint is further provided with a monitoring device, the monitoring device is designed with low power consumption, can be connected with various sensors such as temperature, partial discharge and vibration, monitors the state of the emergency repair joint in real time, and avoids the joint from breaking down. Be equipped with vibration sensor 4 on the flange portion, the connecting piece is embedded to have first temperature sensor 2, monitoring devices with vibration sensor 4 with first temperature sensor 2 communication connection.
And a second temperature sensor 1 is arranged on the tail pipe 14, and the second temperature sensor 1 is in communication connection with the monitoring device.
And a sealing ring 8 is arranged between the flange part and the flanges 3 and 5 of the two metal cylinder bodies 9.
The intelligent quick recovery joint is simple and easy to install and operate, has low requirements on engineering installation personnel, can be completed by a special tool, is quick and convenient because the moving contact is connected with the static contact in a plugging and pulling manner, and can shorten the emergency repair time to the greatest extent, realize quick recovery and recover power supply because the tail pipe is in a wrapping-free sealing installation mode.
The foregoing embodiments are merely illustrative of the principles and utilities of the present invention and are not intended to limit the invention. Any person skilled in the art can modify or change the above-mentioned embodiments without departing from the spirit and scope of the present invention. Accordingly, it is intended that all equivalent modifications or changes which can be made by those skilled in the art without departing from the spirit and technical spirit of the present invention be covered by the claims of the present invention.

Claims (9)

1. An intelligent quick recovery joint is characterized by comprising at least two metal cylinder bodies, wherein one sides of the two metal cylinder bodies are connected through a connecting piece;
a shielding electrode and a static contact are embedded in the connecting piece, a flange part is arranged on the outer periphery side of the connecting piece, the static contact is symmetrically arranged in the connecting piece, at least one threaded hole is respectively arranged on the two end face sides of the flange part, and the flange part is connected between flanges of the two metal cylinder bodies and fastened through a threaded part;
the moving contact is connected with the fixed contact in a plugging manner through a spring contact finger;
a sealing flange fixed to the other side of the metal cylinder body, the sealing flange having a first recess facing outward on an inner circumferential side thereof;
the tail pipe is provided with a first flange part at one end and fixedly connected with the sealing flange through the first flange part, a second concave part facing inwards is arranged on the inner peripheral side of the first flange part, and the first concave part and the second concave part are correspondingly connected to form an installation and compaction space;
the stress cone is sleeved on the cable and provided with a flange part; a pressure plate is arranged on the outer side surface of the flange part of the stress cone; the flange part of the stress cone and the pressure plate are tightly pressed in the mounting and pressing space;
the other end of the tail pipe is a bell mouth, a wedge-shaped sealing ring matched with the bell mouth is arranged between the bell mouth and the cable, and a sealing pressure plate is pressed on the outer side of the wedge-shaped sealing ring;
the tail pipe is internally provided with a threaded hole connected with a copper braided belt, one end of the copper braided belt is fixed on the tail pipe through a fastener, and the other end of the copper braided belt is fixed on a cable metal sheath through a constant force spring clamp.
2. The quick recovery coupling as claimed in claim 1, comprising at least two connecting members, at least three metal cylinders, and an insulating rod composed of metal rods and insulating layers, wherein each two metal cylinders are connected through a connecting member, two ends of the insulating rod are fixedly connected with moving contacts, and one side of each of the two connecting members opposite to each other is connected with the insulating rod through the moving contacts.
3. The quick recovery coupling of claim 1, wherein the metal cylinder is a pressure vessel.
4. The quick recovery coupling of claim 1, wherein the top of said metal cylinder is provided with a cover plate.
5. The quick recovery coupling of claim 1, wherein the bottom of said metal cylinder is provided with a support bracket and casters.
6. The quick recovery joint of claim 1, further comprising monitoring means for monitoring the condition of the emergency repair joint in real time.
7. The quick recovery coupling according to claim 1, wherein a seal is provided between said flange portion and the flanges of both of said metal cylinders.
8. The quick recovery coupling of claim 6, wherein a vibration sensor is disposed on said flange portion, a first temperature sensor is embedded in said connector, and said monitoring device is in communication with said vibration sensor and said first temperature sensor.
9. The quick recovery coupling according to claim 6, wherein said tailpipe has a second temperature sensor, said second temperature sensor being in communication with said monitoring device.
CN202111014399.5A 2021-08-31 2021-08-31 Intelligent quick recovery connects Active CN113725637B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202111014399.5A CN113725637B (en) 2021-08-31 2021-08-31 Intelligent quick recovery connects

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202111014399.5A CN113725637B (en) 2021-08-31 2021-08-31 Intelligent quick recovery connects

Publications (2)

Publication Number Publication Date
CN113725637A CN113725637A (en) 2021-11-30
CN113725637B true CN113725637B (en) 2022-08-09

Family

ID=78679964

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202111014399.5A Active CN113725637B (en) 2021-08-31 2021-08-31 Intelligent quick recovery connects

Country Status (1)

Country Link
CN (1) CN113725637B (en)

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2010095371A1 (en) * 2009-02-17 2010-08-26 昭和電線ケーブルシステム株式会社 Stress cone compression device and cable connection section using same
CN206712441U (en) * 2017-05-23 2017-12-05 北京国电四维电力技术有限公司 A kind of oil-filled outdoor cable terminals of 110kV

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2003052119A (en) * 2001-08-06 2003-02-21 Showa Electric Wire & Cable Co Ltd Connection metal fitting for cable conductor, cable intermediate connection part and cable terminal connection part
CN203481774U (en) * 2013-09-02 2014-03-12 广东电网公司佛山供电局 Cable joint
CN107359585A (en) * 2017-08-04 2017-11-17 江苏中天科技电缆附件有限公司 A kind of new no epoxy bushing GIS terminal
CN207442419U (en) * 2017-12-04 2018-06-01 长缆电工科技股份有限公司 A kind of cable intermediate joint for rapid rush-repair
CN109830928B (en) * 2019-03-20 2025-07-25 江苏安靠智电股份有限公司 Cable combined joint

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2010095371A1 (en) * 2009-02-17 2010-08-26 昭和電線ケーブルシステム株式会社 Stress cone compression device and cable connection section using same
CN206712441U (en) * 2017-05-23 2017-12-05 北京国电四维电力技术有限公司 A kind of oil-filled outdoor cable terminals of 110kV

Also Published As

Publication number Publication date
CN113725637A (en) 2021-11-30

Similar Documents

Publication Publication Date Title
CN201112865Y (en) One-way high-pressure integral air-tight electric connector
CN113725637B (en) Intelligent quick recovery connects
CN215989536U (en) Intelligent quick recovery connects
CN217881806U (en) Pole, cover plate and battery
CN203118514U (en) Shell and flange combined electrical penetration assembly for double-wall containment of reactor
CN106611937B (en) A kind of seal drawn for three-station isolating grounding switch ground connection
CN108521112B (en) High-voltage dry-type insulation power cable equipment terminal
CN2523088Y (en) Power cable elbow plug
CN216250865U (en) Temperature detection device and battery module
CN214898772U (en) A connection device and battery pack
CN214757174U (en) Electric control shell with connecting piece for automobile
CN211442292U (en) High-voltage cable assembly and rail train
CN112531399B (en) Cabin-penetrating sealing electric connector
CN212085051U (en) Battery waterproof construction, accumulate device and electric motor car
CN211604836U (en) Built-in column type voltage limiter
CN215580252U (en) Copper conductor intensive insulation bus duct
CN216625265U (en) Cable intermediate head
CN215267915U (en) Motor junction box support
CN112510616A (en) High-strength GIS outgoing line porcelain bushing and implementation method thereof
CN223487691U (en) Sealing ground structure and gas-insulated switchgear
CN217585873U (en) Passive composite sensor
CN223884509U (en) Cover and battery
CN222234083U (en) A ground return device with an integrated box cover
CN221176432U (en) Current output structure and battery
CN212874779U (en) Outdoor high-voltage alternating-current permanent-magnet vacuum column intelligent switch with reliable performance

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination
GR01 Patent grant
GR01 Patent grant