CN206820449U - A kind of anti-explosion box for cable middle connector - Google Patents

A kind of anti-explosion box for cable middle connector Download PDF

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Publication number
CN206820449U
CN206820449U CN201720753049.3U CN201720753049U CN206820449U CN 206820449 U CN206820449 U CN 206820449U CN 201720753049 U CN201720753049 U CN 201720753049U CN 206820449 U CN206820449 U CN 206820449U
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China
Prior art keywords
transition joint
joint storehouse
upper shell
cable
storehouse
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Active
Application number
CN201720753049.3U
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Chinese (zh)
Inventor
高岭
董杰
袁燕岭
夏福庆
苗辉
高俊福
穆勇
史顺金
韩荣新
苑建涛
赵婧
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State Grid Corp of China SGCC
Tangshan Power Supply Co of State Grid Jibei Electric Power Co Ltd
Original Assignee
State Grid Corp of China SGCC
Tangshan Power Supply Co of State Grid Jibei Electric Power Co Ltd
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Priority to CN201720753049.3U priority Critical patent/CN206820449U/en
Application granted granted Critical
Publication of CN206820449U publication Critical patent/CN206820449U/en
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Abstract

A kind of anti-explosion box for cable middle connector is the utility model is related to, belongs to powered operation equipment technical field.Technical scheme is:Transition joint storehouse is by upper shell one(1), upper shell two(2), lower house one(3), lower house two(4)Four housing compositions, cut end(9)The both ends in joint storehouse formed between, the center position reduced diameter away from transition joint storehouse form the conical surface(8), shrinkage cavity end(10)It is arranged on and cuts end(9)End axial location, transition joint storehouse, cut end(9), shrinkage cavity end(10)It is coaxially disposed and adjacent face matches, fills hole(6)There are four, be uniformly arranged on upper shell one(1), upper shell two(2)Upper surface.The beneficial effects of the utility model are:By using cutting end and setting the structure in four filling holes, arbitrary section cable can be installed, while be advantageous to cable intermediate joint explosion time and fully let out energy.

Description

A kind of anti-explosion box for cable middle connector
Technical field
A kind of anti-explosion box for cable middle connector is the utility model is related to, belongs to powered operation equipment technical field.
Background technology
Cable intermediate joint is the link of most fragile in cable run operation, is run by surrounding environment influence, unavoidably Cause insulation to wreck because of external force factors such as moisture intrusion, mechanical stresses, cause cable intermediate connector breakdown and explosion thing Therefore.Therefore, the protecting box for improving cable run safe and stable operation is arisen at the historic moment.
Existing armored cassette refers to the Chinese patent of Application No. 2014205409424 and 2016205782902, its point Do not disclose to be covered by bolted two cavitys up and down and form transition joint storehouse, upper cavity is provided with totally two quick filling holes (Letting out can hole), the both ends termination of upper and lower cavity, form the perforate for being available for cable penetration.
But the difference of the cross-section of cable in armored cassette is placed as required on, especially when there is the non-specification cross-section of cable, To ensure cooperation of the armored cassette end to cable, different moulds need to be manufactured, adds production cost;Existing armored cassette only has Two filling holes(Letting out can hole), field accident is run according to cable and finds to be difficult to meet work that is quick for installation and fully letting out energy With;In addition, because bolt installation inconvenience is installed and used in the narrow and small housing side of site space.
Utility model content
The utility model purpose is to provide a kind of anti-explosion box for cable middle connector, is filled out by using cutting end and setting four The structure in hole is filled, arbitrary section cable can be installed, while is advantageous to cable intermediate joint explosion time and fully lets out energy, is effectively solved Determine above mentioned problem present in background technology.
The technical solution of the utility model is:A kind of anti-explosion box for cable middle connector, comprising transition joint storehouse, filling hole, End, shrinkage cavity end are cut, the transition joint storehouse is by two or four upper shell one, upper shell two, lower house one, lower house housing groups Into, the both ends in cutting end joint storehouse formed between, the center position reduced diameter away from transition joint storehouse forms the conical surface, Shrinkage cavity end is arranged on the end axial location for cutting end, and transition joint storehouse, cutting end, shrinkage cavity end is coaxially disposed and adjacent face phase Matching, filling Kong Yousi, is uniformly arranged on upper shell one, the upper surface of upper shell two.
Also comprising plug holding pin, docking end, fastening screw and positioned internal pin, locating slot, the transition joint storehouse Upper-lower casing by positioned internal pin, locating slot pre-determined bit, be fixedly connected by plugging holding pin in housing side, butt end Portion is arranged on the middle part in transition joint storehouse, is fixedly connected by fastening screw.
Inner sealing adhesive tape is also included, is arranged on the side of transition joint storehouse housing.
The transition joint storehouse is the combination of two round platforms, is shaped as spindle, the side of four housings and the shape of safe edge It is shape, in the same size.
The transition joint storehouse is radially provided with reinforcement along housing, and reinforcement is fixedly connected with the casing in annular, diameter More than diameter of the housing.
Flameproof composite material is filled by filling hole in the inside in the transition joint storehouse.
The beneficial effects of the utility model are:Provided with end is cut, go for arbitrary section cable, armored cassette includes four Individual housing, be easy to carry transport;Housing side positioned internal pin, locating slot, are advantageous to armored cassette housing Primary Location, then with inserting Holding pin composition is pulled out, saves field installation time;It is inner sealing adhesive tape, safe edge shape, in the same size, advantageously ensure that explosion-proof Box sealing property and saving die casting cost;Four filling holes of armored cassette(Letting out can hole), be on the one hand advantageous to filling fire prevention Filler, on the other hand it is also beneficial to cable intermediate joint explosion time and fully lets out energy.
Brief description of the drawings
Fig. 1 is shell structure schematic diagram of the present utility model;
Fig. 2 is upper shell assembling schematic diagram of the present utility model;
Fig. 3 is lower house assembling schematic diagram of the present utility model;
In figure:Upper shell 1, upper shell 22, lower house 1, lower house 24, inner sealing adhesive tape 5, filling hole 6, insert Pull out holding pin 7, the conical surface 8, cut end 9, shrinkage cavity end 10, docking end 11, fastening screw 12, safe edge 13, reinforcement 14, inside calmly Position pin, locating slot 15.
Embodiment
Below in conjunction with accompanying drawing, by embodiment, the utility model is described in further detail.
A kind of anti-explosion box for cable middle connector, comprising transition joint storehouse, filling hole 6, end 9, shrinkage cavity end 10 are cut, in described Between joint storehouse be made up of 244 upper shell 1, upper shell 22, lower house 1, lower house housings, cut end 9 formed in Between joint storehouse both ends, away from transition joint storehouse center position reduced diameter formed the conical surface 8, shrinkage cavity end 10 is arranged on sanction The end axial location at end 9 is cut, transition joint storehouse, cutting end 9, shrinkage cavity end 10 is coaxially disposed and adjacent face matches, filling Hole 6 has four, is uniformly arranged on upper shell 1, the upper surface of upper shell 22.
Also comprising plug holding pin 7, docking end 11, fastening screw 12 and positioned internal pin, locating slot 15, the centre The upper-lower casing in joint storehouse is connected by positioned internal pin, the pre-determined bit of locating slot 15 by plugging holding pin 7 and being fixed in housing side Connect, docking end 11 is arranged on the middle part in transition joint storehouse, is fixedly connected by fastening screw 12.Plug holding pin installation side Just, the narrow and small phenomenon for causing firm bolt inconvenience in erecting bed has been prevented by plugging mounting means;End is docked using fastening Screw is installed, and ensure that armored cassette cavity intermediate connections have stronger mechanical performance, and accidental shock power is distributed to more On individual bolt.
Inner sealing adhesive tape 5 is also included, is arranged on the side of transition joint storehouse housing.Utilize the sealing for possessing fire resistance Adhesive tape, on the one hand when cable intermediate joint explosion time, transition joint is prevented to burn away;On the other hand keep close inside armored cassette Sealing property.
The transition joint storehouse is the combination of two round platforms, is shaped as spindle, side and the safe edge 13 of four housings It is shape, in the same size.Side and safe edge shape, in the same size, this design allows upper shell and lower house to pass through a kind of mould Tool casting, saves die cost.
The transition joint storehouse is radially provided with reinforcement 14 along housing, and reinforcement 14 is fixedly connected with the casing in annular, Diameter is more than diameter of the housing.Every housing has two reinforcements 14, is respectively distributed to housing both sides and into annular shape, strengthens explosion-proof Box main body intensity, prevent the explosion-proof box main body cracking of cable intermediate joint explosion time.
The inside in the transition joint storehouse is filled with special fireproof composite by filling hole 6, is formed for wrapping up electricity The overcoat of cable.Flameproof composite material has a performances such as explosion-proof, anticorrosion, arc protection, fire prevention, quartz sand free from admixture, without corner angle, Density is big, mechanical strength, fire prevention and fire-retardant, the central life explosion time of hair indirectly, the quartz sand cushion impact forces of filling, prevent combustion Burn, harm caused by reduction accident.
In actual applications, when cable intermediate joint storehouse need to penetrate diameter difference cable, according to the different cross-sections of cable, hang down Directly cut in armored cassette axis and cut end, armored cassette is formed the perforate change for being adapted to the different cross-sections of cable, and then adapt to peace The cable of arbitrary section is filled, only need to cut end to armored cassette at the scene carries out secondary operation, without being modified to mould, saves Cost.
Protecting box global shape is spindle, and armored cassette both ends stretch out to form the conical surface and shrinkage cavity end, transition joint storehouse, Cut end, shrinkage cavity end is coaxial and its adjacent face is in the same size, so as to ensure anti-explosion box for cable middle connector surface it is neat, without rib Angle, transition joint storehouse intensity is improved, prevents the breakage that is hit inside armored cassette.
Cable intermediate joint storehouse is assembled by four housings, and upper and lower two housings are first by positioned internal pin, locating slot 15 Carry out pre-determined bit to fix, then formed a fixed connection by plug holding pin 7, plug holding pin 7 is simple to operate, is easy to scene to apply Work, better than the fixed form that armored cassette side uses fastening screw.Docking end 11 is fixed by fastening screw 12.
Armored cassette upper shell is provided with four equally distributed filling holes in the middle part of main body(Letting out can hole), and use black rubber Sealing-plug closure ensures sealing.On the one hand four equally distributed filling holes in the middle part of main body are passed through(Letting out can hole)It is easy to centering Between joint be filled, and be advantageous to filler and uniformly filled in armored cassette, so as to form the protection of tight parcel cable Layer, hair life explosion time, caused energy can be released by letting out energy hole, be endangered so as to mitigate or even avoid indirectly among another aspect Evil aggravates.

Claims (6)

  1. A kind of 1. anti-explosion box for cable middle connector, it is characterised in that:Include transition joint storehouse, filling hole(6), cut end(9), contracting Nose end(10), the transition joint storehouse is by upper shell one(1), upper shell two(2), lower house one(3), lower house two(4)Four Housing forms, and cuts end(9)The both ends in joint storehouse formed between, the center position reduced diameter away from transition joint storehouse Form the conical surface(8), shrinkage cavity end(10)It is arranged on and cuts end(9)End axial location, transition joint storehouse, cut end(9), shrinkage cavity End(10)It is coaxially disposed and adjacent face matches, fills hole(6)There are four, be uniformly arranged on upper shell one(1), upper shell two (2)Upper surface.
  2. A kind of 2. anti-explosion box for cable middle connector according to claim 1, it is characterised in that:Also comprising plug holding pin (7), docking end(11), fastening screw(12)With positioned internal pin, locating slot(15), the upper-lower casing in the transition joint storehouse Pass through positioned internal pin, locating slot(15)Pre-determined bit, by plugging holding pin(7)It is fixedly connected in housing side, docks end (11)The middle part in transition joint storehouse is arranged on, passes through fastening screw(12)It is fixedly connected.
  3. A kind of 3. anti-explosion box for cable middle connector according to claim 1, it is characterised in that:Also include inner sealing adhesive tape (5), it is arranged on the side of transition joint storehouse housing.
  4. A kind of 4. anti-explosion box for cable middle connector according to claim 1, it is characterised in that:The transition joint storehouse is two The combination of individual round platform, is shaped as spindle, the side of four housings and safe edge(13)Shape, in the same size.
  5. A kind of 5. anti-explosion box for cable middle connector according to claim 1, it is characterised in that:The transition joint storehouse is along shell Body is radially provided with reinforcement(14), reinforcement(14)It is in annular to be fixedly connected with the casing, and diameter is more than diameter of the housing.
  6. A kind of 6. anti-explosion box for cable middle connector according to claim 1, it is characterised in that:The transition joint storehouse it is interior Portion is by filling hole(6)Filled with special fireproof composite.
CN201720753049.3U 2017-06-27 2017-06-27 A kind of anti-explosion box for cable middle connector Active CN206820449U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201720753049.3U CN206820449U (en) 2017-06-27 2017-06-27 A kind of anti-explosion box for cable middle connector

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201720753049.3U CN206820449U (en) 2017-06-27 2017-06-27 A kind of anti-explosion box for cable middle connector

Publications (1)

Publication Number Publication Date
CN206820449U true CN206820449U (en) 2017-12-29

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ID=60762220

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201720753049.3U Active CN206820449U (en) 2017-06-27 2017-06-27 A kind of anti-explosion box for cable middle connector

Country Status (1)

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CN (1) CN206820449U (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108767803A (en) * 2018-07-26 2018-11-06 中国石油大学胜利学院 A kind of bracing means avoiding tieing damage among cable
CN115663746A (en) * 2022-10-24 2023-01-31 广东安诺新材料科技有限公司 Integral sectional type combined explosion-proof shell of high-voltage cable

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108767803A (en) * 2018-07-26 2018-11-06 中国石油大学胜利学院 A kind of bracing means avoiding tieing damage among cable
CN108767803B (en) * 2018-07-26 2023-11-28 中国石油大学胜利学院 Reinforcing apparatus for avoiding damage of cable intermediate joint
CN115663746A (en) * 2022-10-24 2023-01-31 广东安诺新材料科技有限公司 Integral sectional type combined explosion-proof shell of high-voltage cable

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