CN105301297B - A kind of end shield junction box with double shield function - Google Patents
A kind of end shield junction box with double shield function Download PDFInfo
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- CN105301297B CN105301297B CN201510857211.1A CN201510857211A CN105301297B CN 105301297 B CN105301297 B CN 105301297B CN 201510857211 A CN201510857211 A CN 201510857211A CN 105301297 B CN105301297 B CN 105301297B
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Abstract
The invention discloses a kind of end shield junction box with double shield function, and it is same that the present invention includes eight core socket flanges, binding post, single socket flange, external shield box, plastic casing, inner shield box, vinyl cover, multicore air plug, external shield lid, inner shield lid, ambroin ring, spring, inner shield resilient sleeve, cored wire spring needle, inner shield socket, inner shield socket sleeve, single insulating sleeve and single insulation sleeve；Invention substantially reduces the line length of wiring, and as the intermediate conversion device of end shield wiring, double shield function convenient and simple for operation and that its is unique can greatly improve the security of experiment, and antijamming capability.
Description
Technical field
The invention belongs to electric device maintenance technical field, and in particular to a kind of end shield separated time with double shield function
Box.
Background technology
In the detection project that power transformer is carried out at present, for Dielectric Loss Test, insulation resistance test, it is necessary to transformer set
Pipe end shield wiring, usually it is directly connected to power transformer automatic detection from Transformer Bushing Tap by common single shielded cable
Device, due to line length and do not possess double shield function, wiring is extremely loaded down with trivial details and has very big potential safety hazard, so invention is a kind of
It can shorten line length, simple light and there is double shield function, for connection sleeve pipe end shield and power transformer automatic detection device
Between branch means, be significant.
The content of the invention
The present invention is in view of the shortcomings of the prior art, it is proposed that a kind of end shield junction box with double shield function.
A kind of end shield junction box with double shield function of the present invention, including multi-core socket flange, binding post, single socket
Flange, external shield box, plastic casing, inner shield box, vinyl cover, multicore air plug, external shield lid, inner shield lid, ambroin
Ring, spring, inner shield resilient sleeve, cored wire spring needle, inner shield socket, inner shield socket sleeve, single insulating sleeve and list
Core insulation set is same；
Shielding box is made up of end shield junction box internal shield, end shield junction box insulating barrier and external shielding layer, multicore air plug and
Single is inserted and is arranged in shielding box, and the slotting top of multicore air plug and single is no more than the top of external shield lid, inner shield box with
Inner shield lid, which is connected, forms first layer screen layer in end shield junction box, and plastic casing is connected with vinyl cover and forms end shield
Junction box insulating barrier；End shield junction box insulating barrier is arranged on the outside of first layer screen layer；External shield box coordinates with external shield lid
Connect and compose external shielding layer；External shielding layer is arranged on the outside of end shield junction box；Multi-core socket flange, single socket flange pass through spiral shell
Mother is fixed on external shield lid；Flange is connected by ambroin ring with vinyl cover, external shield lid；Binding post and external shield
Lid connects；Each core of multicore air plug is connected with a cored wire spring needle respectively.
Described single, which is inserted, includes spring, inner shield resilient sleeve, cored wire spring needle, inner shield socket, inner shield socket
Sleeve, the second single insulating sleeve and the first single insulating sleeve；
Step is provided with the outside of described cored wire spring needle, the first single insulating sleeve wraps up cored wire spring needle step with top
Point, the second single insulating sleeve parcel cored wire spring needle step is wrapped in inner shield and inserted with lower part, the second single insulating sleeve
In cover for seat cylinder, inner shield socket sleeve and the first single insulation sleeve are fixed among inner shield socket, and inner shield socket lower end is consolidated
Due on shielding box, inner shield socket upper end is connected by spring with inner shield resilient sleeve, and inner shield resilient sleeve is set
Below vinyl cover.
Benefit caused by the present invention：The present invention substantially reduces the line length of wiring, the intermediate conversion as end shield wiring
Device, double shield function convenient and simple for operation and that its is unique can greatly improve the security of experiment, and antijamming capability.
Brief description of the drawings
Fig. 1 is the overall structure diagram of the present invention；
Fig. 2 is the sectional view of the present invention.
Embodiment
As shown in Figure 1 and Figure 2, a kind of end shield junction box with double shield function, including eight core socket flanges 1, binding post
2nd, single socket flange 3, external shield box 4, plastic casing 5, inner shield box 6, vinyl cover 7, multicore air plug 8, external shield lid 9, interior
It is shielding box cover 10, ambroin ring 11, spring 12, inner shield resilient sleeve 13, cored wire spring needle 14, inner shield socket 15, interior
Shielding socket sleeve 16, the second single insulating sleeve 17 and the first single insulating sleeve 18.
Shielding box is made up of end shield junction box internal shield, end shield junction box insulating barrier and external shielding layer, the He of multicore air plug 8
Single is inserted and is arranged in shielding box, and the top that multicore air plug 8 and single are inserted is no more than the top of external shield lid, inner shield box 6
It is connected with inner shield lid 10 and forms first layer screen layer in end shield junction box, plastic casing 5 and the mating connection structure of vinyl cover 7
Into end shield junction box insulating barrier；End shield junction box insulating barrier is arranged on the outside of first layer screen layer；External shield box 4 and external shield box
Lid 9, which is connected, forms external shielding layer；External shielding layer is arranged on the outside of end shield junction box；Eight singles of core socket flange 1, eight are inserted
Seat flange 3 is fixed on external shield lid by nut.Flange is held in the mouth by ambroin ring 11 and vinyl cover 7, external shield lid 9
Connect；Binding post 2 is connected with external shield lid 9；Eight cores of multicore air plug 8 are connected with a cored wire spring needle respectively；
Described single, which is inserted, includes spring 12, inner shield resilient sleeve 13, cored wire spring needle 14, inner shield socket 15, interior
Shielding socket sleeve 16, the second single insulating sleeve 17 and the first single insulating sleeve 18；
The outside of described cored wire spring needle 14 is provided with step, the first single insulating sleeve 18 parcel cored wire spring needle step with
Upper part, the second single insulating sleeve 17 parcel cored wire spring needle step are wrapped in lower part, the second single insulating sleeve 17
In inner shield socket sleeve 16, inner shield socket sleeve 16 and the first single insulating sleeve 18 be fixed on inner shield socket 15 it
In, the lower end of inner shield socket 15 is fixed on shielding box 6, and the upper end of inner shield socket 15 passes through spring 12 and inner shield resilient sleeve
Cylinder 13 is connected, and inner shield resilient sleeve 1 is arranged on the lower section of vinyl cover 7.
Claims (2)
1. a kind of end shield junction box with double shield function, including it is eight core socket flanges, binding post, single socket flange, outer
Shielding box, plastic casing, inner shield box, vinyl cover, multicore air plug, external shield lid, inner shield lid, ambroin ring, spring,
Inner shield resilient sleeve, cored wire spring needle, inner shield socket, inner shield socket sleeve, single insulating sleeve and single insulation sleeve
Together；
It is characterized in that：Shielding box is made up of end shield junction box internal shield, end shield junction box insulating barrier and external shielding layer, multicore
Air plug and single, which are inserted, to be arranged in shielding box, and the top that multicore air plug and single are inserted is no more than the top of external shield lid, interior screen
Cover box and form first layer screen layer in end shield junction box, plastic casing and vinyl cover mating connection structure with the mating connection of inner shield lid
Into end shield junction box insulating barrier；End shield junction box insulating barrier is arranged on the outside of first layer screen layer；External shield box and external shield box
Lid, which is connected, forms external shielding layer；External shielding layer is arranged on the outside of end shield junction box；Eight core socket flanges, single socket flange
It is fixed on by nut on external shield lid；Flange is connected by ambroin ring with vinyl cover, external shield lid；Binding post with
External shield lid connects；Each core of multicore air plug is connected with a cored wire spring needle respectively.
A kind of 2. end shield junction box with double shield function according to claim 1, it is characterised in that：Described single
Inserting includes spring, inner shield resilient sleeve, cored wire spring needle, inner shield socket, inner shield socket sleeve, the second single insulation sleeve
Cylinder and the first single insulating sleeve；
Step is provided with the outside of described cored wire spring needle, the first single insulating sleeve wraps up cored wire spring needle step above section,
Second single insulating sleeve parcel cored wire spring needle step is wrapped in inner shield jack sleeve with lower part, the second single insulating sleeve
In cylinder, inner shield socket sleeve and the first single insulation sleeve are fixed among inner shield socket, and inner shield socket lower end is fixed on
On shielding box, inner shield socket upper end is connected by spring with inner shield resilient sleeve, and inner shield resilient sleeve is arranged on modeling
Material lid lower section.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510857211.1A CN105301297B (en) | 2015-11-30 | 2015-11-30 | A kind of end shield junction box with double shield function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510857211.1A CN105301297B (en) | 2015-11-30 | 2015-11-30 | A kind of end shield junction box with double shield function |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105301297A CN105301297A (en) | 2016-02-03 |
| CN105301297B true CN105301297B (en) | 2018-01-02 |
Family
ID=55198799
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510857211.1A Active CN105301297B (en) | 2015-11-30 | 2015-11-30 | A kind of end shield junction box with double shield function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105301297B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107807258B (en) * | 2017-09-26 | 2023-04-28 | 杭州西湖电子研究所 | Cable connector with double shielding function |
| CN112730910A (en) * | 2020-12-25 | 2021-04-30 | 杭州西湖电子研究所 | Separated time grafting subassembly with double-shielding function |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6407542B1 (en) * | 2000-03-23 | 2002-06-18 | Avaya Technology Corp. | Implementation of a multi-port modal decomposition system |
| CN202564729U (en) * | 2012-01-11 | 2012-11-28 | 张辉 | Double-layer screened coaxial cable with anti-separation design |
| JP5919081B2 (en) * | 2012-04-23 | 2016-05-18 | 矢崎総業株式会社 | Electrical junction box |
| US9153912B2 (en) * | 2014-02-24 | 2015-10-06 | Honeywell International Inc. | Connector backshell for shielded conductors |
| CN204314342U (en) * | 2014-12-29 | 2015-05-06 | 国网四川省电力公司成都供电公司 | Transformer online monitoring end shield of high-voltage bushing adapter |
| CN104483518B (en) * | 2014-12-31 | 2017-05-17 | 国家电网公司 | High-voltage connection line used for electrical equipment detection |
-
2015
- 2015-11-30 CN CN201510857211.1A patent/CN105301297B/en active Active
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| Publication number | Publication date |
|---|---|
| CN105301297A (en) | 2016-02-03 |
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