CN108448514A - A kind of high voltage electric switch equipment wall bushing - Google Patents
A kind of high voltage electric switch equipment wall bushing Download PDFInfo
- Publication number
- CN108448514A CN108448514A CN201810287706.9A CN201810287706A CN108448514A CN 108448514 A CN108448514 A CN 108448514A CN 201810287706 A CN201810287706 A CN 201810287706A CN 108448514 A CN108448514 A CN 108448514A
- Authority
- CN
- China
- Prior art keywords
- wall bushing
- support plate
- wall
- conduct piece
- ontology
- 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.)
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Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
- H02G3/00—Installations of electric cables or lines or protective tubing therefor in or on buildings, equivalent structures or vehicles
- H02G3/22—Installations of cables or lines through walls, floors or ceilings, e.g. into buildings
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Switch Cases, Indication, And Locking (AREA)
Abstract
The invention discloses a kind of high voltage electric switch equipment wall bushings, including wall bushing ontology, the middle part of wall bushing ontology is equipped with mounting flange, the surrounding of mounting flange is embedded with brass inserts respectively, threaded hole is equipped in brass inserts, the axial direction of the outer wall upper edge wall bushing of wall bushing ontology is uniformly arranged with full skirt, the top of full skirt is arc-shaped, clinch is symmetrical arranged there are two being set on the inner wall of wall bushing ontology, clinch is equipped with mounting hole, and the opening direction of mounting hole is parallel with the axial direction of wall bushing ontology.The wall bushing of the present invention is provided with clinch on the inner wall of wall bushing ontology, conduct piece support plate can be bolted on clinch, the middle part of conduct piece support plate can be customized according to the shapes and sizes of the high-tension switch gear conduct piece of concrete model, electric conductor support plate is only needed to change when use can reach installation needs, reduce production and management cost.
Description
Technical field
The present invention relates to power switchgear technical fields, and in particular to a kind of high voltage electric switch equipment set through walls
Pipe.
Background technology
Wall bushing, which is called, does wall pipe, water string, wall pre-embedded pipe, and water string is divided into rigid waterproof sleeve and soft
Property water string.The place that the two mainly uses is different, and soft waterproof casing is used primarily in people's air defense wall, and the requirements such as pond are very
High place, rigid waterproof sleeve, which is commonly used in the pipelines such as basement, needs poling road position.
It is 35kV and following power plant, the power distribution equipment of substation and high pressure that high-voltage wall bushing, which is suitable for power frequency ac voltage,
In electric appliance, it is used as current-carrying part across the insulation of wall or other ground connection objects and supports.Casing be suitable for environment temperature be -40~
+ 40 DEG C, be not suitable under conditions of being enough to reduce casing property and the indoor part surface condensation of casing in the case of use.When
Casing environment temperature be higher than+40 DEG C, but no more than+60 DEG C when, the operating current suggestion of casing is often increased 1 DEG C by environment temperature,
Rated current load reduction 1.8%.It is provided when casing environment temperature is less than -40 DEG C and meets in the 5.1st article of GB 12944.1
Highest allow heating temperature in the case of in use, its operating current is allowed to overload for a long time.It is recommended that often reducing by 1 by environment temperature
DEG C, rated current load increases by 0.5%, but value added should not exceed the 20% of rated current.
The wall bushing of existing high-tension switch gear typically leading according to the high-tension switch gear of concrete model
The shapes and sizes of electric part customize, and customize special wall bushing and need to increase the expense of mold, increase power switch
Thus the unnecessary expense of equipment vendors needs the structure to existing wall bushing to be improved, can be useful in
It is used on the high-tension switch gear of different model, improves and use popularity, reduce production cost.
Invention content
The technical problem to be solved by the present invention is to the wall bushings of high-tension switch gear in the prior art cannot be general, raw
Technical problem of high cost is produced, and it is an object of the present invention to provide a kind of high voltage electric switch equipment wall bushing.
The present invention is achieved through the following technical solutions：
A kind of high voltage electric switch equipment wall bushing, including wall bushing ontology, in the wall bushing ontology
Portion is equipped with mounting flange, and the surrounding of the mounting flange is embedded with brass inserts, threaded hole is equipped in the brass inserts respectively,
The axial direction of the outer wall upper edge wall bushing of the wall bushing ontology is uniformly arranged with full skirt, and the top of the full skirt is circle
Arc is set on the inner wall of the wall bushing ontology there are two clinch is symmetrical arranged, and the clinch is equipped with mounting hole, institute
The opening direction for stating mounting hole is parallel with the axial direction of wall bushing ontology.
Preferred embodiment is additionally provided with conduct piece support plate in the wall bushing, and the conduct piece support plate is cylinder, is led
The outer diameter of electric part support plate and the internal diameter of wall bushing match, and are symmetrically offered in the conduct piece support plate and wall bushing
The matched through-hole of clinch, the middle part of the conduct piece support plate is equipped with the location hole for wearing conduct piece, the location hole
For long lumbar hole, circular hole or rectangular opening.
Preferred embodiment, the wall bushing ontology, mounting flange, full skirt and clinch are an integral molding structure.
Preferred embodiment, the wall bushing ontology and conduct piece support plate are that epoxide resin material is made.
The location hole of preferred embodiment, the conduct piece support plate is long lumbar hole.
Compared with prior art, the present invention having the following advantages and advantages：The wall bushing of the present invention is through walls
It is provided with clinch on the inner wall of sleeve body, conduct piece support plate, conduct piece support can be bolted on clinch
The middle part of plate can be customized according to the shapes and sizes of the high-tension switch gear conduct piece of concrete model, thus wall bushing
It can be set to the universal wall bushing of standard shape and structure, when use, which only needs to change electric conductor support plate, to be reached
It is needed to installation.Therefore the producer of production high-tension switch gear can reduce the high cost for opening up wall bushing mold, only
The mold of the conduct piece support plate of small volume, which need to be opened up, can realize identical using effect, greatly reduce and be produced into
This.
Description of the drawings
Attached drawing described herein is used for providing further understanding the embodiment of the present invention, constitutes one of the application
Point, do not constitute the restriction to the embodiment of the present invention.In the accompanying drawings：
Fig. 1 is wall bushing front view of the present invention；
Fig. 2 is wall bushing left view of the present invention；
Fig. 3 is sectional views of the Fig. 1 along the directions A-A；
Fig. 4 is wall bushing stereogram of the present invention；
Fig. 5 is the stereogram of conduct piece support plate of the present invention.
Label and corresponding parts title in attached drawing：
1- wall bushing ontologies, 2- electric conductor support plates, 11- full skirts, 12- mounting flanges, 13- clinch, 14- installations
Hole, 15- brass inserts, 21- through-holes, 22- location holes.
Specific implementation mode
To make the objectives, technical solutions, and advantages of the present invention clearer, with reference to embodiment and attached drawing, to this
Invention is described in further detail, and exemplary embodiment of the invention and its explanation are only used for explaining the present invention, do not make
For limitation of the invention.
Embodiment
As shown in Figures 1 to 5, a kind of high voltage electric switch equipment wall bushing of the present invention, including wall bushing ontology
1, the middle part of wall bushing ontology 1 is equipped with mounting flange 12, and the surrounding of mounting flange 12 is embedded with brass inserts 15, brass respectively
It is equipped with threaded hole in inserts 15, the axial direction of the outer wall upper edge wall bushing ontology 1 of wall bushing ontology 1 is uniformly arranged with more
A full skirt 11, the top of full skirt 11 are arc-shaped, set that there are two symmetrically arranged clinch on the inner wall of wall bushing ontology 1
13, clinch 13 is equipped with mounting hole 14, and the opening direction of mounting hole 14 is parallel with the axial direction of wall bushing.In set through walls
Be additionally provided with conduct piece support plate 2 in tube body 1, conduct piece support plate 2 is cylindrical structure, the outer diameter of conduct piece support plate 2 with
The internal diameter of wall bushing ontology 1 matches, and symmetrically offers in conduct piece support plate 2 and is matched with the clinch of wall bushing 13
Through-hole 21, the middle part of conduct piece support plate 2 is equipped with the location hole 22 for wearing conduct piece, and location hole 22 is preferably but not limited to as length
Waist hole.
Operation principle：This wall bushing is made of wall bushing ontology 1 and conduct piece support plate 2, on wall bushing ontology 1
It is provided with mounting flange 12, mounting flange 12 is regular quadrangle, and the quadrangle of mounting flange 12 is embedded with brass inserts 15 respectively, yellow
Threaded hole is offered on copper insert 15, mounting flange 12 is used for being fixedly connected with the partition board of the bus-bar room of high-tension switch gear
Carry out the main bus-bar of tube apparatus in support high pressure, while being provided with multiple full skirts 11 to distribute alternately, umbrella on wall bushing ontology 1
Skirt 11 is used to increase the distance on 1 surface of wall bushing ontology, reduces main bus-bar and discharges and climb outward electricity, in the useful space significantly
Creepage distance is improved, disclosure satisfy that High aititude requirement, improves the insulation performance of wall bushing ontology 1, high-voltage switch gear is improved and sets
Standby safety.The clinch 13 of installation live part support plate 2, clinch 13 are additionally provided on the inner wall of wall bushing ontology 1
On offer the mounting hole 14 being connected with conduct piece support plate 2, mounting hole 14 and the through-hole 21 of live part support plate 2 pass through spiral shell
It tethers and connects, the location hole 22 for wearing electric conductor, the shapes and sizes of location hole 22 are further opened at the middle part of conduct piece support plate 2
It is selected according to the main bus-bar of the high-tension switch gear of different model, thus wall bushing ontology 1 can make unified shape,
Reduce production and administration fee.
Preferred embodiment scheme, wall bushing ontology 1, mounting flange 12, full skirt 11 and clinch 13 are integrally formed knot
Structure improves the use intensity of wall bushing.
Preferred embodiment scheme, wall bushing ontology 1 and conduct piece support plate 2 are that epoxide resin material is made.
Above-described specific implementation mode has carried out further the purpose of the present invention, technical solution and advantageous effect
It is described in detail, it should be understood that the foregoing is merely the specific implementation mode of the present invention, is not intended to limit the present invention
Protection domain, all within the spirits and principles of the present invention, any modification, equivalent substitution, improvement and etc. done should all include
Within protection scope of the present invention.
Claims (5)
1. a kind of high voltage electric switch equipment wall bushing, including wall bushing ontology, which is characterized in that the wall bushing
The middle part of ontology is equipped with mounting flange, and the surrounding of the mounting flange is embedded with brass inserts, is set in the brass inserts respectively
There are threaded hole, the axial direction of the outer wall upper edge wall bushing of the wall bushing ontology to be uniformly arranged with full skirt, the full skirt
Top be arc-shaped, set on the inner wall of the wall bushing ontology there are two clinch is symmetrical arranged, set on the clinch
There are mounting hole, the opening direction of the mounting hole parallel with the axial direction of wall bushing ontology.
2. a kind of high voltage electric switch equipment wall bushing according to claim 1, which is characterized in that the set through walls
Conduct piece support plate is additionally provided in pipe, the conduct piece support plate is cylinder, the outer diameter and wall bushing of conduct piece support plate
Internal diameter match, symmetrically offered in the conduct piece support plate with the matched through-hole of the clinch of wall bushing, it is described
The middle part of conduct piece support plate is equipped with the location hole for wearing conduct piece, and the location hole is long lumbar hole, circular hole or rectangular opening.
3. a kind of high voltage electric switch equipment wall bushing according to claim 1, which is characterized in that the set through walls
Tube body, mounting flange, full skirt and clinch are an integral molding structure.
4. a kind of high voltage electric switch equipment wall bushing according to claim 1, which is characterized in that the set through walls
Tube body and conduct piece support plate are that epoxide resin material is made.
5. a kind of high voltage electric switch equipment wall bushing according to claim 1, which is characterized in that the conduct piece
The location hole of support plate is long lumbar hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810287706.9A CN108448514A (en) | 2018-04-03 | 2018-04-03 | A kind of high voltage electric switch equipment wall bushing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810287706.9A CN108448514A (en) | 2018-04-03 | 2018-04-03 | A kind of high voltage electric switch equipment wall bushing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108448514A true CN108448514A (en) | 2018-08-24 |
Family
ID=63199018
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810287706.9A Withdrawn CN108448514A (en) | 2018-04-03 | 2018-04-03 | A kind of high voltage electric switch equipment wall bushing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108448514A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114188906A (en) * | 2021-12-02 | 2022-03-15 | 华贵电气股份有限公司 | High-voltage wall bushing and preparation method thereof |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201629495U (en) * | 2010-01-14 | 2010-11-10 | 浙江雷博司电器有限公司 | Wall-through shielded bushing of high-voltage switchgear cabinet |
| CN201774204U (en) * | 2010-08-20 | 2011-03-23 | 中国西电电气股份有限公司 | Wall feed-through sleeve of soft supporting bus for high voltage switching equipment |
| CN103904563A (en) * | 2012-12-28 | 2014-07-02 | 上海雷博司电气股份有限公司 | Bus-bar bushing for switch cabinets |
| CN206922367U (en) * | 2017-07-11 | 2018-01-23 | 国网福建省电力有限公司 | A kind of wall bushing structure |
| CN208158059U (en) * | 2018-04-03 | 2018-11-27 | 泸州诚远投资管理有限公司 | A kind of general combined epoxy resins insulation casing |
-
2018
- 2018-04-03 CN CN201810287706.9A patent/CN108448514A/en not_active Withdrawn
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201629495U (en) * | 2010-01-14 | 2010-11-10 | 浙江雷博司电器有限公司 | Wall-through shielded bushing of high-voltage switchgear cabinet |
| CN201774204U (en) * | 2010-08-20 | 2011-03-23 | 中国西电电气股份有限公司 | Wall feed-through sleeve of soft supporting bus for high voltage switching equipment |
| CN103904563A (en) * | 2012-12-28 | 2014-07-02 | 上海雷博司电气股份有限公司 | Bus-bar bushing for switch cabinets |
| CN206922367U (en) * | 2017-07-11 | 2018-01-23 | 国网福建省电力有限公司 | A kind of wall bushing structure |
| CN208158059U (en) * | 2018-04-03 | 2018-11-27 | 泸州诚远投资管理有限公司 | A kind of general combined epoxy resins insulation casing |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114188906A (en) * | 2021-12-02 | 2022-03-15 | 华贵电气股份有限公司 | High-voltage wall bushing and preparation method thereof |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20180824 |
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| WW01 | Invention patent application withdrawn after publication |