CN205261038U - Prevent vortex combined material wall bushing flange piece - Google Patents
Prevent vortex combined material wall bushing flange piece Download PDFInfo
- Publication number
- CN205261038U CN205261038U CN201521044232.3U CN201521044232U CN205261038U CN 205261038 U CN205261038 U CN 205261038U CN 201521044232 U CN201521044232 U CN 201521044232U CN 205261038 U CN205261038 U CN 205261038U
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- CN
- China
- Prior art keywords
- wall bushing
- flange
- layer
- flange body
- eddy current
- 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.)
- Expired - Fee Related
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Abstract
The utility model belongs to electricity generation transformer and railway wall bushing installation field especially discloses a prevent vortex combined material wall bushing flange piece, has solved between metal material flange sector -meeting burble and metal material flange piece and the wall bushing unablely sealed, and rainwater infiltration gets into the crane span structure and leads to the crane span structure to corrode, the problem of switch tripping operation, and the technical scheme of adoption: include the flange body of making by non -metallic material, be provided with a plurality of waterproof rings on the flange body, waterproof ring is used for installing the wall bushing, has predetermine a plurality of mounting holes on the waterproof ring flange body all around.
Description
Technical field:
The utility model belongs to generating power transformation and railway wall bushing installing area, particularly relates to a kind of anti-eddy current composite wall bushing flange plate.
Background technology:
Wall bushing and wall connecting place are provided with flange plate through walls, and traditional flange plate through walls adopts metal manufacture, and due to coastal area weather high humidity, salinity is strong. Corrosivity to metallic article is strong, and therefore traditional flange plate through walls is not suitable for using in coastal area.
In main transformer low-pressure side and 10KV switchyard, the flange of metal material can produce vortex phenomenon, eddy current can cause flange plate heating, the double influence of the high-temperature factor that these harsh weather and eddy current produce in coastal area, the flange of metal material is easy to corrosion and comes off, thereby does not reach design instructions for use the service life that causes wall bushing flange plate, need regular replacing, increased maintenance load and maintenance cost.
Between traditional wall bushing and flange plate through walls, have gap in addition, rainwater can penetrate into from gap crane span structure and cause crane span structure corrosion, the problem of switch trip.
Utility model content:
The utility model overcomes the deficiency that prior art exists, having solved metal material flange plate can produce between eddy current and metal material flange plate and wall bushing and cannot seal, rain penetration enters crane span structure and causes crane span structure corrosion, the problem of switch trip, aim to provide a kind of convenience simple in structure, quick for installation, good seal performance, long service life and can effectively prevent that flange plate from producing the anti-eddy current composite of the one wall bushing flange plate of eddy current.
For solving the problems of the technologies described above, the technical solution adopted in the utility model is: a kind of anti-eddy current composite wall bushing flange plate, comprise the flange body of being made by nonmetallic materials, in flange body, be provided with multiple waterproof rings, described waterproof ring is used for installing wall bushing, is preset with multiple installing holes in the flange body of waterproof ring surrounding.
Further, described flange body is multi-layer compound structure, and multi-layer compound structure comprises middle part substrate layer, and the both sides of described middle part substrate layer are all compounded with glass layer, and the outside of described glass layer is all compounded with outside flame-retardant layer.
Further, the material of described middle part substrate layer is unsaturated-resin, and the material of glass layer is glass fibre, and the material of described outside flame-retardant layer is polystyrene.
Further, between described middle part substrate layer, glass layer and outside flame-retardant layer, bond or adopt hot binding by binding agent.
The utility model compared with prior art has following beneficial effect.
First, rainwater-proof infiltration: the metallic object of wall bushing is in the time being fixedly connected with flange body by screw, low due to the hardness ratio wall bushing of waterproof ring, in the time compressing, wall bushing is to powerful external pressure of waterproof ring, and the flexibility of waterproof ring self fills the space between wall bushing and waterproof ring automatically, prevents that rainwater from penetrating into wall bushing flange inside, in inflow crane span structure, effectively prevent equipment corrosion.
Second, anti-eddy current: alternating magnetic field can produce large induced-current on metallic article, thereby generation heat, cause flange temperature rise, and the material of the utility model flange body adopts non-metallic material to make, there is good insulating properties, can block alternating magnetic field generation current in flange body, cut off eddy current and produce. Reduce the probability of fire incident.
The 3rd, prefabrication formula is produced: flange arrangement of the present utility model adopts prefabrication formula to produce, and does not need to carry out on-site cutting, nor needs zinc-plated processing, equally also without grounding. Simplify the installation process of wall bushing flange, shortened the set-up time.
Brief description of the drawings:
Below in conjunction with accompanying drawing, the utility model is described in more detail;
Fig. 1 is structural representation of the present utility model;
Fig. 2 is the mounting structure schematic diagram of wall bushing flange plate of the present utility model;
Fig. 3 is the structural representation of flange body.
In figure: 1 is flange body, 11 is middle part substrate layer, and 12 is glass layer, and 13 is outside flame-retardant layer, and 2 is waterproof ring, and 3 is installing hole, and 4 is body of wall, and 5 is concrete.
Detailed description of the invention:
As shown in Figure 1-Figure 3, a kind of anti-eddy current composite wall bushing flange plate, comprises the flange body 1 of being made up of nonmetallic materials, is provided with multiple waterproof rings 2 in flange body 1, described waterproof ring 2, for wall bushing is installed, is preset with multiple installing holes 3 in the flange body 1 of waterproof ring 2 surroundings.
When use, directly flange body 1 is arranged in body of wall 4, between flange body 1 and body of wall 4, reinforces by concrete 5, whole installation process is simple, does not need extra grounding.
As shown in Figure 3, concrete flange body 1 is multi-layer compound structure, and multi-layer compound structure comprises middle part substrate layer 11, and the both sides of described middle part substrate layer 11 are all compounded with glass layer 12, and the outside of described glass layer 12 is all compounded with outside flame-retardant layer 13. The material of described middle part substrate layer 11 is unsaturated-resin, and the material of glass layer 12 is glass fibre, and the material of described outside flame-retardant layer 13 is polystyrene.
The flange body 1 of this composite construction has high, the corrosion-resistant and resistant to elevated temperatures advantage of support strength.
Support strength is high: wall bushing flange need to get up the cable support of wall bushing the inside, need the intensity of gravity supporting to reach more than 100 kilograms, therefore wall bushing flange need to have gravity that very large support strength ensures cable overwhelming while supporting body of wall 4, and wall bushing flange self can be because of distortion fracture.
Flange body 1 of the present utility model contains high strength fibre, and tension rises ability and can reach more than 300 kilograms, higher than the wall bushing strength of flange of general common metal.
Corrosion-resistant strong: flange body 1 adopts composite to make, very wide to general humidity requirement, can arrive 100% humidity, salt, acidity, alkaline gas rainwater are produced to the opposing of aging action corrosivity by force. Employing oxidation-resistant material is made, and is difficult for oxidized.
Heatproof protective is strong: flange body 1 multi-layer compound structure has high temperature resistant, there is no combustible feature, and in the time of 200 DEG C-300 DEG C tests, material can not be out of shape, and also can not burn. There is good anti-fire, high temperature resistant property. Belong to higher grade of power generation fire safety product.
In the time manufacturing, between middle part substrate layer 11, glass layer 12 and outside flame-retardant layer 13, bond or adopt hot binding by binding agent.
By reference to the accompanying drawings embodiment of the present utility model is explained in detail above, but the utility model is not limited to above-described embodiment, in the ken possessing those of ordinary skill in the art, can also under the prerequisite that does not depart from the utility model aim, make various variations.
Claims (4)
1. an anti-eddy current composite wall bushing flange plate, it is characterized in that: comprise the flange body (1) of being made by nonmetallic materials, in flange body (1), be provided with multiple waterproof rings (2), described waterproof ring (2), for wall bushing is installed, is preset with multiple installing holes (3) in the flange body (1) of waterproof ring (2) surrounding.
2. the anti-eddy current composite of one according to claim 1 wall bushing flange plate, it is characterized in that: described flange body (1) is multi-layer compound structure, multi-layer compound structure comprises middle part substrate layer (11), the both sides of described middle part substrate layer (11) are all compounded with glass layer (12), and the outside of described glass layer (12) is all compounded with outside flame-retardant layer (13).
3. the anti-eddy current composite of one according to claim 2 wall bushing flange plate, it is characterized in that: the material of described middle part substrate layer (11) is unsaturated-resin, the material of glass layer (12) is glass fibre, and the material of described outside flame-retardant layer (13) is polystyrene.
4. the anti-eddy current composite of one according to claim 3 wall bushing flange plate, is characterized in that: between described middle part substrate layer (11), glass layer (12) and outside flame-retardant layer (13), bondd or adopted hot binding by binding agent.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521044232.3U CN205261038U (en) | 2015-08-31 | 2015-12-15 | Prevent vortex combined material wall bushing flange piece |
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2015206685661 | 2015-08-31 | ||
| CN201520668566 | 2015-08-31 | ||
| CN201521044232.3U CN205261038U (en) | 2015-08-31 | 2015-12-15 | Prevent vortex combined material wall bushing flange piece |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205261038U true CN205261038U (en) | 2016-05-25 |
Family
ID=56002566
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201521044232.3U Expired - Fee Related CN205261038U (en) | 2015-08-31 | 2015-12-15 | Prevent vortex combined material wall bushing flange piece |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205261038U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106921133A (en) * | 2017-05-04 | 2017-07-04 | 中国能源建设集团江苏省电力设计院有限公司 | A kind of wall bushing connecting node |
| CN107339515A (en) * | 2017-05-16 | 2017-11-10 | 国网浙江省电力公司台州供电公司 | A kind of anti-vortex composite wall bushing flange plate |
-
2015
- 2015-12-15 CN CN201521044232.3U patent/CN205261038U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106921133A (en) * | 2017-05-04 | 2017-07-04 | 中国能源建设集团江苏省电力设计院有限公司 | A kind of wall bushing connecting node |
| CN107339515A (en) * | 2017-05-16 | 2017-11-10 | 国网浙江省电力公司台州供电公司 | A kind of anti-vortex composite wall bushing flange plate |
| CN107339515B (en) * | 2017-05-16 | 2023-10-17 | 国网浙江省电力公司台州供电公司 | Vortex-resistant composite material wall bushing flange plate |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160525 Termination date: 20171215 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |