CN108172375A - A kind of box switching station and oil-immersed transformer 35kV gas-filling cabinet casings - Google Patents
A kind of box switching station and oil-immersed transformer 35kV gas-filling cabinet casings Download PDFInfo
- Publication number
- CN108172375A CN108172375A CN201611151191.7A CN201611151191A CN108172375A CN 108172375 A CN108172375 A CN 108172375A CN 201611151191 A CN201611151191 A CN 201611151191A CN 108172375 A CN108172375 A CN 108172375A
- Authority
- CN
- China
- Prior art keywords
- oil
- flange part
- gas
- immersed transformer
- conducting rod
- 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.)
- Pending
Links
- 239000003822 epoxy resin Substances 0.000 claims abstract description 6
- 229920000647 polyepoxide Polymers 0.000 claims abstract description 6
- 238000007789 sealing Methods 0.000 claims description 12
- 229920001971 elastomer Polymers 0.000 claims description 7
- 238000012856 packing Methods 0.000 claims description 6
- 229920000459 Nitrile rubber Polymers 0.000 claims description 5
- 238000010276 construction Methods 0.000 abstract description 4
- 238000004519 manufacturing process Methods 0.000 abstract description 4
- 239000004593 Epoxy Substances 0.000 abstract description 3
- 238000009413 insulation Methods 0.000 abstract description 3
- 239000000463 material Substances 0.000 abstract description 3
- 238000007747 plating Methods 0.000 abstract 1
- 239000000243 solution Substances 0.000 description 4
- 238000009826 distribution Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 229910018503 SF6 Inorganic materials 0.000 description 2
- 230000032683 aging Effects 0.000 description 2
- 239000004020 conductor Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 229910001220 stainless steel Inorganic materials 0.000 description 2
- 239000010935 stainless steel Substances 0.000 description 2
- SFZCNBIFKDRMGX-UHFFFAOYSA-N sulfur hexafluoride Chemical compound FS(F)(F)(F)(F)F SFZCNBIFKDRMGX-UHFFFAOYSA-N 0.000 description 2
- CBENFWSGALASAD-UHFFFAOYSA-N Ozone Chemical compound [O-][O+]=O CBENFWSGALASAD-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 238000001746 injection moulding Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 229960000909 sulfur hexafluoride Drugs 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F27/00—Details of transformers or inductances, in general
- H01F27/28—Coils; Windings; Conductive connections
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F27/00—Details of transformers or inductances, in general
- H01F27/28—Coils; Windings; Conductive connections
- H01F27/32—Insulating of coils, windings, or parts thereof
- H01F27/324—Insulation between coil and core, between different winding sections, around the coil; Other insulation structures
Abstract
The invention discloses a kind of box switching station of technical field of electric equipment and oil-immersed transformer 35KV gas-filling cabinet casings, including full skirt portion, flange part is provided on the right side of the full skirt portion, the right side of the flange part sets tapered portion, and plating degree portion meets IEEE Std 386TM2006 A C D E tapers requirement.The inner cavity transverse splicing in the full skirt portion has conducting rod, the right side of the conducting rod is through flange portion pan portion and the inner cavity in taper portion, the top and bottom of the conducting rod are filled with epoxy resin body, the inner cavity top of the flange part is provided with gauze screen, the left side top of the flange part and bottom are provided with groove, a kind of box switching station and oil-immersed transformer 35KV gas-filling cabinet casings that the invention proposes, using high-voltage epoxy materials A PG manufacturing process, outer shape is designed to umbrella skirt construction, so as to increase creepage distance, enhance safe insulation well, the performance requirement of the box switching stations of 35KV and oil-immersed transformer can be met.
Description
Technical field
The present invention relates to technical field of electric equipment, specially a kind of box switching station and oil-immersed transformer are filled with 35KV
Gas holder casing.
Background technology
Gas-filling cabinet is using welding, inflates, the totally-enclosed charger of stainless steel of leak hunting technology production, all electro-mechanical parts
Part is all sealed in the stainless steel case body filled with sulfur hexafluoride gas.Gas-filling cabinet is widely used in the construction of urban distribution network and changes
It makes, ring network power supply and terminal power supply suitable for each distribution system are also suitable for being packed into easy assembling type substation, power distribution station, have complete
The characteristics of closing, be non-maintaining, compact-sized, reliability is high.In short, gas-filling cabinet is a kind of widely used high-tension apparatus.Inflation
Cabinet is realized with external electrical connections by a kind of specific connector, is exactly so-called gas-filling cabinet casing.Existing 35KV is box
Oil-immersed transformer inlet-outlet line cable sleeve is used using 10KV or 24KV voltage class gas-filling cabinet in one's power for opening and closing, due to 10KV/
For 24KV gas-filling cabinets sleeve surface without full skirt, surface creepage distance can only meet 10KV/24KV creepage distance requirements, it is impossible to meet
35KV voltage class creepage distance requirement, for this purpose, it is proposed that a kind of box switching station and oil-immersed transformer are inflated with 35KV
Cabinet casing, increases full skirt design, and 35KV gas-filling cabinets casing can meet 35KV35KV voltages in the case where dielectric leaks
The requirement of grade creepage distance.
Invention content
The purpose of the present invention is to provide a kind of box switching station and oil-immersed transformer 35KV gas-filling cabinet casings, with solution
It is certainly mentioned above in the background art that with the box opening and closings of the existing 35KV of the development of power technology, oil-immersed transformer passes in and out in one's power
The problem of line cable sleeve is used using 10KV or 24KV voltage class, and electric property can not meet existing market demand.
To achieve the above object, the present invention provides following technical solution：A kind of box switching station and oil-immersed transformer are used
35KV gas-filling cabinet casings including full skirt portion, are provided with flange part, are set on the right side of the flange part on the right side of the full skirt portion
It is equipped with taper portion, the inner cavity transverse splicing in the full skirt portion has a conducting rod, and the right side of the conducting rod is through flange portion pan portion
With the inner cavity in taper portion, filled with epoxy resin body, the inner cavity of the flange part is pushed up for the top and bottom of the conducting rod
Portion is provided with gauze screen, and the left side top of the flange part and bottom are provided with groove.
Preferably, sealing ring is installed, and sealing ring is EPT rubber packing circle or nitrile rubber on the groove
Sealing ring.
Preferably, the left and right sides of the conducting rod is provided with screw hole, and the left side screw hole is M12 threaded holes, right side
The screw hole is M16 threaded holes.
Compared with prior art, the beneficial effects of the invention are as follows：A kind of box switching station and oil immersed type that the invention proposes
Transformer 35KV gas-filling cabinet casings, using high-voltage epoxy materials A PG manufacturing process, outer shape is designed to umbrella skirt construction, from
And creepage distance is increased, safe insulation is enhanced well, can meet the property of the box switching stations of 35KV and oil-immersed transformer
It can requirement.
Description of the drawings
Fig. 1 is schematic structural view of the invention.
In figure：1 full skirt portion, 2 flange parts, 3 taper portions, 4 conducting rods, 5 epoxy resin bodies, 6 gauze screens, 7 grooves, 8 spiral shells
Hole.
Specific embodiment
Below in conjunction with the attached drawing in the embodiment of the present invention, the technical solution in the embodiment of the present invention is carried out clear, complete
Site preparation describes, it is clear that described embodiment is only part of the embodiment of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, those of ordinary skill in the art are obtained every other without making creative work
Embodiment shall fall within the protection scope of the present invention.
Referring to Fig. 1, the present invention provides a kind of technical solution：A kind of box switching station and oil-immersed transformer are filled with 35KV
Gas holder casing, including full skirt portion 1, the right side in the full skirt portion 1 is provided with flange part 2, the right side setting of the flange part 2
Tapered portion 3, the inner cavity transverse splicing in the full skirt portion 1 have a conducting rod 4, and the right side of the conducting rod 4 is through flange portion disk
Portion 2 and the inner cavity in taper portion 3, the top and bottom of the conducting rod 4 are filled with epoxy resin body 5, the flange part 2
Inner cavity top is provided with gauze screen 6, and the left side top of the flange part 2 and bottom are provided with groove 7.
Wherein, sealing ring is installed, and sealing ring is close for EPT rubber packing circle or nitrile rubber on the groove 7
Seal, EPT rubber packing circle have the function of the gas of resistance to SF6, corrosion-resistant, ageing-resistant；Nitrile rubber sealing ring has resistance to
The advantages that oiliness is fabulous, and wearability is higher, and heat resistance is preferable, and bonding force is strong, suitable for box open locking and oil-immersed transformer,
The left and right sides of the conducting rod 4 is provided with screw hole 8, and the left side screw hole 8 is M12 threaded holes, and the right side screw hole 8 is
M16 threaded holes, by being opened in the screw hole 8 of 4 left and right sides of conducting rod, convenient for electrical equipment is connected with cable accessory, so as to shape
Into the conductor of a connection.
Operation principle：By being opened in the screw hole 8 of 4 left and right sides of conducting rod, convenient for electrical equipment is connected with cable accessory,
So as to form the conductor of a connection, then with 5 injection moulding of epoxy resin body, gauze screen 6 plays the role of shielding resistance,
Groove 7 is designed on flange part 2, sealing ring is installed, and sealing ring is fine for EPT rubber packing circle or fourth on groove 7
Rubber seal, EPT rubber packing circle or nitrile rubber sealing ring have the ageing-resistant performances such as resistance to ozone, heat-resisting, weather-proof
Excellent, suitable for box open locking and oil-immersed transformer, which uses high-voltage epoxy materials A PG manufacturing process, external shape
Shape is designed to umbrella skirt construction, so as to increase creepage distance, enhances safe insulation well, can meet the box switching stations of 35KV
With the performance requirement of oil-immersed transformer.
It although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with
Understanding without departing from the principles and spirit of the present invention can carry out these embodiments a variety of variations, modification, replace
And modification, the scope of the present invention is defined by the appended.
Claims (3)
1. a kind of box switching station and oil-immersed transformer 35KV gas-filling cabinet casings, including full skirt portion (1), it is characterised in that：
Flange part (2) is provided on the right side of the full skirt portion (1), the right side of the flange part (2) sets tapered portion (3), institute
Stating the inner cavity transverse splicing in full skirt portion (1) has a conducting rod (4), the right side of the conducting rod (4) through flange portion pan portion (2) and
The inner cavity in taper portion (3), the top and bottom of the conducting rod (4) are filled with epoxy resin body (5), the flange part
(2) inner cavity top is provided with gauze screen (6), and the left side top of the flange part (2) and bottom are provided with groove (7).
2. a kind of box switching station according to claim 1 and oil-immersed transformer 35KV gas-filling cabinet casings, feature
It is：Sealing ring is installed, and sealing ring is EPT rubber packing circle or nitrile rubber sealing ring on the groove (7).
3. a kind of box switching station according to claim 1 and oil-immersed transformer 35KV gas-filling cabinet casings, feature
It is：The left and right sides of the conducting rod (4) is provided with screw hole (8), and the left side screw hole (8) is M12 threaded holes, right side institute
Screw hole (8) is stated as M16 threaded holes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611151191.7A CN108172375A (en) | 2016-12-07 | 2016-12-07 | A kind of box switching station and oil-immersed transformer 35kV gas-filling cabinet casings |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611151191.7A CN108172375A (en) | 2016-12-07 | 2016-12-07 | A kind of box switching station and oil-immersed transformer 35kV gas-filling cabinet casings |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108172375A true CN108172375A (en) | 2018-06-15 |
Family
ID=62527168
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611151191.7A Pending CN108172375A (en) | 2016-12-07 | 2016-12-07 | A kind of box switching station and oil-immersed transformer 35kV gas-filling cabinet casings |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108172375A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202997108U (en) * | 2012-12-18 | 2013-06-12 | 广东四会互感器厂有限公司 | High-tension bushing with conductive rod and grounded shield screen |
| CN204360857U (en) * | 2015-02-08 | 2015-05-27 | 厦门英瑟雷特电气科技有限公司 | A kind of reinforced insulation sleeve pipe of looped network gas-filling cabinet |
| CN105118631A (en) * | 2015-09-25 | 2015-12-02 | 苏州翰为电气科技有限公司 | Dry-type insulating sleeve |
| CN205211506U (en) * | 2015-08-11 | 2016-05-04 | 江苏神马电力股份有限公司 | Insulating tube and have insulation support of this kind of insulating tube |
| CN206236523U (en) * | 2016-12-07 | 2017-06-09 | 湖南橡博电气有限公司 | A kind of box switching station and oil-filled transformer 35kV gas-filling cabinet sleeve pipes |
-
2016
- 2016-12-07 CN CN201611151191.7A patent/CN108172375A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202997108U (en) * | 2012-12-18 | 2013-06-12 | 广东四会互感器厂有限公司 | High-tension bushing with conductive rod and grounded shield screen |
| CN204360857U (en) * | 2015-02-08 | 2015-05-27 | 厦门英瑟雷特电气科技有限公司 | A kind of reinforced insulation sleeve pipe of looped network gas-filling cabinet |
| CN205211506U (en) * | 2015-08-11 | 2016-05-04 | 江苏神马电力股份有限公司 | Insulating tube and have insulation support of this kind of insulating tube |
| CN105118631A (en) * | 2015-09-25 | 2015-12-02 | 苏州翰为电气科技有限公司 | Dry-type insulating sleeve |
| CN206236523U (en) * | 2016-12-07 | 2017-06-09 | 湖南橡博电气有限公司 | A kind of box switching station and oil-filled transformer 35kV gas-filling cabinet sleeve pipes |
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