CN207009215U - A kind of lighning proof type power transformer - Google Patents
A kind of lighning proof type power transformer Download PDFInfo
- Publication number
- CN207009215U CN207009215U CN201720725867.2U CN201720725867U CN207009215U CN 207009215 U CN207009215 U CN 207009215U CN 201720725867 U CN201720725867 U CN 201720725867U CN 207009215 U CN207009215 U CN 207009215U
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- lightning
- transformer
- yoke
- frame
- arrest frame
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Abstract
The utility model discloses a kind of lighning proof type power transformer, including transformer yoke and lightning-arrest frame, the transformer yoke is frame structure, and it is provided with No.1 fixing hole on the cross bar of transformer yoke both sides, and No.1 fixing hole internal thread is connected with fastening bolt, transformer yoke both ends cross bar is connected on cement pole, the transformer yoke bottom has been bolted two low voltage surge arresters, the transformer yoke top has been bolted transformer, the transformer top is threaded with two high-voltage arresters, the lightning-arrest frame is c-type metal framework structure, the lightning-arrest frame both sides are welded with two fix bars, four fix bars are provided with No. two fixing holes away from lightning-arrest frame side, and No. two fixing hole internal threads are connected with fastening bolt, the lightning-arrest frame top is welded with lightning rod.The utility model can avoid transformer from being caught in the rain and solar exposure, increase the service life of transformer, and lightning protection effect is more preferable, cost-effective, ensure Electrical Safety.
Description
Technical field
It the utility model is related to transformer anti-thunder technical field, more particularly to a kind of lighning proof type power transformer.
Background technology
The dash current of lightning is very big in natural calamity, and discharge time is short, and induced voltage also reaches an extremely high value, for
The injury of personnel at all levels, facility threaten urgently.It is lightning strike accident that wherein substation transformer accident, which has three one-tenth, and has and rise year by year
Trend.Ensure that transformer safety operation must improve the lightning protection reliability of transformer.Existing transformer lightning protection uses mostly
Lightning rod lightning protection, this safeguard procedures lighting protection scope is small, and lightning protection reliability is not high, so now proposing a kind of lightning protection reliability
High new type lightning-proof transformer.
Utility model content
The purpose of this utility model is and a kind of lighning proof type electric power proposed in order to solve shortcoming present in prior art
Transformer.
To achieve these goals, the utility model employs following technical scheme：
A kind of lighning proof type power transformer, including transformer yoke and lightning-arrest frame, the transformer yoke are frame structure, and are become
No.1 fixing hole is provided with the cross bar of depressor frame both sides, and No.1 fixing hole internal thread is connected with fastening bolt, the transformer
Frame both ends cross bar is connected on cement pole, and the transformer yoke bottom has been bolted two low voltage surge arresters, the change
Depressor frame top has been bolted transformer, and the transformer top is threaded with two high-voltage arresters, described to keep away
Thunder frame is c-type metal framework structure, and the lightning-arrest frame both sides are welded with two fix bars, and four fix bars are away from lightning-arrest
Frame side is provided with No. two fixing holes, and No. two fixing hole internal threads are connected with fastening bolt, and the lightning-arrest frame top is welded with
Lightning rod, the lightning-arrest frame bottom are connected with weather shield, and the fix bar bottom is welded with lighting proof strip, and lighting proof strip and transformer
Frame is welded, and the lighting proof strip bottom is connected with ground, and the lightning-arrest frame is connected on cement pole, and frame of taking shelter from the thunder is to the distance on ground
More than the distance of high-voltage arrester to ground.
Preferably, the lightning-arrest frame is that horizontal and vertical solid metal is welded, and metallic rod is antirust steel system
Into.
Preferably, the weather shield is made up of weather-proof plastics, and weather shield top outer wall scribbles reflectorised paint.
Preferably, the low voltage surge arrester and high-voltage arrester are connected with type low-voltage cable and high voltage cable respectively, and low pressure
Arrester and high-voltage arrester connect the low-pressure line-outgoing interface and high pressure inlet interface of transformer respectively.
Preferably, the lightning rod is welded on lightning-arrest frame grid point of intersection, and lightning rod is identical with lightning conduction material.
Preferably, felt pad is lined between the transformer and transformer yoke, and transformer is provided with individually ground wire.
The beneficial effects of the utility model are：
1. by the weather shield of installation, avoid transformer from being caught in the rain and solar exposure, increase the service life of transformer, section
About cost.
2. the lightning-arrest frame for passing through installation, it is possible to reduce the probability that transformer is directly hit by thunder and lightning, preferably protect transformation
Device, lightning protection effect are more preferable.
3. the lightning protection device for passing through installation, it is possible to reduce loss when circuit or transformation are struck by lightning, it is cost-effective, ensure electricity consumption
Safety.
Brief description of the drawings
Fig. 1 be the utility model proposes a kind of lighning proof type power transformer structural representation；
Fig. 2 be the utility model proposes a kind of lighning proof type power transformer lightning-arrest frame side structure schematic view；
Fig. 3 be the utility model proposes a kind of lighning proof type power transformer lightning-arrest frame overlooking the structure diagram.
In figure：1 transformer yoke, 2 transformers, 3 cement poles, 4 high-voltage arresters, 5 lightning-arrest frames, 6 fix bars, 7 lightning rods, 8
Weather shield, 9 No. two fixing holes, 10 No.1 fixing holes, 11 lighting proof strips, 12 low voltage surge arresters.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the embodiment of the utility model is carried out
Clearly and completely describing, it is clear that described embodiment is only the utility model part of the embodiment, rather than whole
Embodiment.
Reference picture 1-3, a kind of lighning proof type power transformer, including transformer yoke 1 and lightning-arrest frame 5, transformer yoke 1 are framework
Structure, and No.1 fixing hole 10 is provided with the both sides cross bar of transformer yoke 1, and the internal thread of No.1 fixing hole 10 is connected with fastening spiral shell
Bolt, the both ends cross bar of transformer yoke 1 are connected on cement pole 3, and the bottom of transformer yoke 1 has been bolted two low voltage surge arresters
12, the top of transformer yoke 1 has been bolted transformer 2, and the top of transformer 2 is threaded with two high-voltage arresters 4, kept away
Thunder frame 5 is c-type metal framework structure, and the lightning-arrest both sides of frame 5 are welded with two fix bars 6, and four fix bars 6 are away from lightning-arrest frame 5
Side is provided with No. two fixing holes 9, and No. two internal threads of fixing hole 9 are connected with fastening bolt, and the lightning-arrest top of frame 5 is welded with lightning-arrest
Pin 7, the lightning-arrest bottom of frame 5 are connected with weather shield 8, and the bottom of fix bar 6 is welded with lighting proof strip 11, and lighting proof strip 11 and transformer yoke 1
Welding, the bottom of lighting proof strip 11 are connected with ground, and lightning-arrest frame 5 is connected on cement pole 3, and lightning-arrest frame 5 is more than to the distance on ground
High-voltage arrester 4 arrives the distance on ground.
In the utility model, lightning-arrest frame 5 is that horizontal and vertical solid metal is welded, and metallic rod is antirust steel
It is made, weather shield 8 is made up of weather-proof plastics, and the top outer wall of weather shield 8 scribbles reflectorised paint, low voltage surge arrester 12 and high voltage lightning-protection
Device 4 is connected with type low-voltage cable and high voltage cable respectively, and low voltage surge arrester 12 and high-voltage arrester 4 connect transformer 2 respectively
Low-pressure line-outgoing interface and high pressure inlet interface, lightning rod 7 are welded on the lightning-arrest grid point of intersection of frame 5, and lightning rod 7 and lightning conduction 7
Material is identical, felt pad is lined between transformer 2 and transformer yoke 1, and transformer 2 is provided with individually ground wire.
Operation principle：During thunderbolt, lightning-arrest frame 5 can reduce the probability that transformer 2 is directly hit by thunder and lightning, work as low-voltage circuit
When being hit by thunder and lightning, the open circuit of low pressure lightning protection device 12, the electrical appliance of thunder and lightning damage low-voltage circuit and low-pressure end is prevented, works as high-tension line
When being hit by thunder and lightning, the open circuit of high-voltage arrester 4, the possibility that transformer 2 burns is reduced, while lightning-arrest frame 5 is provided with weather shield,
Transformer 2 can be reduced to be drenched by rainwater, shading, reduce transformer 2 and be exposed to the sun in the sun.
It is described above, the only preferable embodiment of the utility model, but the scope of protection of the utility model is not
This is confined to, any one skilled in the art is in the technical scope that the utility model discloses, according to this practicality
New technical scheme and its utility model design are subject to equivalent substitution or change, should all cover in protection model of the present utility model
Within enclosing.
Claims (6)
1. a kind of lighning proof type power transformer, including transformer yoke (1) and lightning-arrest frame (5), it is characterised in that the transformer yoke
(1) it is frame structure, and No.1 fixing hole (10) is provided with the cross bar of transformer yoke (1) both sides, and in No.1 fixing hole (10)
Fastening bolt is threaded with, transformer yoke (1) both ends cross bar is connected on cement pole (3), transformer yoke (1) bottom
End has been bolted two low voltage surge arresters (12), and transformer yoke (1) top has been bolted transformer
(2), transformer (2) top is threaded with two high-voltage arresters (4), and the lightning-arrest frame (5) is c-type metal framework knot
Structure, lightning-arrest frame (5) both sides are welded with two fix bars (6), and four fix bars (6) are away from lightning-arrest frame (5) side
No. two fixing holes (9) are provided with, and No. two fixing hole (9) internal threads are connected with fastening bolt, lightning-arrest frame (5) the top welding
There is lightning rod (7), lightning-arrest frame (5) bottom is connected with weather shield (8), and fix bar (6) bottom is welded with lighting proof strip
(11), and lighting proof strip (11) is welded with transformer yoke (1), and lighting proof strip (11) bottom is connected with ground, the lightning-arrest frame (5)
It is connected on cement pole (3), and lightning-arrest frame (5) is more than high-voltage arrester (4) to the distance on ground to the distance on ground.
2. a kind of lighning proof type power transformer according to claim 1, it is characterised in that the lightning-arrest frame (5) is laterally
It is welded with longitudinal solid metal, and metallic rod is made up of antirust steel.
3. a kind of lighning proof type power transformer according to claim 1, it is characterised in that the weather shield (8) is weather-proof
Plastics are made, and weather shield (8) top outer wall scribbles reflectorised paint.
A kind of 4. lighning proof type power transformer according to claim 1, it is characterised in that the low voltage surge arrester (12) and
High-voltage arrester (4) is connected with type low-voltage cable and high voltage cable respectively, and low voltage surge arrester (12) and high-voltage arrester (4) are respectively
Connect the low-pressure line-outgoing interface and high pressure inlet interface of transformer (2).
5. a kind of lighning proof type power transformer according to claim 1, it is characterised in that the lightning rod (7) is welded on
Lightning-arrest frame (5) grid point of intersection, and lightning rod (7) is identical with lightning conduction material.
6. a kind of lighning proof type power transformer according to claim 1, it is characterised in that the transformer (2) and transformation
Felt pad is lined between device frame (1), and transformer (2) is provided with individually ground wire.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720725867.2U CN207009215U (en) | 2017-06-21 | 2017-06-21 | A kind of lighning proof type power transformer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720725867.2U CN207009215U (en) | 2017-06-21 | 2017-06-21 | A kind of lighning proof type power transformer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207009215U true CN207009215U (en) | 2018-02-13 |
Family
ID=61448186
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720725867.2U Active CN207009215U (en) | 2017-06-21 | 2017-06-21 | A kind of lighning proof type power transformer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207009215U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108933018A (en) * | 2018-07-18 | 2018-12-04 | 江苏恒屹变压器有限公司 | A kind of dry-type power transformer |
| CN108963766A (en) * | 2018-05-26 | 2018-12-07 | 宁夏中科天际防雷检测有限公司 | A kind of high level air-conditioner set rain-proof lightning arrester |
| CN108987056A (en) * | 2018-07-18 | 2018-12-11 | 江苏恒屹变压器有限公司 | A kind of power transformer |
| CN109524201A (en) * | 2019-01-14 | 2019-03-26 | 常逸坤 | A kind of damping thunder-proof type transformer |
-
2017
- 2017-06-21 CN CN201720725867.2U patent/CN207009215U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108963766A (en) * | 2018-05-26 | 2018-12-07 | 宁夏中科天际防雷检测有限公司 | A kind of high level air-conditioner set rain-proof lightning arrester |
| CN108933018A (en) * | 2018-07-18 | 2018-12-04 | 江苏恒屹变压器有限公司 | A kind of dry-type power transformer |
| CN108987056A (en) * | 2018-07-18 | 2018-12-11 | 江苏恒屹变压器有限公司 | A kind of power transformer |
| CN109524201A (en) * | 2019-01-14 | 2019-03-26 | 常逸坤 | A kind of damping thunder-proof type transformer |
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