CN212032857U - Breakdown-preventing dry-type transformer - Google Patents
Breakdown-preventing dry-type transformer Download PDFInfo
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- CN212032857U CN212032857U CN202020904749.XU CN202020904749U CN212032857U CN 212032857 U CN212032857 U CN 212032857U CN 202020904749 U CN202020904749 U CN 202020904749U CN 212032857 U CN212032857 U CN 212032857U
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Abstract
The utility model provides a breakdown-preventing dry-type transformer, which comprises a dry-type transformer box body, a dry-type transformer body, a fixed block and a positioning block, wherein the fixed block is fixed above the bottom surface of the inner wall of the dry-type transformer box body, the positioning block is fixed on the inclined edge of the fixed block, the dry-type transformer body is fixed on the top of the positioning block, the top of the positioning block is parallel to the horizontal plane, the base of the dry-type transformer body is fixed on the top of the positioning block, an iron core is vertically fixed on the base, a low-voltage coil is wound on the surface of the iron core, a first insulating layer is fixed outside the low-voltage coil, a second insulating layer is fixed outside the first insulating layer, a high-voltage coil is wound on the outer surface of the second insulating layer, the first insulating layer and the second insulating layer are fixed through a, thereby causing the transformer to break down.
Description
Technical Field
The utility model relates to a dry-type transformer field especially relates to a prevent dry-type transformer of breakdown.
Background
The dry type transformer is a transformer with an iron core and windings which are not immersed in insulating oil, and is widely used in places such as local lighting, high-rise buildings, airports, wharf CNC mechanical equipment and the like.
SUMMERY OF THE UTILITY MODEL
In view of this, the utility model provides a dry-type transformer of breakdown-proof.
The technical scheme of the utility model is realized like this: the utility model provides a breakdown-preventing dry-type transformer, which comprises a dry-type transformer box body, a dry-type transformer body, a fixed block and a positioning block, wherein the fixed block is fixed above the bottom surface of the inner wall of the dry-type transformer box body, the fixed block is a right-angled triangle block, two right-angled edges of the fixed block are respectively fixed with the bottom surface and the side surface of the dry-type transformer box body, the positioning block is fixed on the oblique edge of the fixed block, the dry-type transformer body is fixed at the top of the positioning block, the top of the positioning block is parallel to the horizontal plane, the dry-type transformer body comprises a base, an iron core, a low-voltage coil, a first insulating layer, a second insulating layer, a high-voltage coil and a plurality of insulating blocks, the base is fixed at the top of the positioning block, the iron core is vertically, the first insulating layer and the second insulating layer are both circular rings and are fixed through a plurality of insulating blocks.
In addition to the above technical solution, preferably, the first insulating layer, the second insulating layer and the plurality of insulating blocks are all made of polyester resin.
On the basis of the technical scheme, the dry-type transformer box body structure is preferable and further comprises a water collecting box body and a water collecting box, the water collecting box body is fixed below the dry-type transformer box body, the water collecting box is fixed in the water collecting box body, the bottom of the dry-type transformer box body is far away from the fixing block and is provided with a through hole, the through hole penetrates through the bottom of the dry-type transformer box body and the top of the water collecting box body, and the top of the water collecting box.
Preferably, the dry-type transformer tank further comprises two cabinet doors, and one cabinet door is hinged to each of the side surfaces of the dry-type transformer tank body and the water collecting tank body.
Still further preferably, the cabinet door further comprises two handles, and one handle is fixed on the outer side face of each cabinet door.
The utility model discloses a prevent that breakdown dry-type transformer has following beneficial effect for prior art:
(1) the dry-type transformer is provided with the first insulating layer, the second insulating layer and the plurality of insulating blocks, wherein the first insulating layer is fixed outside the low-voltage coil, the second insulating layer is fixed outside the first insulating layer, the high-voltage coil is wound on the outer surface of the second insulating layer, the first insulating layer and the second insulating layer are both in a circular ring shape, and the first insulating layer and the second insulating layer are fixed through the plurality of insulating blocks, so that the two coils cannot be communicated by air between the low-voltage coil and the high-voltage coil, gas breakdown is prevented, meanwhile, the plurality of insulating blocks are used for separating the first insulating layer from the second insulating layer, and the air can flow between the first insulating layer and the second insulating layer, so that the dry-type transformer is better in heat dissipation performance, and meanwhile, cold water pipes;
(2) through setting up fixed block and locating piece, dry-type transformer box inner wall bottom surface top is fixed with the fixed block, and the fixed block is right angle triangle-shaped piece, and two right-angle sides of fixed block are fixed with the bottom surface and the side of dry-type transformer box respectively, and the locating piece is fixed on the fixed block bevel, and the dry-type transformer body is fixed at the locating piece top, and the locating piece top is parallel with the horizontal plane, prevents that the transformer body from soaking in the rainwater, and then leads to the transformer to have the risk of.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a structural diagram of a breakdown-preventing dry-type transformer of the present invention;
fig. 2 is a top view of a dry-type transformer body of the anti-breakdown dry-type transformer of the present invention;
fig. 3 is a structural diagram of a cabinet door of the anti-breakdown dry-type transformer of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely below with reference to the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work all belong to the protection scope of the present invention.
As shown in fig. 1, with reference to fig. 2-3, the utility model discloses a breakdown-preventing dry-type transformer, which comprises a dry-type transformer box 1, a dry-type transformer body 2, a fixing block 3, a positioning block 4, a water collection box body 5, a water collection box 6, a cabinet door 7 and a handle 8.
The dry type transformer tank 1 is used for preventing the dry type transformer body 2 from being wetted by rainwater.
Dry-type transformer body 2 is used for changing voltage, specifically, dry-type transformer body 2 includes base 21, iron core 22, low-voltage coil 23, first insulation layer 24, second insulation layer 25, high-voltage coil 26 and a plurality of collets 27, base 21 is fixed in 4 tops of locating piece, iron core 22 is vertical to be fixed on base 21, the iron core surface winding has low-voltage coil 23, low-voltage coil 23 external fixation has first insulation layer 24, first insulation layer 24 outside is fixed with second insulation layer 25, second insulation layer 25 surface winding has high-voltage coil 26, first insulation layer 24 and second insulation layer 25 are the ring shape, it is fixed through a plurality of collets 27 between the two. The low-voltage coil 23 and the high-voltage coil 26 are isolated by the first insulating layer 24, the second insulating layer 25 and the plurality of insulating blocks 27, so that air between the low-voltage coil 23 and the high-voltage coil 26 cannot communicate the two coils, and gas breakdown is prevented.
Specifically, the first insulating layer 24, the second insulating layer 25, and the plurality of insulating blocks 27 are all made of polyester resin, which is a conventional insulating material.
More specifically, the insulating blocks 27 are used to separate the first insulating layer 24 and the second insulating layer 25, so that air can flow between the first insulating layer 24 and the second insulating layer 25, thereby improving heat dissipation of the dry-type transformer. Meanwhile, cold water pipes can be arranged among the intervals formed by the insulating blocks 27, so that heat dissipation is facilitated.
Specifically, through being provided with base 21, prevent that the rainwater of fixed block 3 top from directly flowing into the top of locating piece 4 and then soaking the transformer in the rainwater.
The fixing block 3 and the positioning block 4 are used for preventing the transformer body from being soaked in rainwater. Specifically, fixed block 3 is fixed with above the 1 inner wall bottom surface of dry-type transformer box, and fixed block 3 is the right angle triangle-shaped piece, and 3 two right-angle sides of fixed block are fixed with the bottom surface and the side of dry-type transformer box 1 respectively, and locating piece 4 is fixed on 3 edges to one side of fixed block, and dry-type transformer body 2 is fixed at 4 tops of locating piece, and 4 tops of locating piece are parallel with the horizontal plane. Fixed block 3 makes the rainwater flow along the hypotenuse, gathers in 1 corner of dry-type transformer box, convenient clearance, and locating piece 4 is used for horizontal fixed dry-type transformer body 2, prevents that transformer body from soaking in the rainwater, and then leads to the transformer to have the risk of being punctured.
Specifically, the top of the positioning block 4 is higher than the positioning block 3 in the vertical section, so that rainwater above the positioning block 3 is prevented from directly flowing into the top of the positioning block 4 and soaking the transformer body in the rainwater.
The header tank 5 is used to support the dry-type transformer body 2.
The water collecting box 6 is used for collecting rainwater generated in the dry-type transformer box body 1, and prevents the rainwater from being accumulated to cause the transformer body to be soaked in the rainwater. Specifically, the water collection tank body 5 is fixed below the dry-type transformer tank body 1, the water collection box 6 is fixed in the water collection tank body 5, a through hole 11 is formed in the position, far away from the fixing block 3, of the bottom of the dry-type transformer tank body 1, the through hole 11 penetrates through the bottom of the dry-type transformer tank body 1 and the top of the water collection tank body 5, and the top opening and the opening of the water collection box 6 are located under the through hole 11.
Two cabinet doors 7 conveniently maintain dry-type transformer body 2, conveniently take out box 6 that catchments simultaneously, empty the rainwater regularly. Specifically, the side surfaces of the dry-type transformer box body 1 and the water collecting box body 5 are hinged with a cabinet door 7.
Two handles 8 facilitate the opening of the cabinet door 7. Specifically, a handle 8 is fixed on the outer side surface of each cabinet door 7.
The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (5)
1. The utility model provides a prevent puncturing dry-type transformer, its includes dry-type transformer box (1), dry-type transformer body (2), fixed block (3) and locating piece (4), its characterized in that:
a fixing block (3) is fixed above the bottom surface of the inner wall of the dry-type transformer box body (1), the fixing block (3) is a right-angled triangular block, and two right-angled edges of the fixing block (3) are respectively fixed with the bottom surface and the side surface of the dry-type transformer box body (1);
the positioning block (4) is fixed on the oblique edge of the fixing block (3), the dry-type transformer body (2) is fixed on the top of the positioning block (4), and the top of the positioning block (4) is parallel to the horizontal plane;
the dry-type transformer body (2) comprises a base (21), an iron core (22), a low-voltage coil (23), a first insulating layer (24), a second insulating layer (25), a high-voltage coil (26) and a plurality of insulating blocks (27);
the base (21) is fixed to the top of the positioning block (4), the iron core (22) is vertically fixed to the base (21), the surface of the iron core is wound with the low-voltage coil (23), a first insulating layer (24) is fixed to the outside of the low-voltage coil (23), a second insulating layer (25) is fixed to the outside of the first insulating layer (24), and a high-voltage coil (26) is wound on the outer surface of the second insulating layer (25);
the first insulating layer (24) and the second insulating layer (25) are both circular rings, and are fixed by a plurality of insulating blocks (27).
2. A breakdown-preventing dry-type transformer as claimed in claim 1, wherein: the first insulating layer (24), the second insulating layer (25) and the insulating blocks (27) are all made of polyester resin.
3. A breakdown-preventing dry-type transformer as claimed in claim 1, wherein: still include water-collecting tank body (5) and water-collecting box (6), water-collecting tank body (5) are fixed in dry-type transformer box (1) below, and water-collecting box (6) are fixed in water-collecting tank body (5), and dry-type transformer box (1) bottom is kept away from fixed block (3) department and is seted up through hole (11), and through hole (11) run through dry-type transformer box (1) bottom and water-collecting tank body (5) top, and water-collecting box (6) open-top and opening are located through hole (11) under.
4. A breakdown-preventing dry-type transformer as claimed in claim 3, wherein: the dry-type transformer tank further comprises two cabinet doors (7), and the side surfaces of the dry-type transformer tank body (1) and the water collecting tank body (5) are hinged with one cabinet door (7).
5. A breakdown-preventing dry-type transformer as claimed in claim 4, wherein: the cabinet door is characterized by further comprising two handles (8), wherein one handle (8) is fixed on the outer side face of each cabinet door (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020904749.XU CN212032857U (en) | 2020-05-26 | 2020-05-26 | Breakdown-preventing dry-type transformer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020904749.XU CN212032857U (en) | 2020-05-26 | 2020-05-26 | Breakdown-preventing dry-type transformer |
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| Publication Number | Publication Date |
|---|---|
| CN212032857U true CN212032857U (en) | 2020-11-27 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202020904749.XU Active CN212032857U (en) | 2020-05-26 | 2020-05-26 | Breakdown-preventing dry-type transformer |
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| CN (1) | CN212032857U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112992482A (en) * | 2021-02-04 | 2021-06-18 | 广州市蓝粉网络科技有限公司 | Common mode inductor |
-
2020
- 2020-05-26 CN CN202020904749.XU patent/CN212032857U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112992482A (en) * | 2021-02-04 | 2021-06-18 | 广州市蓝粉网络科技有限公司 | Common mode inductor |
| CN112992482B (en) * | 2021-02-04 | 2022-04-05 | 东莞市美希电子有限公司 | Common mode inductor |
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