CN218826569U - Structural transformer for transforming and limiting cold-state short-circuit current - Google Patents
Structural transformer for transforming and limiting cold-state short-circuit current Download PDFInfo
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- CN218826569U CN218826569U CN202222973174.9U CN202222973174U CN218826569U CN 218826569 U CN218826569 U CN 218826569U CN 202222973174 U CN202222973174 U CN 202222973174U CN 218826569 U CN218826569 U CN 218826569U
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Abstract
The utility model discloses a vary voltage and limit cold state short-circuit current's structural transformer relates to electric elements technical field, including main magnetic core, main magnetic core's top is provided with the second magnetic stripe, main magnetic core's bottom is provided with first magnetic stripe, main magnetic core's one end is provided with primary, main magnetic core's the other end is provided with secondary, fix main magnetic core on the base, select the first magnetic stripe and the second magnetic stripe of suitable thickness to be connected with main magnetic core, through adjusting secondary and primary winding interval, reach the demand of adjustment short following current, the device adopts a product to replace a plurality of parts, thereby reduced number of elements and cost, practice thrift the space, weight reduction, improve overall efficiency, small, light in weight, it is high, the circuit design time element is few, practice thrift the space, overall efficiency is high, manufacture is simple, minimum insertion loss, and low cost, can reasonable effectual converted voltage and simultaneous control short-circuit current.
Description
Technical Field
The utility model relates to an electrical element technical field specifically is a vary voltage and limit cold state short-circuit current's structural transformer.
Background
The transformer is a device for changing alternating voltage by utilizing the principle of electromagnetic induction, main components are a primary coil, a secondary coil and an iron core, and the transformer has the following main functions: voltage transformation, current transformation, impedance transformation, isolation, voltage stabilization, etc., but in the prior art, a transformer can only convert voltage and current, but is difficult to control short-circuit current within full range, in order to meet certain requirements, the total size of the device is large, the area of the device is large, the improvement of the power density of a power panel is limited, and the processing cost is high, so that the transformer with the structure for transforming voltage and limiting cold short circuit current is provided.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a vary voltage and limit cold state short-circuit current's structural transformer to solve the problem that proposes in the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: a transformer with a structure for transforming and limiting cold short-circuit current comprises a main magnetic core, wherein a second magnetic strip is arranged at the top of the main magnetic core, a first magnetic strip is arranged at the bottom of the main magnetic core, a primary winding is arranged at one end of the main magnetic core, and a secondary winding is arranged at the other end of the main magnetic core.
The main magnetic core is annular, and first magnetic stripe is the cuboid, and the second magnetic stripe is the cuboid, and secondary winding and primary are for encircleing the coil, and the lower surface of second magnetic stripe and the upper surface fixed connection of main magnetic core, the upper surface of first magnetic stripe and the lower surface fixed connection of main magnetic core, and main magnetic core and first magnetic stripe setting are at same water flat line, secondary winding and the both ends swing joint of primary and main magnetic core.
Preferably, one side of the first magnetic strip corresponding to one side of the second magnetic strip is fixedly connected with the upper surface and the lower surface of the main magnetic core, and the secondary winding and the primary winding are sleeved at two ends of the main magnetic core.
The upper surface of main magnetic core and the lower surface fixed connection of second magnetic stripe, the lower surface of main magnetic core and the upper surface fixed connection of first magnetic stripe, first magnetic stripe passes through main magnetic core and constitutes a whole with second magnetic stripe fixed connection, secondary winding and primary cup joint the both ends at main magnetic core, adopt a product to replace a plurality of parts, thereby reduced the number of components and cost, save space, the weight reduction, improve overall efficiency, it is many to have overcome the component quantity among the prior art, cause the distribution parameter of circuit many, the wiring is complicated, the total consumption is big, and overall efficiency is low, and it is bulky, the technology is complicated and with high costs not enough.
Preferably, the main magnetic core is a rigid magnetic core, the first magnetic strip is a silicon steel sheet magnetic strip, the second magnetic strip is a silicon steel sheet magnetic strip, the secondary winding is a winding, and the primary winding is a winding.
The main magnetic core is a second-hand imported silicon steel magnetic core, the first magnetic strip and the second magnetic strip are imported new silicon steel magnetic cores, an insulating pad base can be arranged at the bottom of the main magnetic core, the main magnetic core can be arranged on a fixed boss or in an encapsulation mode, and the size of short-circuit current can be adjusted by adjusting the distance between the secondary winding and the primary winding and the thickness of the first magnetic strip and the second magnetic strip.
Compared with the prior art, the beneficial effects of the utility model are that:
(1) This a structure transformer of vary voltage and limit cold state short-circuit current, fix main magnetic core 1 on the base, select the first magnetic stripe 2 and the second magnetic stripe 4 of suitable thickness to be connected with main magnetic core 1, through adjusting secondary winding 3 and 5 winding intervals of primary winding, reach the demand of adjustment short with the electric current, the device adopts a product to replace a plurality of parts, thereby the number of components and cost have been reduced, save space, weight reduction, improve overall efficiency, it is many to have overcome the component quantity among the prior art, cause the distribution parameter of circuit many, the wiring is complicated, the total consumption is big, and overall efficiency is low, and bulky, the technology is complicated and with high costs not enough.
(2) The transformer with the structure for transforming voltage and limiting cold-state short-circuit current has the advantages of small size, light weight, small height, few elements during circuit design, space saving, high overall efficiency, simple manufacture, extremely low insertion loss and low cost, and can reasonably and effectively convert voltage and control short-circuit current.
Drawings
Fig. 1 is a schematic structural view of the present invention;
fig. 2 is an exploded view of the structure of fig. 1 according to the present invention;
fig. 3 is a top schematic view of fig. 1 according to the present invention.
In the figure: 1. a main magnetic core; 2. a first magnetic stripe; 3. a secondary winding; 4. a second magnetic stripe; 5. a primary winding.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in 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 belong to the protection scope of the present invention.
Referring to fig. 1-3, the present invention provides a technical solution: a transformer with a structure for transforming and limiting cold short-circuit current comprises a main magnetic core 1, wherein a second magnetic strip 4 is arranged at the top of the main magnetic core 1, a first magnetic strip 2 is arranged at the bottom of the main magnetic core 1, a primary winding 5 is arranged at one end of the main magnetic core 1, and a secondary winding 3 is arranged at the other end of the main magnetic core 1.
The main magnetic core 1 is annular, and first magnetic stripe 2 is the cuboid, and second magnetic stripe 4 is the cuboid, and secondary winding 3 and primary winding 5 are for encircleing the coil, and the lower surface of second magnetic stripe 4 and the upper surface fixed connection of main magnetic core 1, and the upper surface of first magnetic stripe 2 and the lower surface fixed connection of main magnetic core 1, and main magnetic core 1 and first magnetic stripe 2 set up at same water flat line, and secondary winding 3 and primary winding 5 and the both ends swing joint of main magnetic core 1.
The corresponding one side of first magnetic stripe 2 and second magnetic stripe 4 and the upper surface and the lower surface fixed connection of main magnetic core 1, secondary winding 3 and primary winding 5 cup joint at the both ends of main magnetic core 1.
The upper surface of main magnetic core 1 and the lower fixed surface of second magnetic stripe 4 are connected, the lower surface of main magnetic core 1 and the upper fixed surface of first magnetic stripe 2 are connected, first magnetic stripe 2 forms a whole through main magnetic core 1 and second magnetic stripe 4 fixed connection, secondary winding 3 and primary winding 5 cup joint at the both ends of main magnetic core 1, adopt a product to replace a plurality of parts, thereby the number of components and cost have been reduced, the space is saved, weight is lightened, the overall efficiency is improved, it is many to have overcome the component quantity among the prior art, cause the distribution parameter of circuit to be many, the wiring is complicated, the total consumption is big, and the overall efficiency is low, and it is bulky, the technology is complicated and with high costs not enough.
The main magnetic core 1 is a rigid magnetic core, the first magnetic stripe 2 is a silicon steel sheet magnetic stripe, the second magnetic stripe 4 is a silicon steel sheet magnetic stripe, the secondary winding 3 is a winding, and the primary winding 5 is a winding.
The main magnetic core 1 is a second-hand imported silicon steel magnetic core, the first magnetic strip 2 and the second magnetic strip 4 are imported new silicon steel magnetic cores, an insulating pad base can be arranged at the bottom of the main magnetic core 1, the main magnetic core 1 can be fixed on a boss or in an encapsulation mode, and the size of short-circuit current can be adjusted by adjusting the distance between the secondary winding 3 and the primary winding 5 and the thickness of the first magnetic strip 2 and the second magnetic strip 4.
The working principle is as follows:
when the transformer is used, the main magnetic core 1 is fixed on the base, the first magnetic strip 2 and the second magnetic strip 4 with proper thicknesses are selected to be connected with the main magnetic core 1, the requirement for adjusting short follow current is met by adjusting the winding distance between the secondary winding 3 and the primary winding 5, the design of a single-phase structure transformer for transforming voltage and limiting cold short-circuit current is further realized, and the current required by a product in short circuit can be achieved.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (3)
1. The utility model provides a vary voltage and limit cold state short-circuit current's structural transformer, includes main magnetic core (1), its characterized in that: the magnetic core is characterized in that a second magnetic strip (4) is arranged at the top of the main magnetic core (1), a first magnetic strip (2) is arranged at the bottom of the main magnetic core (1), a primary winding (5) is arranged at one end of the main magnetic core (1), and a secondary winding (3) is arranged at the other end of the main magnetic core (1).
2. The transformer of claim 1, wherein the transformer comprises: the corresponding one side of first magnetic stripe (2) and second magnetic stripe (4) and the upper surface and the lower surface fixed connection of main magnetic core (1), secondary winding (3) and primary winding (5) cup joint at the both ends of main magnetic core (1).
3. The transformer of claim 1, wherein the transformer comprises: the main magnetic core (1) is made of a rigid magnetic core, the first magnetic strip (2) is made of a silicon steel sheet magnetic strip, the second magnetic strip (4) is made of a silicon steel sheet magnetic strip, the secondary winding (3) is wound, and the primary winding (5) is wound.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222973174.9U CN218826569U (en) | 2022-11-08 | 2022-11-08 | Structural transformer for transforming and limiting cold-state short-circuit current |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222973174.9U CN218826569U (en) | 2022-11-08 | 2022-11-08 | Structural transformer for transforming and limiting cold-state short-circuit current |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218826569U true CN218826569U (en) | 2023-04-07 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222973174.9U Active CN218826569U (en) | 2022-11-08 | 2022-11-08 | Structural transformer for transforming and limiting cold-state short-circuit current |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218826569U (en) |
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2022
- 2022-11-08 CN CN202222973174.9U patent/CN218826569U/en active Active
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