CN213583442U - Multi-secondary-side high-voltage isolation rectifier transformer - Google Patents

Abstract

The utility model discloses a rectifier transformer is kept apart to many counter limits high pressure, including potential device, potential device is located the vary voltage incasement, potential device comprises first vary voltage seat, second vary voltage seat and third vary voltage seat, first vary voltage seat, second vary voltage seat and third vary voltage seat gomphosis are connected, first vary voltage seat, second vary voltage seat and third vary voltage seat structure are the same, first vary voltage seat includes roof, coil and bottom plate, the coil is fixed in between roof and the bottom plate, all be equipped with the baffle on the pedestal of first vary voltage seat and second vary voltage seat. The transformer equipment of embedded structure, the dismouting of being convenient for can maintain and detect independent vary voltage seat, and the mode that the spring links up when the vary voltage seat receives external force influence, and the pedestal is under the spring action, and the spring can provide the effect of buffering to the inertia that the vary voltage seat produced, has effectively avoided the vary voltage seat to appear connecting not hard up and the problem that the displacement appears in the vary voltage incasement.

Description

Multi-secondary-side high-voltage isolation rectifier transformer

Technical Field

The utility model relates to a transformer equipment technical field specifically is a rectifier transformer is kept apart to many deckles high pressure.

Background

The IGBT is the most core device for electric energy conversion and transmission, and is the most advanced and widely used third-generation power semiconductor device at present. Due to the advantages of large transmission power, small driving power, large input impedance, simple control circuit, high on-off speed and the like, the IGBT technology is widely applied to the high-power application fields of smart power grids, rail transit, aerospace and the like at present.

The electrical isolation between the high-voltage access type IGBT charger multipoint terminals is realized by isolating multiple pairs of sides of a high-voltage isolation rectifier transformer, the transformation equipment of the existing rectifier transformer is directly fixed in a transformation box, the transformation equipment with a fixed structure generates inertia when vibration occurs, and the transformation equipment is easily connected and loosened and moves in the transformation box.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model provides a not enough to prior art, the utility model provides a rectifier transformer is kept apart to many secondary high pressure, the potential device who has solved present rectifier transformer is the direct fixation in the transformer tank, and fixed structure's potential device when appearing the vibration, the inertia of production causes the condition that the connection is not hard up and potential device removes in the transformer tank to the potential device very easily.

(II) technical scheme

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: the utility model provides a many vice limit high pressure isolation rectifier transformer, includes the potential device, the potential device is located the vary voltage incasement, the potential device comprises first vary voltage seat, second vary voltage seat and third vary voltage seat, first vary voltage seat, second vary voltage seat and third vary voltage seat gomphosis are connected, first vary voltage seat, second vary voltage seat and third vary voltage seat structure are the same, first vary voltage seat includes roof, coil and bottom plate, the coil is fixed in between roof and the bottom plate, all be equipped with the baffle on the pedestal of first vary voltage seat and second vary voltage seat, be equipped with electric power seat on the roof, electric power seat and coil connection, one side end of roof and bottom plate all is equipped with the eye-splice, and the opposite side all is equipped with the jack, all be equipped with the spring between the plate body of roof and bottom plate and the vary voltage case.

Preferably, the springs are respectively located at the upper end of the top plate and the lower end of the bottom plate, spring fixing blocks are arranged on the springs, the springs located at the upper end and the lower end are respectively fixed with the top surface and the bottom surface of the pressure changing box through the spring fixing blocks, and the springs play a buffering role.

Preferably, the inserting buckle on one side of the top plate and the bottom plate corresponds to the inserting hole on the other side, the inserting buckle is matched with the inserting hole in a consistent mode, and the buckle body of the inserting buckle is provided with a rubber film sleeve.

Preferably, the plate bodies of the top plate and the bottom plate are the same in size, and PVC insulating plates are arranged on the plate bodies of the top plate and the bottom plate.

Preferably, the baffle is located one side of the coil, and two ends of the baffle are respectively fixed with the top plate and the bottom plate through screws.

Preferably, a heat insulation layer and a radiation protection layer are arranged inside the plate body of the baffle, and anticorrosive paint is arranged outside the plate body of the baffle.

(III) advantageous effects

The utility model provides a rectifier transformer is kept apart to many secondary limit high pressure. The method has the following beneficial effects:

adopt the gomphosis formula structure between this potential device, the mode that potential device and vary voltage case are connected simultaneously links up through the multiunit spring, the potential device of gomphosis formula structure, the dismouting of being convenient for, can maintain and detect independent vary voltage seat, the mode that the spring links up, when the vary voltage seat receives external force influence, the pedestal is under the spring action, the spring can provide the effect of buffering to the inertia that the vary voltage seat produced, the problem of connecting not hard up and appearing the displacement in the vary voltage incasement has effectively been avoided the vary voltage seat, the stability of potential device in the vary voltage incasement has been strengthened.

Drawings

Fig. 1 is a schematic view of the overall structure of the transformer of the present invention;

fig. 2 is a schematic structural view of the transformer body of the present invention;

FIG. 3 is a schematic structural view of a transformer base according to the present invention;

fig. 4 is a schematic view of the baffle structure of the present invention.

In the figure, a transformation device-1, a transformation box-2, a first transformation seat-3, a second transformation seat-4, a third transformation seat-5, a bottom plate-6, a coil-7, a top plate-8, a baffle-9, a plug-in buckle-10, an electric power seat-11, a spring-12, a heat insulation layer-13 and a radiation protection layer-14.

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. 1-4, an embodiment of the present invention provides a technical solution: a multi-secondary-side high-voltage isolation rectifier transformer comprises a transformation device 1, wherein the transformation device 1 is positioned in a transformation box 2, the transformer device 1 is composed of a first transformer base 3, a second transformer base 4 and a third transformer base 5, the first transformer base 3, the second transformer base 4 and the third transformer base 5 are connected in a jogged mode, the first transformer base 3, the second transformer base 4 and the third transformer base 5 have the same structure, the first transformer station 3 comprises a top plate 8, a coil 7 and a bottom plate 6, the coil 7 is fixed between the top plate 8 and the bottom plate 6, the seat bodies of the first variable voltage seat 3 and the second variable voltage seat 4 are both provided with a baffle 9, the top plate 8 is provided with an electric power seat 11, the electric power seat 11 is connected with the coil 7, one side ends of the top plate 8 and the bottom plate 6 are respectively provided with a plug-in buckle 10, the other sides of the top plate 8 and the bottom plate 6 are respectively provided with a jack, and springs 12 are respectively arranged between the plate bodies of the top plate 8 and the bottom plate 6 and the transformer box 2.

The springs 12 are respectively positioned at the upper end of the top plate 8 and the lower end of the bottom plate 6, spring fixing blocks are respectively arranged on the springs 12, and the springs 12 are respectively fixed with the top surface and the bottom surface of the transformer box 2 through the spring fixing blocks. When the pressure-changing device is acted by external force, the spring can drive the pressure-changing device to move, so that the force is buffered.

The inserting buckle 10 on one side of the top plate 8 and the bottom plate 6 corresponds to the inserting hole on the other side, the inserting buckle 10 is matched with the inserting hole in a consistent mode, and a rubber film sleeve is arranged on the buckle body of the inserting buckle 10. The insertion buckle is embedded with the insertion hole, so that the connection between the base bodies is realized.

The plate bodies of the top plate 8 and the bottom plate 6 are the same in size, and PVC insulation plates are arranged on the plate bodies of the top plate 8 and the bottom plate 6. The corresponding of the plate body structure is ensured.

The baffle 9 is positioned on one side of the coil 7, and two ends of the baffle 9 are respectively fixed with the top plate 8 and the bottom plate 6 through screws. The baffle provides protection for the transformer base.

The interior of the plate body of the baffle plate 9 is provided with a heat insulation layer 13 and a radiation protection layer 14, and the exterior of the plate body of the baffle plate 9 is provided with anticorrosive paint. The insulating layer and the radiation protection layer enable the transformer bases to independently operate, and influence caused by magnetic radiation and high temperature on the transformer bases is avoided.

The working principle is as follows: when carrying out the installation of transformation equipment 1, only need with first vary voltage seat 3, eye-splice 10 and jack on second vary voltage seat 4 and the third vary voltage seat 5 carry out the gomphosis can, simultaneously with spring 12 on vary voltage seat roof 8 and the bottom plate 6 be fixed in vary voltage case 2 top and bottom respectively through the screw, when vary voltage case 2 receives external force, the inertia of production, can make the vary voltage seat remove in vary voltage case 2, under spring 12's effect, the vary voltage seat can produce the displacement, under the effect of spring 12 elasticity, the realization is cushioned and offset the impulsive force that inertia produced, the vary voltage seat of removal can reset, the not hard up circumstances of displacement and connection can not appear.

The utility model relates to a transformer device 1, a transformer box 2, a first transformer base 3, a second transformer base 4, a third transformer base 5, a bottom plate 6, a coil 7, a top plate 8, a baffle 9, a plug buckle 10, a power base 11, a spring 12, a heat insulation layer 13, a radiation protection layer 14, all of which are universal standard components or components known by technicians in the field, the structure and principle of which are known by technicians through technical manuals or conventional experimental methods, the problem solved by the utility model is that the existing transformer device of a rectifier transformer is directly fixed in the transformer box, the transformer device with a fixed structure is easy to cause loose connection of the transformer device and the movement of the transformer device in the transformer box due to inertia generated when vibration occurs, the utility model adopts a jogged structure between the transformer devices, and the connection mode of the transformer device and the transformer box is linked through a plurality of groups of springs, the transformer equipment of embedded structure, the dismouting of being convenient for can maintain and detect independent vary voltage seat, and the mode that the spring links up, when the vary voltage seat receives external force influence, the pedestal is under the spring action, and the spring can provide the effect of buffering to the inertia that the vary voltage seat produced, has effectively avoided the vary voltage seat to appear connecting not hard up and the problem that the displacement appears in the vary voltage incasement, has strengthened the stability of transformer equipment in the vary voltage incasement.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above, it will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, but that the invention may be embodied in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims (6)

1. The utility model provides a many secondary side high voltage isolation rectifier transformer which characterized in that: the transformer device comprises a transformer device (1), wherein the transformer device (1) is positioned in a transformer box (2), the transformer device (1) is composed of a first transformer base (3), a second transformer base (4) and a third transformer base (5), the first transformer base (3), the second transformer base (4) and the third transformer base (5) are connected in an embedded mode, the first transformer base (3), the second transformer base (4) and the third transformer base (5) are identical in structure, the first transformer base (3) comprises a top plate (8), a coil (7) and a bottom plate (6), the coil (7) is fixed between the top plate (8) and the bottom plate (6), baffle plates (9) are arranged on base bodies of the first transformer base (3) and the second transformer base (4), an electric power base (11) is arranged on the top plate (8), the electric power base (11) is connected with the coil (7), and inserting and buckling ends (10) are arranged on one side of the top plate (8) and one side of the bottom plate (6), the other sides are provided with jacks, and springs (12) are arranged between the plate bodies of the top plate (8) and the bottom plate (6) and the transformer box (2).

2. The multi-secondary-side high-voltage isolation rectifier transformer of claim 1, wherein: the spring (12) is respectively located the upper end of the top plate (8) and the lower end of the bottom plate (6), spring fixing blocks are arranged on the spring (12), and the spring (12) is respectively fixed with the top surface and the bottom surface of the transformer box (2) through the spring fixing blocks.

3. The multi-secondary-side high-voltage isolation rectifier transformer of claim 1, wherein: the inserting buckle (10) on one side of the top plate (8) and the bottom plate (6) corresponds to the inserting hole on the other side in position, the inserting buckle (10) is matched with the inserting hole in a consistent mode, and a rubber film sleeve is arranged on the buckle body of the inserting buckle (10).

4. The multi-secondary-side high-voltage isolation rectifier transformer of claim 1, wherein: the plate bodies of the top plate (8) and the bottom plate (6) are the same in size, and PVC insulation plates are arranged on the plate bodies of the top plate (8) and the bottom plate (6).

5. The multi-secondary-side high-voltage isolation rectifier transformer of claim 1, wherein: the baffle (9) is positioned on one side of the coil (7), and two ends of the baffle (9) are respectively fixed with the top plate (8) and the bottom plate (6) through screws.

6. The multi-secondary-side high-voltage isolation rectifier transformer of claim 1, wherein: the novel anti-radiation baffle is characterized in that a heat insulation layer (13) and an anti-radiation layer (14) are arranged inside a plate body of the baffle (9), and anti-corrosion paint is coated outside the plate body of the baffle (9).

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