CN202957760U

CN202957760U - Rectifying circuit

Info

Publication number: CN202957760U
Application number: CN 201220690749
Authority: CN
Inventors: 袁世锋; 石海波
Original assignee: BAODING HONGCHENG CONVERTER MANUFACTURING Co Ltd
Current assignee: BAODING HONGCHENG CONVERTER MANUFACTURING Co Ltd
Priority date: 2012-12-14
Filing date: 2012-12-14
Publication date: 2013-05-29
Anticipated expiration: 2022-12-14

Abstract

The utility model relates to a rectifying circuit. The rectifying circuit comprises rectifying tubes, a box body, a busbar positive electrode, a busbar negative electrode, alternating-current walls and a rectifying bridge, wherein at least more than two rectifying tubes are combined to form the rectifying bridge; the busbar positive electrode and the busbar negative electrode are arranged on the rectifying tubes; and the alternating-current walls are arranged below the rectifying bridge. The rectifying circuit is simple and reasonable in structure; and for high-power heating components, the radiating condition can be utilized fully to fulfill the aim of saving materials and reduce the loss of a current converter, so that the rectifying circuit is the innovation of a current converting technology of power electronics.

Description

A kind of rectification circuit

Technical field

The utility model relates to the electric electronic current change technology field, is specially a kind of rectification circuit.

Background technology

6, the fully controlled bridge rectifier power source of 12,18,24 pulse waves, after adopting the rectification of N (N >=1) group fully controlled bridge, parallel way obtains 6 * N pulse number doubly, in parallel after this fully controlled bridge output that wherein for electrophoretic coating, rectifier power source, chemical metallurgy electrolysis rectifying supply, intermediate frequency power supply, uninterrupted power supply adopt, every group of positive and negative direct current arm of fully controlled bridge need to electrically connect parallel connection, exchange arm also constantly intersects on electrical structure, the defects such as the conducting material use amount that connects use is large, and the outfit of equipment volume is larger.

The utility model content

The technical problem that the utility model solves is to provide a kind of rectification circuit, to solve the shortcoming in the above-mentioned background technology.

The technical problem that the utility model solves realizes by the following technical solutions:

A kind of rectification circuit, comprise rectifying tube, casing, bus-bar positive pole, bus-bar negative pole, exchange wall, rectifier bridge, at least two rectifying tubes are merged into rectifier bridge, described bus-bar positive pole and bus-bar negative pole are installed on rectifying tube, described rectifier bridge bottom is equipped with the interchange wall, and described rectifier bridge top is equipped with rectifying tube.

Beneficial effect

Of the present utility model simple and reasonable, can take full advantage of radiating condition for powerful heat generating components, get the purpose of province's material material-saving, reduce the current transformer own loss, be a kind of innovation to electric electronic current change technology.

The accompanying drawing explanation

Fig. 1 is N group full-controlled rectifier bridge electrical schematic diagram;

Fig. 2 is electrical schematic diagram of the present utility model;

Fig. 3 is the air-cooled rectifier structure schematic diagram of 12 pulse wave of the present utility model;

Fig. 4 is another structural representation of the present utility model.

Embodiment

For technological means, creation characteristic that the utility model is realized, reach purpose and effect is easy to understand, below in conjunction with concrete diagram, further set forth the utility model.

Referring to Fig. 1, Fig. 2, Fig. 3, Fig. 4, N group full-controlled rectifier bridge electrical schematic diagram, a kind of electrical schematic diagram of rectification circuit, a kind of air-cooled rectifier structure schematic diagram of 12 pulse wave of rectification circuit, another structural representation of a kind of rectification circuit, a kind of rectification circuit, comprise rectifying tube 1, casing 2, bus-bar positive pole 3, bus-bar negative pole 4, exchange wall 5, rectifier bridge 6, at least two rectifying tube 1 (Fig. 1, Fig. 2, Fig. 3, Fig. 4 all has 12 rectifying tubes 1) be merged into rectifier bridge 6, described bus-bar anodal 3 and bus-bar negative pole 4 are installed on rectifying tube 1, described rectifier bridge 1 bottom is equipped with and exchanges wall 5, all rectifier bridges 6+the aN pipe, + bN pipe, + cN pipe is the parallel connection of order line-up-in-a-row type in no particular order, all rectifier bridges 6-the aN pipe,-bN pipe,-cN pipe is the parallel connection of order line-up-in-a-row type in no particular order, every group of rectifier bridge 6+aN pipe and-aN pipe ,+bN pipe and-bN pipe ,+cN manage with-the cN pipe is corresponding one by one on electric and structure, all rectifier bridges 6+,-pipe can be according to the parallel connection of rectifier transformer secondary finish lead phase sequence line-up-in-a-row type, the utility model has reduced rectifier bridge cellular construction space, rectifier transformer just has enough spaces, be arranged in the rectifier bridge below, transformation, rectification that the transformation of Wind-cooling type current transformer, rectification form unified air duct radiation, water-cooling type current transformer share the Inlet and outlet water house steward.For the utility model, diode, controllable silicon adopt single tube or multitube parallel as rectifier cell, and the sequence of its rectifier cell is regardless of the thinking in parallel of order.Each of described bus-bar both positive and negative polarity, described rectifier transformer secondary coil and rectifier bridge connect one to one, + ,-pipe is in one line respectively mutually, described comprising horizontally and vertical row, formal in the rectified current draw bail, described rectifier transformer below, rectifier bridge 6 is up, in rectified current connecting mode and version, the water-cooling type of described 6,12,18,24 pulse waves and the rectification of Wind-cooling type fully controlled bridge.

Above demonstration and described basic principle of the present utility model and principal character and advantage of the present utility model, the technical staff of the industry should understand, the utility model is not restricted to the described embodiments, that in above-described embodiment and specification, describes just illustrates principle of the present utility model, under the prerequisite that does not break away from the utility model spirit and scope, the utility model also has various changes and modifications, these changes and improvements all fall in claimed the utility model scope, the claimed scope of the utility model is defined by appending claims and equivalent thereof.

Claims

1. a rectification circuit, comprise rectifying tube, casing, bus-bar positive pole, bus-bar negative pole, exchange wall, rectifier bridge, it is characterized in that, at least two above rectifying tubes are merged into rectifier bridge, described bus-bar positive pole and bus-bar negative pole are arranged on rectifying tube, described fully controlled bridge bottom is equipped with the interchange wall, and described rectifier transformer secondary coil and rectifier bridge connect one to one.