CN208970312U - A kind of transformer of included regulator rectifier circuit - Google Patents

Abstract

The utility model provides a kind of transformer of included regulator rectifier circuit, input terminal fixed frame and outlet terminal fixed frame, input terminal fixed frame bottom is fixedly connected with input terminal fixed plate, outlet terminal fixed frame bottom is fixedly connected with outlet terminal fixed plate, input terminal fixed plate is crimped with the first input terminal, second input terminal and third input terminal, outlet terminal fixed plate is crimped with the 4th outlet terminal and the 5th outlet terminal, coil support plate is provided between input terminal fixed plate and outlet terminal fixed plate, coil support plate is fixedly connected cored, outer diameter winding is provided with winding coil, first input terminal, second input terminal, third input terminal, the end of 4th outlet terminal and the 5th outlet terminal is plugged with conductive pin, conductive pin is provided through DC circuit plate, outside coil support plate It is additionally provided with transformer case body.16V alternating voltage can be converted to straight stable 18V pulsating dc voltage by the utility model.

Description

A kind of transformer of included regulator rectifier circuit

Technical field

The utility model relates to transformer technology fields, and in particular to a kind of transformer of included regulator rectifier circuit.

Background technique

Transformer is the device for changing alternating voltage using the principle of electromagnetic induction, and main member is primary coil, secondary Grade coil and iron core.In electrical equipment and radio-circuit, it is commonly used for buck/boost, matching impedance, security isolation etc..Main function Can have: voltage transformation, current transformation, impedance transformation, isolation, pressure stabilizing etc..Can be divided into, according to use: distribution transformer, electric power become Depressor, full-sealed transformer, combined transformer, dry-type transformer, oil-immersed transformer, single-phase transformer, furnace transformer, Rectifier transformer etc..At present in industrial many fields, especially electric power application often by 380V, 220V or 110V alternating current becomes 6V-42V direct current, to use transformer in this process, usually takes the lead in being become from appendiron core transformer AC low-tension cannot reduce voltage in the DC voltage needed through over commutation, filtering, pressure stabilizing during filtering voltage regulation Flutter component and the interference for inhibiting switch spike noise, and it is be easy to cause the damage of electronic component, in addition, transformer is whole Body weight is larger, and structure is complicated, causes problem inconvenient for operation, considerably increases industrial input cost.

Utility model content

In consideration of it, the main purpose of the utility model is that solving problems of the prior art, providing one kind can 16V alternating voltage is converted to the transformer of the included regulator rectifier circuit of straight stable 18V pulsating dc voltage.

In order to solve the above technical problems, the technical solution adopted in the utility model is: a kind of included regulator rectifier circuit Transformer, including input terminal fixed frame and outlet terminal fixed frame, input terminal fixed frame bottom be fixedly connected with into Line terminals fixed plate, outlet terminal fixed frame bottom are fixedly connected with outlet terminal fixed plate, and the input terminal is fixed Plate is crimped with the first input terminal, the second input terminal and third input terminal, and the outlet terminal fixed plate is crimped with the 4th Outlet terminal and the 5th outlet terminal are provided with coil branch between the input terminal fixed plate and the outlet terminal fixed plate Fagging, the coil support plate are fixedly connected cored, and outer diameter winding is provided with winding coil, first inlet wire The end of terminal, second input terminal, the third input terminal, the 4th outlet terminal and the 5th outlet terminal Portion is plugged with conductive pin, and the conductive pin is provided through DC circuit plate, and the DC circuit plate is fixed by welding in On the conductive pin, it is additionally provided with transformer case body outside the coil support plate, the transformer case body and described straight Current circuit plate is fixedly connected.

Preferably, the DC circuit plate is packaged with bridge rectifier, and the bridge rectifier is used for alternating current Pressure is converted to DC voltage, and the bridge rectifier includes four diodes and filter capacitor.

Preferably, 110V is passed through by the conductive pin between first input terminal and second input terminal to hand over Galvanic electricity pressure is passed through 110V alternating voltage by the conductive pin between second input terminal and the third input terminal, 16V alternating voltage is passed through by the conductive pin between 4th outlet terminal and the 5th outlet terminal.

Preferably, four diodes are bridge-type connection.

Preferably, the filter capacitor is connected in parallel in the load of the bridge rectifier.

Compared with prior art, the utility model provides a kind of transformer of included regulator rectifier circuit, and what is had is excellent Point and beneficial effect are: by the way that four diodes and filter capacitor are arranged in bridge rectifier, it is unidirectional that diode is utilized The good high frequency characteristics of characteristic and filter capacitor of conducting, for carrying out positive and negative full-wave rectification, filter capacitor is connected in parallel on diode In the load of the bridge rectifier, the flutter component of voltage can be reduced while inhibiting switch spike noise, there is all-wave The lesser advantage of rectification circuit current fluctuation amplitude is pulsed directly so as to which 16V alternating voltage is converted to straight stable 18V Galvanic electricity pressure.

Detailed description of the invention

Fig. 1 is a kind of bottom sectional view of the transformer of included regulator rectifier circuit of the utility model；

Fig. 2 is a kind of positive structure schematic of the transformer of included regulator rectifier circuit of the utility model；

Fig. 3 is a kind of side structure schematic diagram of the transformer of included regulator rectifier circuit of the utility model；

Fig. 4 is a kind of winding coil schematic diagram of the transformer of included regulator rectifier circuit of the utility model；

Fig. 5 is a kind of circuit theory of the bridge rectifier of the transformer of included regulator rectifier circuit of the utility model Figure.

In figure: 1- input terminal fixed frame；2- outlet terminal fixed frame；3- input terminal fixed plate；4- outlet terminal is solid Fixed board；The first input terminal of 5-；The second input terminal of 6-；7- third input terminal；The 4th outlet terminal of 8-；The 5th outlet of 9- Terminal；10- coil support plate；11- iron core；12- winding coil；13- conductive pin；14- DC circuit plate；15- transformer case Body.

Specific embodiment

In order to better understand the utility model, the utility model is carried out into one with attached drawing combined with specific embodiments below The description of step.

As shown in Figures 1 to 5, the utility model provides a kind of transformer of included regulator rectifier circuit, including end of incoming cables Sub- fixed frame 1 and outlet terminal fixed frame 2,1 bottom of input terminal fixed frame are fixedly connected with input terminal fixed plate 3, 2 bottom of outlet terminal fixed frame is fixedly connected with outlet terminal fixed plate 4, and the input terminal fixed plate 3 is crimped with One input terminal 5, the second input terminal 6 and third input terminal 7, the outlet terminal fixed plate 4 are crimped with the 4th leading-out terminal Son 8 and the 5th outlet terminal 9, are provided with coil support between the input terminal fixed plate 3 and the outlet terminal fixed plate 4 Plate 10, the coil support plate 10 are fixedly connected with cored 11, and 11 periphery of the iron core winding is provided with winding coil 12, described First input terminal 5, second input terminal 6, the third input terminal 7, the 4th outlet terminal 8 and the described 5th The end of outlet terminal 9 is plugged with conductive pin 13, and the conductive pin 13 is provided through DC circuit plate 14, the direct current Road plate 14 is fixed by welding on the conductive pin 13, is additionally provided with transformer case body outside the coil support plate 10 15, the transformer case body 15 is fixedly connected with the DC circuit plate 14, is primarily served by the way that support plate 10 is arranged to iron The support of core 11 and protective effect input terminal fixed plate 3 and outlet terminal fixed plate 4 each serve as to the first input terminal 5, The fixation and connection of second input terminal 6, third input terminal 7 and the 4th outlet terminal 8 and the 5th outlet terminal 9, third into 7 adjacent position of line terminals is provided with ground terminal, and input terminal is crimped in input terminal fixed plate 3, input terminal fixed frame 1 Play the role of fixed input terminal fixed plate 3 and outlet terminal fixed plate 4 with outlet terminal fixed frame 2.

Further, the DC circuit plate 14 is packaged with bridge rectifier, and the bridge rectifier will be for that will hand over Galvanic electricity pressure is converted to DC voltage, and the bridge rectifier includes four diodes and filter capacitor, and diode list is utilized To the good high frequency characteristics of characteristic and filter capacitor of conducting, 16V alternating voltage can be converted to the 18V arteries and veins of voltage stabilization Dynamic DC voltage.

Further, it is passed through between first input terminal 5 and second input terminal 6 by the conductive pin 13 110V alternating voltage is passed through between second input terminal 6 and the third input terminal 7 by the conductive pin 13 110V alternating voltage is passed through 16V by the conductive pin 13 between the 4th outlet terminal 8 and the 5th outlet terminal 9 110V alternating voltage is reduced to 16V alternating voltage, output to direct current by primary coil and secondary coil by alternating voltage, transformer Circuit board converts output to the voltage of transformer to realize by bridge rectifier.

Further, four diodes are bridge-type connection, carry out positive and negative full-wave rectification by diode, can be incited somebody to action 16V alternating voltage is converted to straight stable 18V pulsating dc voltage, has full-wave rectifying circuit current fluctuation amplitude lesser Advantage.

Further, the filter capacitor is connected in parallel in the load of the bridge rectifier, by by filter capacitor simultaneously The flutter component of voltage can be reduced in load while inhibit switch spike noise by being associated in, and filter capacitor is added in bridge rectifier Afterwards, the ripple component of output voltage reduces.

The working principle and the course of work of the utility model are as follows: a kind of transformer of included regulator rectifier circuit, whole Current circuit plate is packaged with bridge rectifier, and bridge rectifier is used to alternating voltage being converted to DC voltage, bridge rectifier Circuit includes four diodes and filter capacitor, and characteristic and the good high frequency of filter capacitor that diode unilateral conduction is utilized are special Property, wherein four diodes are bridge-type connection, input of four diode access 16V alternating voltages as bridge rectifier End, filter capacitor are connected in parallel in the load of the bridge rectifier, and rectification circuit plate is connected with 18V DC voltage by conducting wire Output end adds forward voltage, Dl, D3 conducting to D1, D3 when 16V alternating voltage is positive half cycle；Backward voltage is added to D2, D4, D2, D4 cut-off.Bridge rectifier input voltage, Dl, load, D3 power circuit are constituted in circuit, are formed in load just Negative half-wave is whole down washes voltage, when 16V alternating voltage is negative half period, adds forward voltage, D2, D4 conducting to D2, D4；To D1, D3 adds backward voltage, D1, D3 cut-off.Bridge rectifier power circuit forms the whole of just lower negative other half-wave in load Galvanic electricity pressure, diode carry out positive and negative full-wave rectification, 16V alternating voltage can be converted to straight stable 18V Rectified alternating current Pressure, has the advantages that full-wave rectifying circuit current fluctuation amplitude is lesser, the backward voltage that each diode is born in bridge circuit It is half of full-wave rectifying circuit equal to the maximum value of transformer-secondary voltage, by the way that filter capacitor is connected in parallel on the upper energy of load After enough reducing the flutter component of voltage while inhibiting switch spike noise, bridge rectifier that filter capacitor is added, output voltage Ripple component reduce, discharge time constant is bigger, capacitor electric discharge it is slower, output voltage waveforms are more straight.

It should be noted that herein, relational terms such as first and second and the like are used merely to a reality Body or operation are distinguished with another entity or operation, are deposited without necessarily requiring or implying between these entities or operation In any actual relationship or order or sequence.Moreover, the terms "include", "comprise" or its any other variant are intended to Non-exclusive inclusion, so that the process, method, article or equipment including a series of elements is not only wanted including those Element, but also including other elements that are not explicitly listed, or further include for this process, method, article or equipment Intrinsic element.In the absence of more restrictions, the element limited by sentence "including a ...", it is not excluded that There is also other identical elements in process, method, article or equipment including the element.

The embodiments of the present invention are described in detail above, but the content is only the preferable of the utility model Embodiment should not be considered as limiting the scope of the present invention.It is all to become according to equalization made by the scope of the utility model Change and improve etc., it shall still fall within the scope of this patent.

Claims (5)

1. a kind of transformer of included regulator rectifier circuit, it is characterised in that: including input terminal fixed frame (1) and outlet terminal Fixed frame (2), input terminal fixed frame (1) bottom are fixedly connected with input terminal fixed plate (3), and the outlet terminal is solid Determine frame (2) bottom to be fixedly connected with outlet terminal fixed plate (4), the input terminal fixed plate (3) is crimped with the first end of incoming cables Sub (5), the second input terminal (6) and third input terminal (7), the outlet terminal fixed plate (4) are crimped with the 4th leading-out terminal Sub (8) and the 5th outlet terminal (9), are provided between the input terminal fixed plate (3) and the outlet terminal fixed plate (4) Coil support plate (10), the coil support plate (10) are fixedly connected cored (11), iron core (11) the periphery winding setting Have winding coil (12), first input terminal (5), second input terminal (6), the third input terminal (7), institute The end for stating the 4th outlet terminal (8) and the 5th outlet terminal (9) is plugged with conductive pin (13), the conductive pin (13) It is provided through DC circuit plate (14), the DC circuit plate (14) is fixed by welding on the conductive pin (13), institute It states and is additionally provided with transformer case body (15) outside coil support plate (10), the transformer case body (15) and the direct current Road plate (14) is fixedly connected.

2. a kind of transformer of included regulator rectifier circuit according to claim 1, it is characterised in that: the DC circuit Plate (14) is packaged with bridge rectifier, and the bridge rectifier is used to alternating voltage being converted to DC voltage, the bridge Formula rectification circuit includes four diodes and filter capacitor.

3. a kind of transformer of included regulator rectifier circuit according to claim 1, it is characterised in that: first inlet wire Be passed through 110V alternating voltage by the conductive pin (13) between terminal (5) and second input terminal (6), described second into 110V alternating voltage is passed through by the conductive pin (13) between line terminals (6) and the third input terminal (7), the described 4th 16V alternating voltage is passed through by the conductive pin (13) between outlet terminal (8) and the 5th outlet terminal (9).

4. a kind of transformer of included regulator rectifier circuit according to claim 2, it is characterised in that: four two poles Pipe is that bridge-type connects.

5. a kind of transformer of included regulator rectifier circuit according to claim 2, it is characterised in that: the filter capacitor It is connected in parallel in the load of the bridge rectifier.