CN207069892U - One kind output filter and programming dc source - Google Patents

Abstract

The utility model provides a kind of output filter and programming dc source, it is related to power technique fields, the programming dc source includes cabinet, inverter, voltage transforming rectifier, output inductor and output filter, the output filter includes output row's component, first filter band, second filter band, at least one first magnet ring and at least one second magnet ring, output row's component is connected to the first filter band, second filter band is connected to side of the output row's component away from the first filter band, first filter band is electrically connected with output row's component, output row's component and the second filter band are electrically connected with, first magnet ring is sheathed on one end of output row's component, second magnet ring is sheathed on the other end of output row's component, and second filter band be arranged between the first magnet ring and the second magnet ring.Compared to prior art, a kind of output filter provided by the utility model, filter effect significantly improves, while structure is compacter.

Description

One kind output filter and programming dc source

Technical field

Power technique fields are the utility model is related to, in particular to one kind output filter and programming direct current Power supply.

Background technology

With the development of science and technology, output matter of the various high-end electrical equipments (such as etching machine, accelerator) to dc source Amount requires more and more higher, and wherein output ripple content is one of important indicator.

Investigate and find through inventor, the output filter of existing dc source combines single magnet ring using filter band more Combined filter form, it is present, and filter effect is poor, the big deficiency of output ripple, it is impossible to meet the needs of low ripple dc source.

In view of this, design and manufacture a kind of good wave filtering effect and can meet that filtering comprehensively and low ripple export demand Output filter is just particularly important.

Utility model content

The purpose of this utility model is to provide a kind of output filter, its good wave filtering effect and can meet comprehensive filter And the demand of low ripple output.

Another object of the present utility model is that providing one kind programs dc source, and it exports quality height, good wave filtering effect.

The utility model is realized using following technical scheme.

One kind output filter, including output row component, the first filter band, the second filter band, at least one first magnetic Ring and at least one second magnet ring, output row's component are connected to the first filter band, and the second filter band is connected to output row's component Side away from the first filter band, the first filter band are electrically connected with output row's component, output row's component and the second filter band electricity Property connection, the first magnet ring is sheathed on one end of output row's component, and the second magnet ring is sheathed on the other end of output row's component, and second Filter band is arranged between the first magnet ring and the second magnet ring.

Further, there is output row component the first face being oppositely arranged and the second face, the first filter band to be connected to first Face, the second filter band is connected to the second face, and the first filter band is parallel with the second filter band and is oppositely arranged.

Further, output row component include be oppositely arranged first output row with second output arrange, first output row with Second output row sequentially passes through the first magnet ring and the second magnet ring and stretches out the second magnet ring.

Further, the first output row has the first output end close to one end of the second magnet ring, and the first output end is in bending Shape simultaneously stretches out the second magnet ring, for abutting the second magnet ring.

Further, the second output row has the second output end close to one end of the second magnet ring, and the second output end is in bending Shape simultaneously stretches out the second magnet ring, for abutting the second magnet ring.

Further, the first output row includes multiple first copper bars, and multiple first copper bars are bonded to form the first output row；The Two output rows include multiple second copper bars, and multiple second copper bars are bonded to form the second output row.

Further, output row component also includes insulation board, and insulation board is arranged on the first output row and the second output row's Between, arranged with the output of isolation first row and the second output.

Further, output filter also includes multiple first filter capacitors and multiple second filter capacitors, Duo Ge One filter capacitor is arranged on the first filter band of output row both sides；Multiple second filter capacitors are in paster shape and are arranged on second On filter band.

Further, output filter also includes radiating subassembly, and radiating subassembly includes heat conductive insulating pad and radiating base Plate, heat-radiating substrate are arranged on the bottom of the first filter band, and heat conductive insulating pad is arranged between heat-radiating substrate and the first filter band, use In isolation heat-radiating substrate and the first filter band.

One kind programming dc source, including cabinet, inverter, voltage transforming rectifier, output inductor and output Filter, the output filter include output row component, the first filter band, the second filter band, at least one first magnet ring And at least one second magnet ring, output row's component are connected to the first filter band, it is remote that the second filter band is connected to output row's component From the side of the first filter band, the first filter band is electrically connected with output row's component, and output row's component and the second filter band are electrical Connection, the first magnet ring are sheathed on one end of output row's component, and the second magnet ring is sheathed on the other end of output row's component, and the second filter Ripple plate is arranged between the first magnet ring and the second magnet ring.Inverter, voltage transforming rectifier and output inductor are accommodating In cabinet, inverter is connected with voltage transforming rectifier, and voltage transforming rectifier is connected with output inductor, exports filtered electrical Sense is connected with output row's component close to one end of the first magnet ring.

The utility model has the advantages that：

A kind of output filter provided by the utility model, output row's component is connected to the first filter band, simultaneously will Second filter band is connected to side of the output row's component away from the first filter band, and the first filter band electrically connects with output row's component Connect.Output row's component and the second filter band are electrically connected with, and the first magnet ring is sheathed on one end of output row's component, and the second magnet ring is arranged In the other end of output row's component, and the second filter band is arranged between the first magnet ring and the second magnet ring.Employ above-mentioned filter Wave structure so that the output signal of dc source exports through passing through the first magnet ring, the second filter band and the second magnet ring successively, makes It is more preferable to obtain filter effect, while is filtered using centralization, further increases filter quality, reduces output Wen Bo, completely Foot demand of the dc source to low ripple.Compared to prior art, a kind of output filter provided by the utility model, filter Ripple significant effect improves, while structure is compacter.

Brief description of the drawings

, below will be to required use in embodiment in order to illustrate more clearly of the technical scheme of the utility model embodiment Accompanying drawing be briefly described, it will be appreciated that the following drawings illustrate only some embodiments of the present utility model, therefore should not be by Regard the restriction to scope as, for those of ordinary skill in the art, on the premise of not paying creative work, may be used also To obtain other related accompanying drawings according to these accompanying drawings.

Fig. 1 is the structural representation for the output filter that the utility model first embodiment provides；

Fig. 2 is the partial enlarged drawing of II in Fig. 1；

Fig. 3 is the structural representation for the output filter that the utility model second embodiment provides；

Fig. 4 is the structural representation for the programming dc source that the utility model 3rd embodiment provides.

Icon：100- exports filter；110- output row's components；The output rows of 111- first；The output rows of 113- second； 115- insulation boards；The output ends of 117- first；The output ends of 119- second；The filter bands of 130- first；The filter bands of 150- second；170a- First magnet ring；The magnet rings of 170b- second；The filter capacitors of 180- first；190- radiating subassemblies；191- heat conductive insulating pads；193- radiates Substrate；200- programs dc source；210- inverters；230- voltage transforming rectifiers；250- output inductors.

Embodiment

It is new below in conjunction with this practicality to make the purpose, technical scheme and advantage of the utility model embodiment clearer Accompanying drawing in type embodiment, the technical scheme in the embodiment of the utility model is clearly and completely described, it is clear that is retouched The embodiment stated is the utility model part of the embodiment, rather than whole embodiments.Generally here described in accompanying drawing and The component of the utility model embodiment shown can be configured to arrange and design with a variety of.

Therefore, the detailed description of the embodiment of the present utility model to providing in the accompanying drawings is not intended to limit requirement below The scope of the utility model of protection, but it is merely representative of selected embodiment of the present utility model.Based in the utility model Embodiment, the every other embodiment that those of ordinary skill in the art are obtained under the premise of creative work is not made, all Belong to the scope of the utility model protection.

It should be noted that：Similar label and letter represents similar terms in following accompanying drawing, therefore, once a certain Xiang Yi It is defined, then it further need not be defined and explained in subsequent accompanying drawing in individual accompanying drawing.

, it is necessary to explanation in description of the present utility model, term " on ", " interior ", the orientation or position of the instruction such as " outer " Put relation be based on orientation shown in the drawings or position relationship, or the utility model product using when the orientation usually put Or position relationship, be for only for ease of description the utility model and simplify and describe, rather than instruction or imply signified device or Element must have specific orientation, with specific azimuth configuration and operation, therefore it is not intended that to limit of the present utility model System.In addition, term " first ", " second " etc. are only used for distinguishing description, and it is not intended that instruction or hint relative importance.

In description of the present utility model, it is also necessary to which explanation, unless otherwise clearly defined and limited, term " are set Put ", " connected ", " installation ", " connection " should be interpreted broadly, for example, it may be fixedly connected or be detachably connected, Or it is integrally connected；Can be mechanical connection or electrical connection；Can be joined directly together, intermediary can also be passed through It is indirectly connected, can is the connection of two element internals.For the ordinary skill in the art, can be managed with concrete condition Solve concrete meaning of the above-mentioned term in the utility model.

Below in conjunction with the accompanying drawings, some embodiments of the present utility model are elaborated.In the case where not conflicting, under Feature in the embodiment stated can be mutually combined.

First embodiment

Reference picture 1, a kind of output filter 100 is present embodiments provided, including output row's component 110, first filters Plate 130, the second filter band 150, at least one first magnet ring 170a, at least one second magnet ring 170b, multiple first filtered electricals Hold 180 and multiple second filter capacitor (not shown), output row's component 110 is connected to the first filter band 130, the second filter band 150 are connected to side of the output row's component 110 away from the first filter band 130, the first filter band 130 and the electricity of output row component 110 Property connection.Output row's component 110 is electrically connected with the second filter band 150, and the first magnet ring 170a is sheathed on output row's component 110 One end, the second magnet ring 170b is sheathed on the other end of output row's component 110, and the second filter band 150 is arranged on the first magnet ring Between 170a and the second magnet ring 170b.Multiple first filter capacitors 180 are arranged on the first filter band 130 of output row both sides； Second filter capacitor is in paster shape and is arranged on the second filter band 150.

In the present embodiment, the first magnet ring 170a is identical with the second magnet ring 170b numbers and is one, the first magnet ring 170a is set in one end of output row's component 110, and the second magnet ring 170b is set in the other end of output row's component 110, the first magnetic Ring 170a is parallel with the second magnet ring 170b and is oppositely arranged.

It is worth noting that, herein the first magnet ring 170a and the second magnet ring 170b can also be it is multiple, such as two or Three, and the first magnet ring 170a number can also be different from the second magnet ring 170b number, can select according to the actual requirements The the first magnet ring 170a and the second magnet ring 170b of different numbers, and the second magnet ring 170b is arranged at the outer of the second filter band 150 End face side.

In the present embodiment, output row component 110 has the first face and the second face being oppositely arranged, the first filter band 130 The first face is connected to, the second filter band 150 is connected to the second face, and the first filter band 130 and 150 parallel and phase of the second filter band To setting.

Referring to Fig. 2, output row's component 110 includes first the 111, second output of output row row 113 being oppositely arranged and absolutely Listrium 115, insulation board 115 be arranged on the first output row 111 and second output row 113 between, with isolation first output row 111 with Second output row 113, the first output row 111 and the second output row 113 sequentially pass through the first magnet ring 170a and the second magnet ring 170b simultaneously stretches out the second magnet ring 170b.

In the present embodiment, the first output row 111, the output 113 three's side-by-side parallels of row of insulation board 115 and second are set Form an output framework, and the bottom of the bottom side of the first output row 111, the bottom side of insulation board 115 and the second output row 113 Side is collectively forming the first face, and the top side of the first output row 111 is at the top side of, insulation board 115 and the second output row 113 Top side side is collectively forming the second face.That is, in the present embodiment, the bridging of the second filter band 150 is arranged on the first output row 111 top side while with the second output 113 top side of row on, and 113 electrically connect with the first output row 111 and the second output row respectively Connect.

In the present embodiment, the first output row 111 be arranged in parallel with the second output row 113.Certainly, the first output row 111 Position relationship between the second output row 113 is not restricted to be arranged in parallel, and the first output row 111 and the second output are arranged 113 can also be arranged in a mutually vertical manner as needed, or being obliquely installed at an angle, be not especially limited herein.

In the present embodiment, the first output row 111 has the first output end 117 close to the second magnet ring 170b one end, the One output end 117 is in bending-like and stretches out the second magnet ring 170b, for abutting the second magnet ring 170b.Second output row 113 is close Second magnet ring 170b one end has the second output end 119, and the second output end 119 is in bending-like and stretches out the second magnet ring 170b, For abutting the second magnet ring 170b.First output end 117 and the second output end 119 avoid in second magnet ring 170b is fastened on Because of the second magnet ring 170b loosening in vibration either transportation or come off.

In the present embodiment, the first output row 111 includes multiple first copper bars, and multiple first copper bars are bonded that to form first defeated Go out row 111.Second output row 113 includes multiple second copper bars, and multiple second copper bars are bonded to form the second output row 113.First The output row 113 of output row 111 and second uses copper bar, so that the output filter 100 is able to carry bigger output electricity Stream.

It is worth noting that, the first output row 111 is not restricted to copper bar herein, aluminium is arranged or nickel is arranged etc. can also be made Output row, is not especially limited herein made of other conductive materials.

In summary, a kind of output filter 100 is present embodiments provided, in the both ends difference of output row's component 110 The first magnet ring 170a and the second magnet ring 170b are arranged with, the first output row 111 is oppositely arranged with the second output row 113, and by the Two filter bands 150 be directly connected across arranging on 113 in the first output row 111 and the second output and respectively with the first output row 111 and the Two output rows 113 are electrically connected with, and certain effect of optimization is served to connection line while also improves filter effect.And by One filter band 130 and the second filter band 150, which be arranged in parallel and set up separately, is exporting the first face and the second face of filtering unit, using collection Chinese style is filtered, and further improves filter quality, reduces output ripple, meets need of the dc source to low ripple Ask.The first magnet ring 170a, the second filter band 150 and the second magnet ring 170b attachment structure are employed simultaneously so that filtering effect Fruit is more preferable, also make it that whole attachment structure is compacter, saves space.Compared to prior art, the present embodiment provide one Kind output filter 100, compact-sized, good wave filtering effect, while improve filter quality and reduce output ripple.

Second embodiment

Referring to Fig. 3, a kind of output filter 100, its basic structure and principle and caused skill are present embodiments provided Art effect is identical with first embodiment, and to briefly describe, the present embodiment part does not refer to part, refers to phase in first embodiment Answer content.

In the present embodiment, exporting filter 100 includes output row component 110, the filtering of the first filter band 130, second Plate 150, at least one first magnet ring 170a, at least one second magnet ring 170b, multiple first filter capacitors 180, multiple second Filter capacitor and radiating subassembly 190, output row's component 110 are connected to the first filter band 130, and the second filter band 150 is connected to Side of the output row's component 110 away from the first filter band 130, the first filter band 130 are electrically connected with output row's component 110.It is defeated Go out to arrange component 110 to be electrically connected with the second filter band 150, the first magnet ring 170a be sheathed on output row component 110 one end, second Magnet ring 170b is sheathed on the other end of output row's component 110, and the second filter band 150 is arranged on the first magnet ring 170a and the second magnetic Between ring 170b.Multiple first filter capacitors 180 are arranged on the first filter band 130 of output row both sides.Second filter capacitor In paster shape and it is arranged on the second filter band 150.Radiating subassembly 190 is arranged on the bottom of the first filter band 130, for One filter band 130 and multiple first filter capacitors 180 are radiated.

Radiating subassembly 190 includes heat conductive insulating pad 191 and heat-radiating substrate 193, and heat-radiating substrate 193 is arranged on the first filtering The bottom of plate 130, heat conductive insulating pad 191 are arranged between the filter band 130 of heat-radiating substrate 193 and first, for completely cutting off the base that radiates The filter band 130 of plate 193 and first.

In the present embodiment, heat-radiating substrate 193, which can also be bonded, is arranged on a liquid cooling base, rapid using liquid cooling base Take away the heat of the absorption of heat-radiating substrate 193.

A kind of output filter 100 that the present embodiment provides, the first filter band 130 is connected to by heat-radiating substrate 193 Bottom, while it is provided with heat conductive insulating pad 191 between the filter band 130 of heat-radiating substrate 193 and first so that the first filter band Heat caused by the first filter capacitor 180 on 130 is transferred to heat-radiating substrate 193 through heat conductive insulating pad 191.Compared to existing skill Art, a kind of output filter 100 that the present embodiment provides, with good radiating effect while boostfiltering effect.

3rd embodiment

Referring to Fig. 4, the present embodiment provides a kind of programming dc source 200, including cabinet, inverter 210, Transformer Rectifier Device 230, output inductor 250 and output filter 100, inverter 210, the output filter of voltage transforming rectifier 230 Ripple inductance 250 and output filter 100 are contained in cabinet.And inverter 210 and the one of voltage transforming rectifier 230 Side is connected, and output inductor 250 is connected with the opposite side of voltage transforming rectifier 230, and output filter 100 filters with output Inductance 250 connects.The wherein basic structure of the output filter 100 and principle and caused technique effect and first embodiment Identical, to briefly describe, the present embodiment part does not refer to part, refers to corresponding contents in first embodiment.

The output filter 100 includes output row component 110, the first filter band 130, the second filter band 150, at least one Individual first magnet ring 170a and at least one second magnet ring 170b, output row's component 110 are connected to the first filter band 130, and second Filter band 150 is connected to side of the output row's component 110 away from the first filter band 130, the first filter band 130 and output row's component 110 are electrically connected with, and output row's component 110 is electrically connected with the second filter band 150, and the first magnet ring 170a is sheathed on output row's component 110 one end, the second magnet ring 170b is sheathed on the other end of output row's component 110, and the second filter band 150 is arranged on the first magnetic Between ring 170a and the second magnet ring 170b.Output inductor 250 is with output row's component 110 close to the first magnet ring 170a one end Connection, to transmit output signal to output row's component 110.

In the present embodiment, cabinet is stretched out in the one end of output row component 110 away from voltage transforming rectifier 230, for connecting External devices.

A kind of programming dc source 200 that the present embodiment provides, by inverter 210, voltage transforming rectifier 230, output Filter inductance 250 and output filter 100 are contained in cabinet, and the row's of output component 110 is connected to the first filter band 130, the second filter band 150 is connected to output row side of the component 110 away from the first filter band 130, the first filter band 130 with it is defeated Go out to arrange component 110 to be electrically connected with, output row's component 110 is electrically connected with the second filter band 150, and the first magnet ring 170a is sheathed on defeated Go out to arrange one end of component 110, the second magnet ring 170b is sheathed on the other end of output row's component 110, and the second filter band 150 is arranged on Between first magnet ring 170a and the second magnet ring 170b.Compared to prior art, one kind that the present embodiment provides programs dc source 200, it is good to the filter effect of output signal while compact-sized, effectively reduce the body of whole programming dc source 200 Product.

Preferred embodiment of the present utility model is the foregoing is only, is not limited to the utility model, for this For the technical staff in field, the utility model can have various modifications and variations.It is all in the spirit and principles of the utility model Within, any modification, equivalent substitution and improvements made etc., it should be included within the scope of protection of the utility model.

Claims (10)

1. one kind output filter, it is characterised in that including output row component, the first filter band, the second filter band, at least one Individual first magnet ring and at least one second magnet ring, the output row component are connected to first filter band, second filter Ripple plate is connected to the side of the output row's component away from first filter band, first filter band and output row's group Part is electrically connected with, and output row's component is electrically connected with second filter band, and first magnet ring is sheathed on the output One end of component is arranged, second magnet ring is sheathed on the other end of the output row component, and second filter band is arranged on Between first magnet ring and second magnet ring.

2. output filter according to claim 1, it is characterised in that the output row component has what is be oppositely arranged First face and the second face, first filter band are connected to first face, and second filter band is connected to second face, And first filter band is parallel with second filter band and is oppositely arranged.

3. output filter according to claim 1 or 2, it is characterised in that the output row component includes relative set The first output row and the second output put are arranged, and the first output row sequentially passes through first magnetic with the described second output row Ring and second magnet ring simultaneously stretch out second magnet ring.

4. output filter according to claim 3, it is characterised in that the first output row is close to second magnetic One end of ring has the first output end, and first output end is in bending-like and stretches out second magnet ring, described for abutting Second magnet ring.

5. output filter according to claim 4, it is characterised in that the second output row is close to second magnetic One end of ring has the second output end, and second output end is in bending-like and stretches out second magnet ring, described for abutting Second magnet ring.

6. output filter according to claim 5, it is characterised in that the first output row includes multiple first bronze medals Row, two neighboring first copper bar are bonded to each other；The second output row includes multiple second copper bars, and two neighboring described the Two copper bars are bonded to each other.

7. output filter according to claim 3, it is characterised in that the output row component also includes insulation board, The insulation board be arranged on it is described first output row and it is described second output row between, with completely cut off it is described first output row with it is described Second output row.

8. output filter according to claim 1, it is characterised in that the output filter also includes multiple the One filter capacitor and multiple second filter capacitors, multiple first filter capacitors are arranged on the institute of output row's component both sides State on the first filter band；Multiple second filter capacitors are in paster shape and are arranged on second filter band.

9. output filter according to claim 1, it is characterised in that the output filter also includes radiating group Part, the radiating subassembly include heat conductive insulating pad and heat-radiating substrate, and the heat-radiating substrate is arranged on first filter band Bottom, the heat conductive insulating pad are arranged between the heat-radiating substrate and first filter band, for completely cutting off the radiating base Plate and first filter band.

10. one kind programming dc source, it is characterised in that including cabinet, inverter, voltage transforming rectifier, output filtered electrical Sense and the output filter as described in claim any one of 1-9, the inverter, the voltage transforming rectifier and Output inductor is contained in the cabinet, and the inverter is connected with the voltage transforming rectifier, the change repoussage Stream device is connected with the output inductor, and the output inductor arranges component close to first magnet ring with the output One end connection.