CN102779690A - Small high-power magnetic latching relay - Google Patents
Small high-power magnetic latching relay Download PDFInfo
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- CN102779690A CN102779690A CN2012102501284A CN201210250128A CN102779690A CN 102779690 A CN102779690 A CN 102779690A CN 2012102501284 A CN2012102501284 A CN 2012102501284A CN 201210250128 A CN201210250128 A CN 201210250128A CN 102779690 A CN102779690 A CN 102779690A
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- latching relay
- magnetic latching
- small
- mount pad
- power magnetic
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Abstract
The invention discloses a small high-power magnetic latching relay, which comprises a magnetic circuit part, a contact part and a push piece, wherein the magnetic circuit part comprises a coil frame, a coil, a magnetic packet, an iron core and a yoke, and the magnetic packet comprises magnetic steel and an armature. The small high-power magnetic latching relay is characterized in that the coil frame comprises a hollow cylindrical shaft, a first mounting seat and a second mounting seat; the first mounting seat and the second mounting seat are horizontally arranged in parallel and are integrally connected with the end part of the cylindrical shaft; the magnetic packet is fixedly arranged on the push piece; the push piece is arranged on the first mounting seat and is in sliding fit with the first mounting seat; the contact part is arranged in the second mounting seat; and the push piece is connected with the contact part. The small high-power magnetic latching relay has the advantages that because the magnetic packet and the contact part are positioned at a same end of the coil frame, a relatively large space can be reserved for the coil on the coil frame so as to enlarge the coils, so that the load capacity of the magnetic latching relay is improved; and meanwhile, the whole relay is compact in structure and small in volume, so that the small high-power magnetic latching relay can be suitable for a printed circuit board with the requirements of high relay load power and small volume, and the application field of the magnetic latching relay is widened.
Description
Technical field
The present invention relates to a kind of relay, relate in particular to a kind of small-sized high-power magnetic latching relay.
Background technology
Along with the relay purposes more and more widely, its kind is also more and more, function and structure also have nothing in common with each other, wherein electromagnetic relay and magnetic latching relay are the types of relatively using always in the relay.And at present no matter which kind of relay; Generally speaking, the relay load is big more, the also corresponding increase of the volume of relay; But the relay of this heavy load; Because volume ratio is bigger, and can't be applied to require caused the application of relay to be restricted on relay power is big, volume the is little printed substrate.
Summary of the invention
Technical problem to be solved by this invention provides the small-sized high-power magnetic latching relay that a kind of load is big, volume is little.
The present invention solves the problems of the technologies described above the technical scheme that is adopted: a kind of small-sized high-power magnetic latching relay; Comprise magnetic circuit part, contact portion and pushing piece; Described magnetic circuit partly comprises bobbin, coil, disk pack, iron core and yoke; Described disk pack is made up of magnet steel and armature, and described bobbin comprises columnar shaft, first mount pad and second mount pad of hollow, and described first mount pad and the described second mount pad horizontal Tile setting and one are connected the end of described columnar shaft; Described disk pack is fixedly mounted on the described pushing piece; Described pushing piece is installed on described first mount pad and with described first mount pad and is slidingly matched, and described contact portion is installed in described second mount pad, and described pushing piece connects with described contact portion.
Described coil is on described columnar shaft; Described iron core passes the rear end of described columnar shaft and described yoke and fixes, and the front end of described yoke is the U-shaped end, and described U-shaped end opening is enclosed within outside the described disk pack down; Described armature is two; Two described armature are vertically set on the both sides of described magnet steel, U type of the common formation of described armature and described magnet steel, and the end of described iron core is between two described armature; Described pushing piece is provided with the disk pack installing hole, and the end of described armature and described magnet steel merge back and described disk pack installing hole interference fit.
Two corners that cooperate with described disk pack installing hole on the described armature are rounding, make armature and disk pack installing hole form the space that some glue is used, thereby make disk pack firm with connecting of pushing piece.
Described small-sized high-power magnetic latching relay also comprises case and base plate, and described base plate is arranged on the below of described bobbin, and the lower surface of described bobbin has been wholely set a plurality of support columns.
The height of described support column is 0.6～1.0mm.
Described contact portion comprises moving contact group and the quiet group that contacts; Described quiet contact group comprises static contact and fixed contact; Described static contact is plugged in described second mount pad and is perpendicular with described base plate, and described moving contact group comprises movable contact spring, moving contact and moving spring leading foot, and the front end of described movable contact spring is plugged on the described pushing piece; Rivet with the rear end of described yoke mutually the rear end of described movable contact spring, and described moving spring leading foot is riveted on the described yoke.
Contact gap is 0.4～0.6mm and 1.8～2.0mm, makes relay actually load on the concrete gap width of selection in this scope according to it, produces the contact arcing and the ablation contact when avoiding load current excessive.
The upper and lower inner face of described second mount pad is respectively arranged with the slot of the described static contact that is used to peg graft.
Described coil is with insulating case outward, and described insulating case is positioned at the below of described yoke, has promoted the dielectric withstanding voltage between contact and coil, and it is withstand voltage to reach 4000VAC/50Hz.
The upper and lower end face of described second mount pad is respectively arranged with louvre.
Be respectively arranged with chute on the upper and lower end face of described first mount pad; Described pushing piece is provided with joint pin; Described joint pin is arranged in described chute and is slidingly matched with described chute, and described upper and lower end face is provided with the mounting groove that described pushing piece is installed of being convenient to that is connected with described chute.
Compared with prior art, advantage of the present invention is that the coil that can be on the bobbin is reserved more space because disk pack and contact portion are positioned at the same end of bobbin; With the increase coil, thus the load capacity of lifting magnetic latching relay, and its load can reach 80A/277VAC; The structure of whole magnetic latching relay is compact simultaneously; Volume is little, makes it enlarge the application of magnetic latching relay applicable to requiring on relay bearing power is big, volume the is little printed substrate; And because the lower surface of bobbin has been wholely set a plurality of support columns, make to form a circulation of air layer between bobbin and the base plate, promoted the heat dispersion of relay greatly, prolonged the useful life of relay; In addition, because moving spring leading foot is riveted on the yoke, promptly moving spring leading foot and yoke split are provided with, and have saved material.
Description of drawings
Fig. 1 removes the assembling sketch map behind the case for the present invention;
Fig. 2 is the cutaway view of Fig. 1;
Fig. 3 is the decomposing schematic representation of Fig. 1;
Fig. 4 is the polycrystalline substance sketch map of bobbin of the present invention.
Embodiment
Embodiment describes in further detail the present invention below in conjunction with accompanying drawing.
As shown in the figure, a kind of small-sized high-power magnetic latching relay comprises magnetic circuit part, contact portion, pushing piece 1, insulating case 2, case (not shown) and base plate 7; Magnetic circuit partly comprises bobbin 3, coil 34, disk pack, unshakable in one's determination 4 and yoke 5, and bobbin 3 comprises columnar shaft 31, first mount pad 32 and second mount pad, 33, the first mount pads 32 and the 33 horizontal Tile settings of second mount pad of hollow and the end that one is connected columnar shaft 31; Coil 34 is on columnar shaft 31, and insulating case 2 is enclosed within outside the coil 34 and is positioned at the below of yoke 5, and unshakable in one's determination 4 pass columnar shaft 31 fixes with the rear end of yoke 5; The front end of yoke 5 is a U-shaped end 51, and U-shaped end 51 openings are enclosed within outside the disk pack down, and disk pack is made up of magnet steel 6 and the armature 61 that is vertically set on magnet steel 6 both sides; U type of armature 61 and magnet steel 6 common formation, unshakable in one's determination 4 end is between two armature 61, and pushing piece 1 is provided with disk pack installing hole 11; After the end of armature 61 and magnet steel 6 merges respectively with disk pack installing hole 11 interference fit, two corners that cooperate with disk pack installing hole 11 on the armature 61 are rounding, are respectively arranged with chute 321 on the upper and lower end face of first mount pad 32; Pushing piece 1 is provided with joint pin 12; Joint pin 12 is arranged in chute 321 and is slidingly matched with chute 321, and upper and lower end face is provided with the mounting groove 322 that pushing piece 1 is installed of being convenient to that is connected with chute 321, and contact portion comprises moving contact group and the quiet group that contacts; Quiet contact group comprises static contact 91 and fixed contact 92; The upper and lower inner face of second mount pad 33 is respectively arranged with slot 332, and static contact 91 is plugged in the slot 332 and is perpendicular with base plate 7, and moving contact group comprises movable contact spring 81, moving contact 82 and moving spring leading foot 83; Under non operating state; Gap between moving contact 82 and the fixed contact 92 is 2.0mm, and the front end of movable contact spring 81 is plugged on the pushing piece 1, and rivet with the rear end of yoke 5 mutually the rear end of movable contact spring 81; Moving spring leading foot 83 is riveted on the yoke 5; The upper and lower end face of second mount pad 33 is respectively arranged with louvre 331, and base plate 7 is arranged on the below of bobbin 3, and the lower surface of bobbin 3 has been wholely set a plurality of support columns 35.
In the foregoing description, contact gap can be selected in the scope of 0.4～0.6mm and 1.8～2.0mm according to the relay actual loading, and the height of support column 35 can be selected in the scope of 0.6～1.0mm according to actual needs.
Claims (10)
1. small-sized high-power magnetic latching relay; Comprise magnetic circuit part, contact portion and pushing piece; Described magnetic circuit partly comprises bobbin, coil, disk pack, iron core and yoke; Described disk pack is made up of magnet steel and armature, it is characterized in that described bobbin comprises columnar shaft, first mount pad and second mount pad of hollow, and described first mount pad and the described second mount pad horizontal Tile setting and one are connected the end of described columnar shaft; Described disk pack is fixedly mounted on the described pushing piece; Described pushing piece is installed on described first mount pad and with described first mount pad and is slidingly matched, and described contact portion is installed in described second mount pad, and described pushing piece connects with described contact portion.
2. a kind of small-sized high-power magnetic latching relay as claimed in claim 1; It is characterized in that described coil is on described columnar shaft; Described iron core passes the rear end of described columnar shaft and described yoke and fixes, and the front end of described yoke is the U-shaped end, and described U-shaped end opening is enclosed within outside the described disk pack down; Described armature is two; Two described armature are vertically set on the both sides of described magnet steel, U type of the common formation of described armature and described magnet steel, and the end of described iron core is between two described armature; Described pushing piece is provided with the disk pack installing hole, and the end of described armature and described magnet steel merge back and described disk pack installing hole interference fit.
3. a kind of small-sized high-power magnetic latching relay as claimed in claim 2 is characterized in that two corners that cooperate with described disk pack installing hole on the described armature are rounding.
4. a kind of small-sized high-power magnetic latching relay as claimed in claim 1 is characterized in that also comprising case and base plate, and described base plate is arranged on the below of described bobbin, and the lower surface of described bobbin has been wholely set a plurality of support columns.
5. a kind of small-sized high-power magnetic latching relay as claimed in claim 4; It is characterized in that described contact portion comprises moving contact group and the quiet group that contacts; Described quiet contact group comprises static contact and fixed contact; Described static contact is plugged in described second mount pad and is perpendicular with described base plate, and described moving contact group comprises movable contact spring, moving contact and moving spring leading foot, and the front end of described movable contact spring is plugged on the described pushing piece; Rivet with the rear end of described yoke mutually the rear end of described movable contact spring, and described moving spring leading foot is riveted on the described yoke.
6. a kind of small-sized high-power magnetic latching relay as claimed in claim 5 is characterized in that contact gap is 0.4～0.6mm and 1.8～2.0mm.
7. a kind of small-sized high-power magnetic latching relay as claimed in claim 5, the upper and lower inner face that it is characterized in that described second mount pad are respectively arranged with the slot of the described static contact that is used to peg graft.
8. a kind of small-sized high-power magnetic latching relay as claimed in claim 1 is characterized in that described coil is with insulating case outward, and described insulating case is positioned at the below of described yoke.
9. a kind of small-sized high-power magnetic latching relay as claimed in claim 1 is characterized in that the upper and lower end face of described second mount pad is respectively arranged with louvre.
10. a kind of small-sized high-power magnetic latching relay as claimed in claim 1; It is characterized in that being respectively arranged with chute on the upper and lower end face of described first mount pad; Described pushing piece is provided with joint pin; Described joint pin is arranged in described chute and is slidingly matched with described chute, and described upper and lower end face is provided with the mounting groove that described pushing piece is installed of being convenient to that is connected with described chute.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210250128.4A CN102779690B (en) | 2012-07-19 | 2012-07-19 | Small high-power magnetic latching relay |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210250128.4A CN102779690B (en) | 2012-07-19 | 2012-07-19 | Small high-power magnetic latching relay |
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| Publication Number | Publication Date |
|---|---|
| CN102779690A true CN102779690A (en) | 2012-11-14 |
| CN102779690B CN102779690B (en) | 2015-04-01 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210250128.4A Active CN102779690B (en) | 2012-07-19 | 2012-07-19 | Small high-power magnetic latching relay |
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| CN (1) | CN102779690B (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103413730A (en) * | 2013-06-13 | 2013-11-27 | 厦门宏发汽车电子有限公司 | Magnetic latching relay with clapping type armature structure |
| CN104465224A (en) * | 2014-11-20 | 2015-03-25 | 宁波市鄞州永林电子电器有限公司 | Electromagnetic relay for automobile |
| CN108172471A (en) * | 2018-01-22 | 2018-06-15 | 厦门宏发汽车电子有限公司 | A kind of high load AUTOMOTIVE RELAY with magnet steel arc extinguishing |
| CN108987153A (en) * | 2017-06-05 | 2018-12-11 | 绍兴联控光电有限公司 | A kind of intelligent control switch |
| CN109285729A (en) * | 2018-11-20 | 2019-01-29 | 任东园 | A kind of magnetic latching relay |
| CN110581043A (en) * | 2019-09-06 | 2019-12-17 | 陕西群力电工有限责任公司 | Sealed strip output radio frequency relay |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4539543A (en) * | 1983-07-28 | 1985-09-03 | Takamisawa Electric Co., Ltd. | Core structure for an electromagnetic relay |
| CN1256500A (en) * | 1998-12-07 | 2000-06-14 | 松下电工株式会社 | Electromagnetic relay |
| CN1400618A (en) * | 2002-07-04 | 2003-03-05 | 厦门宏发电声有限公司 | Miniature electromagnetic relay |
| CN202712079U (en) * | 2012-07-19 | 2013-01-30 | 宁波福特继电器有限公司 | Small high-power magnetic latching relay |
-
2012
- 2012-07-19 CN CN201210250128.4A patent/CN102779690B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4539543A (en) * | 1983-07-28 | 1985-09-03 | Takamisawa Electric Co., Ltd. | Core structure for an electromagnetic relay |
| CN1256500A (en) * | 1998-12-07 | 2000-06-14 | 松下电工株式会社 | Electromagnetic relay |
| CN1400618A (en) * | 2002-07-04 | 2003-03-05 | 厦门宏发电声有限公司 | Miniature electromagnetic relay |
| CN202712079U (en) * | 2012-07-19 | 2013-01-30 | 宁波福特继电器有限公司 | Small high-power magnetic latching relay |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103413730A (en) * | 2013-06-13 | 2013-11-27 | 厦门宏发汽车电子有限公司 | Magnetic latching relay with clapping type armature structure |
| CN103413730B (en) * | 2013-06-13 | 2016-01-27 | 厦门宏发汽车电子有限公司 | A kind of magnetic latching relay of clapper-type armature structure |
| CN104465224A (en) * | 2014-11-20 | 2015-03-25 | 宁波市鄞州永林电子电器有限公司 | Electromagnetic relay for automobile |
| CN104465224B (en) * | 2014-11-20 | 2015-12-09 | 宁波市鄞州永林电子电器有限公司 | A kind of automobile electrical magnetic relay |
| CN108987153A (en) * | 2017-06-05 | 2018-12-11 | 绍兴联控光电有限公司 | A kind of intelligent control switch |
| CN108172471A (en) * | 2018-01-22 | 2018-06-15 | 厦门宏发汽车电子有限公司 | A kind of high load AUTOMOTIVE RELAY with magnet steel arc extinguishing |
| CN109285729A (en) * | 2018-11-20 | 2019-01-29 | 任东园 | A kind of magnetic latching relay |
| CN110581043A (en) * | 2019-09-06 | 2019-12-17 | 陕西群力电工有限责任公司 | Sealed strip output radio frequency relay |
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| Publication number | Publication date |
|---|---|
| CN102779690B (en) | 2015-04-01 |
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