CN2638225Y - Small high-power relay - Google Patents
Small high-power relay Download PDFInfo
- Publication number
- CN2638225Y CN2638225Y CN 03209705 CN03209705U CN2638225Y CN 2638225 Y CN2638225 Y CN 2638225Y CN 03209705 CN03209705 CN 03209705 CN 03209705 U CN03209705 U CN 03209705U CN 2638225 Y CN2638225 Y CN 2638225Y
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- China
- Prior art keywords
- jack
- power relay
- small high
- armature
- static contact
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Abstract
The utility model discloses a small high-power relay, which comprises a contact system, a magnetic circuit system, a base and an enclosure; the contact system comprises a movable wafer, a first fixed wafer and a second fixed wafer; the base is provided with a cavity which is opened in one way; the magnetic circuit system is arranged in the cavity; a movable wafer jack, a first fixed wafer jack and a second fixed wafer jack are arranged on the base; the center of the movable wafer jack and the first fixed wafer and the second fixed wafer jacks are distributed with forming a isosceles triangle; the contact system and the magnetic circuit system are connected with each other through a pushing block. The utility model is characterized in that the movable wafer jack extends laterally to form a long slotted hole; a first convex rib and a second convex rib are arranged in parallel between the first fixed wafer jack and the second fixed wafer jack to form a clearance and the width of the clearance is larger than the depth of the clearance. The utility model has the advantages that the same base can be used when the contact form is changed, and the creepage distance between the contacts is effectively increased, which can be reached in an excess of 8mm.
Description
Technical field
The utility model relates to a kind of relay, especially relates to a kind of small high-power relay.
Background technology
Existing small high-power relay is because its volume is less, load is big, fields such as household electrical appliance, automated system, electronic equipment, instrument and meter have been widely used in, because this kind relay is to be set directly on the printed substrate, therefore require its volume as far as possible little, but also require the dielectric withstanding voltage between coil and contact high as far as possible simultaneously, the creepage distance between the contact is big as far as possible.For this reason, people adopt the whole bag of tricks to improve the performance of this kind relay, make the above-mentioned instructions for use of its As soon as possible Promising Policy, the 01230087.X number Chinese utility model patent of authorizing as on July 24th, 2002 bulletin discloses a kind of small-sized high-power electromagnetic relay of the Very Low Clearance with divider wall, it comprises contact system, magnetic circuit system, base and case, magnetic circuit system is arranged in the cavity of a unidirectional opening on the base, magnetic circuit system links to each other with movable contact spring in the contact system by a pushing block, by the divider wall of a projection is set on base, the divider wall place that corresponds to pedestal lobe inside the shell is provided with protruding divider wall, two protruding divider walls stagger mutually to being plugged together, and increase creepage distance between the contact with this.But this relay except that changing the movable contact group, also must be changed base when changing the contact form.
Summary of the invention
Technical problem to be solved in the utility model is to provide a kind of small high-power relay at above-mentioned prior art present situation, when changing the contact form, can use same base, and can effectively improve the creepage distance between the contact.
The utility model solves the problems of the technologies described above the technical scheme that is adopted: it comprises contact system, magnetic circuit system, base and case, described magnetic circuit system comprises the bobbin that is wound with coil, yoke, iron core and armature, described contact system comprises movable contact spring, first static contact and second static contact, described base is provided with the cavity of unidirectional opening, described magnetic circuit system is arranged in the described cavity, described base is provided with the movable contact spring jack, the first static contact jack and the second static contact jack, described movable contact spring jack, the described first static contact jack becomes isosceles triangle to distribute with the described second static contact jack, described contact system and described magnetic circuit system interconnect by pushing block, and described movable contact spring jack extends laterally into long slot bore.
Described movable contact spring jack can extend to a side, also can extend to both sides.
Be provided with spacer assembly between described first static contact jack and the described second static contact jack.
Described spacer assembly is two first convex tendons that be arranged in parallel and second convex tendon, has the gap between described first convex tendon and described second convex tendon, and the width in described gap is greater than the degree of depth in described gap.
Described yoke is U-shaped yoke-integral member unshakable in one's determination that one is connected with described iron core.
The upper surface of described yoke-integral member unshakable in one's determination is provided with projection, and described cavity is provided with draw-in groove, and described projection embeds in the described draw-in groove.
Described armature is arranged on the described bobbin, and the one side of described armature is relative with the both ends of the surface of described yoke-integral member unshakable in one's determination, and the another side of described armature amplexiforms flexible reed, and described elastic spring is fixed on the described bobbin.
The L-shaped bending of described elastic spring, described bobbin is provided with holddown groove, and the horizontal component of described elastic spring bottom inserts and is fixed in the described holddown groove, and the top of described elastic spring is provided with the tongue piece that amplexiforms with described armature.
The upper end of described armature is provided with contiguous block, and an end of described pushing block is provided with link slot, described contiguous block and described link slot secure fit.
The other end of described pushing block is provided with spur, and the top of described movable contact spring is provided with circular hole, and described spur is inserted in the described circular hole.
The lower end of described armature is provided with breach.
Compared with prior art, advantage of the present utility model is that the movable contact spring jack is arranged to the long slot bore that extends or extend to both sides to a side, when changing the contact form, only need are changed the movable contact group and need not be changed base, just can make the distance between movable contact group and the stationary contact group big as far as possible; And between the first static contact jack and the second static contact jack, be arranged in parallel first convex tendon and second convex tendon, in order to produce the gap, and the width in gap is greater than the degree of depth in gap, can utilize the confined space to increase creepage distance between the contact as far as possible, can reach more than the 8mm; Upper surface in yoke-integral member unshakable in one's determination is provided with projection, and draw-in groove is set on cavity, and projection is embedded in the draw-in groove, helps magnetic circuit system is fixed on the base better.
Description of drawings
Fig. 1 is a structural representation of the present utility model;
Fig. 2 removes stereogram behind the case for the utility model;
Fig. 3 is the stereogram of Fig. 2 different visual angles;
Fig. 4 is the stereogram of the utility model magnetic circuit system;
Fig. 5 is the stereogram of the utility model yoke-integral member unshakable in one's determination;
Fig. 6 is the stereogram of the utility model bobbin;
Fig. 7 is the stereogram of the utility model armature;
Fig. 8 is the stereogram of the utility model elastic spring;
Fig. 9 is the stereogram of the utility model impeller;
Figure 10 is the stereogram of the utility model base;
Figure 11 is the stereogram of Figure 10 different visual angles;
Figure 12 is the stereogram of the utility model case.
Embodiment
Embodiment describes in further detail the utility model below in conjunction with accompanying drawing.
Embodiment is 1.: as shown in the figure, a kind of small high-power relay, be the transfer contact type, comprise contact system 1, magnetic circuit system 2, base 3 and case 4, magnetic circuit system 2 comprises the bobbin 22 that is wound with coil 21, U-shaped yoke-integral member 23 unshakable in one's determination and armature 24 that one connects, contact system 1 comprises movable contact spring 11, first static contact 12 and second static contact 13, base 3 is provided with the cavity 34 of unidirectional opening, magnetic circuit system 2 is arranged in the cavity 34, base 3 is provided with movable contact spring jack 31, the first static contact jack 32 and the second static contact jack 33, movable contact spring jack 31 is the long slot bore that extends to one or both sides, the movable palping foot of movable contact spring 11 inserts the center of movable contact spring jack 31, the center of movable contact spring jack 31 and the first static contact jack 32 and the second static contact jack 33 constitute isosceles triangle and distribute, the static palping foot of first static contact 12 inserts in the first static contact jack 32, the static palping foot of second static contact 13 inserts in the second static contact jack 33, contact system 1 and magnetic circuit system 2 interconnect by pushing block 5, be provided with first convex tendon 35 and second convex tendon 36 between the first static contact jack 32 and the second static contact jack 33, its objective is and between first convex tendon 35 and second convex tendon 36, produce a gap, thereby make two distances between the contact become fold line distance rather than air line distance, increased the creepage distance between the contact thus, it should be noted that, must make the degree of depth of the width in gap greater than the gap, otherwise can between the gap, produce arcing, and make the gap lose effect; This kind gap can realize that also this moment, the width of groove should be greater than the degree of depth of groove by on the base between the first static contact jack 32 and the second static contact jack 33 groove being set.The upper surface of yoke-integral member 23 unshakable in one's determination is provided with projection 25, cavity 34 is provided with draw-in groove 37, projection 25 embeds in the draw-in groove 37, armature 24 is arranged on the bobbin 22, the one side of armature 24 is relative with the both ends of the surface of yoke-integral member 23 unshakable in one's determination, the another side of armature 24 amplexiforms flexible reed 26, elastic spring 26 L-shaped bendings, bobbin 22 is provided with holddown groove 221, the horizontal component of elastic spring 26 bottoms inserts and is fixed in the holddown groove 221, the top of elastic spring 26 is provided with the tongue piece 261 that amplexiforms with armature 24, the upper end of armature 24 is provided with contiguous block 241, one end of pushing block 5 is provided with link slot 51, contiguous block 241 and link slot 51 secure fit, the other end of pushing block 5 is provided with spur 52, and the top of movable contact spring 11 is provided with circular hole 111, spur 52 is inserted in the circular hole 111, and the lower end of armature 24 is provided with breach 242.
Embodiment is 2.: a kind of small high-power relay, be normally-closed contact type (figure does not show), most of structures are 1. identical with embodiment, but there is not second static contact 13, the movable palping foot of movable contact spring 11 is inserted in an end of movable contact spring jack 31, makes the distance between the movable contact spring 11 and first static contact 12 big as far as possible.
Embodiment is 3.: a kind of small high-power relay, be normally opened contact type (figure does not show), most of structures are 1. identical with embodiment, but there is not first static contact 12, the movable palping foot of movable contact spring 11 is inserted in the other end of movable contact spring jack 31, makes the distance between the movable contact spring 11 and second static contact 13 big as far as possible.
Claims (10)
1, a kind of small high-power relay, comprise contact system, magnetic circuit system, base and case, described magnetic circuit system comprises the bobbin that is wound with coil, yoke, iron core and armature, described contact system comprises movable contact spring, first static contact and second static contact, described base is provided with the cavity of unidirectional opening, described magnetic circuit system is arranged in the described cavity, described base is provided with the movable contact spring jack, the first static contact jack and the second static contact jack, the center of described movable contact spring jack, the described first static contact jack becomes isosceles triangle to distribute with the described second static contact jack, described contact system and described magnetic circuit system interconnect by pushing block, it is characterized in that described movable contact spring jack extends laterally into long slot bore.
2, a kind of small high-power relay as claimed in claim 1 is characterized in that described movable contact spring jack extends to a side.
3, a kind of small high-power relay as claimed in claim 1 is characterized in that described movable contact spring jack extends to both sides.
4, a kind of small high-power relay as claimed in claim 1 is characterized in that being provided with spacer assembly between described first static contact jack and the described second static contact jack.
5, a kind of small high-power relay as claimed in claim 4, it is characterized in that described spacer assembly is two first convex tendons that be arranged in parallel and second convex tendon, have the gap between described first convex tendon and described second convex tendon, the width in described gap is greater than the degree of depth in described gap.
6, a kind of small high-power relay as claimed in claim 4 is characterized in that described yoke and described iron core are U-shaped yoke-integral member unshakable in one's determination that one is connected.
7, a kind of small high-power relay as claimed in claim 6 is characterized in that the upper surface of described yoke-integral member unshakable in one's determination is provided with projection, and described cavity is provided with draw-in groove, and described projection embeds in the described draw-in groove.
8, a kind of small high-power relay as claimed in claim 4, it is characterized in that described armature is arranged on the described bobbin, the one side of described armature is relative with the both ends of the surface of described yoke-integral member unshakable in one's determination, the another side of described armature amplexiforms flexible reed, and described elastic spring is fixed on the described bobbin.
9, a kind of small high-power relay as claimed in claim 8, it is characterized in that the L-shaped bending of described elastic spring, described bobbin is provided with holddown groove, the horizontal component of described elastic spring bottom inserts and is fixed in the described holddown groove, and the top of described elastic spring is provided with the tongue piece that amplexiforms with described armature.
10, a kind of small high-power relay as claimed in claim 8, the upper end that it is characterized in that described armature is provided with contiguous block, the lower end of described armature is provided with breach, one end of described pushing block is provided with link slot, the other end of described pushing block is provided with spur, described contiguous block and described link slot secure fit, the top of described movable contact spring is provided with circular hole, and described spur is inserted in the described circular hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 03209705 CN2638225Y (en) | 2003-08-12 | 2003-08-12 | Small high-power relay |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 03209705 CN2638225Y (en) | 2003-08-12 | 2003-08-12 | Small high-power relay |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2638225Y true CN2638225Y (en) | 2004-09-01 |
Family
ID=34289061
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 03209705 Expired - Fee Related CN2638225Y (en) | 2003-08-12 | 2003-08-12 | Small high-power relay |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2638225Y (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101884079A (en) * | 2007-12-17 | 2010-11-10 | 泰科电子公司 | Relay with overtravel adjustment |
| CN102723239A (en) * | 2012-06-27 | 2012-10-10 | 宁波天波纬业电器有限公司 | Relay base |
| CN107210164A (en) * | 2015-01-30 | 2017-09-26 | 泰科电子奥地利有限责任公司 | magnetic flux component and relay for relay |
| CN110379679A (en) * | 2019-07-09 | 2019-10-25 | 厦门宏发电声股份有限公司 | Small high-power relay with pressing connecting terminal |
| CN110970268A (en) * | 2018-09-30 | 2020-04-07 | 泰科电子(深圳)有限公司 | Electromagnetic relay |
| CN110970266A (en) * | 2018-09-30 | 2020-04-07 | 泰科电子(深圳)有限公司 | Electromagnetic relay |
-
2003
- 2003-08-12 CN CN 03209705 patent/CN2638225Y/en not_active Expired - Fee Related
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101884079A (en) * | 2007-12-17 | 2010-11-10 | 泰科电子公司 | Relay with overtravel adjustment |
| CN101884079B (en) * | 2007-12-17 | 2013-10-30 | 泰科电子公司 | Relay with overtravel adjustment |
| CN102723239A (en) * | 2012-06-27 | 2012-10-10 | 宁波天波纬业电器有限公司 | Relay base |
| CN102723239B (en) * | 2012-06-27 | 2015-12-16 | 宁波天波港联电子有限公司 | Relay base |
| CN107210164A (en) * | 2015-01-30 | 2017-09-26 | 泰科电子奥地利有限责任公司 | magnetic flux component and relay for relay |
| US10854408B2 (en) | 2015-01-30 | 2020-12-01 | Tyco Electronics Austria Gmbh | Magnetic flux assembly for a relay, and relay |
| CN110970268A (en) * | 2018-09-30 | 2020-04-07 | 泰科电子(深圳)有限公司 | Electromagnetic relay |
| CN110970266A (en) * | 2018-09-30 | 2020-04-07 | 泰科电子(深圳)有限公司 | Electromagnetic relay |
| CN110379679A (en) * | 2019-07-09 | 2019-10-25 | 厦门宏发电声股份有限公司 | Small high-power relay with pressing connecting terminal |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20040901 Termination date: 20100812 |