CN101937792A - The switching mechanism of switch is installed - Google Patents
The switching mechanism of switch is installed Download PDFInfo
- Publication number
- CN101937792A CN101937792A CN2010102214825A CN201010221482A CN101937792A CN 101937792 A CN101937792 A CN 101937792A CN 2010102214825 A CN2010102214825 A CN 2010102214825A CN 201010221482 A CN201010221482 A CN 201010221482A CN 101937792 A CN101937792 A CN 101937792A
- Authority
- CN
- China
- Prior art keywords
- switch
- switching mechanism
- movable contact
- contact
- rocking bar
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 230000007246 mechanism Effects 0.000 title claims abstract description 21
- 239000000463 material Substances 0.000 claims abstract description 11
- 238000009434 installation Methods 0.000 claims abstract description 4
- 238000005452 bending Methods 0.000 claims description 8
- 230000005611 electricity Effects 0.000 claims description 3
- 238000000465 moulding Methods 0.000 claims description 3
- 229920003023 plastic Polymers 0.000 claims description 2
- 239000004033 plastic Substances 0.000 claims description 2
- 229910000906 Bronze Inorganic materials 0.000 claims 1
- 239000010974 bronze Substances 0.000 claims 1
- KUNSUQLRTQLHQQ-UHFFFAOYSA-N copper tin Chemical compound [Cu].[Sn] KUNSUQLRTQLHQQ-UHFFFAOYSA-N 0.000 claims 1
- 230000002349 favourable effect Effects 0.000 description 5
- 230000006872 improvement Effects 0.000 description 3
- 230000008901 benefit Effects 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 230000003139 buffering effect Effects 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
Images
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H23/00—Tumbler or rocker switches, i.e. switches characterised by being operated by rocking an operating member in the form of a rocker button
- H01H23/02—Details
- H01H23/12—Movable parts; Contacts mounted thereon
- H01H23/16—Driving mechanisms
- H01H23/168—Driving mechanisms using cams
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H23/00—Tumbler or rocker switches, i.e. switches characterised by being operated by rocking an operating member in the form of a rocker button
- H01H23/02—Details
- H01H23/12—Movable parts; Contacts mounted thereon
- H01H23/14—Tumblers
- H01H23/143—Tumblers having a generally flat elongated shape
Landscapes
- Rotary Switch, Piano Key Switch, And Lever Switch (AREA)
- Contacts (AREA)
Abstract
The present invention relates to a kind of switching mechanism that switch is installed, particularly, relate to a kind of switching mechanism that has the installation switch of switch case (10), switch rocking bar (12) is supported swingably and movable contact (16) is loaded in this switch case (10), and this movable contact (16) respectively touches a fixed contact therefor (17) with being supported equally swingably in two stable final positions.Importantly, movable contact (16) is configured to the contact rocking bar and flexiblely is bearing in be arranged in the knife-edge support (24) that pressing plate (14) locates, described pressing plate (14) is made by the spring material of conduction at least in part, and be provided with gap (15) between the housing base plate (11) of switch case (10) and knife-edge support (24), it makes the deflection towards housing base plate (11) of knife-edge support (24) become possibility.
Description
Technical field
The present invention relates to a kind of switching mechanism (Schaltwerk) that has the installation switch (Installationsschalter) of switch case, in switch case, one switch rocking bar (Schaltwippe) is supported swingably and a movable contact (Kontaktst ü ck) is loaded, and this movable contact respectively touches a fixed contact therefor (Festkontaktst ü ck) with being supported equally swingably in two stable final positions (Endstellungen).
Background technology
By the known a kind of contact making device (Kontaktanordnung) that is used for the electric switch apparatus of file DE 34 45 459 A1, it has at least one fixed-site (ortsfest) contact, corresponding therewith movable contact area, and at least one is used to handle the tappet of this movable contact area, wherein, this contact area is arranged on the leaf spring (Blattfeder), and this leaf spring serves as contact spring and (beidendig) is supported at two ends.
By file GB 20 05 919 known a kind of contact making devices that are used for the electric switch apparatus, leaf spring is applied therein, its have on the same face side of leaf spring, at least two movable contacts of the both sides of bearing position placed in the middle.
By the known a kind of contact making device that is used for the electric switch apparatus of file DE 32 31 933 A1, therein, the leaf spring that has contact on both sides is used.At this, the tappet that is used to handle leaf spring is mechanically joined by coupling.
At last, by known a kind of rocker switch of file DE1276163B or toggle switch (Kipphebelschalter), its have that fixed-site ground is supported swingably, can be transformed into another position of the switch from a position of the switch and be provided with the contact rocking bar (Kontaktwippe) of at least one contact, this contact rocking bar is handled by the switch rocking bar.At this, spring assembly (Federanordnung) is presented in the switch rocking bar, and it flexibly loads the contact rocking bar, and wherein, the power that loads is determined by adjustable spring.
Summary of the invention
Based on prior art, the objective of the invention is to, for the rocker switch or the toggle switch of the mentioned type in front are created a kind of switching mechanism, its under the situation of no extra spring, allowed the contact rocking bar safety and handle reliably.
According to the present invention, the feature together with preamble by the characteristic of claim 1 realizes this purpose.Correspondingly, be set as follows, promptly according to the present invention
● movable contact is configured to the contact rocking bar and flexiblely is bearing in be arranged in the knife-edge support (Schneidenlagerung) that pressing plate (B ü gel) locates,
● pressing plate is made by the spring material of conduction at least in part, and,
● be provided with the gap between the housing base plate of switch case and knife-edge support, it makes the deflection towards the housing base plate of knife-edge support become possibility.
At this, be proved to be advantageously, the pressing plate that is provided with knife-edge support is configured to flexiblely (the federnd nachgiebig) of deflection as follows, that is, this pressing plate is made by spring material at least in part or had enough elastic performances by heat treatment.Resilient deflection by pressing plate has produced essential contact force.Independent spring is dispensable, and this has simplified the structure of installation switch and has reduced cost.
In addition, switching noise is lowered, because the speed of contact movement is lowered.The vibration of contact (Prellen) is suppressed or is reduced at least, because the power that affacts on the contact is impacted (Kraft-Sto β) owing to resilient pressing plate is reduced, and, obtained the buffering effect that improves.This also has following advantage,, can use less contact block (Kontaktlinsen) that is.
According to a kind of preferred form of implementation according to switching mechanism of the present invention, the switch rocking bar is made of plastics as drip molding.At this, importantly, the switch rocking bar is used in the mode (federlos) that does not have spring, in other words, be different from known in the prior art, the switch boss (Schaltnocken) of moulding is not provided with and is arranged in its pressure inside spring, but the resilience (with the pressing plate acting in conjunction) by the contact rocking bar that loaded by the switch rocking bar causes the necessary pressing force of reliable manipulation for relevant switch apparatus.
Preferably, corresponding with a kind of favourable design of the present invention, movable contact is made of the flat material (Flachmaterial) that can conduct electricity as rocking bar, and have first and second rocker arm (Wippenarm), wherein, the free end of first rocker arm is provided with contact block or contact rivet (Kontaktniet) at least on a side, to be used for the application at disconnect.
Instead, when this switching mechanism was set for reversing switch (Wechselschalter), the free end of first rocker arm can be provided with contact block in both sides equally.
In each case, movable contact is characterised in that, the contact block that is arranged in its place is made by heat-resisting conductive material, its meet on the one hand to the requirement that touches fully and meet on the other hand to the bonding fail safe (Verschwei β sicherheit) requirement.Preferably, contact block is made by hard metal (Hartmetall), and it has the resistance of enough opposing switching arcs.
According to another kind of favourable form of implementation according to switching mechanism of the present invention, pressing plate (this movable contact being arranged at this pressing plate upper support) single type ground is made of flat material, wherein, originally have the fixture (Fixierteil) of microscler supporting member (Lagerungsteil) and relative its bending as the pressing plate of single type, be inserted in the switch case to this fixture fixed-site.
So referred fixture is provided with such profile, that is, this profile helps releasable fastening (Verankerung) of fixture in switch case significantly.Thus, the institute that affacts on the fixture is directly shed (abgetragen) effectively in switch case.
This strategic point of advocating causes that by supporting member (this supporting member advantageously is bound up on the fixture place single type) this supporting member is formed with the flexibly cantilever of deflection, and its fixture by its bending relatively is supported in the switch case.
In preferred design of the present invention, supporting member is bent at its free end place.At this, served as the knife-edge support that is used for movable contact by the end that bent, this movable contact such as institute's instruction be loaded and stand certain pretension thus by the switch rocking bar.Because the lever arm of the length of this clamped securely supporting member, produced flexible returning place force by the bending with respect to fixture of rigidity to a certain extent.
In order to strengthen returning place force or to increase resilience, in favourable improvement project, be set as follows according to switching mechanism of the present invention, promptly, the supporting member that is configured to cantilever bends about 10 ° to 30 °, preferably bends 15 ° at the only about half of place of length, and or rather, bending on the direction of switch rocking bar, in other words, the supporting member that is configured to cantilever bends towards knife-edge support.
The object that these and other favourable design of the present invention and improvement project are dependent claims.
Description of drawings
By further specifying and describe the present invention, favourable design of the present invention and improvement and special advantage of the present invention at the embodiments of the invention shown in the appended drawing.
Wherein:
Fig. 1 in side view shows according to the inside of the switch case of vertically cutting open of the present invention, have be arranged in wherein according to switch rocking bar of the present invention and pressing plate, this pressing plate serves as the knife-edge support of the movable contact that is used to be configured to the contact rocking bar;
Fig. 2 shown in oblique view according to switch rocking bar of the present invention, and
Fig. 3 has shown according to pressing plate of the present invention.
List of reference characters
10 switch case
11 housing base plates
12 switch rocking bars
14 pressing plates
15 gaps
16 movable contacts (contact rocking bar)
17 fixed contact therefors
18 frame-types (rahmenartiges) part
20 swing boss
22 switch boss
24 knife-edge supports
26 contact blocks
28 contact blocks
30 fixtures
32 supporting members
34V shape section bar
36 section bars
38 breach (Einfomung)
40 recesses (Ausnehmung)
42 kinks
Embodiment
Fig. 1 has shown the inside according to the switch case of vertically cutting open 10 of the present invention in oblique view, especially be furnished with therein according to switch rocking bar 12 of the present invention and according to pressing plate 14 of the present invention, this pressing plate 14 serves as the knife-edge support of the movable contact 16 that is used to be configured to the contact rocking bar.
Switch rocking bar 12 medially is arranged in the switch case 10 swingably and has the cross section of essentially rectangular.A side (being upside in Fig. 1) that put is located in that it is relative with the movable contact handled by it 16, forms the frame-type part 18 of rectangle, and it is used to hold manual operating element not shown further herein.
Be in laterally at the longitudinal side place of the frame-type part 18 of rectangle at switch rocking bar 12 and form swing boss 20, in its recess in switch case that joins to accordingly, further shows herein, and switch rocking bar 12 can be swung boss 20 swings around this.
At the place, bottom side of the switch rocking bar 12 of rectangle, switch rocking bar 12 towards middle heart wedge shape be tapered, and respectively transit to leg-of-mutton switch boss 22, it is used to handle the movable contact 16 that is configured to the contact rocking bar.
This movable contact 16 that is configured to the contact rocking bar is by being placed in the knife-edge support 24 that is molded over pressing plate 14 places, and have two contact blocks of relatively arranging 26 at the free end place, 28, contact block 26,28 by can conduct electricity, preferably make by heat-resisting material, especially hard metal.
This movable contact 16 that is also referred to as the contact rocking bar by switch boss 22 or switch rocking bar 12 that cause with the corresponding pressure lower swing of its swing position, thereby make that each fixed contact therefor 17 is touched.
Owing to movable contact 16, guaranteed by switch boss 22 pressure that work on the contrary with contact force that cause, each switching process is finished and contact 17 apace, 26,28 to each other possible bondings are prevented from, in other words, if however still bond contact 17 bonded to one another, 26,28 also can separatedly easily hold.
The pressing plate 14 single type ground that supporting this movable contact 16 thereon are made of the fixture 30 of supporting member 32 and relative its bending flat material with making, are inserted in the switch case 10 to fixture 30 fixed-site.
The gap 15 that is produced between the knife-edge support 24 of pressing plate 14 and housing base plate 11 in the state that is not subjected to elastic force of pressing plate 14 importantly, it makes the flexible motion/deflection towards housing base plate 11 of knife-edge support 24 become possibility.
In Fig. 2, show according to switch rocking bar 12 of the present invention with the oblique view form.In this diagram, can recognize the basic structure of rectangle of the switch rocking bar 12 of the tapered portion towards the center (having the switch boss 22 that is molded over this place) that has frame-type part 18, swing boss 20 and switch rocking bar 12 well in both sides, wherein, show the bottom side of switch rocking bar 12 herein.
In Fig. 3, in oblique view, show pressing plate 14 from the side.Pressing plate 14 as microscler flat pieces (Flachteil) single type make, wherein, pressing plate 14 is pure in the supporting member 32 that is divided into fixture 30 and relative its bending functionally.
Fasteningly guaranteed that by this manipulation by supporting member 32 is directed to all power in the fixture 30 that single type ground is connected, and is shed reliably in switch case 10.
The supporting member 32 that is bent at its free end place and serve as the knife-edge support 24 that is used for movable contact 16 is configured to microscler cantilever, have at the kink 42 on the direction of knife-edge support 24, it has following purpose, that is, realization/raising extraly is by switch boss 22 loaded, the resiliences of cantilever-shaped supporting member 32 freely of switch rocking bar 12.
Claims (11)
1. switching mechanism that has the installation switch of switch case (10), in this switch case (10), switch rocking bar (12) is supported swingably and movable contact (16) is loaded, this movable contact (16) respectively touches a fixed contact therefor (17) in the mode that is supported equally swingably in two stable final positions
It is characterized in that,
● described movable contact (16) is configured to the contact rocking bar and flexiblely is bearing in be arranged in the knife-edge support (24) that pressing plate (14) locates,
● described pressing plate (14) is made by the spring material of conduction at least in part, and
● be provided with gap (15) between the housing base plate (11) of described switch case (10) and described knife-edge support (24), this gap (15) make the deflection towards described housing base plate (11) of described knife-edge support (24) become possibility.
2. switching mechanism according to claim 1 is characterized in that, described switch rocking bar (12) is made of plastics as drip molding.
3. according to each described switching mechanism in claim 1 or 2, it is characterized in that described switch rocking bar (12) is used in the mode that does not have spring.
4. according to each described switching mechanism in the aforementioned claim, it is characterized in that, described movable contact (16) is configured to the rocking bar of being made by the flat material that can conduct electricity and has first and second rocker arm, wherein, the free end of first rocker arm is provided with contact block (26,28) in both sides.
5. switching mechanism according to claim 4 is characterized in that, the contact block (26,28) that movable contact (16) is located is made by heat-resisting conductive of material.
6. according to each described switching mechanism in the aforementioned claim, it is characterized in that, the mode that the pressing plate (14) that its upper support described movable contact (16) is made by flat material with single type ground is made of the fixture (30) of supporting member (32) and relative its bending, is inserted in the described switch case (10) to described fixture (30) fixed-site.
7. switching mechanism according to claim 6 is characterized in that, described supporting member (32) is formed with the flexibly cantilever of deflection, and this cantilever is supported in the described switch case (10) by the fixture (30) of its bending relatively.
8. according to each described switching mechanism in claim 6 or 7, it is characterized in that described supporting member (32) is bent at its free end place, and the end that bends of this quilt is arranged for the knife-edge support (24) of described movable contact (16).
9. according to each described switching mechanism in the claim 6 to 8, it is characterized in that the supporting member (32) that is configured to cantilever bends about 10 ° to 30 ° at about half length place, preferably bends 15 °.
10. switching mechanism according to claim 9 is characterized in that, the described supporting member (32) that is configured to cantilever bends towards described knife-edge support (24).
11., it is characterized in that its upper support the pressing plate (14) of described movable contact (16) and made by spring bronze according to each described switching mechanism in the aforementioned claim.
Applications Claiming Priority (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE102009030654 | 2009-06-25 | ||
| DE102009030654.4 | 2009-06-25 | ||
| DE200910038234 DE102009038234A1 (en) | 2009-08-20 | 2009-08-20 | Control unit for installation switch, has switch housing, in which rocker switch is pivotedly mounted and movable contact piece is loaded, where movable contact piece is formed as contact seesaw |
| DE102009038234.8 | 2009-08-20 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN101937792A true CN101937792A (en) | 2011-01-05 |
Family
ID=42740354
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010102214825A Pending CN101937792A (en) | 2009-06-25 | 2010-06-25 | The switching mechanism of switch is installed |
Country Status (2)
| Country | Link |
|---|---|
| EP (1) | EP2267740A1 (en) |
| CN (1) | CN101937792A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103943399A (en) * | 2014-04-29 | 2014-07-23 | 浙江正泰建筑电器有限公司 | Switch structure |
| CN107204252A (en) * | 2016-03-18 | 2017-09-26 | 比亚迪股份有限公司 | A kind of relay |
Family Cites Families (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR517846A (en) * | 1919-01-28 | 1921-05-12 | Eugene Bancelin | Electric switch |
| DE1276163B (en) | 1967-04-29 | 1968-08-29 | Busch Jaeger Duerener Metall | Rocker or toggle switch |
| DE1615780A1 (en) * | 1967-08-11 | 1971-02-04 | Bbc Brown Boveri & Cie | Rocker or toggle switch |
| DE7632523U1 (en) * | 1976-10-18 | 1977-04-14 | Broekelmann, Jaeger & Busse Kg, 5760 Neheim-Huesten | Built-in device switch |
| DE2740365C3 (en) | 1977-09-08 | 1980-12-11 | Petri Ag, 8750 Aschaffenburg | Pulse switch |
| DE3231933C2 (en) | 1982-08-27 | 1986-12-11 | Friedrich Merk-Telefonbau GmbH, 8000 München | Key strips with sets of contact springs for telephones |
| DE3445459A1 (en) | 1984-12-13 | 1986-06-26 | Rudolf Schadow Gmbh, 1000 Berlin | Switch, especially a push-button switch |
| DE3816108A1 (en) * | 1988-05-11 | 1989-11-23 | Asea Brown Boveri | Electrical switching apparatus |
| DE19707835A1 (en) * | 1997-02-27 | 1998-09-03 | Abb Patent Gmbh | Electrical switching device |
| AUPR168200A0 (en) * | 2000-11-24 | 2000-12-21 | University Of South Australia | Electrical switch with switching bridge |
-
2010
- 2010-06-17 EP EP10006286A patent/EP2267740A1/en not_active Withdrawn
- 2010-06-25 CN CN2010102214825A patent/CN101937792A/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103943399A (en) * | 2014-04-29 | 2014-07-23 | 浙江正泰建筑电器有限公司 | Switch structure |
| CN107204252A (en) * | 2016-03-18 | 2017-09-26 | 比亚迪股份有限公司 | A kind of relay |
| CN107204252B (en) * | 2016-03-18 | 2019-02-26 | 比亚迪股份有限公司 | A kind of relay |
Also Published As
| Publication number | Publication date |
|---|---|
| EP2267740A1 (en) | 2010-12-29 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20110105 |