CN1400616A - Switch unit - Google Patents
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- CN1400616A CN1400616A CN 02122227 CN02122227A CN1400616A CN 1400616 A CN1400616 A CN 1400616A CN 02122227 CN02122227 CN 02122227 CN 02122227 A CN02122227 A CN 02122227A CN 1400616 A CN1400616 A CN 1400616A
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- Prior art keywords
- mentioned
- end contact
- contact
- conductor plate
- switch
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H9/00—Details of switching devices, not covered by groups H01H1/00 - H01H7/00
- H01H9/0066—Auxiliary contact devices
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H1/00—Contacts
- H01H1/12—Contacts characterised by the manner in which co-operating contacts engage
- H01H1/14—Contacts characterised by the manner in which co-operating contacts engage by abutting
- H01H1/24—Contacts characterised by the manner in which co-operating contacts engage by abutting with resilient mounting
- H01H1/245—Spring wire contacts
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H13/00—Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch
- H01H13/50—Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch having a single operating member
- H01H13/56—Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch having a single operating member the contact returning to its original state upon the next application of operating force
- H01H13/562—Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch having a single operating member the contact returning to its original state upon the next application of operating force making use of a heart shaped cam
Abstract
The present invention provides a switching device enabled to miniaturize, to simplify the structure of a detection switch part, to improve an assembling property, to reduce the cost by using a distortion spring at a movable contact, and enabled to improve the accuracy of switch-on position and mounting strength. The switching device comprises a first fixed side contact 2a, a first switch part composed of a conductor plate 8 having a first movable side contact 9 contacting and separating from the first fixed side contact 2a and a spring member 10 swaying movement freely supporting the conductor plate 8 at a central terminal 3, a second switch part composed of a second fixed side contact 4a and a second movable side contact 12 contacting and separating from the second movable side contact 12, a slide member 11 making the first movable side contact 9 and the second movable side contact 12 displace, a case 1 housing the first switch part and the second switch part, and a distortion coil spring having an arm part 12b making the second movable side contact 12 contact with a pair of fixed terminals 4.
Description
Technical field
The present invention relates to a kind of employed switching device of the mains switch that has sense switch, the structure of the built in switch device in the same shell of particularly sense switch portion and mains switch portion being packed into as electronic equipment.
Background technology
The structure of the mains switch of known existing band sense switch is to use coupling member, on existing sense switch connection, the front portion that is fixed on mains switch or rear portion etc., form the external hanging type switching device, and the switch portion of the existing sense switch of in the body housing of mains switch portion, packing into and the built in switch device that forms.
The structure of external hanging type switching device is, directly use existing sense switch, constitute the action bars shape of sense switch operating portion by the part change, can be arranged on the pressing operation of the sliding component on the mains switch operating portion with binding, when the operating portion of pressing operation mains switch, link by coupling member, make to detect also operation simultaneously of switch.At this moment sense switch portion and mains switch are independently, are formed by separately shell respectively.
And the built in switch device is to have left out action bars and housing parts from existing sense switch, take out switch portion, only this switch portion is packed into and form in the shell of mains switch, by part change this switch terminals shell, and comprise shape as required as the sliding component of operating portion, can carry out the switching of sense switch.At this moment sense switch portion and mains switch portion are installed in the same shell, no longer need to use coupling member etc.
But, in the power switch structure of above-mentioned existing band sense switch, the switching device of external hanging type is owing to be connected existing sense switch with coupling member etc. the front and back of mains switch, so have strength problem, and the on-position precision problem of the department of assembly of sense switch portion, make problems such as cost raising owing to device count increase and assembling work in addition.
In addition, external hanging type, the built-in shift motion problem that all has a sliding component, and and must guarantee aspect the relation between the safety requirements of insulation distance and the problem that overall dimension is strengthened.
Summary of the invention
Thereby, the present invention is in order to address the above problem, its purpose is to provide a kind of switching device, by on the movable end contact, using torsion-coil spring, the formation of sense switch portion is oversimplified, can miniaturization, efficiency of assembling improves, cost reduces, and can improve on-position precision and installation strength.
In order to solve above-mentioned problem, the 1st method of the present invention comprises: the 1st stiff end contact; Have and the contact conductor plate of the 1st movable end contact that separates of the 1st stiff end contact; Support the center terminal of this conductor plate; Curved configuration and make above-mentioned conductor plate on above-mentioned center terminal, can shake the 1st switch portion that constitutes by spring member of support between above-mentioned conductor plate and above-mentioned center terminal; The 2nd stiff end contact; The 2nd switch portion that constitutes by the 2nd movable end contact that contacts and separate with the 2nd stiff end contact; Elasticity by above-mentioned spring member make above-mentioned conductor plate with the vertical direction displacement substantially of slip moving direction, make above-mentioned the 1st movable end contact and above-mentioned the 1st stiff end contact contact separation; And make above-mentioned the 2nd movable end contact displacement, with the sliding component of above-mentioned the 2nd stiff end contact contact separation; And this sliding component is remained on extrusion position and the latched position movably, and the inner shell that above-mentioned the 1st switch portion and the 2nd switch portion are housed; Above-mentioned the 2nd stiff end contact is made of a pair of fixed terminal that disposes in above-mentioned shell, and above-mentioned the 2nd movable end contact has and the contacted arm of a pair of said fixing terminal, is made of torsion-coil spring.
The 2nd method, a pair of said fixing terminal arrangement on the inner bottom surface of above-mentioned shell, above-mentioned the 2nd movable end joint configuration with above-mentioned shell in above-mentioned sliding component above below the relative above-mentioned sliding component of the formation face of the locking device that forms.
The 3rd method, guide portion that formation is made of projection below above-mentioned sliding component and the maintaining part that clips a pair of hook-shaped of this guide portion, and the coiling portion of above-mentioned the 2nd movable end contact of torsion-coil spring formation is fixed on the guide sections, and make a pair of above-mentioned arm Elastic Contact on above-mentioned maintaining part.
The 4th method on the inner bottom part of above-mentioned shell, forms the next door between above-mentioned the 1st switch portion and above-mentioned the 2nd switch portion.
The 5th method, above-mentioned the 1st switch portion are to be used for the mains switch that the primary side AC power supplies is switched, and above-mentioned the 2nd switch portion is to be used for the sense switch that secondary end DC power supply switches.
Description of drawings
Skiagraph when Fig. 1 is the disconnection of expression one embodiment of the invention switching device.
Fig. 2 is that expression is cut outer cover and the sliding component part of same switch device of the present invention when disconnecting open the afterwards plane graph of state.
Fig. 3 is the skiagraph of the sense switch portion of expression switching device of the present invention when connecting.
Fig. 4 be expression when same switch Device Testing switch portion of the present invention is connected outer cover and a sliding component part cut the plane graph of back state open.
Fig. 5 is expression sense switch portion of switching device of the present invention and the mains switch portion skiagraph when connecting.
Fig. 6 is that an outer cover and the sliding component part when representing same switch Device Testing switch portion of the present invention and the connection of mains switch portion cut the plane graph of state afterwards open.
Fig. 7 is the movable end contact of expression sense switch of the present invention and the part perspective view of sliding component engagement state.
Embodiment
Below, the embodiment of switching device of the present invention is illustrated among Fig. 1 to Fig. 7.Skiagraph when Fig. 1 is the switching device disconnection, Fig. 2 is the state plane figure after the part of the outer cover of this device and sliding component is cut open, Fig. 3 is the skiagraph of the sense switch portion of switching device when connecting, Fig. 4 is the state plane figure after the outer cover of this device and a sliding component part are cut open, skiagraph when Fig. 5 is sense switch portion and the connection of mains switch portion, Fig. 6 is the state plane figure that the outer cover of this device and a sliding component part are cut open, and Fig. 7 is the part perspective view of the engagement state of the movable end contact of expression sense switch and sliding component.
In the drawings, shell 1 is formed the box-shaped of top opening by insulating material such as synthetic resin.In the opening of this shell 1, respectively separately, form the 2nd resettlement section 1c that is positioned at the 1st resettlement section 1b at rear and is positioned at the place ahead by next door 1a.On the inner bottom surface of above-mentioned the 1st resettlement section 1b, dispose respectively the surrounding terminals 2 that constitutes by the top conductor metal plate that the 1st stiff end contact 2a arranged, and with these surrounding terminals 2 adjacent, same center terminals 3 that constitute by the conductor metal plate.In addition, on the inner bottom surface of above-mentioned the 2nd resettlement section 1c, dispose the fixed terminal 4,4 that is made of the conductor metal plate equally relatively, the point of this fixed terminal 4,4 forms the 2nd stiff end contact 4a, 4a respectively.
Above-mentioned the 1st, and the 2nd resettlement section 1b, 1c in accommodate following sliding component 11, and it is mobile to be configured to slide.In addition, the framework 5 that is made of metallic plate with installation foot 5a of being used to be installed on the circuit substrate etc. is installed at the tip of above-mentioned shell 1, is formed the installation protuberance 1d that following outer cover 13 is installed in the rear end.Axis hole 1e is set on the tip of above-mentioned shell 1, one end is engaged with the locking cam (not shown) of following sliding component 11, the other end that sliding component 11 is locked in the stop pin (not drawing among the figure) that is pressed into the position is carried out axle to be supported, on this axis hole 1e more most advanced and sophisticated, extend return spring fixed part 1f is set, will fix following sliding component 11 to an end of the return spring 6 of home position pushing.
On above-mentioned center terminal 3 the upright respectively support arm of establishing fixing following support arm 7 fixing with protruding 3a, and fixing following counter-rotating use protruding 3b with the spring of helical spring 10 is fixing, fixingly fix following support arm 7 respectively on protruding 3a, 3b and reverse and use an end of helical spring 10 at this.This fixed part forms circular-arc respectively according to following support arm 7 and the line footpath of counter-rotating with helical spring 10.
Support arm 7 is roughly the U font by having conductivity and flexible round wire rod to form, and have be fixed on above-mentioned support arm fixing with the fixed axis on the projection 3a, and extend from this fixed axis and to be provided with and flexible relative a pair of arm sheet, the tip of this arm sheet is gone up set fixing hole 8c with the sidewall 8a of following conductor plate 8 and is engaged, and is bonded into one rotationally with conductor plate 8.
In addition, on an end of above-mentioned conductor plate 8, fix the 1st movable end contact 9.On an end of the above-mentioned conductor plate 8 of fixing above-mentioned the 1st movable end contact 9, form said fixing hole 8c, engage, on the other end, fix the end of following counter-rotating, movably be installed on the above-mentioned center terminal with helical spring 10 with above-mentioned support arm 7.In addition, the contact site 8d that is made of arc surface is set on the above-mentioned other end, contacts with the facial 11d of action of following sliding component 11, make above-mentioned conductor plate 8 to the vertical direction displacement substantially of slip moving direction.
The counter-rotating with helical spring 10 by the resilient round wire coil of conductivity around the helical form that forms, has a pair of spring leaf, it is fixing with on the protruding 3b that an one spring leaf is fixed on the spring of above-mentioned center terminal 3, and another spring leaf is fixed on the other end of above-mentioned conductor plate 8.Above-mentioned counter-rotating helical spring 10 curved configuration between above-mentioned center terminal 3 and above-mentioned conductor plate 8, above-mentioned conductor plate 8 is by the pushing force of above-mentioned counter-rotating with helical spring 10, to the direction pushing opposite with above-mentioned the 1st stiff end contact 2a allocation position (inner bottom surface one side of above-mentioned the 1st resettlement section 1b).
Be fixed on above-mentioned the 1st movable end contact 9 on above-mentioned conductor plate 8 one ends, but with the 1st stiff end contact 2a contact separation relative configuration in ground set on above-mentioned surrounding terminals 2, at this moment by above-mentioned center terminal 3, above-mentioned counter-rotating with helical spring 10, above-mentioned support arm 7, above-mentioned conductor plate 8, and above-mentioned surrounding terminals 2, constitute to switch and use mains switch as the elementary AC power supplies of the 1st switch portion.
Sliding component 11 is formed by insulating material such as synthetic resin, has at the set matrix part 11a of the 1st resettlement section 1b of above-mentioned shell 1, and extends the operating portion 11b that is provided with at the tip of this matrix part 11a.On above-mentioned matrix part 11a, be provided with and accommodate the conductor plate resettlement section 11c of above-mentioned conductor plate 8 and support arm 7 etc., in the 11c of this conductor plate resettlement section, form the contact site 8d sliding contact with above-mentioned conductor plate 8, make above-mentioned conductor plate 8 to the slip moving direction facial 11d of action that constitutes by the inclined plane of vertical direction displacement substantially.In addition, setting and the point of above-mentioned conductor plate 8 contact, limit the lug boss 11e of conductor plate 8 positions on above-mentioned conductor plate resettlement section 11c.
In addition,, form the above-mentioned stop pin (not drawing among the figure) of sliding contact, the locking cam (not drawing among the figure) that above-mentioned sliding component 11 is locked in be pressed into the position at the tip of above-mentioned matrix part 11a.Return spring resettlement section 11f is set on the 11b of aforesaid operations portion, is used to accommodate the above-mentioned return spring 6 that above-mentioned sliding component 11 is pushed to home position.
In addition, a side below relative with the face of the above-mentioned locking cam of formation of above-mentioned sliding component 11 forms the guide portion 11g that is made of cylindrical protrusions, forms maintaining part 11h, the 11h of a pair of hook-shaped on the both sides that clip this guide portion 11g relatively.On this guide portion 11g fixedly the resilient round wire coil of conductivity around the 12a of coiling portion of the 2nd movable end contact 12 that constitutes by the helical form torsion-coil spring that forms, and extend a pair of arm 12b, the 12b that is provided with from the 12a of this coiling portion, Elastic Contact is installed on above-mentioned maintaining part 11h, the 11h.
In addition, a pair of above-mentioned arm 12b, 12b dispose relatively, can contact and separate with most advanced and sophisticated set above-mentioned the 2nd stiff end contact 4a, the 4a of a pair of said fixing terminal that disposes on the inner bottom surface of above-mentioned the 2nd resettlement section 1c 4,4, at this moment, above-mentioned the 2nd movable end contact 12 that constitutes by torsion-coil spring, and on the tip of a pair of said fixing terminal 4,4 set above-mentioned the 2nd stiff end contact 4a, 4a, constitute secondary DC power supply as the 2nd switch portion and switch and use sense switch.Above-mentioned mains switch portion and above-mentioned sense switch portion, set above-mentioned next door 1a on the inner bottom part by above-mentioned shell 1 forms with the state that separates respectively.
Like this, owing between mains switch portion and sense switch portion, formed above-mentioned next door 1a,, thereby can improve the reliability of switch in elementary mains switch portion so the electric arc that takes place etc. can not have influence on secondary sense switch portion.
When assembling the 1st switch portion contact mechanism of above-mentioned switching device, at first on the above-mentioned center terminal 3 that is disposed on the inner bottom surface of above-mentioned shell 1, assemble above-mentioned conductor plate 8, at this moment because above-mentioned support arm 7 is engaged to above-mentioned conductor plate 8 elasticity pushing, the parts so above-mentioned conductor plate 8 and support arm 7 become one, as long as the movable protruding 3a that is used for said fixing center terminal 3 support arms that embeds in the 8b of fenestra portion of above-mentioned conductor plate 8, and above-mentioned support arm 7 embedded the said fixing support arms with among the protruding 3a, just can be at an easy rate with in the above-mentioned center terminal 3 of above-mentioned conductor plate 8 embeddings.At this moment, be directed to fixing above-mentioned support arm with among the protruding 3a, just can locate by above-mentioned conductor plate 8 is inserted.From this state, under the state in the 8b of fenestra portion that makes the above-mentioned conductor plate 8 of above-mentioned counter-rotating usefulness helical spring 10 movable embeddings, between the said fixing spring of the other end of above-mentioned conductor plate 8 and above-mentioned center terminal 3 is with protruding 3b, crooked fixing with helical spring 10 to above-mentioned counter-rotating, the assembling of the 1st switch portion finishes.
At this moment, above-mentioned conductor plate 8 is by the pushing force of above-mentioned counter-rotating with helical spring 10, become by the state that pushes to above-mentioned surrounding terminals 2 direction rightabouts with above-mentioned the 1st resettlement section 1a of configuration, the upper surface of fixing above-mentioned the 1st movable end contact 9 one sides, contact is on the lug boss 11e of above-mentioned sliding component 11, the above-mentioned contact site 8d contact of the other end is on the facial 11d of above-mentioned action, thereby above-mentioned conductor plate 8 keeps under the state of certain intervals at above-mentioned the 1st movable end contact 9 and the 1st stiff end contact 2a, becomes the state of cardinal principle configured in parallel in above-mentioned the 1st resettlement section 1b.
In addition, below relative with the face of the locking cam that forms above-mentioned sliding component 11, the guide portion 11g that formation is made of cylindrical protrusions, and clip this guide portion 11g relatively forms a pair of hook-shaped on both sides maintaining part 11h, 11h, on this guide portion 11g, fix the 12a of coiling portion of above-mentioned the 2nd movable end contact 12 that constitutes by torsion-coil spring, and extend a pair of arm 12b that is provided with from the 12a of this coiling portion, 12b, Elastic Contact is installed in above-mentioned maintaining part 11h, on the 11h, when above-mentioned sliding component 11 is housed in the above-mentioned the 1st and the 2nd resettlement section 1b, in the time of among the 1c, a pair of above-mentioned arm 12b, 12b and a pair of said fixing terminal 4 that is configured in above-mentioned the 2nd resettlement section 1c inner bottom surface, 4 most advanced and sophisticated set above-mentioned the 2nd stiff end contact 4a, the state that keeps certain intervals between the 4a, configuration constitutes the 2nd switch portion relatively.
At this moment, as shown in Figure 7, because on a pair of above-mentioned arm 12b of above-mentioned the 2nd movable end contact 12, above-mentioned maintaining part 11h, the 11h that the 12b Elastic Contact is installed in above-mentioned sliding component 11, so integrated except forming, easy device is joined, owing on a pair of above-mentioned arm 12b, 12b, added tension force in advance, so be easy to guarantee contact pressure when connecting.
The action of above-mentioned switching device is described below with reference to Fig. 1 to Fig. 6.
As shown in Fig. 1, Fig. 2, to be above-mentioned conductor plate 8 leave the state of certain intervals at above-mentioned the 1st movable end contact 9 and above-mentioned the 1st stiff end contact 2a to initial condition, and contact is in off-state.This state is the pushing force of above-mentioned conductor plate 8 by above-mentioned counter-rotating usefulness helical spring 10, becomes by the state to direction (upside) pushing opposite with above-mentioned surrounding terminals 2 and the 1st stiff end contact 2a.In addition, above-mentioned the 2nd movable end contact 12 and the 2nd stiff end contact 4a also leave certain intervals, and contact is in off-state.
From this state, when the pushing force of resisting above-mentioned return spring 6 as the operating portion 11b of above-mentioned sliding component 11 is pressed into, as shown in Fig. 3, Fig. 4, the 2nd movable end contact 12 on the guide portion 11g that is fixed on above-mentioned sliding component 11 rearward moves, above-mentioned the 2nd movable end contact 12 contacts with above-mentioned the 2nd stiff end contact 4a, and contact becomes on-state.At this moment, the facial 11d of the action of above-mentioned sliding component 11 pushes the contact site 8d of above-mentioned conductor plate 8, and above-mentioned the 1st movable end contact 9 and the 1st stiff end contact 2a leave once more, and contact becomes off-state.
From this state when being pressed into the operating portion 11b of above-mentioned sliding component 11 again, as shown in Fig. 5, Fig. 6, the facial 11d of the action of above-mentioned sliding component 11 further pushes the contact site 8d of above-mentioned conductor plate 8, make the pushing force of the above-mentioned counter-rotating of contact site 8d end opposing of above-mentioned conductor plate 8, under inner bottom surface one side pressure of above-mentioned the 1st resettlement section 1b with helical spring 10.At this moment, with above-mentioned counter-rotating fixed part with 8 of helical spring 10 and conductor plates, with the fixed part of above-mentioned support arm 7 and center terminal 3 (fixing above-mentioned support arm with the fixed part of protruding 3a) when overlapping for demarcating, above-mentioned counter-rotating is with the pushing force side of the being directed downwards counter-rotating of helical spring 10, above-mentioned conductor plate 8 slides into inner bottom surface one side of above-mentioned the 1st resettlement section 1b, above-mentioned the 1st movable end contact 9 contacts with above-mentioned the 1st stiff end contact 2a, and contact becomes on-state.
At this moment, above-mentioned the 2nd movable end contact 12 more rearward moves, but above-mentioned arm 12b, 12b with above-mentioned the 2nd stiff end contact 4a state of contact, crooked by the elastic force of oneself, by bending sliding contact the time, continue to contact with above-mentioned the 2nd stiff end contact 4a, contact is kept on-state.Like this, because above-mentioned the 2nd movable end contact 12 forms by torsion-coil spring, thus can keep connection on the long stroke, by stablizing of sliding contact realization contact site.And, above-mentioned sliding component 11 by with figure in the coordination of unillustrated stop pin and locking cam, be pressed into the position thereby be locked in.
When this state unlocked, when further pushing the operating portion 11b of above-mentioned sliding component 11, stop pin separated from locking cam, and above-mentioned sliding component 11 restores to initial position by the pushing force of above-mentioned return spring 6.At this moment, when above-mentioned conductor plate 8 surpasses the fixed part (fixing the fixed part of above-mentioned supporting bracket with protruding 3a) of above-mentioned support arm 7 and above-mentioned center terminal 8 with counter-rotating with the fixed part of helical spring 10, above-mentioned counter-rotating is reversed to upside with the pushing force direction of helical spring 10, and above-mentioned conductor plate 8 is gone to breakking away with the inner bottom surface opposite of above-mentioned the 1st resettlement section 1b, above-mentioned the 1st movable end contact 9 separates with above-mentioned the 1st stiff end contact 2a, contact becomes off-state, simultaneously above-mentioned the 2nd movable end contact 12 also with above-mentioned the 2nd stiff end contact 4a, 4a separates, contact becomes off-state, resets into Fig. 1, initial condition shown in Fig. 2.
According to above-mentioned embodiments of the invention, owing on the secondary contact of DC power supply switching, used above-mentioned the 2nd movable end contact 12 that constitutes by torsion-coil spring with sense switch, so can make the formation of sense switch portion oversimplifies, and can realize miniaturization, reduce cost, also because the use of torsion-coil spring is not easy distortion, so also can improve the operability of assembling.
In addition, owing to elementary AC power supplies is switched the mains switch of usefulness, the contact that switches the sense switch of usefulness with secondary DA power supply is installed in the same above-mentioned shell 1, and in this shell 1, form above the locking cam of removable sliding component 11 that accommodate and above-mentioned relative below, form above-mentioned the 2nd movable end contact portion 12 and above-mentioned the 2nd stiff end contact 4a of portion of sense switch, so wasted space below the above-mentioned sliding component 11 of effective use, can reduce the profile of switching device, and make low price, by sense switch being installed in the same shell, also can improve the intensity of department of assembly and the precision of on-position simultaneously.
In the above-described embodiment, be to form the said fixing terminal 4 and above-mentioned the 2nd stiff end contact 4a of sense switch with the conductor metal plate, but the wire rod that also can change into conductor form, and at this moment can reduce fee of material, further reduces cost.
In addition, above-mentioned the 2nd movable end contact 12 that the torsion-coil spring of sense switch is constituted, be fixed on the above-mentioned sliding component 11 following formed guide sections 11g, but form guide sections 11g on the inner bottom surface of the 2nd resettlement section 1c that also can change at above-mentioned shell 1, and fixing above-mentioned the 2nd movable end contact 12, at this moment can certainly obtain the effect same with above-mentioned formation.
The effect of invention
As mentioned above, the formation of switching device of the present invention is owing to comprise: the 1st fixing termination The point; Have and the contact conductor of the 1st movable end contact that separates of the 1st stiff end contact Plate; Support the center terminal of this conductor plate; Between conductor plate and center terminal curved configuration, And make conductor plate on center terminal, can shake the 1st switch that is consisted of by spring member of support Section; The 2nd stiff end contact; With the 2nd stiff end contact contact separate can by the 2nd The 2nd switch portion that the moved end contact consists of; Elasticity by spring member makes conductor plate to sliding Moving direction is the vertical direction displacement substantially, makes the 1st movable end contact and the 1st stiff end contact Contact separation; And make the 2nd movable end contact displacement, contact branch with the 2nd stiff end contact From sliding component; And make this sliding component remain on movably extrusion position and locking On the position, and the inner shell that the 1st switch portion and the 2nd switch portion are housed; The 2nd is fixing Tip node is made of a pair of fixed terminal that disposes in shell, the 2nd movable end contact tool Have and the contacted arm of a pair of above-mentioned fixed terminal, consisted of by torsion-coil spring, thereby The formation of sense switch section is oversimplified, realized miniaturization, reduce cost, and also because The use of torsion-coil spring is not easy distortion, so can improve the operability of assembling. In addition, Can keep the connection on the long stroke, realize the stable of contact site by sliding-contact.
In addition, because a pair of fixed terminal is configured on the inner bottom surface of shell the 2nd movable end Joint configuration with shell in sliding component above the formation face of the locking device that forms relative Sliding component below, so by effectively using the wasted space below the sliding component, Can reduce the profile of switching device, and make low price, simultaneously by detection is opened The pass is installed in the same shell, also can improve the intensity of department of assembly and the precision of on-position.
In addition, because formation is made of projection below sliding component guide portion, and folder The maintaining part of a pair of hook-shaped of this guide portion, and make the 2nd of torsion-coil spring formation The winder of movable end contact is fixed on the guide portion, and a pair of arm Elastic Contact is existed On the maintaining part, so integrated except forming, the easy assembling, because at a pair of arm On added in advance and given tension force, can guarantee easily contact pressure when therefore connecting.
In addition, since on the inner bottom part of shell between the 1st switch portion and the 2nd switch portion The electric arc that takes place in elementary power switch section etc. form the next door, so can not have influence on time The sense switch section of level, thus the reliability of switch can be improved.
In addition, because the 1st switch portion is the power switch that switches for the primary side AC power supplies, The 2nd switch portion is the sense switch for secondary end DC electrical source exchange, so can provide Consist of simple, small-sized, the cheap power switch with sense switch.
Claims (5)
1. switching device is characterized in that comprising:
The 1st stiff end contact;
Have and the contact conductor plate of the 1st movable end contact that separates of the 1st stiff end contact;
Support the center terminal of this conductor plate;
Curved configuration and make above-mentioned conductor plate on above-mentioned center terminal, can shake the 1st switch portion that constitutes by spring member of support between above-mentioned conductor plate and above-mentioned center terminal;
The 2nd stiff end contact;
The 2nd switch portion that constitutes by the 2nd movable end contact that contacts and separate with the 2nd stiff end contact;
Elasticity by above-mentioned spring member make above-mentioned conductor plate with the vertical direction displacement substantially of slip moving direction, make above-mentioned the 1st movable end contact and above-mentioned the 1st stiff end contact contact separation, and make above-mentioned the 2nd movable end contact displacement, with the sliding component of above-mentioned the 2nd stiff end contact contact separation; And
This sliding component is remained on extrusion position and the latched position movably, and the inner shell that above-mentioned the 1st switch portion and the 2nd switch portion are housed;
Above-mentioned the 2nd stiff end contact is made of a pair of fixed terminal that disposes in above-mentioned shell, and above-mentioned the 2nd movable end contact is made of the torsion-coil spring that has with the contacted arm of a pair of said fixing terminal.
2. switching device as claimed in claim 1 is characterized in that:
A pair of said fixing terminal arrangement is on the inner bottom surface of above-mentioned shell, and above-mentioned the 2nd movable end joint configuration is below above-mentioned sliding component, and the formation face of the locking device that forms above of the above-mentioned sliding component in this sliding component and the above-mentioned shell is relative.
3. switching device as claimed in claim 2 is characterized in that:
Guide portion that formation is made of projection below above-mentioned sliding component and the maintaining part that clips a pair of hook-shaped of this guide portion, and the coiling portion of above-mentioned the 2nd movable end contact that is made of torsion-coil spring is fixed on the guide sections, and make a pair of above-mentioned arm and above-mentioned maintaining part Elastic Contact.
4. as each described switching device of claim 1 to 3, it is characterized in that:
On the inner bottom part of above-mentioned shell, between above-mentioned the 1st switch portion and above-mentioned the 2nd switch portion, form the next door.
5. as each described switching device of claim 1 to 4, it is characterized in that:
Above-mentioned the 1st switch portion is to be used for the mains switch that primary side A c-power supply switches, and above-mentioned the 2nd switch portion is to be used for the sense switch that secondary end DC power supply switches.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP165796/2001 | 2001-05-31 | ||
| JP2001165796A JP4030730B2 (en) | 2001-05-31 | 2001-05-31 | Switch device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1400616A true CN1400616A (en) | 2003-03-05 |
| CN1215506C CN1215506C (en) | 2005-08-17 |
Family
ID=19008424
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 02122227 Expired - Fee Related CN1215506C (en) | 2001-05-31 | 2002-05-30 | Switch unit |
Country Status (4)
| Country | Link |
|---|---|
| EP (1) | EP1263008B1 (en) |
| JP (1) | JP4030730B2 (en) |
| CN (1) | CN1215506C (en) |
| DE (1) | DE60232700D1 (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103489672A (en) * | 2013-09-23 | 2014-01-01 | 宁波卡派斯电子科技有限公司 | Trigger switch |
| CN105323525A (en) * | 2014-05-29 | 2016-02-10 | 韩华泰科株式会社 | Video recorder |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4560499B2 (en) * | 2006-08-04 | 2010-10-13 | ホシデン株式会社 | 2-stage push switch |
| EP3312861B1 (en) * | 2016-10-24 | 2021-02-24 | C&K Components SAS | Electrical pushbutton snap switch with means for identifying the position of the driving member and of the pushbutton |
| CN106960769B (en) * | 2016-12-26 | 2018-12-21 | 杜文福 | A kind of open circuit safety lock and double power supply converting switch |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE7418746U (en) * | 1974-05-29 | 1974-09-05 | Licentia Gmbh | Push button set with mute switch for a radio receiver |
| DE8715528U1 (en) * | 1987-11-10 | 1988-01-14 | Etm Elektro-Technische Montage Gmbh, 6072 Dreieich, De | |
| JP3765934B2 (en) * | 1998-11-30 | 2006-04-12 | アルプス電気株式会社 | Switch device |
-
2001
- 2001-05-31 JP JP2001165796A patent/JP4030730B2/en not_active Expired - Fee Related
-
2002
- 2002-05-29 EP EP20020011968 patent/EP1263008B1/en not_active Expired - Fee Related
- 2002-05-29 DE DE60232700T patent/DE60232700D1/en not_active Expired - Lifetime
- 2002-05-30 CN CN 02122227 patent/CN1215506C/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103489672A (en) * | 2013-09-23 | 2014-01-01 | 宁波卡派斯电子科技有限公司 | Trigger switch |
| CN103489672B (en) * | 2013-09-23 | 2016-01-20 | 宁波卡派斯电子科技有限公司 | Trigger |
| CN105323525A (en) * | 2014-05-29 | 2016-02-10 | 韩华泰科株式会社 | Video recorder |
| CN105323525B (en) * | 2014-05-29 | 2018-12-21 | 韩华泰科株式会社 | Video recorder |
Also Published As
| Publication number | Publication date |
|---|---|
| CN1215506C (en) | 2005-08-17 |
| EP1263008B1 (en) | 2009-06-24 |
| JP4030730B2 (en) | 2008-01-09 |
| JP2002358850A (en) | 2002-12-13 |
| EP1263008A2 (en) | 2002-12-04 |
| EP1263008A3 (en) | 2004-05-06 |
| DE60232700D1 (en) | 2009-08-06 |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
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| CF01 | Termination of patent right due to non-payment of annual fee |
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| CF01 | Termination of patent right due to non-payment of annual fee |