CN2553485Y - Hook mechanism for cover-lifting device - Google Patents

Abstract

The utility model relates to a hook mechanism for cover-lifting device, in particular to a hook mechanism capable of accurately detecting the opening and closing action of the cover body so as to prevent the cover from opening wrongly. The hook mechanism includes a base which is fixed arranged on the cover lifting device, a push rod movably inserted in the base, an elastic component which is sleeved on the push rod and supported between the push rod and the base, a first limit switch which is fixedly arranged on the base and controlled by the telescopic action of the push rod and a second limit switch which is fixedly arranged on the base and controlled by the rotating action of a hook interlocking component. When stressed by external force, the hook interlocking component rotates and brings the hook to conduct the relative action of releasing to cover body. The actions of lifting the cover or closing the cover are detected by the first and the second limit switches.

Description

The coupler mechanism of cover-lifting device

Technical field

The utility model relates to a kind of coupler mechanism of cover-lifting device, it can be used in the cover-lifting type CD-ROM drive or other must prevent lid at the machine cover-lifting device that still mistake is raised in running, is meant a kind of opening and closing action and unlikely coupler mechanism that opens by mistake lid that can accurately detect lid especially.

Background technology

Generally, mostly be cover-lifting type as the device that uses all kinds of discs.Being example with the cover-lifting device that for example uses discs such as multimedia shadow, sound CD, is to have the cover-lifting type CD-ROM drive that can be convenient to carry to come out.

Has a cover-lifting type lid on the housing of this known cover-lifting type CD-ROM drive (figure slightly), be provided with an elastic telescopic member between this lid and housing, by cover compressible this telescoping member of its lid and and then to touch a limit switch be on, relend by opening its lid then to make this telescoping member elastic recovery become to protrude out shape and corresponding this limit switch that makes is off; This on, off signal be promptly as the detection target of this CD-ROM drive, opens or close state so as to what detect lid.It more can not have under the situation of electric power except that utilizing electromagnetic force to drive the folding of its lid again, utilizes one to force the flip button that this lid of being locked by electromagnetic force is opened.

Yet these well-known cover-lifting type CD-ROM drives but can return the maloperation into the user, and cause CD-ROM drive to open by mistake its lid in the running way, and then cause disc to swash and penetrate the accident that flies out and injure human body.Trace it to its cause, it is in order to only one of the limit switch that detects the lid folding condition nothing but, causes on judging accurately inadequately, causes having aforementioned accident.So, how with the lid of a cover-lifting type CD-ROM drive stable fixed closed with discharge, and how allow user's maloperation not having under the situation of electric power a lid that has been driven locking by electromagnetic force opened but be unlikely, be the subject matter that solves for the utility model institute desire row.

Again its to force the flip button be to be arranged on the watchcase of this CD-ROM drive housing, user or other people are very easily in false touch, activation, and open by mistake its lid in the running way of CD-ROM drive, cause inner disc to swash and penetrate the accident that flies out.

Its telescoping member is a kind of structure that directly promotes with spring in addition, so the defective that is easy to injure its lid surface of contact is arranged.

Summary of the invention

Fundamental purpose of the present utility model is to provide a kind of coupler mechanism of cover-lifting device, can avoid causing CD-ROM drive to open by mistake its lid in the running way because of user or other people maloperation and the unexpected situation that causes.

A purpose more of the present utility model is to provide a kind of coupler mechanism of cover-lifting device, avoids it to push the push rod of lid open in order to elasticity, can be unlikely having the defective that injures the lid surface of contact.

Above-mentioned purpose of the present utility model is achieved in that a kind of coupler mechanism of cover-lifting device, wherein, comprising:

One pedestal is fixedly arranged on cover-lifting device;

One push rod, activity are interspersed in described pedestal, and contact with the lid bottom surface of cover-lifting device;

One elastic parts is socketed on described push rod, and is supported between described push rod and the described pedestal;

One trip linkage part can be free rotatingly be installed on described pedestal, and described trip linkage part has a trip that can be connected in the lid of cover-lifting device;

One first limit switch is fixedly arranged on described pedestal, and movable described push rod can contact with described first limit switch; And,

One second limit switch is fixedly arranged on described pedestal, and rotating described trip linkage part can contact with described second limit switch;

External force drives described trip linkage part, can make described trip linkage part revolution and the described trip of interlock make corresponding release lid action; And no matter be all necessary motion detection of flip or the action of closing lid through this first and second limit switch.

The coupler mechanism of cover-lifting device described in the utility model, wherein said pedestal is provided with an electromagnetic force driver element, the trip of the telescopic lever of described electromagnetic force driver element and described trip linkage part connects each other and establishes, and drives the whole trip linkage part revolution of trip and interlock.

The coupler mechanism of cover-lifting device described in the utility model, the bottom side of wherein said pedestal has accommodation space, ccontaining described electromagnetic force driver element in it, described electromagnetic force driver element colludes by the elasticity of described pedestal both sides and is positioned in the described accommodation space.

The coupler mechanism of cover-lifting device described in the utility model, wherein also be provided with one by movable be articulated in described pedestal stir the rotating flip bar that forces of this trip linkage part.

The coupler mechanism of cover-lifting device described in the utility model, wherein said trip linkage part comprises a described trip, an axostylus axostyle and a coupled arm; Described axostylus axostyle activity is arranged in described pedestal, described axostylus axostyle two ends be coupling respectively described trip and described coupled arm; Described trip top has double wedge, and the telescopic lever of bottom and described electromagnetic force driver element connects; Described coupled arm front stretches one can be compelled to the protruding axle that the flip bar is driven, and the rear end is relative with second limit switch.

The coupler mechanism of cover-lifting device described in the utility model, the wherein said flip bar that forces, its upper end forms a groove, and the lower end is to have an axis hole between free end and upper and lower side; The described flip bar that forces is articulated in described pedestal by described axis hole by activity; The protruding shaft extension of the described coupled arm of described trip linkage part is gone in the described upper end groove that forces the flip bar.

The coupler mechanism of cover-lifting device described in the utility model, the activity of wherein said trip linkage part is arranged in the first connecting portion bottom side of described pedestal, described first connecting portion is to protrude out from the pedestal front side, one pedestal hole of the horizontal tool in its bottom side, and vertical tool disconnects the breach of described first connecting portion and described pedestal front side wall together, the axostylus axostyle of described trip linkage part is arranged in described pedestal hole, and the described trip of described trip linkage part is positioned at described breach.

The coupler mechanism of cover-lifting device described in the utility model, wherein said the 3rd connecting portion that forces the activity of flip bar to be articulated in described pedestal, described the 3rd connecting portion is to protrude out forward from described pedestal side, its root end is provided with described second limit switch, its free end then side is stretched a protruding axle, and described protruding axle sleeve is connected to the described described axis hole that forces the flip bar.

The coupler mechanism of cover-lifting device described in the utility model, wherein said push rod, its upper end horizontal expansion has a plane cap portion, and described cap portion contacts with the lid bottom surface of cover-lifting device.

Coupler mechanism according to cover-lifting device described in the utility model comprises, one is fixedly arranged on the pedestal of cover-lifting device; One activity is interspersed in the push rod of this pedestal; One is socketed on this push rod and is supported in elastic parts between this push rod and pedestal; One can free rotating mode being installed on the trip linkage part of this pedestal, and this trip linkage part has a trip; One is fixedly arranged on this pedestal and by first limit switch that expanding-contracting action acted on of this push rod; And, second limit switch that is fixedly arranged on this pedestal and is acted on by the revolution of this trip linkage part action.By this trip linkage part is imposed external force, can make this trip linkage part revolution and its trip of interlock make corresponding release lid action; And no matter be all necessary motion detection of flip or the action of closing lid through this first and second limit switch.

Further understand feature of the present utility model and technology contents for making, sincerely see also following about detailed description of the present utility model and accompanying drawing.

Description of drawings

Fig. 1 is a three-dimensional exploded view of the present utility model;

Fig. 2 is the stereographic map at another visual angle of the utility model pedestal;

Fig. 3 is the three-dimensional exploded view of looking between the utility model pedestal and electromagnetic force driver element;

Fig. 4 is the three-dimensional combination figure of Fig. 1;

Fig. 5 is the front elevation of Fig. 4;

Fig. 6 is the right view of Fig. 4;

Fig. 7 is the synoptic diagram after Fig. 6 moves;

Fig. 8 is the housing stereo appearance figure that the cover-lifting type CD-ROM drive of the utility model coupler mechanism has been used in announcement one;

Fig. 9 is the partial sectional view (closing the state when covering) between the utility model and cover-lifting type CD-ROM drive;

Figure 10 is the partial sectional view (state during flip) between the utility model and cover-lifting type CD-ROM drive.

Embodiment

See also shown in Figure 1, the utility model provides a kind of coupler mechanism of cover-lifting device, comprise that a pedestal 1, a push rod 2, a trip linkage part 5, force a flip bar 6 and an electromagnetic force driver element 7, comprise first and second limit switch 3,4 that can be touched respectively again.

This pedestal 1, its bottom side have an accommodation space 101 as shown in Figure 3, and both sides then collude 16 and this electromagnetic force driver element 7 can be snapped in the accommodation space 101 by the elasticity of symmetry.And this pedestal 1 lordosis has an eaves shape first connecting portion 11, a platform-like second connecting portion 12 and an arm shape the 3rd connecting portion 14.The left and right sides of this pedestal 1 and each tool one hole seat 15 are fixed in book office by screw lock one screw with this pedestal 1 for each again.

This first connecting portion 11, one pedestal hole 112 of the horizontal tool in its bottom side, and vertical tool disconnects the breach 111 (as shown in Figure 3) of this first connecting portion 11 and this pedestal 1 front side wall together

This second connecting portion 12 extends a sleeve 13 and the up/down perforation with longitudinal groove 131 downwards, for this push rod 2 of pegging graft.Horizontal the stretching in these push rod 2 tops has a plane cap portion 201, and the bottom is evagination one convex body 202 that can act in aforementioned groove 131 radially then; And please arranging in pairs or groups, it is shown in Figure 5 to consult, and this push rod 2 also is socketed with an elastic parts 21, and these elastic parts 21 elasticity are propped up between the cap portion 201 and second connecting portion 12, and make this push rod 2 can with sleeve 13 serve as according to and elastic telescopic up and down.As shown in Figure 1 and Figure 2, the left side of this second connecting portion 12 has hole body 121, with energy this first limit switch 3 is fixed at this hole body 121 by screw 31, and proper relative up and down with this cap portion 201 (as Fig. 4, shown in Figure 5).

The 3rd connecting portion 14, its root end has hole body 142, and its free end is side protruding one protruding axle 141 then.Utilize this hole body 142, and can this second limit switch 4 is solid by screw 41 spiral shells.

And this electromagnetic force driver element 7, its front side protrudes out one and has the telescopic lever 71 of clamping part 711, so that make it activate the electromagnetic force driving action via control, and then drives its telescopic lever 71 contractions; Otherwise, then can elasticity protrudes out because of the inner elastomeric assembly.See also Fig. 1, shown in Figure 3, this telescopic lever 71 is to protrude out by means of the cut of this pedestal 1 front side wall.

This trip linkage part 5 comprises a trip 51, an axostylus axostyle 52 and a coupled arm 53, axostylus axostyle 52 two ends be coupling respectively this trip 51 and this crank-type coupled arm 53.Wherein, the top of trip 51 forms a double wedge 511 backwards, and the bottom then forms a breach 512; The front and back ends of coupled arm 53 then respectively side stretch a protruding axle 531 and one protuberance 532 arranged.

This forces flip bar 6, and its top is a groove 601, then offers an axis hole 602 between two parties.

See also Fig. 1, shown in Figure 4, this trip linkage part 5 is borrowed its axostylus axostyle 52 and the movable pedestal hole 112 that is arranged in this pedestal, and this trip 51 is borrowed breach 111 and is protruded out, again 512 of the breach of this trip lower end just and the clamping part 711 of the telescopic lever 71 of this electromagnetic force driver element connect each other and establish, so that expanding-contracting action by telescopic lever 71, making this trip linkage part 5 is axle with its axostylus axostyle 52, and drive trip 51 and coupled arm 53 turn round synchronously.See also Fig. 1, Fig. 4, shown in Figure 6, this forces flip bar 6 to borrow its axis hole 602 and be coupling in the protruding axle 141 of the 3rd connecting portion 14, and the screw 61 used of screw lock one anticreep again; 601 of its grooves just supply 531 on the protruding axle of coupled arm 53 to stretch into again, and the protuberance 532 of this coupled arm and just relative up and down with second limit switch 4, so that by the electromagnetic force driving of this electromagnetic force driver element 7 or by manually this forces flip bar 6, and control card links 53 pairs second limit switches of coupled arm, 4 effects of moving member.

Seeing also Fig. 5, shown in Figure 6, is the original state for the utility model coupler mechanism, and this moment, the protuberance 532 of this coupled arm touched this second limit switch 4.When existing energising, telescopic lever 71 by control electromagnetic force driver element shrinks, as Fig. 5, shown in Figure 7, the lower end of this trip 51 will be spurred synchronously, and making trip 51 and coupled arm 53 synchronous interlocks: trip 51 forms action back state (shown in the upper arrow of Fig. 7), and coupled arm 53 no longer touches this second limit switch 4.When not giving energising, then can stir the lower end that this forces flip bar 6 by staff, (shown in the below arrow of Fig. 7), to drive coupled arm 53 revolutions, and and then synchronously this trip 51 of interlock form state (shown in the upper arrow of Fig. 7) after starts, and this coupled arm 53 also no longer touches simultaneously this second limit switch 4.

See also shown in Figure 8, be to use the housing 8 of a cover-lifting type CD-ROM drive of the utility model coupler mechanism, disclose its lid of having raised 81 among the figure and have the shrinkage pool 811 that buckles into for trip double wedge 511 (Fig. 7), and announcement there is the push rod cap portion 201 that can be pressed down when supplying this lid 81 to cover.As shown in Figure 9, by two hole seats 15 are screwed into screw, be the inner roof wall that pedestal 1 can be fixed in housing 8, and because the utility model is integrated single module, so as long as this pedestal 1 is fixed at housing 8.

See also shown in Figure 9 again, the lid 81 that has covered is that the push rod among Fig. 52 is pressed down, shrinks, first limit switch 3 can be touched by cap portion 201 and be on, and lid 81 is also borrowed the shrinkage pool 811 among its Fig. 8 and is buckled into by trip 51, second limit switch 4 of this moment will be because of its coupled arm 53 of trip 51 interlocks, and is to detect the state that on becomes off more earlier; Other sees also shown in Figure 10, when the shrinkage pool 811 of lid 81 is released because of the action of trip 51, push rod 2 is borrowed the elastic reset of its elastic parts 21 and is protruded out to original state, and take advantage of a situation ejection lid 81 and open, make this moment first limit switch 3 be off because of protruding out of push rod 2, and second limit switch 4 of this moment again will be because of its coupled arm 53 of trip 51 interlocks, and is that the action that detects an on earlier becomes off again.

Still see also Fig. 9, shown in Figure 10, if when not giving energising, answering that desire is opened its lid 81 again, can be opened in through hole 82 under housing 8 drain pans by this, and via staff stir that this just is positioned at through hole 82 force flip bar 6 lower ends, but also still its trip 51 of interlock produce and discharge and actions of opening cover 81.

As above-mentioned the utility model structure, owing to no matter be all necessary motion detection of flip or the action of closing lid through first and second limit switch 3,4, so can allow these cover-lifting type CD-ROM drives correctly judge the action of lid 81, assign other CD player action again, so it is disconnected that the detection of its lid action judges that degree of accuracy will significantly improve and be unlikely erroneous judgement, so really more only the motion detection of the single limit switch of tool is judged more correct.Again because it is in order to force the member of flip: force flip bar 6, its manipulation end is positioned at the lower end of " just can expose from the through hole under the housing drain pan 82 ", in this cover-lifting type CD player running way, open by mistake its lid 81 so really can prevent user or other people, penetrate the accident that flies out and injure human body and cause inner disc to swash.Again owing to should push the push rod 2 of lid 81 open in order to elasticity, the contact portion of itself and lid 81 is plane cap portions 201, so will not injure the surface of contact of lid, more and its can be a kind of plastic material, really can solve the defective that the known make that easily injures lid with the direct promotion of spring is derived.

Certainly, coupler mechanism decapacitation of the present utility model is used in beyond the cover-lifting type CD-ROM drive, can also be used in any cover-lifting device that must use the cover-lifting type trip, must prevent that especially lid can be at the machine cover-lifting device that still mistake is raised in the running way.So that also can avoid the maloperation because of the user, and after causing lid to be raised, the lid of this cover-lifting device structure interior, that be in the running can expose, and operator or user's personal safety directly is on the hazard.

To sum up institute is old, and the coupler mechanism of a kind of cover-lifting device provided by the utility model really can solve known many defectives, belongs to a novel creation product with height practical value.

The above only is of the present utility model one preferable feasible embodiment, non-so promptly limit to interest field of the present utility model, the equivalent structure that all utilization the utility model instructionss and accompanying drawing content are done changes, and all reason is closed and given Chen Ming with being contained in the interest field of the present utility model.

Claims (10)

1, a kind of coupler mechanism of cover-lifting device is characterized in that, comprising:

One pedestal is fixedly arranged on cover-lifting device;

One push rod, activity are interspersed in described pedestal, and contact with the lid bottom surface of cover-lifting device;

One elastic parts is socketed on described push rod, and is supported between described push rod and the described pedestal;

One trip linkage part can be free rotatingly be installed on described pedestal, and described trip linkage part has a trip that can be connected in the lid of cover-lifting device;

One first limit switch is fixedly arranged on described pedestal, and movable described push rod can contact with described first limit switch; And,

One second limit switch is fixedly arranged on described pedestal, and rotating described trip linkage part can contact with described second limit switch;

External force drives described trip linkage part, and described trip linkage part revolution and the described trip of interlock discharge lid.

2, the coupler mechanism of cover-lifting device as claimed in claim 1, it is characterized in that, described pedestal is provided with an electromagnetic force driver element, and the trip of the telescopic lever of described electromagnetic force driver element and described trip linkage part connects each other to be established, and drives the whole trip linkage part revolution of trip and interlock.

3, the coupler mechanism of cover-lifting device as claimed in claim 2, it is characterized in that, the bottom side of described pedestal has accommodation space, ccontaining described electromagnetic force driver element in it, and described electromagnetic force driver element colludes by the elasticity of described pedestal both sides and is positioned in the described accommodation space.

4, the coupler mechanism of cover-lifting device as claimed in claim 1 is characterized in that, also be provided with one by movable be articulated in described pedestal stir the rotating flip bar that forces of this trip linkage part.

5, the coupler mechanism of cover-lifting device as claimed in claim 2 is characterized in that, also be provided with one by movable be articulated in described pedestal stir the rotating flip bar that forces of this trip linkage part.

6, the coupler mechanism of cover-lifting device as claimed in claim 5 is characterized in that, described trip linkage part comprises a described trip, an axostylus axostyle and a coupled arm; Described axostylus axostyle activity is arranged in described pedestal, described axostylus axostyle two ends be coupling respectively described trip and described coupled arm; Described trip top has double wedge, and the telescopic lever of bottom and described electromagnetic force driver element connects; Described coupled arm front stretches one can be compelled to the protruding axle that the flip bar is driven, and the rear end is relative with second limit switch.

7, the coupler mechanism of cover-lifting device as claimed in claim 6 is characterized in that, the described flip bar that forces, and its upper end forms a groove, and the lower end is to have an axis hole between free end and upper and lower side; The described flip bar that forces is articulated in described pedestal by described axis hole by activity; The protruding shaft extension of the described coupled arm of described trip linkage part is gone in the described upper end groove that forces the flip bar.

8, the coupler mechanism of cover-lifting device as claimed in claim 6, it is characterized in that, the activity of described trip linkage part is arranged in the first connecting portion bottom side of described pedestal, described first connecting portion is to protrude out from the pedestal front side, one pedestal hole of the horizontal tool in its bottom side, and vertical tool disconnects the breach of described first connecting portion and described pedestal front side wall together, and the axostylus axostyle of described trip linkage part is arranged in described pedestal hole, and the described trip of described trip linkage part is positioned at described breach.

9, the coupler mechanism of cover-lifting device as claimed in claim 6, it is characterized in that, described the 3rd connecting portion that forces the activity of flip bar to be articulated in described pedestal, described the 3rd connecting portion is to protrude out forward from described pedestal side, its root end is provided with described second limit switch, its free end then side is stretched a protruding axle, and described protruding axle sleeve is connected to the described described axis hole that forces the flip bar.

10, the coupler mechanism of cover-lifting device as claimed in claim 1 is characterized in that, described push rod, and its upper end horizontal expansion has a plane cap portion, and described cap portion contacts with the lid bottom surface of cover-lifting device.

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