CN1244928C

CN1244928C - CD player

Info

Publication number: CN1244928C
Application number: CN 03125021
Authority: CN
Inventors: 陈俊廷
Original assignee: BenQ Corp
Current assignee: BenQ Corp
Priority date: 2003-04-29
Filing date: 2003-04-29
Publication date: 2006-03-08
Anticipated expiration: 2023-04-29
Also published as: CN1542805A

Abstract

The present invention relates to a CD player which comprises a pallet, a supporting rack fixed on the pallet, a connecting rod pivoted with the supporting rack, a locking fastener, an electromagnetic valve which is fixed on the supporting rack and has one end combined with the connecting rod, a bolt and a track, wherein the locking fastener and the connecting rod are combined and pivoted on the supporting rack, and the locking fastener has a first bulged part. The locking fastener clamped on the bolt can be rotatablely separated from the bolt in order to quit the pallet from the CD player. The track has a concave part and a second bulged part, after the locking fastener is completely separated from the bolt, the concave part and the second bulged part are used for pushing and pressing the first bulged part of the locking fastener in the process of quitting the pallet, and the locking fastener is recovered to a position before rotation.

Description

CD player

Technical field

The present invention relates to a kind of CD player, but particularly a kind of CD player of moving back sheet mechanism with automatic homing.

Background technology

In the known technology, the sheet mechanism of moving back of CD player is the effect that utilizes a solenoid valve, a helical spring and a blocking element to reach locking or discharge CD pressure pin (plunger), as U.S. Pat 6,320, in 838 instructionss shown in Fig. 3,4.This patent is to utilize the blocking element be incorporated into solenoid valve to embed in the groove of pressure pin push rod and the locking pressure pin, and when solenoid valve move, blocking element left groove, and pressure pin is by the restoring force ejection of a spring.The whole sheet mechanism of moving back is located at pressure pin place in addition, thus need bigger installing space, and be not suitable for small-sized CD player, especially be unsuitable for the thin type CD player of notebook.

U.S. Pat 5,963 for another example, and 528 patent specifications are shown in Figure 13, and it utilizes the sheet that moves back of a solenoid valve and a lever-type blocking element control CD player pallet to move.The claw that this patent utilization is incorporated into the blocking element of solenoid valve fastens the pallet that an outstanding engaging lever locks CD player, and when solenoid valve moved, this blocking element separated with this engaging lever and pallet is withdrawed from.Though it moves back sheet mechanism position on pallet thereby improved the problem of space requirement, when the user promoted the pallet playback, the magnetic force that must firmly overcome solenoid valve made the solenoid valve playback, and this causes the inconvenience in the use.

Summary of the invention

But the present invention relates to a kind of CD player of moving back sheet mechanism with automatic homing, particularly a kind of when utilizing pallet to move back sheet, the CD player that solenoid valve is playbacked voluntarily, the user needn't overcome the magnetic force of solenoid valve thus, so very comfortable and convenient when using.

For reaching above-mentioned purpose, the invention provides a kind of CD player, it comprises: a pallet; With the discrete track of described pallet, it has one second protuberance; One support is fixed on this pallet; One connecting rod is hubbed on the described support; One snap close piece, articulate and be arranged on the support with connecting rod, when the stressed rotation of connecting rod, will drive snap close piece, this snap close piece only can be done along the first direction that deviates from described track by the restriction of connecting rod to rotate freely, then need follow connecting rod to rotate on the second direction of described track, snap close piece has one first protuberance on a side of second protuberance of described track; One solenoid valve is fixed on the support, and an end can be in conjunction with described connecting rod; And a bolt, snap close piece is clamped on this bolt, and snap close piece is rotatable to be separated with this bolt, makes the pallet machine that ejects CD; Wherein, second protuberance of described track is positioned on the moving direction of the contact point of snap close piece and track when snap close piece is rotated in a second direction; Stressed and then when driving snap close piece and rotating when connecting rod, snap close piece separates with bolt withdraws from pallet, and first protuberance of second protuberance pushing snap close piece of track makes the position snap close piece can return back to not rotation in the process that pallet withdraws from before.

For reaching above-mentioned purpose, but the invention provides a kind of CD player of moving back sheet mechanism with automatic homing, it comprises that a pallet, is fixed on support, on this pallet and is hubbed at connecting rod, a latching member, on the above-mentioned support and is fixed on this support and an end can be in conjunction with solenoid valve, a bolt and a track of above-mentioned connecting rod.

Wherein snap close piece combines and is hubbed on the support with connecting rod, and is subjected to the restriction of connecting rod, and it only can rotate freely towards a direction, then need follow connecting rod to rotate towards other direction, and this snap close piece also comprises one first protuberance.

Snap close piece is held on the described bolt, and when pallet ejected CD machine, solenoid valve discharged described connecting rod, and utilizes the effect of a compression spring that snap close piece is rotated with connecting rod, so snap close piece is rotatable and separate with described bolt.Track has a depressed part and one second protuberance, when snap close piece with after bolt separates, in the process that pallet withdraws from, first protuberance of depressed part and second protuberance pushing snap close piece makes the position before snap close piece and connecting rod return back to not rotation.

When pallet returns back in the process of the position before not withdrawing from, when the head conflict prodger of snap close piece is carried out relative motion, but since snap close piece only folk prescription to the characteristic that rotates freely, make the snap close piece folk prescription after rotation, return back to the position of clamping prodger, thereby can not affect connecting rod and solenoid valve.

Description of drawings

Fig. 1 is the stereographic map that moves back sheet mechanism of CD player of the present invention;

Fig. 2 is the part enlarged drawing that moves back sheet mechanism of CD player of the present invention;

Fig. 3 is the three-dimensional exploded view that moves back sheet mechanism of CD player of the present invention;

Fig. 4 b to 4e implements normally to move back the front elevation that moves back sheet mechanism in the sheet process for CD player of the present invention;

Fig. 4 a is the side view that moves back sheet mechanism among Fig. 4 b; And

Fig. 5 a to 5d is the front elevation that CD player of the present invention implements to move back in the emergent rejecting process sheet mechanism.

Embodiment

For above-mentioned and other purposes of the present invention, feature and advantage can be become apparent, a preferred embodiment cited below particularly, and conjunction with figs. is elaborated as follows:

As shown in Figure 1, 2, 3, CD player of the present invention moves back the front end that sheet mechanism is positioned at the pallet 20 of a CD player.One support 100 is fixed on the pallet 20, and a connecting rod 60 serves as that axle is hubbed on the support 100 with latch 160, and a snap close piece 80 serves as that the axle pivot is connected with connecting rod 60 with latch 160 equally, and rotatably fixing with clasp 200.Snap close piece 80 and when rotated toward the clockwise direction by the restriction of connecting rod 60 need follow connecting rod 60 to rotate.Snap close piece 80 also comprises one first protuberance 82.One solenoid valve 120 is fixed on the support 100 and an end linking rod 60 with bolt 220.In addition, move back sheet mechanism and also comprise a bolt 240, a track 40, one torque springs 140 and a compression spring 180, but bolt 240 and track 40 are not positioned on the pallet 20.Torque spring 140 is installed on the connecting rod 60, and an end is resisted against snap close piece 80.After snap close piece 80 turns clockwise, can return back to the not preceding position of rotation by the torsion of torque spring 140.Compression spring 180 1 ends are fixed on the connecting rod 60, and the other end contacts with pallet 20.Generally move back the action of sheet

Shown in Fig. 4 b to 4e, it moves back sheet button (not shown go out) back pallet 20 and moves back the sheet action normally for the user presses.Fig. 4 a is the side view that moves back sheet mechanism among Fig. 4 b.

Snap close piece 80 is former to be clamped on the bolt 240, shown in Fig. 4 b.When pallet 20 ejected CD machine, solenoid valve 120 release link 60 were shown in Fig. 4 c.Utilize the restoring force of compression spring 180, make snap close piece 80 with connecting rod 60 rotations.Therefore, snap close piece 80 turns clockwise and separates with bolt 240.Track 40 has a depressed part 42 and one second protuberance 44, and this depressed part links to each other with second protuberance.When snap close piece 80 with after bolt 240 separates, in the process that pallet 20 withdraws from, first protuberance 82 of snap close piece 80 moves along depressed part 42, makes snap close piece 80 keep rotating, shown in Fig. 4 d.Up to first protuberance 82 of second protuberance, 44 pushing snap close pieces 80, make the position before snap close piece 80 and connecting rod 60 return back to not rotation, make solenoid valve 120 playback simultaneously, shown in Fig. 4 e.

The action of emergent rejecting

When CD player produced fault or other reasons and can't normally move back sheet, the user can insert with the object of thin rod shape in the default hole of CD player and carry out emergent rejecting.Fig. 5 a to 5d represents the action of the emergent rejecting of CD player of the present invention.

The user inserts CD player with a thin bar 600, shown in Fig. 5 a, touches snap close piece 80 with thin bar 600 pressures, and snap close piece 80 is drawn back earlier a little, then rotates in a clockwise direction with bolt 240 and separates, and shown in Fig. 5 b, pallet 20 is withdrawed from smoothly thus.In the process that pallet 20 withdraws from, except that the restoring force that utilizes torque spring 140, first protuberance 82 of snap close piece 80 advances along the depressed part 42 of track 40, push first protuberance 82 of snap close pieces 80 up to second protuberance 44 of track 40, make the position before snap close piece 80 and connecting rod 60 return back to not rotation, shown in Fig. 5 c and Fig. 5 d.

Effect of the present invention

CD player of the present invention, mainly the depressed part 42 by track 40, second protuberance 44 and First protuberance 82 of snap close piece 80 moves back to press in the process of sheet at pallet 20 and touches and do relative motion, Make snap close piece 80 instant homing in moving back the sheet process. Promote the process of pallet 20 playback the user In, after only the head 84 conflict bolts 240 of snap close piece 80 do relative motion, once again with bolt 240 combinations, Therefore user's magnetic force that need not overcome magnetic valve 120 just can make pallet 20 playback.

During emergent rejecting, the user only need make snap close piece 80 rotations just can make snap close piece 80 and bolt 240 Separate and withdraw from pallet 20, need not start magnetic valve 120 release link 60, like this, implement promptly to move back Also need not overcome the magnetic force of magnetic valve 120 during sheet.

Although the present invention discloses with preferred embodiment, it is not to limit the present invention, any ability The technical staff in territory is not breaking away from the spirit and scope of the invention, can make and changing and retouching, therefore originally The protection domain of invention is defined with accompanying claims.

Claims

1. CD player comprises:

One pallet;

With the discrete track of described pallet, it has one second protuberance;

One support is fixed on this pallet;

One connecting rod is hubbed on the described support;

One snap close piece, articulate and be arranged on the support with connecting rod, when the stressed rotation of connecting rod, will drive snap close piece, this snap close piece only can be done along the first direction that deviates from described track by the restriction of connecting rod to rotate freely, then need follow connecting rod to rotate on the second direction of described track, snap close piece has one first protuberance on a side of second protuberance of described track;

One solenoid valve is fixed on the support, and an end can be in conjunction with described connecting rod; And

One bolt, snap close piece are clamped on this bolt, and snap close piece is rotatable to be separated with this bolt, make the pallet machine that ejects CD;

Wherein, second protuberance of described track is positioned on the moving direction of the contact point of snap close piece and track when snap close piece is rotated in a second direction; Stressed and then when driving snap close piece and rotating when connecting rod, snap close piece separates with bolt withdraws from pallet, and first protuberance of second protuberance pushing snap close piece of track makes the position snap close piece can return back to not rotation in the process that pallet withdraws from before.

2. CD player as claimed in claim 1 wherein also comprises a torque spring, is installed on the connecting rod, and an end of this torque spring is resisted against snap close piece, after snap close piece rotates freely towards described first direction, can return back to the not preceding position of rotation by the torsion of spring.

3. CD player as claimed in claim 2, thus wherein snap close piece can not affect connecting rod to rotate the back alone to separate with described bolt pallet is withdrawed from, and then first protuberance of second protuberance of track pushing snap close piece makes the position before snap close piece returns back to not rotation.

4. CD player as claimed in claim 1 wherein also comprises a compression spring, and this compression spring one end is fixed on the connecting rod, other end contact pallet, when described solenoid valve release link, compression spring utilizes elastic force to promote connecting rod and rotates, and connecting rod promotes the snap close piece rotation to be separated with bolt.

5. CD player as claimed in claim 1, its middle orbit has a depressed part, this depressed part links to each other with second protuberance, when snap close piece with after bolt separates in the process that pallet withdraws from, first protuberance of snap close piece moves along depressed part, snap close piece keep to be rotated, and first protuberance up to second protuberance pushing snap close piece of track makes the position before snap close piece returns back to not rotation.

6. CD player as claimed in claim 1, wherein connecting rod and snap close piece are hubbed on the support by a latch.

7. CD player as claimed in claim 1, wherein pallet can slide in conjunction with track.