CN2371638Y

CN2371638Y - CD apparatus

Info

Publication number: CN2371638Y
Application number: CN 99213737
Authority: CN
Inventors: 曾永香; 陈明辉
Original assignee: DATENG ELECTRONIC ENTERPRISE Co Ltd
Current assignee: DATENG ELECTRONIC ENTERPRISE Co Ltd
Priority date: 1999-06-11
Filing date: 1999-06-11
Publication date: 2000-03-29
Anticipated expiration: 2009-06-11

Abstract

The utility model relates to a compact disc machine, which comprises a frame assembly, a tray assembly and a reading mechanism assembly, wherein the tray assembly is movably arranged on the frame assembly. The tray assembly is provided with a tray body, a dent portion and at least two movable buckled claws, wherein the dent portion, which is positioned on the tray body, is used for holding compact discs; the buckled claws, which are movably arranged on the edge of the dent portion, are used for clamping the compact discs. The reading mechanism assembly, which is pivoted on the frame assembly, is provided with a reading head for reading data in the compact discs.

Description

CD player

When providing a kind of the operation, the utility model can not may wear to the CD player of CD.

As everyone knows, the mode that CD player is taken in according to CD can be divided into three kinds of patterns: drawer type (drawer type) CD player, box (caddy type) CD player and pellet type (tray type) CD player, wherein relevant with the utility model is the pellet type CD player.The mode of operation of pellet type CD player is as follows: the user puts into the depressed part of pallet with CD, presses the hardware button of CD player then, makes in the pallet retraction CD player, and CD rotates in CD player, is read the data that stores in the CD by a read head.

Above-mentioned CD player is when horizontal positioned and no problem, yet CD player is in case when vertically being installed, just CD can drop out the depressed part of pallet, therefore must be provided with around depressed part and keep member, as the 5th, 737, No. 304 patents of the U.S..Keep member for avoiding CD to rub to when rotated, so painstakingly make in the design and keep member and CD keeps a distance, in other words, CD is just kept in the depressed part that member is confined to pallet, but be not fixed, when pallet retraction CD player, just have a pivot member pass CD mesopore and with CD because of fixed.Yet also before the not retraction CD player, CD can rock arbitrarily in depressed part, makes pivot member can't aim at mesopore at pallet, so pivot member can may wear to the surface around the mesopore when passing the mesopore of CD.

TaiWan, China is announced No. 327474 patent and is proposed another kind of CD player, and its depressed part side at pallet provides a clamping limb, radially acts on the CD edge, is used to prevent that CD from rocking in the depressed part of pallet.After pallet retraction CD player, this clamping limb can break away from CD, and clamping limb can not rub when making the CD rotation.But clamping limb only acts on the crafty of CD edge, and this mode also can't make the mesopore of CD accurately locate, and pivot member still can may wear to the surface around the mesopore when passing the mesopore of CD.

In view of this, the purpose of the utility model is to provide a kind of CD player, can not may wear to CD when operation.

The CD player of the utility model includes a frame assembly, a pallet assembly and a reading mechanism assembly.Wherein, the pallet assembly is movably to be arranged on the frame assembly, and this pallet assembly has a tray body, and is formed on the depressed part that is used for holding optical disk on the tray body and at least two and movably is arranged on the movable button pawl that the depressed part edge is used for chucking optical disk.The reading mechanism assembly then is hubbed on the frame assembly, and this reading mechanism assembly has a read head, is used to read the data in the CD.

As mentioned above, the utility model is provided with the movable button pawl around depressed part, these button pawls radially act on the CD, the crafty center that is CD of the friendship of acting force, can accurately calculate in advance, use the position of decision pivot member, so pivot member can accurately pass the mesopore of CD, can not may wear to the surface around the mesopore.

Again, the CD player of the utility model can more comprise an interlinked mechanism, is linked between the aforementioned movable button pawl, is used to make the movable button pawl to discharge CD simultaneously, makes after a while the CD movable button pawl that can not rub when rotated.

For above-mentioned purpose, the feature and advantage that make the utility model can become apparent, preferred embodiment cited below particularly and conjunction with figs. are described in detail as follows:

Figure 1A is the vertical view of the pallet assembly of the utility model CD player, and wherein the movable button pawl enters the top of depressed part;

The pallet that Figure 1B illustrates Figure 1A is put into the situation of CD;

Fig. 1 C is the upward view of Figure 1A;

Fig. 2 A is the upward view of pallet assembly of the CD player of the utility model, and wherein the interlinked mechanism action makes the movable button pawl leave the top of depressed part;

Fig. 2 B is the vertical view of Fig. 2 A;

The pallet that Fig. 2 C illustrates Fig. 2 B is put into the situation of CD;

Fig. 3 A is the three-dimensional exploded view of the frame assembly of the utility model CD player;

Fig. 3 B is the three-dimensional combination figure of the frame assembly of the utility model CD player;

Fig. 4 is the planimetric map of the movable part of the utility model frame assembly;

Fig. 5 is the stereographic map of the reading mechanism assembly of the utility model CD player;

Situation when Fig. 6 illustrates the utility model frame assembly and the combination of reading mechanism assembly;

Fig. 7 is the vertical view of the utility model CD player;

Fig. 8 illustrates the situation that the pilot pin of reading mechanism assembly enters the 3rd section groove of frame assembly.

See also Figure 1A, Figure 1A is the vertical view of the pallet assembly of the utility model CD player.The pallet assembly 10 of the utility model CD player has a tray body 100, and a depressed part 112 and a through hole 113 are set on tray body 100, and CD is positioned in the depressed part 112.Be provided with fluting 114,115 and movable button pawl 122,124 at the edge of depressed part 112, wherein movable button pawl 122,124 can move in fluting 115,114, in order to CD is clamped in (shown in Figure 1B) or release CD in the depressed part 112.

In fact, why movable button pawl 122,124 can be movable in fluting 115,114, is to utilize the interlinked mechanism that is arranged on tray body 100 bottoms to realize fully.See also Fig. 1 C, Fig. 1 C is the upward view of Figure 1A, be provided with three transmission components 121,123,127 in tray body 100 bottoms, it is hubbed at the bottom of tray body 100 respectively by torque spring 125,126,128, and around drive-connecting shaft 141,142,143 rotations.Between transmission component 121,127,123, interconnect and be unified into an interlinked mechanism with connecting rod 120,129 again.Therefore, come pushing tow transmission component 127 if in Fig. 1 C, impose external force 160 along the direction of arrow, then transmission component 127 will produce rotation around drive-connecting shaft 143, drive transmission component 121,123 via connecting rod 120,129 simultaneously and also produce rotation, and the result of rotation is shown in Fig. 2 A.The front is mentioned, why movable button pawl 122,124 can be movable in fluting 115,114, be to utilize the interlinked mechanism that is arranged on tray body 100 bottoms to realize fully, and movable button pawl 122,124 promptly is to be attached on the transmission component 121,123, and pass fluting 115,114 and protrude in the end face of tray body 100, therefore when the transmission component 121,123 of bottom moves, and then move together in movable button pawl 122,124 meetings of upper surface, shown in Fig. 2 B.Please contrast and consult Fig. 2 C, the place that Fig. 2 C is different with Fig. 2 B is to be placed with CD on the tray body 100, and by finding out among the figure, movable button pawl 122,124 leaves depressed part 112 fully at this moment, and loses the effect of chucking optical disk.

In sum,, can make all movable button pawls 122,124 break away from CD, lose the effect of clamping as long as apply external force 160 on transmission component 127.

Please consult Fig. 3 A and Fig. 3 B simultaneously, Fig. 3 A is the three-dimensional exploded view of the frame assembly of the utility model CD player, and Fig. 3 B is the three-dimensional combination figure of the frame assembly of the utility model CD player.The frame assembly 20 of the utility model has a frame body 24 and and supports top board 26.Support that top board 26 is to be attached on the end face of frame body 24, and support that top board 26 has a downward protrusion member 261.Frame body 24 is rectangle haply, one side therein be provided with

gear

21,22, drive by the motors (not shown) that are hidden in the frame body 24.More be provided with a movable part 23 on frame body 24, can move on frame body 24 along the direction of arrow among Fig. 3 A, this movable part 23 has guide groove 231, pilot pin 233, tooth bar 234 and pushing part 235.See also Fig. 4, Fig. 4 is the planimetric map of movable part 23, and guide groove 231 is Z-shaped haply, is made up of 2311,2312,2313 of first, second and third section grooves, and wherein first and third section groove 2311,2313 is level, and second section groove 2312 is for tilting.

See also Fig. 5, Fig. 5 is the stereographic map of the reading mechanism assembly of the utility model CD player.Reading mechanism portion becomes 30 to have one and be the substrate 31 of rectangle haply, and substrate 31 plate faces are provided with read head 36 and pivot member 35, and then linking at a side of substrate 31 has pilot pin 34.Reading mechanism assembly 30 is in when operation, is serve as spool to rotate (sense of rotation is represented with arrow in Fig. 5) with another side 33, makes the position of pivot member 35 and read head 36 to rise or to descend.

When assembling CD player of the present utility model, reading mechanism assembly 30 is to be installed in the aforesaid frame assembly 20, and wherein the side 33 of substrate 31 is attached to the inwall 241 of frame body 24, and pilot pin 34 is contained in the guide groove 231, as shown in Figure 6.

Please consult Fig. 1 C again, still be provided with tooth bar 131 and track 132 in tray body 100 bottoms, its middle orbit 132 is made up of first section rail 134 and second section rail 133, and first section rail 134 is parallel with tooth bar 131, and second section rail 133 bearing of trend is crooked with respect to first section rail 134.When the pallet assembly 10 of the utility model was installed on frame assembly 20, the tooth bar 131 of pallet assembly 10 bottoms was to be engaged on the gear 22 of frame assembly 20, and the pilot pin 233 of frame assembly 20 then is contained in the track 132 of pallet assembly 10 bottoms.Pallet assembly 10, frame assembly 20 and the relative position of reading mechanism assembly 30 after assembling are as shown in Figure 7, wherein pallet assembly 10 is represented by dotted lines, this moment, pallet assembly 10 was the state of spuing, and the user can put into CD pallet assembly 10 and be lived by movable button pawl 122,124 clampings.

The manner of execution of the utility model CD player now is described.Just begun as shown in Figure 7, pallet assembly 10 is the state of spuing, and the user puts into the depressed part 112 of pallet assembly 10 with CD and lived by movable button pawl 122,124 clampings.If desire to make pallet assembly 10 retraction CD player, then the user presses the hardware button (not shown) of CD player, the

gear

21,22 that is arranged on this moment on the frame assembly 20 drives rotation synchronously because of the motor (not shown) that is hidden in the frame body 24, its middle gear 21 is idle running, and gear 22 will make pallet assembly 10 produce and move and the retraction CD player because of being engaged in the tooth bar 131 of pallet assembly 10 bottoms; On the other hand, the pilot pin 233 on the frame assembly 20 relatively moves in first section rail 134 of pallet assembly 10 bottoms.When pilot pin 233 enters second section crooked rail 133 by first section rail 134, the bearing of trend of second section rail 133 of cause is different from first section rail 134, to force the direct of travel of pilot pin 233 to change, pilot pin 232 will be advanced along the bearing of trend of second section rail 133, again because pilot pin 233 is attached on the movable part 23, make that movable part 23 begins to move according to the direction of arrow among Fig. 6 and Fig. 7, and then make the tooth bar 234 of movable part 23 connect the gear 21 of original idle running, so just driving movable part 23, gear 21 continues to move according to the direction of arrow.

Movable part 23 begins when mobile, the pilot pin 34 of reading mechanism assembly 30 can be done reverse relatively moving in the guide groove 231 of movable part 23, wherein pilot pin 34 is begun to move by first section groove 2311 of level, in the time of can entering second section groove 2312 of inclination then, this moment, pilot pin 34 changed propradation into by originally moving horizontally, the pilot pin 34 that rises will make reading mechanism assembly 30 produce rotation (is the axle rotation with the side among Fig. 5 33), make the pivot member 35 and the read head 36 that are located on the reading mechanism assembly 30 and then rise.The read head 36 that rises will touch CD, and pivot member 35 will pass the mesopore of CD and contact with the protrusion member 26 of frame assembly 20, make CD be bound on the pivot member 35 and can't break away from.It should be noted that the movable button pawl 122,124 of pallet assembly 10 is decontroled as yet and broken away from CD at this moment.In other words, CD is kept jointly by pivot member 35 and movable button pawl 122,124 this moment.

Movable part 23 still continues to move under the drive of gear 21, and pilot pin 34 will enter the 3rd section groove 2313 of level by the second section groove 2312 that tilts, as shown in Figure 8, the pushing part 235 of movable part 23 can be pushed through on the transmission component 127 of pallet assembly 10 bottoms then.Look back noted earlierly,, can make movable button pawl 122,124 break away from CDs, lose the effect of clamping as long as apply external force 160 on transmission component 127.So under the pushing of pushing part 235, movable button pawl 122,124 just breaks away from CD, make after a while the CD movable button pawl 122,124 that can not rub when rotated.

In sum, the utility model is provided with movable button pawl 122,124 around depressed part 112, these button pawls radially act on the CD, the intersection point of acting force is the center of CD, can accurately calculate in advance, use the position of decision pivot member 35, so pivot member 35 can accurately pass the mesopore of CD, can not may wear to the surface around the mesopore.

When pivot member 35 passes the mesopore of CD and with after the protrusion member 26 of frame assembly 20 contacts, movable button pawl 122,124 just needs to break away from CD, is worn when rotated to avoid CD.For reaching this purpose, so the utility model designs an interlinked mechanism,, just can make movable button pawl 122,124 break away from CD simultaneously as long as trigger this interlinked mechanism, make after a while the CD movable button pawl 122,124 that can not rub when rotated.

Though the utility model discloses as above with preferred embodiment; right its is not in order to limit the utility model; anyly be familiar with this operator; in the spirit and scope that do not break away from the utility model; still can do a little change and retouching, so the protection domain of the utility model attached claim scope person of defining after looking is as the criterion.

Claims

1. CD player comprises:

One frame assembly:

One pallet assembly, movably be arranged on this frame assembly, this pallet assembly has a tray body, and is formed on the depressed part that is used for holding optical disk on the tray body and at least two and movably is arranged on the movable button pawl that this depressed part edge is used for this CD of clamping;

One reading mechanism assembly is hubbed on this frame assembly, and this reading mechanism assembly has a read head, is used to read the data in this CD.

2. CD player according to claim 1 is characterized in that, also comprises an interlinked mechanism, is linked between the described movable button pawl, is used to make described movable button pawl to discharge this CD simultaneously.

3. as the CD player as described in the claim 2, it is characterized in that this interlinked mechanism includes several transmission components and is linked to connecting rod between the described transmission component, wherein aforementioned movable button pawl system is linked on the described transmission component.