CN2781517Y - Optical player - Google Patents
Optical player Download PDFInfo
- Publication number
- CN2781517Y CN2781517Y CN 200520056076 CN200520056076U CN2781517Y CN 2781517 Y CN2781517 Y CN 2781517Y CN 200520056076 CN200520056076 CN 200520056076 CN 200520056076 U CN200520056076 U CN 200520056076U CN 2781517 Y CN2781517 Y CN 2781517Y
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- China
- Prior art keywords
- optical
- disc
- big footpath
- plummer
- path
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Abstract
The utility model relates to an optical disc player, which comprises a shell body, wherein one side of the shell body is provided with an optical-disc insertion opening, and a top plate, an optical-disc transporting roller and an optical-disc plummer are arranged in the shell body. The top plate and the optical-disc transporting roller are positioned at both sides of the optical-disc insertion opening and are used for clamping the optical disc inserted from the insertion opening, a column station used for positioning optical discs is arranged on the optical-disc plummer, and the front end of the column station is provided with a tapered station which can an optical-disc central hole lead to the column station. The shell body is far from one end of the optical-disc insertion opening, an optical-disc baffle plate of a major diameter and an optical-disc baffle plate of a minor diameter are arranged between the shell body and the optical-disc plummer, and a space between the optical-disc transporting roller and the optical-disc plummer and two side face points adjacent to the shell body are respectively provided with an optical-disc leading plate of a major diameter, wherein the guiding plates are used for leading an optical disc of a major diameter to the optical-disc plummer. The optical-disc playing device can accurately transport an optical disc of a minor diameter inserted from the insertion opening to the plummer, and has the advantage of simple structure. The utility model can be applied to a household optical-disc playing device or an optical-disc playing device carried by a car.
Description
Technical field
The utility model relates to disk player, particularly the path CD can be guided to disk player on the plummer from inserting mouth.
Background technology
By inserting a mouthful insertion, CD is directed to device inside and delivers on the plummer, carries out dvd playback then with CD, and such device is widely known by the people.In this disk player, be provided be installed in that CD inserts mouthful, diameter big fusiformis in the little two ends of mid diameter is transported roller and and transport the roller face-off, will be from inserting mouthful CD that inserts by transporting the top board that roller carries out clamping.
Above-mentioned insertion mouth, because of its width setup must be also bigger than the external diameter of big footpath CD, therefore, the path CD can insert under the situation that is biased to slotting inlet side.In addition, insert mouth and be provided with the CD test rod,, will start and transport roller, make its rotation if this test rod has detected CD from inserting a mouthful insertion.On the other hand, as previously mentioned, transport roller and be the thick fusiformis state in middle thin two ends, therefore, transport roller and only contact, can avoid when CD transports, the record surface of CD being made dirty with the neighboring of CD.
In such disk player, when big footpath CD inserted from inserting mouth, roller was transported in the test rod startup, makes its rotation, and big footpath CD is directed to device inside and is transported on the plummer.The big footpath CD that is transported on the plummer is positioned at the big footpath CD baffle plate of plummer inboard by contact, makes to transport action and stop.
On the other hand, be transported on the plummer by transporting roller if go up the path CD, the path CD will contact with the path CD baffle plate of being located at the plummer both sides, make this transport action and stop.By path CD baffle plate being located at the both sides of plummer, be biased to any side insertion of inserting about mouth even can guarantee the path CD, the path CD all can contact with one of them path CD baffle plate, thereby realizing that the path CD changes by path CD baffle plate transports the path, and is directed on the plummer.
But,, sometimes, transport the change in path and can not smooth and easyly carry out because the path CD is being compressed with the baffle plate position contacting.According to one's analysis, this is because transporting roller only contacts with the one-sided neighboring of path CD and cause, and in this state the path CD is transported, and can't produce the power in enough change paths.Therefore, need to consider that the path CD from the insertion of insertion mouth the time, inserts mouthful central position, the just solution that can't insert if not being positioned at.
Jap.P. 2004-71019 communique has disclosed a kind of disk player, and its structure is, mouthful a pair of test rod is set inserting, if the path CD can not make a pair of test rod move simultaneously, test rod just can not rotate.This device when the path CD from inserting when mouthful inserting, insert a mouthful central position if not being positioned at, just can't insert.But its complex structure.
Summary of the invention
The purpose of this utility model is the above-mentioned defective that overcomes prior art, provides a kind of and can the path CD be guided to disk player on the plummer by simple structure.
The utility model disk player comprises housing 1, housing 1 one sides are provided with CD and insert mouth 2, top board 3 is set in the housing 1, CD transports roller 4 and Optical disk supporter platform 7, top board 3 and CD transport roller 4 and are positioned at CD and insert mouthfuls 2 both sides and be used for clamping from inserting mouthful 2 CDs that insert, cylinder table 7b to the CD location is set on the Optical disk supporter platform 7, cylinder table 7b front end is provided with cd center hole is guided to frustum of a cone 7c on the cylinder table 7b, housing 1 inserts between mouthful 2 one ends and the Optical disk supporter platform 7 away from CD and is provided with big footpath CD baffle plate 16 and path CD baffle plate 15, and described CD transports between roller 4 and the Optical disk supporter platform 7, near place, housing 1 two sides, be provided for respectively big footpath CD is guided to big footpath CD guided plate 36 on the Optical disk supporter platform 7,36 '.
Wherein, the difference of distance, the end radius that is not more than described frustum of a cone 7c and the top radius between two big footpath CD guided plates 36,36 ' is added the numerical value of the overall diameter gained of big footpath CD.
This disk player transports in housing two big footpath CD guided plates is set between roller and the Optical disk supporter platform, as long as the end radius that the distances between two big footpath CD guided plates were set to, were not more than the frustum of a cone on the Optical disk supporter platform and the difference of top radius are added the numerical value of the overall diameter gained of big footpath CD, just can be transported on the plummer exactly from a path CD that inserts the mouth insertion.It is simple in structure, can be applicable on family expenses disk player or the vehicle mounted disk player.
Description of drawings
Figure 1A, B are the structural representation of the utility model disk player;
Fig. 2 is the structural representation of plummer among Fig. 1;
Fig. 3 inserts a mouthful interior constitutional diagram for the path CD is inserted into;
Constitutional diagram when Fig. 4 contacts with big footpath CD guided plate for the path CD;
Fig. 5 is the constitutional diagram of path CD when contacting with catch;
Fig. 6 is the path CD D among Fig. 5 and the location diagram of the path CD under the broadcast state;
Constitutional diagram when Fig. 7 is transported on the plummer for the path CD.
Embodiment
This disk player will big footpath CD guiding to this segment distance on the plummer from transporting roller, two big footpath CD guided plates are set, and the difference that is set to, is not more than the end radius of the frustum of a cone on the Optical disk supporter platform and top radius of the distance between two big footpath CD guided plates is added the numerical value of the overall diameter gained of big footpath CD.
Specify below in conjunction with accompanying drawing.
With reference to Figure 1A, B, this disk player one side is provided with the insertion mouth 2 that CD is inserted, and the top of this insertion mouth 2 is provided with to have installed controls the top board 3 that CD transports parts, and the below of inserting mouth 2 is equipped with transports roller 4.This transports roller 4 is than the slightly wide rubber system roller of width that inserts mouth 2, and the diameter in the middle of the roller is little, the two ends diameter is big, is fusiformis.In addition and this transport the top board 3 that roller 4 is in the face-off position, its inclination mode and to transport the shape of roller opposite forms a CD guide surface 5.In the middle of transporting roller 4 and CD guide surface 5, can one of formation make from the CD insertion mouthful space that 2 CDs that insert can pass through smoothly.The two ends of transporting roller 4 are supported by support 6, and this support 6 makes that to transport roller 4 close to CD guide surface 5 under the effect of spring (this spring does not have demonstration in the drawings).After CD is transported to plummer 7 tops, transports roller 4 and break away from, and CD is dropped on the plummer 7 from CD guide surface 5.
The path CD is guided to path CD baffle plate 15 on the plummer 7 being provided with on the top board 3, and will big footpath CD guide to the big footpath CD baffle plate 16 on the plummer 7.Path CD baffle plate 15 is provided with two and compares more close main frame inboard with plummer 7, is positioned at the catch 15a that the periphery of plummer 7 both sides and path CD contacts.Path CD baffle plate 15 is installed on the top board 3, and catch 15a is freely withdrawed from from the circuit 17 that transports of CD.
This CD transports circuit 17, is meant from inserting mouth 2 to the CD conveying channel the big footpath CD baffle plate 16.If 13 engagements of path CD baffle plate 15 and sliding panel, when big footpath CD from inserting mouthfuls 2 when inserting, sliding panel 13 takes place to rotate significantly to move because of left test rod 8, stirs 15 rotations of path CD baffle plate and catch 15a is transported in the circuit 17 from CD withdraw from.Like this, catch 15a just can not hinder having transported of big footpath CD.When the path CD inserted from inserting mouth 2, the catch 15a of path CD baffle plate 15 was positioned at CD and transports within the circuit 17, the path CD can be guided on the plummer 7.In the present embodiment, the part that catch 15a and path CD join is arranged on from the center line 17 ' that transports circuit 17 position of both sides 30mm to the left and right.
On top board 3, dispose frizzen 18 and the rotating fulcrum 18a of this frizzen 18 is moved the rotor plate 19 of control.Frizzen 18 1 ends be provided with plummer on CD the periphery butt touch sheet 18b, frizzen 18 other ends and be installed in that the control panel 20 of the left surface of main frame 1 is meshed press sheet 18c.Rotating fulcrum 18a is located at and touches sheet 18b and press between the sheet 18c, and this rotating fulcrum and the slotted hole 3a that is located on the top board 3 are chimeric, can move freely.On aforesaid rotor plate 19, have this rotating fulcrum 18a is limited in the first translot hole 19a of slotted hole 3a one side and rotating fulcrum 18a is limited in the second translot hole 19b of slotted hole 3a opposite side and the pod hole 19c that connects two translot holes.On the other hand, this rotor plate 19 and sliding panel 13 engagements, when sliding panel 13 is mobile significantly, pod hole 19c will allow rotating fulcrum 18a to move to the opposite side of slotted hole 3a towards rotating fulcrum 18a.
The effect of control panel 20 is, clamping device and the aforementioned action of transporting the support 6 of roller 4 of support are controlled, if the periphery of CD with touch sheet 18b and contact, frizzen 18 rotates, control panel 20 will be under the effect that presses sheet 18c move to the direction of inserting mouthfuls 2.Be accompanied by this and move, control panel 20 makes motor (this motor does not have demonstration in the drawings) running.Subsequently, control panel 20 continues to move to the direction of inserting mouth 2 under the power of motor, makes the clamping device starting, and will transport roller 4 from 5 disengagings of CD guide surface by support 6.
Clamping device by the clip 30 of built-in permanent magnet, from three directions to the periphery of this clip 30 carry out clamping supporting rod 31, with this supporting rod 31 be supported in top board 3 make its rotor plate that can freely rotate 32, with the action of control panel 20 pass to rotor plate 32 transmission bar 34, give that rotating force makes rotor plate 32 be positioned at the counter-rotating spring 33 of a side or opposite side turned position, cam hole 3b and the lug 3c that is positioned on the top board 3 constitutes.When under the power of control panel 20 at motor when the direction of inserting mouthfuls 2 moves, control panel 20 is stirred rotor plate 32 by transmitting bar 34, making rotor plate 32 is that the center clockwise direction is rotated with clip 30, and supporting rod 31 falls from cam hole 3b, makes clip 30 close to plummer 7.After clip 30 was clamped in CD on the plummer 7, rotor plate 32 was further rotated, and supporting rod 31 and lug 3c engagement discharge the clamping to clip 30.
As shown in Figure 2, plummer 7 is provided with the chimeric cylinder table 7b to the CD location of center pit of the putting surface 7a that puts CD and CD, cylinder table 7b upper end is provided with cd center hole is guided to frustum of a cone 7c on the cylinder table 7b, the following table of frustum of a cone 7c and cylinder table 7b upper surface are suitable, and the upper table surface of frustum of a cone 7c is less than its following table.In present embodiment, the diameter 7e of cylinder table 7b upper surface (also being frustum of a cone 7c following table) is made as 15mm, and the diameter 7d of frustum of a cone 7c upper table surface is made as 13mm.Plummer 7 is installed in by plummer motor 21 and plays on the substrate 35.Support 6, aforesaid control panel 20 and other parts are installed on this broadcast substrate 35.
Big footpath CD baffle plate 16 is positioned at housing 1 away from inserting mouthful 2 one ends, and to be between the plummer 7 with plummer 7 be the half arcwall shape at center, and it is located on the top board 3, gives prominence to the direction of plummer 7.Add the numerical value of the overall diameter gained of big footpath CD at the two ends of this circular arc, towards the difference of transporting roller 4, be provided for big footpath CD is guided to distance, the end radius that is not more than described frustum of a cone 7c and top radius between 36,36 ', two big footpaths of big footpath CD guided plate CD guided plate 36,36 ' of the linearly shape on the Optical disk supporter platform 7 near housing about 1 two medial surface places, respectively.Two big footpath CD guided plates 36,36 ' one ends contact with the both ends of big footpath CD baffle plate 16 respectively, and their other end approaches to transport roller 4 (in the present embodiment, this end and the distance of transporting roller 4 being made as 8mm).In the present embodiment, radius is 7.5mm at the bottom of the frustum of a cone 7c, the top radius is 6.5mm, the overall diameter of big footpath CD is 120mm, distance between two big footpath CD guided plates 36,36 ' is 121mm, therefore the big footpath of half arc CD baffle plate 16 is 60.5mm with the distance at plummer center, when big footpath CD contacts with big footpath CD baffle plate 16, can guarantee that frustum of a cone 7c upper table surface is positioned at the cd centre hole site that diameter is 15mm, the center pit of the big footpath CD that drops on the plummer is guided on the cylinder table 7b exactly by frustum of a cone 7c.In addition, the catch 15a of path CD baffle plate 15 is set in apart from the position of plummer center 40.5mm.
Adopt the big fusiformis of mid diameter little two ends diameters to transport roller because above-mentioned CD transports roller 4, can remain with the periphery of CD and contact, avoid the record surface of CD is made dirty so transport roller 4.
The following describes CD and be written into process:
Fig. 3 has shown the state when the path CD is inserted on the left side that is offset to insertion mouth 2.At this moment, the periphery in path CD D left side is sandwiched in and transports between roller 4 and the CD guide surface 5.The record surface of path CD D and transport roller 4 and CD guide surface 5 all is in contactless state.In addition, the detection lug 8a of left test rod 8 contacts with the periphery of path CD D, rotates significantly to clockwise direction.Be accompanied by this rotation, sliding panel 13 also takes place significantly to move, and the catch 15a that makes path CD baffle plate 15 withdraws from from the circuit 17 that transports of CD.Because (do not have among this motor figure and show) started motor in the rotation of left test rod 8, switch 10, so, transport roller 4 and begin path CD D is transported to internal body.Simultaneously, spiral spring 12 is given left test rod 8 to the power of counterclockwise rotating by web 11, detection lug 8a on the test rod 8 of a left side gives the power that path CD D moves to the center direction of inserting mouth 2, but when this power deficiency so that path CD D when the center direction of inserting mouthfuls 2 moves (when particularly inserting mouthfuls 2 left end and placing down, the suffered power of detection lug 8a will add the deadweight of path CD, be easy to occur this situation), the state that path CD D will keep deflection to insert mouthful 2 left sides transports to internal body.
As shown in Figure 4, path CD D transports to internal body under the state that is keeping deflection insertion mouthful 2 left sides, after the maximum outside diameter of path CD D passes through detection lug 8a, under the effect of spiral spring 12, detection lug 8a on the test rod 8 of a left side gives the power that path CD D moves to the left end that inserts mouth 2, this be because the periphery of path CD D under the contact that transports roller 4 and CD guide surface 5 is supported, detection lug 8a makes path CD D move to the outside direction that transports circuit 17 to pressing of path CD D left rear side.But,, can stop this detection lug 8a that the path CD is moved to the left end that inserts mouthfuls 2 when before the left side of the periphery of path CD D and big footpath CD guide member 36 during end in contact.Like this, path CD D is sent to internal body along big footpath CD guide member 36.In addition,, can remain with the periphery of path CD and contact, avoid the record surface of CD is made dirty so transport roller 4 because transport the outside that the end of roller 4 is projected into big footpath CD guide member 36 and 36 '.And, being accompanied by the path CD and further being transported to internal body, left test rod 8 will be returned to primary position under the effect of spiral spring 12, and sliding panel 13 also returns to primary position simultaneously.Consequently, catch 15a the contacting of path CD D of transporting in the circuit 17 and transporting into that turn back to CD becomes possibility.
With reference to Fig. 5,6, after the catch 15a in path CD D periphery and left side touches, the carriage direction of path CD D will change under the effect of catch 15a.The external diameter of path CD D is 80mm, catch 15a the distance transport the center line 17 ' 30mm of circuit 17 the place.Being transported the path CD D that comes under the catch 15a in left side and the state that is offset to left side 20.5mm with respect to the center line 17 ' that transports circuit 17 compares, in the place near big footpath CD guide member 36 9.5mm in left side, this catch 15a contacts with the periphery of path CD D.Consequently, transporting the power that 4 pairs of CDs of roller transport will make the path CD move to the direction of plummer 7.
As shown in Figure 7, when path CD D periphery with after two catch 15a that are located at plummer 7 both sides contact simultaneously, path CD D stops to move to internal body.In addition, path CD D rotates frizzen 18 with before two catch 15a contact, and with control panel 20 startings, transports roller 4 and breaks away from from CD guide surface 5 thereby make.Be accompanied by this disengaging action, path CD D drops on the putting surface of plummer 7, and the center pit d of path CD D and cylinder table 7b are chimeric under the guiding of frustum of a cone 7c.Then, the clip mechanism action, D plays to the path CD.
In Fig. 4, suppose not big footpath CD guide member 36, the center of path CD D will be transported to main frame inside near under the state in left side more than the situation in present embodiment.Consequently, the position that the periphery of catch 15a and path CD D is joined, littler than this value of this routine 9.5mm.At this moment, catch 15a will be near the front end of path CD D carriage direction, and the place smaller with degree of tilt contacts.Will make the circuit that transports of path CD D switch the difficulty that becomes like this.
In the utility model, insert mouth 2 between the plummer 7 at internal body, the difference that is provided with distance, the end radius that is not more than described frustum of a cone 7c and top radius between 36,36 ', two big footpaths of CD guide members, two big footpaths CD guided plate of will big footpath CD guiding on the plummer 7 36,36 ' is added the numerical value of the overall diameter gained of big footpath CD.As long as will be somebody's turn to do big footpath CD guide member 36,36 ' be located at transport roller 4 near, just path CD D can be transported on the plummer 7.
In the present embodiment, introduced and will big footpath CD two continuous big footpath CD guide members 36,36 ' be set from the top board 3 that transports roller 4 and guide to this segment distance on the plummer 7.In the practical application, big directly CD guide member 36,36 ' can intermittently be provided with, and can be located on the top board 3, also can be located at and play substrate 35 1 sides, and big footpath CD guide member 36,36 ' can extend to from plummer 7 and insert mouth 2.
Frustum of a cone 7c top radius is 6.5mm in the present embodiment, in the practical application, as long as frustum of a cone 7c top radius is not more than 7.5mm.In addition, big footpath CD guide member 36,36 ' and transport distance between the roller 4 can be set arbitrarily in the scope that can not counteract action.
The utility model generally is used for the family expenses disk player, also can be used on the vehicle mounted disk player.
Claims (6)
1, disk player, comprise housing (1), housing (1) one side is provided with CD and inserts mouthful (2), top board (3) is set in the housing (1), CD transports roller (4) and Optical disk supporter platform (7), top board (3) and CD transport roller (4) and are positioned at the both sides that CD inserts mouthful (2) and are used for clamping from inserting the CD that insert mouthful (2), cylinder table (7b) to the CD location is set on the Optical disk supporter platform (7), cylinder table (7b) front end is provided with cd center hole is guided to the frustum of a cone (7c) on the cylinder table (7b), housing (1) inserts between mouthful (2) one ends and the Optical disk supporter platform (7) away from CD and is provided with big footpath CD baffle plate (16) and path CD baffle plate (15), and it is characterized in that: described CD transports between roller (4) and the Optical disk supporter platform (7), near place, housing (1) two sides, be provided for respectively big footpath CD is guided to big footpath CD guided plate (36 on the Optical disk supporter platform (7), 36 ').
2, disk player according to claim 1 is characterized in that: the difference of distance, the end radius that is not more than the described frustum of a cone (7c) and top radius between described two big footpath CD guided plates (36,36 ') is added the numerical value of the overall diameter gained of big footpath CD.
3, disk player according to claim 1, it is characterized in that: described CD transports roller (4) and transports roller for the big fusiformis of the little two ends of mid diameter diameter, and this transports the outside that roller (4) two ends extend to described two big footpath CD guided plates (36,36 ').
4, disk player according to claim 1 is characterized in that: described big footpath CD guide member (36,36 ') be located at that top board (3) is gone up or the broadcast substrate (35) of disk player on.
5, disk player according to claim 1 is characterized in that: described big footpath CD baffle plate (16) is to be the semicircular arc wall in the center of circle with the plummer center.
6, disk player according to claim 5 is characterized in that: described big footpath CD baffle plate (16) be arranged at that top board (3) is gone up or the broadcast substrate (35) of disk player on.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200520056076 CN2781517Y (en) | 2005-03-17 | 2005-03-17 | Optical player |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200520056076 CN2781517Y (en) | 2005-03-17 | 2005-03-17 | Optical player |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2781517Y true CN2781517Y (en) | 2006-05-17 |
Family
ID=36762718
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200520056076 Expired - Lifetime CN2781517Y (en) | 2005-03-17 | 2005-03-17 | Optical player |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2781517Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101727936B (en) * | 2008-10-15 | 2011-05-04 | 谷林电器(深圳)有限公司 | Position detection device of optical disc loading terminal |
-
2005
- 2005-03-17 CN CN 200520056076 patent/CN2781517Y/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101727936B (en) * | 2008-10-15 | 2011-05-04 | 谷林电器(深圳)有限公司 | Position detection device of optical disc loading terminal |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CX01 | Expiry of patent term |
Expiration termination date: 20150317 Granted publication date: 20060517 |