CN101562771B - Rotatable combination sound box - Google Patents
Rotatable combination sound box Download PDFInfo
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- CN101562771B CN101562771B CN2009103019013A CN200910301901A CN101562771B CN 101562771 B CN101562771 B CN 101562771B CN 2009103019013 A CN2009103019013 A CN 2009103019013A CN 200910301901 A CN200910301901 A CN 200910301901A CN 101562771 B CN101562771 B CN 101562771B
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- plane
- box
- shape inclined
- mainframe box
- axle sleeve
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Abstract
The invention discloses a rotatable combination sound box and aims at providing a combination sound box which has compact and small appearance after being folded, is convenient for carrying along and processing and has simple structure. The combination sound box comprises a main box, and a left sound box and a right sound box that are arranged at two sides of the main box; the main box, the left sound box and the right sound box are arranged in a line; the left side and the right side of the main box are provided with symmetrical wedge-shaped inclined surfaces; the side surfaces of the left sound box and the right sound box close to the main box are an inverted wedge-shaped inclined surface; the inverted wedge-shaped inclined surface and the wedge-shaped inclined surface are attached to each other and are centrally symmetric graphics that are matched with each other, and are rotatablely connected by a rotation mechanism attached to the inclined surface. The rotatable combination sound box is applicable to the matched sound boxes of digital music products and notebook computers and is particularly suitable for being carried along.
Description
Technical field
The present invention relates to a kind of audio amplifier, relate in particular to a kind of combined box that comprises left and right audio amplifier and mainframe box.
Background technology
Its left and right audio amplifier of traditional combined box or split setting or be wholely set and can't fold with mainframe box, so volume is bigger than normal, is inconvenient to carry.Along with the emerge in multitude of miniature digital audio-visual products such as MP3, iPod, people often need audio amplifier carried and go out, and use traditional audio amplifier because of volume very inconvenience bigger than normal.The patent No. is disclosed a kind of 2.1 combined box of 02264864.X; Comprise a main sound box and a pair of left and right audio amplifier; Its left voice box and right voice box are linked on the said main sound box through the torsion elastic mechanism rotationally; On left and right sides audio amplifier and main sound box, also be provided with snap fastener, can left and right sides audio amplifier be folded on the main sound box.Though this combined box can fold left and right sides audio amplifier, its mechanism structure that is used to fold is complicated, and because of the left and right sides audio amplifier after folding and main sound box remain linear array successively, the overall dimensions after it folds are still bigger than normal.
Summary of the invention
The present invention mainly is the retracting mechanism complex structure that exists in the above-mentioned prior art in order to overcome, and it is bigger than normal to fold back overall dimension, is inconvenient to the deficiency of going out to carry, provide a kind of fold the back overall dimensions small and exquisite, be easy to carry, combined box simple in structure.
For realizing above-mentioned purpose; The present invention adopts following technical scheme: a kind of rotatable combination sound box; Comprise mainframe box and left voice box and the right voice box of being located at the mainframe box both sides; Mainframe box becomes word order with left voice box, right voice box, and the said mainframe box left and right sides is provided with the wedge shape inclined-plane of symmetry, and said left voice box and right voice box are to split the shape inclined-plane near the side of mainframe box; Split that shape inclined-plane and wedge shape inclined-plane fit and be the centrosymmetric image of coupling each other, and be rotatably connected through the rotating mechanism of being located on the applying inclined-plane.The present invention a kind ofly can fold the combination audio that folds through rotating left and right audio amplifier, for making things convenient for processing and forming, the material selection thermoplastics; For the overall dimensions after reducing to fold, the binding face of its left and right audio amplifier of combination audio of the present invention and mainframe box is the inclined-plane, therefore; Left and right audio amplifier can form the taper rotation through the rotating mechanism of being located on the applying inclined-plane; Behind the Rotate 180 degree, left and right audio amplifier forwards the position that becomes the herringbone symmetry with the origin-location to, at this moment; Combination audio yi word pattern is originally arranged and is become very compact isosceles triangle arrangement; Thereby dwindled the overall dimension of combination audio to greatest extent, because the applying inclined-plane of mainframe box and left and right audio amplifier is the centrosymmetric image that matees each other, so; It splits the shape inclined-plane and still is complementary with the wedge shape inclined-plane of mainframe box left and right audio amplifier behind the Rotate 180 degree, can guarantee that combination audio is in the folding neat appearance that folds the back profile.
As preferably; The wedge shape inclined-plane of said mainframe box both sides is perpendicular to horizontal plane, and its intersecting lens is positioned at the outside, mainframe box front, and the ratio of the positive width of mainframe box and height is greater than 0.15; Two wedge shape inclined-plane angles are 90 degree, and the shape inclined-plane is split in the front of said left and right audio amplifier with it angle is 45 degree.Two wedge shape inclined-plane angles are made as 90 degree, and the oblique angle that will split the shape inclined-plane simultaneously is made as 45 degree, and angle is complementary when fitted in two inclined-planes; Can guarantee that left and right audio amplifier becomes in-line to arrange with mainframe box, can know according to geometrical principle simultaneously that the cone angle of left and right audio amplifier this moment when doing the taper rotation is 90 degree; So left and right audio amplifier is vertical with mainframe box behind the Rotate 180 degree, parallel fully not outer the sticking up of then left and right audio amplifier; Thereby make overall dimension minimum and the profile rule of combination audio after folding neat, because the wedge shape inclined-plane of mainframe box both sides is perpendicular to horizontal plane, its intersecting lens is positioned at the outside, mainframe box front; So the mainframe box front has kept the part plane; In addition, the ratio of the positive width of mainframe box and height can guarantee that greater than 0.15 left and right audio amplifier can not produce interference when rotated.
As preferably, said rotating mechanism comprises: be located at the axle sleeve of center head band shape convex shoulder on the mainframe box wedge shape inclined-plane, and on the same inclined-plane with the centring ring that is located in the axle sleeve peripheral annular; Be located at left and right audio amplifier and split the axle sleeve through hole that center, shape inclined-plane cooperates with axle sleeve; And the location notch that is rotatably assorted with centring ring on the same inclined-plane; The lateral surface of said annular convex shoulder is provided with the forward tapering; Its end diameter is less than the axle sleeve through-hole diameter, and axle sleeve passes the axle sleeve through hole and passes through the inclined-plane engaging of the annular convex shoulder of head with two applyings, and said axle sleeve along the circumferential direction is provided with some U type breach equably at annular convex shoulder one end.The effect of rotating mechanism is to let the shape inclined-plane of splitting of left and right audio amplifier engage each other also and can relatively rotate with the wedge shape inclined-plane of mainframe box, also can be through rotating the folding audio amplifier that fold on the mainframe box so that left and right audio amplifier is connected to.When the wedge shape inclined-plane when splitting the shape inclined-plane and fit, the centring ring of annular inserts in the location notch that is rotatably assorted with it, and left and right audio amplifier can be rotated on the applying inclined-plane; Because of the annular convex shoulder of sleeve head is provided with the forward tapering, make it have guide effect, rely on the strain of material itself can pass the axle sleeve through hole easily; Again the annular convex shoulder that resiles afterwards engages the inclined-plane of two applyings, thereby has guaranteed that left and right audio amplifier is connected with the reliable of mainframe box, and annular convex shoulder is provided with U type breach at circumferencial direction; Make its strain more easily; Convenient left and right audio amplifier is connected with mainframe box, is made into integration with mainframe box and left and right voice box casing respectively owing to constitute axle sleeve, centring ring, axle sleeve through hole and the location notch of rotating mechanism, need not additional parts; Structure is greatly simplified, made things convenient for the processing and manufacturing of product.
As preferably, the location notch of left and right audio amplifier bottom is provided with the arc stopper slot, and the radian of stopper slot is 200 degree～270 degree, and the centring ring end face of mainframe box both sides is provided with limited post, and limited post is stuck in an end in the stopper slot.For guaranteeing rotatable 180 degree of left and right audio amplifier; Can not make the connecting line tangled up and knotted between itself and the mainframe box again because of continuous rotation; So the minimum curvature of stopper slot should guarantee limited post and can in stopper slot, turn over the radian of 180 degree, considers the diameter of limited post itself again, so the radian of stopper slot is located at 200 degree～270 degree intervals; Both can guarantee that left and right audio amplifier can rotate puts in place, can not rotate continuously in one direction again.
As preferably; Said mainframe box wedge shape inclined-plane is provided with the semicircle retaining groove that is provided with branch such as axle sleeve coaxial annular; Quantity is 8 or 8 with interior even number; Split at left and right audio amplifier and to be provided with the semicircle screens boss that cooperates with retaining groove on the shape inclined-plane, screens boss height is 0.5 millimeter～2.5 millimeters.Screens boss card drops in the retaining groove, makes between left and right audio amplifier and the mainframe box and can accurately locate, when slightly firmly rotating left and right audio amplifier; The screens boss of smooth-shaped skids off in retaining groove, and the strain of splitting shape inclined-plane and wedge shape inclined-plane dependence material self of fitting each other outwards flicks, after turning over certain angle; The screens boss slips in another retaining groove, follow slight " " sound, tangible screens feel is arranged on hand; This moment, left and right audio amplifier was reorientated, and for guaranteeing the screens of left and right audio amplifier when rotation 180 is spent, the quantity of retaining groove is required to be even number; Frequent screens when avoiding rotating; The quantity of retaining groove is advisable with 2 or 4 or 6 or 8, and the quantity of screens boss can be 1 or 2 or identical with the quantity of screens pit in addition, for the screens that makes left and right audio amplifier reliable; Moment of torsion required when avoiding rotating simultaneously is excessive; And the excessive deformation of splitting shape inclined-plane and wedge shape inclined-plane of fitting each other, the height of screens boss is advisable with 0.5 millimeter～2.5 millimeters, and quantity should not be above 4.
Therefore, the present invention has following beneficial effect: the combination audio that (1) folds after folding is the isosceles triangle arrangement, can reduce its overall dimension to greatest extent, conveniently goes out to carry.(2) simple in structure, need not to increase extra part, the convenient manufacturing and assembling reduces production costs.
Description of drawings
Fig. 1 is a structural representation of the present invention;
Fig. 2 is the local enlarged diagram of A portion among Fig. 1;
Fig. 3 is a mainframe box structural representation of the present invention;
Fig. 4 is a left and right loudspeaker box structure sketch map of the present invention;
Fig. 5 is the structural representation of rotatable combination sound sound of the present invention after folding folding.
Embodiment
Below in conjunction with accompanying drawing technical scheme of the present invention is done further description.
In Fig. 1, Fig. 2, Fig. 3, embodiment shown in Figure 4, rotatable combination sound sound of the present invention comprises mainframe box 1 and the left voice box of being located at mainframe box 1 both sides 2 and right voice box 3, mainframe box 1 and left voice box 2,3 one-tenth word orders of right voice box; Three's housing adopts plastics to process; The angle that mainframe box 1 left and right sides is provided with perpendicular to 16, two wedge shape inclined-planes 16, wedge shape inclined-plane of horizontal plane and symmetry is 90 degree, makes mainframe box 1 be pre-small post-large wedge shape; The width in mainframe box 1 front is 0.2 with the ratio of height; Said left voice box 2 and right voice box 3 are to split shape inclined-plane 17 near the side of mainframe box 1, and the oblique angle of splitting shape inclined-plane 17 is 45 degree, external appearance matching split that shape inclined-plane 17 fits with wedge shape inclined-plane 16 and the oblique angle is complementary; Guarantee mainframe box 1,3 one-tenths word orders of left voice box 2 and right voice box, wedge shape inclined-plane 16 and split shape inclined-plane 17 and be made as rectangle.The center is provided with the axle sleeve 4 of head band shape convex shoulder 5 on the wedge shape inclined-plane 16 of mainframe box 1; And the centring ring 6 that is located in axle sleeve 4 peripheral annular on the same inclined-plane together; 17 centers, shape inclined-plane of splitting at left and right audio amplifier are provided with the axle sleeve through hole 7 that cooperates with axle sleeve 4; And the location notch 9 that is rotatably assorted with centring ring 6 on the same inclined-plane, the lateral surface of said annular convex shoulder 5 is provided with 45 degree forward taperings, and its end diameter is less than axle sleeve through hole 7 diameters; Said axle sleeve 4 along the circumferential direction is provided with 4 U type breach 18 equably at annular convex shoulder 5 one ends, makes whole axle sleeve 4 be divided into 4.During installation; With the wedge shape inclined-plane 16 that mainframe box 1 is pressed close on shape inclined-plane 17 of splitting of left and right audio amplifier, because the end diameter of the annular convex shoulder 5 of axle sleeve 4 heads is less than the diameter of axle sleeve through hole 7, the lateral surface of annular convex shoulder 5 is provided with the forward tapering simultaneously; Strain by material itself; The axle sleeve 4 that is divided into 4 can curve inwardly distortion and pass axle sleeve through hole 7 easily, and resiles again, and the annular convex shoulder 5 of its head is fastened togather the inclined-plane of two applyings; Centring ring 6 inserts in the location notch 9, left and right audio amplifier and mainframe box 1 is formed be rotatably connected.Because the binding face of left and right audio amplifier and mainframe box 1 is the inclined-plane at 45 degree oblique angles, therefore, left and right audio amplifier can form the taper rotation of 90 degree cone angles; Behind the Rotate 180 degree, left and right audio amplifier is vertical with the origin-location, at this moment; Combination audio yi word pattern is originally arranged and is become the isosceles triangle arrangement, and concrete shape is referring to Fig. 5, thus the overall dimension of having dwindled rotatable combination sound sound to greatest extent; Because the applying inclined-plane of mainframe box 1 and left and right audio amplifier is a rectangle, so it splits shape inclined-plane 17 and still is complementary with the wedge shape inclined-plane 16 of mainframe box left and right audio amplifier behind the Rotate 180 degree; Make rotatable combination sound sound in the folding neat appearance that folds back maintenance profile; In addition, because the ratio of the positive width of mainframe box 1 and height is 0.2, can guarantee that left and right audio amplifier can not interfere when rotated each other.
The described mainframe box 1 of present embodiment is pre-small post-large wedge shape; Reach the folding principle that folds based on above-mentioned through the inclined-plane rotation, change the direction on wedge shape inclined-plane 16, make mainframe box 1 be pre-large post-small or up-small and down-big wedge shape; Change left and right audio amplifier simultaneously and split the direction on shape inclined-plane 17; The complementation on its maintenance and wedge shape inclined-plane 16 is fitted, and its functional effect and present embodiment are identical, so its embodiment belongs to protection scope of the present invention.
For avoiding left and right audio amplifier because of rotating the connecting line tangled up and knotted that causes continuously; Guarantee simultaneously turning to 180 accurate screens when spending; Location notch 9 bottoms at left and right audio amplifier are provided with arc stopper slot 12, and the radian of stopper slot 12 is 220 degree, and centring ring 6 end faces of mainframe box 1 both sides are provided with limited post 8; Limited post 8 is stuck in an end in the stopper slot 12; Because limited post 8 has certain diameter, its radian of in stopper slot 12, doing the arc slip is spent between 220 degree 200, thereby has guaranteed that the rotational angle between left and right audio amplifier and the mainframe box 1 is reasonably interval at one.In addition, on the wedge shape inclined-plane 16 of mainframe box 1,4 semicircle retaining grooves 11 are set, correspondingly split 4 semicircle screens boss 10 that cooperate with retaining groove 11 are set on the shape inclined-plane 17 at left and right audio amplifier with branches such as axle sleeve 4 coaxial annulars; The screens boss 10 that highly is 1 millimeter drops in the retaining groove 11, makes reliably screens between left and right audio amplifier and the mainframe box 1, when rotating left and right audio amplifier; The screens boss 10 of smooth-shaped skids off in retaining groove 11, and by the strain of material, the shape inclined-plane 11 of splitting of fitting each other outwards flicks with wedge shape inclined-plane 16; When turning over 90 when spending, positive stop lug boss 10 slips in the adjacent limited impression 11, the screens again of left and right audio amplifier; Follow this moment slight " " sound; Tangible screens sensation is arranged on hand, be rotated further 90 degree again, can left and right audio amplifier rotate in place and is convenient for carrying; When using, only need left and right audio amplifier counter-rotation 180 degree are got final product.
Claims (5)
1. rotatable combination sound box; Comprise mainframe box (1) and be located at the left voice box (2) and the right voice box (3) of mainframe box (1) both sides; It is characterized in that; Mainframe box (1) becomes word order with left voice box (2), right voice box (3), and said mainframe box (1) left and right sides is provided with the wedge shape inclined-plane (16) of symmetry, and said left voice box (2) and right voice box (3) are to split shape inclined-plane (17) near the side of mainframe box (1); Split shape inclined-plane (17) and fit with wedge shape inclined-plane (16) and centrosymmetric image, and be rotatably connected through the rotating mechanism of being located on the applying inclined-plane (15) for mating each other;
Said rotating mechanism (15) comprising:
Be located at mainframe box (1) wedge shape inclined-plane (16) and go up the axle sleeve (4) of center head band shape convex shoulder (5), and be located in the centring ring (6) of axle sleeve (4) peripheral annular together on the same inclined-plane;
Be located at left and right audio amplifier and split the axle sleeve through hole (7) that center, shape inclined-plane (17) cooperates with axle sleeve (4), and the location notch (9) that is rotatably assorted with centring ring (6) on the same inclined-plane,
The lateral surface of said annular convex shoulder (5) is provided with the forward tapering; Its end diameter is less than axle sleeve through hole (7) diameter; Axle sleeve (4) passes the inclined-plane engaging with two applyings of axle sleeve through hole (7) and the annular convex shoulder (5) through head; The location notch of left and right audio amplifier (9) bottom is provided with arc stopper slot (12); The radian of stopper slot (12) is 200 degree～270 degree, and centring ring (6) end face of mainframe box (1) both sides is provided with limited post (8), and limited post (8) is stuck in an end in the stopper slot (12).
2. rotatable combination sound box according to claim 1; It is characterized in that; The wedge shape inclined-plane (16) of said mainframe box both sides is perpendicular to horizontal plane, and its intersecting lens is positioned at the positive outside of mainframe box (1), and the ratio of the positive width of mainframe box (1) and height is greater than 0.15; Two wedge shape inclined-plane (16) angles are 90 degree, and shape inclined-plane (17) is split in the front of said left and right audio amplifier with it angle is 45 degree.
3. rotatable combination sound box according to claim 1 and 2 is characterized in that, said axle sleeve (4) along the circumferential direction is provided with some U type breach (18) equably at annular convex shoulder (5) one ends.
4. rotatable combination sound box according to claim 1 and 2; It is characterized in that; Said mainframe box (1) wedge shape inclined-plane (16) is provided with the semicircle retaining groove (11) that is provided with branch such as axle sleeve (4) coaxial annular; Quantity is 8 or 8 with interior even number, splits at left and right audio amplifier and is provided with the semicircle screens boss (10) that cooperates with retaining groove (11) on the shape inclined-plane (17), and screens boss (10) highly is 0.5 millimeter～2.5 millimeters.
5. rotatable combination sound box according to claim 3; It is characterized in that; Said mainframe box (1) wedge shape inclined-plane (16) is provided with the semicircle retaining groove (11) that is provided with branch such as axle sleeve (4) coaxial annular; Quantity is 8 or 8 with interior even number, splits at left and right audio amplifier and is provided with the semicircle screens boss (10) that cooperates with retaining groove (11) on the shape inclined-plane (17), and screens boss (10) highly is 0.5 millimeter～2.5 millimeters.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009103019013A CN101562771B (en) | 2009-04-28 | 2009-04-28 | Rotatable combination sound box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009103019013A CN101562771B (en) | 2009-04-28 | 2009-04-28 | Rotatable combination sound box |
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| Publication Number | Publication Date |
|---|---|
| CN101562771A CN101562771A (en) | 2009-10-21 |
| CN101562771B true CN101562771B (en) | 2012-05-30 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009103019013A Expired - Fee Related CN101562771B (en) | 2009-04-28 | 2009-04-28 | Rotatable combination sound box |
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| Country | Link |
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| CN (1) | CN101562771B (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104301848A (en) * | 2014-11-03 | 2015-01-21 | 四川量迅科技有限公司 | High-power loudspeaker |
| CN106995029B (en) | 2017-05-16 | 2020-06-19 | 纳恩博（北京）科技有限公司 | Turning mechanism and handle |
| CN107295440B (en) * | 2017-08-24 | 2023-07-21 | 歌尔科技有限公司 | Intelligent projection sound box |
| CN209488743U (en) * | 2018-10-12 | 2019-10-11 | 深圳市元鼎科技有限公司 | A kind of detachable combination sound box |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1633209A (en) * | 2004-12-08 | 2005-06-29 | 浙江恒科实业有限公司 | A rotary sound box |
| DE202006001396U1 (en) * | 2006-01-27 | 2006-04-13 | Kye Systems Corp., San Chung | Computer peripheral housing, e.g. for a webcam, loudspeaker or microphone, is designed with two parts that have sloping surfaces so that they can be rotated relative to each other to adjust the relative angle between them |
| CN201216007Y (en) * | 2008-07-18 | 2009-04-01 | 淇誉电子科技股份有限公司 | Panel rotation construction for loudspeaker box |
| CN201222789Y (en) * | 2008-06-20 | 2009-04-15 | 张志明 | Rotatable acoustic enclosure |
-
2009
- 2009-04-28 CN CN2009103019013A patent/CN101562771B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1633209A (en) * | 2004-12-08 | 2005-06-29 | 浙江恒科实业有限公司 | A rotary sound box |
| DE202006001396U1 (en) * | 2006-01-27 | 2006-04-13 | Kye Systems Corp., San Chung | Computer peripheral housing, e.g. for a webcam, loudspeaker or microphone, is designed with two parts that have sloping surfaces so that they can be rotated relative to each other to adjust the relative angle between them |
| CN201222789Y (en) * | 2008-06-20 | 2009-04-15 | 张志明 | Rotatable acoustic enclosure |
| CN201216007Y (en) * | 2008-07-18 | 2009-04-01 | 淇誉电子科技股份有限公司 | Panel rotation construction for loudspeaker box |
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| CN101562771A (en) | 2009-10-21 |
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Owner name: ZHEJIANG COMPUPAL CORP. Free format text: FORMER OWNER: ZHANG ZHIMING Effective date: 20111116 |
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