CN101287307A - Loudspeaker of electric powered steering type - Google Patents
Loudspeaker of electric powered steering type Download PDFInfo
- Publication number
- CN101287307A CN101287307A CNA2008100673006A CN200810067300A CN101287307A CN 101287307 A CN101287307 A CN 101287307A CN A2008100673006 A CNA2008100673006 A CN A2008100673006A CN 200810067300 A CN200810067300 A CN 200810067300A CN 101287307 A CN101287307 A CN 101287307A
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- audio amplifier
- shaped
- support body
- loudspeaker
- ring surface
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Abstract
The invention relates to a motor-driven steering speaker which comprises a speaker body, a frame body and an electric transmission mechanism and is characterized in that: the frame body is composed of an annular face rack and a reversed U-shaped rack vertically installed at the back of the annular face rack; the speaker body is composed of a circular main face with the diameter slightly smaller than the inner diameter of the annular face rack and a hemispheric cover buckled on the back of the circular main face; the speaker body is articulated with the frame body by a rotating shaft; a limit adjusting mechanism which can adjust the angle of the speaker body to rotate outwards is arranged on the frame body; the motor of the electric transmission mechanism is installed at the end part of the hemispheric cover of the speaker body; an arc-shaped rack is installed inside the reversed U-shaped rack of the frame body and a transmission gear on an output shaft of the motor is meshed with the rack.
Description
Technical field
What the present invention relates to is audio amplifier, especially a kind of loudspeaker of electric powered steering type that changes the loudspeaker unit sensing.
Background technology
The audio amplifier that stereo set disposed is generally the rectangular box structure, and audio amplifier and the loudspeaker of installing within it all can not rotate.Therefore, audio amplifier be fixedly placed in indoor a certain position the time, it is unalterable that loudspeaker on the audio amplifier point to.If will obtain best acoustics, can only be in the scope that loudspeaker point to, otherwise its audibility will descend.The audio amplifier that this shows this structure is faulty, can not satisfy and use needs.China ZL03267213.6 discloses a kind of " loudspeaker of electric powered steering type ", and this audio amplifier is a sector structure, and promptly the back of audio amplifier is an arcwall face; One is used to install the support body of audio amplifier, and audio amplifier is installed on the support body by rotating shaft, and audio amplifier interarea and support body surface are on a plane; But be provided with the transmission mechanism that a transmission audio amplifier rotates around the axis between support body and audio amplifier.The engaged transmission of the sector structure audio amplifier back arcwall face upper rack that utilizes transmission mechanism to impel to be installed on the support body is installed in the audio amplifier in the rotating shaft, and audio amplifier is rotated under the drive of motor, and the loudspeaker of the audio amplifier of realization point to and can regulate at setting range.Point to unadjustable defective to change the traditional structure speaker.But, remain in following defective:
One, because the motor of transmission mechanism is fixedly mounted on the shaped as frame structure-steel framing, not only make the profile of product influence product appearance greatly, and installation take up room too big.
Two, regulate the mechanical convex hand propelled of the former setting of audio amplifier angle and cause finger to be scratched by metalwork easily, and have setting and go wrong easily.
Three, during actual installation, need to be equipped with in addition the fixture that adapts with audio amplifier, not only influence installation effectiveness, and can increase mounting cost.
The objective of the invention is the deficiency that exists at the said goods, provide that a kind of compact conformation, overall appearance are good, audio amplifier angular adjustment loudspeaker of electric powered steering type more easily.
Loudspeaker of electric powered steering type of the present invention, comprise: audio amplifier body, support body, be installed in the electric transmission that is made of motor, travelling gear, arc-shaped rack between audio amplifier body and support body, it is characterized in that: described support body is by the ring surface frame and be vertically mounted on the inverted U-shaped of its back side and be configured to; Described audio amplifier body is a semi-spherical shape, and the circular interarea that is slightly less than ring surface frame internal diameter by diameter constitutes with the dome-shaped cover that is buckled in its back side; The circular interarea of audio amplifier body is embedded in the ring surface frame of support body, and is hinged by rotating shaft; Described support body is provided with the limit adjusting mechanism of the outside rotational angle of a scalable audio amplifier body; The motor of described electric transmission is installed in audio amplifier body dome-shaped cover end, and arc-shaped rack is installed in inverted U-shaped inboard of support body, the driving cog wheel and rack engagement on the motor output shaft.
Described limit adjusting mechanism is by at interval being installed in arc-shaped rack side limit switch from bottom to top, being installed in the plush copper that may command on inverted U-shaped the lateral wall can contact with inverted U-shaped inner side limiting-position switching sequence on controlling knob by-pass cock that each limit switch opens and closes and being arranged on audio amplifier body dome-shaped cover tegmental wall.
The ring surface frame back of described support body is provided with the swing arm fastener for installing of being convenient to its installation.
Described swing arm fastener for installing by the screw that vertically is set in ring surface frame back, kink at the swing arm buckle on the screw with revolve the nut of putting on screw and constitute.
The dome-shaped cover top of described audio amplifier body is provided with the spacing insurance projection that can be affiliated to support body ring surface frame inboard.
The design principle of loudspeaker of electric powered steering type of the present invention: the support body that will be used for the installation of audio amplifier body is designed to be with the arc girder construction, hemisphere audio amplifier body is installed in the support body, electric transmission is hidden between support body and the audio amplifier body fully, makes the overall structure of audio amplifier compact more.Speaker points to when regulating, start the motor that is installed on the audio amplifier body, by the travelling gear on the motor output shaft be installed in the engagement of inverted U-shaped inboard tooth bar, impel the audio amplifier body moving axis that in support body, rotates outwards to rotate, realize that speaker points to the adjusting in the temple scope.Utilization is arranged on the swing arm fastener for installing on the support body, can realize that audio amplifier is quick, safety is installed with the direct holding of audio amplifier on the sky of furred ceiling flowering baffle.
The invention has the beneficial effects as follows: rely on the electric transmission that is arranged on the audio amplifier, can make audio amplifier under mobile status not, only need pass through control switch, can change the sensing of speaker, the audio amplifier of this structure is particularly useful for directly snapping in installation on the smallpox furred ceiling, can effectively solve traditional smallpox speaker and point to the defective that can not regulate variation.This loudspeaker of electric powered steering type design science, rational in infrastructure, simple, compact, easy for installation, safety, applied widely, be a kind ofly can satisfy various installation requirements, the novel audio amplifier that applicability is fabulous.
The concrete structure of loudspeaker of electric powered steering type of the present invention is provided in detail by the following drawings and embodiment.
Fig. 1 is the structural representation of loudspeaker of electric powered steering type;
Fig. 2 is a loudspeaker of electric powered steering type perspective view shown in Figure 1.
Embodiment: can be clear that from Fig. 1 and Fig. 2 this is a kind of loudspeaker of electric powered steering type that directly snaps in installation on the ceiling furred ceiling that is applicable to, it is made up of audio amplifier body 1, support body 2 and electric transmission 3.Described electric transmission 3 is made of motor 31, the travelling gear 32 and the arc-shaped rack 33 that are installed on the motor output shaft; Described support body 2 is made of with inverted U-shaped 22 that is vertically mounted on its back side ring surface frame 21, and inverted U-shaped 22 inboard of support body 2 is provided with arc-shaped rack 33, and inverted U-shaped 22 lateral wall of support body 2 is provided with junction block 6; Described audio amplifier body 1 is a semi-spherical shape, and the circular interarea 11 that is slightly less than ring surface frame 21 internal diameters by diameter constitutes with the dome-shaped cover 12 that is buckled in its back side; Audio amplifier body 1 is arranged in the support body 2, and the circular interarea 11 of audio amplifier body 1 is embedded in the ring surface frame 21 of support body 2, and circular interarea 11 edges of audio amplifier body 1 are hinged by the ring surface frame 21 of rotating shaft 4 with support body 2; Dome-shaped cover 12 tops of described audio amplifier body 1 are provided with the projection 13 that can touch support body 2 ring surface framves 21 inboards; The motor 31 of described electric transmission 3 is fixedly mounted on dome-shaped cover 12 ends of audio amplifier body 1, travelling gear 32 on motor 31 output shafts and 3 engagements of the arc-shaped rack of inverted U-shaped inboard.
Because the motor 31 of the electric transmission 3 of this audio amplifier is under the dump state, audio amplifier body 1 is because of deadweight may continue outside rotation, and audio amplifier body 14 continuation around the shaft under unpowered effect that especially are installed on the ceiling furred ceiling are glided.For stoping the downslide of audio amplifier body 11 under motor 31 dump states, cause audio amplifier body 1 excessively outwards rotation may cause the dislocation of 33 of travelling gear 32 and arc-shaped racks, audio amplifier body 1 dome-shaped cover 12 tops are provided with and can prevent its excessively outwards spacing insurance plush copper 14 of rotation.This spacing insurance plush copper 14 can be affiliated to ring surface frame 21 when audio amplifier body 1 outwards rotate in place, and continues to rotate to stop audio amplifier body 1.
Described support body 2 is provided with the limit adjusting mechanism of a scalable audio amplifier body 2 outside rotational angles, described limit adjusting mechanism is by two limit switches 51,52 that are installed at interval arc-shaped rack 33 sides from bottom to top, the plush copper (not shown) that can contact with two limit switches, 51,52 orders on being installed in each limit switch 51,52 of may command opens and closes on inverted U-shaped 22 lateral wall knob by-pass cock 53 and being arranged on audio amplifier body 1 dome-shaped cover 12 tegmental walls.
Be interval with four swing arm fastener for installing 7 around support body 2 ring surface framves 21 backs.Swing arm fastener for installing 7 by vertically be set in the screw 71 on the ring surface frame 21, the nut 73 that kink is put on screw 71 at the swing arm buckle 72 chord on the screw 71 constitutes.
For overcome the swing arm fastener for installing 7 that is installed on the ring surface frame 21 may and 12 of audio amplifier body 1 dome-shaped cover touch, influence the outside rotation of audio amplifier body 1, dome-shaped cover 12 tegmental walls are provided with the slot to make way 15 corresponding with four swing arm fastener for installing 5 on the ring surface frame 21.
For realizing the automatic control of loudspeaker of electric powered steering type, inverted U-shaped 22 outside of support body 2 also is provided with IC socket 8.
The installation and the using method of this loudspeaker of electric powered steering type are as follows:
Utilization is arranged on the swing arm fastener for installing 7 on the support body 2, the direct holding of this audio amplifier can be fixed on the sky flowering baffle of furred ceiling, its concrete grammar is, it is loose to revolve the nut of putting on screw 71 73 earlier, this audio amplifier is embedded a day flowering baffle preformed hole, rotate the sky flowering baffle inboard of the swing arm buckle 72 of kink on screw 71 then to the preformed hole periphery, screw the nut 73 on the screw 71 again, utilize the swing arm buckle 72 of swing arm fastener for installing 7 this audio amplifier can be installed on day flowering baffle firmly, quickly.
Speaker points to when regulating, set the angle that audio amplifier body 1 needs rotation earlier by knob by-pass cock 53, connect the power supply of motor and corresponding limit switch 51 or 52 by knob by-pass cock 53, this moment, the limit switch of motor 31 and setting entered operating state, travelling gear 32 on the motor output shaft meshes with inverted U-shaped 22 inboard arc-shaped rack 33 in rotation, impel audio amplifier body 1 in support body 2,4 outwards to rotate around the shaft, realize that speaker points to the adjusting in setting range.
If the IC socket 7 on inverted U-shaped 22 by support body 2 is connected with computer controller, then can make this audio amplifier regulate the loudspeaker sensing automatically by the computer program of setting.
Above content be in conjunction with concrete preferred implementation to further describing that the present invention did, can not assert that concrete enforcement of the present invention is confined to these explanations.For the general technical staff of the technical field of the invention, without departing from the inventive concept of the premise, just make some simple deduction or replace, all should be considered as belonging to the scope of patent protection that the present invention is determined by claims of being submitted to.
Claims (5)
1, a kind of loudspeaker of electric powered steering type comprises: audio amplifier body, support body, be installed in the electric transmission that is made of motor, travelling gear, arc-shaped rack between audio amplifier body and support body, it is characterized in that:
Described support body is by the ring surface frame and be vertically mounted on the inverted U-shaped of its back side and be configured to;
Described audio amplifier body is a semi-spherical shape, and the circular interarea that is slightly less than ring surface frame internal diameter by diameter constitutes with the dome-shaped cover that is buckled in its back side;
The circular interarea of audio amplifier body is embedded in the ring surface frame of support body, and is hinged by rotating shaft;
Described support body is provided with the limit adjusting mechanism of the outside rotational angle of a scalable audio amplifier body;
The motor of described electric transmission is installed in audio amplifier body dome-shaped cover end, and arc-shaped rack is installed in inverted U-shaped inboard of support body, the driving cog wheel and rack engagement on the motor output shaft.
2, loudspeaker of electric powered steering type according to claim 1 is characterized in that:
Described limit adjusting mechanism by the limit switch that is installed at interval the arc-shaped rack side from bottom to top, be installed in the plush copper that may command on inverted U-shaped the lateral wall can contact with inverted U-shaped inner side limiting-position switching sequence on controlling knob by-pass cock that each limit switch opens and closes and being arranged on audio amplifier body dome-shaped cover tegmental wall.
3, loudspeaker of electric powered steering type according to claim 1 and 2 is characterized in that:
The ring surface frame back of described support body is provided with the swing arm fastener for installing of being convenient to its installation.
4, loudspeaker of electric powered steering type according to claim 3 is characterized in that:
Described swing arm fastener for installing by the screw that vertically is set in ring surface frame back, kink at the swing arm buckle on the screw with revolve the nut of putting on screw and constitute.
5, loudspeaker of electric powered steering type according to claim 4 is characterized in that:
The dome-shaped cover top of described audio amplifier body is provided with the spacing insurance projection that can be affiliated to support body ring surface frame inboard.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2008100673006A CN101287307B (en) | 2008-05-19 | 2008-05-19 | Loudspeaker of electric powered steering type |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2008100673006A CN101287307B (en) | 2008-05-19 | 2008-05-19 | Loudspeaker of electric powered steering type |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101287307A true CN101287307A (en) | 2008-10-15 |
| CN101287307B CN101287307B (en) | 2012-05-23 |
Family
ID=40059208
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2008100673006A Expired - Fee Related CN101287307B (en) | 2008-05-19 | 2008-05-19 | Loudspeaker of electric powered steering type |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101287307B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104301815A (en) * | 2013-07-19 | 2015-01-21 | 广东威尔逊声光智能工程有限公司 | Sound box opening and closing frame |
| CN107948813A (en) * | 2017-12-13 | 2018-04-20 | 深圳市康冠技术有限公司 | A kind of electronic equipment and its sound source angle adjust speaker |
| CN108391189A (en) * | 2018-05-11 | 2018-08-10 | 广州市夜太阳舞台灯光音响设备有限公司 | A kind of adjustable angle embedded loudspeaker box |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5321760A (en) * | 1992-11-16 | 1994-06-14 | Davidson Textron Inc. | Retractable speaker assembly |
| CA2240303A1 (en) * | 1998-06-11 | 1999-12-11 | Larry Ellero | Retractable speaker assembly |
| CN2634772Y (en) * | 2003-07-01 | 2004-08-18 | 深圳市乔登影音器材有限公司 | Electric turning speaker |
-
2008
- 2008-05-19 CN CN2008100673006A patent/CN101287307B/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104301815A (en) * | 2013-07-19 | 2015-01-21 | 广东威尔逊声光智能工程有限公司 | Sound box opening and closing frame |
| CN107948813A (en) * | 2017-12-13 | 2018-04-20 | 深圳市康冠技术有限公司 | A kind of electronic equipment and its sound source angle adjust speaker |
| CN108391189A (en) * | 2018-05-11 | 2018-08-10 | 广州市夜太阳舞台灯光音响设备有限公司 | A kind of adjustable angle embedded loudspeaker box |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101287307B (en) | 2012-05-23 |
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|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120523 Termination date: 20200519 |