CN211959441U - Dustproof sound box with adjustable sound outlet angle - Google Patents
Dustproof sound box with adjustable sound outlet angle Download PDFInfo
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- CN211959441U CN211959441U CN202020543831.4U CN202020543831U CN211959441U CN 211959441 U CN211959441 U CN 211959441U CN 202020543831 U CN202020543831 U CN 202020543831U CN 211959441 U CN211959441 U CN 211959441U
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Abstract
The utility model discloses a dustproof sound box capable of adjusting sound outlet angle, which comprises a sound box body and an angle adjusting mechanism clamping mechanism; the angle adjusting mechanism comprises an adjusting shaft, an adjusting gear and a rotating frame, and the adjusting shaft and the adjusting gear are rotatably arranged on the sound box body; the rotating frame is respectively connected with the adjusting shaft and the adjusting gear and is positioned in the sound outlet cavity; the clamping mechanism comprises a fixed block, a moving block and an adjusting screw rod, wherein the adjusting screw rod is rotated to enable the moving block to be close to or far away from the fixed block, so that the loudspeaker is arranged and positioned between the moving block and the fixed block. The rotating frame can be swung up and down and left and right by utilizing the adjusting gear and the adjusting shaft, so that the angle of the loudspeaker arranged on the rotating frame can be adjusted; the adjustment is more convenient and simpler; the mechanism is arranged in the sound box body, and the dustproof effect is effectively achieved.
Description
Technical Field
The utility model relates to a sound box field technique especially indicates a dustproof sound box of adjustable play sound angle.
Background
With the continuous enhancement of the functions of televisions and the continuous improvement of the requirements of people on the sound quality of televisions, many televisions adopt a mode of hanging a sound box externally to achieve the purpose of improving the sound quality of televisions, such as hanging sound boxes on two sides of a television, and hanging sound boxes on the lower side of the television.
Generally, a plurality of speakers are installed inside the external speaker, and the plurality of speakers are set to sound output angles when the external speaker leaves a factory. However, when the user actually uses the device, the sound receiving effect is different due to different listening positions; if a user wants to adjust the sound outlet angle of the external sound box, the user can only move the position of the whole external sound box to obtain a better sound receiving effect; however, the externally hung sound box is generally hung on a television, and when the externally hung sound box needs to be moved, the externally hung sound box needs to be moved together with the television, so that the adjustment is very inconvenient.
SUMMERY OF THE UTILITY MODEL
In view of this, the present invention is directed to the deficiency of the prior art, and the main objective of the present invention is to provide a dustproof sound box with adjustable sound-emitting angle, which has a reasonable structure, and effectively solves the problem of inconvenience in adjusting the sound-emitting angle of the existing sound box.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a dustproof sound box with adjustable sound outlet angle comprises a sound box body, an angle adjusting mechanism and a clamping mechanism;
the sound box body is provided with a sound outlet cavity and an installation cavity, the sound outlet cavity is provided with a sound outlet with a forward opening, and a dust screen is arranged at the sound outlet; a loudspeaker is arranged in the sound outlet cavity;
the angle adjusting mechanism comprises an adjusting shaft, an adjusting gear and a rotating frame, wherein the adjusting shaft and the adjusting gear are rotatably arranged on the sound box body; the rotating frame is respectively connected with the adjusting shaft and the adjusting gear and is positioned in the sound outlet cavity; the adjusting shaft extends up and down to adjust the left and right swinging of the rotating frame, and the adjusting gear is positioned at the rear side of the rotating frame to adjust the up and down displacement of the rotating frame;
the clamping mechanism comprises a fixed block, a movable block and an adjusting screw rod, wherein the fixed block is fixedly arranged on the rotating frame; one end of the adjusting screw rod is rotatably arranged on the rotating frame, and the other end of the adjusting screw rod is rotatably arranged on the fixed block; the moving block is mounted on the adjusting screw rod, and the adjusting screw rod is rotated to enable the moving block to be close to or far away from the fixed block, so that the loudspeaker is mounted and positioned between the moving block and the fixed block.
As a preferred embodiment: the bottom of regulating spindle is provided with two linking arms, the rotating turret is provided with the first pin joint position that supplies the linking arm pin joint.
As a preferred embodiment: the opposite side of the connecting arm is provided with a pivoting shaft, and the first pivoting position is provided with a pivoting hole for pivoting the pivoting shaft.
As a preferred embodiment: the rotating frame is in a hemispherical shape, and a plurality of convex teeth on a transverse plane are arranged on the surface of the rotating frame;
the axial direction of the adjusting shaft passes through the spherical center of the rotating frame, the center surrounded by the convex teeth is positioned in the axial direction of the adjusting shaft, and the adjusting gear is meshed with the convex teeth.
As a preferred embodiment: the adjusting shaft is rotatably arranged on the sound box body through a bearing, and the top of the adjusting shaft extends upwards to be exposed outside the sound box body.
As a preferred embodiment: the rear side of the sound box body is provided with a window, and the adjusting gear partially exposes outside the sound box body through the window.
As a preferred embodiment: the loudspeaker is provided with more than two, and an angle adjusting mechanism and a clamping mechanism are respectively and independently configured for each loudspeaker so as to be capable of independently adjusting the angle of each loudspeaker.
Compared with the prior art, the utility model obvious advantage and beneficial effect have, particularly, can know by above-mentioned technical scheme:
by arranging the adjusting shaft, the adjusting gear and the rotating frame, the rotating frame can swing up and down and left and right by utilizing the adjusting gear and the adjusting shaft, so that the angle of the loudspeaker arranged on the rotating frame can be adjusted; compared with the traditional external sound box, the whole external sound box does not need to be moved, and the adjustment is more convenient and simpler; the mechanisms are all arranged in the sound box body, so that the dustproof effect is effectively achieved;
and, can install each speaker on a rotating turret, can adjust the angle of each speaker alone, can provide more nimble adjustment mode to can make the user can listen the radio reception effect that suits oneself best.
And the adjusting shaft extends out of the top of the sound box body, so that the assembly gap can be avoided during design, the adjusting gear is locally exposed out of the rear side of the sound box body, and dust entering is further reduced.
To illustrate the structural features and functions of the present invention more clearly, the present invention will be described in detail with reference to the accompanying drawings and specific embodiments.
Drawings
Fig. 1 is a sectional view of a dustproof speaker according to a preferred embodiment of the present invention;
FIG. 2 is an enlarged view of a portion A of the dustproof speaker box of FIG. 1;
FIG. 3 is a front view of the angle adjustment mechanism and clamping mechanism of the preferred embodiment of the present invention;
fig. 4 is a right side view of the angle adjustment mechanism and the clamping mechanism of the preferred embodiment of the present invention.
The attached drawings indicate the following:
10. sound box body 11 and sound outlet cavity
12. Sound outlet cavity 14 and dust screen
15. Window 20 and angle adjusting mechanism
21. Adjusting shaft 211 and connecting arm
2111. Pivot shaft 212, bearing
22. Adjusting gear 23, rotating frame
231. First pivoting location 2311, pivoting hole
232. Convex tooth 30 and clamping mechanism
31. Fixed block 32 and moving block
33. Adjusting screw 40 and loudspeaker
50. A circuit board.
Detailed Description
Referring to fig. 1 to 4, a specific structure of a preferred embodiment of the present invention is shown, which is a dustproof sound box with adjustable sound output angle, and includes a sound box body 10, an angle adjusting mechanism 20 and a clamping mechanism 30.
The sound box body 10 is provided with a sound outlet cavity 11 and a mounting cavity 12, and the sound outlet cavity 12 is provided with a sound outlet 13 with a forward opening; the sound outlet 13 is provided with a dust screen 14, and preferably, the dust screen 14 is fastened or magnetically attached to the sound outlet 13. The loudspeaker 40 is arranged in the sound outlet cavity 11, the circuit board 50 is mainly mounted in the mounting cavity 12, and the normal work of the circuit board can be prevented from being interfered by the vibration generated in the working process of the loudspeaker by extending the loudspeaker through the interval structure arrangement of the sound outlet cavity 11 and the mounting cavity 12.
The angle adjusting mechanism 20 includes an adjusting shaft 21, an adjusting gear 22 and a rotating frame 23, in the embodiment of the present application, the adjusting shaft 21 and the adjusting gear 22 are rotatably mounted on the sound box body 10; the rotating frame 23 is respectively connected with the adjusting shaft 21 and the adjusting gear 22 and is positioned in the sound outlet cavity 11; the adjusting shaft 21 extends up and down to adjust the swing of the rotating frame 23, and the adjusting gear 22 is located at the rear side of the rotating frame 23 to adjust the vertical displacement of the rotating frame 23.
The bottom end of the adjusting shaft 21 is provided with two connecting arms 211, and the rotating frame 23 is provided with a first pivot position 231 for pivoting the connecting arms 211. Specifically, a pivot shaft 2111 is disposed at an opposite side of the connecting arm 211, and a pivot hole 2311 for pivoting the pivot shaft 2111 is disposed at the first pivot position 231. Preferably, the adjusting shaft 21 is rotatably mounted to the cabinet body 10 through a bearing 212, and the top of the adjusting shaft 21 extends upward and is exposed outside the cabinet body 10. The adjusting shaft 21 is mounted on the sound box body 10 in a damping mode, and the adjusting shaft 21 is held by hand to rotate with external force and stops along with rotation.
The rotating frame 23 is in a hemispherical shape, and a plurality of convex teeth 232 on a transverse plane are arranged on the surface of the rotating frame 23; the axial direction of the adjusting shaft 21 passes through the spherical center of the rotating frame 23, the center surrounded by the convex teeth 232 is located on the axial direction of the adjusting shaft 21, and the adjusting gear 22 is meshed with the convex teeth 232. The rear side of the main body 10 is provided with a window 15, and the adjusting gear 22 partially exposes outside the main body 10 through the window 15.
The clamping mechanism 30 comprises a fixed block 31, a movable block 32 and an adjusting screw 33, wherein the fixed block 31 is fixedly arranged on the rotating frame 23; one end of the adjusting screw 33 is rotatably mounted on the rotating frame 23, and the other end is rotatably mounted on the fixed block 31; the moving block 32 is mounted on the adjusting screw 33, and the adjusting screw 33 is rotated to move the moving block 32 closer to or farther from the fixed block 31, so that the speaker 40 is mounted and positioned between the moving block 32 and the fixed block 31. When the speaker 40 is installed, the adjusting screw 33 is rotated to move the moving block 32 relative to the fixed block 31, and after a suitable clamping space is obtained, the speaker 40 is placed between the moving block 32 and the fixed block 31, and then the adjusting screw 33 is rotated to move the moving block 32 to fixedly install the speaker 40.
In the present embodiment, two or more speakers 40 are provided, and the angle adjustment mechanism 20 and the clamp mechanism 30 are individually disposed for each speaker 40 so that the angle of each speaker 40 can be individually adjusted.
The working principle of the present invention is roughly described as follows: first, the adjusting screw 33 is rotated to adjust the distance between the moving block 32 and the fixed block 31 to conform to the size of the speaker 40; subsequently, the speaker 40 is installed between the moving block 32 and the fixed block 31, and the adjusting screw 33 is rotated so that the moving block 32 sandwiches the speaker 40; then, the adjusting shaft 21 and the adjusting gear 22 are rotated to swing the rotating frame 23 left and right and up and down to obtain a proper sound output angle.
The utility model discloses a design focus lies in: by arranging the adjusting shaft, the adjusting gear and the rotating frame, the rotating frame can swing up and down and left and right by utilizing the adjusting gear and the adjusting shaft, so that the angle of the loudspeaker arranged on the rotating frame can be adjusted; compared with the traditional external sound box, the whole external sound box does not need to be moved, and the adjustment is more convenient and simpler; the mechanisms are all arranged in the sound box body, so that the dustproof effect is effectively achieved;
and, can install each speaker on a rotating turret, can adjust the angle of each speaker alone, can provide more nimble adjustment mode to can make the user can listen the radio reception effect that suits oneself best.
And the adjusting shaft extends out of the top of the sound box body, so that the assembly gap can be avoided during design, the adjusting gear is locally exposed out of the rear side of the sound box body, and dust entering is further reduced.
In the description of the present invention, it should be noted that the terms "upper", "lower", "left", "right", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the technical scope of the present invention, so that any slight modifications, equivalent changes and modifications made by the technical spirit of the present invention to the above embodiments are all within the scope of the technical solution of the present invention.
Claims (7)
1. The utility model provides a dustproof audio amplifier of adjustable play sound angle which characterized in that: comprises a sound box body (10), an angle adjusting mechanism (20) and a clamping mechanism (30);
the sound box body (10) is provided with a sound outlet cavity (11) and a mounting cavity (12), the sound outlet cavity (11) is provided with a sound outlet (13) with a forward opening, and a dust screen (14) is arranged at the sound outlet (13); a loudspeaker (40) is arranged in the sound outlet cavity (11);
the angle adjusting mechanism (20) comprises an adjusting shaft (21), an adjusting gear (22) and a rotating frame (23), wherein the adjusting shaft (21) and the adjusting gear (22) are rotatably arranged on the sound box body (10); the rotating frame (23) is respectively connected with the adjusting shaft (21) and the adjusting gear (22) and is positioned in the sound outlet cavity (11); the adjusting shaft (21) extends up and down to adjust the rotating frame (23) to swing left and right, and the adjusting gear (22) is positioned at the rear side of the rotating frame (23) to adjust the rotating frame (23) to move up and down;
the clamping mechanism (30) comprises a fixed block (31), a movable block (32) and an adjusting screw rod (33), wherein the fixed block (31) is fixedly arranged on the rotating frame (23); one end of the adjusting screw rod (33) is rotatably arranged on the rotating frame (23), and the other end is rotatably arranged on the fixed block (31); the moving block (32) is mounted on the adjusting screw (33), and the adjusting screw (33) is rotated to enable the moving block (32) to be close to or far away from the fixed block (31) so as to install and position the loudspeaker (40) between the moving block (32) and the fixed block (31).
2. The dustproof sound box capable of adjusting the sound outlet angle according to claim 1, wherein: the bottom of adjusting axle (21) is provided with two linking arms (211), rotating turret (23) are provided with first pin joint position (231) that supply linking arm (211) pin joint.
3. The dustproof sound box capable of adjusting the sound outlet angle according to claim 2, wherein: a pivoting shaft (2111) is arranged on the opposite side of the connecting arm (211), and a pivoting hole (2311) for pivoting the pivoting shaft (2111) is formed in the first pivoting position (231).
4. The dustproof sound box capable of adjusting the sound outlet angle according to claim 1, wherein: the rotating frame (23) is in a hemispherical shape, and a plurality of convex teeth (232) on a transverse plane are arranged on the surface of the rotating frame (23);
the axial direction of the adjusting shaft (21) passes through the spherical center of the rotating frame (23), the center surrounded by the convex teeth (232) is positioned in the axial direction of the adjusting shaft (21), and the adjusting gear (22) is meshed with the convex teeth (232).
5. The dustproof sound box capable of adjusting the sound outlet angle according to claim 1, wherein: the adjusting shaft (21) is rotatably mounted on the sound box body (10) through a bearing (212), and the top of the adjusting shaft (21) extends upwards to be exposed outside the sound box body (10).
6. The dustproof sound box capable of adjusting the sound outlet angle according to claim 1, wherein: a window (15) is arranged on the rear side of the sound box body (10), and the adjusting gear (22) is partially exposed out of the sound box body (10) through the window (15).
7. The dustproof speaker box with the adjustable sound outlet angle according to any one of claims 1 to 6, wherein: the number of the speakers (40) is two or more, and the angle adjusting mechanism (20) and the clamping mechanism (30) are individually arranged for each speaker (40) so that the angle of each speaker (40) can be individually adjusted.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020543831.4U CN211959441U (en) | 2020-04-14 | 2020-04-14 | Dustproof sound box with adjustable sound outlet angle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020543831.4U CN211959441U (en) | 2020-04-14 | 2020-04-14 | Dustproof sound box with adjustable sound outlet angle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211959441U true CN211959441U (en) | 2020-11-17 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020543831.4U Active CN211959441U (en) | 2020-04-14 | 2020-04-14 | Dustproof sound box with adjustable sound outlet angle |
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| Country | Link |
|---|---|
| CN (1) | CN211959441U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112653950A (en) * | 2021-01-15 | 2021-04-13 | 江苏申光电子科技有限公司 | Loudspeaker device capable of flexibly adjusting sound outlet angle |
-
2020
- 2020-04-14 CN CN202020543831.4U patent/CN211959441U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112653950A (en) * | 2021-01-15 | 2021-04-13 | 江苏申光电子科技有限公司 | Loudspeaker device capable of flexibly adjusting sound outlet angle |
| CN112653950B (en) * | 2021-01-15 | 2024-05-28 | 江苏申光电子科技有限公司 | Loudspeaker device capable of flexibly adjusting sound output angle |
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