CN216982038U - Lifting device of vehicle-mounted loudspeaker and vehicle with same - Google Patents
Lifting device of vehicle-mounted loudspeaker and vehicle with same Download PDFInfo
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- CN216982038U CN216982038U CN202122926437.6U CN202122926437U CN216982038U CN 216982038 U CN216982038 U CN 216982038U CN 202122926437 U CN202122926437 U CN 202122926437U CN 216982038 U CN216982038 U CN 216982038U
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Abstract
The utility model discloses a lifting device of a vehicle-mounted loudspeaker and a vehicle with the same, wherein the lifting device of the vehicle-mounted loudspeaker comprises: a housing; the motion assembly is arranged in the shell and comprises a motor, a driving wheel, a driven wheel, a first connecting rod assembly and at least one second connecting rod assembly, the motor is connected with the driving wheel through a first rotating shaft, one end of the first connecting rod assembly is sleeved on the first rotating shaft, the driven wheel is meshed with the driving wheel, and one end of the second connecting rod assembly is connected with the driven wheel; the loudspeaker assembly is rotatably connected with the other end of the first connecting rod component and the other end of the second connecting rod component; when the motor works, the motor drives the first connecting rod assembly and the second connecting rod assembly to rotate through the first rotating shaft, the driving wheel and the driven wheel so that the loudspeaker assembly can move up and down. According to the lifting device provided by the utility model, the structure of the lifting device is simple, the assembly precision is reduced, and the cost of the lifting device can be reduced.
Description
Technical Field
The utility model relates to the technical field of loudspeakers, in particular to a lifting device of a vehicle-mounted loudspeaker and a vehicle with the lifting device.
Background
In the correlation technique, the structure of the lifting device of the loudspeaker is complex, high assembly precision is required, the cost of the lifting device is high, and meanwhile, in the lifting process of the lifting device, the lifting device is prone to clamping stagnation, so that user experience is affected.
SUMMERY OF THE UTILITY MODEL
The present invention is directed to solving at least one of the problems of the prior art. Therefore, an object of the present invention is to provide a lifting device for a vehicle-mounted speaker, which has a simple structure and reduces assembly accuracy, thereby reducing the cost of the lifting device.
Another object of the present invention is to provide a vehicle using the lifting device for vehicle mounted speakers.
According to the lifting device of the vehicle-mounted loudspeaker in the embodiment of the first aspect of the utility model, the lifting device comprises: a housing; the motion assembly is arranged in the shell and comprises a motor, a driving wheel, a driven wheel, a first connecting rod assembly and at least one second connecting rod assembly, the motor is connected with the driving wheel through a first rotating shaft, one end of the first connecting rod assembly is sleeved on the first rotating shaft, the driven wheel is meshed with the driving wheel, and one end of the second connecting rod assembly is connected with the driven wheel; a speaker assembly rotatably connected to the other end of the first link assembly and the other end of the second link assembly; when the motor works, the motor drives the first connecting rod assembly and the second connecting rod assembly to rotate through the first rotating shaft, the driving wheel and the driven wheel so as to enable the loudspeaker assembly to move up and down.
According to the lifting device of the vehicle-mounted loudspeaker, the motor is rotated to drive the driving wheel and the driven wheel to rotate, and the driving wheel and the driven wheel drive the first connecting rod assembly and the second connecting rod assembly to rotate when rotating, so that the loudspeaker assembly is lifted.
According to some embodiments of the utility model, the first link assembly comprises: one end of the first connecting rod is sleeved on the first rotating shaft; and one end of the second connecting rod is rotatably connected with the other end of the first connecting rod, and the other end of the second connecting rod is rotatably connected with the loudspeaker assembly.
According to some embodiments of the utility model, the one end of the first link is located between the motor and the drive pulley.
According to some embodiments of the utility model, the second connecting-rod assembly comprises: one end of the third connecting rod is connected to the driven wheel; and one end of the fourth connecting rod is rotatably connected with the other end of the third connecting rod, and the other end of the fourth connecting rod is rotatably connected with the loudspeaker assembly.
According to some embodiments of the present invention, a plurality of second connecting rod assemblies are fixed to the driven wheel, and the plurality of second connecting rod assemblies are arranged at intervals along an axial direction of the second rotating shaft.
According to some embodiments of the utility model, the second connecting-rod assembly is two; and the first connecting rod assembly is positioned between the two second connecting rod assemblies along the axial direction of the second rotating shaft.
According to some embodiments of the utility model, the motion assembly further comprises: the pivot mount pad, the pivot mount pad is established the action wheel with from the neighbouring of driving wheel one side of motor, first pivot with the second pivot is all established on the pivot mount pad, the pivot mount pad with the diapire of shell links to each other.
According to some embodiments of the utility model, the motor is connected to the bottom wall of the housing by a motor mount.
According to some embodiments of the utility model, the speaker assembly comprises: the other end of the first connecting rod assembly and the other end of the second connecting rod assembly are rotatably connected with the mounting seat; the loudspeaker is arranged on the mounting seat; the reflecting seat is arranged on the mounting seat and is positioned on one side, far away from the motion assembly, of the loudspeaker.
The vehicle according to the second aspect embodiment of the utility model includes the lifting device of the vehicle-mounted speaker according to the above-described first aspect embodiment of the utility model.
Additional aspects and advantages of the utility model will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the utility model.
Drawings
The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:
fig. 1 is a schematic view of a lifting device of a car speaker according to the present invention;
fig. 2 is an exploded view of a lifting device of a car speaker according to the present invention;
fig. 3 is a schematic view of a speaker assembly of the elevating device of the car speaker according to the present invention;
FIG. 4 is a front view of the speaker assembly shown in FIG. 3;
FIG. 5 is a side view of the speaker assembly shown in FIG. 3;
fig. 6 is a schematic view of a movement assembly of a lifting device of a car speaker according to the present invention;
FIG. 7 is a front view of the motion assembly shown in FIG. 6;
FIG. 8 is a side view of the motion assembly shown in FIG. 6;
FIG. 9 is a top view of the motion assembly shown in FIG. 6;
fig. 10 is a schematic view of a housing of a lifting device of a car speaker according to the present invention.
Reference numerals:
100: a lifting device;
1: a housing; 11: a bottom wall; 2: a motion assembly; 21: a motor; 22: a driving wheel;
23: a driven wheel; 24: a first link assembly; 241: a first link; 242: a second link;
25: a second linkage assembly; 251: a third link; 252: a fourth link; 26: a rotating shaft mounting base;
27: a motor mounting seat; 28: a first rotating shaft; 29: a second rotating shaft; 30: a connecting pin; 31: mounting a plate;
4: a speaker assembly; 41: a mounting seat; 42: a speaker; 43: a reflection seat.
Detailed Description
A lifting device 100 for a vehicle-mounted speaker according to an embodiment of the first aspect of the utility model is described below with reference to fig. 1 to 10.
As shown in fig. 1 to 10, a lifting device 100 for a vehicle speaker according to an embodiment of the first aspect of the present invention includes a housing 1, a motion assembly 2, and a speaker assembly 4.
Specifically, the motion assembly 2 is arranged in the housing 1, the motion assembly 2 includes a motor 21, a driving wheel 22, a driven wheel 23, a first link assembly 24 and at least one second link assembly 25, the motor 21 is connected with the driving wheel 22 through a first rotating shaft 28, one end of the first link assembly 24 is sleeved on the first rotating shaft 28, the driven wheel 23 is engaged with the driving wheel 22, and one end of the second link assembly 25 is connected with the driven wheel 23. The speaker assembly 4 is rotatably connected to the other end of the first link assembly 24 and the other end of the second link assembly 25. When the motor 21 is operated, the motor 21 drives the first link assembly 24 and the second link assembly 25 to rotate through the first rotating shaft 28, the driving pulley 22 and the driven pulley 23 so as to enable the speaker assembly 4 to move up and down.
For example, in the example of fig. 1 to 10, the housing 1 is a hollow structure, the motion assembly 2 is installed in the housing 1, the output shaft of the motor 21 is connected to one end of the first rotating shaft 28, the driving pulley 22 is connected to the other end of the first rotating shaft 28, the driving pulley 22 and the driven pulley 23 are arranged in the width direction (e.g., the left-right direction in fig. 1) of the housing 1, one end of the first link assembly 24 is fixed to the first rotating shaft 28, and the first link assembly 24 extends upward in the length direction (e.g., the up-down direction in fig. 1) of the housing 1, one end of the second link assembly 25 is fixed to the driven pulley 23, and the second link assembly 25 extends upward in the length direction of the housing 1. The top of the housing 1 is formed with a mounting hole, and the speaker assembly 4 can be rotatably connected to the first link assembly 24 and the second link assembly 25 through the mounting hole, so as to ensure that the connection between the speaker assembly 4 and the first link assembly 24 and the second link assembly 25 has a certain degree of freedom, and avoid the occurrence of stress concentration at the connection to break the first link assembly 24 and the second link assembly 25 in the lifting process of the speaker assembly 4. The diameter of the driving wheel 22 is equal to the diameter of the driven wheel 23, so that the rotating speeds of the driving wheel 22 and the driven wheel 23 are the same, and the rotating direction of the driving wheel 22 is opposite to the rotating direction of the driven wheel 23.
When the motor 21 works, the output shaft of the motor 21 rotates to drive the first rotating shaft 28 to rotate, and the first rotating shaft 28 can drive the driving wheel 22 and the driven wheel 23 to rotate, so as to drive the first connecting rod assembly 24 and the second connecting rod assembly 25 to rotate, and further convert the rotating motion of the motor 21 into a linear motion, so that the speaker assembly 4 can move along the length direction of the housing 1. For example, when the motor 21 is rotated forward, the speaker assembly 4 may move upward; when the motor 21 is reversed, the speaker assembly 4 may move downward. Therefore, compared with the traditional loudspeaker lifting device, the lifting device 100 of the vehicle-mounted loudspeaker has simple structure and low requirement on assembly precision, thereby reducing the cost of the lifting device 100 of the vehicle-mounted loudspeaker.
According to the lifting device 100 of the vehicle-mounted loudspeaker, the motor 21 rotates to drive the driving wheel 22 and the driven wheel 23 to rotate, and the driving wheel 22 and the driven wheel 23 rotate to drive the first connecting rod assembly 24 and the second connecting rod assembly 25 to rotate, so that the loudspeaker assembly 4 is lifted, the lifting device 100 is simple in structure, the assembly precision is reduced, and the cost of the lifting device 100 can be reduced.
According to some embodiments of the present invention, the first link assembly 24 includes a first link 241 and a second link 242, one end of the first link 241 is disposed on the first rotating shaft 28, one end of the second link 242 is rotatably connected to the other end of the first link 241, and the other end of the second link 242 is rotatably connected to the speaker assembly 4. Referring to fig. 6 to 9, the first link assembly 24 may further include two connecting pins 30, one of the two connecting pins 30 passes through the other end of the first link 241 and one end of the second link 242 to achieve the rotatable connection of the first link 241 and the second link 242, and the other of the two connecting pins 30 passes through the other end of the second link 242 to achieve the rotatable connection of the second link 242 and the speaker assembly 4. With such an arrangement, on one hand, the joint of the first connecting rod 241 and the second connecting rod 242 can have a certain degree of freedom, so that the first connecting rod 241 or the second connecting rod 242 can be prevented from being broken due to stress concentration at the joint in the lifting process of the speaker assembly 4, and meanwhile, the clamping stagnation phenomenon in the lifting process of the speaker assembly 4 can be avoided; on the other hand, since the first link 241 is rotatable relative to the second link 242, the displacement of the speaker assembly 4 can be increased, and the user's requirement can be better satisfied.
Further, as shown in fig. 6, the one end of the first link 241 is located between the motor 21 and the driving pulley 22. So set up, can make first link assembly 24 and second link assembly 25 connect respectively at the length direction's of speaker assembly 4 both ends to can connect speaker assembly 4 on motion assembly 2 steadily, with the stability of assurance speaker assembly 4 in the lift in-process.
According to some embodiments of the present invention, the second connecting rod assembly 25 comprises a third connecting rod 251 and a fourth connecting rod 252, wherein one end of the third connecting rod 251 is connected to the driven wheel 23, one end of the fourth connecting rod 252 is rotatably connected to the other end of the third connecting rod 251, and the other end of the fourth connecting rod 252 is rotatably connected to the speaker assembly 4. For example, in the example of fig. 1 to 9, one end of the third link 251 may be fixed to the driven wheel 23, so that the driven wheel 23 can drive the third link 251 to rotate, the other end of the third link 251 may be rotatably connected to one end of the fourth link 252 through the connection pin 30, and the other end of the fourth link 252 may also be rotatably connected to the speaker assembly 4 through the connection pin 30. Therefore, the connection position of the third connecting rod 251 and the fourth connecting rod 252 can have certain degree of freedom, so that the third connecting rod 251 or the fourth connecting rod 252 can be prevented from being broken due to stress concentration at the connection position in the lifting process of the loudspeaker assembly 4, and meanwhile, the clamping stagnation phenomenon in the lifting process of the loudspeaker assembly 4 can be avoided; on the other hand, since the third link 251 is rotatable relative to the fourth link 252, the displacement of the speaker assembly 4 can be increased, and the user's requirement can be better satisfied.
Optionally, the length of the first link 241 is equal to that of the third link 251, and the length of the second link 242 is equal to that of the fourth link 252, so that during the lifting and lowering of the speaker assembly 4, both ends of the speaker assembly 4 in the length direction can be always located in the same horizontal plane, so as to ensure the stability of the speaker assembly 4 during the lifting and lowering.
Further, the driven wheel 23 is fixed with a second rotating shaft 29, and the second connecting rod assembly 25 is plural, and in the description of the present invention, "plural" means two or more. The plurality of second link assemblies 25 are arranged at intervals in the axial direction (e.g., the left-right direction in fig. 8) of the second rotating shaft 29. For example, the motion assembly 2 further includes a mounting plate 31, and one end of the second rotating shaft 29 can pass through the plurality of second connecting rod assemblies 25 and be fixed on the mounting plate 31, so that the plurality of second connecting rod assemblies 25 can rotate simultaneously, thereby making the speaker assembly 4 more stable during the lifting process.
Further, the number of the second link assemblies 25 is two, and the first link assembly 24 is located between the two second link assemblies 25 in the axial direction of the second rotating shaft 29. As shown in fig. 6 to 9, one end of the second rotating shaft 29 is connected to one of the two second link assemblies 25 through the mounting plate 31, the other of the two second link assemblies 25 is connected to the driven wheel 23, and the two second link assemblies 25 are respectively located at both axial ends of the second rotating shaft 29. Thus, the first linkage assembly 24 and the two second linkage assemblies 25 are generally triangularly shaped, which provides stability to allow the speaker assembly 4 to be stably mounted to the motion assembly 2.
According to some embodiments of the present invention, the motion assembly 2 further includes a shaft mounting base 26, the shaft mounting base 26 is disposed on a side of the driving wheel 22 and the driven wheel 23 adjacent to the motor 21, and the first rotating shaft 28 and the second rotating shaft 29 are disposed on the shaft mounting base 26. Referring to fig. 6, one end of the first rotating shaft 28 passes through the rotating shaft mounting seat 26 to be connected to the driving pulley 22, the second rotating shaft 29 is located between the rotating shaft mounting seat 26 and the mounting plate 31, and one end of the second rotating shaft 29 passes through the rotating shaft mounting seat 26 to be connected to the driven pulley 23. Thereby, the positions of the first and second rotating shafts 28 and 29 can be ensured to be stable, and the lifting process of the speaker assembly 4 can be ensured to be stable. The pivot mount 26 is connected to the bottom wall 11 of the housing 1 to secure the kinematic assembly 2 to the housing 1.
Further, as shown in fig. 2 and 6, the motor 21 is connected to the bottom wall 11 of the housing 1 through a motor mount 27. With this arrangement, the motor 21 can be firmly fixed on the motor mounting seat 27 to ensure the stability of the position of the motor 21.
According to some embodiments of the present invention, the speaker assembly 4 includes a mounting base 41, a speaker 42, and a reflection base 43, the other end of the first link assembly 24 and the other end of the second link assembly 25 are rotatably connected to the mounting base 41, the speaker 42 is disposed on the mounting base 41, the reflection base 43 is disposed on the mounting base 41, and the reflection base 43 is located on a side of the speaker 42 away from the motion assembly 2. The reflection seat 43 can improve the volume and the texture of the sound emitted by the speaker 42, and can balance each wave band, so that a user can have good use experience.
A vehicle (not shown) according to a second aspect embodiment of the present invention includes the lift apparatus 100 for the vehicle-mounted speaker according to the first aspect embodiment of the present invention described above.
According to the vehicle of the embodiment of the utility model, the vehicle cost can be reduced by adopting the lifting device 100 of the vehicle-mounted loudspeaker, so that the market competitiveness of the vehicle can be improved.
Other configurations and operations of vehicles according to embodiments of the present invention are known to those of ordinary skill in the art and will not be described in detail herein.
In the description of the present invention, it is to be understood that the terms "center", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", "axial", "radial", "circumferential", and the like, are used in the orientations and positional relationships indicated in the drawings, merely for convenience in describing the utility model and to simplify the description, and are not intended to indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, and are not to be construed as limiting the utility model.
In the description of the present application, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present application can be understood in a specific case by those of ordinary skill in the art.
In the description herein, references to the description of the term "one embodiment," "some embodiments," "an illustrative embodiment," "an example," "a specific example," or "some examples" or the like mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the utility model. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example.
While embodiments of the utility model have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the utility model, the scope of which is defined by the claims and their equivalents.
Claims (10)
1. A lifting device of a vehicle-mounted loudspeaker is characterized by comprising:
a housing;
the motion assembly is arranged in the shell and comprises a motor, a driving wheel, a driven wheel, a first connecting rod assembly and at least one second connecting rod assembly, the motor is connected with the driving wheel through a first rotating shaft, one end of the first connecting rod assembly is sleeved on the first rotating shaft, the driven wheel is meshed with the driving wheel, and one end of the second connecting rod assembly is connected with the driven wheel;
a speaker assembly rotatably connected to the other end of the first link assembly and the other end of the second link assembly;
when the motor works, the motor drives the first connecting rod assembly and the second connecting rod assembly to rotate through the first rotating shaft, the driving wheel and the driven wheel so as to enable the loudspeaker assembly to move up and down.
2. The elevating device of a car speaker according to claim 1, wherein said first link assembly comprises:
one end of the first connecting rod is sleeved on the first rotating shaft;
and one end of the second connecting rod is rotatably connected with the other end of the first connecting rod, and the other end of the second connecting rod is rotatably connected with the loudspeaker assembly.
3. The elevating device of claim 2, wherein said one end of said first link is located between said motor and said capstan.
4. The lifting device for the vehicle-mounted speaker according to claim 1, wherein the second link assembly includes:
one end of the third connecting rod is connected to the driven wheel;
and one end of the fourth connecting rod is rotatably connected with the other end of the third connecting rod, and the other end of the fourth connecting rod is rotatably connected with the loudspeaker assembly.
5. The lifting device for the vehicle-mounted loudspeaker according to claim 4, wherein a second rotating shaft is fixed on the driven wheel, the number of the second connecting rod assemblies is multiple, and the second connecting rod assemblies are arranged at intervals along the axial direction of the second rotating shaft.
6. The lifting device for the vehicle-mounted loudspeaker according to claim 5, wherein the number of the second connecting rod assemblies is two;
and the first connecting rod assembly is positioned between the two second connecting rod assemblies along the axial direction of the second rotating shaft.
7. The vehicle speaker lift apparatus of claim 5, wherein the motion assembly further comprises:
the pivot mount pad, the pivot mount pad is established the action wheel with from the neighbouring of driving wheel one side of motor, first pivot with the second pivot is all established on the pivot mount pad, the pivot mount pad with the diapire of shell links to each other.
8. The car speaker lifting apparatus as recited in claim 7, wherein the motor is connected to the bottom wall of the housing through a motor mount.
9. The lifting device for vehicle speaker according to claim 1, wherein the speaker assembly comprises:
the other end of the first connecting rod assembly and the other end of the second connecting rod assembly are rotatably connected with the mounting seat;
the loudspeaker is arranged on the mounting seat;
the reflecting seat is arranged on the mounting seat and is positioned on one side, far away from the motion assembly, of the loudspeaker.
10. A vehicle characterized by comprising the lifting device of the vehicle-mounted speaker according to any one of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122926437.6U CN216982038U (en) | 2021-11-25 | 2021-11-25 | Lifting device of vehicle-mounted loudspeaker and vehicle with same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122926437.6U CN216982038U (en) | 2021-11-25 | 2021-11-25 | Lifting device of vehicle-mounted loudspeaker and vehicle with same |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216982038U true CN216982038U (en) | 2022-07-15 |
Family
ID=82345464
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122926437.6U Active CN216982038U (en) | 2021-11-25 | 2021-11-25 | Lifting device of vehicle-mounted loudspeaker and vehicle with same |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216982038U (en) |
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2021
- 2021-11-25 CN CN202122926437.6U patent/CN216982038U/en active Active
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