Sound testing device of vehicle-mounted woofer
By introducing adjustment and sound insulation mechanisms into the sound testing device for vehicle-mounted subwoofers, the problems of difficult position adjustment and external noise interference are solved, achieving fast and accurate testing results.
Patent Information
- Application Number
- CN202422932517.6
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-11-29
- Publication Date
- 2026-01-02
- Estimated Expiration
- 2034-11-29
AI Technical Summary
Existing vehicle-mounted subwoofer sound testing devices are not convenient for quickly adjusting the position of the radio mechanism, affecting testing efficiency, and lack effective sound insulation mechanisms, causing external environmental noise to affect the test results.
The system employs an adjustment mechanism and a sound insulation mechanism. The adjustment mechanism includes a first electric push rod, a mounting compartment, a second electric push rod, and a telescopic limit rod to enable rapid adjustment of the radio mechanism. The sound insulation mechanism includes a microphone, a microphone cover, a microphone head, a sound insulation board, and sound insulation cotton to reduce external noise interference.
It enables rapid adjustment of the radio mechanism position and effective sound insulation, improving the accuracy and efficiency of testing.
Smart Images
Figure CN223758393U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model relates to sound testing device technical field, concretely is the sound testing device of vehicle low frequency loudspeaker. BACKGROUND
[0002] The automobile high and low frequency loudspeaker is the regulatory part, needs to satisfy the corresponding regulation of different countries, takes China as an example, the performance requirement and test method of motor vehicle electric horn require that under the whole vehicle state, the sound pressure level of high and low frequency loudspeaker should not be less than 93dB, not more than 112dB, for the loudspeaker engineer responsible for the host factory, needs to test the loudspeaker of the company vehicle model, confirms whether sound pressure level etc.
[0003] The existing sound testing device of vehicle low frequency loudspeaker is inconvenient to quickly adjust the position of the sound collecting mechanism according to the position of the vehicle loudspeaker during use, which affects the detection efficiency, and the existing sound testing device of vehicle low frequency loudspeaker lacks effective sound insulation mechanism, which affects the test results when collecting the sound emitted by the loudspeaker, so the sound testing device of vehicle low frequency loudspeaker is proposed. UTILITY MODEL CONTENT
[0004] The utility model aims at providing sound testing device of vehicle low frequency loudspeaker to solve the problem that the existing sound testing device of vehicle low frequency loudspeaker is inconvenient to quickly adjust the position of the sound collecting mechanism according to the position of the vehicle loudspeaker during use, which affects the detection efficiency, and the existing sound testing device of vehicle low frequency loudspeaker lacks effective sound insulation mechanism, which affects the test results when collecting the sound emitted by the loudspeaker.
[0005] To achieve the above purpose, the utility model provides the following technical scheme: sound testing device of vehicle low frequency loudspeaker, including mobile seat, the top right side of mobile seat is fixedly connected with mounting plate, characterized by setting adjustment mechanism in the upper side of mobile seat,
[0006] The upper side of mobile seat is provided with mounting seat, and the left side of mounting seat is provided with sound insulation mechanism.
[0007] Further description of the above technical scheme:
[0008] The adjustment mechanism comprises a first electric push rod, a mounting bin, a second electric push rod, a connecting plate and a telescopic limiting rod.
[0009] Further description of the above technical scheme:
[0010] The first electric push rod is fixedly connected to the left side wall of the mounting plate, and a mounting bin is fixedly connected to the left end of the first electric push rod.
[0011] As a further description of the above technical solution:
[0012] The second electric push rod is fixedly connected to the bottom of the inner cavity of the mounting bin, a connecting plate is fixedly connected to the top end of the second electric push rod, and the left side wall of the connecting plate is fixedly connected to the mounting seat.
[0013] As a further description of the above technical solution:
[0014] The telescopic limiting rods are fixedly connected to the front and rear side walls of the first electric push rod, and the left ends of the first electric push rod on the two sides are fixedly connected to the mounting bin.
[0015] As a further description of the above technical solution:
[0016] The sound insulation mechanism comprises a sound receiver, a sound receiver cover, a sound receiver head, a sound insulation board, and sound insulation cotton.
[0017] As a further description of the above technical solution:
[0018] The sound receiver is fixedly connected to the left side wall of the mounting seat, the sound receiver cover is fixedly connected to the left side wall of the sound receiver, the sound receiver head is fixedly connected to the left side wall of the sound receiver, and the left end of the sound receiver head extends between the inner side walls of the sound receiver cover.
[0019] As a further description of the above technical solution:
[0020] The sound insulation board is fixedly connected to the inner side walls of the inner cavity of the sound receiver cover, and the sound insulation board is uniformly distributed, and the inner cavity of the sound insulation board is filled with sound insulation cotton.
[0021] Compared with the prior art, the sound testing device for the vehicle-mounted low-frequency horn has the following beneficial effects:
[0022] 1. The sound testing device for the vehicle-mounted low-frequency horn, by starting the first electric push rod to make the first electric push rod extend to push the mounting bin to move, while the mounting bin moves, the two telescopic limiting rods assist in supporting the mounting bin, so that the mounting bin moves to a position where the sound receiving mechanism located above is close to the vehicle-mounted horn, then the second electric push rod is started to extend, so that the connecting plate fixed on the second electric push rod drives the mounting seat to rise, so that the height of the sound receiving mechanism located on the mounting seat is flush with the position of the vehicle-mounted horn, then the sound receiving test work can be carried out, so that the position of the sound receiving mechanism can be quickly and conveniently adjusted, and the sound receiving work is facilitated.
[0023] 2. The sound testing device of the vehicle-mounted bass speaker, when performing the sound receiving work, the sound receiving head in the sound cover receives the sound emitted by the speaker, and then transmits the sound to the sound receiver for evaluation and processing, and the sound insulation board uniformly distributed in the sound cover absorbs the external sound into the internal cavity, and then the sound insulation cotton filled in the sound insulation board absorbs the noise, so that the external noise can be effectively cut off when performing the sound receiving, and the accuracy of the test is improved. BRIEF DESCRIPTION OF DRAWINGS
[0024] Figure 1 FIG. 1 is a front perspective structural schematic view of the sound testing device of the vehicle-mounted bass speaker according to the present application;
[0025] Figure 2 FIG. 2 is a rear perspective structural schematic view of the sound testing device of the vehicle-mounted bass speaker according to the present application;
[0026] Figure 3 FIG. 3 is a longitudinal sectional structural schematic view of the sound insulation mechanism of the sound testing device of the vehicle-mounted bass speaker according to the present application;
[0027] Figure 4 FIG. 4 is a transverse sectional structural schematic view of the sound insulation mechanism of the sound testing device of the vehicle-mounted bass speaker according to the present application;
[0028] In the figure: 100, a moving seat; 110, a mounting plate; 120, a first electric push rod; 130, a mounting bin; 140, a second electric push rod; 150, a connecting plate; 160, a telescopic limiting rod; 200, a mounting seat; 210, a sound receiver; 220, a sound cover; 230, a sound receiving head; 240, a sound insulation board; 241, sound insulation cotton. DETAILED DESCRIPTION
[0029] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the present application.
[0030] In the description of the utility model, need understanding is, the term "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom" "internal", "external", "clockwise", "counterclockwise", "axial", "radial", "circumferential" orientation or positional relationship indicated in the drawing is based on the orientation or positional relationship shown in the drawing, only for the convenience of describing the utility model and simplifying the description, and not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, therefore can not be understood as limiting the utility model. In addition, the features limited to "first", "second" can be explicitly or implicitly include one or more features. In the description of the utility model, unless otherwise specified, the meaning of "a plurality of" is two or more.
[0031] In the description of the utility model, it should be explained that, unless otherwise specified and limited, the terms "mounting", "connection", "connection" should be understood broadly, for example, can be fixed connection, can also be detachable connection, or integrally connected, can be mechanical connection, can also be electrical connection, can be directly connected, can also be indirectly connected through intermediate medium, can be the communication inside two elements. For ordinary skilled in the art, the specific meaning of the above terms in the utility model can be understood according to the specific circumstances.
[0032] The utility model provides vehicle-mounted bass horn's sound testing arrangement, can adjust the position of radio mechanism quickly and conveniently, facilitates the performance of radio work, can effectively cut off external noise when performing radio, improves the accuracy of test, please refer to Figures 1-4 , including mobile seat 100 and mounting seat 200;
[0033] Please refer to Figures 1-2The top right side of the moving seat 100 is fixedly connected with the mounting plate 110, characterized in that the upper side of the moving seat 100 is provided with an adjusting mechanism, the adjusting mechanism comprising a first electric push rod 120, the first electric push rod 120 being used for adjusting the horizontal position of the radio mechanism, a mounting bin 130, the mounting bin 130 being used for mounting a second electric push rod 140, the second electric push rod 140, the second electric push rod 140 being used for adjusting the vertical position of the radio mechanism, a connecting plate 150, and a telescopic limiting rod 160, the telescopic limiting rod 160 being used for limiting and supporting the mounting bin 130, the first electric push rod 120 being fixedly connected with the left side wall of the mounting plate 110, the left end of the first electric push rod 120 being fixedly connected with the mounting bin 130, the second electric push rod 140 being fixedly connected with the bottom of the inner cavity of the mounting bin 130, the top end of the second electric push rod 140 being fixedly connected with the connecting plate 150, the left side wall of the connecting plate 150 being fixedly connected with the mounting seat 200, the telescopic limiting rod 160 being fixedly connected with the front and back side walls of the first electric push rod 120, the left end of the first electric push rod 120 being fixedly connected with the mounting bin 130, the first electric push rod 120 being extended to push the mounting bin 130 to move by starting the first electric push rod 120, the mounting bin 130 being assisted and supported by the two telescopic limiting rods 160 while moving, the mounting bin 130 being moved to a position where the radio mechanism located above is close to the vehicle-mounted loudspeaker, the connecting plate 150 being extended to drive the mounting seat 200 to rise by starting the second electric push rod 140, the height of the radio mechanism located on the mounting seat 200 being leveled with the position of the vehicle-mounted loudspeaker, and then the radio test work can be carried out;
[0034] In summary, the position of the radio mechanism can be quickly and conveniently adjusted, and the radio work is facilitated;
[0035] Please refer to Figures 1-4The upper portion of the moving base 100 is provided with a mounting base 200, and the left side of the mounting base 200 is provided with a sound insulation mechanism, which comprises a sound receiver 210, a sound receiver 210 for accepting and processing the sound of the loudspeaker, a sound cover 220, a sound cover 220 for mounting a sound insulation plate 240, a sound head 230, a sound head 230 for receiving the sound of the loudspeaker, a sound insulation plate 240, a sound insulation plate 240 for absorbing noise, sound insulation cotton 241, the sound insulation cotton 241 for absorbing noise, the sound receiver 210 is fixedly connected to the left side wall of the mounting base 200, the left side wall of the sound receiver 210 is fixedly connected with the sound cover 220, the left side wall of the sound receiver 210 is fixedly connected with the sound head 230, the left end of the sound head 230 penetrates through the sound cover 220 and extends to the inner side wall of the sound cover 220, the sound insulation plate 240 is fixedly connected to the inner cavity of the sound cover 220, and the sound insulation plate 240 is uniformly distributed, the inner cavity of the sound insulation plate 240 is filled with sound insulation cotton 241, when the sound receiving work is carried out, the sound head 230 in the sound cover 220 receives the sound of the loudspeaker, and then transmits it to the sound receiver 210 for evaluation and processing, and at the same time, the sound insulation plate 240 uniformly distributed in the sound cover 220 absorbs the sound from the outside into the internal cavity, and then the sound insulation cotton 241 filled in the sound insulation plate 240 absorbs the noise;
[0036] In summary, the noise from the outside can be effectively cut off when the sound is collected, and the accuracy of the test is improved;
[0037] In specific use, the person skilled in the art starts the first electric push rod 120 to make the first electric push rod 120 extend and push the mounting bin 130 to move, and at the same time, the two side telescopic limiting rods 160 assist in supporting the mounting bin 130, so that the mounting bin 130 moves to a position where the sound collecting mechanism above and the vehicle-mounted loudspeaker are close to each other, then the second electric push rod 140 is started to extend, so that the connecting plate 150 mounted on the second electric push rod 140 drives the mounting base 200 to rise, so that the height of the sound collecting mechanism on the mounting base 200 is flush with the position of the vehicle-mounted loudspeaker, and then the sound collecting test work can be carried out. When the sound collecting work is carried out, the sound head 230 in the sound cover 220 receives the sound of the loudspeaker, and then transmits it to the sound receiver 210 for evaluation and processing, and at the same time, the sound insulation plate 240 uniformly distributed in the sound cover 220 absorbs the sound from the outside into the internal cavity, and then the sound insulation cotton 241 filled in the sound insulation plate 240 absorbs the noise.
[0038] In the description of the present specification, the description referring to the terms "one embodiment", "some embodiments", "exemplary embodiment", "example", "specific example", or "some examples" and the like means that the specific features, structures, materials or characteristics described in connection with the embodiment or example are included in at least one embodiment or example of the present application. In the present specification, the exemplary description of the above terms does not necessarily mean the same embodiment or example. Furthermore, the specific features, structures, materials or characteristics described can be combined in any one or more embodiments or examples in a suitable manner.
[0039] Although the embodiments of the present application have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and variations can be made thereto without departing from the principles and spirit of the present application, and the scope of the present application is defined by the claims and their equivalents.
Claims
1. A sound testing device for a car-mounted subwoofer, comprising a mobile seat (100), a mounting plate (110) is fixedly connected to the top right side of the mobile seat (100), characterized in that The upper part of the mobile seat (100) is provided with an adjusting mechanism. The upper part of the mobile seat (100) is provided with a mounting seat (200), and the left side of the mounting seat (200) is provided with a sound insulation mechanism.
2. The sound testing device for vehicle-mounted subwoofer according to claim 1, wherein: The adjusting mechanism comprises a first electric push rod (120), a mounting bin (130), a second electric push rod (140), a connecting plate (150) and a telescopic limiting rod (160).
3. The sound testing device for the car-mounted subwoofer according to claim 2, characterized in that: The first electric push rod (120) is fixedly connected to the left side wall of the mounting plate (110), and the left end of the first electric push rod (120) is fixedly connected with the mounting bin (130).
4. The sound testing device for vehicle-mounted subwoofer according to claim 2, characterized in that: The second electric push rod (140) is fixedly connected to the bottom of the inner cavity of the mounting bin (130), the top end of the second electric push rod (140) is fixedly connected with the connecting plate (150), and the left side wall of the connecting plate (150) is fixedly connected with the mounting seat (200).
5. The sound testing device for the car-mounted subwoofer according to claim 2, characterized in that: The telescopic limiting rod (160) is fixedly connected to the front and rear side walls of the first electric push rod (120), and the left end of the first electric push rod (120) on the front and rear sides is fixedly connected with the mounting bin (130).
6. The sound testing device for vehicle-mounted subwoofer according to claim 1, wherein: The sound insulation mechanism comprises a sound receiver (210), a sound cover (220), a sound head (230), a sound insulation plate (240) and sound insulation cotton (241).
7. The sound testing device for the car-mounted subwoofer according to claim 6, characterized in that: The sound receiver (210) is fixedly connected to the left side wall of the mounting seat (200), the left side wall of the sound receiver (210) is fixedly connected with the sound cover (220), the left side wall of the sound receiver (210) is fixedly connected with the sound head (230), and the left end of the sound head (230) penetrates through the sound cover (220) and extends to the inner side wall of the sound cover (220).
8. The sound testing device for vehicle-mounted subwoofer according to claim 6, characterized in that: The sound insulation plate (240) is fixedly connected to the inner cavity of the sound cover (220), and the sound insulation plate (240) is evenly distributed, and the inner cavity of the sound insulation plate (240) is filled with sound insulation cotton (241).