CN207585921U - Sound-generating device - Google Patents
Sound-generating device Download PDFInfo
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- CN207585921U CN207585921U CN201721379732.1U CN201721379732U CN207585921U CN 207585921 U CN207585921 U CN 207585921U CN 201721379732 U CN201721379732 U CN 201721379732U CN 207585921 U CN207585921 U CN 207585921U
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Abstract
This disclosure relates to a kind of sound-generating device, described device include：Housing；Control module is arranged in the housing；Servo motor is arranged in the housing, is connect with the control module；Vibration component is coupled with the servo motor；Fixed component, setting is on the housing；Wherein, the fixed component is used to described device being detachably mounted to the target site of vehicle；The control module is used for according to intended vibratory frequency, generation target control instruction；The servo motor is vibrated for the vibration component according to the target control order-driven with the intended vibratory frequency, so that the target site generates the sound under the action of the vibration component.Scheme in the disclosure can make the part of vehicle send out the sound, make abnormal sound investigation more convenient, and the device in the disclosure is detachably mounted to the target site, easy to carry, not limited by using area.
Description
Technical field
A kind of this disclosure relates to automotive field, and in particular, to sound-generating device.
Background technology
Vehicle can generate the vibration of different frequency in the process of moving, if some parts on vehicle have loosening etc.
Abnormal sound will occur for problem.Abnormal sound can include vehicle body abnormal sound, engine abnormal noise, gearbox abnormal sound, tire abnormal sound, suspension it is different
Ring etc..In the related art, in order to search abnormal sound source, the high-power abnormal sound test vibration platform of generally use vehicle, shake table is only
Abnormal sound detection can be carried out for vehicle, and time-consuming more, in addition shake table uses high pressure industrial electricity consumption, and also having to using area will
It asks, is unfavorable for production scene malfunction elimination.
Utility model content
To overcome the problems in correlation technique, the disclosure provides a kind of sound-generating device, and described device includes：
Housing；
Control module is arranged in the housing；
Servo motor is arranged in the housing, is connect with the control module；
Vibration component is coupled with the servo motor；
Fixed component, setting is on the housing；
Wherein, the fixed component is used to described device being detachably mounted to the target site of vehicle；The control
Module is used for according to intended vibratory frequency, generation target control instruction；The servo motor is used to be referred to according to the target control
It enables and the vibration component is driven to be vibrated with the intended vibratory frequency, so that the target site is in the vibration component
Effect is lower to generate the sound.
Optionally, described device further includes：
Input module, on the housing, the input module is connect with the control module for setting, is inputted for receiving
Operation, it is described input operation include it is following at least one：The input operation of the intended vibratory frequency, the startup behaviour of described device
Make, described device stops operation.
Optionally, described device further includes：
Retarder, the input terminal of the retarder are connect with the servo motor；
Linkage component, the input terminal of the linkage component are connect with the output terminal of the retarder, the linkage component
Output terminal is connect with the vibration component；
Wherein, the retarder is for being adjusted the rotating speed of the servo motor, the target torque after output adjustment,
The linkage component drives the vibration component to shake with the intended vibratory frequency under the action of the target torque
It is dynamic.
Optionally, the fixed component includes：
Telescopic rod；
Universal joint, one end of the universal joint are connect with the housing, the other end of the universal joint and the telescopic rod
One end connection；
Electromagnetic component is arranged on the other end of the telescopic rod；
Wherein, the telescopic rod can be rotated relative to the universal joint, to adjust described device and the target site
Relative position；
The electromagnetic component is connect with the control module, is received in the control module described device being fixed on institute
When stating the fixed instruction of target site, the control module output control electric current is to the electromagnetic component, so that the electromagnetism
Component generates magnetically attractive power, and described device is adsorbed in the target site.
Optionally, the vibration component transmits hammer for excitation, and the excitation is transmitted hammer and vibrated with the intended vibratory frequency
And the target site is acted on, so that the target site generates the sound.
Optionally, described device further includes：
Battery component, the output terminal of the battery component are connect with the control module, the servo motor, for institute
State control module, the servo motor provides electric energy.
Optionally, described device further includes：
Power connector, one end of the power connector are connect with the input terminal of the battery component, and the power supply connects
The other end for connecing device is connect with external power supply, is charged for passing through the external power supply to the battery component.
Optionally, the input module is touch display screen.
Optionally, the fixed component has four groups, and every group includes the telescopic rod, the universal joint and the electromagnetism
Component, fixed component described in four groups are separately positioned on four surfaces of the housing.
Optionally, described device further includes：
Harness, the harness is for connecting the battery component and the servo motor, so that the battery component is to institute
It states servo motor and electric energy is provided.
Through the above technical solutions, sound-generating device to be fixed on to the target site of vehicle by fixed component, pass through
Servo motor drives vibration component to generate vibration with intended vibratory frequency, and acts on the target site so that the target
Position generates vibration, and then sends out the sound.Therefore, the scheme in the disclosure can make the part of vehicle send out the sound, make abnormal sound
Investigation is more convenient, and the device in the disclosure is detachably mounted to the target site, easy to carry, not by using area
Limitation.
Other feature and advantage of the disclosure will be described in detail in subsequent specific embodiment part.
Description of the drawings
Attached drawing is for providing further understanding of the disclosure, and a part for constitution instruction, with following tool
Body embodiment is used to explain the disclosure, but do not form the limitation to the disclosure together.In the accompanying drawings：
Fig. 1 is a kind of schematic diagram of sound-generating device shown in one exemplary embodiment of the disclosure.
Fig. 2 is a kind of schematic diagram of sound-generating device shown in disclosure another exemplary embodiment.
Specific embodiment
The specific embodiment of the disclosure is described in detail below in conjunction with attached drawing.It should be understood that this place is retouched
The specific embodiment stated is only used for describing and explaining the disclosure, is not limited to the disclosure.
As shown in Figure 1, the schematic diagram for a kind of sound-generating device shown in one exemplary embodiment of the disclosure, the device
Including：
Housing 11；
Control module 12 is arranged in housing 11；
Servo motor 13 is arranged in housing 11, is connect with control module 12；
Vibration component 14 is coupled with servo motor 13；
Fixed component 15 is arranged on housing 11；
Wherein, fixed component 15 is used to described device being detachably mounted to the target site of vehicle；Control module 12
For according to intended vibratory frequency, generation target control instruction；Servo motor 13 is used for according to the target control order-driven
Vibration component 14 is vibrated with the intended vibratory frequency, so that the target site generates under the action of vibration component 14
The sound.
In the disclosure, the shape of housing 11 and material can be configured according to actual needs, if housing 11 is rectangular
Body, material is copper or housing 11 is cylinder, and material is nonmetallic.
Control module 12 is arranged in housing 11, and control module 12 can chip in order to control, or control circuit.Control
Molding block 12 is connect with servo motor 13, for controlling the rotation of servo motor 13.In addition, control module 12 can also control dress
The startup put, stopping, the rotating speed etc. for adjusting servo motor 13.
Vibration component 14 is coupled with servo motor 13, and in the disclosure, coupling refers to connected directly or indirectly, that is, shakes
Dynamic component 14 can be directly connected to servo motor 13, can also be indirectly connected with via other component.Vibration component 14 can be
Hammer is transmitted in excitation, or the structures such as vibrating reed, oscillating plate, the disclosure do not limit.
Fixed component 15 is used to described device being fixed on the target site of vehicle, and target site can be possible to generate
The suspicious region of abnormal sound.For example, target site is vehicle window, described device can be fixed at vehicle window by fixed component 15.
Fixed component 15 can adjust the relative position between described device and target site according to the space size of target site.One
In a embodiment, target site is vehicle window, and by being taken up too much space for vehicle window, described device can be fixed on to appointing for vehicle window
Meaning position.In another embodiment, target site is brake pedal, since space where brake pedal is limited, can be passed through
Fixed component 15 adjusts the position relationship between described device and brake pedal, and the vibration component 14 of described device is enable to act on
In brake pedal.Fixed component 15 can be that electromagnetic structure, sucker structure or other fixed structures, the disclosure do not limit.
In the disclosure, in order to detect target site with the presence or absence of abnormal sound, need to consolidate described device by fixed component 15
It is scheduled on target site.Control module 12 is according to intended vibratory frequency, and generation target control instruction, intended vibratory frequency can be pre-
If or it is input by user, target control instruction is for adjusting the rotating speed of servo motor 13.Servo motor 13 is according to mesh
It marks control instruction and exports corresponding rotating speed, vibration component 14 to be driven to be vibrated with intended vibratory frequency.Vibration component 14 is made
Used in target site, target site is made to generate vibration, so as to send out the sound.
From the above mentioned, the sound-generating device in the disclosure can be directly anchored to any position on vehicle, and installation is simple,
Reduce the input of the manpower and materials in abnormal sound troubleshooting procedure, and the sound-generating device small volume in the disclosure, it can be carry-on
It carries, can abnormal sound investigation be carried out to vehicle at any time.
Optionally, described device further includes：Input module 21 is arranged on housing 11, input module 21 and control module
12 connection, for receive input operation, it is described input operation include it is following at least one：The input behaviour of the intended vibratory frequency
Make, the start-up operation of described device, described device stops operation.It please refers to Fig.2, Fig. 2 is implemented for disclosure another exemplary
The schematic diagram of a kind of sound-generating device exemplified.
In the disclosure, input module 21 can be touch display screen, or the input button of entity can also be
The operation panel of other forms.In one embodiment, input module 21 is touch display screen, and touch display screen can receive use
Setting of the family to intended vibratory frequency, the setting range of intended vibratory frequency can be set according to actual needs, such as 0.5Hz
~40Hz.In order to preferably be investigated to vehicle abnormal sound, intended vibratory frequency can also be in the operation of sound-generating device
It is adjusted in journey, intended vibratory frequency is 20Hz such as when sound-generating device starts, in the process of running can be by target
Vibration frequency is adjusted to 25Hz.Meanwhile touch display screen can be with the current vibration frequency of real-time display sound issue device.Separately
Outside, touch display screen can also receive the operation for starting sound-generating device, stop the operation of sound-generating device.
In another embodiment, input module 21 is input button, and input button includes intended vibratory frequency regulating key,
The start button of sound-generating device, sound-generating device stop key.When detecting that button is pressed, perform this and press
The corresponding function of key.
It should be understood that in addition to operating above, input module 21 can also receive the operation of pause sound-generating device, open
Operation of dynamic fixed component 15 etc..
Optionally, described device further includes：Retarder, the input terminal of the retarder are connect with servo motor 13；Connecting rod
Component, the input terminal of the linkage component are connect with the output terminal of the retarder, the output terminal of the linkage component and vibration
Component 14 connects；Wherein, the retarder is for being adjusted the rotating speed of the servo motor 13, the target after output adjustment
Torque, the linkage component drive vibration component 14 to be carried out with the intended vibratory frequency under the action of the target torque
Vibration.
In the disclosure, in order to improve output torque, it can be realized by setting retarder, retarder can pass through reduction
The rotating speed of servo motor 13 improves output torque.The shape and size of linkage component can be set according to actual needs,
For example, linkage component can be cylindrical straight bar, curved rod etc..May be used between linkage component and retarder riveting or other
Connection mode is attached, and the disclosure does not limit.
When being rotated after the energization of servo motor 13, convert electrical energy into rotation potential energy, retarder to rotation potential energy into
Row adjustment, exports target torque, linkage component to be driven to move up and down, i.e., rotation potential energy is converted to the fortune of up and down motion
Action potential, the movement potential energy of the up and down motion are transferred to vibration component 14, vibration component 14 are made to be shaken with intended vibratory frequency
It is dynamic, and target site is acted on, so that target site generates vibration, so as to send out the sound.
It please refers to Fig.2, fixed component 15 includes：Telescopic rod 22；Universal joint 23, one end and the housing 11 of universal joint 23 connect
It connects, the other end of universal joint 23 is connect with one end of telescopic rod 22；Electromagnetic component 24 is arranged on the other end of telescopic rod 22；Its
In, telescopic rod 22 can be rotated relative to universal joint 23, to adjust the relative position of described device and the target site；Electromagnetic part
Part 24 is connect with control module 12, is received in control module 12 and described device is fixed on to the fixation of the target site is referred to
When enabling, so that electromagnetic component 24 generates magnetically attractive power, described device is inhaled for the output of control module 12 control electric current to electromagnetic component 24
It is attached to the target site.
In the disclosure, different target sites, the corresponding installation space size of sound-generating device is also different, passes through adjusting
The length of telescopic rod 22 and the direction that telescopic rod 22 is adjusted by universal joint 23, carry out the fixed position of sound-generating device
Positioning.Electromagnetic component 24 is arranged on the other end of telescoping tube, can be adjusted by bolt in the position of the other end.
An entity can be provided on sound-generating device to fix button or show one in touch display screen virtually
Fixed button when entity fixes button or virtual fixed button is pressed, generates a fixed instruction, control module 12 is according to this
Fixed instruction exports control electric current to electromagnetic component 24, and electromagnetic component 24 carries out electromagnetic conversion and generates adsorption capacity, adsorbs in target
Position.A stopping is also provided on sound-generating device and fixes button, electromagnetism can be released by pressing stopping fixation button
Absorption of the component 24 to target site.
Optionally, fixed component 15 has four groups, and every group includes the telescopic rod, the universal joint and the electromagnetic part
Part, fixed component described in four groups are separately positioned on four surfaces of housing 11.
In the disclosure, the shape of housing 11 can be cuboid, and four groups of fixed components can be separately positioned on cuboid
Four surfaces on, such as every group of fixed component be separately positioned on the center on surface.Certainly, housing 11 may be except length
Polyhedron other than cube, the installation position of every group of fixed component can be selected according to actual needs, and the application is not done specifically
It limits.
Optionally, it please refers to Fig.2, vibration component 14 transmits hammer 26 for excitation, and excitation transmits hammer 26 with the intended vibratory
Frequency is vibrated and acts on the target site, so that the target site generates the sound.
In one embodiment, the output terminal of servo motor 13 is connected with the input terminal of retarder, the output terminal of retarder
It is connected with the input terminal of linkage component, output terminal and the excitation of linkage component transmit hammer 26 and be connected.When servo motor 13 be powered into
After row rotation, rotation potential energy is converted electrical energy into, link mechanism is transferred to after the adjustment that rotation potential energy passes through retarder, will be rotated
Potential energy is converted to the movement potential energy of up and down motion, and finally, excitation transmits hammer 26 and passes out the potential energy of up and down motion, with target
Vibration frequency is vibrated, and acts on target site, so that target site generates vibration, sends out the sound.In addition, it is passed in excitation
Hammer 26 is passed when vibrate with intended vibratory frequency, target site can be made to generate identical vibration frequency, that is, resonated, with determining
The abnormal sound of target site occurs under what frequency.
Optionally, described device further includes：Battery component, output terminal and control module 12, the servo of the battery component
Motor 13 connects, for providing electric energy to control module 12, servo motor 13.In one embodiment, battery component can be
Accumulator.
Optionally, it please refers to Fig.2, described device further includes：Power connector 27, one end of power connector 27 and institute
The input terminal connection of battery component is stated, the other end of power connector 27 is connect with external power supply, for passing through the external electricity
It charges to the battery component in source.
External power supply can be vehicle power supply or other external power supplies, the disclosure do not limit.In an implementation
In example, external power supply is vehicle-mounted 12V/24V power supplys, is charged by vehicle power supply to battery component.As it can be seen that the sound in the disclosure
Generating means can realize the function of abnormal sound investigation using low-tension supply, and without high pressure industrial electricity consumption, use scope is more
Add extensively.
Optionally, described device further includes：Harness, the harness are used to connect the battery component and servo motor 13,
So that the battery component provides electric energy to servo motor 13.
In the disclosure, harness is used to connect battery component and servo motor 13.In addition, when fixed component 15 includes electricity
During magnet assembly, harness is additionally operable to connection electromagnetic component and battery component, so that battery component is to electromagnetic component output current, with
Electromagnetic component is made to generate adsorption capacity.
The preferred embodiment of the disclosure is described in detail above in association with attached drawing, still, the disclosure is not limited to above-mentioned reality
The detail in mode is applied, in the range of the technology design of the disclosure, a variety of letters can be carried out to the technical solution of the disclosure
Monotropic type, these simple variants belong to the protection domain of the disclosure.
It is further to note that specific technical features described in the above specific embodiments, in not lance
In the case of shield, can be combined by any suitable means, in order to avoid unnecessary repetition, the disclosure to it is various can
The combination of energy no longer separately illustrates.
In addition, arbitrary combination can also be carried out between a variety of different embodiments of the disclosure, as long as it is without prejudice to originally
Disclosed thought should equally be considered as disclosure disclosure of that.
Claims (10)
1. a kind of sound-generating device, which is characterized in that described device includes：
Housing；
Control module is arranged in the housing；
Servo motor is arranged in the housing, is connect with the control module；
Vibration component is coupled with the servo motor；
Fixed component, setting is on the housing；
Wherein, the fixed component is used to described device being detachably mounted to the target site of vehicle；The control module
For according to intended vibratory frequency, generation target control instruction；The servo motor is used to be instructed according to the target control and drive
It moves the vibration component to be vibrated with the intended vibratory frequency, so that effect of the target site in the vibration component
The lower generation sound.
2. the apparatus according to claim 1, which is characterized in that described device further includes：
Input module, on the housing, the input module is connect with the control module for setting, for receiving input behaviour
Make, it is described input operation include it is following at least one：The input operation of the intended vibratory frequency, the startup behaviour of described device
Make, described device stops operation.
3. the apparatus according to claim 1, which is characterized in that described device further includes：
Retarder, the input terminal of the retarder are connect with the servo motor；
Linkage component, the input terminal of the linkage component are connect with the output terminal of the retarder, the output of the linkage component
End is connect with the vibration component；
Wherein, for the retarder for being adjusted to the rotating speed of the servo motor, the target torque after output adjustment is described
Linkage component drives the vibration component to be vibrated with the intended vibratory frequency under the action of the target torque.
4. the apparatus according to claim 1, which is characterized in that the fixed component includes：
Telescopic rod；
Universal joint, one end of the universal joint are connect with the housing, the other end of the universal joint and the one of the telescopic rod
End connection；
Electromagnetic component is arranged on the other end of the telescopic rod；
Wherein, the telescopic rod can be rotated relative to the universal joint, opposite with the target site to adjust described device
Position；
The electromagnetic component is connect with the control module, is received in the control module described device being fixed on the mesh
When marking the fixed instruction at position, the control module output control electric current is to the electromagnetic component, so that the electromagnetic component
Magnetically attractive power is generated, described device is adsorbed in the target site.
5. the apparatus according to claim 1, which is characterized in that the vibration component transmits hammer for excitation, and the excitation passes
It passs hammer to vibrate with the intended vibratory frequency and act on the target site, so that the target site generates the sound.
6. the apparatus according to claim 1, which is characterized in that described device further includes：
Battery component, the output terminal of the battery component are connect with the control module, the servo motor, for the control
Molding block, the servo motor provide electric energy.
7. device according to claim 6, which is characterized in that described device further includes：
Power connector, one end of the power connector are connect with the input terminal of the battery component, the power connector
The other end connect with external power supply, charge for passing through the external power supply to the battery component.
8. the apparatus of claim 2, which is characterized in that the input module is touch display screen.
9. device according to claim 4, which is characterized in that the fixed component has four groups, and every group includes described stretch
Contracting bar, the universal joint and the electromagnetic component, fixed component described in four groups are separately positioned on four surfaces of the housing
On.
10. device according to claim 6, which is characterized in that described device further includes：
Harness, the harness is for connecting the battery component and the servo motor, so that the battery component is watched to described
It takes motor and electric energy is provided.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721379732.1U CN207585921U (en) | 2017-10-24 | 2017-10-24 | Sound-generating device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721379732.1U CN207585921U (en) | 2017-10-24 | 2017-10-24 | Sound-generating device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207585921U true CN207585921U (en) | 2018-07-06 |
Family
ID=62729141
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721379732.1U Active CN207585921U (en) | 2017-10-24 | 2017-10-24 | Sound-generating device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207585921U (en) |
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2017
- 2017-10-24 CN CN201721379732.1U patent/CN207585921U/en active Active
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