CN203775401U - Piezoelectric device - Google Patents
Piezoelectric device Download PDFInfo
- Publication number
- CN203775401U CN203775401U CN201320408092.8U CN201320408092U CN203775401U CN 203775401 U CN203775401 U CN 203775401U CN 201320408092 U CN201320408092 U CN 201320408092U CN 203775401 U CN203775401 U CN 203775401U
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- Prior art keywords
- unit
- fixed
- piezoelectric device
- touch
- control feedback
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Abstract
The utility model provides a piezoelectric device. The piezoelectric device comprises a pedestal, and a receiver unit and a touch feedback unit which are fixed onto the pedestal. The receiver unit comprises a drive device fixed on the pedestal and a transmission part adhered on the surface of the drive device. The touch feedback unit comprises a vibration unit fixed on the pedestal and a counterweight block arranged on the vibration unit. The receiver unit and the touch feedback unit work independently. According to the piezoelectric device of the utility model, the receiver unit and the touch feedback unit are combined together ingeniously so that the mounting space of a product can be reduced and a better effect can be achieved.
Description
[technical field]
The utility model relates to a kind of piezoelectric device, relates in particular to that one has receiver and touch-control feeds back bifunctional piezoelectric device.
[background technology]
In the process of the portable consumer electronics device fast developments such as mobile phone, people are more and more to the Functional Requirement of product, and its volume is also more and more microminiaturized.Traditional equipment uses vision and the sense of hearing to provide feedback for user, as video playback and audio frequency broadcasting etc.In some equipment, motion feedback (as active force and resistance feedback) and tactile feedback (as vibration, heat energy) can offer the stronger experience of user.Particularly, the haptic effect of vibrating effect, vibrating tactile is providing real feedback to cause the sense organ impression in simulation or virtual environment the inside, as the explosive effect of game machine the inside can cause the judder of subscriber equipment, water droplet can cause less vibration, the demand of this experience, is constantly heated.
Tactile feedback is being integrated in the mobile devices such as mobile phone, individual palmtop PC, portable game machine, for example some portable game machines can be given user the effect with vibration on joystick, in addition, in individual palmtop PC, also can utilize the mode of vibration to carry out the operations such as schedule alarm.Piezoelectric device is as the main element that tactile feedback is provided, its structure also with its application by improvement gradually.In traditional mobile device, need to realize independently piezoelectric vibrator of one of touch-control feedback function needs, while realizing the functions such as receiver, need an independently receiver, make the original paper in mobile device many, internal structure complexity, has limited miniaturization and the slimming development of mobile device.
At present in mobile device, the function of receiver can be realized by screen acoustical generator, although possess good receiver function, the function ratio of touch-control feedback a little less than.Can not reach the requirement of actual production.
Therefore, being necessary to propose a kind of novel piezoelectric device in fact addresses the above problem.
[utility model content]
The technical problem that the utility model need solve is to provide that one has receiver and touch-control feeds back bifunctional piezoelectric device.
According to above-mentioned technical problem, design a kind of piezoelectric device, comprise pedestal and be individually fixed in receiver unit and the touch-control feedback unit of pedestal, described receiver unit comprises the drive unit being fixed on pedestal and is attached at the drive disk assembly on drive unit surface, described touch-control feedback unit comprises the vibration unit being fixed on pedestal and is disposed at the balancing weight on vibration unit, described receiver unit and the separate work of described touch-control feedback unit, described vibration unit comprises the first substrate and is attached at the piezoelectric patches of the first substrate, described drive unit comprises the second substrate and is attached at the piezoelectric patches of the second substrate.
Preferably, described pedestal comprises the fixed part that is positioned at its two ends and the sidewall that is connected and fixed portion, described pedestal is also provided with extended bearing on described sidewall, between described fixed part and described bearing, there is certain interval, described touch-control feedback unit is fixed on described fixed part, described receiver unit is fixed on described bearing, and the direction of vibration of described touch-control feedback unit is consistent with the direction of vibration of described receiver unit.
Preferably, described pedestal comprises the fixed part that is positioned at its two ends and the sidewall that is connected described fixed part, described fixed part comprises the first surface vertical with sidewall and that extend and second surface parallel sidewalls from first surface bending, described touch-control feedback unit is fixed on described first surface, and it is perpendicular that described receiver unit is fixed on the direction of vibration of the above touch-control feedback unit of described second surface and described receiver unit.
Preferably, described piezoelectric device is also provided with the fixed leg for fixing touch-control feedback unit, difference fixing hole, described fixed leg and described fixing hole interference engagement on described fixed part.
Preferably, described bearing is metal structure, and the two ends of described the second substrate are provided with weld part, and by laser electric welding, receiver unit are fixed on bearing.
Preferably, described bearing is plastic construction, and the two ends of described the second substrate are glued at respectively on described bearing.
Preferably, on described first surface and second surface, be equipped with fixing hole, the resigning hole that is equipped with the fixed leg of stepping down on described touch-control feedback unit and receiver unit, described piezoelectric device is provided with multiple fixed legs, is respectively used to fixing touch-control feedback unit and receiver unit.
Preferably, described fixed leg is bolt.
The utility model also provides a kind of mobile device, and it comprises piezoelectric device and the screen of any one described above, and described drive disk assembly is connected to screen, and the pushing direction normal to screen of drive unit.
Piezoelectric device of the present utility model combines receiver unit and touch-control feedback unit dexterously, can reduce the installing space of product, reaches more excellent effect.
[brief description of the drawings]
Fig. 1 is the schematic diagram of the utility model piezoelectric device the first execution mode;
Fig. 2 is the constitutional diagram of the utility model piezoelectric device the first execution mode;
Fig. 3 is the schematic diagram that adopts the mobile device of the utility model piezoelectric device;
Fig. 4 is the schematic diagram of the utility model piezoelectric device the second execution mode;
Fig. 5 is the part combination schematic diagram of the utility model piezoelectric device the second execution mode;
Fig. 6 is the cutaway view that uses the mobile device of the utility model piezoelectric device the second execution mode.
[embodiment]
Below in conjunction with drawings and embodiments, the utility model is described in further detail.
As depicted in figs. 1 and 2, be the schematic diagram of the utility model the first execution mode, a kind of piezoelectric device, it comprises pedestal 2, is fixed on touch-control feedback unit 3 and receiver unit 1 on described pedestal 2.
Pedestal 2 comprises the fixed part 21 that is positioned at its two ends and the sidewall 22 that is connected and fixed portion 21, between this fixed part 21 and sidewall 22, form the receiving space (not label) of pedestal, touch-control feedback unit 3 is accommodated and is fixed in this receiving space, touch-control feedback unit 3 is consistent with the direction of vibration of receiver unit 1, and sidewall 22 is parallel to the direction of vibration of touch-control feedback unit 3 and receiver unit 1.On the upper surface of described fixed part 21, be provided with fixing hole 210, described pedestal 2 is also provided with the bearing 23 extending to receiving space from sidewall, and described bearing 23 is positioned at the top of fixed part 21, and forms gap with the upper surface of fixed part 21.
Touch-control feedback unit 3 comprises the vibration unit 31 being fixed on pedestal 2 and is disposed at the balancing weight 32 on vibration unit 31.Vibration unit 31 comprises the first substrate 311 and is attached at the piezoelectric patches 312 on the first substrate 311 surfaces, piezoelectric patches 312 can all be sticked in the first substrate 311 both sides, also can be only at the one side piezoelectric patches 312 that has been sticked, in the present embodiment, the first pedestal 311 both sides piezoelectric patches 312 that has all been sticked.In the present embodiment, touch-control feedback unit 3 also comprises a U-shaped bayonet socket 33 for fixed weight piece and vibration unit.Between U-shaped bayonet socket 33 and piezoelectric patches 312, can also be provided with the buffer part 34 for the protection of piezoelectric patches, conventionally can adopt the materials such as foam, can reduce like this damage to piezoelectric patches 312, reach better vibrating effect.
Piezoelectric device is also provided with fixed leg 4, the first substrate 311 two ends and is equipped with resigning hole 3110, and fixed leg 4 passes this resigning hole 3110, described fixed leg 4 and fixing hole 210 and resigning hole 3110 interference engagement, thus realize the fixing of touch-control feedback unit 3.In the present embodiment, the both sides of described resigning hole 3110 are also respectively equipped with pad 3111, described pad 3111 can with fixed leg 4 processes in protect the first substrate 311 not weighed wounded.Described touch-control feedback unit 3 is positioned at the receiving space of pedestal 2, and the first substrate 311 is between fixed part 21 and bearing 23.In the present embodiment, this fixed leg is bolt, certainly, in selectable other execution modes, also can such as, with other fixture, rivet etc.
Described receiver unit 1 comprises the drive unit 11 being fixed on pedestal 2 and the drive disk assembly 12 that is attached at drive unit surface.This drive unit 11 comprises the second substrate 111 and is attached at the piezoelectric patches 112 on the second substrate 111 surfaces, same, the second substrate 111 piezoelectric patches 112 that can two ends be all sticked, the also side piezoelectric patches 112 that has been sticked only.Drive disk assembly 12 is cylinder, and a side is sticked on drive unit surface, and another time and outside original paper are connected as screen etc., thereby drive the sounding such as screen, produce receiver effect.Certainly, its shape is not limited to this, can be also other shapes such as cuboid, as long as play gearing, can implement.Described the second substrate 111 is overlapped on bearing 23, and fixes with bearing 23.In the present embodiment, bearing 23 is metal structure, and the two ends of the second substrate 111 are equipped with weld part 1110, by the mode of laser spot welding, receiver unit is fixed on bearing 23.Certainly, this is only wherein a kind of embodiment of the utility model, in selectable other execution modes, also can adopt the bearing of plastic construction, and the second substrate glues together by glue, and receiver unit is fixed on bearing.
Piezoelectric device is also provided with the conducting terminal 5 for connecting external power source.In the present embodiment, conducting terminal 5 is for to be electrically connected with touch-control feedback unit 3, and receiver unit 1 is electrically connected with outside separately.In selectable other execution modes, piezoelectric device also can have multiple conducting terminals, is respectively used to the electrical connection of touch-control feedback unit 3 and receiver unit 1.Or touch-control feedback unit 3 and receiver unit 1 are connected to same conducting terminal, also can implement.
As shown in Figure 3, in the time that piezoelectric device integral installation enters the mobile devices such as mobile phone, the drive disk assembly 12 of receiver unit 1 is connected on the screen 51 of mobile device, and drives screen 51 to vibrate, and the direction of vibration of this receiver unit 1 is perpendicular to the screen 51 of mobile device.Touch-control feedback unit 3 direction of vibration normals to screen 51, its lower cover 52 by mobile device drives mobile device entirety to vibrate.This touch-control feedback unit 3 below receiver unit 1 and and receiver unit 1 between form certain gap, can ensure receiver unit 1 and the separate work of touch-control feedback unit 3, interference-free.
It is more than the utility model the first execution mode.As shown in Figure 4, Figure 5, be the schematic diagram of the utility model the second execution mode.
Itself and the first execution mode are roughly the same, different, and the direction of vibration of its touch-control feedback unit 3 ' and receiver unit 1 ' is mutually vertical.Embodiment is as follows:
The fixed part 21 ' of described pedestal 2 ' comprises the first surface 211 ' vertical with sidewall and the second surface 212 ' vertical with first surface 211 ', it is upper that described touch-control feedback unit 3 ' is fixed on described first surface 211 ', and described receiver unit 1 ' is fixed on described second surface 212 '.
On first surface 211 ' and second surface 212 ', be provided with fixing hole 210 ', the first substrate 111 ' and the second substrate 311 ' are provided with resigning hole (not shown), piezoelectric device is provided with multiple fixed legs 4 ', respectively touch-control feedback unit 3 ' and receiver unit 1 ' is fixed on pedestal 2 '.This fixed leg 4 ' can be bolt, can be also rivet, can also adopt other modes as gummed etc.
As shown in Figure 6, enter the mobile devices such as mobile phone during when integral installation, the drive disk assembly 12 ' of receiver unit 1 ' is attached on screen, drives screen vibration, and the direction of vibration of receiver unit 1 ' is perpendicular to the screen of mobile device.The direction of vibration of touch-control feedback unit 3 ' is parallel to screen, and the framework 53 of the side by mobile device drives mobile device entirety to vibrate.
Piezoelectric device of the present utility model can adopt the mode such as stuck or gluing to be fixed in mobile device.
Piezoelectric device of the present utility model combines receiver unit and touch-control feedback unit dexterously, meets the function of equipment receiver and the function of vibration simultaneously, can reduce the installing space of product, reaches more excellent effect.
Above-described is only execution mode of the present utility model; it should be pointed out that for the person of ordinary skill of the art at this, do not departing under the prerequisite of the utility model creation design; can also make improvement, but these all belong to protection range of the present utility model.
Claims (9)
1. a piezoelectric device, it is characterized in that: described piezoelectric device comprises pedestal and is individually fixed in receiver unit and the touch-control feedback unit of pedestal, described receiver unit comprises the drive unit being fixed on pedestal and is attached at the drive disk assembly on drive unit surface, described touch-control feedback unit comprises the vibration unit being fixed on pedestal and is disposed at the balancing weight on vibration unit, described vibration unit comprises the first substrate and the piezoelectric patches that is attached at the first substrate, and described drive unit comprises the second substrate and is attached at the piezoelectric patches of the second substrate.
2. piezoelectric device according to claim 1, it is characterized in that: described pedestal comprises the fixed part that is positioned at its two ends and the sidewall that is connected and fixed portion, described pedestal is also provided with extended bearing on described sidewall, between described fixed part and described bearing, there is certain interval, described touch-control feedback unit is fixed on described fixed part, described receiver unit is fixed on described bearing, and the direction of vibration of described touch-control feedback unit is consistent with the direction of vibration of described receiver unit.
3. piezoelectric device according to claim 1, it is characterized in that: described pedestal comprises the fixed part that is positioned at its two ends and the sidewall that is connected described fixed part, described fixed part comprises first surface and the second surface vertical with first surface, described touch-control feedback unit is fixed on described first surface, and it is perpendicular that described receiver unit is fixed on the direction of vibration of the above touch-control feedback unit of described second surface and described receiver unit.
4. according to the piezoelectric device described in claim 2 or 3, it is characterized in that: described piezoelectric device is also provided with the fixed leg for fixing touch-control feedback unit difference fixing hole, described fixed leg and described fixing hole interference engagement on described fixed part.
5. piezoelectric device according to claim 2, is characterized in that: described bearing is metal structure, and the two ends of described the second substrate are provided with weld part, and by laser electric welding, receiver unit is fixed on bearing.
6. piezoelectric device according to claim 2, is characterized in that: described bearing is plastic construction, and the two ends of described the second substrate are glued at respectively on described bearing.
7. piezoelectric device according to claim 3, it is characterized in that: on described first surface and second surface, be equipped with fixing hole, on described touch-control feedback unit and receiver unit, be equipped with the resigning hole of the fixed leg of stepping down, described piezoelectric device is provided with multiple fixed legs, is respectively used to fixing touch-control feedback unit and receiver unit.
8. piezoelectric device according to claim 7, is characterized in that: described fixed leg is bolt.
9. a mobile device, it comprises piezoelectric device and the screen of any one as described in claim 1-8, described drive disk assembly is connected to screen, and the pushing direction normal to screen of drive unit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320408092.8U CN203775401U (en) | 2013-07-09 | 2013-07-09 | Piezoelectric device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320408092.8U CN203775401U (en) | 2013-07-09 | 2013-07-09 | Piezoelectric device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203775401U true CN203775401U (en) | 2014-08-13 |
Family
ID=51292541
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320408092.8U Expired - Fee Related CN203775401U (en) | 2013-07-09 | 2013-07-09 | Piezoelectric device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203775401U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108566592A (en) * | 2018-04-28 | 2018-09-21 | 歌尔股份有限公司 | Screen sound-producing device and electronic equipment |
| CN110166861A (en) * | 2019-05-30 | 2019-08-23 | 江苏铁锚玻璃股份有限公司 | One-way planar sounding device and the fixed structure for improving its sound quality |
| CN111464914A (en) * | 2019-01-22 | 2020-07-28 | 三星显示有限公司 | Display device and driving method thereof |
| CN111798763A (en) * | 2019-04-01 | 2020-10-20 | 三星显示有限公司 | Display device |
-
2013
- 2013-07-09 CN CN201320408092.8U patent/CN203775401U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108566592A (en) * | 2018-04-28 | 2018-09-21 | 歌尔股份有限公司 | Screen sound-producing device and electronic equipment |
| CN108566592B (en) * | 2018-04-28 | 2021-07-09 | 歌尔股份有限公司 | Screen sound production device and electronic equipment |
| CN111464914A (en) * | 2019-01-22 | 2020-07-28 | 三星显示有限公司 | Display device and driving method thereof |
| CN111798763A (en) * | 2019-04-01 | 2020-10-20 | 三星显示有限公司 | Display device |
| CN110166861A (en) * | 2019-05-30 | 2019-08-23 | 江苏铁锚玻璃股份有限公司 | One-way planar sounding device and the fixed structure for improving its sound quality |
| CN110166861B (en) * | 2019-05-30 | 2024-04-02 | 江苏铁锚玻璃股份有限公司 | Unidirectional plane sound production device and fixing structure for improving sound quality thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140813 Termination date: 20210709 |