CN203643603U - Novel ultrasonic sensor - Google Patents
Novel ultrasonic sensor Download PDFInfo
- Publication number
- CN203643603U CN203643603U CN201320851940.2U CN201320851940U CN203643603U CN 203643603 U CN203643603 U CN 203643603U CN 201320851940 U CN201320851940 U CN 201320851940U CN 203643603 U CN203643603 U CN 203643603U
- Authority
- CN
- China
- Prior art keywords
- housing
- sensor
- piezoelectric ceramic
- ceramic piece
- ultrasonic sensor
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
Links
- 239000004033 plastic Substances 0.000 claims abstract description 18
- 239000000919 ceramic Substances 0.000 claims abstract description 16
- 238000009434 installation Methods 0.000 claims abstract description 15
- 229910052782 aluminium Inorganic materials 0.000 claims abstract description 4
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims abstract description 4
- 239000003292 glue Substances 0.000 claims description 4
- 239000004411 aluminium Substances 0.000 abstract 1
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000012937 correction Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
Images
Landscapes
- Transducers For Ultrasonic Waves (AREA)
- Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
Abstract
The utility model belongs to the field of ultrasonic sensors, and particularly relates to a novel ultrasonic sensor which is of a contact pin type, and has small aftershock and dead zone. The novel ultrasonic sensor comprises an aluminium housing, the housing is internally provided with an installation chamber, a piezoelectric ceramic piece is installed on the bottom of the installation chamber and is fixedly connected with the housing, the ultrasonic sensor also comprises a plastic frame, one side of the plastic frame is provided with a contact pin, the other side is provided with a PCB, the contact pin is connected with the PCB, the PCB is connected with a positive electrode of the piezoelectric ceramic piece through a positive electrode signal line, the PCB is connected with a negative electrode of the piezoelectric ceramic piece through a negative electrode signal line, the plastic frame is connected with an end part of the housing, and a rubber ring is arranged between the plastic frame and the housing. The ultrasonic sensor in the utility model is in elastic connection with the housing, can effectively filter vibration of the housing, and prevent the sensor from generating resonance, thereby effectively reducing aftershock of the sensor, reducing the dead zone of the sensor, and improving safety performance of an automobile.
Description
Technical field
The utility model belongs to ultrasonic sensor field, particularly a kind of novel contact pin type, aftershock is little, the Novel ultrasonic wave sensor that blind area is little.
Background technology
Along with the development of electron trade, the application of ultrasonic sensor is more and more wider, type is also more and more, various Novel ultrasonic wave sensors are also progressively developed, and automotive automation program is more and more higher, to sensor requirement also more and more higher, a kind of Novel ultrasonic wave sensor that the present invention designs mainly for automobile automated parking system, the housing of existing ultrasonic sensor is generally metal material and plastic material is made, ultrasonic sensor is arranged on after the housing of automobile, between ultrasonic sensor housing and car crust for to be firmly connected, the automobile vibration that the vibration producing in the automobile course of work and the injustice on road surface cause all can pass to ultrasonic sensor, affect the work of ultrasonic sensor, increase the blind area of sensor, affect the security of automobile.
Utility model content
For the deficiencies in the prior art, the utility model has designed a kind of novel generation wave sensor, between ultrasonic sensor in the utility model and housing for elasticity is connected, can effectively filter out the vibration of housing, avoid sensor to produce resonance, thereby effectively reduce the aftershock of sensor, reduced the blind area of sensor.Improve the security performance of automobile.
The utility model is achieved through the following technical solutions:
A kind of Novel ultrasonic wave sensor, it comprises the shell of aluminum, enclosure is provided with installation cavity, piezoelectric ceramic piece is arranged on the bottom of installation cavity, and be fixedly connected with shell, also comprise a plastic processing frame, one side of plastic processing frame is provided with contact pin, opposite side is provided with pcb board, contact pin is connected with pcb board, and pcb board is connected with the positive pole of piezoelectric ceramic piece by positive signal line, and pcb board is connected with the negative pole of piezoelectric ceramic piece by negative signal line, it is characterized in that: described plastic processing frame is connected with the end of shell, and is provided with rubber ring between plastic processing frame and shell.
In described installation cavity, be also provided with noise reduction sponge, described noise reduction sponge is positioned at the top of piezoelectric ceramic piece.
In the installation cavity of described shell, be filled with filling glue.
In sum, the utlity model has following beneficial effect:
Between ultrasonic sensor in the utility model and housing, for elasticity is connected, can effectively filter out the vibration of housing, avoid sensor to produce resonance, thereby effectively reduced the aftershock of sensor, reduce the blind area of sensor.Improve the security performance of automobile.
Brief description of the drawings
By the detailed description below in conjunction with accompanying drawing, the utility model is aforesaid will be become apparent with other object, feature and advantage.Wherein:
Fig. 1 is structural representation of the present utility model;
In figure, 1 is shell, and 2 is rubber ring, and 3 is plastic processing frame, and 4 is contact pin, and 5 for filling glue, and 6 is noise reduction sponge, and 7 is piezoelectric ceramic piece, and 11 is installation cavity, and 8 is pcb board.
Embodiment
Below in conjunction with accompanying drawing, the utility model is described further.
A kind of Novel ultrasonic wave sensor as shown in Figure 1, it comprises the shell 1 of aluminum, shell 1 inside is provided with installation cavity 11, piezoelectric ceramic piece 7 is arranged on the bottom of installation cavity 11, and be fixedly connected with shell 1, also comprise a plastic processing frame 3, one side of plastic processing frame 3 is provided with contact pin 4, opposite side is provided with pcb board 8, contact pin 4 is connected with pcb board 8, pcb board 8 is connected with the positive pole of piezoelectric ceramic piece 7 by positive signal line, pcb board 8 is connected with the negative pole of piezoelectric ceramic piece 7 by negative signal line, it is characterized in that: described plastic processing frame 3 is connected with the end of shell 1, and be provided with rubber ring 2 between plastic processing frame 3 and shell 1.
In described installation cavity 11, be also provided with noise reduction sponge 6, described noise reduction sponge 6 is positioned at the top of piezoelectric ceramic piece.
In the installation cavity 11 of described shell 1, be filled with and fill glue 5.
In sum, the utlity model has following beneficial effect:
Between ultrasonic sensor in the utility model and housing, for elasticity is connected, can effectively filter out the vibration of housing, avoid sensor to produce resonance, thereby effectively reduced the aftershock of sensor, reduce the blind area of sensor.Improve the security performance of automobile.
The utility model is not limited to described embodiment; those skilled in the art is not departing from spirit of the present utility model openly in scope; still can do some corrections or change, therefore the scope that rights protection scope of the present utility model limits with claims is as the criterion.
Claims (3)
1. a Novel ultrasonic wave sensor, it comprises the shell of aluminum, enclosure is provided with installation cavity, piezoelectric ceramic piece is arranged on the bottom of installation cavity, and be fixedly connected with shell, also comprise a plastic processing frame, one side of plastic processing frame is provided with contact pin, opposite side is provided with pcb board, contact pin is connected with pcb board, pcb board is connected with the positive pole of piezoelectric ceramic piece by positive signal line, pcb board is connected with the negative pole of piezoelectric ceramic piece by negative signal line, it is characterized in that: described plastic processing frame is connected with the end of shell, and be provided with rubber ring between plastic processing frame and shell.
2. a kind of Novel ultrasonic wave sensor according to claim 1, is characterized in that: in described installation cavity, be also provided with noise reduction sponge, described noise reduction sponge is positioned at the top of piezoelectric ceramic piece.
3. a kind of Novel ultrasonic wave sensor according to claim 1, is characterized in that: in the installation cavity of described shell, be filled with filling glue.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320851940.2U CN203643603U (en) | 2013-12-20 | 2013-12-20 | Novel ultrasonic sensor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320851940.2U CN203643603U (en) | 2013-12-20 | 2013-12-20 | Novel ultrasonic sensor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203643603U true CN203643603U (en) | 2014-06-11 |
Family
ID=50874838
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320851940.2U Expired - Lifetime CN203643603U (en) | 2013-12-20 | 2013-12-20 | Novel ultrasonic sensor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203643603U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103744074A (en) * | 2013-12-20 | 2014-04-23 | 常州波速传感器有限公司 | Novel ultrasonic sensor |
| CN105223566A (en) * | 2014-06-25 | 2016-01-06 | 现代摩比斯株式会社 | The vehicle manufacture method of the rubber in ultrasonic sensor assembly and this assembly |
| CN108871389A (en) * | 2018-05-10 | 2018-11-23 | 京东方科技集团股份有限公司 | Supersonic sensing unit and production method, ultrasonic sensor and display device |
-
2013
- 2013-12-20 CN CN201320851940.2U patent/CN203643603U/en not_active Expired - Lifetime
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103744074A (en) * | 2013-12-20 | 2014-04-23 | 常州波速传感器有限公司 | Novel ultrasonic sensor |
| CN105223566A (en) * | 2014-06-25 | 2016-01-06 | 现代摩比斯株式会社 | The vehicle manufacture method of the rubber in ultrasonic sensor assembly and this assembly |
| CN108871389A (en) * | 2018-05-10 | 2018-11-23 | 京东方科技集团股份有限公司 | Supersonic sensing unit and production method, ultrasonic sensor and display device |
| CN108871389B (en) * | 2018-05-10 | 2020-03-31 | 京东方科技集团股份有限公司 | Ultrasonic sensing unit, manufacturing method thereof, ultrasonic sensor and display device |
| US11602771B2 (en) | 2018-05-10 | 2023-03-14 | Boe Technology Group Co., Ltd. | Ultrasonic sensor and manufacturing method therefor, and ultrasonic sensor array and display device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140611 |