CN206270018U - A kind of car door lock testboard bay - Google Patents
A kind of car door lock testboard bay Download PDFInfo
- Publication number
- CN206270018U CN206270018U CN201621246671.7U CN201621246671U CN206270018U CN 206270018 U CN206270018 U CN 206270018U CN 201621246671 U CN201621246671 U CN 201621246671U CN 206270018 U CN206270018 U CN 206270018U
- Authority
- CN
- China
- Prior art keywords
- door lock
- testboard
- latch bracket
- car door
- microphone
- 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 - Fee Related
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- Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)
Abstract
A kind of car door lock testboard bay, is related to automobile door lock domain.The car door lock testboard bay, including testboard, dummy head, noiseless bearing, regulation guide rail, latch bracket, lock catch support and microphone arm, sensor stand is wherein fixedly connected with latch bracket, microphone is installed on sensor stand, described microphone has certain angle with the axial direction of latch bracket.The device has the condition of application extensive, it is easy to operates, reliable test result, has the advantages that very strong versatility, and with low cost.
Description
Technical field
The utility model is related to automobile door lock domain, more particularly to a kind of car door lock testboard bay.
Background technology
Auto parts work noise and sound quality are the piths of auto NVH research, and the height of its level is with quality again
People are directly affected to the impression of automobile total quality and the tendency of purchase.And the switch sound of car door then reflects automobile
The several quality researchs of switch gate of the safely, important information such as comfortable and reliable, therefore car door are highly significant.At present in whole elimination room
In the device that is used to the noise analysis of lock single-piece it is complicated, test result is unreliable, and only for fixed vehicle, cost
It is relatively high.
Utility model content
In view of the shortcomings of the prior art, the purpose of this utility model is to provide a kind of car door lock testboard bay,
Its simple structure, it is easily installed and realizes.
The technical scheme that the utility model is used is：A kind of car door lock testboard bay, is characterized in that, including
Testboard, dummy head, noiseless bearing, regulation guide rail, latch bracket, lock catch support and microphone arm；
Latch bracket is fixed on testboard, sensor stand is fixedly connected with described latch bracket, in sensor
Microphone is installed, described microphone has certain angle with the axial direction of latch bracket on support；
Regulation guide rail is additionally provided with testboard, noiseless bearing is connected and along regulation guide rail movement with regulation slide,
The lock catch support of belt lock catch is connected with noiseless rotation on bearings, door lock is arranged on latch bracket, and be arranged on lock catch support
On snap fit realize latch and unblock, photoelectricity acceleration sensing is provided with the position of door lock on latch bracket
Device；
Position apart from latch bracket side certain distance on testboard is additionally provided with dummy head.
Vibration isolation rubber is additionally provided with the bottom of testboard bay.
Between described microphone and latch bracket axial direction with 45 degree of angles.
Described dummy head is fixed on testboard, the distance with 400~600mm between dummy head and door lock.
Be additionally provided with data acquisition device on testboard bay, described data acquisition device respectively with the output of microphone
The output end of end and dummy head is connected.
The output end connection computer of described data acquisition device.
The beneficial effects of the utility model are：The car door lock testboard bay, including testboard, dummy head, without acoustic axis
Hold, adjust guide rail, latch bracket, lock catch support and microphone arm, wherein being fixedly connected with sensor branch on latch bracket
Frame, installs microphone on sensor stand, and described microphone has certain angle with the axial direction of latch bracket.The device has
There is the condition of application extensive, it is easy to operate, reliable test result, there is very strong versatility, and it is with low cost.
Brief description of the drawings
In order to illustrate more clearly of the utility model embodiment or technical scheme of the prior art, below will be to embodiment
Needed for the accompanying drawing to be used be briefly described, it should be apparent that, drawings in the following description are only of the present utility model
Some embodiments, for those of ordinary skill in the art, on the premise of not paying creative work, can also be according to these
Accompanying drawing obtains other accompanying drawings.
Fig. 1 is the structural representation of car door lock testboard bay in the utility model embodiment；
Fig. 2 is sensor stand and latch bracket structural representation in the utility model embodiment；
Number explanation is as follows in figure：1 testboard, 2 door locks, 3 microphones, 4 locks, 5 data acquisition devices, 6 photoelectricity accelerate
It is degree sensor, 7 dummy heads, 8 noiseless bearings, 9 regulation guide rails, 10 latch brackets, 11 lock catch supports, 12 vibration isolation rubber, 13 transaudient
Device support.
Specific embodiment
Enable above-mentioned purpose of the present utility model, feature and advantage more obvious understandable, below in conjunction with the accompanying drawings 1~Fig. 2
The utility model is described in further detail with specific embodiment.
Car door lock testboard bay in the present embodiment, including testboard 1, dummy head 7, noiseless bearing 8, regulation guide rail
9th, latch bracket 10, lock catch support 11 and microphone arm 13.
Latch bracket 10 is bolted on testboard 1, and bolt connection has sensor stand 13 on latch bracket 10,
Microphone 3 is installed on sensor stand 13, microphone 3 has 45 degree of angles with the axial direction of latch bracket 10.
The lock catch support 11 of belt lock catch 4 is rotatably connected on noiseless bearing 8, lock catch support 11 is as rocking arm with without acoustic axis
8 rotations are held, door lock 2 is arranged on latch bracket 10, coordinates with the lock 4 being arranged on lock catch support 11, with detained support
Rise and fall, realization latch and unblock.Regulation guide rail 9 is additionally provided with testboard 1, noiseless bearing 8 is slidably connected with regulation guide rail 9
And can be moved along regulation guide rail 9, can adjust the distance between lock 4 and door lock 2.Near the position of door lock 2 on latch bracket 10
The place of putting is provided with photoelectricity acceleration transducer 6, for gathering noise of marching into the arena.
Position apart from the 400~600mm of side of latch bracket 10 on testboard 1 is additionally provided with dummy head, for detecting
Far-field noise.
Vibration isolation rubber 12 is additionally provided with the bottom of testboard bay 1, is connected thereto between position for mitigating testboard bay 1
Vibration.
Data acquisition device in the present embodiment is drawn connection computer and the sample sound for collecting is divided by USB line
Analysis, specifically includes：
First, microphone 3 is fixed on microphone arm 13 so that microphone 3 is at 45 ° with the axial direction of latch bracket 10
Angle, distance is 100mm therebetween, and measures the real vehicle car door length 735mm and speed 0.9m/s that latches during closing of the door at closing time.
Testing procedure is as follows：Lock catch support 11 is adjusted on regulation guide rail 9 make it meet real vehicle state（It is i.e. true
The state of door lock single-piece noise during reflection real vehicle state）, lock catch support 11 carry out repeatedly latch operation and the process of latching is carried out
Test data collection, the present embodiment realized using data acquisition device 5,4 groups of Validity Test data is recorded, in a computer to falling
Lock several qualities to be analyzed, calculate the psychologic acoustics parameter such as loudness and sharpness and carry out objective evaluation and latch several qualities and to make an uproar
Sound value, as shown in table 1：
Table 1 is loudness, sharpness, sound pressure level meter
| Parameter | Loudness | Sharpness | Sound pressure level |
| Numerical value | 121soneGF | 8.47acum | 93dB(A) |
Microphone 3 is fixed on microphone arm 13 so that microphone 3 is at 45 ° with the plane that latches, and distance is therebetween
100mm, and measure the real vehicle car door length 720mm and speed 0.9m/s that latches during closing of the door at closing time.
Testing procedure is as follows：It is adjusted that it is met real vehicle conditions dictate true to lock catch support 11 on regulation guide rail 9
Door lock single-piece noise during real reflection real vehicle state, lock catch support 11 repeatedly latch and operates and to the process data acquisition that latches
Device 5 is acquired, and experiment is completed after 4 groups of Validity Test data of record.Several qualities that latch are analyzed in a computer,
Calculate the psychologic acoustics parameter such as loudness and sharpness and carry out objective evaluation and latch several qualities and noise figure, as shown in table 2：
The table 1 of table 2 is loudness, sharpness, sound pressure level meter
| Parameter | Loudness | Sharpness | Sound pressure level |
| Numerical value | 110soneGF | 8.29acum | 92dB(A) |
Microphone 3 is fixed on microphone arm 13 the axis structure angle at 45 ° for causing microphone 3 and latch bracket 10,
And distance is 100mm, and measure the real vehicle car door length 740mm and speed 0.9m/s that latches during closing of the door at closing time.
Testing procedure is as follows：Lock catch support 11 is adjusted on regulation guide rail 9, it is met real vehicle state (can
The situation of door lock single-piece noise during enough true reflection real vehicle states), lock catch support 11 repeatedly latch and operates and to latching
Cheng Jinhang data acquisitions, the present embodiment is realized using data acquisition device 5, completes to test after 4 groups of Validity Test data of record.
Several qualities that latch are analyzed in computer, are calculated the psychologic acoustics parameter such as loudness and sharpness and is carried out objective evaluation and latch
Several qualities and noise figure, as shown in table 3：
Table 3 is loudness and sharpness and sound pressure level meter
| Parameter | Loudness | Sharpness | Sound pressure level |
| Numerical value | 145soneGF | 13.31acum | 98dB(A) |
Microphone 3 is fixed on microphone arm 13 so that angle at 45 ° between microphone 3 and lock catch support 11, and two
Person's distance is 100mm, and measures the real vehicle car door length 695mm and speed 0.9m/s that latches during closing of the door at closing time.
Testing procedure is as follows：Lock catch support 11 is adjusted on regulation guide rail 9, it is met real vehicle state（Can
The state of door lock single-piece noise during enough true reflection real vehicle states）, lock catch support 11 carry out repeatedly latch operation and to latching
Cheng Jinhang data acquisitions, the present embodiment is realized using data acquisition device 5, completes to test after 4 groups of Validity Test data of record.
Several qualities that latch are analyzed in computer, are calculated the psychologic acoustics parameter such as loudness and sharpness and is carried out objective evaluation and latch
Several qualities and noise figure：
Table 4 is loudness, sharpness and sound pressure level meter
| Parameter | Loudness | Sharpness | Sound pressure level |
| Numerical value | 111soneGF | 9.34acum | 94dB(A) |
By four example test comparison each psychoacoustic parameters, it can be found that the corresponding lock single-piece sound product of example 2
Matter is more excellent.
Although the foregoing describing specific embodiment of the present utility model, those skilled in the art in the art should
Work as understanding, these are merely illustrative of, various changes or modifications can be made to these implementation methods, it is new without departing from this practicality
The principle and essence of type.Scope of the present utility model is only limited by the claims that follow.
Claims (6)
1. a kind of car door lock testboard bay, it is characterised in that, including testboard, dummy head, noiseless bearing, regulation guide rail,
Latch bracket, lock catch support and microphone arm；
Latch bracket is fixed on testboard, sensor stand is fixedly connected with described latch bracket, in sensor stand
Upper installation microphone, described microphone has certain angle with the axial direction of latch bracket；
Regulation guide rail is additionally provided with testboard, noiseless bearing is connected and along regulation guide rail movement with regulation slide, in nothing
Acoustic axis holds the lock catch support for being rotatably connected to belt lock catch, and door lock is arranged on latch bracket, and is arranged on lock catch support
Snap fit is realized latching and unblock, and photoelectricity acceleration transducer is provided with the position of door lock on latch bracket；
Position apart from latch bracket side certain distance on testboard is additionally provided with dummy head.
2. car door lock testboard bay as claimed in claim 1, it is characterised in that, it is additionally provided with the bottom of testboard bay
Vibration isolation rubber.
3. car door lock testboard bay as claimed in claim 1, it is characterised in that, described microphone and latch bracket axle
To with 45 degree of angles.
4. car door lock testboard bay as claimed in claim 1, it is characterised in that, described dummy head is fixed on testboard
On, the distance with 400~600mm between dummy head and door lock.
5. car door lock testboard bay as claimed in claim 1, it is characterised in that, data are additionally provided with testboard bay
Harvester, described data acquisition device is connected with the output end of microphone and the output end of dummy head respectively.
6. car door lock testboard bay as claimed in claim 5, it is characterised in that, the output of described data acquisition device
End connection computer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621246671.7U CN206270018U (en) | 2016-11-22 | 2016-11-22 | A kind of car door lock testboard bay |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621246671.7U CN206270018U (en) | 2016-11-22 | 2016-11-22 | A kind of car door lock testboard bay |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206270018U true CN206270018U (en) | 2017-06-20 |
Family
ID=59040077
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621246671.7U Expired - Fee Related CN206270018U (en) | 2016-11-22 | 2016-11-22 | A kind of car door lock testboard bay |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206270018U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108088663A (en) * | 2016-11-22 | 2018-05-29 | 华晨汽车集团控股有限公司 | A kind of car door lock testboard bay |
| CN108254172A (en) * | 2018-01-18 | 2018-07-06 | 中国汽车技术研究中心 | A kind of new automobile side door lock sound quality testboard bay |
-
2016
- 2016-11-22 CN CN201621246671.7U patent/CN206270018U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108088663A (en) * | 2016-11-22 | 2018-05-29 | 华晨汽车集团控股有限公司 | A kind of car door lock testboard bay |
| CN108254172A (en) * | 2018-01-18 | 2018-07-06 | 中国汽车技术研究中心 | A kind of new automobile side door lock sound quality testboard bay |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170620 Termination date: 20211122 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |