CN207622988U - Noise detection device - Google Patents
Noise detection device Download PDFInfo
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- CN207622988U CN207622988U CN201721558244.7U CN201721558244U CN207622988U CN 207622988 U CN207622988 U CN 207622988U CN 201721558244 U CN201721558244 U CN 201721558244U CN 207622988 U CN207622988 U CN 207622988U
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- noise reduction
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Abstract
The utility model is related to a kind of noise detection device, including sound proof box and transmitting device, transmitting device is equipped with testboard, and sound proof box includes babinet, inlet and outlet, and inlet and outlet is electric controlled door, is connected respectively at box body-sliding；Decibel sensor is installed in babinet, decibel sensor is electrically connected with the control panel of babinet side, babinet outer layer is rubber puigging, internal layer is zinc-plated sound panel, zinc-plated sound panel inner wall is equipped with multiple wedge guide rails and noise reduction wedge, hook is provided on noise reduction wedge, by being hung on wedge guide rail, the tip surface of noise reduction wedge is provided with multiple sound-absorption holes.The noise detection device of the utility model is by the way that product to be detected to be placed on the testboard of transmitting device, it sequentially enters and carries out noise test in sound proof box, while completely cutting off external interference, the noise in test is avoided using sound proof box to leak, detection process high degree of automation, and test result can be accurately reflected intuitively.
Description
Technical field
The utility model is related to noise measuring field more particularly to a kind of noise detection devices.
Background technology
On the production line of some warning instruments, need to carry out noise test to it, if directly conventional place into
Row test will produce a large amount of noise, it is therefore desirable to special noise testing device.It is that sound is derived from object that sound, which generates principle,
Vibration, it causes the vibration of neighbouring air and forms sound wave, and propagates around in air medium.Noise testing device is normal
Need to use sound-absorbing material and acoustic material, the sound-absorbing principle of wherein sound-absorbing material be when sound is passed to sound-absorbing material surface,
An acoustic energy part is reflected, a part of penetrable material, when thering is a vibration or sound due to sound-absorbing material to propagate wherein with
Surrounding medium friction is converted to thermal energy by acoustic energy, and acoustic energy is depleted, that is, is commonly called as sound and is absorbed by material.
In the prior art, the test of warning instrument is usually to be judged according to human auditory system or need special input a large amount of
Quiet room is built in fund and place, and can only be fixed on the position of some building.High-decibel noise is tested and is produced to enterprise
The physical and mental health and work quality of personnel has a huge impact, if specially put into a large amount of fund and place build it is mute
Room, and be only fixed on the position of some building it will cause of high cost, long construction period, it is inconvenient for use prompt the shortcomings of.
It is therefore desirable to design a kind of noise detection device, to overcome the above problem.
Utility model content
The purpose of the utility model is to overcome the defect of the prior art, a kind of high degree of automation, test knot are provided
The noise detection device that fruit intuitively accurately reflects.
The utility model is realized in this way：
The utility model provides a kind of noise detection device, including sound proof box and the transmitting device through sound proof box, transmission
Device is equipped with testboard, and testboard bottom is equipped with vibrator, and sound proof box includes babinet, inlet and outlet, and inlet and outlet is
Electric controlled door is connected respectively at box body-sliding；Decibel sensor, the control plane of decibel sensor and babinet side are installed in babinet
Plate is electrically connected, and babinet outer layer is rubber puigging, and internal layer is zinc-plated sound panel, and zinc-plated sound panel inner wall is led equipped with multiple wedges
Rail and noise reduction wedge are provided with hook on noise reduction wedge, and by being hung on wedge guide rail, the tip surface of noise reduction wedge is set
It is equipped with multiple sound-absorption holes.
Further, transmitting device includes transmission belt, transmission shaft and driving wheel, and timer is equipped in transmission shaft.
Further, testboard is equipped with stopper, and stopper is electrically connected with control panel.
Further, it links up with as T-type, is integrally formed with noise reduction wedge.
Further, noise reduction wedge is isosceles acute triangle, and adjacent noise reduction wedge gap is equipped with small wedge.
Further, cabinet wall is equipped with camera and LED light, and camera connects with the display equipment on control panel
It connects.
The utility model has the advantages that：
The noise detection device of the utility model is by the way that product to be detected to be placed on the testboard of transmitting device, successively
Noise test is carried out in into sound proof box, while completely cutting off external interference, is avoided the noise in test using sound proof box and is leaked,
Detection process high degree of automation, and test result can be accurately reflected intuitively.
Description of the drawings
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only
It is some embodiments of the utility model, for those of ordinary skill in the art, in the premise not made the creative labor
Under, other drawings may also be obtained based on these drawings.
Fig. 1 is the structural schematic diagram of noise detection device provided by the utility model.
Specific implementation mode
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
The every other embodiment obtained, shall fall within the protection scope of the present invention.
As shown in Figure 1, the noise detection device of the utility model, including sound proof box 1 and the transmitting device through sound proof box 1
2.Transmitting device 2 is equipped with testboard 3, and testboard 3 can be used elastic material and be made, and 3 bottom of testboard is equipped with vibrator 31, profit
With 31 analog vibration state of vibrator, it is convenient for testing.
Sound proof box 1 includes babinet 11, inlet and outlet, and inlet and outlet is electric controlled door, is slidably connected respectively at babinet 11.
Decibel sensor 12 is installed in babinet 11, decibel sensor 12 is electrically connected with the control panel 13 of 11 side of babinet, using point
It is horizontal that shellfish sensor 12 obtains actual noise.11 outer layer of babinet is rubber puigging, and internal layer is zinc-plated sound panel, zinc-plated sound panel
Inner wall is equipped with multiple wedge guide rails and noise reduction wedge 14, and hook 15 is provided on noise reduction wedge 14, and point is hung on by hook 15
It splits on guide rail, the tip surface of noise reduction wedge 14 is provided with multiple sound-absorption holes 16, and the pitch-row of sound-absorption hole 16 is 5-10mm, sound-absorbing effect
Fruit is more preferably.
Transmitting device 2 includes transmission belt 21, transmission shaft 22 and driving wheel 23, and timer is equipped in transmission shaft 22.Transmission
Device 2 further includes driving motor 24, and driving motor 24 is electrically connected by timer and transmission shaft 22.It is controllable by timer
The rotation interval of driving wheel 23 continues convenient for subsequent detection.
Testboard 3 is equipped with stopper 32, and stopper 32 is electrically connected with control panel 13, is detected when product to be detected reaches
When region, controllable stopper 32 bounces, and blocks product to be detected, avoids product to be detected because effect of inertia crosses check bit
It sets.
Hook 15 is T-type, is integrally formed with noise reduction wedge 14.By hook 15 so that noise reduction wedge 14 is hung on wedge guide rail
On, increase the flexibility of 14 installation of noise reduction wedge.Noise reduction wedge 14 is isosceles acute triangle, and adjacent 14 gap of noise reduction wedge
Equipped with small wedge 17, the gap between noise reduction wedge 14 is rationally utilized.
11 inner wall of babinet is equipped with camera 4 and LED light 41, and camera 4 is connect with the display equipment on control panel 13.
Illumination is provided using LED light 41, tester is facilitated to observe situation in babinet 11, convenient adjustment in time.
When needing to carry out noise measuring, product to be detected is placed on testboard 3, and sound proof box 1 is sent by transmission belt 21
Interior, after reaching detection zone, stopper 32, which bounces, blocks product to be detected, and control panel 13 controls the import of sound proof box 1 and goes out
Mouth is closed, and sound proof box 1 forms a closed chamber, and tester, which can pass through, shows that equipment observes situation in babinet 11.It waits for point
Shellfish sensor 12 obtains actual noise horizontal transport to control panel 13 and completes after testing, and the inlet and outlet of sound proof box 1 is opened,
The rotation of the driving wheel 23 of timer control simultaneously, the product after being detected by transmission belt 21 send out babinet 11.
In conclusion product to be detected by being placed on the test of transmitting device by the noise detection device of the utility model
It on platform, sequentially enters and carries out noise test in sound proof box, while completely cutting off external interference, avoided in test using sound proof box
Noise leaks, detection process high degree of automation, and test result can be accurately reflected intuitively.
The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, all at this
Within the spirit and principle of utility model, any modification, equivalent replacement, improvement and so on should be included in the utility model
Protection domain within.
Claims (6)
1. a kind of noise detection device, which is characterized in that the transmitting device including sound proof box and through the sound proof box, the biography
Defeated device is equipped with testboard, and the testboard bottom is equipped with vibrator, and the sound proof box includes babinet, inlet and outlet, institute
It is electric controlled door to state import and the outlet, is connected respectively at the box body-sliding；
Decibel sensor is installed in the babinet, the decibel sensor is electrically connected with the control panel of the babinet side,
The babinet outer layer is rubber puigging, and internal layer is zinc-plated sound panel, and the zinc-plated sound panel inner wall is led equipped with multiple wedges
Rail and noise reduction wedge are provided with hook on the noise reduction wedge, are hung on the wedge guide rail by described, the noise reduction
The tip surface of wedge is provided with multiple sound-absorption holes.
2. noise detection device as described in claim 1, it is characterised in that：The transmitting device includes transmission belt, transmission shaft
And driving wheel, timer is installed in the transmission shaft.
3. noise detection device as described in claim 1, it is characterised in that：The testboard is equipped with stopper, the resistance
Lug-latch is electrically connected with the control panel.
4. noise detection device as described in claim 1, it is characterised in that：The hook is T-type, with the noise reduction wedge one
It is body formed.
5. noise detection device as claimed in claim 4, it is characterised in that：The noise reduction wedge is isosceles acute triangle,
And adjacent noise reduction wedge gap is equipped with small wedge.
6. noise detection device as described in claim 1, it is characterised in that：The cabinet wall is equipped with camera and LED
Lamp, the camera are connect with the display equipment on the control panel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721558244.7U CN207622988U (en) | 2017-11-17 | 2017-11-17 | Noise detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721558244.7U CN207622988U (en) | 2017-11-17 | 2017-11-17 | Noise detection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207622988U true CN207622988U (en) | 2018-07-17 |
Family
ID=62829337
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721558244.7U Active CN207622988U (en) | 2017-11-17 | 2017-11-17 | Noise detection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207622988U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109632301A (en) * | 2018-12-29 | 2019-04-16 | 山东蒙沃变速器有限公司 | A kind of gearbox running-in testing apparatus |
| CN109738054A (en) * | 2018-12-10 | 2019-05-10 | 广东恒鑫智能装备股份有限公司 | A kind of noise detecting system |
| CN111982275A (en) * | 2020-08-06 | 2020-11-24 | 东莞市励骏高分子材料有限公司 | Method for testing horizontal noise of draw-bar box |
-
2017
- 2017-11-17 CN CN201721558244.7U patent/CN207622988U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109738054A (en) * | 2018-12-10 | 2019-05-10 | 广东恒鑫智能装备股份有限公司 | A kind of noise detecting system |
| CN109632301A (en) * | 2018-12-29 | 2019-04-16 | 山东蒙沃变速器有限公司 | A kind of gearbox running-in testing apparatus |
| CN111982275A (en) * | 2020-08-06 | 2020-11-24 | 东莞市励骏高分子材料有限公司 | Method for testing horizontal noise of draw-bar box |
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