CN208238926U - A kind of noise measuring equipment of clock spring - Google Patents
A kind of noise measuring equipment of clock spring Download PDFInfo
- Publication number
- CN208238926U CN208238926U CN201820431484.9U CN201820431484U CN208238926U CN 208238926 U CN208238926 U CN 208238926U CN 201820431484 U CN201820431484 U CN 201820431484U CN 208238926 U CN208238926 U CN 208238926U
- Authority
- CN
- China
- Prior art keywords
- clock spring
- noise measuring
- measuring equipment
- microphone
- shaft
- 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
Links
Landscapes
- Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)
Abstract
The utility model provides a kind of noise measuring equipment of clock spring, belongs to field of mechanical technique, it solves the problems, such as that existing clock spring noise measuring equipment detection effect is poor.The noise measuring equipment of this clock spring includes: sealing room, internal to install organic frame, and rack has a workbench and is movably installed with the microphone for collecting voice signal on the table；Locating rack is tiltedly mounted on workbench, and shaft is provided through on locating rack, and shaft one end is fixed with motor, and the other end is fixed with clock spring, and above-mentioned microphone is arranged close to clock spring；Controller is installed in sealing outdoor and is electrically connected by cable with motor；Computer, setting is outdoor in sealing, and computer is electrically connected with microphone, controller respectively, and computer is opened or stopped by controller driving motor, and voice signal can be delivered to computer by above-mentioned microphone.The utility model has the characteristics that detection effect is good.
Description
Technical field
The utility model belongs to field of mechanical technique, is related to a kind of noise measuring equipment of clock spring.
Background technique
Flexible flat winding displacement is also known as flexible flat cable, has extra-heavy flexibility, small in size, perfect heat-dissipating and connection
Flexibly and easily.Winding displacement is removable, bending, reverses without damaging conducting wire, can defer to different shape and special package dimension,
Millions of dynamic bendings are able to bear, is perfectly suitable for continuously moving or the interior of regular exercise links in system, become most
A part of finished product function.
It is often an enclosure space inside modern car, the noise inside car, which also increasingly becomes, measures automobile entirety
One key factor of performance, due to the rotation of steering wheel, clock spring needs constantly to rotate during use,
Sound will necessarily be generated during this, thus clock spring is after production and performance detection, it is also necessary to carry out noise measuring.
To the equipment that is uncommon, and being used for detection of progress noise measuring during clock spring pivotal in existing production
It is difficult to collect sound, and is easy to be influenced by extraneous sound, tend not to realize the reason with clock spring noise measuring
Think state.
In conclusion to solve the deficiency in existing clock spring noise measuring equipment, the utility model devises one
The noise measuring equipment of the kind clock spring that structure is simple, detection effect is good.
Summary of the invention
The utility model in order to solve the problems existing in the prior art, when providing that a kind of structure is simple, detection effect is good
The noise measuring equipment of clock spring.
The purpose of this utility model can be achieved through the following technical solutions: a kind of noise measuring equipment of clock spring,
Include:
Room is sealed, internal to install organic frame, the rack has a workbench and is movably installed with use on the table
In the microphone for collecting voice signal；
Locating rack is tiltedly mounted on workbench, and shaft is provided through on locating rack, and shaft one end is fixed with motor,
The other end is fixed with clock spring, and above-mentioned microphone is arranged close to clock spring；
Controller is installed in sealing outdoor and is electrically connected by cable with motor；
Computer, setting is outdoor in sealing, and computer is electrically connected with microphone, controller respectively, and the computer passes through controller
Driving motor is opened or is stopped, and voice signal can be delivered to computer by above-mentioned microphone.
As the further improvement of this case, the locating rack includes upper flat plate disposed in parallel, lower plate, two plate both ends
It is connected respectively by front apron, rear baffle, positioning plate is covered on front apron and clock spring is located on positioning plate, shaft one end
It sequentially passes through front apron, positioning plate, clock spring and is arranged with locating piece, the other end passes through rear baffle and motor is connected.
Another step as this case is improved, and the clock spring is made of surface layer, interlayer and the bottom set gradually, institute
It states surface layer to be fixedly connected and can be relatively rotated with interlayer with bottom, facing sections outwardly convex forms convex block, opens up on locating piece
There is the opening being correspondingly arranged with convex block.
As the further improvement of this case, several lugs are evenly distributed with around interlayer, offer peace on each lug
Hole is filled, is installed with and the one-to-one positioning column of each mounting hole on positioning plate.
Another step as this case is improved, and is also equipped with several wedges being correspondingly arranged with each positioning column on positioning plate, often
Be equipped with pressure head, handle on a wedge, the handle is articulated and connected by connecting rod and wedge, the pressure head respectively with handle, pressure
Seat articulated connection, rotational handle are able to drive pressure head and are resisted against on corresponding positioning column.
As the further improvement of this case, on workbench it is vertically-mounted have support rod and be arranged with level on support rod set
The support arm set, support arm are connected with above-mentioned microphone far from support rod one end.
Another step as this case is improved, and workbench side is installed with sliding rail and is covered with slide on the slide rail, above-mentioned branch
Strut is threaded through on slide, workbench is provided with scale strip at sliding rail, is installed on slide and is correspondingly arranged with scale tune
Indicator is able to drive microphone when slide is moved along sliding rail close to or far from clock spring.
As the further improvement of this case, two pillars are installed, and two pillars are arranged on shaft two sides between two plates, turn
Two limited blocks are also arranged on axis, each limited block is connected with lower plate.
Another step as this case is improved, and outside motor is arranged with outer cover, and outer cover is fixedly connected with rear baffle.
It as the further improvement of this case, seals and offers the through-hole that current supply cable passes through on room, be filled with sponge in through-hole
And rubber stopper is set at through-hole both ends.
Compared with prior art, the utility model structure setting is reasonable, drives clock spring to turn by motor-driven rotatable shaft
It is dynamic, generated voice signal in rotation process is collected using microphone, and then feed back to computer and carry out calculating detection, realizes noise
Testing goal；Wherein the setting of locating rack, positioning plate and wedge etc. can ensure that clock spring positioning stablity is accurate, convenient for into
Row noise detects work.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model.
Fig. 2 is the schematic diagram of internal structure of Fig. 1.
Fig. 3 is the partial structure diagram of Fig. 2.
Fig. 4 is the partial structure diagram of Fig. 3.
Fig. 5 is the structural schematic diagram of wedge in the utility model.
In figure, 10, sealing room；11, rack；12, workbench；20, locating rack；21, upper flat plate；22, lower plate；23, preceding
Baffle；24, rear baffle；25, shaft；26, positioning plate；261, positioning column；27, locating piece；271, it is open；28, pillar；29, it limits
Position block；30, microphone；31, sliding rail；32, slide；33, support rod；34, support arm；35, scale strip；36, indicator；40, clock bullet
Spring；41, surface layer；411, convex block；42, interlayer；421, lug；422, mounting hole；43, bottom；51, motor；52, outer cover；60, it presses
Seat；61, handle；62, connecting rod；63, pressure head；70, controller；80, computer.
Specific embodiment
Below with reference to examples and drawings, the technical solution of the utility model is further elaborated.
As shown in Figures 1 to 4, the noise measuring equipment of this clock spring includes:
Room 10 is sealed, internal to install organic frame 11, rack 11 has a workbench 12 and on table 12 activity peace
Equipped with the microphone 30 for collecting voice signal；
Locating rack 20 is tiltedly mounted on workbench 12, and shaft 25 is provided through on locating rack 20, and 25 one end of shaft is solid
It is connected with motor 51, the other end is fixed with clock spring 40, and above-mentioned microphone 30 is arranged close to clock spring 40；
Controller 70 is installed in 10 outside of sealing room and is electrically connected by cable with motor 51；
Computer 80, setting is outside sealing room 10, and computer 80 is electrically connected with microphone 30, controller 70 respectively, and computer 80 is logical
It crosses 70 driving motor 51 of controller to open or stop, voice signal can be delivered to computer 80 by above-mentioned microphone 30.
Noise inside car increasingly becomes a key factor for measuring automobile overall performance, due to turning for steering wheel
Dynamic, clock spring 40 needs constantly to rotate during use, will necessarily generate sound, needs to carry out noise measuring.
To the equipment hardly possible for carrying out the uncommon of noise measuring in 40 rotation process of clock spring, and detecting in existing production
To collect sound, it is easy to be influenced by external sound, tends not to realize the perfect condition with 40 noise measuring of clock spring.
For this purpose, the utility model devises a kind of noise measuring equipment of clock spring, pass through 51 drive shaft 25 of motor
It drives clock spring 40 to rotate, generated voice signal in rotation process is collected using microphone 30, and then feed back to computer 80
Calculating detection is carried out, realizes noise measuring purpose.
It is preferably provided with sealing room 10 and carries out noise measuring, can be avoided external sound and testing result is had an impact, specifically
, by locating rack 20 by 40 stable position of clock spring, computer 80 drives 25 turns of shaft by 70 driving motor 51 of controller
It is dynamic, and then realize the rotation of clock spring 40, at the same by microphone 30 by the transmission of sound signals being collected into rotation process to electric
Brain 80 turns voice signal preferably in 80 system of computer due to some current signals for the only sound that microphone 30 is collected into
Specific decibel value is changed into, to realize the detection for rotating generated noise to clock spring 40.
Preferably, it seals and offers the through-hole (not shown) that current supply cable passes through on room 10, be filled with sponge in through-hole
(not shown) and through-hole both ends be arranged rubber stopper (not shown).
For the transmission for ensuring signal, through-hole is opened up for cable incoming-outgoing on sealing room 10, sea is filled preferably in through-hole
Silk floss, while rubber stopper is arranged at the both ends of through-hole, has certain elasticity, can clamping cable, reduce extraneous sound to the full extent
Influence of the sound to inside detection.
Preferably, locating rack 20 includes upper flat plate 21 disposed in parallel, lower plate 22, and two plate both ends pass through front respectively
Plate 23, rear baffle 24 are connected, and positioning plate 26 is covered on front apron 23 and clock spring 40 is located on positioning plate 26, shaft 25 1
End sequentially passes through front apron 23, positioning plate 26, clock spring 40 and is arranged with locating piece 27, and the other end passes through rear baffle 24 and electricity
Machine 51 is connected.
Wherein locating rack 20 is surrounded and is formed by upper flat plate 21, lower plate 22, front apron 23 and rear baffle 24, preferably clock
Spring 40 is mounted on front apron 23 with positioning plate 26, and shaft 25 passes through positioning plate 26, clock spring 40 and matches with locating piece 27
Clock spring 40 is fixed in shaft 25 by conjunction, and when motor 51 drives shaft 25 to rotate, clock spring 40 can be with shaft 25
It rotates together.
Locating rack 20, which is obliquely installed, herein is conducive to simulate the working condition that clock spring 40 is mounted in steering wheel, so that
Noise measuring more meets actual state.
Further, clock spring 40 is made of surface layer 41, interlayer 42 and the bottom 43 set gradually, surface layer 41 and bottom
Layer 43 is fixedly connected and can relatively rotate with interlayer 42, and 41 part outwardly convex of surface layer forms convex block 411, opens up on locating piece 27
There is the opening 271 being correspondingly arranged with convex block 411.
Specifically, the surface layer 41 of clock spring 40 is chimeric with the opening 271 on locating piece 27 by convex block 411, by fixed
Position block 27 is fixedly connected with shaft 25, and since surface layer 41 is connected and can relatively rotate with interlayer 42 with bottom 43, shaft 25 is driven
Surface layer 41 and bottom 43 is really driven to rotate when clock spring 40 rotates.
Preferably, multiple lugs 421 are evenly distributed with around interlayer 42, offer mounting hole on each lug 421
422, it is installed with and the one-to-one positioning column 261 of each mounting hole 422 on positioning plate 26.
Interlayer 42 is cooperated by each lug 421 and each positioning column 261 on positioning plate 26, realizes positioning, is avoided and face
The rotations such as layer 41.
As shown in Figure 3 and Figure 5, further, be also equipped on positioning plate 26 be correspondingly arranged with each positioning column 261 it is multiple
Wedge 60 is equipped with pressure head 63, handle 61 on each wedge 60, and handle 61 is articulated and connected by connecting rod 62 and wedge 60, pressure head
63 are articulated and connected with handle 61, wedge 60 respectively, and rotational handle 61 is able to drive pressure head 63 and is resisted against corresponding positioning column 261
On.
Preferably it is arranged on positioning plate 26 to further ensure that interlayer 42 is fixed on positioning plate 26, in the present embodiment multiple
Wedge 60,60 actual quantity of wedge are corresponding with the quantity of lug 421.
When actual installation, by stirring handle 61, connecting rod 62, pressure head 63 is driven to rotate around wedge 60, so that pressure head 63
It is pressed on lug 421, can be resisted against on positioning column 261, further ensure that interlayer 42 is stabilized on positioning plate 26, be conducive to turn
Axis 25 drives surface layer 41, bottom 43 to rotate.
Preferably, vertically-mounted on workbench 12 to have support rod 33 and be arranged with horizontally disposed support arm on support rod 33
34, support arm 34 is connected with above-mentioned microphone 30 far from 33 one end of support rod.
Microphone 30 can be moved up and down occasionally with support arm 34 along support rod 33, and when installation can be according to the position of clock spring 40
The fixed support arm 34 of the suitable height of selection is set, wherein microphone 30 is really to be connected by movable block support arm 34, adjustable words
The position in perpendicular of cylinder 30, i.e. microphone 30 can be rotated around support arm 34, adjust angle, to select suitable position
It is directed at clock spring 40, is conducive to collect voice signal.
Further, 12 side of workbench is installed with sliding rail 31 and is covered with slide 32, above-mentioned support rod on sliding rail 31
33 are threaded through on slide 32, and workbench 12 is provided with scale strip 35 at sliding rail 31, are installed on slide 32 and scale tune pair
The indicator 36 that should be arranged is able to drive microphone 30 when slide 32 is moved along sliding rail 31 close to or far from clock spring 40.
Sliding rail 31, the slide 32 of cooperating are preferably set on table 12 in the present embodiment, and slide 32 drives support
The related microphone 30 of bar 33 can be moved along sliding rail 31, changed the distance between microphone 30 and clock spring 40, further passed through
The setting of indicator 36 and scale strip 35 may collect in generated sound in the range of 40 different distance of clock spring, energy
Enough detecting to noise caused by different distance.
Preferably, two pillars 28 are installed, and two pillars 28 are arranged on 25 two sides of shaft, go back in shaft 25 between two plates
Two limited blocks 29 are arranged with, each limited block 29 is connected with lower plate 22.
The setting of pillar 28 can enhance the structural strength of locating rack 20, shaft 25 really across two limited blocks 29,
The setting of limited block 29 can be avoided shaft 25 to be occurred shaking and the rotation of clock spring 40 being caused deviation occur during rotation,
It is advantageously ensured that slow-roll stabilization, is convenient for noise measuring.
Further, 51 outer cover of motor is equipped with outer cover 52, and outer cover 52 is fixedly connected with rear baffle 24.Further to keep away
Exempt from influence of the additional sound to testing result, is also selected on motor 51 in the present embodiment and is arranged outer cover 52, preferably outer cover 52
It is fixed on rear baffle 24.
The noise measuring device structure setting of this clock spring rationally, drives clock spring by 51 drive shaft 25 of motor
40 rotations collect generated voice signal in rotation process using microphone 30, and then feed back to computer 80 and carry out calculating detection,
Realize noise measuring purpose；Wherein the setting of locating rack 20, positioning plate 26 and wedge 60 etc. can ensure that clock spring 40 is fixed
It is accurate that position is stablized, and is convenient for noise measuring work.
Described herein is only preferred embodiments of the present invention, but the protection scope of the utility model is not
It is confined to this.The modify or supplement or adopt that the utility model those skilled in the art carries out described specific embodiment
It is replaced, should all be covered by within the protection scope of the utility model with similar mode.
Claims (10)
1. a kind of noise measuring equipment of clock spring characterized by comprising
Room is sealed, internal to install organic frame, the rack has a workbench and is movably installed on the table for receiving
Collect the microphone of voice signal；
Locating rack is tiltedly mounted on workbench, shaft is provided through on locating rack, shaft one end is fixed with motor, another
End is fixed with clock spring, and above-mentioned microphone is arranged close to clock spring；
Controller is installed in sealing outdoor and is electrically connected by cable with motor；
Computer, setting is outdoor in sealing, and computer is electrically connected with microphone, controller respectively, and the computer is driven by controller
Motor is opened or is stopped, and voice signal can be delivered to computer by above-mentioned microphone.
2. a kind of noise measuring equipment of clock spring according to claim 1, which is characterized in that the locating rack includes
Upper flat plate disposed in parallel, lower plate, two plate both ends pass through front apron respectively, rear baffle is connected, and it is fixed to be covered on front apron
Position plate and clock spring be located on positioning plate, shaft one end sequentially passes through front apron, positioning plate, clock spring and is arranged with positioning
Block, the other end passes through rear baffle and motor is connected.
3. a kind of noise measuring equipment of clock spring according to claim 2, which is characterized in that the clock spring by
Surface layer, interlayer and the bottom set gradually is constituted, and the surface layer is fixedly connected with bottom and can relatively rotate with interlayer, surface layer
Part outwardly convex forms convex block, offers the opening being correspondingly arranged with convex block on locating piece.
4. a kind of noise measuring equipment of clock spring according to claim 3, which is characterized in that uniformly divide around interlayer
Several lugs are furnished with, mounting hole is offered on each lug, is installed on positioning plate and is positioned correspondingly with each mounting hole
Column.
5. a kind of noise measuring equipment of clock spring according to claim 4, which is characterized in that also installed on positioning plate
There are several wedges being correspondingly arranged with each positioning column, pressure head, handle are equipped on each wedge, the handle passes through connecting rod and pressure
Seat articulated connection, the pressure head respectively with handle, wedge be articulated and connected, rotational handle be able to drive pressure head be resisted against it is corresponding fixed
On the column of position.
6. a kind of noise measuring equipment of clock spring according to claim 1, which is characterized in that pacify vertically on workbench
Horizontally disposed support arm is arranged with equipped with support rod and on support rod, support arm is connected with above-mentioned words far from support rod one end
Cylinder.
7. a kind of noise measuring equipment of clock spring according to claim 6, which is characterized in that workbench side is fixed
There is sliding rail and be covered with slide on the slide rail, above-mentioned support rod is threaded through on slide, and workbench is provided with scale at sliding rail
Item is installed with the indicator being correspondingly arranged with scale tune on slide, it is close that microphone is able to drive when slide is moved along sliding rail
Or far from clock spring.
8. a kind of noise measuring equipment of clock spring according to claim 1, which is characterized in that installed between two plates
There are two pillars, and two pillars are arranged on shaft two sides, two limited blocks are also arranged in shaft, each limited block is solid with lower plate
Even.
9. a kind of noise measuring equipment of clock spring according to claim 2, which is characterized in that outside motor is arranged with
Outer cover, and outer cover is fixedly connected with rear baffle.
10. a kind of noise measuring equipment of clock spring according to claim 1, which is characterized in that sealing opens up on room
There is the through-hole that current supply cable passes through, sponge is filled in through-hole and rubber stopper is set at through-hole both ends.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820431484.9U CN208238926U (en) | 2018-03-28 | 2018-03-28 | A kind of noise measuring equipment of clock spring |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820431484.9U CN208238926U (en) | 2018-03-28 | 2018-03-28 | A kind of noise measuring equipment of clock spring |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208238926U true CN208238926U (en) | 2018-12-14 |
Family
ID=64585800
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820431484.9U Expired - Fee Related CN208238926U (en) | 2018-03-28 | 2018-03-28 | A kind of noise measuring equipment of clock spring |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208238926U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108534888A (en) * | 2018-03-28 | 2018-09-14 | 南日 | A kind of noise measuring equipment of clock spring |
-
2018
- 2018-03-28 CN CN201820431484.9U patent/CN208238926U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108534888A (en) * | 2018-03-28 | 2018-09-14 | 南日 | A kind of noise measuring equipment of clock spring |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN208238926U (en) | A kind of noise measuring equipment of clock spring | |
| CN207665407U (en) | Audio radio-frequency integration testing equipment | |
| CN108534888A (en) | A kind of noise measuring equipment of clock spring | |
| CN212378983U (en) | Intensity detection device is used in production of contrast formula touch-sensitive screen | |
| CN109060022A (en) | A kind of mechanical equipment with multi-faceted fault detection | |
| CN212228097U (en) | Underwater tunnel detection device for tunnel detection | |
| CN211282814U (en) | 180-degree turnover machine for solar photovoltaic production line | |
| CN209515326U (en) | A kind of wheat drawing coating machine | |
| CN210935976U (en) | Battery steel casing outward appearance detection device | |
| CN209802847U (en) | Coaxial cable tensile strength test device | |
| CN109100580B (en) | Portable electric quantity measuring equipment | |
| CN217276057U (en) | Thickness gauge with alloy compensation function | |
| CN216116351U (en) | Vibration amplitude testing equipment for speed reduction motor | |
| CN202696852U (en) | Testing equipment for sound of notebook computer | |
| CN216012555U (en) | Improved chassis dynamometer | |
| CN215525291U (en) | Tensile test device is used in welding wire production | |
| CN216747940U (en) | Automatic testing device for electronic element | |
| CN217453244U (en) | Aluminum bar polishing equipment convenient to adjust | |
| CN215599389U (en) | Portable meteorological monitor | |
| CN208984666U (en) | Speed signal generating device | |
| CN218727156U (en) | Flaw detection mechanism for hub quality detection | |
| CN216209964U (en) | Deep-field mineral resource exploration and analysis device | |
| CN221078804U (en) | Electrical characteristic test fixture for roller potentiometer | |
| CN214014716U (en) | Adjustable electronic communication equipment | |
| CN212110319U (en) | Workshop environment monitoring device for intelligent manufacturing |
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: 20181214 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |