CN208780468U - A kind of noise fest device of motorcar electric tubing string - Google Patents
A kind of noise fest device of motorcar electric tubing string Download PDFInfo
- Publication number
- CN208780468U CN208780468U CN201821388591.4U CN201821388591U CN208780468U CN 208780468 U CN208780468 U CN 208780468U CN 201821388591 U CN201821388591 U CN 201821388591U CN 208780468 U CN208780468 U CN 208780468U
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- sound insulation
- experimental box
- tubing string
- insulation experimental
- motorcar electric
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Abstract
The utility model discloses a kind of noise fest devices of motorcar electric tubing string, including actuating unit, workbench and sound insulation experimental box, sound insulation experimental box is set on workbench, actuating unit is made of driving device and load device, driving device and load device are respectively arranged on the workbench of sound insulation experimental box two sides, through-hole that the transmission shaft of driving device and the transmission shaft of load device are each passed through on the tank wall of sound insulation experimental box simultaneously extends to inside sound insulation experimental box, in sound insulation experimental box, outer two layers of galvanized steel plain sheet is made, puigging made of sound-absorbing porous material is provided among galvanized steel plain sheet, the utility model is structurally reasonable, it is easy to use, the noise jamming of driving and load device can be effectively isolated by sound insulation experimental box, improve the measuring accuracy of electronic tubing string noise fest.
Description
Technical field
The utility model relates to motorcar electric string technology fields, and in particular to a kind of noise fest of motorcar electric tubing string
Device.
Background technique
Traditional motor turning assist type lists new model in recent years and all starts substantially from hydraulic to electronic transformation
Using electric power steering, occupation rate of market is also increasing, and the maximum CEPS product of current market occupancy volume, which is mounted on, to be driven
Interior is sailed, noise problem will directly affect product competitiveness, for the noise problem of CEPS product, have special rack to try
Test, but on rack equipment simulating experiment when, these equipment inevitably bring noise jamming, affect noise testing essence
Degree.
Utility model content
It is easy to use the technical problem to be solved by the present invention is to provide a kind of structurally reasonable, simulation can be effectively isolated
The noise jamming of equipment improves the noise fest device of the motorcar electric tubing string of noise fest precision.
To realize above-mentioned target, the technical solution of the utility model are as follows: a kind of noise fest device of motorcar electric tubing string,
Including actuating unit, workbench and sound insulation experimental box, it is characterised in that: sound insulation experimental box is set on workbench, power
Transmission device is made of driving device and load device, and driving device and load device are respectively arranged at sound insulation experimental box two sides
On workbench, the transmission shaft of driving device and the transmission shaft of load device are each passed through the through-hole on the tank wall of sound insulation experimental box simultaneously
It extends to inside sound insulation experimental box, inside and outside two layers of the galvanized steel plain sheet of sound insulation experimental box is made, and porous suction is provided among galvanized steel plain sheet
Puigging made of sound material.
Further, it is provided with rubber ring on the through-hole on the tank wall of sound insulation experimental box, is set on the tank wall of sound insulation experimental box
It is equipped with for detaining the blimp for setting the through-hole on tank wall, the transmission shaft of driving device and the transmission shaft of load device are successively worn respectively
The through-hole crossed on the tank wall of the through hole being arranged on blimp and sound insulation experimental box simultaneously extends to inside sound insulation experimental box.
Further, table surface is symmetrically arranged with the T-slot being distributed along its length, driving device and load device
Pedestal is connected by T-slot bolt with T-slot.
Further, driving device is servo motor, the input shaft phase of the transmission shaft and motorcar electric tubing string of servo motor
Connection, load device is magnetic powder brake, and the transmission shaft of magnetic powder brake is connected with the output shaft of motorcar electric tubing string.
Further, workbench lower surface is provided with vehicle frame, and the supporting leg bottom of each vehicle frame is provided with support leg, support leg
Bottom is covered with dottle pin, is connected between each pair of supporting leg by connecting cross beam, and connecting cross beam bottom is provided with castor.
Further, sound insulation experimental box is internally provided with sound collector.
The utility model is structurally reasonable, easy to use, can be effectively isolated driving and load device by sound insulation experimental box
Noise jamming, improve the measuring accuracy of electronic tubing string noise fest.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model；
Fig. 2 is the tank wall of experimental box and the connection schematic diagram of blimp.
Drawing explanation: 1, workbench, 2, sound insulation experimental box, 3, driving device, 4, load device, 5, galvanized steel plain sheet, 6, every
Sound-absorbing layer, 7, rubber ring, 8, blimp, 9, vehicle frame, 10, support leg, 11, dottle pin, 12, motorcar electric tubing string.
Specific embodiment
In the description of the present invention, it should be understood that term " longitudinal direction ", " transverse direction ", "upper", "lower", " preceding ",
The orientation or positional relationship of the instructions such as " rear ", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outside" be based on
Orientation or positional relationship shown in the drawings is merely for convenience of description the utility model, rather than the dress of indication or suggestion meaning
It sets or element must have a particular orientation, be constructed and operated in a specific orientation, therefore should not be understood as to the utility model
Limitation.
The technical solution of the utility model is described in detail in conjunction with attached drawing, a kind of noise fest device of motorcar electric tubing string,
Including actuating unit, workbench 1 and sound insulation experimental box 2, sound insulation experimental box is set on workbench, actuating unit by
Driving device 3 and the composition of load device 4, driving device and load device are respectively arranged at the workbench of sound insulation experimental box two sides
On, through-hole that the transmission shaft of driving device and the transmission shaft of load device are each passed through on the tank wall of sound insulation experimental box simultaneously extends to
Inside sound insulation experimental box, inside and outside two layers of the galvanized steel plain sheet 5 of sound insulation experimental box is made, and porous sound absorption material is provided among galvanized steel plain sheet
Expect made of puigging 6, to motorcar electric tubing string noise experiment when, by motorcar electric tubing string 12 respectively with driving device and
Load device is connected, and driving device is servo motor, and the transmission shaft of servo motor is connected with the input shaft of motorcar electric tubing string
It connects, load device is magnetic powder brake, and the transmission shaft of magnetic powder brake is connected with the output shaft of motorcar electric tubing string, is simulating
When noise fest, the puigging on sound insulation experimental box can be effectively isolated driving device and load device production outside sound insulation experimental box
Raw noise avoids noise in driving device and load device to motorcar electric tubing string noise testing, in sound insulation experimental box
Portion is provided with sound collector, can accurately acquire the noise that motorcar electric tubing string generates in operation.
It is provided with rubber ring 7 on through-hole on the tank wall of sound insulation experimental box, is provided with and is used on the tank wall of sound insulation experimental box
Button sets the blimp 8 of the through-hole on tank wall, and the transmission shaft of driving device and the transmission shaft of load device sequentially pass through sound insulation respectively
Through-hole on the tank wall of the through hole and sound insulation experimental box that are arranged on cover simultaneously extends to inside sound insulation experimental box, in experiment of rotation case
Through hole on setting on the tank wall of rubber ring and sound insulation experimental box is set, can for detaining the blimp for setting the through-hole on tank wall
Some prevents the noise of driving device and load device generation outside sound insulation experimental box from entering sound insulation experimental box from through hole
Interior, the noise for generating the motorcar electric tubing string of acquisition is more accurate.
Table surface is symmetrically arranged with the T-slot being distributed along its length, and the pedestal of driving device and load device passes through T
Type groove bolt is connected with T-slot, and the bolt head of T-slot bolt is set in T-slot, the stud of T-slot and driving device and bears
It carries the pedestal set to be respectively connected with, slide the pedestal of driving device and load device can along T-slot relative to workbench, side
Just the position in driving device and load device is had adjusted, driving device can be made different with the transmission axis connection on load device
The motorcar electric tubing string of specification, workbench lower surface are provided with vehicle frame 9, and the supporting leg bottom of each vehicle frame is provided with support leg 10,
Support foot bottom is covered with dottle pin 11, is connected between each pair of supporting leg by connecting cross beam, and connecting cross beam bottom is provided with castor,
In test, support leg makes castor and surface separation, the dottle pin of support leg place covering, can effectively reduce vehicle frame in test
It shakes, after experiment, support leg makes castor and ground face contact, is moved easily workbench.
The basic principle of the utility model, main feature and advantage has been shown and described above, it is practical new not departing from this
Under the premise of type spirit and scope, there are also various changes and modifications, these changes and improvements both fall within requirement and protect the utility model
The scope of the utility model of shield.
Claims (6)
1. a kind of noise fest device of motorcar electric tubing string, including actuating unit, workbench and sound insulation experimental box, special
Sign is: sound insulation experimental box is set on workbench, and actuating unit is made of driving device and load device, driving device
It is respectively arranged at load device on the workbench of sound insulation experimental box two sides, the transmission of the transmission shaft and load device of driving device
Through-hole that axis is each passed through on the tank wall of sound insulation experimental box simultaneously extends to inside sound insulation experimental box, inside and outside two layers of sound insulation experimental box
Galvanized steel plain sheet is made, and puigging made of sound-absorbing porous material is provided among galvanized steel plain sheet.
2. a kind of noise fest device of motorcar electric tubing string according to claim 1, it is characterised in that: sound insulation experimental box
Tank wall on through-hole on be provided with rubber ring, be provided on the tank wall of sound insulation experimental box for detain the through-hole set on tank wall every
Sound cover, the transmission shaft of driving device and the transmission shaft of load device sequentially pass through the through hole and sound insulation being arranged on blimp respectively
Through-hole on the tank wall of experimental box simultaneously extends to inside sound insulation experimental box.
3. a kind of noise fest device of motorcar electric tubing string according to claim 1, it is characterised in that: table surface
It is symmetrically arranged with the T-slot being distributed along its length, the pedestal of driving device and load device passes through T-slot bolt and T-slot phase
Connection.
4. a kind of noise fest device of motorcar electric tubing string according to claim 1, it is characterised in that: driving device is
The transmission shaft of servo motor, servo motor is connected with the input shaft of motorcar electric tubing string, and load device is magnetic powder brake, magnetic
The transmission shaft of powder brake is connected with the output shaft of motorcar electric tubing string.
5. a kind of noise fest device of motorcar electric tubing string according to claim 1, it is characterised in that: workbench following table
Face is provided with vehicle frame, and the supporting leg bottom of each vehicle frame is provided with support leg, and support foot bottom is covered with dottle pin, between each pair of supporting leg
It is connected by connecting cross beam, connecting cross beam bottom is provided with castor.
6. a kind of noise fest device of motorcar electric tubing string according to claim 1, it is characterised in that: sound insulation experimental box
It is internally provided with sound collector.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821388591.4U CN208780468U (en) | 2018-08-28 | 2018-08-28 | A kind of noise fest device of motorcar electric tubing string |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821388591.4U CN208780468U (en) | 2018-08-28 | 2018-08-28 | A kind of noise fest device of motorcar electric tubing string |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208780468U true CN208780468U (en) | 2019-04-23 |
Family
ID=66158686
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821388591.4U Active CN208780468U (en) | 2018-08-28 | 2018-08-28 | A kind of noise fest device of motorcar electric tubing string |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208780468U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116183254A (en) * | 2023-04-27 | 2023-05-30 | 豫北转向系统(新乡)股份有限公司 | Detection device for electric pipe column noise |
-
2018
- 2018-08-28 CN CN201821388591.4U patent/CN208780468U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116183254A (en) * | 2023-04-27 | 2023-05-30 | 豫北转向系统(新乡)股份有限公司 | Detection device for electric pipe column noise |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: 2398 Muye Avenue, high tech Zone, Xinxiang City, Henan Province Patentee after: North Henan Steering System (Xinxiang) Co.,Ltd. Address before: No. 322, Heping Avenue, Xinxiang City, Henan Province, 453000 Patentee before: YUBEI STEERING SYSTEM (XINXIANG) CO.,LTD. |
|
| CP03 | Change of name, title or address |