CN212964039U

CN212964039U - NVH noise detection instrument for automobile test

Info

Publication number: CN212964039U
Application number: CN202022165115.XU
Authority: CN
Inventors: 周添; 李淼; 朱圣恺; 许晨功
Original assignee: Wuxi Fusheng Testing Technology Service Co ltd
Current assignee: Wuxi Fusheng Testing Technology Service Co ltd
Priority date: 2020-09-27
Filing date: 2020-09-27
Publication date: 2021-04-13
Anticipated expiration: 2030-09-27

Abstract

The utility model provides a NVH noise detection instrument for automotive test relates to automotive filed. This NVH noise detection instrument for automotive testing, including NVH noise detection machine case and noise acceptance frame, the front end fixed mounting of NVH noise detection machine case has the data display screen, the lower extreme movable mounting of data display screen has a plurality of groups of control adjustment button, the equal fixed mounting in both ends of NVH noise detection machine case has handheld grab handle, the upper end fixed mounting of NVH noise detection machine case has the fixed fixture block of connection, spacing fixed slot has all been seted up at the both ends of connecting the fixed fixture block, the upper end fixed mounting of noise acceptance frame has the noise acceptance head. This NVH noise detection instrument is used in automotive testing, the one end of every spacing fixed fixture block of group all sets up to the phase-match with the spacing fixed slot who corresponds, makes the noise acceptance frame install fast on NVH noise detection machine case, and replaces the screw fixation to improve work efficiency.

Description

NVH noise detection instrument for automobile test

Technical Field

The utility model relates to the field of automotive technology, specifically be an NVH noise detection instrument is used in automotive testing.

Background

The automobile is driven by power, and the non-rail-borne vehicle with 4 wheels or more than 4 wheels is mainly used for: carrying personnel and/or goods; a vehicle for towing persons and/or goods; the application is special.

The existing NVH noise detecting instrument for the automobile test is simple in mechanism, and a common noise receiving device is fixed with the detecting instrument through screws, so that the installation working time is long, and the working efficiency is reduced.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Not enough to prior art, the utility model discloses try to overcome above defect, consequently the utility model provides an NVH noise testing instrument is used in automotive test is through having added quick latch device to the effect that has improved work efficiency has been reached.

(II) technical scheme

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: an NVH noise detection instrument for automobile testing comprises an NVH noise detection case and a noise receiving frame, wherein a data display screen is fixedly mounted at the front end of the NVH noise detection case, a plurality of groups of control and adjustment buttons are movably mounted at the lower end of the data display screen, handheld grab handles are fixedly mounted at two ends of the NVH noise detection case, a connecting and fixing clamping block is fixedly mounted at the upper end of the NVH noise detection case, limiting fixing clamping grooves are formed at two ends of the connecting and fixing clamping block, a noise receiving head is fixedly mounted at the upper end of the noise receiving frame, a connecting and fixing clamping groove is formed at one end of the noise receiving frame, which is far away from the noise receiving head, guiding limiting sliding grooves are formed at two ends of the connecting and fixing clamping groove, a supporting and fixing bottom block is fixedly mounted at one end of each group of the guiding limiting sliding grooves, which is far away from the connecting and fixing clamping groove, and, and each group of guide limiting slide blocks is fixedly provided with a limiting fixed fixture block at one end far away from the corresponding support stress spring.

Furthermore, a rectangular positioning slot hole is formed in the front end of the NVH noise detection case, and the rectangular positioning slot hole is matched with the data display screen.

Furthermore, a plurality of groups of circular positioning slotted holes are formed in the front end of the NVH noise detection case, and each group of circular positioning slotted holes is matched with the corresponding control adjusting button.

Furthermore, the upper end of the connecting and fixing clamping block is movably arranged in the connecting and fixing clamping groove, and the upper end of the connecting and fixing clamping block is matched with the connecting and fixing clamping groove.

Further, the equal movable mounting of every group direction spacing slider is in the inside of the direction spacing spout that corresponds, and every group direction spacing slider all sets up to the phase-match with the direction spacing spout that corresponds.

Further, the equal movable mounting of one end of every spacing fixed fixture block of group is in the inside of the spacing fixed slot that corresponds, and the one end of every spacing fixed fixture block of group all sets up to the phase-match with the spacing fixed slot that corresponds.

(III) advantageous effects

The utility model provides a pair of NVH noise detection instrument is used in automotive testing. The method has the following beneficial effects:

1. this NVH noise detection instrument is used in automotive testing, upper end movable mounting through connecting fixed fixture block sets up to the phase-match in the inside of connecting fixed slot, and the upper end of connecting fixed fixture block sets up to the phase-match with being connected fixed slot, the equal movable mounting in the inside of the spacing fixed slot who corresponds of the equal movable mounting of one end of every group spacing fixed fixture block, and the one end of every group spacing fixed fixture block all sets up to the phase-match with the spacing fixed slot who corresponds, make the noise acceptance frame install fast on NVH noise detection machine case, and replace the screw fixation, thereby work efficiency has been improved.

Drawings

FIG. 1 is a schematic structural view of the present invention;

fig. 2 is a front view of the present invention;

fig. 3 is an enlarged view of the position a of the present invention.

In the figure: 1 NVH noise detection machine case, 2 noise receiving machine frames, 3 data display screens, 4 control adjustment buttons, 5 handheld grab handles, 6 connecting and fixing clamping blocks, 7 limiting and fixing clamping grooves, 8 noise receiving heads, 9 connecting and fixing clamping grooves, 10 guiding and limiting sliding grooves, 11 supporting and fixing bottom blocks, 12 supporting stress springs, 13 guiding and limiting sliding blocks and 14 limiting and fixing clamping blocks.

Detailed Description

According to a first aspect of the present invention, the present invention provides an NVH noise detecting apparatus for automobile testing, as shown in fig. 1-3, comprising an NVH noise detecting case 1 and a noise receiving frame 2, wherein a data display 3 is fixedly mounted at the front end of the NVH noise detecting case 1, a plurality of sets of control adjusting buttons 4 are movably mounted at the lower end of the data display 3, a handheld grip 5 is fixedly mounted at both ends of the NVH noise detecting case 1, a connecting fixture block 6 is fixedly mounted at the upper end of the NVH noise detecting case 1, a limiting fixture groove 7 is respectively mounted at both ends of the connecting fixture block 6, a noise receiving head 8 is fixedly mounted at the upper end of the noise receiving frame 2, a connecting fixture groove 9 is mounted at one end of the noise receiving frame 2 away from the noise receiving head 8, guiding limiting chutes 10 are respectively mounted at both ends of the connecting fixture groove 9, a supporting fixture bottom block 11 is fixedly mounted at one end of each set of the guiding limiting chutes 10 away from the connecting fixture, one end of each group of supporting fixed bottom blocks 11 is fixedly provided with a supporting force spring 12, one end of each group of supporting force springs 12 far away from the corresponding supporting fixed bottom block 11 is movably provided with a guiding limit slide block 13, one end of each group of guiding limit slide blocks 13 far away from the corresponding supporting force spring 12 is fixedly provided with a limit fixed fixture block 14, the front end of the NVH noise detection case 1 is provided with a rectangular positioning slot hole matched with the data display screen 3, the front end of the NVH noise detection case 1 is provided with a plurality of groups of circular positioning slot holes matched with the corresponding control adjusting button 4, the upper end of the connecting fixed fixture block 6 is movably arranged inside the connecting fixed fixture groove 9, the upper end of the connecting fixed fixture block 6 is matched with the connecting fixed fixture groove 9, and each group of guiding limit slide blocks 13 is movably arranged inside the corresponding guiding limit slide grooves 10, each group of guide limit slide blocks 13 is matched with the corresponding guide limit slide grooves 10, one end of each group of limit fixed fixture blocks 14 is movably arranged in the corresponding limit fixed fixture grooves 7, one end of each group of the limit fixing clamping blocks 14 is matched with the corresponding limit fixing clamping groove 7, the NVH noise detecting instrument for the automobile test is movably arranged in the connecting and fixing clamping groove 9 through the upper end of the connecting and fixing clamping block 6, the upper ends of the connecting and fixing clamping blocks 6 are matched with the connecting and fixing clamping grooves 9, one end of each group of limiting and fixing clamping blocks 14 is movably arranged in the corresponding limiting and fixing clamping groove 7, and one end of each group of limiting fixed clamping blocks 14 is matched with the corresponding limiting fixed clamping groove 7, so that the noise receiving rack 2 is quickly installed on the NVH noise detection case 1 and replaces screws for fixing, and therefore the working efficiency is improved.

The working principle is as follows: during the use, connect fixed fixture block 6 and aim at the inside of connecting fixed slot 9, directly press into, spacing fixed fixture block 14 promotes direction limiting slide 13 and slides in the inside of direction limiting slide groove 10, and support the compression of atress spring 12 on the fixed bottom block 11, go into the inside of spacing fixed slot 7 until spacing fixed fixture block 14 card, accomplish quick installation work, noise reception head 8 carries out the noise and accepts work, data display screen 3 carries out data display work, control adjustment button 4 carries out data regulation work.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a NVH noise detection instrument for automotive testing, includes NVH noise detection machine case (1) and noise reception frame (2), its characterized in that: the front end of the NVH noise detection case (1) is fixedly provided with a data display screen (3), the lower end of the data display screen (3) is movably provided with a plurality of groups of control and adjustment buttons (4), both ends of the NVH noise detection case (1) are fixedly provided with handheld grab handles (5), the upper end of the NVH noise detection case (1) is fixedly provided with a connecting and fixing clamping block (6), both ends of the connecting and fixing clamping block (6) are respectively provided with a limiting and fixing clamping groove (7), the upper end of the noise receiving rack (2) is fixedly provided with a noise receiving head (8), one end of the noise receiving rack (2), far away from the noise receiving head (8), is provided with a connecting and fixing clamping groove (9), both ends of the connecting and fixing clamping groove (9) are respectively provided with a guiding and limiting sliding groove (10), one end of each group of the guiding and limiting sliding grooves (10), far away from the connecting and fixing clamping groove (9, the supporting stress springs (12) are fixedly mounted at one ends of the supporting fixed bottom blocks (11) of each group, the guiding limiting slide blocks (13) are movably mounted at one ends of the supporting stress springs (12) far away from the corresponding supporting fixed bottom blocks (11), and the limiting fixed fixture blocks (14) are fixedly mounted at one ends of the guiding limiting slide blocks (13) far away from the corresponding supporting stress springs (12).

2. The NVH noise detecting instrument for the automobile test according to claim 1, wherein: the front end of the NVH noise detection case (1) is provided with a rectangular positioning slotted hole, and the rectangular positioning slotted hole is matched with the data display screen (3).

3. The NVH noise detecting instrument for the automobile test according to claim 1, wherein: a plurality of groups of circular positioning slotted holes are formed in the front end of the NVH noise detection case (1), and each group of circular positioning slotted holes is matched with the corresponding control adjusting button (4).

4. The NVH noise detecting instrument for the automobile test according to claim 1, wherein: the upper end of the connecting and fixing clamping block (6) is movably arranged in the connecting and fixing clamping groove (9), and the upper end of the connecting and fixing clamping block (6) is matched with the connecting and fixing clamping groove (9).

5. The NVH noise detecting instrument for the automobile test according to claim 1, wherein: every group direction limiting slide block (13) is all movable mounting in the inside of the direction limiting slide groove (10) that corresponds, and every group direction limiting slide block (13) all sets up to the phase-match with the direction limiting slide groove (10) that corresponds.

6. The NVH noise detecting instrument for the automobile test according to claim 1, wherein: one end of each group of limiting fixed clamping blocks (14) is movably arranged in the corresponding limiting fixed clamping groove (7), and one end of each group of limiting fixed clamping blocks (14) is matched with the corresponding limiting fixed clamping groove (7).