CN216621752U

CN216621752U - Abnormal sound detector for locomotive vehicle moving parts

Info

Publication number: CN216621752U
Application number: CN202122651334.3U
Authority: CN
Inventors: 盛杰; 丁丁; 侯克柱; 王洪波; 李成根
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-10-29
Filing date: 2021-10-29
Publication date: 2022-05-27
Anticipated expiration: 2031-10-29

Abstract

The utility model relates to a locomotive moving part abnormal sound detector, which comprises an earplug, wherein the earplug is connected with an amplifying ball through a pipeline, a probe is arranged on the amplifying ball, a handheld handle is arranged at the end part of the pipeline and is sleeved outside the amplifying ball, when the locomotive moving part abnormal sound detector is used, the earplug is connected with the amplifying ball through the pipeline, the probe is arranged on the amplifying ball, when a vehicle is detected, a user holds the handheld handle in a hand, the handheld handle is connected with the pipeline, and the handheld handle and the amplifying ball can effectively reduce the vibration generated by the amplifying ball, so that the interference of a handheld part on the vibration generated by a listening stick can be relieved or avoided, the noise collection accuracy of the detector is improved, and the accurate judgment of automobile faults is achieved.

Description

Abnormal sound detector for locomotive vehicle moving parts

Technical Field

The utility model relates to the field of automobile detection, in particular to a locomotive vehicle moving part abnormal sound detector.

Background

Noise detection is the most common method used to determine rotating machine component failure during actual service maintenance of an automobile. The rolling stock moving part abnormal sound detector is mainly used for detecting abnormal sounds generated after parts of rolling stock moving equipment are worn, and can detect impact vibration generated by defects and faults of running parts such as a bearing, a crankshaft, a cylinder, a gearbox and the like when the rolling stock runs. The current auscultation method uses a screwdriver, an auscultation rod (copper rod) and the like, has low efficiency and reliability, and can not accurately eliminate the starting sound of environmental noise and whether the relative running sound of a machine is normal or not. The problem that exists among the current stethoscope is living in the problem that holds the portion, specifically, hard link between the stick of listening of handheld portion and stethoscope, when listening the stick and engine contact, there is the vibrations that a part noise produced to be absorbed by handheld portion, and partly pipeline transmission to earplug through the stethoscope in addition produces certain interference influence to the degree of accuracy that detects.

SUMMERY OF THE UTILITY MODEL

The utility model aims to: the utility model provides a different sound detector of rolling stock moving part can slow down or avoid the interference of handheld portion to the vibration that the listening stick produced, improves the accuracy that this detector noise was gathered to reach the accurate judgement to the automobile fault.

The technical problem to be solved in the utility model is as follows:

the utility model provides a locomotive moving parts abnormal sound detector, includes the earplug, the earplug passes through the pipeline and is connected with the ball of enlarging, be provided with the probe on the ball of enlarging, the tip of pipeline is provided with handheld handle, handheld handle cover is established outside the ball of enlargiing.

The utility model also has the following technical characteristics:

the amplifying ball is integrally in an ellipsoid structure, and a cavity is arranged in the amplifying ball.

The handheld handle comprises a sheath made of rubber materials, and the sheath is sleeved outside the amplifying ball.

The outer wall of the amplifying ball is provided with clamping grooves, the clamping grooves are formed along the circumferential direction of the amplifying ball, and a plurality of groups of clamping grooves are arranged along the axial direction of the amplifying ball.

The clamping groove is internally provided with a supporting sleeve, the sheath is arranged on the supporting sleeve, and a gap is formed between the sheath and the supporting sleeve.

The handheld handle further comprises an extension handle arranged on the sheath, and a through hole for fingers to pass through is formed in the extension handle.

One end of the amplifying ball is provided with a metal ring, and one end of the probe penetrates through the metal ring.

One end of the probe is provided with a threaded section, the inner ring of the metal ring is provided with a threaded hole, and one end of the probe is connected with the threaded hole of the metal ring.

The other end of the amplifying ball is provided with a sound receiving ring, and one end of the pipeline is inserted into the sound receiving ring.

The sound receiving ring is a metal ring, the sound receiving ring is provided with two groups, the pipeline comprises two groups of rubber pipes and two groups of metal pipes, and the pipe ends of the two groups of metal pipes are inserted into the sound receiving ring.

Compared with the prior art, the utility model has the beneficial effects that: this rolling stock moving part abnormal sound detector is when using, pass through the pipeline with the earplug and be connected with enlarging the ball, and install the probe on enlarging the ball, when implementing to vehicle detection time, the handheld handle of user, handheld handle and tube coupling, and handheld handle can effectively reduce the vibration of enlarging the ball production with enlarging the ball, and then can slow down or avoid handheld portion to the interference of listening the vibration that the stick produced, improve the accuracy that this detector noise was gathered, thereby reach the accurate judgement to automobile fault.

Drawings

FIG. 1 is a schematic plan view of an abnormal sound detector for a moving part of a rolling stock;

FIG. 2 is a cross-sectional schematic view of a rolling stock moving part abnormal sound detector;

fig. 3 is a schematic plan view of an enlarged ball.

Detailed Description

Referring to fig. 1 to 3, the characteristic of the abnormal noise detector of the moving part of the own vehicle is described in detail as follows:

the utility model provides a locomotive vehicle moving part abnormal sound detector, includes earplug 100, earplug 100 passes through pipeline 200 and is connected with amplifying ball 300, be provided with probe 400 on amplifying ball 300, the tip of pipeline 200 is provided with handheld handle 500, handheld handle 500 cover is established outside amplifying ball 300.

This rolling stock moving part abnormal sound detector is when using, pass through pipeline 200 with earplug 100 and amplify ball 300 and be connected, and install probe 400 on amplifying ball 300, when implementing to the vehicle detection, handheld handle 500 of user, handheld handle 500 is connected with pipeline 200, and handheld handle 500 can effectively reduce the vibration that amplifies the ball and produce with amplifying ball 300, and then can slow down or avoid handheld portion to the interference of the vibration that the listening stick produced, improve the accuracy that this detector noise was gathered, thereby reach the accurate judgement to automobile fault.

Preferably, in order to amplify the vibration from the probe 400 to the mobile phone, the amplifying ball 300 is an ellipsoid structure, and a cavity is disposed in the amplifying ball 300.

The small-size end of the amplification ball 300 is connected with the probe 400, and the amplification of vibration is realized by amplifying the amplification ball 300, so that the vibration collected by the probe 400 is enhanced, the amplification ball 300 can be made of a metal material, and the generated vibration is located in the cavity and vibrates.

Further, in order to realize the installation of the handheld handle 500, the handheld handle 500 includes a sheath 510 made of a rubber material, and the sheath 510 is sleeved outside the amplifying ball 300.

Further, in order to support the sheath 510 and form a reliable gap between the sheath 510 and the amplifying ball 300, the outer wall of the amplifying ball 300 is provided with clamping grooves 310, the clamping grooves 310 are formed along the circumferential direction of the amplifying ball 300, and a plurality of groups of clamping grooves 310 are arranged along the axial direction of the amplifying ball 300.

Specifically, a support sleeve 600 is arranged in the clamping groove 310, the sheath 510 is arranged on the support sleeve 600, and a gap is formed between the sheath 510 and the support sleeve 600.

More specifically, the handle 500 further comprises an extension handle 520 disposed on the sheath 510, and the extension handle 520 is provided with a through hole 521 for a finger to pass through.

In order to implement reliable transmission of noise of the probe 400, one end of the amplifying ball 300 is provided with a metal ring 320, and one end of the probe 400 is inserted into the metal ring 320.

Specifically, one end of the probe 400 is provided with a threaded section, the inner ring of the metal ring 320 is provided with a threaded hole, and one end of the probe 400 is connected with the threaded hole of the metal ring 320.

The probe 400 is provided with two sets, in which the long needle of the probe 400 is 200mm, the short needle is 80mm, and the diameters are all 4mm, so that the range of use of the detector can be increased.

Further, to transmit the vibration, the other end of the amplifying ball 300 is provided with a sound receiving ring 330, and one end of the pipeline 200 is inserted into the sound receiving ring 330.

The sound receiving ring 330 is a metal ring, two sets of the sound receiving ring 330 are provided, the pipeline 200 comprises two sets of rubber pipes 210 and two sets of metal pipes 220, and pipe ends of the two sets of metal pipes 220 are inserted into the sound receiving ring 330.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present specification describes embodiments, not every embodiment includes only a single embodiment, and such description is for clarity purposes only, and it is to be understood that all embodiments may be combined as appropriate by one of ordinary skill in the art to form other embodiments as will be apparent to those of skill in the art from the description herein.

Claims

1. A rolling stock moving part abnormal sound detector is characterized in that: including earplug (100), earplug (100) are connected with amplifying ball (300) through pipeline (200), be provided with probe (400) on amplifying ball (300), the tip of pipeline (200) is provided with handheld handle (500), handheld handle (500) cover is established outside amplifying ball (300).

2. A rolling stock moving part abnormal sound detector according to claim 1, wherein: the amplifying ball (300) is in an ellipsoidal structure integrally, and a cavity is arranged in the amplifying ball (300).

3. A rolling stock moving part abnormal sound detector according to claim 2, wherein: the handheld handle (500) comprises a sheath (510) made of rubber, and the sheath (510) is sleeved outside the amplifying ball (300).

4. A rolling stock moving part abnormal sound detector according to claim 3, wherein: the outer wall of the amplifying ball (300) is provided with clamping grooves (310), the clamping grooves (310) are formed along the circumferential direction of the amplifying ball (300), and multiple groups of clamping grooves (310) are arranged along the axial direction of the amplifying ball (300).

5. A rolling stock moving part abnormal sound detector according to claim 4, wherein: a supporting sleeve (600) is arranged in the clamping groove (310), the sheath (510) is arranged on the supporting sleeve (600), and a gap is formed between the sheath (510) and the supporting sleeve (600).

6. A rolling stock moving part abnormal sound detector according to claim 5, wherein: the handheld handle (500) further comprises an extension handle (520) arranged on the sheath (510), and a through hole (521) for fingers to pass through is formed in the extension handle (520).

7. A rolling stock moving part abnormal sound detector according to claim 6, wherein: one end of the amplifying ball (300) is provided with a metal ring (320), and one end of the probe (400) penetrates through the metal ring (320).

8. A rolling stock moving part squeak detector according to claim 7, wherein: one end of the probe (400) is provided with a threaded section, the inner ring of the metal ring (320) is provided with a threaded hole, and one end of the probe (400) is connected with the threaded hole of the metal ring (320).

9. A rolling stock moving part abnormal sound detector according to claim 8, wherein: the other end of the amplifying ball (300) is provided with a sound receiving ring (330), and one end of the pipeline (200) is inserted into the sound receiving ring (330).

10. A rolling stock moving part squeak detector according to claim 9, wherein: the sound receiving ring (330) is a metal ring, the sound receiving ring (330) is provided with two groups, the pipeline (200) comprises two groups of rubber pipes (210) and two groups of metal pipes (220), and the pipe ends of the two groups of metal pipes (220) are inserted into the sound receiving ring (330).