CN213121144U - Mechanical fault diagnosis device - Google Patents
Mechanical fault diagnosis device Download PDFInfo
- Publication number
- CN213121144U CN213121144U CN202021962325.5U CN202021962325U CN213121144U CN 213121144 U CN213121144 U CN 213121144U CN 202021962325 U CN202021962325 U CN 202021962325U CN 213121144 U CN213121144 U CN 213121144U
- Authority
- CN
- China
- Prior art keywords
- sound
- cavity
- mechanical fault
- target
- section
- 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.)
- Active
Links
Images
Landscapes
- Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)
Abstract
The utility model provides a mechanical failure diagnotor, which belongs to the technical field of equipment diagnosis and comprises a sound collecting structure and a sound conducting structure, wherein the sound collecting structure is provided with a horn-shaped opening which forms a sound receiving cavity, and the sound collecting structure is used for being attached to the surface of a target machine to be measured and collecting target information; one end of the sound conduction structure is connected with the sound collection structure, and a transmission cavity communicated with the sound receiving cavity is arranged in the sound conduction structure; and target information collected by the sound collection structure is transmitted to a target receiving position through the other end of the sound conduction structure after being sequentially transmitted through the sound receiving cavity and the transmission cavity. The mechanical failure diagnosis device of the utility model has simple structure, convenient use and no problem of difficult maintenance; the target information received by the target receiving part is more accurate due to the horn-shaped opening of the sound collecting structure, and the detection accuracy is improved.
Description
Technical Field
The utility model belongs to the technical field of equipment diagnosis, more specifically say, relate to a mechanical failure diagnotor.
Background
In order to check the fault of the equipment in use, some mechanical and electronic combined equipment is adopted to diagnose whether the equipment has the fault or not by judging the sound of the equipment in operation in the process of the equipment operation, but the purchase cost of the device is high, the structure of the device is complex, and the device is not easy to maintain after being damaged.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a mechanical failure diagnostor aims at solving current device structure complicacy, is difficult for the maintenance after damaging.
In order to achieve the above object, the utility model adopts the following technical scheme: provided is a mechanical fault diagnoser, including:
the sound collection structure is provided with a horn-shaped opening, the horn-shaped opening forms a sound receiving cavity, and the sound collection structure is attached to the surface of the measured target machine and used for collecting target information; and
one end of the sound conduction structure is connected with the sound collection structure, and a propagation cavity communicated with the sound receiving cavity is arranged in the sound conduction structure;
and target information collected by the sound collection structure is transmitted to a target receiving position through the other end of the sound conduction structure after being sequentially transmitted through the sound receiving cavity and the transmission cavity.
As another embodiment of the present application, the open end of the sound collecting structure is provided with a membrane, and the membrane is used for being attached to the surface of the measured target machine.
As another embodiment of the present application, the sound conduction structure includes:
the centre gripping section, the transmission chamber is located inside the centre gripping section, the one end of centre gripping section with sound collection structure can dismantle the connection, and the other end is used for with target information passes to target receiving department.
As another embodiment of the present application, a mounting head is disposed on the sound collecting structure, a channel is disposed on the mounting head, the channel is communicated with the sound receiving cavity and the propagation cavity, and the mounting head is in threaded connection with the clamping section.
As another embodiment of the present application, the sound conduction structure further includes:
one end of the transmission section is detachably connected with the clamping section, an inner cavity of the transmission section is communicated with an inner cavity of the clamping section to form the transmission cavity, and the target information is transmitted to the target receiving position through the transmission cavity to reach the other end of the transmission section.
As another embodiment of the present application, the outer surface of the conductive segment is provided with a groove.
As another embodiment of the present application, the other end of the sound conduction structure away from the sound collection structure is connected with a pinna auditory head.
As another embodiment of the present application, the mechanical fault diagnoser further includes:
the two ends of the rubber tube are respectively connected to the auricle listening head and the sound conduction structure, and the target information derived by the sound conduction structure is conducted to the auricle listening head through the rubber tube.
As another embodiment of the application, two auricle auditory heads are provided.
As another embodiment of this application, the rubber tube with be equipped with the auscultation frame between the auricle sound head, the auscultation frame includes:
the middle part of the flow dividing pipe is communicated with the rubber pipe;
the two auscultation tubes are arranged, and two ends of each auscultation tube are respectively connected to the shunt tube and the auricle listening head;
and the elastic piece is connected to the middle parts of the two auscultation tubes.
The utility model provides a mechanical failure diagnostor's beneficial effect lies in: compared with the prior art, the utility model discloses mechanical failure diagnotor is when using, and the sound conduction structure of taking on the other hand, the sound collection structure of taking on the other hand pastes mechanical equipment's surface with the open end of sound collection structure, and equipment is at the in-process of operation, if its inside trouble, the sound of trouble is through receiving the sound chamber and propagating the target receipt department that the chamber conducts to the sound conduction structure other end for whether the staff can judge equipment trouble rapidly, conveniently further maintenance. The mechanical failure diagnosis device of the utility model has simple structure, convenient use and no problem of difficult maintenance; the target information received by the target receiving part is more accurate due to the horn-shaped opening of the sound collecting structure, and the detection accuracy is improved.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required for the embodiments or the prior art descriptions will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.
Fig. 1 is a schematic view of a main view structure of a mechanical fault diagnosis device according to an embodiment of the present invention;
FIG. 2 is a sectional view taken along line A-A of FIG. 1;
fig. 3 is an enlarged schematic view of a portion B in fig. 2.
In the figure: 1. a sound collection structure; 2. a sound conducting structure; 201. a clamping section; 202. a conductive section; 3. a sound receiving cavity; 4. a propagation cavity; 5. a membrane; 6. a mounting head; 7. a pinna auditory head; 8. a hose; 9. a auscultation frame; 901. a shunt tube; 902. a stethoscope tube; 903. an elastic member; 10. a channel.
Detailed Description
In order to make the technical problem, technical solution and advantageous effects to be solved by the present invention more clearly understood, the following description is given in conjunction with the accompanying drawings and embodiments to illustrate the present invention in further detail. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
Referring to fig. 1 to 3 together, the mechanical failure diagnosis apparatus of the present invention will now be described. The mechanical fault diagnostor comprises a sound collecting structure 1 and a sound conducting structure 2, wherein the sound collecting structure 1 is provided with a horn-shaped opening, a sound receiving cavity 3 is formed by the horn-shaped opening, and the sound collecting structure 1 is used for being attached to the surface of a target machine to be measured and collecting target information; one end of the sound conduction structure 2 is connected with the sound collection structure 1, and a transmission cavity 4 communicated with the sound receiving cavity 3 is arranged in the sound conduction structure 2; the target information collected by the sound collection structure 1 is transmitted to a target receiving position through the other end of the sound conduction structure 2 after being sequentially transmitted through the sound receiving cavity 3 and the transmission cavity 4.
The utility model provides a mechanical failure diagnotor, compared with the prior art, the utility model discloses mechanical failure diagnotor is when using, the sound conduction structure 2 of taking on the one hand, the sound collection structure 1 of taking on the other hand, paste the surface at mechanical equipment with the open end of sound collection structure 1, equipment is at the in-process of operation, if its inside fault, the sound of trouble is through receiving sound chamber 2 and the target receipt department of propagating 3 conduction to the 2 other ends of sound conduction structure in chamber for the staff can rapidly judge whether the equipment is out of order, conveniently go on further maintenance. The mechanical failure diagnosis device of the utility model has simple structure, convenient use and no problem of difficult maintenance; the sound collection structure 1 is provided with a trumpet-shaped opening, so that target information received by a target receiving part is more accurate, and the detection accuracy is improved.
It should be noted that the target information may be directly sound, or a decibel value obtained by converting sound into sound, or a sound fluctuation curve obtained by converting sound into sound.
As a specific embodiment of the mechanical failure diagnosis device provided in the present invention, please refer to fig. 2 to 3, the opening end of the sound collection structure 1 is provided with a diaphragm 5, and the diaphragm 5 is used for being attached to the surface of the target machine to be measured. After the membrane 5 is attached to the mechanical surface, if the inside of the equipment has a fault in the operation process of the equipment, noise can be generated in the operation process of the equipment, the noise is transmitted to the membrane 5 to cause the vibration of the membrane 5, and the membrane 5 transmits sound to the sound receiving cavity 3 through vibration so as to be transmitted to a target receiving position; the diaphragm 5 can be good laminating on the surface of equipment for the chamber of receiving sound is a inclosed cavity, prevents to leak the sound, improves the efficiency of transmission sound, can all detect out to the high audio sound or the end audio sound that equipment trouble sent, and application range is wide.
Specifically, the diaphragm is a plastic component, is easy to vibrate and relatively wear-resistant, prolongs the service life and improves the transmission efficiency of sound;
as a specific implementation manner of the mechanical fault diagnostor, please refer to fig. 1 to 3, the sound conduction structure 2 includes the clamping section 201, the propagation cavity 4 is located inside the clamping section 201, one end of the clamping section 201 can be detached from the sound collection structure 1 and connected, and the other end is used for transmitting the target information to the target receiving part. The clamping section 201 is arranged at the end part of the sound collecting structure 1, so that the sound collecting structure 1 is conveniently held and pressed on the surface of a machine, the sound collecting structure 1 is prevented from falling off in the measuring process, and the use convenience is improved; sound collection structure 1 can be dismantled with centre gripping section 201 and be connected, when sound collection structure 1 or centre gripping section 201 damaged alone, conveniently changes sound collection structure 1 or centre gripping section 201 alone, reduces cost of maintenance.
Specifically, the clamping section 201 is bamboo-shaped, and the clamping section 201 can be a rubber component or a metal component, so that the clamping section is convenient to hold.
As a specific implementation manner of the mechanical fault diagnosis device provided by the present invention, please refer to fig. 2 to fig. 3, the sound collection structure 1 is provided with the mounting head 6, the mounting head 6 is provided with a channel 10 respectively communicated with the radio cavity 3 and the propagation cavity 4, and the mounting head 6 is in threaded connection with the clamping section 201. Because sound collection structure 1 directly laminates on the surface of equipment, equipment can vibrate at the in-process of operation, centre gripping section 201 with sound collection structure 1 through threaded connection can prevent that vibration on the equipment from transmitting sound collection structure 1 back, make its and the clamping section 201 between the relation of connection not hard up, consequently the threaded connection between centre gripping section 201 and the sound collection structure 1 can guarantee the fastness of sound collection structure 1 connection, avoid frequently screwing up.
As a specific implementation manner of the mechanical fault diagnostor, please refer to fig. 1 to 3, the sound conduction structure 2 further includes the conduction section 202, one end of the conduction section 202 is detachably connected with the clamping section 201, the inner cavity of the conduction section 202 and the inner cavity of the clamping section 201 are communicated to form the transmission cavity 4, and the target information is transmitted to the target receiving part through the other end of the transmission cavity 4 reaching the conduction section 202. The sound can be conducted through the conducting section 202, and the conducting formation of the sound can be adjusted by changing the length of the conducting section 202, when the conducting section 202 is longer, the length of the propagation cavity 4 is correspondingly longer, the sound propagation time is correspondingly prolonged, and the measuring device can adapt to a longer measuring distance; when the conducting section 202 is short, the length of the conducting cavity 4 is correspondingly shortened, the sound conducting time is shortened, and the method can adapt to a short measuring distance; because the sound is transmitted with loss, the longer the sound is transmitted, the weaker the sound transmitted to the target receiving position is, the shorter the sound is transmitted, the stronger the sound transmitted to the target receiving position is, the specific situation can be adjusted according to the use place, the use is convenient, and the application range is wide.
Specifically, the clamping section 201 and the conducting section 202 can be connected through threads or in a plugging manner, and the clamping section 201 and the conducting section 202 are actually two relatively independent structures, so that when one of the two structures is damaged, the clamping section and the conducting section 202 can be conveniently replaced.
As a specific embodiment of the mechanical fault diagnoser provided by the present invention, the outer surface of the conducting section 202 is provided with a groove. Preferably, the surface of conduction section 202 is equipped with the annular knurl and takes the slot, because conduction section 202 needs the manual work to take, can increase coefficient of friction through set up the slot at the surface outward, is difficult for the landing at the in-process of taking or using, conveniently takes.
As a specific embodiment of the mechanical fault diagnosis device provided in the present invention, please refer to fig. 1, one end of the sound conduction structure 2 away from the sound collection structure 1 is connected to the auricle listening head 7. At the moment, the target receiving position is a human ear, the auricle listening head 7 can be directly carried on the human ear, a worker can conveniently and directly judge whether equipment has faults according to the tone quality, the diagnosis is simpler, the use is simpler and more convenient, and other software is not needed.
As a specific implementation manner of the mechanical failure diagnosis device provided in the present invention, please refer to fig. 1 to 2, the mechanical failure diagnosis device further includes a rubber tube 8, two ends of the rubber tube 8 are respectively connected to the auricle auditory head 7 and the sound conduction structure 2, and the target information derived by the sound conduction structure 2 is conducted to the auricle auditory head 7 through the rubber tube 8. The distance of sound transmission can be prolonged through the rubber tube 8, and the rubber tube 8 is made of soft material, so that the sound transmitted by the sound collecting structure 1 can be heard in all directions; the length of the rubber tube 8 can be changed to adapt to various positions of people, and the use is more flexible.
As a specific embodiment of the mechanical failure diagnosis device of the present invention, please refer to fig. 1, two auricle auditory heads 7 are provided. When the working staff is in use, the two ears are in the state of the auricle listening heads 7, so that external noise can be effectively blocked, the accuracy of distinguishing fault sounds by the working staff is improved, and the working efficiency is improved.
As a specific embodiment of the mechanical fault diagnosis device provided in the present invention, please refer to fig. 1, an auscultation frame 9 is disposed between the rubber tube 8 and the auricle listening head 7, the auscultation frame 9 includes a shunt tube 901, an auscultation tube 902 and an elastic member 903, and the middle of the shunt tube 901 is communicated with the rubber tube 8; the two auscultation tubes 902 are arranged, and two ends of the auscultation tube 902 are respectively connected with the shunt tube 901 and the auricle listening head 7; the elastic member 903 is connected to the middle of the two auscultatory tubes 902.
As another example, the shunt 901 can also be a flexible metal tube, in which case the flexible element 903 can be removed for use; when the staff needs to bring the auscultation frame 9, the two auscultation tubes 902 are broken off to increase the distance between the two auscultation tubes, then the auricle heads 7 are aligned with the ears of the user, and the two auricle heads 7 are respectively brought on the left ear and the right ear due to the resilience between the shunt tubes 901 after the user loosens the hands.
The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.
Claims (10)
1. A mechanical fault diagnoser, comprising:
the sound collection structure is provided with a horn-shaped opening, the horn-shaped opening forms a sound receiving cavity, and the sound collection structure is attached to the surface of the measured target machine and used for collecting target information; and
one end of the sound conduction structure is connected with the sound collection structure, and a propagation cavity communicated with the sound receiving cavity is arranged in the sound conduction structure;
and target information collected by the sound collection structure is transmitted to a target receiving position through the other end of the sound conduction structure after being sequentially transmitted through the sound receiving cavity and the transmission cavity.
2. The mechanical fault diagnoser of claim 1, wherein the open end of the sound collection structure is provided with a membrane for attachment to a surface of a target machine under test.
3. The mechanical fault diagnoser of claim 1, wherein the sound conducting structure comprises:
the centre gripping section, the transmission chamber is located inside the centre gripping section, the one end of centre gripping section with sound collection structure can dismantle the connection, and the other end is used for with target information passes to target receiving department.
4. The mechanical fault diagnoser of claim 3, wherein the sound collecting structure is provided with a mounting head, the mounting head being provided with passages communicating with the sound receiving chamber and the propagation chamber, respectively, the mounting head being threadedly connected to the clamping section.
5. The mechanical fault diagnoser of claim 3, wherein the sound conducting structure further comprises:
one end of the transmission section is detachably connected with the clamping section, an inner cavity of the transmission section is communicated with an inner cavity of the clamping section to form the transmission cavity, and the target information is transmitted to the target receiving position through the transmission cavity to reach the other end of the transmission section.
6. The mechanical fault diagnoser of claim 5, wherein an outer surface of the conductive segment is grooved.
7. The mechanical fault diagnoser of claim 1, wherein an auricle earpiece is attached to the other end of the sound conducting structure remote from the sound collecting structure.
8. The mechanical fault diagnoser of claim 7, further comprising:
the two ends of the rubber tube are respectively connected to the auricle listening head and the sound conduction structure, and the target information derived by the sound conduction structure is conducted to the auricle listening head through the rubber tube.
9. The mechanical fault diagnostor of claim 8, wherein there are two of the pinna earpieces.
10. The mechanical fault diagnostor of claim 9, wherein an auscultation frame is disposed between the rubber tube and the auricle head, the auscultation frame comprising:
the middle part of the flow dividing pipe is communicated with the rubber pipe;
the two auscultation tubes are arranged, and two ends of each auscultation tube are respectively connected to the shunt tube and the auricle listening head;
and the elastic piece is connected to the middle parts of the two auscultation tubes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021962325.5U CN213121144U (en) | 2020-09-09 | 2020-09-09 | Mechanical fault diagnosis device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021962325.5U CN213121144U (en) | 2020-09-09 | 2020-09-09 | Mechanical fault diagnosis device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213121144U true CN213121144U (en) | 2021-05-04 |
Family
ID=75661116
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021962325.5U Active CN213121144U (en) | 2020-09-09 | 2020-09-09 | Mechanical fault diagnosis device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213121144U (en) |
-
2020
- 2020-09-09 CN CN202021962325.5U patent/CN213121144U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| WO1997016116A1 (en) | Universal stethoscope amplifier | |
| CN213121144U (en) | Mechanical fault diagnosis device | |
| CN215647360U (en) | Hearing aid tester | |
| CN204581328U (en) | A kind of electronic stethoscope | |
| CN205510350U (en) | Integration audiometric earphone | |
| CN217430019U (en) | Special earmuff of hearing test | |
| CN210019352U (en) | Pure-sound air conduction threshold testing experimental device for teaching | |
| CN212876072U (en) | ANC active noise reduction wireless Bluetooth headset | |
| CN208902661U (en) | A kind of equipment stethoscope | |
| CN219346251U (en) | Wisdom pipe network leakage detection listens to leak pole | |
| CN210749269U (en) | Cardiovascular internal medicine stethoscope | |
| CN203323860U (en) | Stethoscope for judging failure of pump | |
| CN203074735U (en) | Novel stethoscope | |
| CN219976173U (en) | Auscultation detector for hydraulic pipeline | |
| CN208447628U (en) | Noise reduction stethoscope | |
| CN215191717U (en) | Interrogation tool for weak assisted hearing patients | |
| CN209002037U (en) | A kind of headset | |
| CN205903268U (en) | Wear -type electrostethophone | |
| CN214907200U (en) | Sterile protective sleeve for ultrasonic probe | |
| CN210931504U (en) | Stethoscope | |
| CN204375429U (en) | A kind of instrument for patrolling and examining auscultation rotating machinery | |
| CN209863874U (en) | Medical electronic stethoscope | |
| CN219516811U (en) | A conductor for old patient communicates | |
| CN218484584U (en) | Novel auscultation mechanism | |
| CN213430198U (en) | Stethoscope for cardiovascular medical treatment |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20211027 Address after: No. 311, Fujiang street, Jingxiu District, Baoding City, Hebei Province 071051 Patentee after: Baoding Sail Precision Machinery Technology Co.,Ltd. Address before: 071051 office building of workshop 7, No. 8, Fuchang Road, Baoding City, Hebei Province Patentee before: Sail Electric Mechanical Machinery Technology Development Co.,Ltd. |
|
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20230531 Address after: 071057 Hebei province Baoding Fuchang Road No. 8 Patentee after: FENGFAN Co.,Ltd. Address before: No. 311, Fujiang street, Jingxiu District, Baoding City, Hebei Province 071051 Patentee before: Baoding Sail Precision Machinery Technology Co.,Ltd. |