CN212134072U - Sound absorption transmitting device for bearing noise detection - Google Patents

Abstract

The utility model discloses a bearing noise detects uses sound absorption emitter, include the base, inhale sound disc, pronunciation dish, universal wheel and gag lever post, the equidistant second connecting rod of installing in top of base, and the inside of second connecting rod is provided with the head rod that runs through second connecting rod top, the spacing groove has been seted up to the equidistant inside of head rod, the top of base is seted up flutedly, the sleeve is installed on the top of head rod, and telescopic inside is provided with the inner tube, the inside of inner tube is provided with the second reflecting plate, and the inner tube outer wall keeps away from telescopic one end and installs the carousel, the one end that the carousel was kept away from to the sleeve is installed pronunciation dish, the four corners department of base bottom all installs the universal wheel. This bearing noise detects with sound absorption emitter is through inhaling sound dish, first reflecting plate, second reflecting plate and pronunciation dish, and the effect of the sound absorption emission of being convenient for make this sound absorption emitter is better.

Description

Sound absorption transmitting device for bearing noise detection

Technical Field

The utility model relates to a detect technical field, specifically be a bearing noise detects uses sound absorption emitter.

Background

The bearing is an important part in the present mechanical equipment, and its main function is to support the mechanical rotator, reduce the friction coefficient in its motion process, and guarantee its gyration precision, along with the development of science and technology and the needs of precision equipment, the noise of bearing is as the important characteristic of accurate low-noise bearing, receive bearing manufacturing unit and user's attention more and more, become the key index of precision bearing development and production, the bearing is when the noise monitoring, need absorb the noise that the bearing takes place through sound absorption emitter and detect, traditional sound absorption emitter can basically satisfy people's user demand, but still has certain problem, specific problem is as follows:

1. most sound absorption emitting devices in the market at present cannot be adjusted in length according to field conditions, so that the practical performance of the sound absorption emitting device is reduced;

2. most of sound absorption emitter in the existing market is not convenient for remove when using, can't carry out altitude mixture control to this sound absorption emitter simultaneously, makes this sound absorption emitter's practicality lower.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a bearing noise detects uses sound absorption emitter to solve that the unable length adjustment, the removal of being not convenient for when using of carrying out according to the site conditions that proposes in the above-mentioned background art, can't carry out the altitude mixture control problem to this sound absorption emitter simultaneously.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a bearing noise detects uses sound absorption emitter, includes the base, inhales sound disc, pronunciation dish, universal wheel and gag lever post, the second connecting rod is installed to the top of base equidistant, and the inside of second connecting rod is provided with the head rod that runs through second connecting rod top, the spacing groove has been seted up to the inside equidistant of head rod, the top of base is seted up flutedly, the sleeve is installed on the top of head rod, and telescopic inside is provided with the inner tube, the inside of inner tube is provided with the second reflecting plate, and the inner tube outer wall keeps away from telescopic one end and installs the carousel, the one end that the carousel was kept away from to the sleeve is installed pronunciation dish, the universal wheel is all installed to the four corners department of base bottom.

Preferably, the inner tube is close to the one end of carousel and is installed and inhale the sound disc, and inhales the inner wall of sound disc and install first reflecting plate.

Preferably, a first slide rail is installed at the bottom end inside the groove, and a first slide block is arranged inside the first slide rail.

Preferably, a spring is installed on the side wall of one end of the first sliding block, and one end, far away from the first sliding block, of the spring is connected with the inner wall of the groove.

Preferably, the top end of the first sliding block is provided with a connecting plate, and the middle position of the side wall of one end of the connecting plate is provided with a handle.

Preferably, a second slide rail is installed at one end of the connecting plate, a second slide block is arranged inside the second slide rail, and a limiting rod penetrating through the inside of the second connecting rod is installed at one end, far away from the second slide rail, of the second slide block.

Compared with the prior art, the beneficial effects of the utility model are that: the bearing noise detection sound absorption emission device;

1. the rotary disc is in threaded connection with the inner cylinder through the sleeve, the rotary disc drives the inner cylinder to rotate and meanwhile moves left and right in the sleeve in a reciprocating mode, so that an operator can conveniently adjust the length of the device according to the field condition, and meanwhile, the sound absorption effect of the sound absorption and emission device is better through the sound absorption disc, the first reflecting plate, the second reflecting plate and the sound emission disc;

2. the device is through first connecting rod simultaneously, the second connecting rod, the gag lever post, the spacing groove, first slide rail, first slider, the connecting plate, the second slide rail, second slider and spring, slide in first slider inside through first slide rail, make the connecting plate can drive the gag lever post through first slider removal and extrusion spring and break away from the spacing inslot portion, can also cross the height of operating personnel through adjusting the head rod simultaneously, make the gag lever post insert the not spacing inslot portion of co-altitude, the operating personnel of being convenient for adjusts the height of this sound absorption emitter, make the device's practicality improve.

Drawings

FIG. 1 is a front view of the cross-sectional structure of the present invention;

FIG. 2 is an enlarged view of the portion A of FIG. 1 according to the present invention;

FIG. 3 is an enlarged schematic view of a portion B of FIG. 1 according to the present invention;

FIG. 4 is a schematic view of the structure of the present invention;

fig. 5 is a left side view schematic diagram of the present invention.

In the figure: 1. a base; 2. a first reflection plate; 3. a sound-absorbing disc; 4. a turntable; 5. an inner barrel; 6. a second reflection plate; 7. a sleeve; 8. a sound disc; 9. a first connecting rod; 10. a second connecting rod; 11. a limiting groove; 12. a groove; 13. a first slide rail; 14. a first slider; 15. a spring; 16. a universal wheel; 17. a connecting plate; 18. a second slide rail; 19. a second slider; 20. a limiting rod; 21. a handle.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-5, the present invention provides an embodiment: a sound absorption emitting device for bearing noise detection comprises a base 1, a sound absorption disc 3, a sounding disc 8, a universal wheel 16 and a limiting rod 20, wherein second connecting rods 10 are arranged at the top end of the base 1 at equal intervals, first connecting rods 9 penetrating through the top ends of the second connecting rods 10 are arranged inside the second connecting rods 10, limiting grooves 11 are formed in the first connecting rods 9 at equal intervals, and grooves 12 are formed in the top end of the base 1;

a first slide rail 13 is mounted at the bottom end inside the groove 12, a first slide block 14 is arranged inside the first slide rail 13, and the first slide block 14 can slide inside the first slide rail 13 conveniently through the mutual matching of the first slide rail 13 and the first slide block 14;

a spring 15 is mounted on the side wall of one end of the first sliding block 14, one end, far away from the first sliding block 14, of the spring 15 is connected with the inner wall of the groove 12, and the spring 15 is extruded when the first sliding block 14 slides, so that the first sliding block 14 can be automatically restored through the spring 15;

a connecting plate 17 is mounted at the top end of the first sliding block 14, and a handle 21 is mounted in the middle of the side wall of one end of the connecting plate 17, so that an operator can pull the connecting plate 17 to move through the first sliding block 14 through the handle 21;

a second slide rail 18 is mounted at one end of the connecting plate 17, a second slide block 19 is arranged inside the second slide rail 18, a limiting rod 20 penetrating through the inside of the second connecting rod 10 is mounted at one end, far away from the second slide rail 18, of the second slide block 19, and the second slide block 19 is matched with the second slide rail 18, so that an operator can finely adjust the limiting rod 20 conveniently through the second slide block 19;

the top end of the first connecting rod 9 is provided with a sleeve 7, and an inner cylinder 5 is arranged inside the sleeve 7;

the sound absorption disc 3 is arranged at one end, close to the rotary table 4, of the inner cylinder 5, the first reflecting plate 2 is arranged on the inner wall of the sound absorption disc 3, and the sound absorption effect of the sound absorption disc 3 is better due to the design of the first reflecting plate 2;

the inside of inner tube 5 is provided with second reflecting plate 6, and the outer wall of inner tube 5 is kept away from the one end of sleeve 7 and is installed carousel 4, and the one end that carousel 4 was kept away from to sleeve 7 is installed pronunciation dish 8, and universal wheel 16 is all installed to the four corners department of base 1 bottom.

The working principle is as follows: when the sound absorption emitting device for bearing noise detection is used, firstly, the specified position of the device is moved through the universal wheel 16, then the height of the device is adjusted according to the field condition, the handle 21 is pulled to enable the handle 21 to drive the connecting plate 17 to slide in the first slide rail 13 through the first slide block 14, the connecting plate 17 extrudes the spring 15 to deform the spring 15 while sliding, so that the connecting plate 17 can automatically recover through the spring 15, the connecting plate 17 drives the limiting rod 20 to separate from the limiting groove 11 while moving, meanwhile, the limiting rod 20 is inserted into the limiting grooves 11 with different heights by adjusting the height of the first connecting rod 9 by an operator, so that the height of the sound absorption emitting device is convenient to adjust, the practicability of the device is convenient to be higher, and meanwhile, when the length of the device needs to be adjusted, can be through rotating carousel 4, and through inner tube 5 and sleeve 7 threaded connection, make inner tube 5 reciprocate in sleeve 7's inside and control the removal in the rotation, the operating personnel of being convenient for adjust the device's length, can also be simultaneously through inhaling mutually supporting of sound disc 3, first reflecting plate 2, second reflecting plate 6 and pronunciation dish 8, be convenient for make this sound absorption emitter's sound absorption emission's effect better, do above the utility model discloses a whole theory of operation.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention 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.

Claims (6)

1. The utility model provides a bearing noise detects uses sound absorption emitter, includes base (1), inhales sound disc (3), pronunciation dish (8), universal wheel (16) and gag lever post (20), its characterized in that: second connecting rod (10) are installed to the top of base (1) equidistant, and the inside of second connecting rod (10) is provided with head rod (9) that runs through second connecting rod (10) top, spacing groove (11) have been seted up to the inside equidistant of head rod (9), recess (12) are seted up on the top of base (1), sleeve (7) are installed on the top of head rod (9), and the inside of sleeve (7) is provided with inner tube (5), the inside of inner tube (5) is provided with second reflecting plate (6), and inner tube (5) outer wall keep away from the one end of sleeve (7) and install carousel (4), carousel (8) are installed to the one end that carousel (4) were kept away from in sleeve (7), universal wheel (16) are all installed to the four corners department of base (1) bottom.

2. The sound absorption emission device for bearing noise detection according to claim 1, wherein: the one end that inner tube (5) are close to carousel (4) is installed and is inhaled sound disc (3), and inhales the inner wall of sound disc (3) and install first reflecting plate (2).

3. The sound absorption emission device for bearing noise detection according to claim 1, wherein: first slide rail (13) are installed to the inside bottom of recess (12), and the inside of first slide rail (13) is provided with first slider (14).

4. The sound absorption emission device for bearing noise detection according to claim 3, wherein: and a spring (15) is installed on the side wall of one end of the first sliding block (14), and one end, far away from the first sliding block (14), of the spring (15) is connected with the inner wall of the groove (12).

5. The sound absorption emission device for bearing noise detection according to claim 3, wherein: connecting plate (17) are installed on the top of first slider (14), and handle (21) are installed to the intermediate position department of connecting plate (17) one end lateral wall.

6. The sound absorption emission device for bearing noise detection according to claim 5, wherein: a second sliding rail (18) is installed at one end of the connecting plate (17), a second sliding block (19) is arranged inside the second sliding rail (18), and a limiting rod (20) penetrating through the inside of the second connecting rod (10) is installed at one end, far away from the second sliding rail (18), of the second sliding block (19).

Images