CN211667124U

CN211667124U - Adjustable noise reduction gear

Info

Publication number: CN211667124U
Application number: CN201922481884.8U
Authority: CN
Inventors: 许娟萍
Original assignee: Vcst Automotive Components Changzhou Co ltd
Current assignee: Vcst Automotive Components Changzhou Co ltd
Priority date: 2019-12-31
Filing date: 2019-12-31
Publication date: 2020-10-13
Anticipated expiration: 2029-12-31

Abstract

The utility model provides an adjustable gear of making an uproar that falls relates to gear technical field. This adjustable gear of making an uproar that falls, including the gear body and fall the mechanism of making an uproar, the surface top of the gear body is connected with surface one side of ring road, the internal surface of ring road is provided with interior puigging, the surface right side of the gear body is provided with annular shallow slot, the internal surface of annular shallow slot is provided with the internal thread, the surface right side of connecting cylinder and the surface left side fixed connection who connects the gear, the surface middle part of the gear body is provided with the installation screw thread, surface one side and the surface connection of installation axle of installation screw thread. The utility model discloses a use of ring road and interior sound insulation layer etc. so can be better when using slowly weaken, weaken with noise or vibrations etc. in gear motion, thereby the noise that so the gear internal vibration produced adsorbs and falls and can reach the effect of making an uproar of falling, so the device can reach and have the better purpose of noise reduction.

Description

Adjustable noise reduction gear

Technical Field

The utility model relates to the technical field of gears, specifically be adjustable noise reduction gear.

Background

The gear is one of the most common and important parts in a mechanical tool, however, the gear often generates relatively large noise when moving, so along with the rotation of the gears of other parts, the volume of the generated noise is not small, and relatively large noise pollution may be generated over time, however, most of the existing gears have no corresponding structures, so that the gear with a better noise reduction effect can be designed aiming at the problem.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The not enough to prior art, the utility model provides an adjustable gear of making an uproar that falls reaches and has the better purpose of noise reduction.

(II) technical scheme

Have the better purpose of noise reduction effect for realizing the aforesaid, the utility model provides a following technical scheme: an adjustable noise reduction gear comprises a gear body and a noise reduction mechanism, wherein the noise reduction mechanism comprises an installation shaft, installation threads, an outer sound insulation layer, an outer ring body, a ring channel, an inner sound insulation layer, a connecting gear, a connecting cylinder, an annular shallow groove and internal threads, the left side of the top of the outer surface of the gear body is connected with one side of the outer surface of the outer ring body, the inner surface of the outer ring body is provided with the outer sound insulation layer, the top of the outer surface of the gear body is connected with one side of the outer surface of the ring channel, the inner sound insulation layer is arranged on the inner surface of the ring channel, the right side of the outer surface of the gear body is provided with the annular shallow groove, the internal threads are arranged on the inner surface of the annular shallow groove, one side of the outer surface of the internal threads is connected with the left side of the outer surface, and one side of the outer surface of the mounting thread is connected with the outer surface of the mounting shaft.

Preferably, the middle part of the outer surface of the gear body is provided with a round opening, and the inner diameter of the round opening is larger than the outer diameter of the mounting shaft.

Preferably, outer ring bodies are arranged on two sides of the outer surface of the gear body, and the specifications of the two outer ring bodies are the same.

Preferably, the shape of the annular shallow groove is circular, and the inner diameter of the annular shallow groove is larger than the outer diameter of the connecting cylinder.

Preferably, the middle part of the outer surface of the connecting gear is provided with a through opening, and the inner diameter of the through opening is larger than the outer diameter of the mounting shaft.

Preferably, the outer sound insulation layer and the inner sound insulation layer have the same specification, and the thread pitch of the mounting thread and the internal thread is the same.

(III) advantageous effects

Compared with the prior art, the utility model provides an adjustable gear of making an uproar that falls possesses following beneficial effect:

1. the utility model discloses a mutual cooperation of outer puigging, outer lane body, ring road and interior puigging isotructure is used, so can be better with gear motion noise or vibrations etc. slowly weaken, weaken when using, thereby the noise that so the gear internal vibration produced adsorbs and falls and can reach the effect of making an uproar of falling, so can know from this, the device can reach the better purpose of noise reduction effect.

2. The utility model discloses an installation axle, installation screw thread, connection gear, connecting cylinder, annular shallow slot and the mutually supporting of internal thread isotructure use, so better other gears of connection that can be better when using to can not connect the installation through the installation axle, so can know from this, the device is more practical and more convenient.

Drawings

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

FIG. 2 is a schematic view of the enlarged structure of the part A of FIG. 1 according to the present invention;

fig. 3 is a schematic diagram of a right-side view of the present invention shown in fig. 1.

In the figure: 1 gear body, 2 noise reduction mechanism, 201 mounting shaft, 202 mounting screw thread, 203 outer sound insulation layer, 204 outer ring body, 205 ring, 206 inner sound insulation layer, 207 connecting gear, 208 connecting cylinder, 209 annular shallow groove and 210 internal screw thread.

Detailed Description

Referring to fig. 1-3, an adjustable noise reduction gear comprises a gear body 1 and a noise reduction mechanism 2, the noise reduction mechanism 2 comprises a mounting shaft 201, a mounting thread 202, an outer sound insulation layer 203, an outer ring body 204, a ring channel 205, an inner sound insulation layer 206, a connecting gear 207, a connecting cylinder 208, an annular shallow groove 209 and an internal thread 210, the left side of the top of the outer surface of the gear body 1 is fixedly connected with one side of the outer surface of the outer ring body 204, the inner surface of the outer ring body 204 is provided with the outer sound insulation layer 203, the top of the outer surface of the gear body 1 is fixedly connected with one side of the outer surface of the ring channel 205, the inner surface of the ring channel 205 is provided with the inner sound insulation layer 206, the right side of the outer surface of the gear body 1 is provided with the annular shallow groove 209, the inner thread 210 is arranged on the inner surface of the annular shallow groove 209, one side of, the middle part of the outer surface of the gear body 1 is provided with a mounting thread 202, one side of the outer surface of the mounting thread 202 is in threaded connection with the outer surface of the mounting shaft 201, the middle part of the outer surface of the gear body 1 is provided with a round opening, the inner diameter of the round opening is larger than the outer diameter of the mounting shaft 201, the two sides of the outer surface of the gear body 1 are both provided with outer ring bodies 204, the specifications of the two outer ring bodies 204 are the same, the shape of the annular shallow groove 209 is circular, the inner diameter of the annular shallow groove 209 is larger than the outer diameter of the connecting cylinder 208, the middle part of the outer surface of the connecting gear 207 is provided with a through opening, the inner diameter of the through opening is larger than the outer diameter of the mounting shaft 201, the specifications of the outer sound insulation layer 203 and the inner sound insulation layer 206 are the same, the thread pitch of the mounting thread 202 and the inner thread 210 is the same, and the adjustable noise reduction gear can better reduce noise or vibration slowly, The weakening, so the noise that the vibration produced in the gear inside adsorbs and falls thereby can reach the effect of making an uproar, so from this, the device can reach the better purpose that has the noise reduction effect, through the mutual cooperation use of structure such as installation axle 201, installation screw thread 202, connecting gear 207, connecting cylinder 208, annular shallow slot 209 and internal thread 210, can rotate connecting gear 207, so connecting cylinder 208 along with rotating the card in annular shallow slot 209, so can be better when using other gears of connection, and can not connect the installation through installation axle 201, so from this, the device is more practical and more convenient.

The gear is a mechanical element with teeth on the wheel rim capable of continuously meshing to transmit motion and power, and is a toothed mechanical part capable of meshing with each other, and the diameter of the large gear is one time of that of the small gear.

In summary, the adjustable noise reduction gear is characterized in that the outer sound insulation layer 203, the outer ring body 204, the ring channel 205 and the inner sound insulation layer 206 are used in cooperation with each other, so that noise or vibration generated during gear movement can be weakened and weakened better during use, and noise generated by internal vibration of the gear can be absorbed, so that a noise reduction effect can be achieved.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

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. Adjustable noise reduction gear, including gear body (1) and noise reduction mechanism (2), its characterized in that: the noise reduction mechanism (2) comprises a mounting shaft (201), a mounting thread (202), an outer sound insulation layer (203), an outer ring body (204), a ring channel (205), an inner sound insulation layer (206), a connecting gear (207), a connecting cylinder (208), an annular shallow groove (209) and an internal thread (210), wherein the left side of the top of the outer surface of the gear body (1) is connected with one side of the outer surface of the outer ring body (204), the outer sound insulation layer (203) is arranged on the inner surface of the outer ring body (204), the top of the outer surface of the gear body (1) is connected with one side of the outer surface of the ring channel (205), the inner surface of the ring channel (205) is provided with the inner sound insulation layer (206), the annular shallow groove (209) is arranged on the right side of the outer surface of the gear body (1), the internal thread (210) is arranged on the inner surface of the annular shallow groove (209), and one side of the, the right side of the outer surface of the connecting cylinder (208) is fixedly connected with the left side of the outer surface of the connecting gear (207), the middle of the outer surface of the gear body (1) is provided with a mounting thread (202), and one side of the outer surface of the mounting thread (202) is connected with the outer surface of a mounting shaft (201).

2. The adjustable noise reduction gear of claim 1, wherein: the middle part of the outer surface of the gear body (1) is provided with a round opening, and the inner diameter of the round opening is larger than the outer diameter of the mounting shaft (201).

3. The adjustable noise reduction gear of claim 1, wherein: outer ring bodies (204) are arranged on two sides of the outer surface of the gear body (1), and the specifications of the two outer ring bodies (204) are the same.

4. The adjustable noise reduction gear of claim 1, wherein: the shape of the annular shallow groove (209) is circular, and the inner diameter of the annular shallow groove (209) is larger than the outer diameter of the connecting cylinder (208).

5. The adjustable noise reduction gear of claim 1, wherein: the middle part of the outer surface of the connecting gear (207) is provided with a through opening, and the inner diameter of the through opening is larger than the outer diameter of the mounting shaft (201).

6. The adjustable noise reduction gear of claim 1, wherein: the outer sound insulation layer (203) and the inner sound insulation layer (206) are same in specification, and the thread pitch of the mounting thread (202) and the thread pitch of the internal thread (210) are same.