CN215108988U

CN215108988U - Mine is with falling formula of making an uproar ventilation unit

Info

Publication number: CN215108988U
Application number: CN202022155203.1U
Authority: CN
Inventors: 吴令
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-09-27
Filing date: 2020-09-27
Publication date: 2021-12-10
Anticipated expiration: 2030-09-27

Abstract

The utility model discloses a mine is with falling formula of making an uproar ventilation unit, include base, drum, motor and fix the flabellum on the motor output shaft, install through the bolt on the inner chamber wall of drum and inhale the cotton layer of sound, the inner chamber top and the bottom of drum are the symmetry and are equipped with two sets of buffer gear, the motor is located two sets of between the buffer gear and its fixed connection, two sets of buffer gear's left and right sides is the symmetry and installs the micropore and fall the group of boards of making an uproar, the inner chamber of drum is equipped with the vacuum cavity. A mine is with falling formula ventilation unit of making an uproar, be equipped with buffer gear, inhale the cotton layer of sound, micropore falls the board group of making an uproar and vacuum cavity, utilize buffer gear can cushion the shock attenuation to the vibration that the motor during operation produced, can avoid equipment to produce great noise because of the vibration, fall the processing of making an uproar through inhaling the cotton layer of sound and micropore and fall the noise that the board group of making an uproar produced the motor during operation, be equipped with the propagation that the vacuum cavity can the separation sound.

Description

Mine is with falling formula of making an uproar ventilation unit

Technical Field

The utility model relates to the field of mechanical equipment, in particular to mine is with falling formula of making an uproar ventilation unit.

Background

A mine refers to an independent production and operation unit for mining ores in a certain mining boundary. The mine mainly comprises one or more mining workshops (or called pittings, mines, open stopes and the like) and auxiliary workshops, and most of mines also comprise a beneficiation site (coal washery).

The existing ventilator generally comprises a base, a cylinder, a motor and fan blades fixed on an output shaft of the motor, and when the motor works, great noise can be generated to form noise pollution, so that the noise reduction type ventilation device for the mine is provided.

SUMMERY OF THE UTILITY MODEL

The utility model discloses a main aim at provides a mine is with falling formula of making an uproar ventilation unit, can effectively solve the problem in the background art.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a mine is with falling formula of making an uproar ventilation unit, includes base, drum, motor and fixes the flabellum on the motor output shaft, install through the bolt on the inner chamber wall of drum and inhale the cotton layer of sound, the inner chamber top and the bottom of drum are the symmetry and are equipped with two sets of buffer gear, the motor is located two sets of between the buffer gear and its fixed connection, it is two sets of buffer gear's left and right sides is the symmetry and installs the micropore and fall the group of making an uproar, the inner chamber of drum is equipped with the vacuum cavity.

Preferably, the micropore noise reduction plate group comprises a micropore noise reduction plate, the micropore noise reduction plate is provided with two groups of micropore noise reduction plates which are hermetically connected with the inner cavity wall of the cylinder, the micropore noise reduction plates are provided with air holes, and the air holes on the micropore noise reduction plates are not overlapped.

Preferably, the distance between the two groups of micropore noise reduction plates is controlled to be between cm, and the sound absorption surfaces of the two groups of micropore noise reduction plates are positioned on the same side and face the motor.

Preferably, buffer gear is including holding the piece, the lower extreme of holding the piece and the inner chamber bottom fixed connection of drum, hold the inner chamber wall and the bottom of piece and install first elastic cushion and second elastic cushion respectively, the intracavity that holds of holding the piece is provided with the movable block, the upper end and the motor fixed connection of movable block.

Preferably, both ends of the accommodating block and the movable block are arranged to be triangular structures.

Preferably, a plurality of groups of supporting columns are arranged in the vacuum cavity and are uniformly arranged at equal intervals.

Compared with the prior art, the utility model discloses following beneficial effect has:

the utility model discloses in, be equipped with buffer gear, inhale cotton layer of sound, micropore and fall board group and vacuum cavity, utilize buffer gear to cushion the shock attenuation to the vibration that the motor during operation produced, can avoid equipment to produce great noise because of the vibration, fall the noise processing of making an uproar through inhaling the cotton layer of sound and micropore and fall the board group and produce the noise that the motor during operation produced, be equipped with the propagation of vacuum cavity can separation sound.

Drawings

FIG. 1 is an overall structure diagram of a noise reduction type ventilation device for mines according to the present invention;

FIG. 2 is a front sectional view of the noise reduction type ventilation device for mine of the present invention;

FIG. 3 is a structural diagram of a buffering mechanism of the noise reduction type ventilation device for mine;

fig. 4 is an elevational view and a sectional view of the accommodating block of the noise-reducing ventilation device for mine.

In the figure: 1. a base; 2. a cylinder; 3. a support pillar; 4. a microporous noise reduction plate assembly; 41. a microporous noise reduction plate; 42. a vent hole; 5. a buffer mechanism; 51. accommodating the block; 52. a movable block; 53. a first resilient cushion; 54. a second resilient cushion; 6. a vacuum chamber; 7. a sound absorbing cotton layer; 8. a motor; 9. a fan blade.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "both ends", "one end", "the other end" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element to which the reference is made must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, and for example, "connected" may be either fixedly connected or detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

As shown in fig. 1-4, a noise reduction type ventilation device for mine comprises a base 1, a cylinder 2, a motor 8 and fan blades 9 fixed on an output shaft of the motor 8, wherein a sound absorption cotton layer 7 is installed on the wall of an inner cavity of the cylinder 2 through bolts, two groups of buffer mechanisms 5 are symmetrically arranged at the top and the bottom of the inner cavity of the cylinder 2, the motor 8 is positioned between the two groups of buffer mechanisms 5 and fixedly connected with the two groups of buffer mechanisms 5, microporous noise reduction plate groups 4 are symmetrically installed on the left and right sides of the two groups of buffer mechanisms 5, and a vacuum cavity 6 is arranged in the inner cavity of the cylinder 2.

The micropore noise reduction plate group 4 comprises a micropore noise reduction plate 41, the micropore noise reduction plate 41 is provided with two groups and two groups of micropore noise reduction plates 41 which are hermetically connected with the inner cavity wall of the cylinder 2, the two groups of micropore noise reduction plates 41 are provided with vent holes 42, the vent holes 42 on the two groups of micropore noise reduction plates 41 are not overlapped, when the ventilator works, the two groups of micropore noise reduction plate groups 4 arranged in the cylinder 2 at the front and back of the noise generated in the working process can absorb the sound and reduce the noise, the vent holes 42 which are arranged are not overlapped, the part of the sound wave which passes through the vent holes 42 of the nearest group of micropore noise reduction plates 41 is in surface contact with the micropore noise reduction plates 41 arranged at the outer side, the sound wave energy is consumed again, the noise is reduced, and the sound wave is inconvenient and directly transmitted outwards through the vent holes 42 on the two groups of micropore noise reduction plates 41 at the same side.

The distance between two sets of micropore noise reduction plates 41 is controlled between 2 cm and 5cm, and the sound absorption surfaces of the two sets of micropore noise reduction plates 41 are positioned on the same side and face the motor 8, so that noise reduction is facilitated.

Buffer gear 5 is including holding piece 51, the lower extreme that holds piece 51 and the inner chamber bottom fixed connection of drum 2, first elastic cushion 53 and second elastic cushion 54 are installed respectively to the inner chamber wall and the bottom that hold piece 51, the intracavity that holds piece 51 is provided with movable block 52, the upper end and the motor 8 fixed connection of movable block 52, when motor 8 during operation, can produce the vibration, the energy-absorbing is cushioned to the first elastic cushion 53 of vibration accessible and second elastic cushion 54 of production, thereby avoid driving whole equipment to produce the vibration because of the vibration of motor 8, can avoid equipment to produce great noise because of the vibration.

The two ends of the containing block 51 and the movable block 52 are both arranged into a triangular structure, and the triangular structure is arranged, so that the resistance effect on wind can be reduced.

The vacuum cavity 6 is internally provided with a plurality of groups of supporting columns 3, the supporting columns 3 are uniformly arranged at equal intervals, the vacuum cavity 6 can block the transmission of sound, and the supporting columns 3 can strengthen the structural strength of the cylinder 2.

It should be noted that, the utility model relates to a noise reduction type ventilation device for mine, when the motor 8 drives the fan blade 9 to work, the motor 8 can vibrate by the work of the motor 8, the generated vibration can be buffered and damped by the first elastic buffer cushion 53 and the second elastic buffer cushion 54, thereby avoiding the vibration of the whole device caused by the vibration of the motor 8, avoiding the device from generating larger noise caused by the vibration, and the noise generated by the working of the motor 8 can be reduced by the sound absorption cotton layer 7 and the microporous noise reduction plate group 4, the air holes 42 on the two groups of microporous noise reduction plates 41 arranged on the same side are not overlapped, so that part of the sound wave passing through the air hole 42 of the nearest group of microporous noise reduction plates 41 can contact with the surface of the microporous noise reduction plate 41 arranged on the outer side, the sound wave energy is consumed again to reduce the noise, and the sound wave is inconvenient to be directly propagated outwards through the air holes 42 on the two groups of microporous noise reduction plates 41 on the same side, the noise reduction effect can be improved, and the vacuum cavity 6 is arranged to block the transmission of sound.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a mine is with falling formula of making an uproar ventilation unit, includes base (1), drum (2), motor (8) and fixes flabellum (9) on motor (8) output shaft, its characterized in that: install on the inner chamber wall of drum (2) through the bolt and inhale cotton layer of sound (7), the inner chamber top and the bottom of drum (2) are the symmetry and are equipped with two sets of buffer gear (5), motor (8) are located two sets of between buffer gear (5) and its fixed connection, two sets of the side is the symmetry about buffer gear (5) and installs micropore noise reduction board group (4), the inner chamber of drum (2) is equipped with vacuum cavity (6).

2. The noise-reducing ventilation device for mines according to claim 1, characterized in that: micropore noise reduction board group (4) are including micropore noise reduction board (41), micropore noise reduction board (41) are equipped with two sets ofly and two sets ofly inner chamber wall sealing connection of micropore noise reduction board (41) and drum (2), two sets ofly all be equipped with air vent (42) on micropore noise reduction board (41), two sets ofly air vent (42) on the board (41) of making an uproar do not coincide in the hole.

3. The noise reduction ventilation device for mine according to claim 2, characterized in that: the distance between two sets of boards (41) of making an uproar fall in the micropore is controlled between 2 to 5cm, and two sets of the sound face of inhaling of board (41) of making an uproar falls in the micropore is located the homonymy and all faces motor (8).

4. The noise-reducing ventilation device for mines according to claim 1, characterized in that: buffer gear (5) are including holding piece (51), hold the lower extreme of piece (51) and the inner chamber bottom fixed connection of drum (2), hold the inner chamber wall and the bottom of piece (51) and install first elastic cushion (53) and second elastic cushion (54) respectively, the holding intracavity of piece (51) is provided with movable block (52), the upper end and motor (8) fixed connection of movable block (52).

5. The noise reduction ventilation device for mine according to claim 4, characterized in that: two ends of the containing block (51) and two ends of the movable block (52) are both arranged into a triangular structure.

6. The noise-reducing ventilation device for mines according to claim 1, characterized in that: a plurality of groups of supporting columns (3) are arranged in the vacuum cavity (6), and the supporting columns (3) are uniformly arranged at equal intervals.