CN210220152U

CN210220152U - Fresh air ventilator with sound insulation and noise reduction functions

Info

Publication number: CN210220152U
Application number: CN201921226311.4U
Authority: CN
Inventors: Zhongman Zhang; 张中满
Original assignee: Hebei Nasen Air-Conditioner Co Ltd
Current assignee: Hebei Nasen Air-Conditioner Co Ltd
Priority date: 2019-07-31
Filing date: 2019-07-31
Publication date: 2020-03-31
Anticipated expiration: 2029-07-31

Abstract

The utility model discloses a fresh air ventilator with function of making an uproar falls in giving sound insulation, concretely relates to fresh air ventilator technical field, including the protection casing, the fixed exhaust pipe that is equipped with in one side of protection casing, the fixed seal cover that is equipped with in one side of exhaust pipe, the seal cover embedding sets up in the protection casing, the fixed wind gap sound-proof mechanism that is equipped with of opposite side of protection casing. The utility model discloses when the work of ventilator body produced the noise, bodiness sound-proof wall carries out noise reduction to the whole noise of ventilator body, inhale the partial noise that sound sponge absorbs bodiness sound-proof wall and produce, a plurality of acoustic celotex boards are crisscross to be set up, can keep apart the noise of wind gap sound-proof mechanism department effectively, when wind gap sound-proof mechanism did not use, a plurality of acoustic celotex boards pass through the connecting piece activity and are located same horizontal plane, wind gap sound-proof mechanism is the enclosed state this moment, for the ventilator provides dustproof protection, the whole sound insulation of ventilator falls the performance of making an uproar good, noise pollution is low, can extensively come into.

Description

Fresh air ventilator with sound insulation and noise reduction functions

Technical Field

The utility model relates to a fresh air ventilator technical field, more specifically say, the utility model relates to a fresh air ventilator with function of making an uproar falls in giving sound insulation.

Background

The fresh air ventilator is designed and developed according to the principle that fresh air flowing field is formed indoors when air is supplied to one side of a closed room and induced to the other side of the closed room, and the fresh air ventilator is forced to form the fresh air flowing field in a system by means of mechanical air supply and air induction, so that the fresh air ventilator is a novel environment-friendly electric appliance capable of keeping indoor air clean and fresh all the time.

The prior art has the following defects: the air inlet outlet of the ventilator is designed in an open structure, and when the ventilator works, the generated noise can be directly transmitted out through the air inlet, so that the noise pollution is serious.

Therefore, it is necessary to provide a fresh air ventilator with sound insulation and noise reduction functions to solve the above problems.

SUMMERY OF THE UTILITY MODEL

In order to overcome prior art's above-mentioned defect, the embodiment of the utility model provides a fresh air ventilator with function of making an uproar falls in giving sound insulation, when ventilator body work produced the noise, bodiness sound-proof wall makes an uproar the whole noise of ventilator body fall and handles, inhale the partial noise that sound sponge absorption bodiness sound-proof wall produced, the crisscross setting of a plurality of acoustic celotex boards, can be effectively keep apart the noise of wind gap sound-proof mechanism department, when wind gap sound-proof mechanism does not use, a plurality of acoustic celotex boards pass through the connecting piece activity and are located same horizontal plane, wind gap sound-proof mechanism is the encapsulated situation this moment, for the ventilator provides dustproof protection, ventilator's whole sound insulation noise reduction performance is good, noise pollution is low.

In order to achieve the above object, the utility model provides a following technical scheme: a fresh air ventilator with sound insulation and noise reduction functions comprises a protective cover, wherein an exhaust pipe is fixedly arranged on one side of the protective cover, a sealing sleeve is fixedly arranged on one side of the exhaust pipe, the sealing sleeve is embedded in the protective cover, an air port sound insulation mechanism is fixedly arranged on the other side of the protective cover, and a ventilator body is arranged inside the protective cover;

wind gap sound insulation mechanism includes arc screen panel and acoustic celotex board, the acoustic celotex board sets up to a plurality of, and is a plurality of the acoustic celotex board sets up the inboard at the arc screen panel, the side of acoustic celotex board is equipped with the connecting piece, the both sides of connecting piece all are equipped with the bull stick, the connecting piece passes through the bull stick with the acoustic celotex board to be connected, one side of acoustic celotex board is equipped with inhales the sound sponge, the inner wall of protection casing is equipped with bodiness sound-proof wall, the fixed motor that is equipped with in inside one side of protection casing, the side of motor is equipped with the pivot, the side of pivot is equipped with the winding roller, the winding roller is connected through the pivot transmission with the motor, the inner wall of protection casing one side is equipped with the spout, the inside of spout is.

In a preferred embodiment, the bottom of the protective cover is movably provided with four traveling wheels, and the four traveling wheels are distributed in central symmetry.

In a preferred embodiment, one end of the exhaust duct is provided with a connecting flange, and the connecting flange is welded at the end of the exhaust duct in a nesting mode.

In a preferred embodiment, the sealing sleeve is bonded with the inner wall of the protective cover through glue, the exhaust pipe penetrates through the sealing sleeve, and the exhaust pipe is in interference fit with the inner wall of the sealing sleeve.

In a preferred embodiment, the number of the rotating rods is multiple, the rotating rods are sequentially embedded in the connecting piece and the sound insulation board, and the rotating rods are respectively in clearance fit with the inner walls of the connecting piece and the sound insulation board.

In a preferred embodiment, the ventilator body is provided with a mounting piece fixed to an edge of the ventilator body, and the ventilator body and the protective hood are connected by the mounting piece.

In a preferred embodiment, the winding roll is embedded at an end of a rotating shaft, and the rotating shaft is in interference fit with an inner wall of the winding roll.

In a preferred embodiment, the sound insulation panel is embedded in the chute at the top and is in clearance fit with the inner wall of the hood.

The utility model discloses a technological effect and advantage:

1. when the ventilator body works to generate noise, the thickened sound-insulating wall carries out noise reduction treatment on the whole noise of the ventilator body, the sound-absorbing sponge absorbs partial noise generated by the thickened sound-insulating wall, the sound-insulating boards are arranged in a staggered mode and can effectively isolate the noise at the air port sound-insulating mechanism, when the air port sound-insulating mechanism is not used, the sound-insulating boards are movably located on the same horizontal plane through the connecting piece, the air port sound-insulating mechanism is in a closed state at the moment and provides dustproof protection for the ventilator, and compared with an open air inlet of the existing ventilator, the ventilator is good in whole sound-insulating and noise-reducing performance, low in noise pollution and capable of being widely put;

2. the protection casing is placed on ground through the travelling wheel level, and the protection casing provides the protection for the ventilator body and handles, and the exhaust pipe passes through flange and is connected with the factory building of mill, and the ventilator body during operation is done the processing of taking a breath to the factory building through the exhaust pipe, and the seal cover is sealed the processing for the junction of exhaust pipe and protection casing, compares with the open-type ventilator of current fixed structure, and the ventilator is convenient for remove, and barrier propterty is good, long service life.

Drawings

Fig. 1 is a longitudinal sectional view of the present invention.

Fig. 2 is an enlarged view of a portion a of fig. 1 according to the present invention.

Fig. 3 is an enlarged view of a portion B of fig. 1 according to the present invention.

Fig. 4 is a front view of the present invention.

Fig. 5 is a schematic view of a partial structure of the acoustic panel of the present invention.

The reference signs are: the device comprises a protective cover 1, a traveling wheel 2, an exhaust pipe 3, a connecting flange 4, a sealing sleeve 5, an air port sound insulation mechanism 6, an arc-shaped mesh enclosure 7, a sound insulation plate 8, a connecting piece 9, a rotating rod 10, a sound absorption sponge 11, a thickened sound insulation wall 12, a ventilator body 13, a mounting piece 14, a motor 15, a rotating shaft 16, a winding roll 17, a sliding groove 18, a steel wire rope 19 and a controller 20.

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.

The utility model provides a fresh air ventilator with sound insulation and noise reduction functions as shown in figures 1-5, which comprises a protective cover 1, wherein an exhaust pipe 3 is fixedly arranged on one side of the protective cover 1, a sealing sleeve 5 is fixedly arranged on one side of the exhaust pipe 3, the sealing sleeve 5 is embedded in the protective cover 1, an air port sound insulation mechanism 6 is fixedly arranged on the other side of the protective cover 1, and a ventilator body 13 is arranged inside the protective cover 1;

the tuyere sound insulation mechanism 6 comprises an arc-shaped mesh enclosure 7 and sound insulation boards 8, the sound insulation boards 8 are arranged in a plurality of ways, the sound insulation boards 8 are arranged on the inner side of the arc-shaped mesh enclosure 7, a connecting piece 9 is arranged on the side surface of the sound insulation boards 8, rotating rods 10 are arranged on the two sides of the connecting piece 9, the connecting piece 9 is connected with the sound insulation boards 8 through the rotating rods 10, sound absorption sponge 11 is arranged on one side of each sound insulation board 8, a thickened sound insulation wall 12 is arranged on the inner wall of the protective cover 1, a motor 15 is fixedly arranged on one side inside the protective cover 1, a rotating shaft 16 is arranged on the side surface of the motor 15, a winding roller 17 is arranged on the side surface of the rotating shaft 16, the winding roller 17 is in transmission connection with the motor 15 through the rotating shaft 16, a sliding groove 18 is arranged on the inner wall of one side of the protective cover 1, the ventilator body 13 and the motor 15 are both electrically connected with the controller 20, the controller 20 of the present invention is an MAM-330 controller, and belongs to the prior art;

the implementation mode is specifically as follows: when the ventilator body 13 works, air is sucked through the air port sound insulation mechanism 6, the arc-shaped mesh enclosure 7 protects the sound insulation board 8, the ventilator body 13 is positioned at the central part of the protective cover 1, when the ventilator body 13 works to generate noise, the whole noise of the ventilator body 13 is subjected to noise reduction treatment by the thickened sound insulation wall 12, the sound absorption sponge 11 absorbs partial noise generated by the thickened sound insulation wall 12, the sound insulation boards 8 are arranged in a staggered manner, the noise at the air port sound insulation mechanism 6 can be effectively isolated, when the air port sound insulation mechanism 6 is not used, the motor 15 is controlled to work, the motor 15 is connected with a power supply, the winding roller 17 is driven to rotate anticlockwise by the rotating shaft 16, the steel wire rope 19 is wound, the pulling sound insulation boards 8 are upwards embedded into the sliding groove 18, the air port sound insulation boards 8 are movably positioned on the same horizontal plane through the connecting piece 9, at the time, the sound, the ventilator has good overall sound insulation and noise reduction performance and low noise pollution, can be widely used, and particularly solves the problems that the air suction opening of the ventilator is designed in an open structure and the ventilator has serious noise pollution during working in the prior art.

As shown in fig. 1-5, the fresh air ventilator with sound insulation and noise reduction functions is characterized in that the bottom of the protective cover 1 is movably provided with four traveling wheels 2, and the four traveling wheels 2 are distributed in central symmetry;

one end of the exhaust pipe 3 is provided with a connecting flange 4, and the connecting flange 4 is welded at the end part of the exhaust pipe 3 in an embedded mode;

the sealing sleeve 5 is bonded with the inner wall of the protective cover 1 through viscose, the exhaust pipe 3 penetrates through the sealing sleeve 5, and the exhaust pipe 3 is in interference fit with the inner wall of the sealing sleeve 5;

the number of the rotating rods 10 is multiple, the rotating rods 10 are sequentially embedded in the connecting piece 9 and the sound insulation board 8, and the rotating rods 10 are respectively in clearance fit with the inner walls of the connecting piece 9 and the sound insulation board 8;

the edge position of the ventilator body 13 is fixedly provided with a mounting piece 14, and the ventilator body 13 is connected with the protective cover 1 through the mounting piece 14;

the winding roll 17 is embedded at the end of the rotating shaft 16, and the rotating shaft 16 is in interference fit with the inner wall of the winding roll 17;

the top of the sound insulation board 8 is embedded in the sliding groove 18, and the sound insulation board 8 is in clearance fit with the inner wall of the protective cover 1;

the implementation mode is specifically as follows: protection casing 1 is placed on ground through 2 levels of advancing wheel, protection casing 1 provides the protection for ventilator body 13 and handles, exhaust pipe 3 passes through flange 4 and is connected with the factory building of mill, ventilator body 13 during operation, do the processing of taking a breath to the factory building through exhaust pipe 3, seal cover 5 is sealed the processing for the junction of exhaust pipe 3 and protection casing 1, the ventilator is convenient for remove, barrier propterty is good, long service life, this embodiment has specifically solved among the prior art ventilator barrier propterty poor, short service life just is not convenient for the problem of removal.

The utility model discloses the theory of operation:

referring to the attached drawings 1-5 of the specification, when a ventilator body 13 works, air is sucked through a tuyere sound insulation mechanism 6, an arc-shaped mesh enclosure 7 protects a sound insulation board 8, the ventilator body 13 is positioned at the central part of a protective cover 1, when the ventilator body 13 works to generate noise, the whole noise of the ventilator body 13 is subjected to noise reduction treatment by a thickened sound insulation wall 12, a sound absorption sponge 11 absorbs partial noise generated by the thickened sound insulation wall 12, a plurality of sound insulation boards 8 are arranged in a staggered manner, the noise at the tuyere sound insulation mechanism 6 can be effectively isolated, when the tuyere sound insulation mechanism 6 is not used, a motor 15 is controlled to work, the motor 15 is connected with a power supply, a winding roll 17 is driven by a rotating shaft 16 to rotate anticlockwise, a steel wire rope 19 is wound, the sound insulation boards 8 are pulled to be upwards embedded into a sliding groove 18, the sound insulation boards 8 are movably positioned on the same horizontal plane through, providing dust protection for the ventilator 13;

referring to the attached

drawings

1, 2, 3 and 5 of the specification, the protective cover 1 is horizontally placed on the ground through the traveling wheel 2, the protective cover 1 provides protection treatment for the ventilator body 13, the exhaust pipe 3 is connected with a factory building through the connecting flange 4, when the ventilator body 13 works, the factory building is ventilated through the exhaust pipe 3, and the sealing sleeve 5 performs sealing treatment on the connection part of the exhaust pipe 3 and the protective cover 1.

The points to be finally explained are: first, in the description of the present application, it should be noted that, unless otherwise specified and limited, the terms "mounted," "connected," and "connected" should be understood broadly, and may be a mechanical connection or an electrical connection, or a communication between two elements, and may be a direct connection, and "upper," "lower," "left," and "right" are only used to indicate a relative positional relationship, and when the absolute position of the object to be described is changed, the relative positional relationship may be changed;

secondly, the method comprises the following steps: in the drawings of the disclosed embodiments of the present invention, only the structures related to the disclosed embodiments are referred to, and other structures can refer to the common design, and under the condition of no conflict, the same embodiment and different embodiments of the present invention can be combined with each other;

and finally: the above description is only for the preferred embodiment of the present invention and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a fresh air ventilator with function of making an uproar falls in giving sound insulation, includes protection casing (1), its characterized in that: an exhaust pipe (3) is fixedly arranged on one side of the protective cover (1), a sealing sleeve (5) is fixedly arranged on one side of the exhaust pipe (3), the sealing sleeve (5) is embedded in the protective cover (1), a wind gap sound insulation mechanism (6) is fixedly arranged on the other side of the protective cover (1), a ventilator body (13) is arranged in the protective cover (1), and a controller (20) is fixedly arranged on the side face of the protective cover (1);

wind gap noise insulation mechanism (6) includes arc screen panel (7) and acoustic celotex board (8), acoustic celotex board (8) set up to a plurality of, a plurality of acoustic celotex board (8) set up the inboard at arc screen panel (7), the side of acoustic celotex board (8) is equipped with connecting piece (9), the both sides of connecting piece (9) all are equipped with bull stick (10), connecting piece (9) are connected through bull stick (10) with acoustic celotex board (8), one side of acoustic celotex board (8) is equipped with inhales sound sponge (11), the inner wall of protection casing (1) is equipped with bodiness sound-proof wall (12), fixed motor (15) that are equipped with in inside one side of protection casing (1), the side of motor (15) is equipped with pivot (16), the side of pivot (16) is equipped with spiral roll (17), spiral roll (17) are connected through pivot (16) transmission with motor (15), the inner wall of one side of the protective cover (1) is provided with a sliding groove (18), a steel wire rope (19) is arranged inside the sliding groove (18), the winding roller (17) is in transmission connection with the sound insulation plate (8) through the steel wire rope (19), and the ventilator body (13) and the motor (15) are both electrically connected with the controller (20).

2. A fresh air ventilator with sound insulation and noise reduction functions as claimed in claim 1, wherein: the bottom activity of protection casing (1) is equipped with travelling wheel (2), the number of setting up of travelling wheel (2) is four, four be central symmetry distribution between travelling wheel (2).

3. A fresh air ventilator with sound insulation and noise reduction functions as claimed in claim 1, wherein: one end of the exhaust pipe (3) is provided with a connecting flange (4), and the connecting flange (4) is welded at the end part of the exhaust pipe (3) in a nesting mode.

4. A fresh air ventilator with sound insulation and noise reduction functions as claimed in claim 1, wherein: seal cover (5) pass through the viscose bonding with the inner wall of protection casing (1), exhaust pipe (3) link up seal cover (5), exhaust pipe (3) and the inner wall interference fit of seal cover (5).

5. A fresh air ventilator with sound insulation and noise reduction functions as claimed in claim 1, wherein: the number of the rotating rods (10) is multiple, the rotating rods (10) are sequentially embedded into the connecting piece (9) and the sound insulation board (8), and the rotating rods (10) are in clearance fit with the inner walls of the connecting piece (9) and the sound insulation board (8) respectively.

6. A fresh air ventilator with sound insulation and noise reduction functions as claimed in claim 1, wherein: the edge position of the ventilator body (13) is fixedly provided with a mounting piece (14), and the ventilator body (13) is connected with the protective cover (1) through the mounting piece (14).

7. A fresh air ventilator with sound insulation and noise reduction functions as claimed in claim 1, wherein: the winding roll (17) is embedded at the end of the rotating shaft (16), and the rotating shaft (16) is in interference fit with the inner wall of the winding roll (17).

8. A fresh air ventilator with sound insulation and noise reduction functions as claimed in claim 1, wherein: the top embedding of acoustic celotex board (8) sets up in spout (18), acoustic celotex board (8) and the inner wall clearance fit of protection casing (1).