CN208347042U - Ventilated type soundproof wall - Google Patents

Abstract

The utility model discloses a kind of ventilated type soundproof walls, it is related to building field, for the problem of existing soundproof wall air permeability difference, provide following technical scheme: including wall ontology and puigging, reactive muffler is equipped in wall ontology, reactive muffler is communicated with outdoor ventilation pipe and indoor vent pipe, indoor vent pipe is equipped with soundproof rubber pad between indoor one end and the gap of puigging, outdoor ventilation pipe is connected with ventilation device in outdoor, it is equipped in indoor vent pipe and separates two terminal pads that indoor vent pipe forms silencers channel, the screw type ventilation inner tube that multiple sections are ellipse is communicated between two terminal pads, inner tube wall of divulging information is equipped with noise reduction layer.By adopting the above technical scheme, by the sound insulation layer by layer of various sound-insulating structures and the sealing of soundproof rubber pad, in the case where realizing ventilation function, so that soundproof wall still has good soundproof effect.

Description

Ventilated type soundproof wall

Technical field

The utility model relates to building fields, more specifically, it relates to a kind of ventilated type soundproof wall.

Background technique

For the people in urban residence, either in order to guarantee the space for oneself having a secret, or in order to It avoids being full of car noise in the environment, the brings such as industrial noise influence, and sound-insulating structure is in building field using It is more and more common, and soundproof wall is even more wherein most the key link.

Currently, a kind of Chinese patent of Publication No. CN206220293U discloses soundproof wall in one, it includes wall sheet The surface of body, metallic support, sound-proof material, deadening felt and brick wall, wall ontology is fixedly connected with metallic support, metal by peg Sound-proof material is filled in bracket, side is covered with deadening felt, and the other side is equipped with brick wall, and brick wall is built by acoustic brick, in acoustic brick Equipped with polyester fibre acoustic panel and rock wool board.

Although this soundproof wall soundproof effect is preferable, and have the function of it is fire-retardant and heat preservation, the wall in order to guarantee every Audio fruit and use integral sealing structure, cause room air circulation poor, influence indoor air quality.

Utility model content

In view of the deficienciess of the prior art, having the purpose of this utility model is to provide a kind of ventilated type soundproof wall The advantages of guaranteeing soundproof effect and well-ventilated.

To achieve the above object, the utility model provides following technical solution:

Ventilated type soundproof wall, including wall ontology, side is provided with puigging, the wall sheet in wall ontology room It is equipped with reactive muffler in vivo, the reactive muffler is communicated with outdoor ventilation pipe and indoor vent pipe, the room ventilation Soundproof rubber pad is equipped between pipe and the gap of puigging, the outdoor ventilation pipe is connected with ventilation device, the interior in outdoor It is equipped in ventilation duct and separates two terminal pads that indoor vent pipe forms silencers channel, be communicated with multiple sections between two terminal pads Face is the screw type ventilation inner tube of ellipse, and the ventilation inner tube wall is equipped with noise reduction layer.

By adopting the above technical scheme, indoor vent pipe and outdoor ventilation pipe are connected by reactive muffler to realize indoor room The basic connection of the external space provides feasibility to the air exchange of indoor and outdoor, is extracted out indoor air using ventilation device, Accelerate indoor and outdoor air circulation, since the erasure effect of reactive muffler depends on entrance sound level, in the position close to sound source Set be connected with reactive muffler can maximumlly utilize reactive muffler performance, reach good erasure effect, by It is connected with ventilation inner tube in ventilation outer tube, the quantity of vent passages is increased, hinders the propagation of noise, by ventilation inner tube setting The length of acoustic propagation path can not only be increased at screw type shape, but also in the channel of screw type, sound wave is in pipeline Raw refraction is not stopped paying out inside, to generate the interference effect of mutual counteracting between sound wave, secondly the structure of ellipse also has good Good sound deadening is further provided with noise reduction layer on the inner wall of ventilation inner tube again, successively decreases layer by layer, so that ventilation shaft With a very good erasure effect, it finally is also equipped with soundproof rubber pad in the junction of wall and pipeline, on the one hand Make being completely embedded for pipeline and wall, prevent leak, another aspect soundproof rubber pad also has good soundproof effect, by with Upper various strict soundproof measures, in the case where realizing ventilation function, soundproof wall is original still to have good sound insulation effect Fruit.

Preferably, the reactive muffler includes box body, is equipped in the box body box body being separated into the first cavity and the The demarcation plate of two cavitys, air hole is densely covered on the demarcation plate, and the outdoor ventilation pipe runs through from the first cavity into the second sky Intracavitary, the indoor vent pipe is through in the first cavity from the second cavity, and the outdoor ventilation pipe is located at the first cavity and Tube wall in two cavitys is equipped with bloop.

By adopting the above technical scheme, by the abrupt interface of pipeline and chamber, it is equivalent to an acoustic filter, each Cavity with pipe is a mesh of filter, and the air quality in pipe is equivalent to inductance and resistance electrically, referred to as sound matter Amount and acoustic resistance, the volume of air in cell is equivalent to capacitor electrically, referred to as acoustic compliance, when the sound for including various frequency contents When wave enters air inlet pipe, the sound wave of certain frequencies only near first cavity intrinsic frequency gets to the second cavity, And the sound wave of other frequency then can not by cavity, can only in cell roundtrip, this reactive muffler structure Simple but soundproof effect is good.

Preferably, the noise reduction layer includes the pipe internal sound insulation felt for being located at ventilation inner tube wall, and on pipe internal sound insulation felt The strip acoustical cotton perpendicular to ventilation inner tube duct orientation of alternate setting.

By adopting the above technical scheme, deadening felt has good soundproof effect, and soft, can reach and be attached at The effect of inner wall of the pipe, the acoustical cotton being arranged on deadening felt has fairly good sound-absorbing effect, through sound wave in acoustical cotton Aperture, which is propagated, converts thermal energy for the energy of sound, and acoustical cotton is spaced apart from each other setting and has been divided into interior pipeline one by one Chamber, hinder the transmission of sound wave, advanced optimized the soundproof effect of pipeline.

Preferably, the soundproof rubber pad include interconnecting piece of the set indoors on ventilation duct and at horn-like backwards to sound insulation The adsorption section of wall, the adsorption section can turn down to be attached to seal on ventilated type soundproof wall and fix.

By adopting the above technical scheme, indoor vent pipe and ventilated type soundproof wall are blocked by the interconnecting piece of soundproof rubber pad Between gap, guarantee good soundproof effect, using foldable adsorption section, pass through the horn-like adsorption section of fold, change Its direction makes its opening be directed toward wall, and adsorption section is integrally pasted on wall, realizes room ventilation using air pressure The fixation of pipe and ventilated type soundproof wall.

Preferably, one end is equipped with air filter outside the ventilation outer tube room.

By adopting the above technical scheme, due in outdoor environment flue dust and pollutant load it is higher, carry out room ventilation When ventilation, it may result in indoor air quality decline, can be risen by accessing air filter after exhaust fan To the effect of purification air, the air quality of room ventilation ensure that.

Preferably, side is equipped with the pendulum leaf being placed on indoor vent pipe in the puigging room.

By adopting the above technical scheme, when weather is more shady and cool, people are in order to keep indoor temperature to open without selecting Room ventilation is opened, the pendulum leaf of ventilation duct is placed on by being arranged on wall indoors, according to weather condition, we can control manually The opening and closing of system pendulum leaf select most suitable ventilation to be turned on or off exhaust passage to cope with different weather environments Mode.

Preferably, the puigging includes the skeleton being connected on wall ontology, is filled with wall sound-absorbing in the skeleton Cotton, the skeleton are equipped with the double-deck plasterboard far from wall ontology side, are folded with wall deadening felt in the bilayer plasterboard.

By adopting the above technical scheme, the connection basis that soundproof wall is formed by the skeleton being connected on wall, in skeleton The other side is provided with the double-deck plasterboard, plasterboard is light and intensity is higher, while greatly avoiding and occurring on thick and heavy wall Coincidence effect, has good soundproof effect, is folded with deadening felt between the double-deck plasterboard, soft due to deadening felt, And density is higher, usually with as acoustic material within doors, by being used cooperatively for plasterboard and deadening felt, avoid it is different every Resonance effects is generated between sound-absorbing layer, and solid-air-solid bilayer is at this moment produced between sound insulation felt gypsum plate and wall ontology Structure also avoids identical coincidence frequency occur so that the soundproof effect between structure has been more than mass law, skeleton it Between continued to fill up acoustical cotton, sound wave makes to generate vibration and other structures friction by the structure in acoustical cotton, by air Energy is converted into heat, compared to having better soundproof effect for single air layer, program overall structure it is simple and It is easily installed, soundproof effect is good, is particularly suitable for daily household.

Preferably, the skeleton is c-type lightgage steel joist.

By adopting the above technical scheme, c-type lightgage steel joist light weight, is easily installed, while having good intensity again, mentions The overall performance for having risen wall, relative to common wooden skeleton, c-type light steel skeleton has more excellent soundproof effect, and C Type light steel skeleton and the intrinsic frequency of sound-proof material, deadening felt, plasterboard are obstructed, so that the puigging integrally makes an uproar to different frequency Sound has good soundproof effect.

Preferably, side is coated with noise deadener in the double-deck plasterboard room.

By adopting the above technical scheme, on the one hand, the soundproof effect of soundproof wall can be further promoted by noise deadener, On the other hand, protection and a sealing function well can be played to plasterboard by noise deadener, avoids opening on plasterboard It splits to form hole and gap, to influence the soundproof effect of soundproof wall.

Preferably, it is additionally provided with the waterproof base to connect with flooring.

By adopting the above technical scheme, since plasterboard and noise deadener do not have good waterproof performance, especially in water Long-time impregnate under, can the serious intensity and soundproof effect for influencing plasterboard, in order to avoid the appearance of such case, every A side bottom is connected with waterproof base in sound wall room, when indoor unexpected water inlet, gives the one sufficient reaction time of people, as long as In the case that water level is not yet higher than waterproof base, the sound insulation value of soundproof wall will not be all destroyed, greatly reduces soundproof wall quilt Water impregnates and causes the risk of soundproof effect decline.

In conclusion the utility model has the following beneficial effects:

1. by the reasonable setting of c-type lightgage steel joist, wall deadening felt, double-deck plasterboard, sound-deadening paint, so that ventilated type Soundproof wall has preferable intensity and outstanding soundproof effect；

2. forming a complete impedance convolution sound insulation by the mutual cooperation between resistance isolator and inner tube of divulging information Channel guarantees the sound insulation value of soundproof wall entirety so that vent passages have good soundproof effect；

3. by setting pendulum leaf and waterproof base, so that ventilation effect is controllable and soundproof wall has good waterproof performance, Ventilated type sound insulation wall function is more humanized.

Detailed description of the invention

Fig. 1 is ventilated type soundproof wall overall structure figure in the utility model；

Fig. 2 is the enlarged diagram in the portion A in Fig. 1；

Fig. 3 is the connection relationship diagram of reactive muffler in the utility model；

Fig. 4 is reactive muffler schematic diagram of internal structure in the utility model；

Fig. 5 is inner tube overall structure diagram of divulging information in the utility model；

Fig. 6 is internal tube structural schematic diagram of divulging information in the utility model.

In figure: 1, wall ontology；2, puigging；21, skeleton；22, wall acoustical cotton；23, the double-deck plasterboard；24, wall Deadening felt；25, noise deadener；3, square cover；31, leaf is put；4, ventilation device；5, waterproof base；61, outdoor ventilation pipe；611, Bloop；62, indoor vent pipe；621, ventilation inner tube；622, noise reduction layer；6221, pipe internal sound insulation felt；6222, strip sound-absorbing Cotton；623, silencers channel；63, terminal pad；7, air filter；8, resistant noise-reducing device；81, demarcation plate；811, air hole； 82, box body；83, the first cavity；84, the second cavity；9, soundproof rubber pad；91, interconnecting piece；92, adsorption section.

Specific embodiment

With reference to the accompanying drawings and embodiments, the utility model is described in detail.

A kind of ventilated type soundproof wall, referring to Fig.1, including wall ontology 1, side is extended with outdoor logical outside wall ontology Room 1 Air hose 61, Open Side Down for outdoor ventilation pipe 61, and one end is connected with ventilation device 4 outside outdoor ventilation pipe Room 61, leads in the present embodiment Wind apparatus 4 is draft fan, and side is equipped with puigging 2 in wall ontology Room 1, and puigging 2 is equipped with rectangular close to an indoor lateral roof Lid 3, bottom are equipped with waterproof base 5.

Waterproof base 5 is irregular trihedral, and two sides is bonded with the double-deck plasterboard 23 and ground respectively, and third face is recessed To the arc-shaped surface of the double-deck plasterboard 23.

Referring to Fig. 2, side is equipped with puigging 2 in wall ontology Room 1, and puigging 2 includes being arranged one in wall ontology Room 1 Two skeletons 21 of side, two skeletons 21 are each perpendicular to ground, and the present embodiment middle skeleton 21 is c-type lightgage steel joist, and two c-types are light The C-channel of steel joist is oppositely arranged.Wall acoustical cotton 22, wall acoustical cotton 22 and wall are equipped between two c-type lightgage steel joists Ontology 1 is parallel.

C-type lightgage steel joist is provided with the double-deck plasterboard 23 far from 1 side of wall ontology, and the double-deck plasterboard 23 is parallel to wall Ontology 1, and wall deadening felt 24 is folded between the double-deck plasterboard 23.Side is coated with noise deadener in the double-deck plasterboard Room 23 25。

Referring to Fig.1 and Fig. 3, it is equipped with cuboid resistant noise-reducing device 8 in wall ontology 1,8 both ends of resistant noise-reducing device connect respectively It is connected to outdoor ventilation pipe 61 and indoor vent pipe 62, indoor vent pipe 62 passes through the double-deck plasterboard far from 8 one end of resistant noise-reducing device It 23 and is covered by square cover 3.Outdoor ventilation pipe 61 is equipped with air filter 7, air filtration far from 8 one end of resistant noise-reducing device Device 7 is between draft fan and outdoor ventilation pipe 61.

Square cover 3 is provided with the slew page of control 3 opening and closing of square cover far from 8 side of resistant noise-reducing device.

Referring to Fig. 4, resistant noise-reducing device 8 includes cuboid box body 82, is equipped with demarcation plate 81 in box body 82, and demarcation plate 81 is by box Body 82 such as is separated at big first cavity 83 and the second cavity 84, and air hole 811 is densely covered on demarcation plate 81.

Outdoor ventilation pipe 61 extends in the second cavity 84 perpendicular to demarcation plate 81, and through the first cavity 83, outdoor ventilation Bloop 611 is offered on the tube wall that pipe 61 is located in resistant noise-reducing device 8.

Indoor vent pipe 62 protrudes into the first cavity 83 perpendicular to demarcation plate 81, and through the second cavity 84, room ventilation Pipe 62 is far from being covered with soundproof rubber pad 9 on 8 one end of resistant noise-reducing device.

Soundproof rubber pad 9 includes the interconnecting piece 91 being attached on indoor vent pipe 62, and can deform fold and be adsorbed on Adsorption section 92 on ventilated type soundproof wall, at horn-like backwards to ventilated type soundproof wall when adsorption section 92 does not turn down.

In conjunction with Fig. 4 and Fig. 5, the terminal pad equal with 62 internal diameter of indoor vent pipe there are two diameter is set in indoor vent pipe 62 63, two terminal pads 63 separate 62 inner space of indoor vent pipe and form silencers channel 623, are communicated with four between two terminal pads 63 A section is the screw type ventilation inner tube 621 of ellipse.

As shown in fig. 6, ventilation 621 inner wall of inner tube is equipped with noise reduction layer 622, noise reduction layer 622 includes being fitted in ventilation inner tube The pipe internal sound insulation felt 6221 of 621 inner walls, and the spaced strip acoustical cotton of duct orientation along ventilation inner tube 621 6222, the strip acoustical cotton 6222 length direction phase axially vertical and adjacent with ventilation inner tube 621 of strip acoustical cotton 6222 It is mutually vertical.

The operating condition and principle of the present embodiment are as follows:

When carrying out room ventilation, rotation pendulum leaf 31 forms it into gap, then starts draft fan.Outdoor air passes through first Outdoor ventilation pipe 61 is crossed, then flows into air filter 7, a preliminary purification is carried out to air, then flow to reactive muffling Device 8, into excessively preliminary noise reduction after flow into indoor vent pipe 62, flow into screw type ventilation inner tube 621 by way of separator disc, carry out into one Noise reduction is walked, then passes to outside ventilation inner tube 621 and enters the room, realize room ventilation.

Outdoor air flows into chamber separate ventilation pipe 61 is driven by the rotation of draft fan, into the mistake for crossing air filter 7 Ensure air quality after filter, but still include extraneous incoming noise in air, air is anti-by flowing through after air filter 7 Property silencer 8, the pipeline and chamber of reactive muffler 8 generate an abrupt interface, be equivalent to an acoustic filter, when comprising When thering is the sound wave of various frequency contents to enter air inlet pipe, the sound wave of certain frequencies only near 83 intrinsic frequency of the first cavity Get to the second cavity 84, and the sound wave of other frequency then can not by cavity, can only in cell roundtrip, Reactive muffler 8 in the present embodiment is mainly used to the noise of low frequency in filtering.

After the preliminary noise reduction of reactive muffler 8, then ventilation duct 62 in air flows into chamber flow into and are located at indoor lead to In air hose 62 and section is the screw type ventilation inner tube 621 of ellipse, since helically formula is distributed ventilation inner tube 621, sound wave Will be elongated into the channel in pipe, and a degree of interference can be generated in helix tube, while the section of ellipse exists Physically also there is good noise elimination effect.

Further, it is additionally provided with pipe internal sound insulation felt 6221 on ventilation 621 inner wall of inner tube, makes noise as far as possible in pipeline Portion reflects, and mutually generates interference effect, perpendicular to duct orientation and 6,222 1 side of strip acoustical cotton that distributes alternately Face can use the sound absorption of acoustical cotton itself, weaken the influence of noise, and on the other hand, strip sound-proof material is by inner wall of the pipe Many channels are divided into, air cavity is formd, the transmitting of sound wave is further interfered.

After have passed through heavy noise reduction, air continues flow through indoor vent pipe 62, after opening pendulum leaf 31, so that it may realize room Interior ventilation function, the indoor end of ventilation duct 62 is additionally provided with the soundproof rubber pad 9 of sealing indoor vent pipe 62 and wall indoors, Soundproof rubber pad 9 is equipped with foldable adsorption section 92 to fixed indoor vent pipe 62.

It is additionally provided with noise deadener 25 on one side in the interior of the double-deck plasterboard 23, one side noise deadener 25 can effectively hinder Hinder the propagation of sound indoors, another aspect noise deadener 25 can play the role of protecting the double-deck plasterboard 23, make the double-deck stone Cream plate 23 is not easy to crack and aperture, to influence the whole soundproof effect of ventilated type soundproof wall.

The above is only the preferred embodiment of the utility model, and the protection scope of the utility model is not limited merely to Above-described embodiment, technical solution belonging to the idea of the present invention belong to the protection scope of the utility model.It should refer to Out, for those skilled in the art, it is without departing from the principle of the utility model it is several improvement and Retouching, these improvements and modifications also should be regarded as the protection scope of the utility model.

Claims (10)

1. ventilated type soundproof wall, including wall ontology (1), the indoor side of the wall ontology (1) is provided with puigging (2), It is characterized in: is equipped with reactive muffler (8) in the wall ontology (1), the reactive muffler (8) is communicated with outdoor ventilation pipe (61) and indoor vent pipe (62) soundproof rubber pad, is equipped between the indoor vent pipe (62) and the gap of puigging (2) (9), the outdoor ventilation pipe (61) is connected with ventilation device (4) in outdoor, and compartment is equipped in the indoor vent pipe (62) Interior ventilation duct (62) forms two terminal pads (63) of silencers channel (623), is communicated with multiple sections between two terminal pads (63) Face is the screw type ventilation inner tube (621) of ellipse, and ventilation inner tube (621) inner wall is equipped with noise reduction layer (622).

2. ventilated type soundproof wall according to claim 1, it is characterized in that: the reactive muffler (8) includes box body (82), The demarcation plate (81) that box body (82) is separated into the first cavity (83) and the second cavity (84) is equipped in the box body (82), it is described It is densely covered on demarcation plate air hole (811), the outdoor ventilation pipe (61) is run through from the first cavity (83) into the second cavity (84) Interior, the indoor vent pipe (62) is through in the first cavity (83) from the second cavity (84), outdoor ventilation pipe (61) position Bloop (611) are equipped in the tube wall in the first cavity (83) and the second cavity (84).

3. ventilated type soundproof wall according to claim 1, it is characterized in that: the noise reduction layer (622) includes being located in ventilation Manage (621) inner wall pipe internal sound insulation felt (6221), and on pipe internal sound insulation felt (6221) alternate setting perpendicular in ventilation Manage the strip acoustical cotton (6222) of (621) duct orientation.

4. ventilated type soundproof wall according to any one of claims 1 to 3, it is characterized in that: the soundproof rubber pad (9) includes set Interconnecting piece (91) on ventilation duct (62) and the adsorption section (92) at horn-like puigging (2) backwards indoors, the absorption Portion (92), which can turn down, to be attached on ventilated type soundproof wall.

5. ventilated type soundproof wall according to any one of claims 1 to 3, it is characterized in that: the outdoor ventilation pipe (61) is outdoor One end is equipped with air filter (7).

6. ventilated type soundproof wall according to any one of claims 1 to 3, it is characterized in that: the puigging (2) interior side is set There is the pendulum leaf (31) being placed on indoor vent pipe (62).

7. ventilated type soundproof wall according to any one of claims 1 to 3, it is characterized in that: the puigging (2) includes being connected to Skeleton (21) on wall ontology (1), the skeleton (21) is interior to be filled with wall acoustical cotton (22), and the skeleton (21) is far from wall Body ontology (1) side is equipped with the double-deck plasterboard (23), is folded with wall deadening felt (24) in the bilayer plasterboard (23).

8. ventilated type soundproof wall according to claim 7, it is characterized in that: the skeleton (21) is c-type lightgage steel joist.

9. ventilated type soundproof wall according to claim 7, it is characterized in that: the indoor side of the bilayer plasterboard (23) is coated with Noise deadener (25).

10. ventilated type soundproof wall according to claim 1, it is characterized in that: being additionally provided with the anti-bottom to connect with flooring Seat (5).