CN212511713U - Noise-proof heat-insulation device for ventilation system - Google Patents

Abstract

The utility model relates to a ventilation system technical field just discloses a noise control heat preservation device for ventilation system, including air pipe. This a noise control heat preservation device for ventilation system, it rotates the sleeve atress when making air pipe let in the air through the flight to rotate, and the air flow direction that lets in is changed into the spiral by direct letting in under the effect of flight and lets in, make air flow rate more even, the inside air of air-passing pipeline has the great partial position velocity of flow phenomenon that partial position velocity of flow is slower to have avoided, make the bracing piece atress rotate when rotating the sleeve, thereby make connecting spring tensile or compression, the air that will let in turns into elastic potential energy to the power of exerting of air pipe and cushions, the air that can effectually avoided letting in leads to the fact the impact to the air pipe inner wall, thereby the effectual emergence of having avoided the noise, the device has reduced the impact that the air that lets in led to the air pipe inner wall through a series of mechanical.

Description

Noise-proof heat-insulation device for ventilation system

Technical Field

The utility model relates to a ventilation system technical field specifically is a noise control heat preservation device for ventilation system.

Background

The ventilation is a building environment control technology which controls the propagation and harm of air pollutants by means of ventilation dilution or ventilation removal and the like, and realizes the quality guarantee of indoor and outdoor air environment.

Can let in cold wind or warm braw in the ventilation system, this makes ventilation system itself have better heat preservation ability, but when using ventilation system because the velocity of flow of wind-force is unstable, and is fast slow, and this just leads to ventilation pipe to receive the condition that the wind-force of difference leads to ventilation pipe to appear vibrations, has just appeared the inside condition that has great noise of ventilation pipe this moment, so has proposed a noise control heat preservation device for ventilation system and has solved the above-mentioned problem that proposes.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model provides a not enough to prior art, the utility model provides a noise control heat preservation device for ventilation system possesses advantages such as noise reduction effect is good, has solved the great problem of noise.

(II) technical scheme

For realizing the good purpose of above-mentioned noise reduction effect, the utility model provides a following technical scheme: a noise-proof and heat-insulating device for a ventilation system comprises a ventilation pipeline, wherein a rotating sleeve is movably connected inside the ventilation pipeline, a rotating movable groove is formed inside the ventilation pipeline, a movable block is movably connected inside the rotating movable groove, one side of the movable block, which is close to the rotating sleeve, and one side of the movable block, which is far away from the rotating sleeve, are respectively provided with a rotating groove, a rotating block which penetrates through the rotating grooves and extends to be in contact with the rotating movable groove is movably connected in the rotating groove, one side of the movable block, which is close to the rotating sleeve, is fixedly connected with a connecting block which penetrates through the rotating movable groove and is connected with the rotating sleeve, a spiral sheet is fixedly connected inside the rotating sleeve, one side of the rotating sleeve, which is close to the rotating movable groove, is provided with a movable groove, one side, which is far, fixed connection fixed axle between the wall of wall around rotating the recess inslot, the outside of fixed axle has cup jointed and has run through the rotation recess and extend to the inside fly leaf of activity recess, and one side fixedly connected with that the fly leaf is close to the rotation activity groove runs through the activity recess and extends to the outside bracing piece of rotating the sleeve, two fixedly connected with is located the inside coupling spring of activity recess between the bracing piece, and the bracing piece is close to one side of rotating the activity groove and has seted up the rotation groove, and the inside swing joint that rotates the groove has the turning block that contacts with air pipe.

Preferably, the rotating movable grooves are circular grooves, the width of the groove far away from one side of the rotating sleeve in the rotating movable groove is larger than the width of the groove close to one side of the rotating sleeve in the rotating movable groove, the number of the rotating movable grooves is two, and the two rotating movable grooves are symmetrically distributed.

Preferably, the movable blocks are eight in number, the eight movable blocks are divided into a front group and a rear group, and the four movable blocks in one group are distributed in an annular equidistant mode.

Preferably, the movable grooves are eight in total, eight the movable grooves are divided into a front group and a rear group, and the movable grooves are distributed in an annular equidistant mode.

Preferably, the bracing piece is total sixteen, sixteen the bracing piece divide into two front and back, one is eight the bracing piece divide into four groups, a set of two the bracing piece is symmetric distribution, and a set of two one side that the bracing piece is relative and a set of two one side that backs on the back of the body is the inclined plane, and the inclination on inclined plane is thirty-five degrees.

Preferably, the rotating blocks are spherical blocks, and the rotating blocks are sixteen in total, sixteen corresponding to the supporting rods.

(III) advantageous effects

Compared with the prior art, the utility model provides an anti-noise heat preservation device for ventilation system possesses following beneficial effect:

the anti-noise heat preservation device for the ventilation system enables the ventilation pipeline to rotate under the stress when air is introduced into the ventilation pipeline through the spiral sheet, the air flow direction of the introduced air is changed from direct introduction into spiral introduction under the action of the spiral sheet, the air flow rate is more uniform, the phenomenon that the air in the ventilation pipeline has partial position with larger flow rate and partial position with slower flow rate is avoided, the support rod is forced to rotate when the rotating sleeve rotates, thereby stretching or compressing the connecting spring, converting the force applied by the introduced air to the ventilation pipeline into elastic potential energy for buffering, effectively avoiding the impact of the introduced air to the inner wall of the ventilation pipeline, further effectively avoiding the occurrence of noise, the device has reduced the impact that the air that lets in caused the air pipe inner wall through a series of mechanical structure, and makes the air velocity of letting in more even.

Drawings

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

FIG. 2 is an enlarged schematic view of the point A in the structure of FIG. 1 of the present invention;

fig. 3 is an enlarged schematic view of the position B in the structure diagram 1 of the present invention.

In the figure: the ventilation pipeline comprises a ventilation pipeline 1, a rotation movable groove 2, a movable block 3, a rotation groove 4, a rotation block 5, a connection block 6, a rotation sleeve 7, a spiral sheet 8, a movable groove 9, a rotation groove 10, a fixed shaft 11, a movable plate 12, a support rod 13, a connecting spring 14, a rotation groove 15 and a rotation block 16.

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. 1-3, a noise-proof and thermal-insulation device for a ventilation system comprises a ventilation duct 1, a rotary sleeve 7 is movably connected inside the ventilation duct 1, rotary movable grooves 2 are formed inside the ventilation duct 1, the rotary movable grooves 2 are circular grooves, the width of the groove on one side, far away from the rotary sleeve 7, in the rotary movable grooves 2 is larger than that of the groove on one side, near the rotary sleeve 7, in the rotary movable grooves 2, two rotary movable grooves 2 are provided, the two rotary movable grooves 2 are symmetrically distributed, movable blocks 3 are movably connected inside the rotary movable grooves 2, the number of the movable blocks 3 is eight, the eight movable blocks 3 are divided into a front group and a rear group, four movable blocks 3 in one group are annularly and equidistantly distributed, rotary grooves 4 are formed on one side, near the rotary sleeve 7, of the movable blocks 3, far away from the rotary sleeve 7, in the rotary grooves 4, rotary blocks 5 which penetrate through the rotary grooves 4 and extend to be in contact with the, one side of the movable block 3 close to the rotating sleeve 7 is fixedly connected with a connecting block 6 which penetrates through the rotating movable groove 2 and is connected with the rotating sleeve 7, the inside of the rotating sleeve 7 is fixedly connected with a spiral sheet 8, one side of the rotating sleeve 7 close to the rotating movable groove 2 is provided with movable grooves 9, the number of the movable grooves 9 is eight, the eight movable grooves 9 are divided into a front group and a rear group, one group of four movable grooves 9 are distributed in an annular equal distance, one side of the movable groove 9 far away from the rotating movable groove 2 is provided with two rotating grooves 10 which are arranged inside the rotating sleeve 7, a fixed shaft 11 is fixedly connected between the front side wall and the rear side wall in the rotating groove 10, the outside of the fixed shaft 11 is sleeved with a movable plate 12 which penetrates through the rotating grooves 10 and extends to the inside of the movable grooves 9, one side of the movable plate 12 close to the rotating movable groove, the supporting rods 13 are sixteen in total, sixteen supporting rods 13 are divided into a front row and a rear row, one row of eight supporting rods 13 are divided into four groups, one group of two supporting rods 13 are symmetrically distributed, one opposite side of one group of two supporting rods 13 and one opposite side of one group of two supporting rods 13 are inclined planes, the inclined angle of each inclined plane is thirty-five degrees, a connecting spring 14 positioned in a movable groove 9 is fixedly connected between the two supporting rods 13, a rotating groove 15 is formed in one side, close to the rotating movable groove 2, of each supporting rod 13, a rotating block 16 in contact with the ventilating duct 1 is movably connected in the rotating groove 15, the rotating block 16 is a spherical block and has sixteen rotating blocks 16 in total, the sixteen rotating blocks 16 and the sixteen supporting rods 13 are in corresponding relation, the rotating sleeve 7 is forced to rotate when the ventilating duct 1 is ventilated with air through the spiral sheets 8, and the air flow direction of the ventilated air is changed, make air flow rate more even, avoided the inside air of air-duct 1 to have the slow phenomenon of the great partial position velocity of flow of partial position velocity of flow, make bracing piece 13 atress rotate when rotating sleeve 7 and rotating, thereby make connecting spring 14 tensile or compression, the air that will let in turns into elastic potential energy to the power of exerting of air-duct 1 and cushions, can effectually avoid the air that lets in to cause the impact to air-duct 1 inner wall, thereby the effectual emergence of having avoided the noise, the device has reduced the impact that the air that lets in caused air-duct 1 inner wall through a series of mechanical structure, and make the air flow rate more even that lets in.

To sum up, the noise-proof and heat-insulating device for the ventilation system has the advantages that the spiral piece 8 is used for enabling the ventilation pipeline 1 to be forced to rotate when air is introduced into the ventilation pipeline 1, the air flow direction of the introduced air is changed from direct introduction into spiral introduction under the action of the spiral piece 8, so that the air flow rate is more uniform, the phenomenon that the air in the ventilation pipeline 1 has a large part position flow rate and a slow part position flow rate is avoided, the supporting rod 13 is forced to rotate when the rotary sleeve 7 rotates, the connecting spring 14 is stretched or compressed, the force applied by the introduced air to the ventilation pipeline 1 is converted into elastic potential energy to buffer, the impact of the introduced air on the inner wall of the ventilation pipeline 1 can be effectively avoided, the noise is effectively avoided, and the impact of the introduced air on the inner wall of the ventilation pipeline 1 is reduced through a series of mechanical structures, and the introduced air flow rate is more uniform, and the problem of higher noise is solved.

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. Without further limitation, the use of the phrase "comprising a. -. said" to define an element does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element.

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 (6)

1. The utility model provides a noise control heat preservation device for ventilation system, includes air pipe (1), its characterized in that: the inner movable connection of the ventilation pipeline (1) is provided with a rotating sleeve (7), the inner part of the ventilation pipeline (1) is provided with a rotating movable groove (2), the inner part of the rotating movable groove (2) is movably connected with a movable block (3), one side of the movable block (3) close to the rotating sleeve (7) and one side of the movable block (3) far away from the rotating sleeve (7) are both provided with a rotating groove (4), the groove of the rotating groove (4) is movably connected with a rotating block (5) which penetrates through the rotating groove (4) and extends to be contacted with the rotating movable groove (2), one side of the movable block (3) close to the rotating sleeve (7) is fixedly connected with a connecting block (6) which penetrates through the rotating movable groove (2) and is connected with the rotating sleeve (7), the inner part of the rotating sleeve (7) is fixedly connected with a spiral sheet (8), one side of the rotating sleeve (7) close to the rotating, one side of keeping away from in activity recess (9) inslot and rotating movable groove (2) is installed and is seted up and rotate recess (10) that rotate sleeve (7) inside and quantity be two, rotate between recess (10) inslot front and back both sides wall fixedly connected with fixed axle (11), the outside of fixed axle (11) has been cup jointed and has been run through and rotate recess (10) and extend to activity recess (9) inside fly leaf (12), one side fixedly connected with that fly leaf (12) are close to rotate movable groove (2) runs through movable recess (9) and extends to the outside bracing piece (13) of rotating sleeve (7), two fixedly connected with is located connecting spring (14) of activity recess (9) inside between bracing piece (13), and rotation groove (15) have been seted up to one side that bracing piece (13) are close to rotate movable groove (2), and the inside swing joint that rotates groove (15) has rotation piece (16) that contact with air pipe (1).

2. The noise-proof insulation apparatus for ventilation system as claimed in claim 1, wherein: the rotating movable groove (2) is a circular groove, the width of the groove far away from one side of the rotating sleeve (7) in the groove of the rotating movable groove (2) is larger than the width of the groove near one side of the rotating sleeve (7) in the groove of the rotating movable groove (2), and the rotating movable grooves (2) are two in total and two in number, and the rotating movable grooves (2) are symmetrically distributed.

3. The noise-proof insulation apparatus for ventilation system as claimed in claim 1, wherein: the movable blocks (3) are eight in total, eight the movable blocks (3) are divided into a front group and a rear group, and the movable blocks (3) are distributed in an annular equidistant mode.

4. The noise-proof insulation apparatus for ventilation system as claimed in claim 1, wherein: the movable grooves (9) are eight and eight in total, the movable grooves (9) are divided into a front group and a rear group, and the movable grooves (9) are distributed in an annular equidistant mode.

5. The noise-proof insulation apparatus for ventilation system as claimed in claim 1, wherein: the bracing piece (13) is total sixteen, sixteen bracing piece (13) divide into two, eight in a row around being divided into bracing piece (13) are divided into four groups, a set of two bracing piece (13) are the symmetric distribution, and a set of two one side and a set of two that are relative in bracing piece (13) one side and one set of two that back on the back mutually in bracing piece (13) is the inclined plane, and the inclination on inclined plane is thirty-five degrees.

6. The noise-proof insulation apparatus for ventilation system as claimed in claim 5, wherein: the rotating blocks (16) are spherical blocks, sixteen rotating blocks (16) are sixteen, and the rotating blocks (16) correspond to the sixteen supporting rods (13) one to one.

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