CN214008469U - Multilayer noise-reducing heat-insulating silencing pipe - Google Patents

Abstract

The utility model discloses a multilayer formula is fallen and is made an uproar thermal-insulated hush pipe, including first cavity, louvre and second cavity, cooling structure is all installed at the both ends of first cavity, the internally mounted of first cavity has backflow prevention structure, mosaic structure is installed to one side on first cavity top, the second cavity is installed to one side of first cavity, the surface mounting of second cavity has the louvre. The utility model discloses a be provided with backflow prevention structure, when gaseous through first cavity, the sector plate receives gas impact and overturns, and when gaseous stopped carrying, the spring that resumes drives the sector plate and stretches to the opposite direction because of the spring action because of blockking of stopper for the sector plate resumes original position, and gas is blockked outside the amortization pipe, thereby has realized backflow prevention's effect.

Description

Multilayer noise-reducing heat-insulating silencing pipe

Technical Field

The utility model relates to an amortization technical field specifically is a multilayer formula is fallen and is made an uproar thermal-insulated hush pipe.

Background

With the development of industry, more and more industrial products appear in the market, but with the development of industrial noise pollution, the pollution brings immeasurable results, in the past, people often use silencing cotton and other physical silencing methods when processing the noise pollution, the methods cannot meet the requirements of modern industrial silencing, the development of novel silencing tubes is urgent, but the existing device still has certain problems and defects.

The multilayer noise-reduction and heat-insulation silencing pipe of the traditional multilayer noise-reduction and heat-insulation silencing pipe cannot prevent backflow when in use, so that a novel silencing pipe is needed to solve the problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a multilayer formula is fallen and is made an uproar thermal-insulated hush pipe to solve the problem of proposing the anti-return among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a thermal-insulated hush pipe of making an uproar falls in multilayer formula, includes first cavity, louvre and second cavity, cooling structure is all installed at the both ends of first cavity, the internally mounted of first cavity has anti-return structure, anti-return structure includes hinge, sector plate, stopper and resumes the spring, hinge mount is in one side of first cavity inner wall, the sector plate is installed to the bottom of hinge, the stopper is installed to one side of hinge, the surface connection of stopper has the spring that resumes, mosaic structure is installed to one side on first cavity top, the second cavity is installed to one side of first cavity, the surface mounting of second cavity has the louvre.

Preferably, the cooling structure includes fixed block, fixture block, mounting groove and graphite cake, the mounting groove is installed in the both ends of first cavity, the fixed block is all installed to the both sides of mounting groove, the graphite cake is installed to one side of fixed block, the fixture block is all installed to the both sides at first cavity both ends.

Preferably, four groups of the clamping blocks are arranged, and the graphite plates are in adhesive connection with the clamping blocks.

Preferably, the splicing structure comprises a compression spring, an arc-shaped block and a nut, the compression spring is installed on one side of the top end of the first cavity, the arc-shaped block is installed at the top of the compression spring, and the nut is installed on one side of the first cavity.

Preferably, the first cavity penetrates through the interior of the nut, and the inner diameter of the nut is larger than the outer diameter of the second cavity.

Preferably, the fan-shaped plates are arranged in two groups in total and are parallel to each other in the first cavity.

Compared with the prior art, the beneficial effects of the utility model are that: the multilayer noise-reducing heat-insulating silencing pipe not only realizes backflow prevention, but also simultaneously realizes cooling and convenient splicing;

(1) through the backflow prevention structure, when gas passes through the first cavity, the sector plate is overturned under the impact of the gas, when the gas stops conveying, the recovery spring drives the sector plate to stretch in the opposite direction due to the elastic action, the sector plate is recovered to the original position due to the blocking of the limiting block, and the gas is blocked outside the silencing pipe, so that the backflow prevention effect is realized;

(2) the temperature reduction structure is arranged, the mounting groove is formed in the first cavity, the graphite plate is fixed in the mounting groove through the fixing block and the clamping block, and when high-temperature gas passes through the first cavity, the graphite plate absorbs heat, so that the temperature of the wall of the silencing pipe is reduced, and the temperature reduction effect is realized;

(3) through being provided with mosaic structure, overlap the nut on the second cavity, press the arc piece, the arc piece descends, and the nut removes concatenation department, and swivel nut, nut are fixed first cavity and second cavity mutually for the nut can't remove because blockking of arc piece, fixes in concatenation department, thereby has realized the effect of convenient concatenation.

Drawings

Fig. 1 is a schematic view of a front view partial section structure of the present invention;

FIG. 2 is a schematic side view of the present invention;

FIG. 3 is an enlarged partial cross-sectional view of the splicing structure of the present invention;

fig. 4 is an enlarged partial cross-sectional view of the point a in fig. 1 according to the present invention.

In the figure: 1. a cooling structure; 101. a fixed block; 102. a clamping block; 103. mounting grooves; 104. a graphite plate; 2. a first cavity; 3. splicing structures; 301. a compression spring; 302. an arc-shaped block; 303. a nut; 4. heat dissipation holes; 5. a second cavity; 6. a backflow prevention structure; 601. a hinge; 602. a sector plate; 603. a limiting block; 604. the spring is restored.

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. 1-4, the present invention provides an embodiment: a multilayer noise-reducing heat-insulating silencing pipe comprises a first cavity 2, heat dissipation holes 4 and a second cavity 5, wherein both ends of the first cavity 2 are provided with cooling structures 1, the inside of the first cavity 2 is provided with an anti-backflow structure 6, one side of the top end of the first cavity 2 is provided with a splicing structure 3, one side of the first cavity 2 is provided with the second cavity 5, and the outer surface of the second cavity 5 is provided with the heat dissipation holes 4;

the backflow preventing structure 6 comprises a hinge 601, sector plates 602, a limiting block 603 and restoring springs 604, wherein the hinge 601 is installed on one side of the inner wall of the first cavity 2, the sector plates 602 are installed at the bottom of the hinge 601, the limiting block 603 is installed on one side of the hinge 601, the restoring springs 604 are connected to the outer surfaces of the limiting blocks 603, two groups of sector plates 602 are arranged in total, and the two groups of sector plates are parallel to each other in the first cavity 2;

specifically, as shown in fig. 2 and 4, when the mechanism is used, firstly, when gas passes through the first cavity 2, the sector plate 602 is turned over when being impacted by the gas, the recovery spring 604 deforms, the gas stops being conveyed, the recovery spring 604 drives the sector plate 602 to stretch in the opposite direction due to the elastic action, the sector plate 602 is recovered to the original position due to the blocking of the limiting block 603, and the gas is blocked outside the silencer pipe, so that the backflow prevention effect is realized;

the cooling structure 1 comprises fixing blocks 101, clamping blocks 102, mounting grooves 103 and graphite plates 104, wherein the mounting grooves 103 are mounted at two ends of the first cavity 2, the fixing blocks 101 are mounted at two sides of the mounting grooves 103, the graphite plates 104 are mounted at one side of the fixing blocks 101, the clamping blocks 102 are mounted at two sides of two ends of the first cavity 2, the clamping blocks 102 are provided with four groups in total, and the graphite plates 104 are in adhesive connection with the fixing blocks 101;

specifically, as shown in fig. 1 and 2, when the mechanism is used, firstly, by providing the mounting groove 103 in the first cavity 2, the graphite plate 104 can be fixed on the mounting groove 103 due to the clamping between the fixing block 101 and the clamping block 102, and when high-temperature gas passes through the first cavity 2, the graphite plate 104 absorbs heat, so that the temperature of the wall of the silencing pipe is reduced, and the effect of reducing the temperature is achieved;

the splicing structure 3 comprises a compression spring 301, an arc-shaped block 302 and a nut 303, wherein the compression spring 301 is installed on one side of the top end of the first cavity 2, the arc-shaped block 302 is installed at the top of the compression spring 301, the nut 303 is installed on one side of the first cavity 2, the first cavity 2 penetrates through the nut 303, and the inner diameter of the nut 303 is larger than the outer diameter of the second cavity 5;

specifically, as shown in fig. 1 and fig. 3, when using this mechanism, at first, overlap nut 303 on second cavity 5, press arc piece 302, compression spring 301 receives the extrusion and takes place deformation, arc piece 302 descends, nut 303 moves to concatenation department, because the concatenation department of first cavity 2 and second cavity 5 is provided with the external screw thread respectively, be provided with the internal thread in nut 303, so first cavity 2 and second cavity 5 can be fixed to nut 303, after nut 303 passes through arc piece 302, compression spring 301 drives arc piece 302 and moves up, thereby make nut 303 unable removal, make it fix in concatenation department, thereby realized the effect of convenient concatenation.

The working principle is as follows: the utility model discloses when using, at first, overlap nut 303 on second cavity 5, press arc piece 302, compression spring 301 receives the extrusion and takes place deformation, arc piece 302 descends, nut 303 moves concatenation department, because the concatenation department of first cavity 2 and second cavity 5 is provided with the external screw thread respectively, be provided with the internal thread in the nut 303, so first cavity 2 and second cavity 5 can be fixed to nut 303, after nut 303 passes through arc piece 302, compression spring 301 drives arc piece 302 and moves up, thereby make nut 303 unable removal, make it fix in concatenation department, thereby the effect of convenient concatenation has been realized.

Then, the silencing pipe works, when gas passes through the first cavity 2, the fan-shaped plate 602 overturns when being impacted by the gas, the recovery spring 604 deforms, the gas stops conveying, the recovery spring 604 drives the fan-shaped plate 602 to stretch towards the opposite direction due to the elastic action, the fan-shaped plate 602 recovers to the original position due to the blocking of the limiting block 603, and the gas is blocked outside the silencing pipe, so that the backflow preventing effect is achieved.

Finally, through set up mounting groove 103 in first cavity 2, owing to the block between fixed block 101 and the fixture block 102 for graphite plate 104 can be fixed on mounting groove 103, and when high-temperature gas passed through first cavity 2, graphite plate 104 absorbed the heat, makes the hush pipe wall temperature descend, thereby has realized the effect of cooling.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims (6)

1. The utility model provides a thermal-insulated hush pipe of making an uproar falls in multilayer formula, includes first cavity (2), louvre (4) and second cavity (5), its characterized in that: cooling structure (1) is all installed at the both ends of first cavity (2), the internally mounted of first cavity (2) has backflow prevention structure (6), backflow prevention structure (6) include hinge (601), sector plate (602), stopper (603) and resume spring (604), install in one side of first cavity (2) inner wall hinge (601), sector plate (602) are installed to the bottom of hinge (601), stopper (603) are installed to one side of hinge (601), the outer surface connection of stopper (603) has resume spring (604), mosaic structure (3) are installed to one side on first cavity (2) top, second cavity (5) are installed to one side of first cavity (2), the surface mounting of second cavity (5) has louvre (4).

2. The multilayer noise-reducing heat-insulating silencing tube as claimed in claim 1, wherein: cooling structure (1) is including fixed block (101), fixture block (102), mounting groove (103) and graphite cake (104), mounting groove (103) are installed in the both ends of first cavity (2), fixed block (101) are all installed to the both sides of mounting groove (103), graphite cake (104) are installed to one side of fixed block (101), fixture block (102) are all installed to the both sides at first cavity (2) both ends.

3. The multilayer noise-reducing heat-insulating silencing tube as claimed in claim 2, wherein: the graphite plates (104) and the fixing blocks (101) are in adhesive connection.

4. The multilayer noise-reducing heat-insulating silencing tube as claimed in claim 1, wherein: mosaic structure (3) include compression spring (301), arc piece (302) and nut (303), install in one side on first cavity (2) top compression spring (301), arc piece (302) are installed at the top of compression spring (301), nut (303) are installed to one side of first cavity (2).

5. The multilayer noise-reducing heat-insulating silencing tube as claimed in claim 4, wherein: the first cavity (2) penetrates through the interior of the nut (303), and the inner diameter of the nut (303) is larger than the outer diameter of the second cavity (5).

6. The multilayer noise-reducing heat-insulating silencing tube as claimed in claim 1, wherein: the fan-shaped plates (602) are arranged in two groups and are parallel to each other in the first cavity (2).

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