CN219082512U - Exhaust pipe with good sealing performance - Google Patents

Abstract

The utility model discloses an exhaust pipe with good sealing performance, which comprises a first pipe body and a second pipe body, wherein a connecting mechanism is arranged between the first pipe body and the second pipe body, the connecting mechanism comprises a mounting assembly, a first sealing assembly and a second sealing assembly, the mounting assembly is connected between the first pipe body and the second pipe body, and the first sealing assembly and the second sealing assembly are arranged on the inner side of the mounting assembly; through first go-between, first holding tank, second go-between, installation piece, first sealing ring, ring channel of design, can improve the leakproofness of first body and second body junction, even the inside gaseous pressure of pipeline is great, the junction also is difficult to take place the phenomenon of gas leakage, has improved the exhaust effect of blast pipe.

Description

Exhaust pipe with good sealing performance

Technical Field

The utility model belongs to the technical field of pipelines, and particularly relates to an exhaust pipe with good sealing performance.

Background

The effect of blast pipe is convenient gaseous discharge, reduces the inside pressure of equipment, and the noise reduction also can filter exhaust gas simultaneously, and the pollution abatement is as the application number: 202121785443.8, a good exhaust duct of leakproofness that describes in the current patent, including passageway subassembly and maintenance subassembly, the passageway subassembly includes the locating tube, be equipped with the fire prevention pipe layer in the locating tube, be equipped with the static pipe layer in the fire prevention pipe layer, maintenance subassembly includes two dysmorphism circles and connecting cylinder, can know that what describe just is an blast pipe therein.

When the existing exhaust pipe is used, if the pressure of internal gas is large, the tightness of the joint of the two pipelines can be influenced, the phenomenon of air leakage is easy to occur, and the exhaust of the gas is not facilitated, so that a structure is required to be designed to solve the problem.

Disclosure of Invention

The utility model aims to provide an exhaust pipe with good sealing performance, so as to solve the problem that the joint of two exhaust pipes is easy to leak.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides an exhaust pipe that leakproofness is good, includes first body and second body, be provided with coupling mechanism between first body and the second body, coupling mechanism is including installation component, first seal assembly and second seal assembly, installation component connects between first body and second body, and installation component makes things convenient for first body and second body to connect, first seal assembly and second seal assembly set up in installation component's inboard, the equal cover in surface of first body and second body is equipped with the protection component, and the protection component can play the guard action to the surface of first body and second body.

Preferably, the installation component is including first go-between, first holding tank, second go-between and installation piece, first go-between is fixed in the one end of first body, first holding tank is seted up in one side of first go-between, and first holding tank can hold the second go-between, the second holding tank symmetry is seted up on the inner wall of first holding tank, and the second holding tank can hold the installation piece, the second go-between is fixed in the tip of second body, the second go-between imbeds to the inside of first holding tank, the installation piece symmetry is fixed in the outside of second go-between, the installation piece imbeds to the inside that corresponds the second holding tank, and the installation piece makes things convenient for first go-between and second go-between fixed connection, through bolt fixed connection between installation piece and the first go-between.

Preferably, a rubber pad is fixed on the outer side of the second connecting ring, the rubber pad can fill a gap between the second connecting ring and the inner wall of the first accommodating groove, and the rubber pad is tightly attached to the inner wall of the first accommodating groove.

Preferably, the first seal assembly comprises a first seal ring, an annular groove and a fixed ring, wherein the annular groove is formed in one side of the second connecting ring, the annular groove can accommodate the fixed ring, so that the tightness of the structure is improved, the fixed ring is embedded into the annular groove, one side of the fixed ring is fixedly connected with the inner wall of the first accommodating groove, the first seal ring is fixed on the other side of the fixed ring, and the first seal ring is tightly attached to the inner wall of the annular groove.

Preferably, the second sealing component comprises a first metal ring, a second metal ring and a second sealing ring, wherein the first metal ring is fixed on the inner side of the first connecting ring, the second metal ring is fixed on one side of the first metal ring, one side of the second metal ring is embedded into the second connecting ring, gas can pass through the second metal ring and the inner side of the first metal ring, the second sealing ring is fixed on the outer side of the second metal ring, and the second sealing ring is tightly attached to the inner side of the second connecting ring, so that the leakage of the gas can be avoided.

Preferably, the protection component comprises a corrosion-resistant sleeve, a metal layer, a foam layer, a rubber layer and a limiting ring, wherein the corrosion-resistant sleeve is sleeved on the surface of the first pipe body.

Preferably, the metal layer is fixed on the inner side of the corrosion-resistant sleeve, the foam layer is fixed on the inner side of the metal layer, the rubber layer is fixed on the inner side of the foam layer and is tightly attached to the surface of the first pipe body, and if cracks appear on the surface of the exhaust pipe, the rubber layer can block the cracks to avoid gas leakage.

Preferably, the limiting ring is fixed at one end of the corrosion-resistant sleeve, the limiting ring can play a limiting role on the corrosion-resistant sleeve, sliding of the corrosion-resistant sleeve is avoided, and the limiting ring is fixedly connected with the surface of the first pipe body.

Compared with the prior art, the utility model has the beneficial effects that:

through first go-between, first holding tank, second go-between, installation piece, first sealing ring, ring channel of design, can improve the leakproofness of first body and second body junction, even the inside gaseous pressure of pipeline is great, the junction also is difficult to take place the phenomenon of gas leakage, has improved the exhaust effect of blast pipe.

Drawings

FIG. 1 is a front cross-sectional view of the present utility model;

FIG. 2 is an enlarged view of region A of FIG. 1 in accordance with the present utility model;

FIG. 3 is a perspective view of a retaining ring of the present utility model;

FIG. 4 is a side cross-sectional view of a first tubular body of the present utility model;

in the figure: 100. a first tube body; 200. a second tube body; 300. a connecting mechanism; 301. a mounting assembly; 3011. a first connection ring; 3012. a first accommodation groove; 3013. a second accommodation groove; 3014. a second connecting ring; 3015. a mounting block; 302. a first seal assembly; 3021. a first seal ring; 3022. an annular groove; 3023. a fixing ring; 303. a second seal assembly; 3031. a first metal ring; 3032. a second metal ring; 3033. a second seal ring; 400. a protective assembly; 401. a corrosion resistant sleeve; 402. a metal layer; 403. a foam layer; 404. a rubber layer; 405. and a limiting ring.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Examples

Referring to fig. 1 to 4, the present utility model provides a technical solution: the utility model provides an exhaust pipe that leakproofness is good, including first body 100 and second body 200, be provided with coupling mechanism 300 between first body 100 and the second body 200, coupling mechanism 300 can improve the leakproofness of first body 100 and the junction of second body 200, even the pressure of pipeline inside gas is great, the phenomenon of gas leakage also is difficult to take place in junction, the exhaust effect of exhaust pipe has been improved, coupling mechanism 300 is including installation component 301, first seal component 302 and second seal component 303, installation component 301 is connected between first body 100 and second body 200, first seal component 302 and second seal component 303 set up in the inboard of installation component 301, the leakproofness of two exhaust pipe junctions can be improved to first seal component 302 and second seal component 303, the surface of first body 100 and second body 200 is all overlapped and is equipped with protection component 400; the mounting assembly 301 comprises a first connecting ring 3011, a first accommodating groove 3012, a second accommodating groove 3013, a second connecting ring 3014 and a mounting block 3015, wherein the first connecting ring 3011 is fixed at one end of the first pipe body 100, the first accommodating groove 3012 is arranged at one side of the first connecting ring 3011, the second accommodating groove 3013 is symmetrically arranged on the inner wall of the first accommodating groove 3012, the second connecting ring 3014 is fixed at the end part of the second pipe body 200, the second connecting ring 3014 and the first connecting ring 3011 are convenient for connecting two exhaust pipes, the second connecting ring 3014 is embedded into the first accommodating groove 3012, the mounting block 3015 is symmetrically fixed at the outer side of the second connecting ring 3014, the mounting block 3015 is embedded into the corresponding second accommodating groove 3013, the mounting block 3015 is fixedly connected with the first connecting ring 3011 through bolts, the outer side of the second connecting ring 3014 is fixedly provided with a rubber pad, the rubber pad is tightly attached to the inner wall of the first accommodating ring 3012, the section of the rubber pad is in a circular structure, the first sealing assembly 302 comprises a first sealing ring 3021, an annular groove 3022 and a fixed ring 3023, the annular groove 3022 is arranged on one side of the second connecting ring 3014, the fixed ring 3023 is embedded into the annular groove 3022, one side of the fixed ring 3023 is fixedly connected with the inner wall of the first accommodating groove 3012, the first sealing ring 3021 is fixed on the other side of the fixed ring 3023, the first sealing ring 3021 is made of rubber, the first sealing ring 3021 and the fixed ring 3023 can improve the sealing performance of the structure and avoid gas leakage, the first sealing ring 3021 is tightly attached to the inner wall of the annular groove 3022, the second sealing assembly 303 comprises a first metal ring 3031, a second metal ring 3032 and a second sealing ring 3033, the first metal ring 3031 is fixed on the inner side of the first connecting ring 3011, the second metal ring 3032 is embedded into the second connecting ring 3014 on one side, the second seal ring 3033 is fixed to the outer side of the second metal ring 3032, the second seal ring 3033 is a rubber member, and the second seal ring 3033 is closely attached to the inner side of the second connection ring 3014.

In this embodiment, preferably, the protection assembly 400 includes a corrosion-resistant sleeve 401, a metal layer 402, a foam layer 403, a rubber layer 404 and a stop collar 405, where the corrosion-resistant sleeve 401 is sleeved on the surface of the first pipe body 100, the corrosion-resistant sleeve 401 is made of polytetrafluoroethylene material and has good corrosion resistance, the metal layer 402 is fixed on the inner side of the corrosion-resistant sleeve 401, the metal layer 402 can improve the strength of the pipe and avoid bending easily, the foam layer 403 is fixed on the inner side of the metal layer 402, the rubber layer 404 is fixed on the inner side of the foam layer 403 and is tightly attached to the surface of the first pipe body 100, the foam layer 403 and the rubber layer 404 can play a role in protecting the pipe from impact due to external force, so as to avoid cracking caused by impact and gas leakage, and the stop collar 405 is fixed on one end of the corrosion-resistant sleeve 401 and fixedly connected with the surface of the first pipe body 100.

The working principle and the using flow of the utility model are as follows: when the exhaust pipe is used, the first pipe body 100 is connected with the second pipe body 200, the second connecting ring 3014 at one end of the second pipe body 200 is embedded into the first accommodating groove 3012, rubber pads at the outer sides of the second connecting ring 3014 are tightly attached to the inner wall of the first accommodating groove 3012, the mounting blocks 3015 at the two sides of the second connecting ring 3014 are embedded into the corresponding second accommodating grooves 3013, the fixing ring 3023 in the first accommodating groove 3012 is embedded into the annular groove 3022 along with the fixing ring 3023, the first sealing ring 3021 at one side of the fixing ring 3023 is tightly attached to the inner wall of the annular groove 3022, the second sealing ring 3033 at the outer side of the second metal ring 3032 is also embedded into the second connecting ring 3014 along with the inner side of the second connecting ring 3014, and then the mounting blocks 3015 are fixedly connected with the first connecting ring 3011 through bolts; the corrosion-resistant sleeve 401 sleeved on the surfaces of the first pipe body 100 and the second pipe body 200 can prevent the pipeline from being corroded by foreign objects, the metal layer 402 on the inner side of the corrosion-resistant sleeve 401 can improve the strength of the pipeline and prevent the pipeline from being easily bent, the foam layer 403 and the rubber layer 404 on the inner side of the metal layer 402 can play a role in protecting the impact of external force, and the pipeline is prevented from being impacted to generate cracks, so that the leakage phenomenon is avoided, and the tightness of the pipeline is affected.

Although embodiments of the present utility model have been shown and described in detail with reference to the foregoing detailed description, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations may be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims (8)

1. An exhaust pipe with good sealing performance comprises a first pipe body (100) and a second pipe body (200), and is characterized in that: coupling mechanism (300) are arranged between first body (100) and second body (200), coupling mechanism (300) are including installation component (301), first seal assembly (302) and second seal assembly (303), installation component (301) are connected between first body (100) and second body (200), first seal assembly (302) and second seal assembly (303) set up in the inboard of installation component (301), the surface of first body (100) and second body (200) all overlaps and are equipped with protective component (400).

2. The exhaust pipe with good sealing performance according to claim 1, wherein: the mounting assembly (301) comprises a first connecting ring (3011), a first accommodating groove (3012), a second accommodating groove (3013), a second connecting ring (3014) and a mounting block (3015), wherein the first connecting ring (3011) is fixed at one end of a first pipe body (100), the first accommodating groove (3012) is formed in one side of the first connecting ring (3011), the second accommodating groove (3013) is symmetrically formed in the inner wall of the first accommodating groove (3012), the second connecting ring (3014) is fixed at the end of a second pipe body (200), the second connecting ring (3014) is embedded into the first accommodating groove (3012), the mounting block (3015) is symmetrically fixed at the outer side of the second connecting ring (3014), and the mounting block (3015) is embedded into the corresponding second accommodating groove (3013) and is fixedly connected with the first connecting ring (3011) through bolts.

3. An exhaust pipe with good sealing performance according to claim 2, characterized in that: a rubber pad is fixed on the outer side of the second connecting ring (3014), and the rubber pad is tightly attached to the inner wall of the first accommodating groove (3012).

4. An exhaust pipe with good sealing performance according to claim 2, characterized in that: the first sealing assembly (302) comprises a first sealing ring (3021), an annular groove (3022) and a fixing ring (3023), wherein the annular groove (3022) is formed in one side of the second connecting ring (3014), the fixing ring (3023) is embedded into the annular groove (3022), one side of the fixing ring (3023) is fixedly connected with the inner wall of the first accommodating groove (3012), the first sealing ring (3021) is fixed on the other side of the fixing ring (3023), and the first sealing ring (3021) is tightly attached to the inner wall of the annular groove (3022).

5. An exhaust pipe with good sealing performance according to claim 2, characterized in that: the second seal assembly (303) comprises a first metal ring (3031), a second metal ring (3032) and a second seal ring (3033), wherein the first metal ring (3031) is fixed on the inner side of the first connection ring (3011), the second metal ring (3032) is fixed on one side of the first metal ring (3031), one side of the second metal ring (3032) is embedded into the second connection ring (3014), the second seal ring (3033) is fixed on the outer side of the second metal ring (3032), and the second seal ring (3033) is tightly attached to the inner side of the second connection ring (3014).

6. The exhaust pipe with good sealing performance according to claim 1, wherein: the protection assembly (400) comprises a corrosion-resistant sleeve (401), a metal layer (402), a foam layer (403), a rubber layer (404) and a limiting ring (405), wherein the corrosion-resistant sleeve (401) is sleeved on the surface of the first pipe body (100).

7. The exhaust pipe with good sealing property according to claim 6, wherein: the metal layer (402) is fixed on the inner side of the corrosion-resistant sleeve (401), the foam layer (403) is fixed on the inner side of the metal layer (402), and the rubber layer (404) is fixed on the inner side of the foam layer (403) and is tightly attached to the surface of the first pipe body (100).

8. The exhaust pipe with good sealing property according to claim 6, wherein: the limiting ring (405) is fixed at one end of the corrosion-resistant sleeve (401), and the limiting ring (405) is fixedly connected with the surface of the first pipe body (100).

Images