CN212479368U - Environmental protection blast pipe of noise reduction - Google Patents

Abstract

The utility model discloses an environmental protection blast pipe of noise reduction, which comprises a pipe body, the left side at body inner chamber top and the equal fixedly connected with abatvoix in left side of bottom, the equal fixedly connected with spring in left side of the relative one side of abatvoix, the one end fixedly connected with amortization pipe that the spring is relative, the left side of body is run through and is provided with the intake pipe, the right-hand member of intake pipe runs through body and amortization pipe in proper order, the top and the equal fixedly connected with in bottom in amortization intraductal chamber inhale the sound cotton, the equal fixedly connected with backup pad in top and bottom of body inner chamber. The utility model discloses possessing the advantage that noise reduction is effectual and have waste gas filtering capability, having solved current blast pipe, in the use, the noise of production is great, influences all ring edge borders, and because single structure, can't adsorb the filtration to the impurity that contains in the waste gas, leads to easy contaminated air to the problem of blast pipe suitability has been reduced.

Description

Environmental protection blast pipe of noise reduction

Technical Field

The utility model relates to a blast pipe technical field specifically is an environmental protection blast pipe of noise reduction.

Background

The exhaust pipe is part of an engine exhaust system which mainly comprises an exhaust manifold, an exhaust pipe and a muffler, and a three-way catalyst, which is generally used for controlling the emission of pollutants of the engine, is also arranged in the exhaust system, and the exhaust pipe generally comprises a front exhaust pipe and a rear exhaust pipe.

The existing exhaust pipe has the defects that the generated noise is large in the using process, the surrounding environment is influenced, and due to the fact that the structure is single, impurities contained in exhaust gas cannot be adsorbed and filtered, air pollution is caused easily, and therefore the applicability of the exhaust pipe is reduced.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an environmental protection blast pipe of noise reduction possesses the noise reduction effect and well just has exhaust gas filtering capability's advantage, has solved current blast pipe, and in the use, the noise of production is great, influences all ring edge borders, and because single structure, can't adsorb the filtration to the impurity that contains in the waste gas, leads to easy contaminated air to the problem of blast pipe suitability has been reduced.

In order to achieve the above object, the utility model provides a following technical scheme: an environment-friendly exhaust pipe capable of reducing noise comprises a pipe body, wherein sound-absorbing boards are fixedly connected to the left side of the top and the left side of the bottom of an inner cavity of the pipe body, springs are fixedly connected to the left side of the opposite side of the sound-absorbing boards, a silencing pipe is fixedly connected to the opposite end of the springs, an air inlet pipe is arranged on the left side of the pipe body in a penetrating manner, the right end of the air inlet pipe sequentially penetrates through the pipe body and the silencing pipe, sound-absorbing cotton is fixedly connected to the top and the bottom of the inner cavity of the silencing pipe, supporting plates are fixedly connected to the top and the bottom of the inner cavity of the pipe body, sealing grooves are formed in the opposite sides of the supporting plates, a first filter plate is fixedly connected to the opposite side of the sealing grooves, a second filter plate is fixedly connected to the right, the collecting box is in threaded connection with the threaded pipe, the collecting box is located at the bottom of the second filter plate, and the right side of the pipe body is communicated with the air outlet pipe.

Preferably, one side of the silencing pipe opposite to the sound absorption plate is fixedly connected with a guide block, and the guide block is located in an inner cavity of the spring.

Preferably, the material of first filter is the active carbon filter, the material of second filter is the stainless steel filter.

Preferably, the front side fixedly connected with closing plate of body, the four corners of closing plate front side all runs through and is provided with first bolt, the rear end of first bolt run through closing plate and body in proper order and with body threaded connection, the closing plate is located the front side of first filter.

Preferably, the right side of collecting the box is run through and is provided with the second bolt, the left end of second bolt run through collect the box and with collect box threaded connection, the right-hand member fixedly connected with carousel of second bolt.

Compared with the prior art, the beneficial effects of the utility model are as follows:

1. the utility model discloses a body, the abatvoix, a spring, the hush pipe, an air intake pipe, inhale the sound cotton, a supporting plate, the seal groove, first filter, the second filter, the screwed pipe, collect the cooperation of box and outlet duct, possess the noise reduction effect and well just have waste gas filtering capability's advantage, current blast pipe has been solved, in the use, the noise of production is great, influence all ring edge borders, and because single structure, can't adsorb the filtration to the impurity that contains in the waste gas, lead to easy contaminated air, thereby the problem of blast pipe suitability has been reduced.

2. The utility model discloses a set up the hush pipe and inhale the sound cotton, can carry out the first layer to the noise and fall and make an uproar, through setting up the abatvoix, can carry out the second floor to the noise and absorb and fall and make an uproar, through setting up backup pad and seal groove, can carry out stable support to first filter, through setting up first filter, can purify tail gas, through setting up the second filter, can filter the impurity that contains in the tail gas, through setting up spring and guide block, can carry out the shock attenuation buffering to the hush pipe, and the service life is prolonged, collect the box through setting up, be convenient for collect the impurity that the second filter plate surface dropped, through setting up closing plate and first bolt, the change is dismantled to first filter to the convenience.

Drawings

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

FIG. 2 is a front view of the structure of the present invention;

fig. 3 is a schematic top view of the structure of the present invention.

In the figure: the sound absorption plate comprises a pipe body 1, a sound absorption plate 2, a spring 3, a silencing pipe 4, an air inlet pipe 5, sound absorption cotton 6, a supporting plate 7, a sealing groove 8, a first filtering plate 9, a second filtering plate 10, a threaded pipe 11, a collecting box 12, an air outlet pipe 13, a guide block 14, a sealing plate 15, a first bolt 16, a second bolt 17 and a rotary table 18.

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.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "both ends", "one end", "the other end", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element to be referred must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted", "provided", "connected", and the like are to be construed broadly, such as "connected", which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The utility model discloses a body 1, abatvoix 2, spring 3, hush pipe 4, intake pipe 5, inhale sound cotton 6, backup pad 7, seal groove 8, first filter 9, second filter 10, screwed pipe 11, collect box 12, outlet duct 13, guide block 14, closing plate 15, first bolt 16, second bolt 17 and 18 parts of carousel are the parts that general standard or technical personnel in the field know, its structure and principle all are that this technical personnel all can learn the manual through the technique or learn through conventional experimental approach.

Referring to fig. 1-3, an environment-friendly exhaust pipe capable of reducing noise comprises a pipe body 1, a sealing plate 15 is fixedly connected to the front side of the pipe body 1, four corners of the front side of the sealing plate 15 are respectively provided with a first bolt 16, the rear end of the first bolt 16 sequentially penetrates through the sealing plate 15 and the pipe body 1 and is in threaded connection with the pipe body 1, the sealing plate 15 is positioned at the front side of a first filter plate 9, the first filter plate 9 is convenient to disassemble and replace by arranging the sealing plate 15 and the first bolts 16, sound-absorbing plates 2 are fixedly connected to the left side of the top and the left side of the bottom of an inner cavity of the pipe body 1, a second layer of noise absorption and reduction can be performed by arranging the sound-absorbing plates 2, springs 3 are fixedly connected to the left side of the opposite side of the sound-absorbing plates 2, a sound-absorbing pipe 4 is fixedly connected to the opposite end of the springs 3, the guide block 14 is positioned in the inner cavity of the spring 3, the damping and buffering can be carried out on the silencing pipe 4 by arranging the spring 3 and the guide block 14, the service life is prolonged, the air inlet pipe 5 is arranged on the left side of the pipe body 1 in a penetrating manner, the right end of the air inlet pipe 5 sequentially penetrates through the pipe body 1 and the silencing pipe 4, the top and the bottom of the inner cavity of the silencing pipe 4 are fixedly connected with the sound-absorbing cotton 6, the noise can be reduced for the first layer by arranging the silencing pipe 4 and the sound-absorbing cotton 6, the top and the bottom of the inner cavity of the pipe body 1 are fixedly connected with the supporting plate 7, one side opposite to the supporting plate 7 is provided with the sealing groove 8, the first filtering plate 9 can be stably supported by arranging the supporting plate 7 and the sealing groove 8, the first filtering plate 9 is fixedly connected with one side opposite to the sealing groove 8, the first, through setting up first filter 9, can purify tail gas, the right side fixedly connected with second filter 10 of body 1 inner chamber, through setting up second filter 10, can filter the impurity that contains in the tail gas, the right side intercommunication of body 1 bottom has screwed pipe 11, the surperficial threaded bush of screwed pipe 11 is equipped with collection box 12, the right side of collecting box 12 is run through and is provided with second bolt 17, the left end of second bolt 17 runs through collection box 12 and with collection box 12 threaded connection, the right-hand member fixedly connected with carousel 18 of second bolt 17, through setting up collection box 12, be convenient for collect the impurity that second filter 10 surface dropped, collection box 12 and screwed pipe 11 threaded connection, collection box 12 is located the bottom of second filter 10, the right side intercommunication of body 1 has outlet duct 13, through body 1, abatvoix 2, spring 3, muffler pipe 4, intake pipe 5, Inhale sound cotton 6, backup pad 7, seal groove 8, first filter 9, second filter 10, screwed pipe 11, collect the cooperation of box 12 and outlet duct 13, possess the good advantage that just has waste gas filtering capability of noise reduction effect, solved current blast pipe, in the use, the noise of production is great, influence all ring edge borders, and because single structure, can't adsorb the filtration to the impurity that contains in the waste gas, lead to easy contaminated air, thereby the problem of blast pipe suitability has been reduced.

During the use, tail gas enters into hush pipe 4 through intake pipe 5, hush pipe 4 inner chamber inhale sound cotton 6 absorb the noise and fall and make an uproar, acoustical panel 2 makes a secondary fall the noise, tail gas filters the back through first filter 9, enter into second filter 10, the impurity that second filter 10 contains in to tail gas filters, when producing vibrations, the dirt on second filter 10 surface drops to the screwed pipe 11 in under the action of gravity, drop to inside collecting box 12 through screwed pipe 11, through rotating carousel 18, carousel 18 drives second bolt 17 and rotates, second bolt 17 makes second bolt 17 keep away from screwed pipe 11 through with collecting box 12 threaded connection, rotate collecting box 12, collecting box 12 makes screwed pipe 11 move down through being connected with screwed pipe 11 threaded connection, take off collecting box 12, clear up the dirt of inside.

In summary, the following steps: this environmental protection blast pipe of reducible noise, through body 1, acoustic panel 2, spring 3, hush pipe 4, intake pipe 5, inhale sound cotton 6, backup pad 7, seal groove 8, first filter 9, second filter 10, screwed pipe 11, collect the cooperation of box 12 and outlet duct 13, current blast pipe has been solved, in the use, the noise that produces is great, influence all ring edge borders, and because single structure, can't adsorb the filtration to the impurity that contains in the waste gas, lead to easy contaminated air, thereby the problem of blast pipe suitability has been reduced.

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 (5)

1. The utility model provides a but noise reduction's environmental protection blast pipe, includes body (1), its characterized in that: the sound absorption board is characterized in that the sound absorption board (2) is fixedly connected to the left side of the top of the inner cavity of the pipe body (1) and the left side of the bottom of the inner cavity of the pipe body (1), the spring (3) is fixedly connected to the left side of the opposite side of the sound absorption board (2), the silencing pipe (4) is fixedly connected to the opposite end of the spring (3), the air inlet pipe (5) is arranged on the left side of the pipe body (1) in a penetrating mode, the right end of the air inlet pipe (5) sequentially penetrates through the pipe body (1) and the silencing pipe (4), the sound absorption cotton (6) is fixedly connected to the top and the bottom of the inner cavity of the silencing pipe (4), the supporting plate (7) is fixedly connected to the top and the bottom of the inner cavity of the pipe body (1), the sealing groove (8) is formed in the opposite side of the supporting plate (7), the right side intercommunication of body (1) bottom has screwed pipe (11), the surperficial threaded bush of screwed pipe (11) is equipped with collects box (12), collect box (12) and screwed pipe (11) threaded connection, collect box (12) and be located the bottom of second filter (10), the right side intercommunication of body (1) has outlet duct (13).

2. The environmental exhaust pipe capable of reducing noise according to claim 1, wherein: the opposite side of the silencing pipe (4) and the sound absorption plate (2) is fixedly connected with a guide block (14), and the guide block (14) is located in the inner cavity of the spring (3).

3. The environmental exhaust pipe capable of reducing noise according to claim 1, wherein: the material of first filter (9) is the active carbon filter, the material of second filter (10) is the stainless steel filter.

4. The environmental exhaust pipe capable of reducing noise according to claim 1, wherein: the utility model discloses a filter plate, including body (1), front side fixedly connected with closing plate (15) of body (1), the four corners of closing plate (15) front side all runs through and is provided with first bolt (16), the rear end of first bolt (16) run through closing plate (15) and body (1) in proper order and with body (1) threaded connection, closing plate (15) are located the front side of first filter (9).

5. The environmental exhaust pipe capable of reducing noise according to claim 1, wherein: the right side of collecting box (12) is run through and is provided with second bolt (17), the left end of second bolt (17) run through collect box (12) and with collect box (12) threaded connection, the right-hand member fixedly connected with carousel (18) of second bolt (17).

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