CN212750354U - Novel silencer that can fix a position - Google Patents

Abstract

The utility model discloses a novel silencer that can fix a position, including the barrel of both ends closing cap, divide into four cavities with the inner chamber through three baffle in the barrel, be first cavity respectively from the inlet end to the end of giving vent to anger, the second cavity, the third cavity, the fourth cavity, install the intake pipe rather than the intercommunication on the barrel lateral wall that first cavity corresponds, install the outlet duct rather than the intercommunication on the barrel lateral wall that the fourth cavity corresponds, be equipped with the air vent on the baffle between the adjacent cavity respectively, be equipped with the first intermediate pipeline of direct intercommunication between first cavity and the third cavity, be equipped with the second intermediate pipeline of direct intercommunication between first cavity and the fourth cavity. The utility model discloses a change the position of air inlet and gas vent to the realization changes airflow channel length and direction, thereby reduces the impact to the exhaust end cover, has improved the life of silencer, realizes the air current dispersion through the intermediate duct moreover, reaches better noise elimination effect.

Description

Novel silencer that can fix a position

The technical field is as follows:

the utility model relates to a silencer field mainly relates to a novel silencer that can fix a position.

Background art:

the existing silencer mainly has the following defects:

(1) generally, the air inlet and the air outlet are positioned at the same end, the air inlet is positioned on the air inlet end cover, and the air inlet pipe occupies a length space;

(2) the silencer is positioned by adopting a positioning plate, so that the stress of the end cover is uneven;

(3) the air flow direction of the existing position structure of the exhaust pipe can cause the overlong high-speed air flow channel, the circulation is blocked, the impact on the exhaust end cover of the silencer is large, and the fracture of the exhaust end cover is caused to influence the service life of the silencer.

In view of the above technical shortcomings, there is a need for an improved muffler structure.

The utility model has the following contents:

the utility model discloses the purpose is exactly in order to compensate prior art's defect, provides a novel silencer that can fix a position, through the position that changes air inlet and gas vent to the realization changes airflow channel length and direction, thereby reduces the impact to the exhaust end cover, has improved the life of silencer.

The utility model discloses a realize through following technical scheme:

a novel locatable silencer comprises a cylinder body with two end covers, an inner cavity is divided into four chambers by three clapboards, a first chamber, a second chamber, a third chamber and a fourth chamber are respectively arranged from an air inlet end to an air outlet end, the side wall of the cylinder body corresponding to the first chamber is provided with an air inlet pipe communicated with the first chamber, the side wall of the cylinder body corresponding to the fourth chamber is provided with an air outlet pipe communicated with the fourth chamber, the port parts of the air inlet pipe and the air outlet pipe are respectively provided with a mounting clamping groove which is distributed circumferentially, the partition boards between the adjacent chambers are respectively provided with a vent hole, a first intermediate pipeline which is directly communicated is arranged between the first chamber and the third chamber, a second intermediate pipeline which is directly communicated is arranged between the second chamber and the fourth chamber, and the first intermediate pipeline and the second intermediate pipeline are respectively clamped on mounting holes on the partition plate.

The air inlet pipe and the air outlet pipe are fixedly arranged on the side wall of the barrel body through positioning plates respectively, and the direction of an air inlet of the air inlet pipe is perpendicular to the direction of an air outlet of the air outlet pipe.

And first throttling holes are respectively formed in the first middle pipelines in the second chamber and the third chamber.

And a second throttling hole is formed in the second middle pipeline in the second chamber and the third chamber respectively.

The peripheral direction of the mouth of the air inlet pipe is provided with auxiliary fixed positioning nails arranged at intervals.

The principle is as follows: the air inlet pipe is arranged on the cylinder body, the air inlet flow can reduce impact force after being circled through the cylinder structure, the exhaust pipe is placed on the cylinder body at the other end, the air flow passes through the air inlet pipe and sequentially passes through each cavity to be discharged from the last cavity, the air flow path is reduced, the air flow is discharged in advance compared with the original structure, the impact on the exhaust end cover is reduced, and therefore the exhaust cover at the two ends of the cylinder body is well protected.

Through the structural design of pipeline in the middle of first intermediate pipe way and the second, can make the air current dispersion, the diffusion formula is eliminated the noise step by step to reach better noise cancelling effect.

The utility model has the advantages that:

the utility model has the advantages of reasonable design, through the position that changes air inlet and gas vent to the realization changes airflow channel length and direction, thereby reduces the impact to the exhaust end cover, has improved the life of silencer, realizes the air current dispersion through the intermediate duct moreover, reaches better noise elimination effect.

Description of the drawings:

fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a schematic cross-sectional structure diagram of the present invention.

Fig. 3 is a schematic view of a separator structure.

The specific implementation mode is as follows:

see the drawings.

A novel locatable silencer comprises a cylinder body 1 with two end covers, an inner cavity is divided into four chambers in the cylinder body 1 through three clapboards 2, a first chamber 3 and a second chamber 4 are respectively arranged from an air inlet end to an air outlet end, third chamber 5, fourth chamber 6, install the intake pipe 7 rather than the intercommunication on the barrel lateral wall that first chamber 3 corresponds, install blast pipe 8 rather than the intercommunication on the barrel 1 lateral wall that fourth chamber 6 corresponds, the port part of intake pipe 7 and blast pipe 8 is equipped with the installation draw-in groove 9 that the circumference distributes respectively, be equipped with air vent 10 on the baffle between the adjacent chamber respectively, be equipped with the first intermediate conduit 11 of direct intercommunication between first chamber 3 and the third chamber 5, be equipped with the second intermediate conduit 12 of direct intercommunication between second chamber 4 and the fourth chamber 6, on the mounting hole on the baffle 2 that first intermediate conduit 11 and second intermediate conduit 12 clamped respectively.

Further, the air inlet pipe 7 and the air outlet pipe 8 are respectively and fixedly installed on the side wall of the cylinder 1 through the positioning plate 13, and the direction of the air inlet pipe 7 is perpendicular to the direction of the air outlet pipe 8. The air inlet direction and the air outlet direction are staggered, so that the air is more conveniently exhausted.

Further, the first intermediate ducts 11 in the second chamber 4 and the third chamber 5 are provided with orifices one 14, respectively. Through the first throttling hole, the gas in the first intermediate pipeline is dispersed and discharged, and the silencing effect of the first intermediate pipeline in the gas flow guiding process can be improved.

Further, the second intermediate ducts 12 in the second chamber 4 and the third chamber 5 are respectively provided with a second orifice 15. Through the second throttling hole, gas in the second intermediate pipeline is subjected to dispersed gas inlet, and the silencing effect of the second intermediate pipeline in the gas flow guiding process can be improved.

Further, positioning studs 16 for assisting fixation are attached to the mouth of the intake pipe 7 at intervals in the circumferential direction. The positioning stud 16 can be used for positioning the air inlet pipe 7, so that the integral vibration of the silencer is reduced, and the integral positioning of the silencer is realized by adopting external fixation, so that the integral vibration is reduced.

In the description of the present invention, it should be noted that the terms "vertical", "upper", "lower", "horizontal", 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 the description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present invention. Furthermore, "first," "second," "third," and "fourth" 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 should be further noted that, unless explicitly stated or limited otherwise, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected, mechanically connected, electrically connected, directly connected, connected through an intermediate medium, or connected to the inside of two elements. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art according to specific circumstances.

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 novel silencer that can fix a position, includes barrel (1) of both ends closing cap, its characterized in that: the inner cavity of the barrel body (1) is divided into four chambers through three partition plates (2), a first chamber (3), a second chamber (4), a third chamber (5) and a fourth chamber (6) are respectively arranged from the air inlet end to the air outlet end, an air inlet pipe (7) communicated with the first chamber is arranged on the side wall of the barrel body corresponding to the first chamber (3), an air outlet pipe (8) communicated with the fourth chamber is arranged on the side wall of the barrel body (1) corresponding to the fourth chamber (6), mounting clamping grooves (9) distributed circumferentially are respectively arranged at the port parts of the air inlet pipe (7) and the air outlet pipe (8), vent holes (10) are respectively arranged on the partition plates between the adjacent chambers, a first intermediate pipeline (11) directly communicated is arranged between the first chamber (3) and the third chamber (5), and a second intermediate pipeline (12) directly communicated with the second chamber (4) and the fourth chamber (6) are arranged between the second chamber and the fourth chamber, the first intermediate pipeline (11) and the second intermediate pipeline (12) are respectively clamped on the mounting holes on the partition plate (2).

2. The novel positionable muffler of claim 1, wherein: the air inlet pipe (7) and the air outlet pipe (8) are fixedly installed on the side wall of the barrel body (1) through the positioning plate (13), and the air inlet direction of the air inlet pipe (7) is perpendicular to the air outlet direction of the air outlet pipe (8).

3. The novel positionable muffler of claim 1, wherein: and a first throttling hole (14) is respectively arranged on the first middle pipeline (11) in the second chamber (4) and the third chamber (5).

4. The novel positionable muffler of claim 1, wherein: and a second throttling hole (15) is respectively arranged on the second middle pipeline (12) in the second chamber (4) and the third chamber (5).

5. The novel positionable muffler of claim 1, wherein: and auxiliary fixed positioning nails (16) arranged at intervals are arranged in the circumferential direction of the opening part of the air inlet pipe (7).

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