CN213400539U

CN213400539U - Silencer

Info

Publication number: CN213400539U
Application number: CN202021934764.5U
Authority: CN
Inventors: 梁增胜
Original assignee: Dongguan Refrigeration Equipment Parts Co ltd
Current assignee: Dongguan Refrigeration Equipment Parts Co ltd
Priority date: 2020-09-08
Filing date: 2020-09-08
Publication date: 2021-06-08
Anticipated expiration: 2030-09-08

Abstract

The utility model discloses a silencer, the utility model relates to a silencer technical field. The fixture block can be fixed outside the refrigeration equipment by a strong magnet in the fixture block, the rotating ring and the fixing ring are fixed outside the fixture block by a chute, the positions of the upper barrel and the lower barrel are fixed, the external ring outside the inlet pipe and the internal part of the butt joint ring are placed on the same horizontal line, the external part of the external ring can be rolled into the internal part of the butt joint ring by rotating the protective cover, when the movable snap ring in the external connecting ring moves to the bottom of the fixed snap groove in the butt-joint ring, the movable snap ring enters the fixed snap groove under the elastic force of the spring, at the moment, the external ring and the butt joint ring are tightly attached together through the contact pad to prevent sound from flowing out from the joint, and the absorption cotton and the protective cover can not only prevent the outer parts of the upper barrel body and the lower barrel body from being scratched, but also absorb the sound which is not absorbed by the upper barrel body and the lower barrel body, so that the sound flowing out is reduced.

Description

Silencer

Technical Field

The utility model relates to a muffler technical field specifically is a muffler.

Background

Silencers are a device that prevents sound transmission while allowing airflow through, and are an important measure for eliminating aerodynamic noise. The silencer is a device for reducing noise, which is installed on an airflow channel of air power equipment (such as air blowers, air compressors, exhaust ports of boilers, generators, water pumps and other equipment with high noise at exhaust ports) or in an air inlet and exhaust system, and is selected according to the requirements of fire prevention, moisture prevention, corrosion prevention and cleanliness, the installed spatial position, the frequency spectrum characteristic of a noise source, the natural sound attenuation of the system, the regenerated noise of the airflow of the system, the allowable noise level of a room, the allowable pressure loss, the equipment price and other factors, and is heavier according to the actual situation. The general case is: the larger the silencing volume of the silencer is, the larger the pressure loss and the price are; when the sound attenuation amount is the same, the space occupied by the silencer is larger if the pressure loss is smaller.

When the silencer used at present is used, the joint of the silencer and equipment is usually connected through a nut, the nut can slowly rotate and loosen under the vibration of sound, or the outer part of the upper cylinder body and the lower cylinder body is scratched when the silencer is installed, so that the noise reduction effect of the silencer is reduced, and therefore, the silencer is provided by technical personnel in the field.

SUMMERY OF THE UTILITY MODEL

The utility model provides a not enough to prior art, the utility model provides a muffler has solved muffler and equipment junction and has been connected through the nut usually, and the nut can slowly rotate the pine and fall under the vibration of sound, and the outside of perhaps going up barrel and lower barrel when the installation is scratched lets the problem that the effect of falling sound of muffler reduces.

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: the utility model provides a muffler, includes the dust plug, advances pipe, exit tube, goes up barrel and lower barrel, advance the outside fixedly connected with connection structure of pipe and exit tube, the outside fixedly connected with mounting structure of going up barrel and lower barrel.

The utility model discloses a dustproof pipe, including advance the inside fixedly connected with dust plug of pipe one end, advance the other end of pipe and run through the inside of last barrel, and extend to the inside of barrel down, advance the outside of pipe and the inside fixed connection of last barrel, the one end of going up the barrel is fixed to be connected with down the barrel, the bottom of barrel is equipped with the exit tube down, the one end of exit tube runs through the inside of last barrel, and the outside fixedly connected with of exit tube goes up the inner wall of barrel.

Preferably, connection structure includes the outer ring that connects, the outside that the inside fixedly connected with of outer ring entered the pipe, the inside fixedly connected with contact pad of outer ring, the outside swing joint of contact pad has the butt joint ring, the inside swing joint of outer ring has movable snap ring, the bottom fixedly connected with spring of activity snap ring, the inside of the outer ring of one end fixedly connected with of spring, the outside laminating of activity snap ring is connected with fixing slot, fixing slot's outside fixedly connected with butt joint ring's inside.

Preferably, the mounting structure comprises a rotating ring, the outer portion of the rotating ring is fixedly connected with a sliding groove, the inner portion of the sliding groove is movably connected with a clamping block, and the inner portion of the clamping block is fixedly connected with a powerful magnet.

Preferably, the inside swing joint of swivel becket has solid fixed ring, gu fixed ring's inside fixedly connected with protection casing, the inside fixedly connected with of protection casing absorbs the cotton, absorb the outside of the cotton inside fixedly connected with upper barrel body and lower barrel body.

Preferably, one side of exit tube is equipped with the label, and label fixedly connected with goes up the outside of barrel, the flaring degree of advancing pipe and exit tube is 10 mm.

Preferably, the outside fixed connection spraying of advancing pipe and exit tube terminates the line, and the coating length is greater than 10mm, advance the mouth of a pipe of pipe and exit tube with contactless spraying terminates the line.

Advantageous effects

The utility model provides a silencer. Compared with the prior art, the method has the following beneficial effects:

1. a silencer comprises an external connection ring, the inside of the external connection ring is fixedly connected with the outside of an inlet pipe, the inside of the external connection ring is fixedly connected with a contact pad, the outside of the contact pad is movably connected with a butt joint ring, the inside of the external connection ring is movably connected with a movable snap ring, the bottom of the movable snap ring is fixedly connected with a spring, one end of the spring is fixedly connected with the inside of the external connection ring, the outside of the movable snap ring is connected with a fixed clamping groove in a laminating manner, the outside of the fixed clamping groove is fixedly connected with the inside of the butt joint ring, so that the outside of the external connection ring can be rolled into the inside of, when the movable snap ring in the external connecting ring moves to the bottom of the fixed snap groove in the butt-joint ring, the movable snap ring enters the fixed snap groove under the elastic force of the spring, the external ring and the butt ring are tightly attached to each other through the contact pad, and sound is prevented from flowing out of the connection.

2. The utility model provides a muffler, include the swivel becket through mounting structure, the outside fixedly connected with spout of swivel becket, the inside swing joint of spout has the fixture block, the inside fixedly connected with powerful magnet of fixture block, the inside swing joint of swivel becket has solid fixed ring, gu fixed ring's inside fixedly connected with protection casing, the inside fixedly connected with of protection casing absorbs the cotton, absorb the outside of barrel and barrel down on cotton inside fixedly connected with, can fix the fixture block in refrigeration plant's outside through the inside powerful magnet of fixture block like this, pass through the outside at the fixture block to swivel becket and solid fixed ring, absorb cotton and protection casing not only can protect the outside by the scratch of barrel and barrel down, can also absorb the barrel and the sound that the barrel has not absorbed down, reduce the sound and flow out.

Drawings

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

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

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

In the figure: 1. a dust plug; 2. feeding a pipe; 3. discharging a pipe; 4. an upper cylinder body; 5. a lower cylinder body; 6. a connecting structure; 61. an external ring; 62. a docking ring; 63. a contact pad; 64. a spring; 65. a movable snap ring; 66. fixing the clamping groove; 7. a mounting structure; 71. a rotating ring; 72. a chute; 73. a clamping block; 731. a strong magnet; 74. a fixing ring; 75. absorbing cotton; 76. a shield.

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, the present invention provides a technical solution: the utility model provides a muffler, includes dustproof plug 1, advances pipe 2, exit tube 3, goes up barrel 4 and barrel 5 down, advances the outside fixedly connected with connection structure 6 of pipe 2 and exit tube 3, goes up barrel 4 and barrel 5's outside fixedly connected with mounting structure 7 down. Advance the inside fixedly connected with dust plug 1 of pipe 2 one end, the other end of advancing pipe 2 runs through the inside of last barrel 4, and extends to the inside of barrel 5 down, advances the outside of pipe 2 and the inside fixed connection of last barrel 4, and the one end of going up barrel 4 is fixed to be connected with down barrel 5, and the bottom of lower barrel 5 is equipped with exit tube 3, and the one end of exit tube 3 runs through the inside of going up barrel 4, and the outside fixedly connected with of exit tube 3 goes up the inner wall of barrel 4.

Referring to fig. 2, the connection structure 6 includes an external ring 61, the internal portion of the external ring 61 is fixedly connected to the outside of the inlet pipe 2, the internal portion of the external ring 61 is fixedly connected to a contact pad 63, the external portion of the contact pad 63 is movably connected to a docking ring 62, the internal portion of the external ring 61 is movably connected to a movable snap ring 65, the bottom portion of the movable snap ring 65 is fixedly connected to a spring 64, one end of the spring 64 is fixedly connected to the internal portion of the external ring 61, the external portion of the movable snap ring 65 is connected to a fixed slot 66 in an attached manner, and the external portion of the fixed slot 66 is fixedly.

Referring to fig. 3, the mounting structure 7 includes a rotating ring 71, a sliding groove 72 is fixedly connected to an exterior of the rotating ring 71, a clamping block 73 is movably connected to an interior of the sliding groove 72, a strong magnet 731 is fixedly connected to an interior of the clamping block 73, a fixing ring 74 is movably connected to an interior of the rotating ring 71, a protective cover 76 is fixedly connected to an interior of the fixing ring 74, absorbent cotton 75 is fixedly connected to an interior of the protective cover 76, and an exterior of the upper cylinder 4 and the exterior of the lower cylinder 5 are fixedly connected to an interior of the absorbent cotton 75.

One side of exit tube 3 is equipped with the label, and label fixedly connected with goes up the outside of barrel 4, and the flaring degree of depth that advances pipe 2 and exit tube 3 is 10mm, advances the outside fixed connection spraying of pipe 2 and exit tube 3 and terminates the line, and coating length is greater than 10mm, advances the pipe orifice department of pipe 2 and exit tube 3 and does not contact the spraying and terminate the line.

When the device is used, firstly, the external ring 61 outside the inlet pipe 2 and the internal part of the butt joint ring 62 are placed on the same horizontal line, the fixture block 73 is fixed on the external part of the refrigeration equipment through the strong magnet 731 in the fixture block 73, the rotating ring 71 and the fixing ring 74 are fixed on the external part of the fixture block 73 through the sliding groove 72, then the protective cover 76 is rotated, the external part of the external ring 61 is rolled into the internal part of the butt joint ring 62 by the protective cover 76, when the movable clamping ring 65 in the external ring 61 moves to the bottom of the fixed clamping groove 66 in the butt joint ring 62, the movable clamping ring 65 enters the internal part of the fixed clamping groove 66 under the elastic force of the spring 64, at this time, the external ring 61 and the butt joint ring 62 are tightly attached together through the contact pad 63, finally, the inlet pipe 2 is opened, sound is introduced into the internal parts of the upper barrel 4 and the lower barrel 5 through the inlet pipe 2, and the absorbent cotton 75 and the protective cover 76 in the external parts of the upper barrel 4 and the lower barrel 5 can not, the sound which is not absorbed by the upper cylinder 4 and the lower cylinder 5 can be absorbed, and the sound outflow is reduced.

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.

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

1. The utility model provides a muffler, includes dustproof stopper (1), advances pipe (2), exit tube (3), goes up barrel (4) and lower barrel (5), its characterized in that: the outer parts of the inlet pipe (2) and the outlet pipe (3) are fixedly connected with a connecting structure (6), and the outer parts of the upper barrel body (4) and the lower barrel body (5) are fixedly connected with a mounting structure (7);

advance inside fixedly connected with dust plug (1) of pipe (2) one end, the other end of advancing pipe (2) runs through the inside of last barrel (4), and extends to the inside of barrel (5) down, advance the outside of pipe (2) and the inside fixed connection of last barrel (4), the one end of going up barrel (4) is fixed to be connected with down barrel (5), the bottom of barrel (5) is equipped with exit tube (3) down, the one end of exit tube (3) runs through the inside of last barrel (4), and the outside fixedly connected with of exit tube (3) goes up the inner wall of barrel (4).

2. A muffler according to claim 1 wherein: connection structure (6) are including outer ring (61), the outside of managing (2) is advanced to the inside fixedly connected with of outer ring (61), the inside fixedly connected with contact pad (63) of outer ring (61), the outside swing joint of contact pad (63) has butt joint ring (62), the inside swing joint of outer ring (61) has activity snap ring (65), the bottom fixedly connected with spring (64) of activity snap ring (65), the inside of the outer ring (61) of the one end fixedly connected with of spring (64), the outside laminating of activity snap ring (65) is connected with fixed slot (66), the outside fixedly connected with of fixed slot (66) is to the inside of ring (62).

3. A muffler according to claim 1 wherein: the mounting structure (7) comprises a rotating ring (71), a sliding groove (72) is fixedly connected to the outer portion of the rotating ring (71), a clamping block (73) is movably connected to the inner portion of the sliding groove (72), and a powerful magnet (731) is fixedly connected to the inner portion of the clamping block (73).

4. A muffler according to claim 3, wherein: the inside swing joint of swivel becket (71) has solid fixed ring (74), the inside fixedly connected with protection casing (76) of solid fixed ring (74), the inside fixedly connected with of protection casing (76) absorbs cotton (75), the outside of barrel (4) and lower barrel (5) on the inside fixedly connected with of absorbing cotton (75).

5. A muffler according to claim 1 wherein: one side of exit tube (3) is equipped with the label, and the outside of barrel (4) on the label fixedly connected with, the flaring degree of advancing pipe (2) and exit tube (3) is 10 mm.

6. A muffler according to claim 1 wherein: advance the outside fixed connection spraying of pipe (2) and exit tube (3) and terminate the line, and coat length is greater than 10mm, advance the mouth of a pipe department of pipe (2) and exit tube (3) and do not contact the spraying and terminate the line.