CN216665715U

CN216665715U - Energy-saving environment-friendly silencer

Info

Publication number: CN216665715U
Application number: CN202122598981.2U
Authority: CN
Inventors: 向秀国; 黄磊; 张世祥; 刘定双
Original assignee: Nanjing Haite Auto Parts Co ltd
Current assignee: Nanjing Haite Auto Parts Co ltd
Priority date: 2021-10-26
Filing date: 2021-10-26
Publication date: 2022-06-03
Anticipated expiration: 2031-10-26

Abstract

The utility model discloses an energy-saving and environment-friendly silencer, which belongs to the technical field of silencers and comprises a silencer shell and an air inlet pipe, wherein one side of the silencer shell is communicated with an exhaust pipe, an inner cavity of the silencer shell is provided with a noise reduction mechanism, the other side of the silencer shell is provided with the air inlet pipe, one side of the air inlet pipe is communicated with the inner cavity of the silencer shell, the other side of the air inlet pipe penetrates through the silencer shell and extends outwards, the air inlet pipe is movably connected with the silencer shell through a sealing gasket, the top of the air inlet pipe is provided with a maintenance mechanism, and the surface of the air inlet pipe is provided with a plurality of groups of air outlet holes. The sound wave is rebounded and impacted mutually through the noise reduction mechanism, so that the noise is greatly attenuated, a large amount of sound absorption materials are saved, the air inlet pipe is convenient to detach through the maintenance mechanism, the maintenance and the replacement are convenient, a new muffler does not need to be directly replaced, and the new green concept of energy conservation and environmental protection is responded.

Description

Energy-saving environment-friendly silencer

Technical Field

The utility model relates to the technical field of silencers, in particular to an energy-saving and environment-friendly silencer.

Background

An automotive exhaust system refers to the combination of components from an engine exhaust manifold to a tail pipe. The mufflers can be classified into resistive type and resistive type according to the muffling principle. The resistance type silencer is used for silencing by utilizing the sound resistance effect generated by sound absorption materials laid on the wall of an airflow channel of the silencer. The anti-noise silencer utilizes the sudden expansion or contraction of the pipeline section or the generation of acoustic resonance or acoustic interference to reflect certain specific frequency components in noise back to a sound source or greatly attenuate the noise so as to realize the noise elimination.

Common silencer on the market need use a large amount of sound absorbing material, and the intake pipe in the silencer is not convenient for maintain simultaneously, changes regularly mostly, has both increased manufacturing cost, is unfavorable for again energy-concerving and environment-protective.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide an energy-saving environment-friendly silencer, which can rebound sound waves and make the sound waves collide with each other through a noise reduction mechanism, so that the noise is greatly attenuated, a large amount of sound absorption materials are saved, a maintenance mechanism is convenient to disassemble an air inlet pipe, so that the maintenance and the replacement are convenient, a new silencer is not required to be directly replaced, and a new energy-saving environment-friendly concept is responded, so that the problems proposed in the background art are solved.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides an energy-concerving and environment-protective type silencer, includes silencer casing and intake pipe, one side intercommunication of silencer casing has the blast pipe, the inner chamber of silencer casing is provided with the mechanism of making an uproar that falls, the opposite side of silencer casing is provided with the intake pipe, one side of intake pipe and silencer casing's inner chamber intercommunication, the opposite side of intake pipe runs through the silencer casing and outwards extends, the intake pipe is through sealed pad and silencer casing swing joint, the top of intake pipe is provided with maintains the mechanism.

Preferably, the noise reduction mechanism comprises air outlets, a first noise reduction plate, a second noise reduction plate, noise reduction holes, a first baffle, a second baffle, a first through hole, a second through hole and a stop block, wherein multiple groups of air outlets are formed in the surface of the air inlet pipe, the upper wall and the lower wall of the inner cavity of the silencer shell are respectively bolted with the first noise reduction plate and the second noise reduction plate, and multiple groups of noise reduction holes are formed in the surfaces of the first noise reduction plate and the second noise reduction plate.

Preferably, the inner chamber one side of silencer casing has bolted connection first baffle and second baffle from the right side to left side in proper order, first through-hole and second through-hole have been seted up respectively on the surface of first baffle and second baffle, the equal bolted connection of corresponding one side of first baffle and second baffle has the multiunit dog, the dog is staggered arrangement.

Preferably, the maintenance mechanism comprises a fixed block, a fixed groove, a fixed box, a rotating shaft, a rotating handle, a driving bevel gear, a driven bevel gear, a screw rod, a threaded sleeve, a first sliding block, a sliding groove, a moving block, a connecting rod, a fixed rod, a second sliding block and a sliding rod, the fixed block is bolted to the top of the air inlet pipe, one side of the fixed block is movably connected to the surface of the silencer shell, and the fixed groove is formed in each of two sides of the top of the fixed block.

Preferably, one side of the silencer shell is bolted with a fixed box, the top of the fixed box is rotatably connected with a rotating shaft through a drill bushing, one side of the rotating shaft is bolted with a rotating handle, the other side of the rotating shaft is connected with a driving bevel gear in a flat key mode, one side of the driving bevel gear is meshed with a driven bevel gear, the inner cavity of the driven bevel gear is connected with a screw rod in a flat key mode, and the two sides of the screw rod are respectively connected to the two sides of the inner cavity of the fixed box in a rotating mode through bearings.

Preferably, both sides of the surface of the lead screw are in threaded connection with a threaded sleeve, a first sliding block is bolted to one side of the threaded sleeve, a sliding groove matched with the first sliding block for use is formed in the upper wall of an inner cavity of the fixed box, a moving block is bolted to the other side of the threaded sleeve, a connecting rod is movably connected to one side of the moving block through a movable seat, a fixed rod is movably connected to one side of the connecting rod through a movable seat, a second sliding block is bolted to one side of the fixed rod, a sliding rod is slidably connected to the inner cavity of the second sliding block, the bottom of the sliding rod is bolted to the lower wall of the inner cavity of the fixed box, a limiting block is bolted to the top of the sliding rod, and the bottom of the fixed rod penetrates through the fixed box and is movably connected to the inner cavity of the fixed groove.

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

1. the utility model provides an energy-saving environment-friendly silencer, which is convenient for attenuating noise through the matching of an air outlet hole, a first silencing plate, a second silencing plate, a silencing hole, a first baffle plate, a second baffle plate, a first through hole, a second through hole and a stop block, wherein the noise is dispersed by utilizing the silencing hole, and the rebound and impact frequency of the noise is intensified through the staggered arrangement of the stop blocks, so that the cancellation is accelerated, and the silencing and noise reduction are facilitated.

2. The utility model provides an energy-saving environment-friendly silencer which is convenient to disassemble an air inlet pipe through the matching of a fixed block, a fixed groove, a fixed box, a rotating shaft, a rotating handle, a driving bevel gear, a driven bevel gear, a screw rod, a threaded sleeve, a first sliding block, a sliding groove, a moving block, a connecting rod, a fixed rod, a second sliding block and a sliding rod, so that the air inlet pipe is cleaned or replaced, the working efficiency of operators is improved, meanwhile, the integral silencer does not need to be replaced, the use cost is reduced, the energy-saving environment-friendly silencer is energy-saving and has good social and economic benefits.

Drawings

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

FIG. 2 is a sectional view of a muffler shell construction of the present invention;

FIG. 3 is a cross-sectional view of a stationary box structure of the present invention;

fig. 4 is a perspective view of the structure of the fixing block and the fixing box of the present invention.

Reference numbers in the figures: 1. a muffler housing; 2. an air inlet pipe; 3. an exhaust pipe; 4. a noise reduction mechanism; 41. an air outlet; 42. a first sound-deadening panel; 43. a second sound-deadening panel; 44. a sound-deadening aperture; 45. a first baffle plate; 46. a second baffle; 47. a first through hole; 48. a second through hole; 49. a stopper; 5. a gasket; 6. a maintenance mechanism; 61. a fixed block; 62. fixing grooves; 63. a fixed box; 64. a rotating shaft; 65. rotating the handle; 66. a drive bevel gear; 67. a driven bevel gear; 68. a screw rod; 69. a threaded sleeve; 610. a first slider; 611. a chute; 612. a moving block; 613. a connecting rod; 614. fixing the rod; 615. a second slider; 616. a slide bar.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be obtained by a person skilled in the art without making any creative effort based on the embodiments in the present invention, belong to the protection scope of the present invention.

The utility model provides an energy-saving and environment-friendly silencer as shown in figures 1-4, which comprises a silencer shell 1 and an air inlet pipe 2, wherein one side of the silencer shell 1 is communicated with an exhaust pipe 3, an inner cavity of the silencer shell 1 is provided with a noise reduction mechanism 4, the other side of the silencer shell 1 is provided with the air inlet pipe 2, one side of the air inlet pipe 2 is communicated with the inner cavity of the silencer shell 1, the other side of the air inlet pipe 2 penetrates through the silencer shell 1 and extends outwards, the air inlet pipe 2 is communicated with the inner cavity of the silencer shell 1, the air inlet pipe 2 is movably connected with the silencer shell 1 through a sealing gasket 5, the sealing performance is improved through the sealing gasket 5, and the top of the air inlet pipe 2 is provided with a maintenance mechanism 6.

The noise reduction mechanism 4 comprises an air outlet 41, a first noise reduction plate 42, a second noise reduction plate 43, noise reduction holes 44, a first baffle 45, a second baffle 46, a first through hole 47, a second through hole 48 and a baffle 49, multiple groups of air outlet 41 are formed in the surface of the air inlet pipe 2, noise is dispersed and is transmitted to the inner cavity of the silencer shell 1 conveniently, the upper wall and the lower wall of the inner cavity of the silencer shell 1 are respectively bolted with the first noise reduction plate 42 and the second noise reduction plate 43, the first noise reduction plate 42 and the second noise reduction plate 43 are both made of sound absorption sponge materials, noise reduction is facilitated, multiple groups of noise reduction holes 44 are formed in the surfaces of the first noise reduction plate 42 and the second noise reduction plate 43, noise is dispersed through the noise reduction holes 44, and is mutually impacted and counteracted on the inner walls of the noise reduction holes 44.

First baffle 45 and second baffle 46 have been bolted in proper order from right to left in inner chamber one side of silencer casing 1, first through-hole 47 and second through-hole 48 have been seted up respectively to first baffle 45 and second baffle 46's surface, make the noise entering inside the cavity that is formed by first baffle 45 and second baffle 46 through first through-hole 47 and second through-hole 48, utilize the resilience of dog 49 aggravation noise, make its striking each other, the decay, the equal bolt in corresponding one side of first baffle 45 and second baffle 46 has multiunit dog 49, dog 49 is staggered arrangement.

The maintenance mechanism 6 includes a fixing block 61, a fixing groove 62, a fixing box 63, a rotating shaft 64, a rotating handle 65, a drive bevel gear 66, a driven bevel gear 67, a screw rod 68, a thread bushing 69, a first slider 610, a sliding groove 611, a moving block 612, a connecting rod 613, a fixing rod 614, a second slider 615 and a sliding rod 616, the fixing block 61 is bolted to the top of the intake pipe 2, one side of the fixing block 61 is movably connected to the surface of the muffler housing 1, the fixing groove 62 is provided on both sides of the top of the fixing block 61, the fixing block 61 is fixed by the matching of the fixing groove 62 and the fixing rod 614, and the intake pipe 2 is fixed.

One side of the silencer shell 1 is bolted with a fixed box 63, the top of the fixed box 63 is rotatably connected with a rotating shaft 64 through a drill bushing, one side of the rotating shaft 64 is bolted with a rotating handle 65, the other side of the rotating shaft 64 is connected with a driving bevel gear 66 in a flat key mode, the rotating shaft 64 is rotated by rotating the rotating handle 65 and drives the driving bevel gear 66 to rotate, one side of the driving bevel gear 66 is meshed with a driven bevel gear 67, the inner cavity of the driven bevel gear 67 is connected with a screw rod 68 in a flat key mode, the two sides of the screw rod 68 are respectively connected to the two sides of the inner cavity of the fixed box 63 in a rotating mode through bearings, and the screw rod 68 and the rotating shaft 64 are driven to rotate together through the matching of the driving bevel gear 66 and the driven bevel gear 67.

Both sides of the surface of the screw rod 68 are in threaded connection with a threaded sleeve 69, one side of the threaded sleeve 69 is in bolted connection with a first sliding block 610, the upper wall of the inner cavity of the fixed box 63 is provided with a sliding groove 611 matched with the first sliding block 610 for use, the threaded sleeve 69 is limited and supported by the first sliding block 610 and the sliding groove 611, the other side of the threaded sleeve 69 is in bolted connection with a moving block 612, one side of the moving block 612 is movably connected with a connecting rod 613 through a moving seat, one side of the connecting rod 613 is movably connected with a fixed rod 614 through the moving seat, the fixed rod 614 is driven by the connecting rod 613 to move, through the matching of the fixed rod 614 and the fixed groove 62, an operator can conveniently detach and fixedly fix the air inlet pipe 2, one side of the fixed rod 614 is in bolted connection with a second sliding block 615, the inner cavity of the second sliding block 615 is slidably connected with a sliding rod 616, the bottom of the sliding rod 616 is in bolted connection with the lower wall of the inner cavity of the fixed box 63, the second sliding block 615 and the sliding rod 616 play the role in limiting and supporting for the fixed rod 614, the top of the sliding rod 616 is bolted with a limiting block, and the bottom of the fixing rod 614 penetrates through the fixing box 63 and is movably connected with the inner cavity of the fixing groove 62.

When the silencer is used specifically, noise enters an inner cavity of a silencer shell 1 through an air inlet pipe 2, is dispersed through an air outlet hole 41, is absorbed by a first silencing plate 42 and a second silencing plate 43, is further dispersed through a silencing hole 44, and is accelerated to mutually impact and offset by using the hole wall of the silencing hole 44, the attenuated noise is matched with a first baffle plate 45, a second baffle plate 46, a first through hole 47, a second through hole 48 and a baffle plate 49 to reduce the resilience space of the noise, so that the resilience of the noise is more severe, the offsetting speed is accelerated, when the air inlet pipe 2 is maintained, an operator rotates a rotating handle 65 to rotate a rotating shaft 64 to sequentially drive a driving bevel gear 66, a driven bevel gear 67 and a screw rod 68 to rotate, so that a threaded sleeve 69 is moved to drive a moving block 612, a connecting rod 613 and a fixed rod 614 to move, and the fixing rod 614 is far away from the inner cavity of the fixing groove 62, and at this time, the operator can detach the air inlet pipe 2.

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 utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides an energy-concerving and environment-protective type silencer, includes silencer casing (1) and intake pipe (2), its characterized in that: one side intercommunication of silencer casing (1) has blast pipe (3), the inner chamber of silencer casing (1) is provided with and falls the mechanism of making an uproar (4), the opposite side of silencer casing (1) is provided with intake pipe (2), one side of intake pipe (2) and the inner chamber intercommunication of silencer casing (1), the opposite side of intake pipe (2) runs through silencer casing (1) and outwards extends, intake pipe (2) are through sealed (5) and silencer casing (1) swing joint, the top of intake pipe (2) is provided with maintains mechanism (6).

2. The muffler of claim 1, wherein: the noise reduction mechanism (4) comprises air outlet holes (41), first noise reduction plates (42), second noise reduction plates (43), noise reduction holes (44), first baffle plates (45), second baffle plates (46), first through holes (47), second through holes (48) and a stop block (49), multiple groups of air outlet holes (41) are formed in the surface of the air inlet pipe (2), the upper wall and the lower wall of an inner cavity of the silencer shell (1) are respectively bolted with the first noise reduction plates (42) and the second noise reduction plates (43), and multiple groups of noise reduction holes (44) are formed in the surfaces of the first noise reduction plates (42) and the second noise reduction plates (43).

3. The muffler of claim 2, wherein: first baffle (45) and second baffle (46) have been bolted in proper order from right to left in inner chamber one side of silencer casing (1), first through-hole (47) and second through-hole (48) have been seted up respectively on the surface of first baffle (45) and second baffle (46), the equal bolt in corresponding one side of first baffle (45) and second baffle (46) has multiunit dog (49), dog (49) are staggered arrangement.

4. The muffler of claim 1, wherein: the maintenance mechanism (6) comprises a fixing block (61), a fixing groove (62), a fixing box (63), a rotating shaft (64), a rotating handle (65), a driving bevel gear (66), a driven bevel gear (67), a screw rod (68), a threaded sleeve (69), a first sliding block (610), a sliding groove (611), a moving block (612), a connecting rod (613), a fixing rod (614), a second sliding block (615) and a sliding rod (616), wherein the fixing block (61) is bolted to the top of the air inlet pipe (2), one side of the fixing block (61) is movably connected to the surface of the silencer shell (1), and the fixing groove (62) is formed in two sides of the top of the fixing block (61).

5. The muffler of claim 4, wherein: one side of the silencer shell (1) is bolted with a fixed box (63), the top of the fixed box (63) is connected with a rotating shaft (64) through a drill bushing in a rotating mode, one side of the rotating shaft (64) is bolted with a rotating handle (65), the other side of the rotating shaft (64) is connected with a driving bevel gear (66) in a flat key mode, one side of the driving bevel gear (66) is meshed with a driven bevel gear (67), the inner cavity of the driven bevel gear (67) is connected with a screw rod (68) in a flat key mode, and the two sides of the screw rod (68) are connected to the two sides of the inner cavity of the fixed box (63) through bearings in a rotating mode respectively.

6. The muffler of claim 5, wherein: the screw rod (68) is characterized in that threaded sleeves (69) are connected to two sides of the surface of the screw rod (68) in a threaded manner, first sliding blocks (610) are bolted to one sides of the threaded sleeves (69), sliding grooves (611) matched with the first sliding blocks (610) for use are formed in the upper wall of an inner cavity of the fixed box (63), moving blocks (612) are bolted to the other sides of the threaded sleeves (69), connecting rods (613) are movably connected to one sides of the moving blocks (612) through moving seats, fixing rods (614) are movably connected to one sides of the connecting rods (613) through the moving seats, second sliding blocks (615) are bolted to one sides of the fixing rods (614), sliding rods (616) are slidably connected to the inner cavity of the second sliding blocks (615), the bottoms of the sliding rods (616) are bolted to the lower wall of the inner cavity of the fixed box (63), limiting blocks are bolted to the tops of the sliding rods (616), and the bottoms of the fixing rods (614) penetrate through the fixed box (63) and are movably connected to the inner cavities of the fixed groove (62) A cavity.