CN208816219U - A kind of stable type mobile muffler facilitating installation - Google Patents

Abstract

The utility model relates to the technical fields of automobile silencing auxiliary equipment, and more particularly to a kind of stable type mobile muffler for facilitating installation, air inlet pipe and automobile exhaust pipe are easy for assemble or unload without welding, and can be rapidly assembled and disassembled, and reduce and use the new property of office；Noise reduction shell top and automobile bottom end connective stability are improved simultaneously；And the stability that air inlet pipe and an air outlet pipe is connect with noise reduction shell outer wall is improved, use reliability is improved；Including noise reduction shell, air inlet pipe, escape pipe and multiple groups abatvoix, noise reduction shell is internally provided with sound absorption cavity, is provided with equidistant interval between multiple groups abatvoix；Including left ferrule fitting, right ferrule fitting, clip, sealing ring, mounting plate, multiple groups installation bolt, four groups of threaded rods, four groups of screwed pipes, four groups of fixture nuts, upper left fixed plate, two groups of left fixing bolts, upper left curved splint, lower-left curved splint, lower-left fixed plate, upper right fixed plate, upper right curved splint, bottom right curved splint, bottom right fixed plate and two groups of right fixing bolts.

Description

A kind of stable type mobile muffler facilitating installation

Technical field

The utility model relates to the technical fields of automobile silencing auxiliary equipment, more particularly to a kind of stabilization for facilitating installation Type mobile muffler.

Background technique

It is well known that mobile muffler is a kind of for automobile exhaust pipe, the noise generated to automobile engine disappears Except absorption obtains in the field of vehicle complete vehicle noise-reduction in order to the auxiliary device for driving people comfortably Extensive use；Existing mobile muffler includes noise reduction shell, air inlet pipe, escape pipe and multiple groups abatvoix, inside noise reduction shell Be provided with sound absorption cavity, and be respectively arranged with inlet and outlet on the left end of noise reduction shell and right end outer wall, inlet and outlet with It is communicated inside sound absorption cavity, and the right end and inlet communication of air inlet pipe, the left end of escape pipe are connected to gas outlet, multiple groups abatvoix It is disposed longitudinally on inside sound absorption cavity, and is provided with equidistant interval between multiple groups abatvoix；Existing mobile muffler uses When, the air inlet pipe of noise reduction shell is connected to automobile exhaust pipe welding first, automobile engine is then opened, in vehicle traveling process In, noise reduction is carried out using the car assisted engine operation of multiple groups abatvoix；It is found in existing mobile muffler use, Air inlet pipe is directly welded with automobile exhaust pipe, and installing and dismounting is inconvenient, cannot be rapidly assembled and disassembled, cause its using the new property of office compared with It is high；Noise reduction shell top and automobile bottom end connective stability are poor simultaneously, shake noise reduction shell in vehicle traveling process frequent occurrence； And air inlet pipe and an air outlet pipe and the stable connection of noise reduction shell are poor, often with the inlet and outlet on noise reduction shell outer wall Position be broken, there is exhaust gas leak situation, cause its use reliability lower.

Utility model content

In order to solve the above technical problems, the utility model provides its air inlet pipe of one kind and automobile exhaust pipe without welding, peace Convenient disassembly is filled, can be rapidly assembled and disassembled, reduces and uses the new property of office；Noise reduction shell top is improved simultaneously to connect with automobile bottom end Stability prevents noise reduction shell from shaking while the car is driving；And improve air inlet pipe and an air outlet pipe and noise reduction shell outer wall The stability of connection prevents air inlet pipe and an air outlet pipe to be broken in the position with the inlet and outlet on noise reduction shell outer wall, subtracts Occur exhaust gas leak situation less, improves the stable type mobile muffler for facilitating installation of use reliability.

A kind of stable type mobile muffler facilitating installation of the utility model, including noise reduction shell, air inlet pipe, escape pipe and Multiple groups abatvoix, noise reduction shell is internally provided with sound absorption cavity, and is respectively arranged with import on the left end of noise reduction shell and right end outer wall And outlet, inlet and outlet with communicated inside sound absorption cavity, and the right end and inlet communication of air inlet pipe, the left end of escape pipe with Gas outlet connection, multiple groups abatvoix is disposed longitudinally on inside sound absorption cavity, and is provided with equidistant interval between multiple groups abatvoix； Including left ferrule fitting, right ferrule fitting, clip and sealing ring, the right end of the right ferrule fitting and the left end of the air inlet pipe Connection, and circumference is provided with left round card slot and right circle respectively for the left end of the right end of the left ferrule fitting and right ferrule fitting Shape card slot, the right end of left ferrule fitting and the left end of right ferrule fitting are adjacent to, and sealing ring setting is on left round card slot and the right side Inside round card slot, the clip is mounted in the external margin of left ferrule fitting and right ferrule fitting junction by bolt card；Also Including mounting plate, multiple groups installation bolt, four groups of threaded rods, four groups of screwed pipes and four groups of fixture nuts, outside noise reduction shell top Front left side, left rear side, forward right side and the right lateral side of wall are provided with fixing groove, and are provided with ball inside four groups of fixing grooves Bearing, the bottom end of four groups of screwed pipes is inserted and fixed respectively to be mounted on inside four groups of ball bearings, four groups of threaded rods Top connect respectively with the front left side of mounting plate bottom end, left rear side, forward right side and right lateral side, and the bottom end of four groups of threaded rods Simultaneously spiral shell is filled to inside the top of four groups of screwed pipes for insertion respectively, and spiral shell encapsulation is located at four groups of spiral shells to four groups of fixture nuts respectively Outside the bottom end of rasp bar, and the bottom end of four groups of fixture nuts is contacted with the locking of the top of four groups of screwed pipes, the installation The bottom end of plate is provided with multiple groups installation through-hole, and the bottom end of the equal self installation plate in top of multiple groups installation bolt is each passed through Inside multiple groups installation through-hole, and the top of multiple groups installation bolt extend out to the top external world of mounting plate；It further include that upper left is solid Fixed board, two groups of left fixing bolts, upper left curved splint, lower-left curved splint, lower-left fixed plate, upper right fixed plate, upper right arc Clamping plate, bottom right curved splint, bottom right fixed plate and two groups of right fixing bolts, the bottom end of the upper left curved splint and the air inlet The top outer wall of pipe is adjacent to, and is connect on the right side of the bottom end of the upper left fixed plate and the top of the upper left curved splint, left The inner transverse of upper mounted plate is provided with upper left tapped through hole, and the upper side and lower side setting of the left end outer wall of the noise reduction shell There are two groups of left-hand thread holes, is adjacent on the upside of the right end of the upper left fixed plate and the left end outer wall of noise reduction shell, and the lower-left arc The top of clevis plate and the bottom end outer wall of the air inlet pipe are adjacent to, and the top of the lower-left fixed plate and the lower-left arc Connection, the inner transverse of lower-left fixed plate are provided with lower-left tapped through hole, and the right side of lower-left fixed plate on the right side of the bottom end of clamping plate It holds and is adjacent on the downside of the left end outer wall with the noise reduction shell, and the right end of two groups of left fixing bolts is respectively from upper left fixed plate It is each passed through inside upper left tapped through hole and lower-left tapped through hole with the left end of lower-left fixed plate, and two groups of left fixing bolts The right end external world that right end extend out to upper left fixed plate and lower-left fixed plate respectively is inserted into respectively and spiral shell is filled to upper left threaded hole and a left side Inside lower threaded hole, the bottom end of the upper right curved splint is adjacent to the top outer wall of the escape pipe, and the upper right is solid The bottom end of fixed board is connect with the top left hand of the upper right curved splint, and the inner transverse of upper right fixed plate is provided with upper right screw thread Through-hole, and the upper side and lower side of the right end outer wall of the noise reduction shell is provided with two groups of right-hand thread holes, the upper right fixed plate It is adjacent on the upside of left end and the right end outer wall of noise reduction shell, and outside the top of the bottom right curved splint and the bottom end of the escape pipe Wall is adjacent to, and is connect on the left of the top of the bottom right fixed plate and the bottom end of the bottom right curved splint, bottom right fixed plate Inner transverse is provided with bottom right tapped through hole, and pastes on the downside of the right end outer wall of the left end of bottom right fixed plate and the noise reduction shell Tightly, and the left end of two groups of right fixing bolts is each passed through upper right from the right end of upper right fixed plate and bottom right fixed plate respectively Inside tapped through hole and bottom right tapped through hole, and the left end of two groups of right fixing bolts extend out to upper right fixed plate and bottom right respectively The left end external world of fixed plate is inserted into respectively and spiral shell is filled to inside upper right threaded hole and bottom right threaded hole.

A kind of stable type mobile muffler facilitating installation of the utility model, further includes upper mounting seat and lower mounting seat, The top of the upper mounting seat is connect with the top inner wall of the sound absorption cavity, and the bottom end of upper mounting seat has laterally been placed equidistant with Mounting groove in multiple groups, the bottom end of the lower mounting seat is connect with the bottom end inner wall of the sound absorption cavity, and the top of lower mounting seat It laterally is placed equidistant with mounting groove under multiple groups, the top of the multiple groups abatvoix is inserted into multiple groups respectively in the bottom end of mounting groove Portion, and the bottom end of the multiple groups abatvoix is inserted under multiple groups respectively inside the top of mounting groove.

A kind of stable type mobile muffler facilitating installation of the utility model, further includes damping spring and multiple groups in multiple groups Lower damping spring, damping spring is separately positioned in the multiple groups inside mounting groove in the multiple groups, and damping bullet in multiple groups The top of spring is connect with the top inner wall of mounting groove in multiple groups respectively, and the bottom end of damping spring is inhaled with the multiple groups respectively in multiple groups The top of soundboard connects, and damping spring is separately positioned under multiple groups inside mounting groove under the multiple groups, and damping bullet under multiple groups The bottom end of spring is connect with the bottom end inner wall of mounting groove under the multiple groups respectively, under multiple groups the top of damping spring respectively with it is described more The bottom end connection of group abatvoix.

A kind of stable type mobile muffler facilitating installation of the utility model is provided with inside the multiple groups abatvoix Sound-absorbing chamber, and multiple groups are provided on the outer wall of multiple groups abatvoix through through-hole, the multiple groups sound-absorbing chamber interior is filled out It fills and is provided with metallic fiber sound-absorbing material.

A kind of stable type mobile muffler facilitating installation of the utility model, further includes backplate and multiple groups fastening bolt, The backplate is located at the bottom end of the noise reduction shell, and the top of backplate and the bottom end outer wall of noise reduction shell are adjacent to, and backplate is logical The multiple groups fastening bolt is crossed to be securedly mounted on the bottom end outer wall of noise reduction shell.

A kind of stable type mobile muffler facilitating installation of the utility model, the upper left curved splint, lower-left arc Multiple groups anti-slop serrations are provided on the inner sidewall of clamping plate, upper right curved splint and bottom right curved splint.

Compared with prior art the utility model has the following beneficial effects: by by the left end of left ferrule fitting and automobile exhaust The output end of pipe is fixedly connected, and carries out air inlet pipe and automobile exhaust pipe by left ferrule fitting and right ferrule fitting Docking, and is sealed the gap between left ferrule fitting and right ferrule fitting by sealing ring, by clip into will be left Ferrule fitting and right ferrule fitting carry out clamping fixed, easy for assemble or unload without welding, can be rapidly assembled and disassembled, and drop It is low to use the new property of office；Bolt can be installed by multiple groups simultaneously and mounting plate is fastened on automobile bottom end, and synchronization can be passed through Four groups of screwed pipes are rotated, the spiral shell between four groups of screwed pipes assembles conjunction respectively by four groups of threaded rods by noise reduction shell, tightens upwards Installation is to suitable position, and by tightening four groups of fastening nuts separately down, by four groups of screwed pipes and four groups of threaded rods it Between relative position be locked, improve noise reduction shell top and automobile bottom end connective stability, prevent noise reduction shell in automobile It shakes in driving process；And air inlet pipe can be clamped by upper left curved splint and lower-left curved splint, and And pass through upper left fixed plate and lower-left fixed plate being fastenedly connected on the outer wall of noise reduction shell left end respectively, improve air inlet pipe and noise reduction The intensity of shell left end outer wall link position, while can be pressed from both sides escape pipe by upper right curved splint and bottom right curved splint Tightly, and pass through upper right fixed plate and bottom right fixed plate being fastenedly connected on noise reduction shell right end outer wall respectively, improve escape pipe With the intensity of noise reduction shell right end outer wall link position, the stability that air inlet pipe and an air outlet pipe is connect with noise reduction shell outer wall is improved, is prevented Only air inlet pipe and an air outlet pipe is broken in the position with the inlet and outlet on noise reduction shell outer wall, and exhaust gas leak feelings occurs in reduction Condition improves use reliability.

Detailed description of the invention

Fig. 1 is the structural schematic diagram of the utility model；

Fig. 2 is the partial enlargement structural representation at the utility model A；

Fig. 3 is the schematic perspective view after the left ferrule fitting of the utility model and the assembling of right ferrule fitting；

Fig. 4 is the schematic perspective view before the left ferrule fitting of the utility model, sealing ring and right ferrule fitting assemble；

Fig. 5 is the schematic perspective view that the utility model lower-left curved splint is connected with lower-left fixed plate；

Fig. 6 is the partial enlargement structural representation at the utility model B；

It is attached marked in the figure: 1, noise reduction shell；2, air inlet pipe；3, escape pipe；4, abatvoix；5, left ferrule fitting；6, right cutting ferrule Connector；7, clip；8, sealing ring；9, mounting plate；10, bolt is installed；11, threaded rod；12, screwed pipe；13, fixture nut；14, Left fixing bolt；15, lower-left curved splint；16, lower-left fixed plate；17, upper mounting seat；18, lower mounting seat；19, upper damping bullet Spring；20, metallic fiber sound-absorbing material；21, backplate；22, fastening bolt；23, anti-slop serrations.

Specific embodiment

With reference to the accompanying drawings and examples, specific embodiment of the present utility model is described in further detail.Below Embodiment is not intended to limit the scope of the present invention for illustrating the utility model.

As shown in Figures 1 to 6, a kind of stable type mobile muffler facilitating installation of the utility model, including noise reduction shell 1, air inlet pipe 2, escape pipe 3 and multiple groups abatvoix 4, noise reduction shell are internally provided with sound absorption cavity, and the left end of noise reduction shell and right end Be respectively arranged with inlet and outlet on outer wall, inlet and outlet with communicated inside sound absorption cavity, and the right end of air inlet pipe with into Mouth connection, the left end of escape pipe are connected to gas outlet, and multiple groups abatvoix is disposed longitudinally on inside sound absorption cavity, and multiple groups sound-absorbing Equidistant interval is provided between plate；Including left ferrule fitting 5, right ferrule fitting 6, clip 7 and sealing ring 8, right ferrule fitting Right end is connected to the left end of air inlet pipe, and circumference is provided with a left side respectively for the left end of the right end of left ferrule fitting and right ferrule fitting Round card slot and right round card slot, the right end of left ferrule fitting and the left end of right ferrule fitting are adjacent to, and sealing ring setting exists Inside left circle card slot and right round card slot, clip is by bolt card mounted in the outer of left ferrule fitting and right ferrule fitting junction Portion edge；It further include mounting plate 9, multiple groups installation 10, four groups of bolt, 11, four groups of threaded rod screwed pipe 12 and four groups of fixture nuts 13, front left side, left rear side, forward right side and the right lateral side of noise reduction shell top outer wall are provided with fixing groove, and four groups of fixing grooves Inside is provided with ball bearing, and the bottom end of four groups of screwed pipes is inserted and fixed respectively to be mounted on inside four groups of ball bearings, and four The top of group threaded rod is connect with the front left side of mounting plate bottom end, left rear side, forward right side and right lateral side respectively, and four groups of screw threads The bottom end of bar is inserted into respectively and spiral shell is filled to inside the top of four groups of screwed pipes, and spiral shell encapsulation is located at four groups of spiral shells to four groups of fixture nuts respectively Outside the bottom end of rasp bar, and the bottom end of four groups of fixture nuts is contacted with the locking of the top of four groups of screwed pipes, the bottom end of mounting plate It is provided with multiple groups installation through-hole, and the bottom end of the equal self installation plate in top of multiple groups installation bolt is each passed through multiple groups installation through-hole Inside, and the top of multiple groups installation bolt extend out to the top external world of mounting plate；It further include that upper left fixed plate, two groups of left sides are solid Determine bolt 14, upper left curved splint, lower-left curved splint 15, lower-left fixed plate 16, upper right fixed plate, upper right curved splint, the right side Arc lower clamping plate, bottom right fixed plate and two groups of right fixing bolts, the bottom end of upper left curved splint and the top outer wall of air inlet pipe paste Tightly, and on the right side of the bottom end of upper left fixed plate and the top of upper left curved splint it connect, the inner transverse setting of upper left fixed plate There is upper left tapped through hole, and the upper side and lower side of the left end outer wall of noise reduction shell is provided with two groups of left-hand thread holes, upper left fixed plate Right end and noise reduction shell left end outer wall on the upside of be adjacent to, and the bottom end outer wall of the top of lower-left curved splint and air inlet pipe pastes Tightly, and on the right side of the top of lower-left fixed plate and the bottom end of lower-left curved splint it connect, the inner transverse setting of lower-left fixed plate There is lower-left tapped through hole, and is adjacent on the downside of the right end of lower-left fixed plate and the left end outer wall of noise reduction shell, and two groups of left fixations The right end of bolt is each passed through upper left tapped through hole from the left end of upper left fixed plate and lower-left fixed plate respectively and lower-left screw thread is logical Inside hole, and the right end of two groups of left fixing bolts extend out to the right end external world difference of upper left fixed plate and lower-left fixed plate respectively It is inserted into and spiral shell is filled to inside upper left threaded hole and lower-left threaded hole, the bottom end of upper right curved splint and the top outer wall of escape pipe paste Tightly, and the bottom end of upper right fixed plate is connect with the top left hand of upper right curved splint, the inner transverse setting of upper right fixed plate There is upper right tapped through hole, and the upper side and lower side of the right end outer wall of noise reduction shell is provided with two groups of right-hand thread holes, upper right fixed plate Left end and noise reduction shell right end outer wall on the upside of be adjacent to, and the bottom end outer wall of the top of bottom right curved splint and escape pipe pastes Tightly, and on the left of the top of bottom right fixed plate and the bottom end of bottom right curved splint it connect, the inner transverse setting of bottom right fixed plate There is bottom right tapped through hole, and is adjacent on the downside of the left end of bottom right fixed plate and the right end outer wall of noise reduction shell, and two groups of right fixations The left end of bolt is each passed through upper right tapped through hole from the right end of upper right fixed plate and bottom right fixed plate respectively and bottom right screw thread is logical Inside hole, and the left end of two groups of right fixing bolts extend out to the left end external world difference of upper right fixed plate and bottom right fixed plate respectively It is inserted into and spiral shell is filled to inside upper right threaded hole and bottom right threaded hole；By by the defeated of the left end of left ferrule fitting and automobile exhaust pipe Outlet is fixedly connected, and docks air inlet pipe by left ferrule fitting and right ferrule fitting with automobile exhaust pipe, And it is sealed the gap between left ferrule fitting and right ferrule fitting by sealing ring, is connect by clip by left cutting ferrule Head and right ferrule fitting carry out clamping fixed, easy for assemble or unload without welding, can be rapidly assembled and disassembled, and reduce and use The new property of office；Bolt can be installed by multiple groups simultaneously and mounting plate is fastened on automobile bottom end, and synchronous rotary four can be passed through Group screwed pipe, by noise reduction shell, by four groups of threaded rods, the spiral shell between four groups of screwed pipes assembles conjunction respectively, tightens installation upwards extremely Suitable position, and by tightening four groups of fastening nuts separately down, by the phase between four groups of screwed pipes and four groups of threaded rods It is locked to position, improves noise reduction shell top and automobile bottom end connective stability, prevent noise reduction shell from crossing in garage It shakes in journey；And air inlet pipe can be clamped by upper left curved splint and lower-left curved splint, and passed through Upper left fixed plate and lower-left fixed plate being fastenedly connected on the outer wall of noise reduction shell left end respectively, improve air inlet pipe and noise reduction shell left end The intensity of outer wall link position, while can be clamped escape pipe by upper right curved splint and bottom right curved splint, and And pass through upper right fixed plate and bottom right fixed plate being fastenedly connected on noise reduction shell right end outer wall respectively, improve escape pipe and noise reduction The intensity of shell right end outer wall link position improves the stability that air inlet pipe and an air outlet pipe is connect with noise reduction shell outer wall, prevents air inlet Pipe and escape pipe are broken in the position with the inlet and outlet on noise reduction shell outer wall, and exhaust gas leak situation occurs in reduction, are mentioned High use reliability.

A kind of stable type mobile muffler facilitating installation of the utility model, further includes upper mounting seat 17 and lower mounting seat 18, the top of upper mounting seat and the top inner wall of sound absorption cavity connect, and the bottom end of upper mounting seat has laterally been placed equidistant with multiple groups Upper mounting groove, the bottom end of lower mounting seat and the bottom end inner wall of sound absorption cavity connect, and the top of lower mounting seat is laterally placed equidistant with There is mounting groove under multiple groups, the top of multiple groups abatvoix is inserted into the bottom inner portion of mounting groove in multiple groups, and multiple groups sound-absorbing respectively The bottom end of plate is inserted under multiple groups respectively inside the top of mounting groove；It can be by mounting groove in the multiple groups in upper mounting seat under The position of multiple groups abatvoix is clamped fixation by mounting groove under the multiple groups in mounting base, improves multiple groups abatvoix in sound absorption cavity Internal stability improves use reliability.

A kind of stable type mobile muffler facilitating installation of the utility model further includes damping spring 19 and more in multiple groups The lower damping spring of group, damping spring is separately positioned in multiple groups inside mounting groove in multiple groups, and in multiple groups damping spring top End is connect with the top inner wall of mounting groove in multiple groups respectively, the bottom end of the damping spring top with multiple groups abatvoix respectively in multiple groups Connection, damping spring is separately positioned under multiple groups inside mounting groove under multiple groups, and under multiple groups damping spring bottom end respectively with The bottom end inner wall of mounting groove connects under multiple groups, and the top of damping spring is connect with the bottom end of multiple groups abatvoix respectively under multiple groups；It can Damping is carried out the more to organize abatvoix by damping spring under damping spring in multiple groups and multiple groups, prevents multiple groups abatvoix with vapour Mechanical collision occurs in vehicle moving process between upper mounting seat or lower mounting seat, improves the service life of multiple groups abatvoix.

A kind of stable type mobile muffler facilitating installation of the utility model is provided with sound-absorbing inside multiple groups abatvoix Chamber, and multiple groups are provided on the outer wall of multiple groups abatvoix through through-hole, multiple groups sound-absorbing chamber interior has been filled with Metallic fiber sound-absorbing material 20；Multiple groups abatvoix can be improved by metallic fiber sound-absorbing material to the sound absorbing power of noise, mentioned The sound-absorption coefficient of high multiple groups abatvoix improves sound-absorbing effect, and can improve multiple groups sound-absorbing by metallic fiber sound-absorbing material Anti-flammability, heat-resisting quantity and the intensity of plate improve use reliability.

A kind of stable type mobile muffler facilitating installation of the utility model, further includes backplate 21 and multiple groups fastening bolt 22, backplate is located at the bottom end of noise reduction shell, and the top of backplate and the bottom end outer wall of noise reduction shell are adjacent to, and backplate passes through multiple groups Fastening bolt is securedly mounted on the bottom end outer wall of noise reduction shell；Automobile can be reduced by backplate encounter hard in the process of moving Shock of the substance to noise reduction shell bottom end outer wall improves the service life of noise reduction shell.

A kind of stable type mobile muffler facilitating installation of the utility model, upper left curved splint, lower-left curved splint, Multiple groups anti-slop serrations 23 are provided on the inner sidewall of upper right curved splint and bottom right curved splint；It can be mentioned by multiple groups anti-slop serrations Frictional force on high upper left curved splint and lower-left curved splint and air inlet pipe outer wall, while improving upper right curved splint and bottom right Frictional force between curved splint and outlet pipe outer wall improves clip stability.

A kind of stable type mobile muffler facilitating installation of the utility model at work first connects left cutting ferrule The left end of head and the output end of automobile exhaust pipe are fixedly connected, and connect air inlet pipe by left cutting ferrule with automobile exhaust pipe Head and right ferrule fitting are docked, and keep the progress of the gap between left ferrule fitting and right ferrule fitting close by sealing ring Envelope carries out clamping fixed by left ferrule fitting and right ferrule fitting by clip, and then installing bolt by multiple groups will install Plate is fastened on automobile bottom end, and by four groups of screwed pipes of synchronous rotary, by noise reduction shell by four groups of threaded rods respectively with four groups Spiral shell between screwed pipe, which assembles, to be closed, and tightens install to suitable position upwards, and by tightening four groups of fastening spiral shells separately down Relative position between four groups of screwed pipes and four groups of threaded rods is locked by mother, improves noise reduction shell top and automobile bottom Connective stability is held, and is clamped air inlet pipe by upper left curved splint and lower-left curved splint, and pass through upper left Fixed plate and lower-left fixed plate being fastenedly connected on the outer wall of noise reduction shell left end respectively, improve air inlet pipe and noise reduction shell left end outer wall Escape pipe is clamped by the intensity of link position by upper right curved splint and bottom right curved splint, and solid by upper right Being fastenedly connected on noise reduction shell right end outer wall, raising escape pipe and noise reduction shell right end outer wall connect respectively for fixed board and bottom right fixed plate The intensity for connecing position is inhaled multiple groups by mounting groove under the multiple groups on mounting groove and lower mounting seat in the multiple groups in upper mounting seat The position of soundboard is clamped fixation, improves stability of the multiple groups abatvoix inside sound absorption cavity, while passing through damping in multiple groups Damping spring the more organizes abatvoix and carries out damping under spring and multiple groups, improves multiple groups abatvoix pair by metallic fiber sound-absorbing material The sound absorbing power of noise improves the sound-absorption coefficient of multiple groups abatvoix, improves sound-absorbing effect, and pass through metallic fiber sound-absorbing material Anti-flammability, heat-resisting quantity and the intensity for improving multiple groups abatvoix reduce automobile by backplate and encounter adamant in the process of moving The shock of confrontation noise reduction shell bottom end outer wall improves upper left curved splint and lower-left curved splint and air inlet pipe by multiple groups anti-slop serrations Frictional force on outer wall, while the frictional force between upper right curved splint and bottom right curved splint and outlet pipe outer wall is improved, it mentions It is car assisted to engine progress noise reduction use finally to start automobile for high clip stability.

The above is only the preferred embodiment of the utility model, it is noted that for the common skill of the art For art personnel, without deviating from the technical principle of the utility model, several improvements and modifications can also be made, these change It also should be regarded as the protection scope of the utility model into modification.

Claims (6)

1. a kind of stable type mobile muffler for facilitating installation, including noise reduction shell (1), air inlet pipe (2), escape pipe (3) and multiple groups Abatvoix (4), noise reduction shell (1) is internally provided with sound absorption cavity, and is respectively arranged on the left end of noise reduction shell (1) and right end outer wall Inlet and outlet, inlet and outlet with communicated inside sound absorption cavity, and the right end and inlet communication of air inlet pipe (2), escape pipe (3) left end is connected to gas outlet, and multiple groups abatvoix (4) is disposed longitudinally on inside sound absorption cavity, and multiple groups abatvoix (4) it Between be provided with equidistant interval；It is characterised in that it includes left ferrule fitting (5), right ferrule fitting (6), clip (7) and sealing ring (8), the right end of the right ferrule fitting (6) is connected to the left end of the air inlet pipe (2), and the left ferrule fitting (5) Circumference is provided with left round card slot and right round card slot respectively for the left end of right end and right ferrule fitting (6), left ferrule fitting (5) Right end and the left end of right ferrule fitting (6) are adjacent to, and sealing ring (8) is arranged inside left round card slot and right round card slot, The clip (7) is mounted in the external margin of left ferrule fitting (5) and right ferrule fitting (6) junction by bolt card；Further include Mounting plate (9), multiple groups installation bolt (10), four groups of threaded rods (11), four groups of screwed pipes (12) and four groups of fixture nuts (13), institute Front left side, left rear side, forward right side and the right lateral side for stating noise reduction shell (1) top outer wall are provided with fixing groove, and four groups are fixed Ball bearing is provided with inside slot, the bottom end of four groups of screwed pipes (12) is inserted and fixed respectively is mounted on four groups of ball axis Hold inside, the top of four groups of threaded rods (11) front left side, left rear side, forward right side and the right side with mounting plate (9) bottom end respectively Rear side connection, and the bottom end of four groups of threaded rods (11) is inserted into respectively and spiral shell is filled to inside the top of four groups of screwed pipes (12), institute Stating four groups of fixture nuts (13), spiral shell encapsulation is located at outside the bottom end of four groups of threaded rods (11) respectively, and four groups of fixture nuts (13) bottom end is contacted with the locking of the top of four groups of screwed pipes (12), and the bottom end of the mounting plate (9) is provided with multiple groups peace Through-hole is filled, and the bottom end of the equal self installation plate (9) in top of multiple groups installation bolt (10) is each passed through multiple groups installation through-hole Inside, and the top of multiple groups installation bolt (10) extend out to the top external world of mounting plate (9)；Further include upper left fixed plate, Two groups of left fixing bolts (14), upper left curved splint, lower-left curved splint (15), lower-left fixed plates (16), upper right fixed plate, the right side Upper curved splint, bottom right curved splint, bottom right fixed plate and two groups of right fixing bolts, the bottom end of the upper left curved splint and institute The top outer wall for stating air inlet pipe (2) is adjacent to, and the bottom end of the upper left fixed plate and the top of the upper left curved splint are right Side connection, the inner transverse of upper left fixed plate is provided with upper left tapped through hole, and the left end outer wall of the noise reduction shell (1) is upper Side and downside are provided with two groups of left-hand thread holes, are adjacent on the upside of the right end of the upper left fixed plate and the left end outer wall of noise reduction shell (1), And the top of the lower-left curved splint (15) and the bottom end outer wall of the air inlet pipe (2) are adjacent to, and the lower-left is fixed It is connect on the right side of the top of plate (16) and the bottom end of the lower-left curved splint (15), the inner transverse setting of lower-left fixed plate (16) There is lower-left tapped through hole, and is adjacent on the downside of the right end of lower-left fixed plate (16) and the left end outer wall of the noise reduction shell (1), and The right end of two groups of left fixing bolts (14) is each passed through a left side from the left end of upper left fixed plate and lower-left fixed plate (16) respectively Inside upper tapped through hole and lower-left tapped through hole, and the right end of two groups of left fixing bolts (14) extend out to upper left fixed plate respectively It is inserted into respectively with the right end external world of lower-left fixed plate (16) and spiral shell is filled to inside upper left threaded hole and lower-left threaded hole, the upper right The bottom end of curved splint and the top outer wall of the escape pipe (3) are adjacent to, and the bottom end of the upper right fixed plate and the right side The top left hand of upper curved splint connects, and the inner transverse of upper right fixed plate is provided with upper right tapped through hole, and the noise reduction The upper side and lower side of the right end outer wall of shell (1) is provided with two groups of right-hand thread holes, the left end and noise reduction shell (1) of the upper right fixed plate Right end outer wall on the upside of be adjacent to, and the top of the bottom right curved splint and the bottom end outer wall of the escape pipe (3) are adjacent to, and And connect on the left of the top of the bottom right fixed plate and the bottom end of the bottom right curved splint, the inner transverse of bottom right fixed plate is set It is equipped with bottom right tapped through hole, and is adjacent on the downside of the left end of bottom right fixed plate and the right end outer wall of the noise reduction shell (1), and institute The left end for stating two groups of right fixing bolts is each passed through upper right tapped through hole from the right end of upper right fixed plate and bottom right fixed plate respectively Inside the tapped through hole of bottom right, and the left end of two groups of right fixing bolts extend out to upper right fixed plate and bottom right fixed plate respectively The left end external world is inserted into respectively and spiral shell is filled to inside upper right threaded hole and bottom right threaded hole.

2. a kind of stable type mobile muffler for facilitating installation as described in claim 1, which is characterized in that further include upper installation Seat (17) and lower mounting seat (18), the top of the upper mounting seat (17) are connect with the top inner wall of the sound absorption cavity, and on The bottom end of mounting base (17) has laterally been placed equidistant with mounting groove in multiple groups, the bottom end of the lower mounting seat (18) and the sound absorption cavity The connection of bottom end inner wall, and the top of lower mounting seat (18) has laterally been placed equidistant with mounting groove under multiple groups, the multiple groups sound-absorbing The top of plate (4) is inserted into the bottom inner portion of mounting groove in multiple groups respectively, and the bottom end of the multiple groups abatvoix (4) is inserted respectively Under entering to multiple groups inside the top of mounting groove.

3. a kind of stable type mobile muffler for facilitating installation as claimed in claim 2, which is characterized in that further include in multiple groups Damping spring under damping spring (19) and multiple groups, damping spring (19) is separately positioned on mounting groove in the multiple groups in the multiple groups Inside, and the top of damping spring (19) is connect with the top inner wall of mounting groove in multiple groups respectively in multiple groups, damping in multiple groups The bottom end of spring (19) is connect with the top of the multiple groups abatvoix (4) respectively, and damping spring is separately positioned under the multiple groups Under multiple groups inside mounting groove, and the bottom end of damping spring connects with the bottom end inner wall of mounting groove under the multiple groups respectively under multiple groups It connects, the top of damping spring is connect with the bottom end of the multiple groups abatvoix (4) respectively under multiple groups.

4. a kind of stable type mobile muffler for facilitating installation as claimed in claim 3, which is characterized in that the multiple groups sound-absorbing It is provided with sound-absorbing chamber inside plate (4), and is provided with multiple groups on the outer wall of multiple groups abatvoix (4) and runs through through-hole, it is described Multiple groups sound-absorbing chamber interior has been filled with metallic fiber sound-absorbing material (20).

5. a kind of stable type mobile muffler for facilitating installation as claimed in claim 4, which is characterized in that further include backplate (21) and multiple groups fastening bolt (22), the backplate (21) are located at the bottom end of the noise reduction shell (1), and the top of backplate (21) It is adjacent to the bottom end outer wall of noise reduction shell (1), and backplate (21) is securedly mounted to noise reduction by the multiple groups fastening bolt (22) On the bottom end outer wall of shell (1).

6. a kind of stable type mobile muffler for facilitating installation as claimed in claim 5, which is characterized in that the upper left arc Clamping plate, lower-left curved splint (15), upper right curved splint and bottom right curved splint inner sidewall on be provided with multiple groups anti-slop serrations (23).