CN220395818U - Automobile exhaust pipe with shock absorption and noise reduction functions - Google Patents

Abstract

The utility model relates to the technical field of automobile exhaust pipes and discloses an automobile exhaust pipe with a vibration and noise reduction function, which comprises a mounting plate, wherein an exhaust pipe body is arranged on the left side of the mounting plate, two stabilizing plates positioned on two sides of the exhaust pipe body are fixedly connected on the left side of the mounting plate, one side, close to each other, of each stabilizing plate is rotatably connected with the same stabilizing screw rod through a connecting bearing seat, and the top end and the bottom end of each stabilizing screw rod penetrate through the stabilizing plates and are fixedly connected with stabilizing knobs. According to the utility model, the effect of counteracting the vibration impact force effectively by utilizing the centrifugal force of circular motion is further achieved, and the effect of effectively damping the middle part of the exhaust pipe body is further achieved, so that the effects of improving the service stability of the exhaust pipe body and reducing noise are achieved by fixing the tail part of the exhaust pipe body and preventing shaking and effectively damping the middle part of the exhaust pipe body.

Description

Automobile exhaust pipe with shock absorption and noise reduction functions

Technical Field

The utility model relates to the technical field of automobile exhaust pipes, in particular to an automobile exhaust pipe with vibration and noise reduction functions.

Background

The automobile exhaust corrugated pipe is also called an automobile exhaust pipe hose, and is installed in an exhaust pipe between an engine exhaust branch pipe and a muffler, so that the whole exhaust system is in flexible connection, thereby playing the roles of reducing vibration and noise, facilitating installation and prolonging the service life of the exhaust noise elimination system.

Along with the rapid development of the automobile exhaust pipe, the requirement on the automobile exhaust pipe is also improved, but the noise is larger and the installation stability is influenced at the same time because of shaking of the tail part and vibration of the middle part of the existing automobile exhaust pipe, so that a certain hidden danger exists.

Disclosure of Invention

The utility model aims to solve the defects existing in the prior art, such as: the existing automobile exhaust pipe has the defects that the noise is large due to shaking of the tail part and vibration of the middle part, meanwhile, the installation stability is affected, a certain hidden danger exists, and the automobile exhaust pipe with the vibration and noise reduction functions is provided.

In order to achieve the above purpose, the present utility model adopts the following technical scheme:

the utility model provides an automobile exhaust pipe with shock attenuation function of making an uproar, includes the mounting panel, the left side of mounting panel is provided with the blast pipe body, the left side fixedly connected with of mounting panel is located two stabilizer plates of blast pipe body both sides, two one side that the stabilizer plate is close to each other rotates through connecting the bearing frame and is connected with same stabilizer screw, stabilizer screw's top and bottom all run through stabilizer plate and fixedly connected with stability knob, threaded connection has two grip blocks of upper and lower symmetry on stabilizer screw's the surface, two the internal thread opposite direction of grip block, two limit grooves of upper and lower symmetry have been seted up in the front of blast pipe body, two one side that the grip block is close to each other is through limit pole sliding connection on the internal surface of limit groove, two one side fixedly connected with that the stabilizer plate is close to each other is located the grip block right side and is located the stabilizer ring in the blast pipe body outside.

The utility model discloses a damping device for the exhaust pipe of the automobile, including the stabilizer ring, the arc wall has been offered to the stabilizer ring on the internal surface, the arc wall has been offered on the surface of arc wall, sliding connection has the sliding block on the surface of arc wall, two transfer lines of symmetry have been connected with through first hinge rotation on the surface of sliding block, two the transfer line is kept away from the one end of shock wall and is connected with same laminating board through the second hinge rotation, one side that the transfer line was kept away from to the laminating board is laminated with the surface of blast pipe body.

Preferably, both sides of the sliding block are fixedly connected to the inner surface of the arc-shaped groove through buffer springs.

Preferably, one side of the damping hemisphere, which is close to one another, is fixedly connected with one side of the damping hemisphere, which is close to one another, through a reset spring.

Preferably, the left side surface of the clamping plate is arc-shaped, and the radian of the left side surface of the clamping plate is between fifteen degrees and forty-five degrees.

Preferably, the number of the damper hemispheres on the inner surface of the stabilizing ring is not less than six, and not less than six damper hemispheres are in an annular array.

Preferably, the number of the stabilizing rings is not less than three, and not less than three stabilizing rings are in a rectangular array.

Preferably, two mounting bolts which are vertically symmetrical are arranged on the left side of the mounting plate.

Preferably, the inner wall of the exhaust pipe body is fixedly connected with a sound absorbing ball through a connecting plate, and the outer surface of the sound absorbing ball is provided with sound absorbing small holes.

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

according to the utility model, the stabilizing knob is used for effectively controlling the stabilizing screw to rotate, the two clamping plates move towards one side close to each other under the limit of the limiting rod through the rotation of the stabilizing screw, the clamping stabilization effect on the tail part of the exhaust pipe body is effectively achieved through the mutual approaching of the two clamping plates, further the shaking effect of the tail part of the exhaust pipe of an automobile in the use process is effectively avoided, the damping hemisphere arranged on the inner surface of the stabilizing ring is used for effectively controlling the transmission rod to squeeze the sliding block when the middle part of the exhaust pipe body shakes, the sliding block is subjected to the action of circumferential movement on the inner surface of the arc-shaped groove under the action of the buffering spring through the squeezing, further the action of effectively counteracting the shock impact force through the centrifugal force of the circumferential movement is achieved, further the effective damping effect on the middle part of the exhaust pipe body is achieved, and the effects of improving the use stability and noise reduction of the exhaust pipe body are achieved through the fixing shaking prevention of the tail part of the exhaust pipe body and the effective damping of the middle part of the exhaust pipe body.

Drawings

FIG. 1 is a schematic elevational view of the present utility model;

FIG. 2 is a schematic diagram of the left-hand structure of the upper clamping plate of the present utility model;

FIG. 3 is a schematic left-hand structural view of the stabilizer ring of the present utility model;

fig. 4 is an enlarged view at a in fig. 3;

FIG. 5 is a schematic view of the bottom view of the upper damper hemisphere of the present utility model;

fig. 6 is a schematic front view of the internal structure of the exhaust pipe body according to the present utility model.

In the figure: 1. a mounting plate; 2. an exhaust pipe body; 3. installing a bolt; 4. a stabilizing plate; 5. a stabilizing screw; 6. a stabilization knob; 7. a clamping plate; 8. defining a slot; 9. a limiting rod; 10. a stabilizing ring; 11. bonding plates; 12. a transmission rod; 13. a shock absorbing hemisphere; 14. a sliding block; 15. a buffer spring; 16. an arc-shaped groove; 17. a return spring; 18. a connecting plate; 19. a sound-absorbing ball; 20. and the sound absorption holes are formed.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.

In the description of the present utility model, it should be understood that the terms "upper," "lower," "front," "rear," "left," "right," "top," "bottom," "inner," "outer," and the like indicate or are based on the orientation or positional relationship shown in the drawings, merely to facilitate description of the present utility model and to simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

Referring to fig. 1-6, an automobile exhaust pipe with vibration/noise reduction function, including mounting panel 1, the left side of mounting panel 1 is provided with blast pipe body 2, the left side of mounting panel 1 is provided with two mounting bolts 3 of bilateral symmetry, the left side fixedly connected with of mounting panel 1 is located two stabilizer bars 4 of blast pipe body 2 both sides, one side that two stabilizer bars 4 are close to each other is rotated through the connecting bearing frame and is connected with same stabilizer screw 5, stabilizer screw 5's top and bottom all run through stabilizer bars 4 and fixedly connected with stabilizer knob 6, threaded connection has two grip blocks 7 of bilateral symmetry on stabilizer screw 5's the surface, the shape of grip block 7 left surface is the arc, the radian of grip block 7 left surface is between fifteen degrees to forty-five degrees, the internal thread opposite direction of two grip blocks 7, two limit grooves 8 of bilateral symmetry have been seted up on the front of blast pipe body 2, one side that two grip blocks 7 are close to each other is through limit pole 9 sliding connection on the internal surface of limit groove 8, one side that two stabilizer bars 4 are close to each other is fixedly connected with and is located grip block 7 right side and is located blast pipe body 2 and is not less than three stable rings 10 in number of stable arrays 10.

The inner surface of the stabilizing ring 10 is provided with damping hemispheres 13, the number of the damping hemispheres 13 on the inner surface of the stabilizing ring 10 is not less than six, the damping hemispheres 13 are not less than six and are in an annular array, an arc-shaped groove 16 is formed in the outer surface of the damping hemispheres 13, sliding blocks 14 are connected to the outer surface of the arc-shaped groove 16 in a sliding mode, two sides of each sliding block 14 are fixedly connected to the inner surface of the arc-shaped groove 16 through buffer springs 15, two symmetrical transmission rods 12 are rotationally connected to the outer surface of each sliding block 14 through a first hinge, one side, close to each other, of each transmission rod 12 is fixedly connected to one side, far away from the damping hemispheres 13, of each transmission rod 12 is rotationally connected to the same laminating plate 11 through a second hinge, one side, far away from each transmission rod 12, of each laminating plate 11 is laminated with the outer surface of the exhaust pipe body 2, sound absorbing small holes 20 are formed in the outer surface of each damping hemispheres 19 through connecting plates 18, sound absorbing small holes 20 are formed in the inner wall of the exhaust pipe body 2, sound absorbing noise inside the exhaust pipe body 2 is effectively absorbed through the sound absorbing small holes 20, and the sound absorbing small holes 20 are used for achieving the effect of noise reduction.

According to the device, when a user uses the device, the stabilizing knob 6 is used for effectively controlling the stabilizing screw 5 to rotate, the stabilizing screw 5 rotates to enable the two clamping plates 7 to move towards one side close to each other under the limit of the limiting rod 9, the clamping and stabilizing effects on the tail of the exhaust pipe body 2 are achieved through the fact that the two clamping plates 7 are close to each other, further the shaking effect on the tail of the exhaust pipe of an automobile in the using process is effectively avoided, the damping hemispheres 13 arranged on the inner surface of the stabilizing ring 10 are used for effectively controlling the transmission rod 12 to squeeze the sliding block 14 when the middle part of the exhaust pipe body 2 shakes, the sliding block 14 is squeezed to perform the circular motion effect on the inner surface of the arc-shaped groove 16 under the effect of the damping spring 15, further the vibration impact force is effectively counteracted through the centrifugal force of the circular motion, further the effective shock absorption effect on the middle part of the exhaust pipe body 2 is achieved, and therefore the effects of fixing and shaking prevention on the tail of the exhaust pipe body 2 and effective shock absorption on the middle part of the exhaust pipe body 2 are achieved, and the stability in use and the noise reduction effect of the exhaust pipe body 2 are achieved.

The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.

It is noted that relational terms such as first and second, and the like are 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. Moreover, 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.

Claims (8)

1. The utility model provides an automobile exhaust pipe with vibration/noise reduction function, includes mounting panel (1), its characterized in that, the left side of mounting panel (1) is provided with blast pipe body (2), the left side fixedly connected with of mounting panel (1) is located two stabilizer bars (4) of blast pipe body (2) both sides, two one side that stabilizer bars (4) are close to each other is rotated through the connecting bearing frame and is connected with same stabilizer screw (5), the top and the bottom of stabilizer screw (5) are all run through stabilizer bars (4) and fixedly connected with stabilizer knob (6), threaded connection has two grip blocks (7) of upper and lower symmetry on the surface of stabilizer screw (5), two the internal thread direction of grip blocks (7) are opposite, two limit grooves (8) of upper and lower symmetry are seted up in the front of blast pipe body (2), one side that two grip blocks (7) are close to each other is through limit pole (9) sliding connection on the internal surface of limit groove (8), two one side that stabilizer bars (4) are close to each other is fixedly connected with and is located grip block (7) and is located outside stabilizer ring (10) of blast pipe body (2);

be provided with shock attenuation hemisphere (13) on the internal surface of stabilizer ring (10), arc wall (16) have been seted up on the surface of shock attenuation hemisphere (13), sliding connection has sliding block (14) on the surface of arc wall (16), two transfer lines (12) that are connected with the symmetry are rotated through first hinge on the surface of sliding block (14), two the one end that shock attenuation hemisphere (13) was kept away from to transfer line (12) is rotated through the second hinge and is connected with same laminating board (11), one side that transfer line (12) were kept away from to laminating board (11) is laminated with the surface of blast pipe body (2).

2. The automobile exhaust pipe with the shock absorption and noise reduction functions according to claim 1, wherein two sides of the sliding block (14) are fixedly connected to the inner surface of the arc-shaped groove (16) through buffer springs (15).

3. An automobile exhaust pipe with vibration and noise reduction functions according to claim 1, characterized in that one side of the vibration-reducing hemisphere (13) is fixedly connected with one side of the two transmission rods (12) which are close to each other through a return spring (17).

4. The automobile exhaust pipe with the vibration and noise reduction function according to claim 1, wherein the left side surface of the clamping plate (7) is arc-shaped, and the radian of the left side surface of the clamping plate (7) is between fifteen degrees and forty-five degrees.

5. An automobile exhaust pipe with vibration/noise reduction function according to claim 1, wherein the number of vibration/noise reduction hemispheres (13) on the inner surface of the stabilizer ring (10) is not less than six, and not less than six vibration/noise reduction hemispheres (13) are in an annular array.

6. An automobile exhaust pipe with vibration/noise reduction function according to claim 1, wherein the number of the stabilizer rings (10) is not less than three, and not less than three of the stabilizer rings (10) are in a rectangular array.

7. An automotive exhaust pipe with vibration/noise reduction function according to claim 1, characterized in that the left side of the mounting plate (1) is provided with two mounting bolts (3) which are symmetrical up and down.

8. The automobile exhaust pipe with the vibration and noise reduction function according to claim 1, wherein a sound absorbing ball (19) is fixedly connected to the inner wall of the exhaust pipe body (2) through a connecting plate (18), and sound absorbing small holes (20) are formed in the outer surface of the sound absorbing ball (19).