TWM600342U - Exhaust adjustment device - Google Patents

Abstract

This creation proposes an exhaust regulating device, comprising: an outer tube with a longitudinally extending outer tube body, wherein the outer tube body is provided with a plurality of first holes; an inner sleeve is arranged in the outer tube, the The inner sleeve includes a longitudinally extending inner tube body, wherein the inner tube body is provided with a plurality of second holes; a connecting piece is used to install the inner sleeve longitudinal axis in the outer sleeve, wherein the The outer sleeve or the inner sleeve can rotate relative to each other with a longitudinal axis as the center, and the overlap area of the first and the plurality of second holes is through the relative between the outer sleeve and the inner sleeve Rotational adjustment; further adjust the amount of gas discharged through the exhaust regulating device, and also adjust the volume of the gas discharged.

Description

Exhaust regulator

This creation is related to an exhaust regulating device, especially an exhaust regulating device installed in the exhaust pipe of a vehicle with the function of regulating sound volume and air flow.

Today’s environmentally conscious platform, taking locomotives as an example of transportation, when riding a locomotive on the road, its exhaust sound is likely to become a nuisance to the people during the quiet late night rest time. Therefore, when riding a motorcycle, how to adjust the exhaust volume according to the timing has become an important issue.

Therefore, there are exhaust pipes for adjusting the exhaust volume. For example, the Republic of China Patent Publication No. M389161 "Adjustable Exhaust Pipe", the patent technology discloses that the adjusting blade is arranged in the exhaust pipe. , The way that the adjusting blade is arranged in the exhaust pipe mouth will cause the problem of difficult maintenance; and the use of the drive motor and the electronic device will increase the manufacturing cost, and the electronic device will be in a high-temperature environment, which will lead to faster parts loss.

For another example, the Republic of China Patent Publication No. 437847 (Application No. 089212635) has a new patent for "Structural Improvement of Silencer Cover for Exhaust Tail Pipe". The silencer cover is inserted through the outlet of the inner pipe of the exhaust tail pipe. The sound-absorbing effect is increased by the sound-absorbing cotton between the fixed seat and the sound-absorbing cover and the mesh on the sleeve and the sound-absorbing cover; however, the silencer plug cover structure cannot adjust the exhaust volume of the exhaust pipe. The exhaust sound volume cannot be adjusted in a timely manner, which does not meet the needs of users.

This creation is to solve the above-mentioned problem of the knowledge technology, and propose an exhaust regulating device.

This creation proposes an exhaust regulating device, comprising: an outer tube with a longitudinally extending outer tube body, wherein the outer tube body is provided with a plurality of first holes; an inner sleeve is arranged in the outer tube, the The inner sleeve includes a longitudinally extending inner tube body, wherein the inner tube body is provided with a plurality of second holes; a connecting piece is used to install the inner sleeve longitudinal axis in the outer sleeve, wherein the The outer sleeve or the inner sleeve can rotate relative to each other with a longitudinal axis as the center, and the overlap area of the first and the plurality of second holes is through the relative between the outer sleeve and the inner sleeve Rotational adjustment; further adjust the amount of gas discharged through the exhaust regulating device, and also adjust the volume of the gas discharged.

According to an embodiment of the present invention, the connecting member is a ring-shaped body, which includes a through opening at the center thereof.

According to an embodiment of the present invention, an inner ring seat is provided on the connecting piece, and the inner sleeve further includes a rim, and the rim is sleeved on the inner ring seat.

Wherein the rim is provided with at least one through hole, the inner ring seat is provided with a fixing hole, and the through hole can be provided by a fixing member in a fixing hole that penetrates the through hole and is fixed on the inner ring seat, so that The inner sleeve and the connecting piece are longitudinally fixed.

According to an embodiment of the invention, the through hole on the rim is an arc-shaped through hole.

In one embodiment, the outer sleeve is fixed at the other end of the ring-shaped body relative to the inner ring seat, and the first channel communicates with the through opening, and the inner sleeve is sleeved by the inner ring seat through the through opening It enters into the first channel of the outer sleeve, and can rotate relative to the outer sleeve and the inner ring around the longitudinal axis.

According to an embodiment of the invention, the arc-shaped through hole is used to adjust the relative rotation angle between the outer sleeve and the inner sleeve.

According to an embodiment of the present invention, the first and second pipe bodies include a plurality of rows of holes, and the holes are arranged at equal intervals in the longitudinal direction.

According to an embodiment of the present invention, the first and second holes are arranged in a longitudinally offset manner.

According to an embodiment of the present invention, the first and second holes can be circular, elliptical, polygonal, etc.

According to an embodiment of the present invention, the outer sleeve and the inner sleeve can rotate at different speeds or in different directions with respect to the connecting piece with the longitudinal axis as the center.

According to an embodiment of the present invention, the other end of the outer sleeve away from the inner ring seat is a closed end.

The above-mentioned closed end has an outwardly convex shape.

According to an embodiment of the present invention, the exhaust gas regulating device can be arranged at the inlet or outlet of a vehicle exhaust pipe.

The structure, ratio, size, etc. shown in the drawings in this manual are only used to match the content disclosed in the manual for the understanding and reading of those who are familiar with the art, and are not used to limit the implementation of this creation. Conditions, any modification of the structure, change of the proportional relationship or adjustment of the size, without affecting the effect and purpose of the creation, should still fall within the scope of the technical content disclosed in this creation. Within range.

The authoring concept will now be described more fully below with reference to the accompanying drawings. Illustrated embodiments are shown in the drawings. However, the concept of creation can be embodied in many different forms and should not be interpreted as being limited to the embodiments described herein. On the contrary, these embodiments are only presented as examples, making the description of this case thorough and complete, and fully conveying the scope of the creative concept to those who are familiar with the art. Similar numbers refer to similar elements throughout the description.

Figure 1 schematically shows an exhaust regulating device of this invention. As shown in FIG. 2, the exhaust regulating device includes an outer tube 1 including an outer tube body 10 extending longitudinally along a longitudinal axis L. In a preferred embodiment, the outer tube body 10 is a cylinder. The outer tube body 10 is provided with a plurality of first holes 11 and a longitudinal first channel 12; an inner sleeve 2 is provided in the outer sleeve 1, and the inner sleeve 2 includes a longitudinal axis L along the longitudinal axis L The inner tube body 20 extends; wherein the inner tube body 20 is provided with a plurality of second holes 21 and a longitudinal second channel 22. The plurality of first holes 11 and the second 21 are at least partially overlapped, and in a preferred embodiment, the plurality of first holes 11 and the second 21 are holes of the same shape and size.

In this embodiment, the inner sleeve 2 further includes a rim 23 that extends radially away from the longitudinal axis with respect to the longitudinal axis L; the diameter of the rim 23 is larger than that of the inner tube body 20 At least one arc-shaped through hole 23a is provided on the rim 23.

The exhaust regulating device further includes a connecting member 3; the connecting member 3 is a ring-shaped body including a ring-shaped body 30, which includes a through opening 31 disposed at the center thereof. In a preferred embodiment, the connecting member 3 has an inner ring seat 32, and at least one fixing hole 33 is provided on the inner ring seat 32. The fixing hole 33 is set to match the arc-shaped through hole 23a, so the inner ring seat 32 The sleeve 2 can penetrate a fixing member 4, such as a bolt or a rivet, and penetrate the arc-shaped through hole 23a and the fixing hole 33 to make the inner sleeve 2 and the connecting member 3 longitudinally fixed.

As shown in FIG. 2, in a preferred embodiment, the outer sleeve 1 extends from below the connecting piece 3, from the opening 12 toward the connecting piece 3, and sleeves upwards on the connecting piece 3; and the inner sleeve 2 From one end of the connecting piece 3, the rim 23 faces the inner ring seat 32 and passes through the connecting piece 3. One end of the outer sleeve 1 is directly pressed against the inner side of the ring-shaped body 30 of the connecting member 3; and the inner sleeve is arranged on the inner ring seat 32 through the rim 23, so that the outer sleeve 1 and the inner sleeve 2 are connected to the connecting piece 3. Therefore, as shown in FIG. 3, the upper surface of the opening 12 of the outer sleeve 1 is aligned with the lower surface of the rim 23 of the inner sleeve 2.

As shown in FIG. 3, the other end of the outer sleeve 1 away from the ring-shaped body 30 has a closed end 13; and the closed end 13 has an outwardly convex shape. The arc convex shape can be used to guide the passing airflow to flow more smoothly.

As shown in Figures 4-5, the outer sleeve 1 or the inner sleeve 2 can rotate relative to each other with the longitudinal axis L as the center. In a preferred embodiment, the outer tube 1 is rotatably fixed to the connecting member 3, so the outer tube 1 cannot rotate relative to the connecting member 3. The inner sleeve 2 is rotatable relative to the outer sleeve 1 and the connecting member 3 about the longitudinal axis L.

In a preferred embodiment, the inner sleeve 2 is provided with a set of symmetrically arranged arc-shaped through holes 23a on the rim 23, and the connecting member 3 is provided with a set of fixing holes at positions corresponding to the arc-shaped through holes 23a. 33; When you want to adjust the air displacement, you only need to loosen the fixing member 4 and rotate the inner sleeve 2 to adjust the overlapping area of the plurality of first holes 11 and the plurality of second holes 21, and control the row The air volume then achieves the effect of changing the sound volume of the exhaust pipe; and the arc-shaped through hole 23a can limit the rotation angle of the inner sleeve 2 to achieve precise control of the exhaust volume and avoid the problem of excessive rotation of the user.

Through the rotation of the inner sleeve 2 relative to the outer sleeve 1, the overlapping area of the plurality of first holes 11 and the plurality of second holes 21 can be adjusted accordingly. As shown in FIG. 4 for a rotating position, at this time, the plurality of first holes 11 and the plurality of second holes 21 are almost completely overlapped, and the overlap area is the largest at this time. As shown in FIG. 5 for another rotation position, the plurality of first holes 11 and the plurality of second holes 21 are partially overlapped at this time, and the overlap area is reduced, as shown in FIG. 6.

In actual use, as shown in Figure 7, the exhaust regulating device can be set at the inlet or outlet end of an exhaust pipe 5, wherein the nozzles of the outer casing 1 and the openings of the inner casing 2 are Set toward the outlet end of the exhaust pipe; the flow direction of the airflow is shown by the arrow. In use, the airflow of the exhaust pipe is discharged through the plurality of first holes 11 and the plurality of second holes 21, so the relative rotational movement between the outer sleeve 1 and the inner sleeve 2 adjusts the The overlapping area of the plurality of first holes 11 and the plurality of second holes 21 further adjusts the amount of gas discharged through the exhaust regulating device, and also regulates the volume of the gas discharged.

The concept of creation has been roughly described above with reference to some examples. However, the above description is for easy understanding by those familiar with the technology, so in addition to the examples disclosed above, there may be other embodiments within the scope of the creative concept defined by the appended claims.

1: Outer tube 10: Outer tube body 11: The first hole 12: First channel 13: closed end 2: inner casing 20: inner tube body 21: second hole 22: Second channel 23: Flange 23a: curved through hole 3: connecting piece 30: Ring body 31: Through mouth 32: Ring-shaped inner wall 33: fixing hole 4: Fixed parts 5: Exhaust pipe L: vertical axis

Specific embodiments of the authoring concept will now be described by way of example with reference to the drawings. The drawings include: Figure 1 schematically shows an exhaust gas regulating device. Figure 2 is an exploded schematic diagram of the components of Figure 1. Figure 3 is a cross-sectional view of the exhaust gas regulating device shown in Figure 1. Fig. 4 is a top view of the exhaust regulating device shown in Fig. 1 in a rotating position. Fig. 5 is a plan view of the exhaust gas regulating device shown in Fig. 1 in another rotating position Fig. 6 shows the exhaust gas adjusting device shown in Fig. 1 rotating from the first rotating position to the second rotating position. Fig. 7 shows the exhaust regulating device shown in Fig. 1 arranged in an exhaust pipe.

1: Outer tube

10: Outer tube body

11: The first hole

12: First channel

2: inner casing

20: inner tube body

21: second hole

22: Second channel

23: Flange

23a: curved through hole

3: connecting piece

30: Ring body

31: Through mouth

32: Ring-shaped inner wall

33: fixing hole

4: Fixed parts

Claims (10)

An exhaust regulating device, including: An outer tube includes a longitudinally extending outer tube body, wherein the outer tube body is provided with a plurality of first holes; An inner sleeve is disposed in the outer sleeve, the inner sleeve includes a longitudinally extending inner tube body, wherein a plurality of second holes are provided on the inner tube body; A connecting piece for installing the inner sleeve longitudinal axis in the outer sleeve, wherein the outer sleeve or the inner sleeve can rotate relative to each other with a longitudinal axis as the center, wherein the first system and The second at least partially overlaps, and the overlap area of the first and the plurality of second holes is adjusted by the relative rotational movement between the outer sleeve and the inner sleeve. The exhaust gas regulating device according to claim 1, wherein the connecting member is a ring-shaped body with a through opening at the center and an inner ring seat at one end. The exhaust regulating device according to claim 2, wherein the inner sleeve further includes a rim, and the rim is sleeved on the inner ring seat. The exhaust regulating device according to claim 3, wherein the rim is provided with at least one through hole, and the inner ring seat is provided with a fixing hole at a position corresponding to the through hole; and a fixing member is arranged to penetrate the through hole It is fixed on the inner ring seat so that the inner sleeve and the connecting piece are longitudinally fixed. The exhaust regulating device according to claim 4, wherein the through hole may be an arc-shaped through hole. The exhaust regulating device according to claim 2, wherein the outer sleeve is fixed at the other end of the ring-shaped body relative to the inner ring seat, and the first passage is connected to the through opening, and the inner sleeve is The ring seat is sleeved into the first channel of the outer sleeve through the through opening, and can rotate relative to the outer sleeve and the inner ring body with the longitudinal axis as the center. The exhaust regulating device according to claim 7, wherein the outer sleeve and the inner sleeve can be rotated at different speeds or in different directions with respect to the annular body with the longitudinal axis as the center. The exhaust regulating device according to claim 6, wherein the other end of the outer sleeve away from the annular body is a closed end. The exhaust regulating device according to claim 8, wherein the closed end has an outwardly convex shape. The exhaust regulating device described in any one of claims 1 to 9, which can be installed at the inlet or outlet of a vehicle exhaust pipe.

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