Vehicle wheel noise-reducing damper

Abstract

This invention concerns a damper used to reduce the running noise of track wheels. It can absorb wheel vibration, reduce oscillation amplitude and reduce the noise radiation of the wheel. The damper has a damping connector and a damping ring which has an open section; the end of the open section has an angled plane; the damping connector has a pipe-shaped object with two locating objects at the both ends; the locating object has a bar which can get into the pipe-shaped object and a wedge-shaped object which matches the angled plane of the end of the open section; inside the pipe-shaped object is a spring which can push out the two locating objects; each locating object has a locating hole which allows a bar to get through from the pipe-shaped object.

Claims

1. A vehicle wheel noise-reducing damper, comprising a damping connector and a damping ring, wherein: the damping ring has an open section, and one end of the open section has an angled plane; the damping connector has a pipe-shaped object whose length is slightly shorter than a length of the open section of the damping ring; on two ends of the pipe-shaped object, there are two locating objects each having a bar that can get through one end of the pipe-shaped object, and a wedge-shaped object having an angled plane matching the angled plane of the end of the open section of the damping ring; and inside the pipe-shaped object, there is a spring for pushing out the two locating objects at the two ends of the pipe-shaped object.

2. A vehicle wheel noise-reducing damper, comprising a damping connector and a damping ring, wherein: the damping ring has an open section, and one end of the open section has a ladder-shaped surface; the damping connector has a pipe-shaped object whose length is slightly shorter than a length of the open section of the damping ring; on two ends of the pipe-shaped object, there are two locating objects each having a bar that can get through one end of the pipe-shaped object, and a wedge-shaped object having a ladder-shaped surface matching the ladder-shaped surface of the end of the open section of the damping ring; and inside the pipe-shaped object there is a spring for pushing out the two locating objects at the two ends of the pipe-shaped object.

3. The vehicle wheel noise reducing damper according to claim 2, wherein: each locating object has a locating hole to allow a bar to get through the pipe-shaped object and the locating object.

4. The vehicle wheel noise-reducing damper according to claim 2, wherein: one of the two locating objects is fixed to one end of the pipe-shaped object.

5. The wheel noise-reducing damper according to claim 2, wherein: the pipe-shaped object has same peripheral and axial curvature as an installation groove of the damping ring.

6. The vehicle wheel noise reducing damper according to claim 1, wherein: each locating object has a locating hole to allow a bar to get through the pipe-shaped object and the locating object.

7. The vehicle wheel noise-reducing damper according to claim 1, wherein: one of the two locating objects is fixed to one end of the pipe-shaped object.

8. The wheel noise-reducing damper according to claim 1, wherein: the pipe-shaped object has same peripheral and axial curvature as an installation groove of the damping ring.

Description

BRIEF DESCRIPTION OF THE DRAWINGS

(1) FIG. 1 is the structural figure of the damping ring in Example 1 of this invention;

(2) FIG. 2 is the axial section structural figure of the damping ring connector in Example 1 of this invention;

(3) FIG. 3 is the structural figure of the damping ring of Example 2 of this invention;

(4) FIG. 4 is the axial section structural figure of the damping ring connector in Example 2 of this invention;

(5) FIG. 5 is the structural figure of the damping ring in Example 3 of this invention;

(6) FIG. 6 is the axial section structural figure of the damping ring connector in Example 3 of this invention;

(7) FIG. 7 is the structural figure of the damping ring in Example 4 of this invention;

(8) FIG. 8 is the axial section structural figure of the damping ring connector in Example 4 of this invention;

(9) FIG. 9 is the structural figure of the damping ring in Example 5 of this invention;

(10) FIG. 10 is the axial section structural figure of the damping ring connector in Example 5 of this invention;

(11) FIG. 11 is the structural figure of the damping ring in Example 6 of this invention; and

(12) FIG. 12 is the axial section structural figure of the damping ring connector in Example 6 of this invention.

(13) In the attached figures, the damping ring connector has a left-right symmetrical structure and therefore the figures only presents half of the symmetrical structure and skips the other half.

DETAILED DESCRIPTION OF THE INVENTION

(14) In Example 1 demonstrated in FIG. 1 and FIG. 2, the connector has a pipe-shaped object 1 which is slightly shorter than the open section 12 of the damping ring; at the two ends of the pipe-shaped object 1 are two locating objects 2 that has a bar 3 which can get through the pipe-shaped object 1 and a wedge-shaped object 4 which matches the angled plane (shown with dashed lines) of the end of the damping ring. Inside the pipe-shaped object 1 there is a spring 5 which can push out the two locating objects 2 at the two ends of the pipe-shaped object 1; the locating object 2 has a locating hole 6 through which a locating bar 7 can get into from the pipe-shaped object 1 to fix the location of the locating object 2; when the locating bars 7 are pulled out, the locating objects are pushed out by the spring and connected with the damping ring.

(15) The damping ring 11 is a round metal ring with an open section 12 whose ends are comprised of a plane roughly in the radical direction and an angled plane facing the outside of the damping ring.

(16) When the damping ring 11 is installed in the installation groove (not shown in the figures), the angled plane matches the end of the connector. With the interacting effect on the damping ring, connector and the wheel installation groove in the axial, radical and peripheral directions, the damping ring and connector are strongly attached to the wheel.

(17) In Example 2 demonstrated in FIG. 3 and FIG. 4, the connector has a pipe-shaped object 1 which is slightly shorter than the open section 12 of the damping ring; at the two ends of the pipe-shaped object 1 are two locating objects 2 that has a bar 3 which can go through the pipe-shaped object 1 and a wedge-shaped object 4 which matches the ladder-shaped surface (shown by dashed lines) of the end of the damping ring. Inside the pipe-shaped object 1 there is a spring 5 which can push out the two locating objects 2 at the two ends of the pipe-shaped object 1; the locating object 2 has a locating hole 6 through which a locating bar 7 is can get into the pipe-shaped object 1 to fix the location of the locating object 2; when the locating bars 7 are pulled out, the locating objects are pushed out by the spring and connected with the damping ring 11.

(18) The damping ring 11 is a round metal ring with an open section 12 whose ends are comprised of a plane roughly in the radical direction and an ladder-shaped surface facing the outside of the damping ring.

(19) When the damping ring 11 is installed in the installation groove (not shown in the figures), the ladder-shaped surface matches the end of the connector. With the interacting effect on the damping ring, connector and the wheel installation groove in the axial, radical and peripheral directions, the damping ring and connector are strongly attached to the wheel.

(20) In Example 3 demonstrated in FIG. 5 and FIG. 6, the connector has a pipe-shaped object 1 which is slightly shorter than the open section 12 of the damping ring; at the two ends of the pipe-shaped object 1 are two locating objects 2 that has a bar 3 which can go through the pipe-shaped object 1 and a wedge-shaped object 4 which matches the angled plane (shown with dashed lines) of the end of the damping ring. Inside the pipe-shaped object 1 there is a spring 5 which can push out the two locating objects 2 at the two ends of the pipe-shaped object 1; the locating object 2 has a locating hole 6 through which a locating bar 7 can get into the pipe-shaped object 1 to fix the location of the locating object 2; when the locating bars 7 are pulled out, the locating objects are pushed out by the spring and connected with the damping ring 11.

(21) The damping ring 11 is a round metal ring with a open section 12 whose ends are comprised of a plane roughly in the radical direction and an angled plane facing the outside of the damping ring.

(22) When the damping ring 11 is installed in the installation groove (not shown in the figures), the angled plane matches the end of the connector. With the interacting effect on the damping ring, connector and the wheel installation groove in the axial, radical and peripheral directions, the damping ring and connector are strongly attached to the wheel.

(23) In Example 4 demonstrated in FIG. 7 and FIG. 8, the connector has a pipe-shaped object 1 which is slightly shorter than the open section 12 of the damping ring; at the two ends of the pipe-shaped object 1 are two locating objects 2 that has a bar 3 which can go through the pipe-shaped object 1 and a wedge-shaped object 4 whose angled plane matches the angled plane (shown by dashed lines) of the end of the damping ring. Inside the pipe-shaped object 1 there is a spring 5 which can push out the two locating objects 2 at the two ends of the pipe-shaped object 1; the locating object 2 has a locating hole 6 through which a locating bar 7 can get into the pipe-shaped object 1 to fix the location of the locating object 2; when the locating bars 7 are pulled out, the locating objects are pushed out by the spring and connected with the damping ring.

(24) The damping ring 11 is a round metal ring with an open section 12 whose ends have an angled plane facing the outside of the damping ring.

(25) When the damping ring 11 is installed in the installation groove (not shown in the figures), the angled plane matches the end of the connector. With the interacting effect on the damping ring, connector and the wheel installation groove in the axial, radical and peripheral directions, the damping ring and connector are strongly attached to the wheel.

(26) In Example 5 demonstrated in FIG. 9 and FIG. 10, the connector has a pipe-shaped object 1 which is slightly shorter than the open section 12 of the damping ring; at the two ends of the pipe-shaped object 1 are two locating objects 2 that has a bar 3 which can get through the pipe-shaped object 1 and a wedge-shaped object 4 whose angled plane matches the angled plane (shown by dashed lines) of the end of the damping ring. Inside the pipe-shaped object 1, there is a spring 5 which can push out the two locating objects 2 at the two ends of the pipe-shaped object 1; the locating object 2 has a locating hole 6 through which a locating bar 7 can get into the pipe-shaped object 1 to fix the location of the locating object 2; when the locating bars 7 are pulled out, the locating objects are pushed out by the spring and connected with the damping ring.

(27) The damping ring 11 is a round metal ring with an open section 12 whose ends have an angled plane facing the outside of the damping ring.

(28) When the damping ring 11 is installed in the installation groove (not shown in the figures), the angled plane matches the end of the connector. With the interacting effect on the damping ring, connector and the wheel installation groove in the axial, radical and peripheral directions, the damping ring and connector are strongly attached to the wheel.

(29) In Example 6 demonstrated in FIG. 11 and FIG. 12, the connector has a pipe-shaped object 1 which is slightly shorter than the open section 12 of the damping ring; at the two ends of the pipe-shaped object 1 are two locating objects 2 that has a bar 3 which can get into the pipe-shaped object 1 and a wedge-shaped object 4 whose angled plane matches the angled plane (shown by dashed lines) of the end of the damping ring. Inside the pipe-shaped object 1 there is a spring 5 which can push out the two locating objects 2 at the two ends of the pipe-shaped object 1; the locating object 2 has a locating hole 6 through which a locating bar 7 can get into the pipe-shaped object 1 to fix the location of the locating object 2; when the locating bars 7 are pulled out, the locating objects are pushed out by the spring and connected with the damping ring.

(30) The damping ring 11 is a round metal ring with an open section 12 whose ends are comprised of a plane roughly in the radical direction and an angled plane facing the outside of the damping ring.

(31) When the damping ring 11 is installed in the installation groove (not shown in the figures), the angled plane matches the end of the connector. With the interacting effect on the damping ring, connector and the wheel installation groove in the axial, radical and peripheral directions, the damping ring and connector are strongly attached to the wheel.

(32) In the above-mentioned examples, the length of the open section 12 of the damping ring 11 is determined as such the length of the diameter of the damping ring 11 enables the damping ring 11 to be installed in the groove when the two ends of the open section 12 touches or the damping ring 11 is pushed into the groove continuously after putting one end of the open section 12 of the damping ring 11 into the groove.

(33) In the above-mentioned examples, the pipe-shaped object 1 can be designed with the same degree of radical and axial curvature as that of the installation groove.

(34) In this invention, one of the two locating objects 2 can be fixed to one end of the pipe-shaped object 1 or both of them can be fixed to the pipe-shaped object.