CN211032076U

CN211032076U - Wear-resistant longitudinal composite plate spring suspension

Info

Publication number: CN211032076U
Application number: CN201921822947.5U
Authority: CN
Inventors: 刘旻; 刘雪品
Original assignee: Jiangsu Compositech Co ltd
Current assignee: Jiangsu Compositech Co ltd
Priority date: 2019-10-28
Filing date: 2019-10-28
Publication date: 2020-07-17
Anticipated expiration: 2029-10-28

Abstract

The utility model provides a wear-resisting composite material leaf spring suspension of indulging. The leaf spring comprises a leaf spring body, both ends of the leaf spring body are provided with end inner suspensions, and the end inner suspensions and the leaf spring body are fixed through vertical through fixing screws. The utility model provides a pair of wear-resisting composite material leaf spring suspension of indulging puts, this tip of leaf spring is fixed through the cooperation of suspension in the tip and the outer suspension of tip, and stability is strong, and when carrying out the switching through suspension in the tip and the outer suspension of tip, has reduced the serious wearing and tearing between leaf spring body and the external connection structure, has increased leaf spring body's life. Contact the rotation each other through the ball between suspension in the tip and the tip outer suspension, wearing and tearing are less, and the pivoted is comparatively smooth and easy, and the tip outer suspension is fixed outside the suspension in the tip through an articulated elements and No. two articulated elements cooperations, and only relative vibration offsets stress between the two, has guaranteed can not excessively rotate, influences the position of leaf spring body.

Description

Wear-resistant longitudinal composite plate spring suspension

Technical Field

The utility model relates to a leaf spring field especially relates to a wear-resisting composite material leaf spring suspension of indulging.

Background

The plate spring is long circular arc spring steel with a rectangular cross section. In the most common configuration, the center of the arc provides the location of the axle, while the rings formed at either end are attached to the vehicle chassis. For very heavy vehicles, leaf springs may be made from a plurality of blades stacked together, usually with progressively shorter blades.

In the prior art, when the plate spring and the bottom of a vehicle are installed, the plate spring releases stress along with the traveling of the vehicle, great abrasion is easily generated between the plate spring and a connecting structure of the bottom of the vehicle, the structure of the connecting part is loosened for a long time, the purpose of good stress relief cannot be achieved, and the service life of a plate spring body is shortened.

Therefore, there is a need to provide a wear-resistant longitudinally-arranged composite leaf spring suspension that solves the above-mentioned problems.

SUMMERY OF THE UTILITY MODEL

The utility model provides a wear-resisting composite material leaf spring suspension of indulging has solved the leaf spring body and has received wearing and tearing easily, problem that the life-span is low.

In order to solve the technical problem, the utility model provides a wear-resistant longitudinally-arranged composite plate spring suspension, which comprises a plate spring body, the two ends of the plate spring body are respectively provided with an end part inner suspension, the end part inner suspension and the plate spring body are fixed through a fixing screw which vertically penetrates through, the lower end of the fixing screw is connected with a limit nut in a thread fit way, the limit nut is movably attached to the lower surface of the end inner suspension, the outer part of the end inner suspension is provided with an end outer suspension which is in a concave structure, the concave inner wall of the end outer suspension is attached to the side surface of the end inner suspension, the side surface of the end inner suspension is movably embedded with a plurality of groups of balls, one side of the ball, far away from the inner suspension of the end part, is movably attached to the inner wall of the concave shape of the outer suspension of the end part, and one side, far away from the plate spring body, of the outer suspension of the end part is fixedly welded with a reserved fixing plate.

Preferably, a hard rubber layer is fixedly arranged in the inner wall of the end inner suspension, and the hard rubber layer is movably attached to the surface of the end of the plate spring body.

Preferably, the one side fixed welding that the suspension was kept away from leaf spring body in the tip has an articulated elements, and the bottom surface fixed welding of suspension has No. two articulated elements in the tip, an articulated element and No. two articulated elements all are the cylinder structure.

Preferably, all be provided with first hinge hole on articulated elements and No. two articulated elements, first hinge hole is the round hole column structure and moves towards the setting around.

Preferably, the side face of the end outer suspension is provided with two groups of second hinge holes which penetrate through the inside and the outside, and the second hinge holes and the first hinge holes are arranged correspondingly.

Preferably, the reserved fixing plate is of a rectangular plate-shaped structure, and two groups of reserved fixing holes are formed in the surface of the reserved fixing plate.

Preferably, the width of the end inner suspension is larger than that of the leaf spring body, and the end inner suspension is in a concave structure.

Compared with the prior art, the utility model provides a pair of wear-resisting composite material leaf spring suspension of indulging has following beneficial effect:

the utility model provides a wear-resisting composite material leaf spring suspension of indulging, this tip of leaf spring is fixed through the cooperation of suspension in the tip and the outer suspension of tip, and stability is strong, and when carrying out the switching through suspension in the tip and the outer suspension of tip, has reduced the serious wearing and tearing between leaf spring body and the external connection structure, has increased leaf spring body's life.

The utility model provides a wear-resisting composite material leaf spring suspension of indulging puts contacts the rotation each other through the ball between suspension in the tip and the tip outer suspension, and wearing and tearing are less, and the pivoted is comparatively smooth and easy, and the tip outer suspension is fixed in the tip outer suspension outside through an articulated elements and No. two articulated elements cooperations, and only relative vibration between the two offsets stress, has guaranteed can not excessively rotate, influences the position of leaf spring body.

Drawings

Fig. 1 is a schematic structural diagram of a preferred embodiment of a wear-resistant longitudinally-arranged composite leaf spring suspension according to the present invention;

FIG. 2 is a schematic view showing a connection structure of an end inner suspension and an end outer suspension;

FIG. 3 is a schematic view of the bottom of the leaf spring body of FIG. 2;

fig. 4 is an enlarged schematic view of the structure at a shown in fig. 1.

Reference numbers in the figures: 1. leaf spring body, 2, tip inner suspension, 3, tip outer suspension, 4, solid rubber layer, 5, an articulated elements, 6, No. two articulated elements, 7, set screw, 8, first hinge hole, 9, reservation fixed plate, 10, second hinge hole, 11, reservation fixed orifices, 12, stop nut, 13, ball.

Detailed Description

The present invention will be further described with reference to the accompanying drawings and embodiments.

Please refer to fig. 1, fig. 2, fig. 3 and fig. 4, wherein fig. 1 is a schematic structural diagram of a preferred embodiment of a wear-resistant longitudinally-arranged composite leaf spring suspension according to the present invention; FIG. 2 is a schematic view showing a connection structure of an end inner suspension and an end outer suspension; FIG. 3 is a schematic view of the bottom of the leaf spring body of FIG. 2; fig. 4 is an enlarged schematic view of the structure at a shown in fig. 1. The utility model provides a wear-resisting indulges and puts combined material leaf spring suspension, including leaf spring body 1, leaf spring body 1's both ends all are provided with tip inner suspension 2, it is fixed through vertical through set screw 7 between tip inner suspension 2 and the leaf spring body 1, set screw 7's lower extreme is connected with stop nut 12 through screw-thread fit, stop nut 12 activity laminating is in the lower surface of tip inner suspension 2, tip inner suspension 2's outside is provided with tip outer suspension 3, tip outer suspension 3 is character cut in bas-relief structure, the character cut in bas-relief inner wall laminating of tip outer suspension 3 is in the side of tip inner suspension 2, the side activity of tip inner suspension 2 is inlayed and is had multiunit ball 13, ball 13 keeps away from tip inner suspension 2's one side activity laminating on tip outer suspension 3's character cut in bas-relief inner wall, tip outer suspension 3 keeps away from.

The inner wall of the end inner suspension 2 is fixedly provided with a hard rubber layer 4, the hard rubber layer 4 is movably attached to the end surface of the plate spring body 1, the hard rubber layer 4 reduces abrasion generated when the plate spring body 1 is installed in the end inner suspension 2 and vibrates, the abrasion resistance is high, a certain protection effect is achieved, and the service life of equipment is prolonged.

The one side fixed welding that leaf spring body 1 was kept away from to suspension 2 in the tip has an articulated elements 5, and the bottom surface fixed welding of suspension 2 in the tip has an articulated elements 6 No. two, and an articulated elements 5 and an articulated elements 6 all are the cylinder structure.

All be provided with first hinge hole 8 on articulated elements 5 and No. two articulated elements 6, first hinge hole 8 is the round hole column structure and moves towards the setting around.

The side of the end outer suspension frame 3 is provided with two sets of second hinge holes 10 which are internally and externally penetrated, the second hinge holes 10 and the first hinge holes 8 are correspondingly arranged, and when a set of screw rods are jointly arranged on the corresponding first hinge holes 8 and the second hinge holes 10, the end inner suspension frame 2 and the end outer suspension frame 3 can be fixed.

The reserved fixing plate 9 is of a rectangular plate-shaped structure, two groups of reserved fixing holes 11 are formed in the surface of the reserved fixing plate 9, and the reserved fixing holes 11 are used for shafts and screws to penetrate through and are used for fixing the end portion outer suspension 3 at the bottom of a vehicle, so that connection is convenient.

The width of the end inner suspension 2 is larger than that of the plate spring body 1, the end inner suspension 2 is of a concave structure, and the end inner suspension 2 can stably fix the plate spring body 1.

The utility model provides a pair of wear-resisting composite material leaf spring suspension that indulges theory of operation as follows:

leaf spring body 1 is fixed through the cooperation of tip inner suspension 2 and tip outer suspension 3, leaf spring body 1 passes through set screw 7 to be fixed inside the character cut in bas 2 in the tip, tip outer suspension 3 is connected with the vehicle bottom through reserving fixed plate 9, leaf spring body 1 when offsetting stress, the tip can rotate relatively, and pass corresponding first hinge hole 8 and second hinge hole 10 through the screw rod between tip inner suspension 2 and the tip outer suspension 3 and fix, stable fixed between the two has been realized, only there is a qualitative vibration between tip inner suspension 2 and the tip outer suspension 3, and pass through ball 13 as the contact between tip inner suspension 2 and the tip outer suspension 3, the wearing and tearing that produce between the structure when having reduced the vibration and offsetting stress, the life of equipment has been increased.

1. the utility model provides a wear-resisting composite material leaf spring suspension of indulging, leaf spring body 1 tip is fixed through the cooperation of suspension 2 in the tip and tip outer suspension 3, and stability is strong, and when carrying out the switching through suspension 2 in the tip and tip outer suspension 3, has reduced the serious wearing and tearing between leaf spring body 1 and the external connection structure, has increased leaf spring body 1's life.

2. The utility model provides a wear-resisting composite material leaf spring suspension of indulging puts contacts rotation each other through ball 13 between 2 and the tip outer suspension 3 of suspension in the tip, and wearing and tearing are less, and the pivoted is comparatively smooth and easy, and tip outer suspension 3 fixes in the tip 2 outsides of suspension through an articulated elements 5 and No. two articulated elements 6 cooperations, and only relative vibration between the two offsets stress, has guaranteed can not excessively rotate, influences leaf spring body 1's position.

The above only is the embodiment of the present invention, not limiting the scope of the present invention, all the equivalent structures or equivalent processes of the present invention are used in the specification and the attached drawings, or directly or indirectly applied to other related technical fields, and the same principle is included in the protection scope of the present invention.

Claims

1. The utility model provides a wear-resisting composite material leaf spring suspension of indulging, includes leaf spring body (1), its characterized in that: the both ends of leaf spring body (1) all are provided with tip inner suspension (2), it is fixed through vertical through set screw (7) between tip inner suspension (2) and leaf spring body (1), the lower extreme of set screw (7) is connected with stop nut (12) through screw-thread fit, the lower surface of stop nut (12) activity laminating in tip inner suspension (2), the outside of tip inner suspension (2) is provided with tip outer suspension (3), tip outer suspension (3) are the character cut in bas-relief structure, the character cut in bas-relief inner wall laminating of tip outer suspension (3) in the side of tip inner suspension (2), the side activity of tip inner suspension (2) is inlayed and is had multiunit ball (13), the one side activity laminating that tip inner suspension (2) was kept away from in ball (13) is on the character cut in bas-relief inner wall of tip outer suspension (3), the one side fixed welding that leaf spring body (1) was kept away from to tip outer suspension (3) has reserved fixed plate (9) .

2. A wear-resistant longitudinally placed composite leaf spring suspension according to claim 1, characterized in that a solid rubber layer (4) is fixedly arranged in the inner wall of the end inner suspension (2), and the solid rubber layer (4) is movably attached to the end surface of the leaf spring body (1).

3. The wear-resistant longitudinally-arranged composite plate spring suspension is characterized in that a first hinge part (5) is fixedly welded on one surface, far away from the plate spring body (1), of the end inner suspension (2), a second hinge part (6) is fixedly welded on the bottom surface of the end inner suspension (2), and the first hinge part (5) and the second hinge part (6) are of cylindrical structures.

4. A wear-resistant longitudinally-arranged composite leaf spring suspension according to claim 3, wherein each of the first hinge member (5) and the second hinge member (6) is provided with a first hinge hole (8), and the first hinge holes (8) are arranged in a circular hole-shaped structure in a front-back direction.

5. A wear-resistant longitudinally placed composite leaf spring suspension according to claim 1, characterized in that the side of the end outer suspension (3) is provided with two sets of second hinge holes (10) passing through inside and outside, the second hinge holes (10) and the first hinge holes (8) being arranged correspondingly.

6. A wear-resistant longitudinally-arranged composite leaf spring suspension according to claim 1, characterized in that the pre-formed fixing plate (9) is of a rectangular plate-like structure, and two sets of pre-formed fixing holes (11) are arranged on the surface of the pre-formed fixing plate (9).

7. A wear-resistant longitudinally placed composite leaf spring suspension according to claim 1, characterized in that the width of the end inner suspension (2) is greater than the width of the leaf spring body (1), the end inner suspension (2) being of a channel-shaped configuration.