CN221067708U - Stabilizer bar structure of commercial vehicle - Google Patents

Abstract

The utility model discloses a stabilizer bar structure of a commercial vehicle, wherein a stabilizer bar is arranged at the bottom of an axle plate spring, and two ends of the stabilizer bar are respectively connected with the axle plate spring through a pair of fixed supports. Through changing the connection structure of stabilizer bar, make stabilizer bar to the inboard take place the biasing, avoid the stabilizer bar to take place to interfere with the axle leaf spring at swing in-process, promote the vehicle trafficability characteristic under the prerequisite that does not occupy automobile body layout space.

Description

Stabilizer bar structure of commercial vehicle

Technical Field

The utility model relates to the field of commercial axles, in particular to a stabilizer bar structure of a commercial vehicle.

Background

The buses of 8-9 meters at the present stage are basically pure buses, the batteries are basically arranged on the roof, the mass center of the whole bus is higher than that of a fuel vehicle, and the requirements on the structure and arrangement of a chassis system, particularly a stabilizer bar, are improved in consideration of larger torque when a motor accelerates.

The existing stabilizer bar arrangement mode is divided into two arrangement modes: fig. 1 shows a1 st mode, the stabilizer bar 2 is arranged below the axle leaf spring 1, and in order to avoid interference between the axle leaf spring 1 and the stabilizer bar 2 in the jumping process, the gap between the stabilizer bar 2 and the axle leaf spring 1 needs to be enlarged, but the design mode can reduce the ground clearance of the stabilizer bar 2, so that the trafficability of the whole vehicle is affected. The second mode is to arrange above the axle, and the structure requires a larger space in the vertical direction of the frame, and the height of the floor in the vehicle is raised by phase change.

Disclosure of utility model

In order to achieve the above purpose, the technical scheme adopted by the utility model is as follows:

a stabilizer bar structure of a commercial vehicle is provided with a stabilizer bar at the bottom of an axle plate spring, two ends of the stabilizer bar are respectively connected with the axle plate spring through a pair of fixed supports, the side parts of the fixed supports are provided with inward convex extension parts, the end parts of the stabilizer bar are provided with ball heads, the extension parts are provided with connecting supports, and the ball heads are rotatably connected with the connecting supports, so that the stabilizer bar is completely located outside a projection plane of the axle plate spring.

Further, the connecting bracket is provided with a C-shaped notch, and the ball head is rotatably arranged in the notch.

Furthermore, ribs are arranged between the connecting support and the fixed support, the horizontal section of the extending part is in a wedge shape with a narrow outside and a wide inside, and the wedge shape and the ribs strengthen the connection between the connecting support and the fixed support.

Further, the stabilizer bar further comprises a cross bar arranged between the pair of longitudinal bars, the cross bar is connected with the vehicle body through a hanging rod, and the longitudinal bars are connected with the fixed support through the ball head.

Further, the upper end of the suspender is provided with an upper connecting part which is rotationally connected with the vehicle body, the lower end of the suspender is provided with a first buckling part and a second buckling part which are mutually buckled to facilitate quick disassembly, and the first buckling part and the second buckling part are buckled on the cross rod to realize connection.

Further, the joint surface of the first buckling part opposite to the second buckling part is an arc surface matched with the periphery of the cross rod.

Further, a rubber sleeve is arranged between the first buckling part, the second buckling part and the cross rod.

Further, the number of the hanging rods is one pair.

The utility model has the beneficial effects that:

According to the stabilizer bar structure for the commercial vehicle, provided by the utility model, through changing the connecting structure of the stabilizer bar, the stabilizer bar is biased to the inner side, so that the stabilizer bar is prevented from interfering with the axle plate spring in the swinging process, and the trafficability of the vehicle is improved on the premise of not occupying the arrangement space of the vehicle body.

Drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below.

Fig. 1 is a prior art schematic.

Fig. 2 is a schematic diagram of the overall structure of the present utility model.

Fig. 3 is an exploded view of fig. 2.

Fig. 4 is a schematic view of the present utility model in structural relationship to an axle leaf spring.

Detailed Description

In the description of the present utility model, it should be noted that the terms "upper", "lower", "left", "right", "inner", "outer", etc. indicate an azimuth or a positional relationship based on that shown in the drawings, and that the longitudinal (X-direction) "" lateral (Y-direction) "" vertical (Z-direction) "is a spatial coordinate system term of the automotive field, are terms of art well known to those skilled in the art, and the above description is for convenience of description of the present utility model, not for indicating or implying that the apparatus or element to be referred to must have a specific azimuth, be constructed and operated in a specific azimuth, and therefore should not be construed as limiting the present utility model.

As used in this specification, the singular forms "a", "an" and "the" include plural referents unless the context clearly dictates otherwise. The use of the terms "comprising," "including," and "containing" in the specification mean that the recited features are present, but that one or more other features are not excluded.

In the description, an element is referred to as being "on," "fixed" to, "connected" to, "engaged" with, etc. another element, which may be directly on, fixed to, connected to, engaged with or contacting the other element, or intervening elements may be present.

It will be understood that, although the terms "first," "second," etc. may be used herein to describe various elements, these elements should not be limited by these terms. These terms are only used to distinguish one element from another element. Thus, a first element could be termed a second element without departing from the teachings of the present inventive concept.

Exemplary embodiments of the present application will be described below with reference to the accompanying drawings. It should be understood, however, that the application may be embodied in many different forms and should not be construed as being limited to the embodiments set forth herein. It should also be understood that the embodiments disclosed herein can be combined in various ways to provide yet additional embodiments. Throughout the drawings, like reference numbers indicate identical or functionally identical elements.

Referring to a stabilizer bar structure for a commercial vehicle of fig. 1, a stabilizer bar 22 is connected to a fixed support 10 through longitudinal bars 21 at both ends, and a pair of hanger bars 23 are further provided on the cross bar 22 for connection to a vehicle body.

Referring to fig. 3 and 4, there is an extension 11 on the inside of the fixed bracket 10, which extends the opposite fixed bracket 10 further toward the opposite to partially depart from the projection of the axle leaf spring 1. A connection bracket 13 is fixed to the front side of the extension 11. The end of the vertical rod 21 is provided with a ball head 211, and the ball head 211 is rotatably arranged in the connecting bracket 13, so that the vertical rod 21 is moved in the inner space of the axle plate spring 1 to avoid interference contact. Specifically, the connecting bracket 13 is C-shaped, and has a notch 131 formed at the front thereof, and the ball 211 is connected to the notch 131 and is rotatable around the lateral direction. In order to further strengthen the connection strength between the connecting bracket 13 and the fixed support 10, ribs 12 are further arranged between the connecting bracket 13 and the extension part 11, and the extension part 11 is designed into a geometric shape with similar shapes, such as a wedge shape with narrow outside and wide inside, a trapezoid shape and the like and the same function.

The boom 23 is rotatably connected to the vehicle body by an upper connection portion 231 at the upper end of the rod 234, and a lower connection portion 232 at the lower end thereof is connected to the cross bar 22. The lower connection portion 232 is of a split structure and comprises a first fastening portion 232a at an end of the rod 234 and a second fastening portion 232b fixed to the other side of the first fastening portion 232a by a fastener. The joint surface of the first engaging portion 232a and the second engaging portion 232b is an arc surface similar to the outer peripheral surface of the cross bar 22. The connection between the boom 23 and the rod 234 is completed by engaging a rubber sleeve 233 on the cross bar 22 and then engaging and fixing the first fastening portion 232a and the second fastening portion 232 b.

Claims (8)

1. The utility model provides a commercial car stabilizer bar structure is provided with the stabilizer bar in axle leaf spring bottom, the both ends of stabilizer bar respectively through a pair of fixed bolster with the axle leaf spring links to each other, its characterized in that, the lateral part of fixed bolster has inward convex extension, the tip of stabilizer bar is provided with the bulb, extension is provided with the linking bridge, the bulb rotatable with the linking bridge links to each other, makes the stabilizer bar is in completely outside the projection plane of axle leaf spring.

2. The stabilizer bar structure for a commercial vehicle according to claim 1, wherein the connecting bracket has a C-shaped notch therein, and the ball is rotatably disposed in the notch.

3. The stabilizer bar structure for a commercial vehicle according to claim 1, wherein ribs are provided between the connecting bracket and the fixing support, the horizontal cross section of the extension portion is wedge-shaped with a narrow outside and a wide inside, and the wedge-shaped and the ribs strengthen the connection between the connecting bracket and the fixing support.

4. A commercial vehicle stabilizer bar structure as claimed in any one of claims 1 to 3, wherein said stabilizer bar further comprises a cross bar disposed between a pair of side rails, said cross bar being connected to the vehicle body by a hanger bar, said side rails being connected to said fixed support by said ball head.

5. The stabilizer bar structure of claim 4, wherein the upper end of the suspension rod is provided with an upper connecting part rotatably connected with the vehicle body, the lower end of the suspension rod is provided with a first buckling part and a second buckling part which are mutually buckled to facilitate quick disassembly, and the first buckling part and the second buckling part are buckled on the cross rod to realize connection.

6. The stabilizer bar structure of claim 5, wherein the engagement surface of the first engagement portion and the second engagement portion facing each other is an arc surface matching the outer periphery of the cross bar.

7. The stabilizer bar structure of claim 5, wherein a rubber sleeve is further disposed between the first fastening portion, the second fastening portion and the cross bar.

8. The stabilizer bar structure of claim 5, wherein the number of hanger rods is a pair.