CN220281044U - Novel connection assembly of double universal half shafts of vehicle drive axle - Google Patents

Abstract

The utility model provides a novel connection assembly of a double universal half shaft of a vehicle driving axle, which comprises a connection seat, wherein the connection seat is in an annular shape with openings at two ends of a middle cavity, two groups of mutually perpendicular convex parts are arranged at two sides of the connection seat, each group of convex parts comprises two convex parts and are symmetrically arranged along the center of the connection seat, mounting holes are formed in the convex parts, cross connecting shafts are arranged on the corresponding mounting holes at two sides of the connection seat, and rotating rods are movably connected onto the cross connecting shafts.

Description

Novel connection assembly of double universal half shafts of vehicle drive axle

Technical Field

The utility model relates to the technical field of vehicle drive axles, in particular to a novel connecting assembly of a double universal half shaft of a vehicle drive axle.

Background

The existing connection assembly of the vehicle drive axle half shafts of various automobiles, engineering vehicles, loaders and special vehicles can meet the driving and steering angles in the running process of the vehicles, but the existing vehicle still pursues further improvement on the steering angles to meet the steering angles of the automobiles in a larger range, the U-shaped rods of the two rotating rods of the connection assembly of the double universal half shafts of the existing vehicle drive axle are arranged in parallel, and the interference parts limit the included angles between the two rotating rods, so that the steering angles of the vehicles are limited, and the structural strength of the connection assembly can be influenced if the interference parts are cut.

Disclosure of Invention

Aiming at the defects existing in the prior art, the utility model provides a novel connecting assembly of a double universal half shaft of a vehicle driving axle, which adopts the following technical scheme: including the connecting seat, the connecting seat is middle cavity both ends open-ended annular form, both sides are provided with two sets of mutually perpendicular's convex part on the connecting seat, and every group convex part includes two, and sets up along connecting seat central symmetry, all be provided with the mounting hole on the convex part, all be provided with the cross connecting axle on the mounting hole that the connecting seat both sides correspond, swing joint has the dwang on the cross connecting axle.

Further, the mounting holes are internally provided with blocking sheets.

Further, the cross connecting shaft comprises a center block and rotatable movable heads arranged at the tail ends of the center block, wherein the movable heads are arranged in the horizontal direction and the vertical direction of the center block.

Further, the rotating rod comprises a straight rod and a U-shaped rod fixedly connected with the straight rod, and the straight rod is fixed on the outer side of the bottom of the center of the U-shaped rod.

Further, the two sides of the upper end of the U-shaped rod are provided with assembly holes for being sleeved on the movable head of the cross connecting shaft.

Further, the upper end of the protruding portion is arc-shaped, and the height of the protruding portion is smaller than the distance from the inner side of the lower end of the U-shaped rod to the assembly hole.

Further, the length of each end of the cross connecting shaft is the same.

Advantageous effects

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

according to the connecting assembly, the U-shaped rods arranged on the rotating rods are connected with the cross connecting shaft, and the U-shaped rods on the two sides are mutually and vertically arranged, so that on one hand, the rotatable angle of the rotating rods on the two sides is increased, and on the other hand, cutting is not needed to be carried out on interference parts of the connecting assembly structure, and further the structural strength of the connecting assembly is ensured.

Drawings

The present utility model will be described in detail with reference to the accompanying drawings.

FIG. 1 is a schematic diagram of a connection assembly according to an embodiment of the present utility model;

FIG. 2 is a cross-sectional view of a connection receptacle of a connection assembly according to an embodiment of the present utility model;

FIG. 3 is a front view of a cross-coupling shaft of a coupling assembly according to an embodiment of the present utility model.

The device comprises a connecting seat-1, a convex part-2, a mounting hole-3, a cross connecting shaft-4, a central block-41, a movable head-42, a rotating rod-5, a straight rod-51, a U-shaped rod-52, a mounting hole-6 and a blocking piece-7.

Detailed Description

Embodiments according to the present utility model will now be described in detail with reference to the accompanying drawings.

Referring to fig. 1-3, a novel connection assembly of a double universal half axle of a vehicle driving axle according to an embodiment of the utility model comprises a connection seat 1, wherein the connection seat 1 is in a ring shape with openings at two ends of a middle cavity, two groups of mutually perpendicular convex parts 2 are arranged at two sides of the connection seat 1, each group of convex parts 2 comprises two groups of convex parts and are symmetrically arranged along the center of the connection seat 1, mounting holes 3 are formed in the convex parts 2, two groups of mutually perpendicular mounting holes 3 are formed, cross connecting shafts 4 are arranged in the corresponding mounting holes 3 at two sides of the connection seat 1, and rotating rods 5 are movably connected to the cross connecting shafts 4, so that two ends of the cross connecting shafts 4 at two sides, which are installed in the mounting holes 3, are mutually perpendicular; the rotating rod 5 comprises a straight rod and a U-shaped rod 52 fixedly connected with the straight rod, the straight rod is fixed on the outer side of the bottom of the center of the U-shaped rod 52, two sides of the upper end of the U-shaped rod 52 are provided with assembly holes 6 for being sleeved on the movable head 42 of the cross connecting shaft 4, the assembly holes 6 are sleeved on the movable head 42 of the cross connecting shaft 4, which is not installed in the installation hole 3, and therefore one opening direction of the U-shaped rod 52 on two sides is horizontal, the other opening direction of the U-shaped rod 52 on two sides is vertical, and therefore the two U-shaped rods 52 are in mutually perpendicular directions.

Further, the blocking pieces 7 are disposed in the mounting holes 3 to abut against the outer sides of the movable heads 42, so as to ensure that the cross connecting shaft 4 is fixed at the middle position of the protruding portion 2.

Further, the cross connecting shaft 4 includes a central block 41 and rotatable movable heads 42 disposed at respective ends of the central block 41, the length of each end of the cross connecting shaft 4 is the same, the movable heads are disposed in the horizontal and vertical directions of the central block 41, the four ends of the cross connecting shaft 4 are each provided with a movable head 42, two movable heads 42 on the same axis are used for being installed in the installation hole 3, and the other two movable heads 42 are installed in the installation hole 6 of the U-shaped rod 52.

Further, the upper end of the protrusion 2 is arc-shaped, and the height of the protrusion 2 is smaller than the distance from the inner side of the lower end of the U-shaped rod 52 to the assembly hole 6, so that the angle of rotation of the U-shaped rod 52 on one side can be maximized, and the bottom of the U-shaped rod 52 is prevented from contacting the protrusion 2 to be restricted from rotating when rotating to one end.

When the connecting seat is specifically used, the protruding parts 2 on two sides of the connecting seat 1 are mutually perpendicular, the mounting holes 3 arranged on the protruding parts 2 are also mutually perpendicular, and the two movable heads 42 on the same axis of the cross connecting shaft 4 are arranged in the mounting holes 3, so that the movable heads 42 on the same axis of the cross connecting shaft 4 on two sides of the connecting seat 1 are mutually perpendicular, the other two movable heads 42 on the cross connecting shaft 4 on two sides of the connecting seat 1 are arranged in the mounting holes 6 of the U-shaped rods 52, the U-shaped rods 52 on two sides of the connecting seat 1 are mutually perpendicular, on one hand, the rotatable angle of the rotating rods 5 on two sides of the connecting seat 1 is enlarged, on the other hand, cutting is not needed at the interference part of the connecting assembly structure, and the structural strength of the connecting assembly is further ensured, thereby replacing the condition that the U-shaped rods 52 of the existing connecting assembly are mutually parallel, and the problem that the rotating angles of the rotating rods 5 on two sides of the connecting seat 1 are not big is solved.

While the fundamental and principal features of the utility model and advantages of the utility model have been shown and described, it will be apparent to those skilled in the art that the utility model is not limited to the details of the foregoing exemplary embodiments, but may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to the embodiments described in detail below, and that the embodiments described in the examples may be combined as appropriate to form other embodiments that will be apparent to those skilled in the art.

Claims (7)

1. Novel connection assembly of two universal semi-axles of vehicle drive axle, its characterized in that: including the connecting seat, the connecting seat is middle cavity both ends open-ended annular form, both sides are provided with two sets of mutually perpendicular's convex part on the connecting seat, and every group convex part includes two, and sets up along connecting seat central symmetry, all be provided with the mounting hole on the convex part, all be provided with the cross connecting axle on the mounting hole that the connecting seat both sides correspond, swing joint has the dwang on the cross connecting axle.

2. The novel vehicle drive axle dual universal half shaft connection assembly of claim 1, wherein: and blocking sheets are arranged in the mounting holes.

3. The novel vehicle drive axle dual universal half shaft connection assembly of claim 1, wherein: the cross connecting shaft comprises a center block and rotatable movable heads arranged at the tail ends of the center block, and the movable heads are arranged in the horizontal direction and the vertical direction of the center block.

4. The novel vehicle drive axle dual universal half shaft connection assembly of claim 1, wherein: the rotating rod comprises a straight rod and a U-shaped rod fixedly connected with the straight rod, and the straight rod is fixed on the outer side of the bottom of the center of the U-shaped rod.

5. The novel vehicle drive axle dual universal half shaft connection assembly of claim 4, wherein: and two sides of the upper end of the U-shaped rod are provided with assembly holes for being sleeved on the movable head of the cross connecting shaft.

6. The novel vehicle drive axle dual universal half shaft connection assembly of claim 1, wherein: the upper end of the convex part is arc-shaped, and the height of the convex part is smaller than the distance from the inner side of the lower end of the U-shaped rod to the assembly hole.

7. The novel vehicle drive axle dual universal half shaft connection assembly of claim 1, wherein: the length of each end of the cross connecting shaft is the same.