CN214450033U

CN214450033U - High-strength bidirectional half shaft

Info

Publication number: CN214450033U
Application number: CN202120690690.3U
Authority: CN
Inventors: 韩佳云
Original assignee: Ningbo Youjia Electric Co ltd
Current assignee: Ningbo Youjia Electric Co ltd
Priority date: 2021-04-06
Filing date: 2021-04-06
Publication date: 2021-10-22
Anticipated expiration: 2031-04-06

Abstract

The utility model discloses a two-way semi-axis of high strength, including the semi-axis body, the surface both ends of semi-axis body all are equipped with the universal joint, two the surface of universal joint all is equipped with the collar, two all be equipped with the shock pad between collar and the universal joint, the both ends of semi-axis body are equipped with cylindric casing and ball cage respectively, all be equipped with antidetonation mechanism in cylindric casing and the ball cage, two collar surfaces all with antidetonation mechanism butt. The utility model discloses in, through the collar, antidetonation mechanism and the shock pad that set up, at the vehicle in-process of traveling, produce the shake when mutually supporting between antidetonation mechanism and the shock pad can effectively avoid reaching a certain speed, improve vehicle driving's comfort, the alternation stress that the inside spring of antidetonation mechanism cooperatees also can effectively cushion the vehicle and bring at the in-process of traveling with the rubber sleeve avoids causing two-way semi-axis fatigue fracture, increases the intensity of two-way semi-axis.

Description

High-strength bidirectional half shaft

Technical Field

The utility model relates to a semi-axis technical field especially relates to two-way semi-axis of high strength.

Background

The half shafts, also called drive shafts, are the shafts connecting the differential to the drive wheels. The half shaft is a shaft for transmitting torque between a speed reducer of the gearbox and a driving wheel, and the inner end and the outer end of the half shaft are respectively provided with a universal joint which is respectively connected with a gear of the speed reducer and an inner ring of a hub bearing through a spline on the universal joint;

when the existing bidirectional half shaft is installed on a vehicle for use, the vehicle is often accompanied with shaking when loaded to a certain speed, so that the driving comfort of the vehicle is influenced, and meanwhile, the fatigue fracture of the bidirectional half shaft is easily caused by alternating stress brought by the vehicle in the driving process.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art, and providing a high-strength bidirectional half shaft.

In order to achieve the above purpose, the utility model adopts the following technical scheme: two-way semi-axis of high strength, including the semi-axis body, the surface both ends of semi-axis body all are equipped with the universal joint, two the surface of universal joint all is equipped with the collar, two all be equipped with the shock pad between collar and the universal joint, the both ends of semi-axis body are equipped with cylindric casing and ball cage respectively, all be equipped with antidetonation mechanism in cylindric casing and the ball cage, two collar surfaces all with antidetonation mechanism butt.

As a further description of the above technical solution:

the anti-seismic mechanism comprises an upper connecting plate and a lower connecting plate, the bottom of the upper connecting plate is symmetrically and fixedly connected with two springs, the bottoms of the springs are jointly and fixedly connected with the lower connecting plate, a rubber sleeve is fixedly connected between the upper connecting plate and the lower connecting plate, the springs are located in the rubber sleeve, a rubber block is fixedly connected between the upper connecting plate and the lower connecting plate, and the rubber block is located between every two adjacent springs.

As a further description of the above technical solution:

all be connected with the dirt proof boot between cylindric casing and the semi-axis body and between ball cage and the semi-axis body, two the surface of dirt proof boot all is equipped with the clamp.

As a further description of the above technical solution:

and the cylindrical shell and one end of the ball cage far away from the half shaft body are both provided with connecting pieces.

As a further description of the above technical solution:

and the outer surface of the half shaft body is coated with antirust paint.

As a further description of the above technical solution:

and the anti-seismic mechanisms are connected with the cylindrical shell and the ball cage through welding.

The utility model discloses following beneficial effect has:

this two-way semi-axis of high strength, through the collar that sets up, antidetonation mechanism and shock pad, at the vehicle in-process of traveling, produce the shake when can effectively avoiding reaching a certain speed in the cooperation between antidetonation mechanism and the shock pad, improve vehicle driving's comfort, the inside spring of antidetonation mechanism cooperatees with the rubber sleeve and also can effectively cushion the alternating stress that the vehicle brought at the in-process of traveling, avoid causing two-way semi-axis fatigue fracture, increase the intensity of two-way semi-axis.

Drawings

Fig. 1 is a front view of the present invention;

FIG. 2 is a schematic view of the cylindrical housing of the present invention;

fig. 3 is the structural schematic diagram of the anti-seismic mechanism of the present invention.

Illustration of the drawings:

1. a half shaft body; 2. a dust-proof sleeve; 3. a connecting member; 4. a ball cage; 5. a cylindrical housing; 6. a universal joint; 7. a mounting ring; 8. a shock pad; 9. an anti-seismic mechanism; 901. an upper connecting plate; 902. a lower connecting plate; 903. a rubber block; 904. a spring; 905. a rubber sleeve; 10. and (5) clamping a hoop.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-3, the present invention provides an embodiment: two-way semi-axis of high strength, including semi-axis body 1, semi-axis body 1's surface both ends all are equipped with universal joint 6, and the surface of two universal joints 6 all is equipped with collar 7, all is equipped with shock pad 8 between two collar 7 and the universal joint 6, and semi-axis body 1's both ends are equipped with cylindric casing 5 and ball cage 4 respectively, all are equipped with antidetonation mechanism 9 in cylindric casing 5 and the

ball cage

4, and 7 surfaces of two collars all with 9 butts of antidetonation mechanism.

The plurality of anti-seismic mechanisms 9 comprise upper connecting plates 901 and lower connecting plates 902, the bottoms of the upper connecting plates 901 are symmetrically and fixedly connected with two springs 904, the bottoms of the springs 904 are fixedly connected with the lower connecting plates 902 together, rubber sleeves 905 are fixedly connected between the upper connecting plates 901 and the lower connecting plates 902, the springs 904 are positioned in the rubber sleeves 905, rubber blocks 903 are fixedly connected between the upper connecting plates 901 and the lower connecting plates 902, the rubber blocks 903 are positioned between the two adjacent springs 904, and the springs 904 are matched with the rubber blocks 903 to achieve good shock absorption effect and tensile stress effect; the dustproof sleeves 2 are connected between the cylindrical shell 5 and the half shaft body 1 and between the ball cage 4 and the half shaft body 1, so that dust can be effectively prevented from entering the cylindrical shell 5 and the ball cage 4, the service lives of the cylindrical shell 5 and the ball cage 4 are prolonged, the outer surfaces of the two dustproof sleeves 2 are provided with clamps 10, and the dustproof sleeves 2 are fixedly connected with the cylindrical shell 5, the half shaft body 1 and the ball cage 4 through the clamps 10; the cylindrical shell 5 and one end of the ball cage 4 far away from the half shaft body 1 are both provided with a connecting piece 3; the outer surface of the half shaft body 1 is coated with antirust paint, so that the surface of the half shaft body 1 is effectively prevented from being corroded and rusted; the anti-vibration mechanisms 9 are connected with the cylindrical shell 5 and the ball cage 4 through welding, the welding is firm and durable, the joint strength and the tightness are high, joint accessories are not needed, the cost is low, and frequent management is not needed in use.

The working principle is as follows: when using the two-way semi-axis of high strength, at the vehicle in-process of traveling, produce the shake when can effectively avoiding reaching certain speed between antidetonation mechanism 9 and the shock pad 8, improve the comfort of vehicle driving, alternating stress that the antidetonation mechanism 9 also can effectively weaken the vehicle and bring in the driving process avoids causing two-way semi-axis body 1 fatigue fracture, increases two-way semi-axis body 1's intensity.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims

1. Two-way semi-axis of high strength, including semi-axis body (1), its characterized in that: the surface both ends of semi-axis body (1) all are equipped with universal joint (6), two the surface of universal joint (6) all is equipped with collar (7), two all be equipped with shock pad (8) between collar (7) and universal joint (6), the both ends of semi-axis body (1) are equipped with cylindric casing (5) and ball cage (4) respectively, all be equipped with antidetonation mechanism (9) in cylindric casing (5) and ball cage (4), two collar (7) surfaces all with antidetonation mechanism (9) butt.

2. The high strength bi-directional axle shaft of claim 1, wherein: a plurality of antidetonation mechanism (9) all include upper junction plate (901) and lower junction plate (902), two springs (904) of the bottom symmetry fixedly connected with of upper junction plate (901), the bottom of spring (904) is common and lower junction plate (902) fixed connection, fixedly connected with rubber sleeve (905) between upper junction plate (901) and lower junction plate (902), and spring (904) are located rubber sleeve (905), fixedly connected with rubber block (903) between upper junction plate (901) and lower junction plate (902), and rubber block (903) are located between two adjacent springs (904).

3. The high strength bi-directional axle shaft of claim 1, wherein: all be connected with dirt proof boot (2), two between cylindric casing (5) and semi-axis body (1) and between ball cage (4) and semi-axis body (1) the surface of dirt proof boot (2) all is equipped with clamp (10).

4. The high strength bi-directional axle shaft of claim 1, wherein: and the cylindrical shell (5) and one end of the ball cage (4) far away from the half shaft body (1) are both provided with connecting pieces (3).

5. The high strength bi-directional axle shaft of claim 1, wherein: the outer surface of the half shaft body (1) is coated with antirust paint.

6. The high strength bi-directional axle shaft of claim 1, wherein: the anti-vibration mechanisms (9) are connected with the cylindrical shell (5) and the ball cage (4) through welding.