CN215474315U - Rear stabilizer bar of automobile suspension - Google Patents
Rear stabilizer bar of automobile suspension Download PDFInfo
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- CN215474315U CN215474315U CN202121101035.6U CN202121101035U CN215474315U CN 215474315 U CN215474315 U CN 215474315U CN 202121101035 U CN202121101035 U CN 202121101035U CN 215474315 U CN215474315 U CN 215474315U
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- oil storage
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Abstract
The utility model discloses a rear stabilizer bar of an automobile suspension, which comprises a connecting rod (1), wherein two ends of the connecting rod (1) are respectively provided with a ball pin (2), the outer ends of the ball pin (2) and a ball hole (1.1) of the connecting rod (1) are respectively provided with a sealing cover (3), the top end of each sealing cover (3) is fixed and sealed with the ball pin (2), and the bottom end of each sealing cover is fixed and sealed with the outer end of the ball hole (1.1) of the connecting rod (1); the ball stud (2) is provided with an annular groove (2.1), the annular groove (2.1) is positioned at the upper part of the ball, and the lower bottom surface of the annular groove (2.1) is an inclined surface (2.1.1) and is positioned above the top of the ball hole (1.1). This back stabilizer bar increases the inclined plane at the top of the bulb of bulb round pin to all be equipped with the interval, avoid both to offset between this inclined plane of arbitrary angle swing state of bulb round pin and the inner wall of sealed cowling.
Description
Technical Field
The utility model relates to the technical field of automobile parts, in particular to a rear stabilizer bar of an automobile suspension.
Background
The rear stabilizer bar connecting rod assembly is a part of an automobile suspension system, one end of the rear stabilizer bar connecting rod assembly is connected with the rear stabilizer bar, the other end of the rear stabilizer bar connecting rod assembly is connected with the rear suspension, and the rear stabilizer bar connecting rod assembly can transmit anti-roll force in time when a vehicle runs and is subjected to roll force in the running process, so that the vehicle can keep a stable posture to continue running. The rear stabilizer bar connecting rod assembly comprises a connecting rod, two ends of the connecting rod are respectively provided with a ball pin, and the end part of the ball pin is a ball head and is movably embedded in a ball head hole of the connecting rod. When the connecting rod slope, the top of bulb round pin can appear the state that offsets with the hole end in bulb hole, leads to the cavity that sealed cowling, connecting rod and bulb round pin formed to be two by the separation, makes inside no longer circulate to cause the sealed cowling that soft material made to be in local position by the transitional extrusion can take place deformation, long-term use, greatly reduced the durability, influence life.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem of providing a rear stabilizer bar of an automobile suspension, which is characterized in that an inclined plane is additionally arranged at the top end of a ball head pin, so that a distance is arranged between the inclined plane and the inner wall of a sealing cover in any angle swinging state of the ball head pin, and the rear stabilizer bar is prevented from being abutted against the inclined plane.
The technical scheme of the utility model is that the rear stabilizer bar of the automobile suspension with the following structure is provided, the rear stabilizer bar comprises a connecting rod, two ends of the connecting rod are respectively provided with a ball pin, the end part of each ball pin is a ball head and is movably embedded in a ball head hole of the connecting rod, and the rear stabilizer bar is characterized in that: a sealing cover is arranged at the outer ends of the ball head pin and the ball head hole of the connecting rod, the top end of the sealing cover is fixed and sealed with the ball head pin, and the bottom end of the sealing cover is fixed and sealed with the outer end of the ball head hole of the connecting rod; the ball head pin is provided with an annular groove, the annular groove is located at the upper portion of the ball head, the lower bottom surface of the annular groove is an inclined surface and is located above the top of the ball head hole, an included angle alpha between the inclined surface and the axis of the ball head pin is within 55-65 degrees, and a distance is reserved between the inclined surface and the inner wall of the sealing cover in any angle swing state of the ball head pin.
An annular bulge is arranged above the top surface of the annular groove of the ball pin, the side wall of the annular bulge is an arc surface, and a space is arranged between the side wall of the annular bulge and the inner wall of the ball hole of the connecting rod in any angle swinging state of the ball pin.
And a space is arranged between the outer end of the ball head hole and the side wall of the annular groove when the ball head pin swings to the maximum position.
The inner wall of sealed cowling, the bottom outer wall of bulb round pin and the terminal surface of connecting rod form a first oil storage chamber, the bottom in bulb hole is the plane and is the second oil storage chamber, first oil storage chamber and second oil storage chamber intercommunication.
The first oil storage cavity is communicated with the second oil storage cavity, namely, a plurality of oil through channels extending along two ends are arranged on the side wall of the ball head hole; the top end of each oil through passage is communicated with the first oil storage cavity, and the bottom end of each oil through passage is communicated with the second oil storage cavity.
After adopting the structure, the utility model has the following advantages:
1. a sealing cover is arranged at the outer ends of the ball head pin and the ball head hole of the connecting rod, the top end of the sealing cover is fixed and sealed with the ball head pin, and the bottom end of the sealing cover is fixed and sealed with the outer end of the ball head hole of the connecting rod; cooling oil can be added into the sealing cover to provide lubricating and cooling effects for the movement of the ball head pin and the connecting rod.
2. The ball head pin is provided with an annular groove, the annular groove is located on the upper portion of the ball head, the lower bottom surface of the annular groove is an inclined plane and is located above the top of the ball head hole, an included angle alpha between the inclined plane and the axis of the ball head pin is 55-65 degrees, and in a swinging state of the ball head pin at any angle, an interval is arranged between the inclined plane and the inner wall of the sealing cover, so that the situation that the cooling oil cannot circulate due to the fact that the ball head pin and the inner wall of the ball head hole are mutually abutted is avoided, the upper cavity which is isolated is prevented from being extruded by the cooling oil to bulge is prevented, the ball head pin is used for a long time, the durability is greatly increased, and the service life is prolonged.
As an improvement, an annular bulge is arranged above the top surface of the annular groove of the ball pin, the side wall of the annular bulge is an arc surface, and in a state of swinging of the ball pin at any angle, intervals are arranged between the side wall of the annular bulge and the inner wall of the ball hole of the connecting rod, so that the soft sealing cover is not easily crushed by the round angle, and the reliability is improved.
As an improvement, the outer end of the ball head hole is provided with a distance from the side wall of the annular groove when the ball head pin swings to the maximum position, and the safety of the limit position is improved.
As the improvement, the inner wall of sealed cowling, the bottom outer wall of bulb round pin and the terminal surface of connecting rod form a first oil storage chamber, the bottom in bulb hole is the plane and is the second oil storage chamber, first oil storage chamber and second oil storage chamber intercommunication increase the oil storage chamber in the bottom in bulb hole to the bottom of lubricated cooling bulb round pin that can be more abundant.
As an improvement, the first oil storage cavity is communicated with the second oil storage cavity, namely, a plurality of oil through channels extending along two ends are arranged on the side wall of the ball head hole; the top end of each oil through channel is communicated with the first oil storage cavity, and the bottom end of each oil through channel is communicated with the second oil storage cavity, so that cooling and lubrication are more sufficient, and the effect is improved.
Drawings
Fig. 1 is a cross-sectional view schematically showing an initial state of a rear stabilizer bar of an automobile suspension according to the present invention.
Fig. 2 is a schematic sectional view showing a maximum state of the swing of the rear stabilizer bar of the automobile suspension according to the present invention.
Fig. 3 is a schematic view of a ball stud of the present invention.
FIG. 4 is a cross-sectional view of a connecting rod of the present invention.
Shown in the figure:
1. the oil-gas separation device comprises a connecting rod, 1.1 a ball head hole, 1.2 an oil through passage, 2 a ball head pin, 2.1 an annular groove, 2.1.1 an inclined plane, 2.2 an annular bulge, 2.2.1 an arc surface, 3 a sealing cover, 4 a first oil storage cavity, 5 a second oil storage cavity.
Detailed Description
The utility model will be further explained with reference to the drawings.
As shown in fig. 1-4, the rear stabilizer bar of the automobile suspension according to the present invention includes a connecting rod 1, two ends of the connecting rod 1 are both provided with a ball stud 2, an end of the ball stud 2 is a ball and is movably embedded in a ball hole 1.1 of the connecting rod 1, and when the ball stud 2 swings, the ball of the ball stud 2 swings at any angle in the ball hole 1.1.
Be equipped with sealed cowling 3 on the outer end in bulb round pin 2 and the hole of connecting rod 1, the top outer wall of sealed cowling 3 is spacing on the first annular groove 2.1 of bulb round pin 2 outer wall through last jump ring 4, the bottom outer wall of sealed cowling 3 is spacing on the second annular groove 1.2 of the bulb hole 1.1's of connecting rod 1 outer wall through jump ring 5 down. The sealing cover 3 is made of soft material, and the embodiment adopts rubber material, and has certain tensile strength and compressive strength.
The ball stud 2 is provided with an annular groove 2.1, the annular groove 2.1 is located at the upper part of the ball head and used for connecting the ball head with a ball stud 2 body, the lower bottom surface of the annular groove 2.1 is an inclined surface 2.1.1 and located above the top of the ball stud hole 1.1, the inclined surface 2.1.1 is in a shape changing shape, and the whole circle of the circumference of the lower bottom surface of the whole annular groove 2.1 is an inclined surface.
Inclined plane 2.1.1 and ball stud 2's axis contained angle alpha all is equipped with the interval in 55 ~ 65 in, at the arbitrary angle swing state of ball stud 2 between inclined plane 2.1.1 and the inner wall of sealed cowling 3, no matter how the ball stud 2 swings promptly, can not contact with sealed cowling 3 yet, avoid ball stud and ball hole's inner wall both to offset and be the unable circulation of coolant oil, prevented that the upper portion cavity of being cut off from being extruded by the coolant oil and taking place the swell, long-term use, greatly increased the durability, can increase of service life.
An annular bulge 2.2 is arranged above the top surface of an annular groove 2.1 of the ball pin 2, the side wall of the annular bulge 2.2 is an arc surface 2.2.1, and a space is arranged between the side wall of the annular bulge 2.2 and the inner wall of a ball hole 1.1 of the connecting rod 1 in the swing state of the ball pin 2 at any angle. When the ball stud 2 swings, the ball stud is prevented from abutting against the inner wall of the seal cover 2.
And a space is arranged between the outer end of the ball head hole 1.1 and the side wall of the annular groove 2.1 when the ball head pin 2 swings to the maximum position.
The inner wall of sealed cowling 3, the bottom outer wall of bulb round pin 2 and the terminal surface of connecting rod 1 form a first oil storage chamber 4, the bottom of bulb hole 1.1 is the plane and is the second oil storage chamber 5, first oil storage chamber 4 and second oil storage chamber 5 intercommunication.
The first oil storage cavity 4 is communicated with the second oil storage cavity 5, namely, a plurality of oil through channels 1.2 extending along two ends are arranged on the side wall of the ball head hole 1.1; the top end of each oil through passage 1.2 is communicated with the first oil storage cavity 4, and the bottom end is communicated with the second oil storage cavity 5.
When the ball stud 2 swings, cooling oil on one inclined side flows into the other side through the oil passage 1.2, flows through the surfaces of the ball head and the ball head hole 1.1 at one time through the cooling oil, can achieve good cooling, and can reversely flow and cool again when the ball stud 2 resets.
Claims (5)
1. The utility model provides a rear stabilizer bar of automotive suspension, includes connecting rod (1), the both ends of connecting rod (1) all are equipped with a bulb round pin (2), the tip of bulb round pin (2) is the bulb and the activity is embedded in bulb hole (1.1) of connecting rod (1), its characterized in that: a sealing cover (3) is arranged at the outer ends of the ball pin (2) and the ball hole (1.1) of the connecting rod (1), the top end of the sealing cover (3) is fixed and sealed with the ball pin (2), and the bottom end of the sealing cover is fixed and sealed with the outer end of the ball hole (1.1) of the connecting rod (1); ball stud (2) are equipped with ring channel (2.1), and this ring channel (2.1) is located the upper portion of bulb, the lower bottom surface of ring channel (2.1) is inclined plane (2.1.1) and is located the top at bulb hole (1.1) top, inclined plane (2.1.1) and the axis of ball stud (2) contained angle alpha all is equipped with the interval between the inner wall of inclined plane (2.1.1) and sealed cowling (3) in the arbitrary angle swing state of ball stud (2) in 55 ~ 65.
2. The rear stabilizer bar of an automobile suspension according to claim 1, characterized in that: an annular bulge (2.2) is arranged above the top surface of an annular groove (2.1) of the ball pin (2), the side wall of the annular bulge (2.2) is an arc surface (2.2.1), and a space is arranged between the side wall of the annular bulge (2.2) and the inner wall of a ball hole (1.1) of the connecting rod (1) in the swing state of the ball pin (2) at any angle.
3. The rear stabilizer bar of an automobile suspension according to claim 1 or 2, characterized in that: and a space is arranged between the outer end of the ball head hole (1.1) and the side wall of the annular groove (2.1) when the ball head pin (2) swings to the maximum position.
4. The rear stabilizer bar of an automobile suspension according to claim 1, characterized in that: the bottom outer wall of the inner wall of the sealing cover (3), the ball head pin (2) and the end face of the connecting rod (1) form a first oil storage cavity (4), the bottom of the ball head hole (1.1) is a plane and is a second oil storage cavity (5), and the first oil storage cavity (4) is communicated with the second oil storage cavity (5).
5. The rear stabilizer bar of an automobile suspension according to claim 4, wherein: the first oil storage cavity (4) is communicated with the second oil storage cavity (5), namely, a plurality of oil through channels (1.2) extending along two ends are arranged on the side wall of the ball head hole (1.1); the top end of each oil through passage (1.2) is communicated with the first oil storage cavity (4), and the bottom end of each oil through passage is communicated with the second oil storage cavity (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121101035.6U CN215474315U (en) | 2021-05-21 | 2021-05-21 | Rear stabilizer bar of automobile suspension |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121101035.6U CN215474315U (en) | 2021-05-21 | 2021-05-21 | Rear stabilizer bar of automobile suspension |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215474315U true CN215474315U (en) | 2022-01-11 |
Family
ID=79779753
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121101035.6U Active CN215474315U (en) | 2021-05-21 | 2021-05-21 | Rear stabilizer bar of automobile suspension |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215474315U (en) |
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2021
- 2021-05-21 CN CN202121101035.6U patent/CN215474315U/en active Active
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