CN113199917A - Stabilizer bar assembly of automobile rear suspension - Google Patents
Stabilizer bar assembly of automobile rear suspension Download PDFInfo
- Publication number
- CN113199917A CN113199917A CN202110558443.2A CN202110558443A CN113199917A CN 113199917 A CN113199917 A CN 113199917A CN 202110558443 A CN202110558443 A CN 202110558443A CN 113199917 A CN113199917 A CN 113199917A
- Authority
- CN
- China
- Prior art keywords
- wall
- ball
- connecting rod
- oil storage
- sealing cover
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60G—VEHICLE SUSPENSION ARRANGEMENTS
- B60G21/00—Interconnection systems for two or more resiliently-suspended wheels, e.g. for stabilising a vehicle body with respect to acceleration, deceleration or centrifugal forces
- B60G21/02—Interconnection systems for two or more resiliently-suspended wheels, e.g. for stabilising a vehicle body with respect to acceleration, deceleration or centrifugal forces permanently interconnected
- B60G21/04—Interconnection systems for two or more resiliently-suspended wheels, e.g. for stabilising a vehicle body with respect to acceleration, deceleration or centrifugal forces permanently interconnected mechanically
- B60G21/05—Interconnection systems for two or more resiliently-suspended wheels, e.g. for stabilising a vehicle body with respect to acceleration, deceleration or centrifugal forces permanently interconnected mechanically between wheels on the same axle but on different sides of the vehicle, i.e. the left and right wheel suspensions being interconnected
- B60G21/055—Stabiliser bars
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60G—VEHICLE SUSPENSION ARRANGEMENTS
- B60G2204/00—Indexing codes related to suspensions per se or to auxiliary parts
- B60G2204/80—Interactive suspensions; arrangement affecting more than one suspension unit
- B60G2204/83—Type of interconnection
- B60G2204/8302—Mechanical
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60G—VEHICLE SUSPENSION ARRANGEMENTS
- B60G2204/00—Indexing codes related to suspensions per se or to auxiliary parts
- B60G2204/80—Interactive suspensions; arrangement affecting more than one suspension unit
- B60G2204/83—Type of interconnection
- B60G2204/8306—Permanent; Continuous
Abstract
The invention discloses a stabilizer bar assembly of an automobile rear suspension, which comprises a connecting rod (1), wherein two ends of the connecting rod (1) are respectively provided with a ball pin (2), the end part of each ball pin (2) is a ball head and is movably embedded in a ball head hole (1.1) of the connecting rod (1), the outer ends of the ball pin (2) and the connecting rod (1) are provided with a sealing cover (3), and a through oil flow channel is arranged between the inner wall of the sealing cover (3), the outer wall of the ball head of the ball pin (2) and the inner wall of the ball head hole (1.1); this stabilizer bar assembly passes through inner structure design and cancels the inner ball seat, and increases the lubricated effect of fluid, equally can satisfy the product requirement after stand wear and tear test, increases the inclined plane on the top of the bulb of bulb round pin to all be equipped with the interval between this inclined plane of arbitrary angle swing state of bulb round pin and the inner wall of sealed cowling, avoid both to offset.
Description
Technical Field
The invention relates to the technical field of automobile parts, in particular to a stabilizer bar assembly of an automobile rear 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.
1. The inner ball seat needs to be embedded into the position of the ball head of the existing plastic connecting rod, and very high matching precision is needed, so that the ball head and the ball head hole of the connecting rod are better matched for use, the process is complex, the requirement on a die is very high, the durability of the product can be reduced if the matching size is not proper, and the service life of the die is also prolonged.
2. 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.
Disclosure of Invention
The invention aims to solve the technical problem of providing a stabilizer bar assembly of a rear suspension of an automobile, which cancels an inner ball seat through an internal structural design, increases the oil lubrication effect, can also meet the product requirements after a wear resistance test, and increases an inclined plane 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 distance is avoided from being abutted.
The technical scheme of the invention is that the rear stabilizer bar adopting the plastic connecting rod is provided with the following structure, 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: the ball pin is provided with a first annular groove and a second annular groove, a sealing cover is arranged at the outer ends of the ball pin and the hole of the connecting rod, the outer wall of the top end of the sealing cover is limited on the first annular groove of the outer wall of the ball pin through an upper clamp spring, and the outer wall of the bottom end of the sealing cover is limited on a third annular groove of the outer wall of the ball hole of the connecting rod through a lower clamp spring; the connecting rod is of an integral structure made of plastics, and a through oil flow channel is arranged between the inner wall of the sealing cover, the outer wall of the ball head pin and the inner wall of the ball head hole; the ball head pin is provided with a second annular groove, the second annular groove is located on the upper portion of the ball head, the lower bottom surface of the second 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 space is arranged between the inclined surface and the inner wall of the sealing cover in any angle swing state of the ball head pin.
The inner wall of the sealing cover, the outer wall of the bottom of the ball head pin and the end face of the connecting rod form a first oil storage cavity, and the first oil storage cavity and the oil flow channel form a closed inner cavity capable of being sealed by liquid.
The cross section of the top of the sealing cover is S-shaped, and oil in the first oil storage cavity close to one side of the ball pin in a swinging mode is extruded to enter the first oil storage cavity on the other side through the oil guide groove after the ball pin swings.
The top of the sealing cover is embedded into the first annular groove, and the inside of the opening of the sealing cover and the bottom surface of the first annular groove are sealed in a labyrinth manner.
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 guide grooves extending along two ends are formed in the side wall of the ball head hole; the top end of each oil guide groove is communicated with the first oil storage cavity, and the bottom end of each oil guide groove is communicated with the second oil storage cavity.
After adopting the structure, the invention has the following advantages:
1. the connecting rod is injection moulding, and both ends set up ball pivot nest structure about the connecting rod, and the ball pivot nest has been seted up and has been led oil groove and oil storage tank, and ball pivot nest structure sets up the opening, and the opening size is less than bulb diameter size, forms certain interference resistance of extracting after the aspect is impressed, and the bulb round pin is impressed, through interior structural design cancellation inner ball seat, can satisfy the product requirement equally after the stand wear and tear test.
2. The sealing cover and the upper and lower clamp springs are arranged to fix the sealing cover and play a role in sealing.
3. The ball head pin is characterized in that a through oil flow channel is arranged between the inner wall of the sealing cover, the outer wall of the ball head pin and the inner wall of the ball head hole, the sealing cover can play a role in sealing, an oil storage cavity can be formed, so that oil can flow under the local extrusion of the sealing cover when the ball head pin swings, the whole ball head and the inner wall of the hole can be lubricated, and a cooling effect can be achieved.
4. 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.
5. 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.
Drawings
Fig. 1 is a schematic view of a rear stabilizer bar using a plastic link according to the present invention.
FIG. 2 is a schematic cross-sectional view of the present invention.
Fig. 3 is a schematic cross-sectional view of the present invention swung to a maximum angle.
Fig. 4 is a perspective view of the connecting rod of the present invention.
FIG. 5 is a cross-sectional view of the connecting rod of the present invention.
Fig. 6 is a cross-sectional schematic view of a ball stud of the present invention.
Shown in the figure:
1. the connecting rod comprises a connecting rod 1.1, a ball head hole 1.2, a third annular groove 1.3 and an oil guide groove;
2. a ball pin 2.1, a first annular groove 2.2, a second annular groove 2.2.1 and an inclined plane,
3. sealed cowling, 4, last jump ring, 5, lower jump ring, 6, first oil storage chamber, 7, second oil storage chamber.
Detailed Description
The invention will be further explained with reference to the drawings.
As shown in fig. 1-6, the rear stabilizer bar using the plastic connecting rod of the present invention includes a connecting rod 1, wherein two ends of the connecting rod 1 are respectively provided with a ball stud 2, and 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. The ball pin 2 swings at any angle by taking the ball as the center of the swinging circle.
The ball stud 2 is provided with a first annular groove 2.1 and a second annular groove 2.2.
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 first annular groove 2.1 of bulb round pin 2 outer wall through last jump ring 4, goes up jump ring 4 and enables the top inner wall of sealed cowling 3 and the fixed and sealed of bulb round pin 2 outer wall.
The outer wall of the bottom end of the sealing cover 3 is limited on a third annular groove 1.2 of the outer wall of a ball head hole 1.1 of the connecting rod 1 through a lower clamp spring 5; the lower clamp spring 5 fixes and seals the bottom end of the sealing cover 3 and the outer wall of the ball head hole 1.1 of the connecting rod 1. The upper clamp spring 4 and the upper clamp spring 4 of the embodiment are both of a double-layer design.
The connecting rod 1 is of an integral structure made of plastics, and a through oil flow channel is arranged between the inner wall of the sealing cover 3, the ball head outer wall of the ball head pin 2 and the inner wall of the ball head hole 1.1.
The inner wall of the sealing cover 3, the outer wall of the bottom of the ball pin 2 and the end face of the connecting rod 1 form a first oil storage cavity 6, and the first oil storage cavity 6 and the oil flow channel form a liquid-sealed closed inner cavity.
The cross section of the top of the sealing cover 3 is S-shaped, and oil in the first oil storage cavity 6 close to one side of the ball pin 2 after swinging enters the first oil storage cavity 6 on the other side through the oil guide groove 1.3 in an extruding mode.
The top of the sealing cover 3 is embedded in the first annular groove 2.1, and the inside of the opening of the sealing cover 3 and the bottom surface of the first annular groove 2.1 are sealed in a labyrinth manner.
The bottom of bulb hole 1.1 is the plane and is second oil storage chamber 7, first oil storage chamber 6 and second oil storage chamber 7 intercommunication. The first oil storage cavity 6 is communicated with the second oil storage cavity 7, namely, a plurality of oil guide grooves 1.3 extending along two ends are formed in the side wall of the ball head hole 1.1; the top end of each oil guide groove 1.3 is communicated with the first oil storage cavity 7, and the bottom end of each oil guide groove is communicated with the second oil storage cavity 7.
When the ball stud 2 swings, cooling oil on one inclined side flows into the other side through the oil guide groove 1.3, flows through the surfaces of the ball head and the ball head hole 1.1 once through the cooling oil, can achieve good cooling, and can reversely flow and cool again when the ball stud 2 resets.
Claims (6)
1. The utility model provides a stabilizer bar assembly of suspension behind car, 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 embedding is in bulb hole (1.1) of connecting rod (1), its characterized in that: the ball stud (2) is provided with a first annular groove (2.1) and a second annular groove (2.2),
a sealing cover (3) is arranged at the outer ends of the ball pin (2) and the hole of the connecting rod (1), the outer wall of the top end of the sealing cover (3) is limited on a first annular groove (2.1) of the outer wall of the ball pin (2) through an upper clamp spring (4), and the outer wall of the bottom end of the sealing cover (3) is limited on a third annular groove (1.2) of the outer wall of the ball hole (1.1) of the connecting rod (1) through a lower clamp spring (5); the connecting rod (1) is of an integral structure made of plastics, and a through oil flow channel is arranged between the inner wall of the sealing cover (3), the ball head outer wall of the ball head pin (2) and the inner wall of the ball head hole (1.1);
ball stud (2) are equipped with second ring channel (2.2), and this second ring channel (2.2) are located the upper portion of bulb, the lower bottom surface of second ring channel (2.2) is inclined plane (2.2.1) and is located the top at bulb hole (1.1) top, the contained angle alpha of inclined plane (2.2.1) and the axis of ball stud (2) all is equipped with the interval in 55 ~ 65 in the arbitrary angle swing state of ball stud (2) between the inner wall of inclined plane (2.2.1) and sealed cowling (3).
2. A stabilizer bar assembly for a rear suspension of an automobile according to claim 1, wherein: the inner wall of the sealing cover (3), the outer wall of the bottom of the ball pin (2) and the end face of the connecting rod (1) form a first oil storage cavity (6), and the first oil storage cavity (6) and the oil flow channel form a liquid-sealed closed inner cavity.
3. A stabilizer bar assembly for a rear suspension of an automobile according to claim 2, wherein: the cross section of the top of the sealing cover (3) is S-shaped, and oil in the first oil storage cavity (6) close to one side of the ball pin (2) after swinging is extruded into the first oil storage cavity (6) on the other side through the oil guide groove (1.3).
4. A stabilizer bar assembly for a rear suspension of an automobile according to claim 1, wherein: the top of the sealing cover (3) is embedded into the first annular groove (2.1), and the inside of the opening of the sealing cover (3) and the bottom surface of the first annular groove (2.1) are sealed in a labyrinth manner.
5. A stabilizer bar assembly for a rear suspension of an automobile according to claim 2, wherein: the bottom of bulb hole (1.1) is the plane and is second oil storage chamber (7), first oil storage chamber (6) and second oil storage chamber (7) intercommunication.
6. A stabilizer bar assembly for a rear suspension of an automobile according to claim 5, wherein: the first oil storage cavity (6) is communicated with the second oil storage cavity (5), namely, a plurality of oil guide grooves (1.3) extending along two ends are formed in the side wall of the ball head hole (1.1); the top end of each oil guide groove (1.3) is communicated with the first oil storage cavity (7), and the bottom end of each oil guide groove is communicated with the second oil storage cavity (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110558443.2A CN113199917A (en) | 2021-05-21 | 2021-05-21 | Stabilizer bar assembly of automobile rear suspension |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110558443.2A CN113199917A (en) | 2021-05-21 | 2021-05-21 | Stabilizer bar assembly of automobile rear suspension |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113199917A true CN113199917A (en) | 2021-08-03 |
Family
ID=77022874
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110558443.2A Pending CN113199917A (en) | 2021-05-21 | 2021-05-21 | Stabilizer bar assembly of automobile rear suspension |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113199917A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115816724A (en) * | 2023-02-14 | 2023-03-21 | 天津市环宇橡塑股份有限公司 | Vulcanization treatment system for automobile sealing cover |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20020032109A (en) * | 2000-10-25 | 2002-05-03 | 이계안 | Stabilizer link |
| CN208442155U (en) * | 2017-07-21 | 2019-01-29 | 现代摩比斯株式会社 | Stabilizer connector |
| CN210174567U (en) * | 2019-07-03 | 2020-03-24 | 玉环远美塑胶有限公司 | Plastic stabilizer bar |
| CN111137098A (en) * | 2019-12-23 | 2020-05-12 | 宁波拓普汽车电子有限公司 | Stabilizer bar connecting rod structure of automobile |
| CN210760143U (en) * | 2019-08-14 | 2020-06-16 | 保定市格瑞机械有限公司 | Ball hinge and car stabilizer bar connecting rod assembly |
| CN211684563U (en) * | 2020-03-11 | 2020-10-16 | 玉环县建鸿机械制造有限公司 | Pull rod assembly |
-
2021
- 2021-05-21 CN CN202110558443.2A patent/CN113199917A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20020032109A (en) * | 2000-10-25 | 2002-05-03 | 이계안 | Stabilizer link |
| CN208442155U (en) * | 2017-07-21 | 2019-01-29 | 现代摩比斯株式会社 | Stabilizer connector |
| CN210174567U (en) * | 2019-07-03 | 2020-03-24 | 玉环远美塑胶有限公司 | Plastic stabilizer bar |
| CN210760143U (en) * | 2019-08-14 | 2020-06-16 | 保定市格瑞机械有限公司 | Ball hinge and car stabilizer bar connecting rod assembly |
| CN111137098A (en) * | 2019-12-23 | 2020-05-12 | 宁波拓普汽车电子有限公司 | Stabilizer bar connecting rod structure of automobile |
| CN211684563U (en) * | 2020-03-11 | 2020-10-16 | 玉环县建鸿机械制造有限公司 | Pull rod assembly |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115816724A (en) * | 2023-02-14 | 2023-03-21 | 天津市环宇橡塑股份有限公司 | Vulcanization treatment system for automobile sealing cover |
| CN115816724B (en) * | 2023-02-14 | 2023-04-21 | 天津市环宇橡塑股份有限公司 | Vulcanizing treatment system for automobile sealing cover |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20210803 |