CN107914534B - A kind of the Lower Sway Arm of Automobile ball pin structure - Google Patents
A kind of the Lower Sway Arm of Automobile ball pin structure Download PDFInfo
- Publication number
- CN107914534B CN107914534B CN201711155555.3A CN201711155555A CN107914534B CN 107914534 B CN107914534 B CN 107914534B CN 201711155555 A CN201711155555 A CN 201711155555A CN 107914534 B CN107914534 B CN 107914534B
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- Prior art keywords
- rod
- dust cover
- cavity
- ball pin
- demarcation plate
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- 239000000428 dust Substances 0.000 claims abstract description 32
- 238000007789 sealing Methods 0.000 claims abstract description 17
- 208000002925 dental caries Diseases 0.000 claims abstract description 7
- 239000000463 material Substances 0.000 claims abstract description 4
- 238000004891 communication Methods 0.000 claims description 3
- 238000001816 cooling Methods 0.000 claims description 3
- 238000009826 distribution Methods 0.000 claims description 3
- 229910001285 shape-memory alloy Inorganic materials 0.000 claims description 2
- 238000000926 separation method Methods 0.000 claims 1
- 238000009434 installation Methods 0.000 abstract 1
- 238000010276 construction Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000011800 void material Substances 0.000 description 2
- 229910045601 alloy Inorganic materials 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000005192 partition Methods 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60G—VEHICLE SUSPENSION ARRANGEMENTS
- B60G7/00—Pivoted suspension arms; Accessories thereof
- B60G7/005—Ball joints
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Pivots And Pivotal Connections (AREA)
- Toys (AREA)
Abstract
The present invention relates to a kind of the Lower Sway Arm of Automobile ball pin structures, including lower swing arm, the dust cover of ball pin and rubber material, ball pin includes the body of rod and sphere of integrally connected, sphere installation is in the ball seat of lower swing arm, the junction of sphere and ball seat is arranged in dust cover, one end of dust cover is socketed on the body of rod by sealing ring, the other end is fixed on ball seat by anchor ear, the demarcation plate that dust cover is divided into mutual disconnected two cavitys is equipped in dust cover, the outer edge of demarcation plate is fixedly connected on dust cover, its middle part is sleeved on the body of rod by sets of holes and is moved axially along the body of rod.The present invention drives demarcation plate mobile by the feature that memory spring variation with temperature can voluntarily stretch, the space size for changing the second cavity increases the space of the second cavity and reduces air pressure inside when the second cavity temperature increases, to reduce internal temperature, temperature regulation is realized.
Description
Technical field
The present invention relates to technical field of automobile parts, in particular to a kind of the Lower Sway Arm of Automobile ball pin structure.
Background technique
The Lower Sway Arm of Automobile is normally for being connected with the knuckle on automotive brake, due to lower swing arm and the knuckle
Between need relative motion and the transmitting of power, between them be equipped with ball pin.The structure of ball pin includes being connected as a single entity
The body of rod and sphere, wherein sphere is assemblied in spherical pit set by lower swing arm end, and the body of rod is plugged in the knuckle.
In the operational process of automobile, sphere and spherical pit inevitably generate relative motion and generate heat, and heat is sealing
It is accumulated in dust cover and generates high temperature, influence the proper engagement of sphere and spherical pit.
Summary of the invention
The present invention provides a kind of the Lower Sway Arm of Automobile ball pin structure to solve above-mentioned technical problem.
Above-mentioned purpose of the invention has the technical scheme that a kind of the Lower Sway Arm of Automobile ball pin structure,
Dust cover including lower swing arm, ball pin and rubber material, the ball pin include the body of rod and sphere of integrally connected, the sphere peace
In the ball seat of the lower swing arm, the junction of the sphere Yu the ball seat, the dust cover is arranged in the dust cover
One end be socketed on the body of rod by sealing ring, the other end is fixed on the ball seat by anchor ear, in the dust cover
Equipped with the demarcation plate that the dust cover is divided into mutual disconnected two cavitys, two cavitys are respectively along the body of rod axis
It is distributed in the first cavity and the second cavity of the demarcation plate two sides forwards, backwards, the outer edge of the demarcation plate is fixedly connected on institute
It states on dust cover, middle part is sleeved on the body of rod by sets of holes and is moved axially along the body of rod, and the dust cover is driven
Along the body of rod axial stretching, to adjust the size of first cavity and second cavity.
Preferably, the cavity wall of first cavity is equipped with the heat release hole for making first cavity be in communication with the outside.
Preferably, being equipped with the flexible catch of several circle distributions in the heat release hole, the flexible catch is stacked on top of each other
Enclosed construction is formed in the heat release hole.
Preferably, being equipped with sliding sleeve in the sets of holes of the demarcation plate, the sliding sleeve, which is socketed on the body of rod, makes described point
Partition and the sliding sleeve synchronizing moving.
Preferably, being equipped with telescopic sealing sleeve pipe in first cavity, the sealing sleeve pipe is socketed in the bar
On body, one end of the sealing sleeve pipe be sealedly connected on the dust cover for being socketed at the socket on the body of rod,
The other end is sealedly connected at the sets of holes of the demarcation plate.
Preferably, the body of rod is equipped with the limited step between the sphere and the demarcation plate, the limit
Being equipped with after being heated between position step and the demarcation plate pushes the demarcation plate mobile to increase described in the second void space, reduction
The temperature-sensitive driving assembly of first void space.
Preferably, the temperature-sensitive driving assembly is the memory spring of CuZnAl memory alloy wire coiling.
Preferably, the demarcation plate is heat-conducting plate, the side of the heat-conducting plate being located in first cavity is equipped with
Cooling fin.
Beneficial effects of the present invention: the present invention is driven by the feature that memory spring variation with temperature can voluntarily stretch
Demarcation plate is mobile, changes the space size of the second cavity, when the second cavity temperature increases, increases space and the drop of the second cavity
Low air pressure inside realizes temperature regulation to reduce internal temperature.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the embodiment of the present invention；
Fig. 2 is the structural schematic diagram of heat release hole in the embodiment of the present invention；
In figure: 1- lower swing arm, 11- ball seat, 2- ball pin, the 21- body of rod, 22- sphere, 23- limited step, 3- dust cover, 31-
First cavity, the second cavity of 32-, 33- heat release hole, 34- flexible catch, 4- demarcation plate, 5- sealing sleeve pipe, 6- temperature-sensitive driving group
Part, 7- anchor ear, 8- sealing ring.
Specific embodiment
In conjunction with attached drawing, the present invention is described in further detail.This specific embodiment is only explanation of the invention,
It is not limitation of the present invention, and those skilled in the art can according to need after reading this specification to this implementation
Example makes the modification of not creative contribution, but as long as all by the protection of Patent Law in scope of the presently claimed invention.
Embodiment: as depicted in figs. 1 and 2, a kind of the Lower Sway Arm of Automobile ball pin structure, including lower swing arm 1, ball pin 2 and rubber
The dust cover 3 of material, the ball pin 2 include the body of rod 21 and sphere 22 of integrally connected, and the sphere 22 is mounted on the bottom
In the ball seat 11 of arm 1, the dust cover 3 is arranged in the junction of the sphere 22 with the ball seat 11, and the one of the dust cover 3
End is socketed on the body of rod 21 by sealing ring 8, and the other end is fixed on the ball seat 11 by anchor ear 7, the dust cover 3
The dust cover 3 is divided to for the demarcation plate 4 of mutual disconnected two cavitys by interior be equipped with, and two cavitys are respectively along the bar
Body 21 is distributed in the first cavity 31 and the second cavity 32 of 4 two sides of demarcation plate axially back and forth, and demarcation plate 4 is metal material
The side of heat-conducting plate, the heat-conducting plate being located in first cavity 31 is equipped with cooling fin.
The outer edge of demarcation plate 4 is fixedly connected on the dust cover 3, and middle part is sleeved on the body of rod 21 by sets of holes
It above and along the body of rod 21 moves axially, drives the dust cover 3 along 21 axial stretching of the body of rod, it is empty to adjust described first
The size of chamber 31 and second cavity 32.Sliding sleeve is equipped in the sets of holes of demarcation plate 4, the sliding sleeve is socketed on the body of rod 21
Make the demarcation plate 4 and the sliding sleeve synchronizing moving.
It is equipped with telescopic sealing sleeve pipe 5 in first cavity 31, the sealing sleeve pipe 5 is socketed on the body of rod 21, institute
State sealing sleeve pipe 5 one end be sealedly connected on the dust cover 3 for being socketed at the socket on the body of rod 21, it is another
End is sealedly connected at the sets of holes of the demarcation plate 4.The body of rod 21 is equipped between the sphere 22 and the demarcation plate 4
Limited step 23 is equipped with after being heated between the limited step 23 and the demarcation plate 4 and pushes the demarcation plate 4 mobile to increase
Second cavity, 32 space, the temperature-sensitive driving assembly 6 for reducing 31 space of the first cavity, temperature-sensitive driving assembly 6 are CuZnAl note
Recall the memory spring of alloy wire coiling.
As shown in Fig. 2, the cavity wall of the first cavity 31 is equipped with the heat release hole 33 for making first cavity 31 be in communication with the outside,
The flexible catch 34 of several circle distributions is equipped in heat release hole 33, the flexible catch 34 is stacked on top of each other in the heat release hole 33
Form enclosed construction.
Claims (8)
1. a kind of the Lower Sway Arm of Automobile ball pin structure, the dust cover (3) including lower swing arm (1), ball pin (2) and rubber material is described
Ball pin (2) includes the body of rod (21) and sphere (22) of integrally connected, and the sphere (22) is mounted on the ball seat of the lower swing arm (1)
(11) in, the dust cover (3) is arranged in the junction of the sphere (22) and the ball seat (11), the dust cover (3)
One end is socketed on the body of rod (21) by sealing ring (8), and the other end is fixed on the ball seat (11) by anchor ear (7),
It is characterized by: being equipped with the demarcation plate that the dust cover (3) is divided into mutual disconnected two cavitys in the dust cover (3)
(4), two cavitys are respectively the first cavity for being distributed in the demarcation plate (4) two sides axially back and forth along the body of rod (21)
(31) it is fixedly connected on the dust cover (3) with the second cavity (32), the outer edge of the demarcation plate (4), middle part passes through
Sets of holes are sleeved on the body of rod (21) and move axially along the body of rod (21), drive the dust cover (3) along the body of rod
(21) axial stretching, to adjust the size of first cavity (31) and second cavity (32).
2. a kind of the Lower Sway Arm of Automobile ball pin structure according to claim 1, it is characterised in that: first cavity (31)
Cavity wall is equipped with the heat release hole (33) for making first cavity (31) be in communication with the outside.
3. a kind of the Lower Sway Arm of Automobile ball pin structure according to claim 2, it is characterised in that: set in the heat release hole (33)
There is the flexible catch (34) of several circle distributions, the flexible catch (34) is stacked on top of each other to form envelope in the heat release hole (33)
Close structure.
4. a kind of the Lower Sway Arm of Automobile ball pin structure according to claim 1, it is characterised in that: the set of the demarcation plate (4)
Sliding sleeve is equipped in hole, the sliding sleeve, which is socketed on the body of rod (21), makes the demarcation plate (4) and the sliding sleeve synchronizing moving.
5. a kind of the Lower Sway Arm of Automobile ball pin structure according to claim 1, it is characterised in that: in first cavity (31)
Equipped with telescopic sealing sleeve pipe (5), the sealing sleeve pipe (5) is socketed on the body of rod (21), the sealing sleeve pipe (5)
One end be sealedly connected on the dust cover (3) for being socketed at the socket on the body of rod (21), other end sealing connects
It connects at the sets of holes of the demarcation plate (4).
6. a kind of the Lower Sway Arm of Automobile ball pin structure according to claim 1, it is characterised in that: the body of rod (21) is equipped with
Limited step (23) between the sphere (22) and the demarcation plate (4), the limited step (23) and the separation
It is equipped between plate (4) after being heated and pushes the demarcation plate (4) mobile to increase the second cavity (32) space, reduce first sky
The temperature-sensitive driving assembly (6) in chamber (31) space.
7. a kind of the Lower Sway Arm of Automobile ball pin structure according to claim 6, it is characterised in that: the temperature-sensitive driving assembly
It (6) is the memory spring of CuZnAl memory alloy wire coiling.
8. a kind of the Lower Sway Arm of Automobile ball pin structure according to claim 1 or 2, it is characterised in that: the demarcation plate (4) is
The side of heat-conducting plate, the heat-conducting plate being located in first cavity (31) is equipped with cooling fin.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711155555.3A CN107914534B (en) | 2017-11-20 | 2017-11-20 | A kind of the Lower Sway Arm of Automobile ball pin structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711155555.3A CN107914534B (en) | 2017-11-20 | 2017-11-20 | A kind of the Lower Sway Arm of Automobile ball pin structure |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107914534A CN107914534A (en) | 2018-04-17 |
| CN107914534B true CN107914534B (en) | 2019-10-15 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711155555.3A Active CN107914534B (en) | 2017-11-20 | 2017-11-20 | A kind of the Lower Sway Arm of Automobile ball pin structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107914534B (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103201527A (en) * | 2010-11-19 | 2013-07-10 | 日本发条株式会社 | Stabilizer link and method for manufacturing same |
| CN104033483A (en) * | 2014-06-25 | 2014-09-10 | 无锡市崇安区科技创业服务中心 | High-pressure automatic alarming universal joint |
| CN204213319U (en) * | 2014-11-05 | 2015-03-18 | 北汽福田汽车股份有限公司 | Bulb linkage structure and vehicle |
| CN204419843U (en) * | 2014-12-08 | 2015-06-24 | 英华达（上海）科技有限公司 | Ball-type linkage structure |
| CN204458807U (en) * | 2015-03-11 | 2015-07-08 | 宁波优适捷传动件有限公司 | Vehicle-mounted suspension arms ball joint assembly |
-
2017
- 2017-11-20 CN CN201711155555.3A patent/CN107914534B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103201527A (en) * | 2010-11-19 | 2013-07-10 | 日本发条株式会社 | Stabilizer link and method for manufacturing same |
| CN104033483A (en) * | 2014-06-25 | 2014-09-10 | 无锡市崇安区科技创业服务中心 | High-pressure automatic alarming universal joint |
| CN204213319U (en) * | 2014-11-05 | 2015-03-18 | 北汽福田汽车股份有限公司 | Bulb linkage structure and vehicle |
| CN204419843U (en) * | 2014-12-08 | 2015-06-24 | 英华达（上海）科技有限公司 | Ball-type linkage structure |
| CN204458807U (en) * | 2015-03-11 | 2015-07-08 | 宁波优适捷传动件有限公司 | Vehicle-mounted suspension arms ball joint assembly |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107914534A (en) | 2018-04-17 |
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| PB01 | Publication | ||
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| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: A ball pin structure of automobile lower swing arm Effective date of registration: 20201124 Granted publication date: 20191015 Pledgee: Anhui Guangde Rural Commercial Bank Co.,Ltd. Pledgor: ANHUI KEYUAN MACHINERY Co.,Ltd. Registration number: Y2020980008390 |
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| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20211122 Granted publication date: 20191015 Pledgee: Anhui Guangde Rural Commercial Bank Co.,Ltd. Pledgor: ANHUI KEYUAN MACHINERY Co.,Ltd. Registration number: Y2020980008390 |
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| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: A ball pin structure of automobile lower swing arm Effective date of registration: 20211124 Granted publication date: 20191015 Pledgee: Anhui Guangde Rural Commercial Bank Co.,Ltd. Pledgor: ANHUI KEYUAN MACHINERY Co.,Ltd. Registration number: Y2021980013116 |
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| PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20221122 Granted publication date: 20191015 Pledgee: Anhui Guangde Rural Commercial Bank Co.,Ltd. Pledgor: ANHUI KEYUAN MACHINERY Co.,Ltd. Registration number: Y2021980013116 |