CN112428765A - Air spring and damper unit capable of adjusting horizontal height in rotating mode - Google Patents
Air spring and damper unit capable of adjusting horizontal height in rotating mode Download PDFInfo
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- CN112428765A CN112428765A CN202011411763.7A CN202011411763A CN112428765A CN 112428765 A CN112428765 A CN 112428765A CN 202011411763 A CN202011411763 A CN 202011411763A CN 112428765 A CN112428765 A CN 112428765A
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- air spring
- damper unit
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60G—VEHICLE SUSPENSION ARRANGEMENTS
- B60G17/00—Resilient suspensions having means for adjusting the spring or vibration-damper characteristics, for regulating the distance between a supporting surface and a sprung part of vehicle or for locking suspension during use to meet varying vehicular or surface conditions, e.g. due to speed or load
- B60G17/02—Spring characteristics, e.g. mechanical springs and mechanical adjusting means
- B60G17/04—Spring characteristics, e.g. mechanical springs and mechanical adjusting means fluid spring characteristics
- B60G17/048—Spring characteristics, e.g. mechanical springs and mechanical adjusting means fluid spring characteristics with the regulating means inside the fluid springs
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- Mechanical Engineering (AREA)
- Vehicle Body Suspensions (AREA)
Abstract
The invention relates to the field of automobile suspension, in particular to an air spring and a damping unit for rotatably adjusting the horizontal height. It includes: a horizontal height adjusting device and a spring damping device; the level adjusting device includes: the automobile chassis bearing comprises a cavity, a bottom plate and a boss plate, wherein the upper part of the boss plate is connected with an automobile chassis, and a rotating ring bearing is coaxially and rotatably arranged in the boss part. Through the matching of the rotating device, the first electromagnetic valve and the first cavity, the horizontal height of the vehicle body is actively adjusted.
Description
Technical Field
The invention relates to the field of automobile suspension, in particular to an air spring and a damping unit for rotatably adjusting the horizontal height.
Background
Suspension is the general term for all force transfer devices between a vehicle frame (or load-bearing body) and an axle (or wheel). The suspension generally consists of an elastic element, a shock absorber and a guiding mechanism, and the stabilizer bar also belongs to the category of suspension systems.
The non-independent suspension is matched with an integral axle for use, and is mainly used for rear suspension of commercial vehicles (cargo vehicles) or off-road vehicles. The left wheel and the right wheel of the suspension are not independent, when the position of one side wheel relative to the frame or the vehicle body changes due to uneven road, the other side wheel also has the same change.
However, the conventional suspension cannot actively adjust the level of the vehicle body, especially when the vehicle is running at a high speed and the height of the vehicle body needs to be reduced to reduce wind resistance.
Disclosure of Invention
Accordingly, the present invention has been made in view of the above problems, and it is an object of the present invention to provide a method for manufacturing a semiconductor device. The invention realizes the aim through the following technical scheme:
an air spring and damper unit for rotary adjustment of level comprising: a horizontal height adjusting device and a spring damping device;
the level adjusting device includes: the automobile chassis bearing assembly comprises a cavity, a bottom plate and a boss plate, wherein the upper part of the boss plate is connected with an automobile chassis; the bottom of the rotating ring bearing is provided with a rotating device, and the other end of the rotating device is connected with a middle bearing plate; a capsule cavity device is arranged between the convex table plate and the middle bearing plate, and the height of the capsule cavity device is variable;
the rotating device includes: a fixed block, a universal ball and a connecting rod; the number of the fixed blocks is multiple, the fixed blocks are arranged at the edges of the rotating ring bearing and the middle support plate at intervals, the number of the universal balls is consistent with that of the fixed blocks, the universal balls are embedded into the fixed blocks and freely rotate, and two ends of the connecting rod are respectively connected with the corresponding universal balls;
a push rod and a push platform are arranged in the second cavity, the push platform divides the wall into a second cavity and a third cavity, the second cavity and the third cavity are both closed spaces, one end of the push rod is connected with the push platform, and the other end of the push rod is arranged on the bottom plate; the lower part of the cavity III is also provided with a plurality of second electromagnetic valves which penetrate through the lower part of the cavity II to be connected with the outside;
the bottom plate is connected with a mechanism on the wheel, a damping spring is arranged between the bottom plate and the middle bearing plate, and the damping spring wraps the cavity II.
The invention has the beneficial effects that:
1. through the matching of the rotating device, the first electromagnetic valve and the first cavity, the horizontal height of the vehicle body is actively adjusted.
2. The bottom plate of the invention enables the pressure of the road surface to expand towards the first cavity through the push rod and the push platform, when the pressure detection plate is fed back to the whole device, the rotating device rotates, the first electromagnetic valve is opened through electric control to release the pressure, when the pressure in the first cavity reaches a standard value, the first electromagnetic valve is closed, and meanwhile, the rotating device stops rotating to adjust the horizontal height of the vehicle body.
3. Through the arrangement of the connecting rods, the rotating mechanisms relatively rotate slightly to complete corresponding adjustment.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention.
FIG. 2 is a schematic front cross-sectional view of an embodiment of the present invention.
The device comprises a horizontal height adjusting device 1, a boss plate 11, a rotating ring bearing 3, a rotating device 4, a fixed block 41, a universal ball 42, a connecting rod 421, a pressure detecting plate 431, a first cavity 433, a rubber cavity wall 432, an expansion wall 434, a first electromagnetic valve 435, a first electromagnetic valve 43, a middle bearing plate 5, a second cavity 6, a push rod 61, a push platform 62, a second cavity 63 and a bottom plate 7, wherein the horizontal height adjusting device comprises a base plate, a rotating ring bearing, a rotating ring;
Detailed Description
Preferred embodiments of the present invention will be described in detail with reference to the accompanying drawings, so that those embodiments can be easily implemented by those having ordinary skill in the art to which the present invention pertains. However, the present invention may be embodied in many different forms and is not limited to the embodiments described below. In addition, in order to more clearly describe the present invention, components not connected to the present invention will be omitted from the drawings.
An air spring and damping unit for rotary leveling comprising: a horizontal height adjusting device 1 and a spring damping device 2;
the level adjusting device 1 includes: the convex table plate 11, the rotating ring bearing 3, the rotating device 4, the middle bearing plate 5, the cavity II 6 and the bottom plate 7;
the boss plate 11 is an inverted boss, the upper part of the boss plate is connected with an automobile chassis, the boss part 12 is coaxially provided with a rotating ring bearing 3, a rotating shaft 21 penetrates through the connecting rotating ring bearing 3 from the upper part of the boss plate 11, and the rotating ring bearing 3 is nested at the lower part of the boss plate 11 and can rotate;
the number of the fixed blocks 41 is multiple, the fixed blocks are arranged at the edge parts of the rotating ring bearing 3 and the middle support plate 5 at intervals, and the purpose of the arrangement is to limit the universal ball 42;
the number of the universal balls 42 is the same as that of the fixed blocks 41, and the universal balls are embedded in the fixed blocks 41 and rotate freely;
the two ends of the connecting rod 421 are respectively connected with corresponding universal balls 42, and the purpose of the arrangement is to drive the middle bearing plate 5 to move upwards through the rotating device 4 when the rotating ring bearing 3 rotates, so as to compress the distance between the boss plate 11 and the middle bearing plate 5, thereby changing the height of the capsule device 43;
the capsule device 43 is coaxial with the boss plate 11 and arranged between the boss plate 11 and the middle bearing plate 5, and the capsule device 43 comprises: the pressure detection plate 431, the first cavity 433, the rubber cavity wall 432, the expansion wall 434 and the first electromagnetic valve 435;
the pressure detection plate 431 is sheet-shaped and is arranged to be attached to the lower part of the boss plate 11, and the purpose of the arrangement is to detect the air pressure in the first cavity 433;
the rubber cavity wall 432 is cylindrical with two open ends, the upper end and the lower end of the rubber cavity wall 432 are respectively connected with the boss plate 11 and the middle bearing plate 5 and arranged in the middle, the rubber cavity wall 432 is made of flexible materials, and the purpose of the arrangement is that the rubber cavity wall 432 can be deformed to change the volume in the first cavity 433 along with the reduction of the distance between the boss plate 11 and the middle bearing plate 5;
the first cavity 433 is a cavity filled with air, and the first cavity 433 is communicated with the outside through a first electromagnetic valve 435;
the number of the first solenoid valves 435 is multiple, the first solenoid valves 435 penetrate through the middle bearing plate 5 at intervals, the first solenoid valves 435 are communicated with the first cavity 433 and the outside, the arrangement purpose is that when the pressure in the first cavity 433 is increased, the pressure detection plate 431 detects that the pressure is fed back to the whole device, the first solenoid valves 435 are opened through electric control to release the pressure, and when the pressure in the first cavity 433 reaches a standard value, the first solenoid valves 435 are closed, and meanwhile, the rotating device 4 stops rotating;
the expansion wall 434 is arranged in the first cavity 433, the expansion wall 434 is in a cylindrical shape with one end open, and the opening part of the expansion wall 434 is connected with the second cavity 6;
a push rod 61 and a push platform 62 are arranged in the second cavity 6, the push platform 62 divides the wall into a second cavity 63 and a third cavity 64, the second cavity 63 and the third cavity 64 are both closed spaces, one end of the push rod 61 is connected with the push platform 62, and the other end of the push rod is arranged on the bottom plate 7;
the lower part of the cavity III 64 is further provided with a plurality of solenoid valves 641, the number of the solenoid valves 641 is multiple, and the solenoid valves 641 penetrate through the lower part of the cavity II 6 to be connected with the outside respectively, the arrangement purpose is that when the push rod 61 pushes the push platform 62 to pressurize the cavity II 63, the cavity II 63 expands into the cavity I433 through the expansion wall 434, so that the pressure in the cavity I433 is increased, when the push platform 62 moves upwards, the solenoid valve 641 in the cavity III 64 is opened, and when the push platform 62 needs to stop moving, the solenoid valve 641 is closed, so that the boss can be supported to prevent falling;
the bottom plate 7 is connected with a mechanism on the wheel, a damping spring 71 is arranged between the bottom plate 7 and the middle bearing plate 5, and the damping spring 71 wraps the second cavity 6.
The working principle of the invention is as follows:
when the push rod 61 pushes the push table 62 to pressurize the cavity II 63, the cavity II 63 expands into the cavity I433 through the expansion wall 434, so that the pressure in the cavity I433 is increased, when the push table 62 moves upwards, the pressure detection plate 431 detects the air pressure in the cavity I433, the solenoid valve II 641 in the cavity III 64 is opened through electric control, when the rotating ring bearing 3 rotates, the rotating device 4 drives the middle bearing plate 5 to move upwards to compress the distance between the boss plate 11 and the middle bearing plate 5, so that the volume in the bag cavity device 43 is changed, when the pressure in the cavity I433 is reduced, the pressure detection plate 431 detects the pressure and feeds the pressure back to the whole device, the rotating device rotates, the solenoid valve I435 is opened through electric control to release the pressure, when the pressure in the cavity I433 reaches a standard value, the solenoid valve 435 is closed, and the rotating device stops rotating.
Claims (9)
1. An air spring and damper unit for rotary adjustment of level comprising: a horizontal height adjusting device (1) and a spring damping device (2);
the method is characterized in that: the level adjustment device (1) comprises: the automobile chassis structure comprises a cavity (6), a bottom plate (7), and a boss plate (11) of which the upper part is connected with an automobile chassis, wherein a rotating ring bearing (3) is coaxially and rotatably arranged in the boss part (12), and the rotating ring bearing (3) is connected with a rotating shaft (21); the bottom of the rotating ring bearing (3) is provided with a rotating device (4), and the other end of the rotating device (4) is connected with a middle bearing plate (5); a capsule cavity device (43) is arranged between the boss plate (11) and the middle bearing plate (5), and the height of the capsule cavity device (43) is variable;
the rotating device (4) comprises: a fixed block (41), a universal ball (42) and a connecting rod (421); the number of the fixing blocks (41) is multiple, the fixing blocks are arranged on the rotating ring bearing (3) and the edge part of the middle support plate (5) at intervals, the number of the universal balls (42) is consistent with that of the fixing blocks (41), the universal balls are embedded into the fixing blocks (41) to rotate freely, and two ends of the connecting rod (421) are connected with the corresponding universal balls (42) respectively;
a push rod (61) and a push platform (62) are arranged in the second cavity (6), the wall body is divided into a second cavity (63) and a third cavity (64) by the push platform (62), the second cavity (63) and the third cavity (64) are both closed spaces, one end of the push rod (61) is connected with the push platform (62), and the other end of the push rod is arranged on the bottom plate (7); the lower part of the cavity III (64) is also provided with a plurality of second electromagnetic valves (641), and the number of the second electromagnetic valves (641) is multiple and the second electromagnetic valves penetrate through the lower part of the cavity II (6) respectively and are connected with the outside;
the bottom plate (7) is connected with a mechanism on the wheel, a damping spring (71) is arranged between the bottom plate (7) and the middle bearing plate (5), and the damping spring (71) wraps the cavity II (6).
2. The rotary adjustable level air spring and damper unit of claim 1, wherein: the boss plate (11) is an inverted boss.
3. The rotary adjustable level air spring and damper unit of claim 1, wherein: the capsule device (43) comprises: the pressure detection device comprises a pressure detection plate (431), a first cavity (433), a rubber cavity wall (432), an expansion wall (434) and a first electromagnetic valve (435).
4. The rotary adjustable level air spring and damper unit of claim 3, wherein: the pressure detection plate (431) is sheet-shaped and is attached to the lower part of the boss plate (11).
5. The rotary adjustable level air spring and damper unit of claim 3, wherein: the rubber cavity wall (432) is cylindrical with two open ends, and the upper end and the lower end of the rubber cavity wall are respectively connected with the boss plate (11) and the middle of the middle bearing plate (5).
6. A rotary adjustable level air spring and damper unit as claimed in claim 3 or 5, wherein: the glue cavity wall (432) is made of flexible materials.
7. The rotary adjustable level air spring and damper unit of claim 3, wherein: the first cavity (433) is a cavity filled with air, and the first cavity (433) is communicated with the outside through a first electromagnetic valve (435).
8. The rotary adjustable level air spring and damper unit of claim 3, wherein: the number of the first electromagnetic valves (435) is multiple, the first electromagnetic valves (435) penetrate through the middle bearing plate (5) at intervals, and the first electromagnetic valves (435) are communicated with the first cavity (433) and the outside.
9. The rotary adjustable level air spring and damper unit of claim 3, wherein: the expansion wall (434) is arranged in the first cavity (433), the expansion wall (434) is cylindrical with one end open, and the opening part of the expansion wall (434) is connected with the second cavity (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011411763.7A CN112428765B (en) | 2020-12-03 | 2020-12-03 | Suspension device capable of rotatably adjusting horizontal height |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011411763.7A CN112428765B (en) | 2020-12-03 | 2020-12-03 | Suspension device capable of rotatably adjusting horizontal height |
Publications (2)
| Publication Number | Publication Date |
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| CN112428765A true CN112428765A (en) | 2021-03-02 |
| CN112428765B CN112428765B (en) | 2022-07-26 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011411763.7A Active CN112428765B (en) | 2020-12-03 | 2020-12-03 | Suspension device capable of rotatably adjusting horizontal height |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113997144A (en) * | 2021-10-25 | 2022-02-01 | 扬州市金阳光铸造有限公司 | Auxiliary device for polishing special-shaped plate parts |
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| US20060237884A1 (en) * | 2003-06-04 | 2006-10-26 | Arvinmeritor Technology, Llc | Vehicle suspension damper with integral height leveling valve |
| EP2355989A1 (en) * | 2008-11-11 | 2011-08-17 | Big Tyre PTY Ltd. | Spring suspension assembly |
| CN103587367A (en) * | 2012-08-16 | 2014-02-19 | 福特全球技术公司 | Air spring and damper unit with height adjustment |
| CN103660832A (en) * | 2012-09-10 | 2014-03-26 | 福特全球技术公司 | Height adjustment for vehicles with air spring and vibration damper |
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2020
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| US20060237884A1 (en) * | 2003-06-04 | 2006-10-26 | Arvinmeritor Technology, Llc | Vehicle suspension damper with integral height leveling valve |
| EP2355989A1 (en) * | 2008-11-11 | 2011-08-17 | Big Tyre PTY Ltd. | Spring suspension assembly |
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| US20150202938A1 (en) * | 2014-01-22 | 2015-07-23 | Continental Automotive Systems, Inc. | Piston with crush fins |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113997144A (en) * | 2021-10-25 | 2022-02-01 | 扬州市金阳光铸造有限公司 | Auxiliary device for polishing special-shaped plate parts |
| CN113997144B (en) * | 2021-10-25 | 2022-11-25 | 扬州市金阳光铸造有限公司 | Auxiliary device for polishing special-shaped plate parts |
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| Publication number | Publication date |
|---|---|
| CN112428765B (en) | 2022-07-26 |
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| PB01 | Publication | ||
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| TA01 | Transfer of patent application right |
Effective date of registration: 20220704 Address after: 251400 No. 4, Jiyang Street Industrial Park, Jiyang County, Jinan City, Shandong Province (in the courtyard of Jinan bangheng economic and Trade Co., Ltd.) Applicant after: Jinan Fuhua Ruida Machinery Co.,Ltd. Address before: 150028 room b302-303, No.79, Chuangxin Third Road, building 16, innovation and entrepreneurship square, science and technology innovation city, Harbin high tech Industrial Development Zone, Heilongjiang Province Applicant before: Harbin Guandong Industrial Design Co.,Ltd. |
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| TA01 | Transfer of patent application right | ||
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| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: A suspension device for rotating and adjusting the horizontal height Effective date of registration: 20230613 Granted publication date: 20220726 Pledgee: Rizhao Bank Co.,Ltd. Jinan Branch Pledgor: Jinan Fuhua Ruida Machinery Co.,Ltd. Registration number: Y2023980043413 |
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| PE01 | Entry into force of the registration of the contract for pledge of patent right |