CN112277556A - Air spring and metal spring combined type automobile suspension system - Google Patents
Air spring and metal spring combined type automobile suspension system Download PDFInfo
- Publication number
- CN112277556A CN112277556A CN202011396505.6A CN202011396505A CN112277556A CN 112277556 A CN112277556 A CN 112277556A CN 202011396505 A CN202011396505 A CN 202011396505A CN 112277556 A CN112277556 A CN 112277556A
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- CN
- China
- Prior art keywords
- spring
- air
- metal spring
- bag body
- air bag
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60G—VEHICLE SUSPENSION ARRANGEMENTS
- B60G11/00—Resilient suspensions characterised by arrangement, location or kind of springs
- B60G11/32—Resilient suspensions characterised by arrangement, location or kind of springs having springs of different kinds
- B60G11/48—Resilient suspensions characterised by arrangement, location or kind of springs having springs of different kinds not including leaf springs
- B60G11/56—Resilient suspensions characterised by arrangement, location or kind of springs having springs of different kinds not including leaf springs having helical, spiral or coil springs, and also fluid springs
- B60G11/58—Resilient suspensions characterised by arrangement, location or kind of springs having springs of different kinds not including leaf springs having helical, spiral or coil springs, and also fluid springs arranged coaxially
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60G—VEHICLE SUSPENSION ARRANGEMENTS
- B60G2202/00—Indexing codes relating to the type of spring, damper or actuator
- B60G2202/10—Type of spring
- B60G2202/15—Fluid spring
- B60G2202/152—Pneumatic spring
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Fluid-Damping Devices (AREA)
- Vehicle Body Suspensions (AREA)
Abstract
The invention discloses an air spring and metal spring combined type automobile suspension system, wherein a metal spring is spiral, the air spring is arranged in the middle of the metal spring in a penetrating mode, the air spring comprises an upper base, an air bag body and a lower base, the upper base and the lower base are respectively inserted into two ends of the air bag body and are connected in a sealing mode, the air bag body forms a sealing space, and the air bag body can axially stretch. The invention adopts the combination of the metal spring and the air spring, and the air spring is arranged in the middle of the metal spring in a penetrating way, so that the original structure of the suspension system is not influenced; when adjusting the height and the elastic damping of automobile body, only need to adjust the internal atmospheric pressure of gasbag can, in addition, when air spring breaks down, still can not influence suspension's use through metal spring, finally, through the combination of air spring and metal spring, can improve security and the travelling comfort of car when driving.
Description
Technical Field
The invention relates to the technical field of vehicle suspension, in particular to an air spring and metal spring combined type automobile suspension system.
Background
The automobile suspension system is the whole support system consisting of a spring and a shock absorber between an automobile body and a tire. The suspension system should function to support the vehicle body and improve the ride, and different suspension arrangements will give the driver a different driving experience. The suspension system which looks like a simple appearance integrates various acting forces, determines the stability, comfort and safety of the car and is one of the key parts of the modern car.
The existing automobile suspension system generally adopts a spiral metal spring structure or an air spring, but only uses the metal spring alone, and only the metal spring can be replaced if the height of an automobile body needs to be changed or the elastic damping of the metal spring is adjusted; similarly, although the height of the vehicle body and the elastic damping can be adjusted by using the air spring alone, the failure rate of the air spring is high, and when the air spring leaks or fails, the suspension system cannot be used, so that the safety and the comfort of the vehicle are not facilitated.
Disclosure of Invention
The invention aims to provide an air spring and metal spring combined type automobile suspension system which is used for adjusting the height and elastic damping of an automobile body and improving the running safety and comfort of an automobile.
In order to solve the above technical problems, the present invention can be implemented by adopting the following technical scheme:
the utility model provides an air spring and metal spring convolution automobile suspension, metal spring are the heliciform, and air spring wears to establish at metal spring's middle part, air spring includes upper base, gasbag body and lower base, upper base, lower base insert the both ends of gasbag body respectively to sealing connection makes the gasbag body form sealed space, but the gasbag body axial is flexible.
In one embodiment, the upper base is inserted into one end of the airbag body and provided with a notch, the airbag body is provided with a protruding block matched with the notch, and the upper base is in interference connection with the airbag body for sealing.
In one embodiment, the lower base is inserted into the other end of the airbag body, and the lower base is connected with the airbag body in a sealing mode through a clamping band.
In one embodiment, the upper base is provided with an air nozzle.
In one embodiment, the upper base is further provided with a gasket.
In one embodiment, the lower base is provided with an air inlet communicated with the air bag body.
The invention has the beneficial effects that: according to the air spring and metal spring combined automobile suspension system, two ends of the metal spring and the air spring are respectively connected with the frame chassis and the axle, and the air spring is arranged in the middle of the metal spring in a penetrating manner, so that the original structure of the suspension system is not influenced; in addition, when the height and the elastic damping of the automobile body are adjusted, only the air pressure in the air bag body needs to be adjusted, so that the air pressure is enhanced or reduced, in addition, when the air spring breaks down, the use of the original system cannot be influenced, and finally, the safety and the comfort of the automobile during running are improved through the combination of the air spring and the metal spring.
Drawings
FIG. 1 is a schematic view of an air spring and metal spring combined suspension system of an automobile according to the present invention;
FIG. 2 is a cross-sectional view of an air spring of the combined air spring and metal spring automotive suspension system of the present invention.
As shown in the attached drawings: 100. a metal spring; 200. an air spring; 210. an upper base; 220. a lower base; 230. an airbag body; 240. a notch; 250. a bump; 260. clamping a hoop; 270. an air tap; 280. a gasket; 290. an air inlet.
Detailed Description
In order to make the aforementioned objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in detail below. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. This invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein.
It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. In contrast, when an element is referred to as being "directly on" another element, there are no intervening elements present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for descriptive purposes only.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used herein in the description of the invention is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.
Referring to fig. 1 and 2, in the suspension system of the air spring and metal spring combined type, the metal spring 100 is spiral, the air spring 200 is inserted through the middle of the metal spring 100, the air spring 200 includes an upper base 210, an airbag body 220 and a lower base 230, the upper base 210 and the lower base 230 are respectively inserted into two ends of the airbag body 200 and are hermetically connected, so that the airbag body 220 forms a sealed space, and the airbag body 200 can axially extend and retract.
Specifically, two ends of a metal spring 100 are respectively connected to the bottom of a frame and an axle, an air spring 200 is arranged in the middle of the metal spring 100 in a penetrating mode, similarly, an upper base 210 of the air spring 200 is connected with the bottom of the frame, a lower base 230 is connected with the axle, when the height of a vehicle body of a vehicle needs to be adjusted or elastic damping needs to be adjusted, only inflation or deflation needs to be carried out in an air bag body 220, so that the air bag body 220 is axially stretched or compressed, and the height of the vehicle body and the elastic damping of the vehicle are adjusted; such as: when the weight of the automobile body is 2.2 tons, the elastic damping of the automobile body can be increased by using the metal spring 100 and the air spring 200 at the same time, so that the automobile body can bear stronger pressure, and the height of the automobile body can be increased, if the air bag body 220 is inflated or deflated, the elastic damping can be adjusted, and meanwhile, the height of the automobile body can be slightly adjusted; and when the air spring 200 leaks air or breaks down, the normal operation of the automobile suspension system cannot be influenced through the metal spring 100, and finally, the safety and the comfort of the automobile during running are improved.
Referring to fig. 2, the upper base 210 is inserted into one end of the airbag body 220, and is provided with a notch 240, the airbag body 220 is provided with a protrusion 250 matched with the notch 240, and the upper base 210 and the airbag body 220 are connected in an interference manner for sealing.
In the present embodiment, since the upper base 210 is inserted into the airbag body 220 and is connected by interference to achieve sealing, in order to prevent the upper base 210 from being completely inserted into the airbag body 220 when inserted into the airbag body 220, a circle of notch 240 is provided at the insertion portion of the upper base 210, and a circle of protrusion 250 is provided at the airbag body 220, and when inserted by interference, the protrusion 250 abuts against the notch 240, so that the upper base 210 cannot be inserted any more after being inserted to a corresponding position, thereby rationalizing the connection between the upper base 210 and the airbag body 220.
Referring to fig. 2, the lower base 230 is inserted into the other end of the airbag body 220, and the lower base 230 is hermetically connected to the airbag body 220 by a clip 260.
Because of the inside of gasbag body 220 needs to be sealed, consequently, after inserting lower base 230 in gasbag body 220, accessible clamp 260 hoops in the outside of gasbag body 220, makes gasbag body 220 and lower base 230 zonulae occludens, realizes sealedly, simultaneously because of including the rubber material in the material of gasbag body 220, can improve the leakproofness through the rubber material.
In addition, in this embodiment, the upper base 210 is provided with an air nozzle 270, and the lower base 230 is provided with an air inlet 290 communicated with the airbag body 220. According to different vehicles, air is required to be sucked from the lower base 230, so that the lower base 230 is provided with an air inlet 290, and the air tap 270 of the upper base 210 is combined to adjust the air pressure in the airbag body 220; part of the vehicle needs to intake air from the upper base 210, so that the air inlet of the lower base 230 can be sealed, and air can be sucked or discharged from the air tap 270 of the upper base 210, so as to adjust the air pressure of the airbag body 220; thereby improving the applicability of the air spring 200 and being applicable to various types of vehicles.
Finally, in order to facilitate the connection between the upper base 210 and the bottom of the vehicle body, the upper base 210 is further provided with a gasket 280, so that a certain buffering effect can be achieved when the air spring 200 is connected or used, and the service life of the air spring 200 is prolonged.
The foregoing shows and describes the general principles and features of the present invention, together with the advantages thereof. The present invention may be readily implemented by those skilled in the art as illustrated in the accompanying drawings and described above; however, those skilled in the art should appreciate that they can readily use the disclosed conception and specific embodiments as a basis for designing or modifying other structures for carrying out the same purposes of the present invention; meanwhile, any changes, modifications, and evolutions of the equivalent changes of the above embodiments according to the actual techniques of the present invention are still within the protection scope of the technical solution of the present invention.
Claims (6)
1. The utility model provides an air spring and metal spring convolution automotive suspension system which characterized in that: the metal spring is spiral, the air spring penetrates through the middle of the metal spring, the air spring comprises an upper base, an air bag body and a lower base, the upper base and the lower base are respectively inserted into two ends of the air bag body and are in sealing connection, the air bag body forms a sealing space, and the air bag body can axially stretch and retract.
2. The combined air spring and metal spring automotive suspension system of claim 1, wherein: the air bag comprises an air bag body and is characterized in that a notch is formed in one end, inserted into the air bag body, of the upper base, a protruding block matched with the notch is arranged on the air bag body, and the upper base is connected with the air bag body in an interference mode to be sealed.
3. The combined air spring and metal spring automotive suspension system of claim 2, wherein: the lower base is inserted into the other end of the air bag body and is connected with the air bag body in a sealing mode through the clamping hoop.
4. The combined air spring and metal spring automotive suspension system of claim 3, wherein: the upper base is provided with an air tap.
5. The combined air spring and metal spring automotive suspension system of claim 1, wherein: the upper base is also provided with a gasket.
6. The combined air spring and metal spring automotive suspension system of claim 1, wherein: the lower base is provided with an air inlet communicated with the airbag body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011396505.6A CN112277556A (en) | 2020-12-03 | 2020-12-03 | Air spring and metal spring combined type automobile suspension system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011396505.6A CN112277556A (en) | 2020-12-03 | 2020-12-03 | Air spring and metal spring combined type automobile suspension system |
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| Publication Number | Publication Date |
|---|---|
| CN112277556A true CN112277556A (en) | 2021-01-29 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011396505.6A Pending CN112277556A (en) | 2020-12-03 | 2020-12-03 | Air spring and metal spring combined type automobile suspension system |
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| CN (1) | CN112277556A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2024139597A1 (en) * | 2022-12-26 | 2024-07-04 | 李拾 | Elastic assistive supporting type inflation mechanism |
-
2020
- 2020-12-03 CN CN202011396505.6A patent/CN112277556A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2024139597A1 (en) * | 2022-12-26 | 2024-07-04 | 李拾 | Elastic assistive supporting type inflation mechanism |
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