CN222596643U - Piston rod for air suspension magneto-rheological damper - Google Patents
Piston rod for air suspension magneto-rheological damper Download PDFInfo
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- CN222596643U CN222596643U CN202420546204.4U CN202420546204U CN222596643U CN 222596643 U CN222596643 U CN 222596643U CN 202420546204 U CN202420546204 U CN 202420546204U CN 222596643 U CN222596643 U CN 222596643U
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Abstract
The utility model discloses a piston rod for an air suspension magneto-rheological damper, which comprises a sleeve, wherein a first damping groove is formed in the inner side of the sleeve, first oil is arranged in the inner side of the first damping groove, a movable groove is formed in the upper side surface of the sleeve, and the inner side of the movable groove is movably connected with a first piston rod. According to the utility model, the first buffer spring is arranged, so that the first buffer spring can be matched with the impact caused by the movement of the first oil liquid to the first piston to further buffer the impact, then the movement of the first solid rod on the inner side of the first hollow rod consumes the impact, the damping performance of the device is improved, and the second piston is arranged, so that when the first piston rod is impacted, the impact is firstly transmitted to the second hollow rod, the second piston moves, the second buffer spring is pushed by the second piston, the impact is further buffered by the second buffer spring, the damping performance of the device is improved, and the problem of poor damping performance of the damper is solved.
Description
Technical Field
The utility model relates to the technical field of piston rods, in particular to a piston rod for an air suspension magneto-rheological shock absorber.
Background
In order to improve the comfort of the vehicle, the elastic elements in the vehicle suspension are provided with shock absorbers in parallel for damping vibrations.
When the automobile encounters extremely bump and inclination, the damping spring is extremely compressed, the flow of oil cannot completely convert elastic potential energy into heat energy of oil, the spring repeatedly oscillates, the automobile can bounce continuously, stability and riding comfort cannot be ensured, and the shock absorption performance of the shock absorber is poor. Therefore, the piston rod of the air suspension magneto-rheological damper needs to be designed and modified to solve the problem of poor damping performance of the damper.
Disclosure of utility model
In order to solve the problems set forth in the background art, an object of the present utility model is to provide a piston rod for an air suspension magneto-rheological damper.
The piston rod for the hollow suspension magneto-rheological damper comprises a sleeve, wherein a first damping groove is formed in the inner side of the sleeve, first oil is arranged in the inner side of the first damping groove, a movable groove is formed in the upper side surface of the sleeve, the inner side of the movable groove is movably connected with a first piston rod, the lower side of the first piston rod is fixedly connected with a first piston, the upper side of the first piston is fixedly connected with a first solid rod, the outer side of the first solid rod is movably connected with a first hollow rod, the first hollow rod is fixedly connected with the first damping groove, the outer side of the first piston rod is movably connected with a first damping spring, the first damping groove and the first piston are fixedly connected with the first damping spring, a second damping groove is formed in the inner side of the first piston rod, the inner side of the second damping groove is fixedly connected with a second hollow rod, the inner side of the second hollow rod is movably connected with a second solid rod, the lower side of the second solid rod is fixedly connected with a second piston, and the lower side of the second hollow rod is fixedly connected with the second piston.
Preferably, the upper side surface of the sleeve is provided with a first liquid conveying groove, and the upper side surface of the first piston rod is provided with a second liquid conveying groove.
Preferably, the inner sides of the first liquid conveying groove and the second liquid conveying groove are respectively connected with a plug in a threaded mode.
Preferably, the upper side of the first piston rod is fixedly connected with a connecting block.
Preferably, the surface of the connecting block is provided with a connecting groove.
As preferable mode of the utility model, the upper side and the lower side of the first piston and the upper side and the lower side of the second piston are fixedly connected with buffer cushions.
Compared with the prior art, the utility model has the following beneficial effects:
1. According to the utility model, the first buffer spring is arranged, so that the first buffer spring can be matched with the impact caused by the movement of the first oil liquid to the first piston to further buffer the impact, then the movement of the first solid rod on the inner side of the first hollow rod consumes the impact, the damping performance of the device is improved, and the second piston is arranged, so that when the first piston rod is impacted, the impact is firstly transmitted to the second hollow rod, the second piston moves, the second buffer spring is pushed by the second piston, the impact is further buffered by the second buffer spring, the damping performance of the device is improved, and the problem of poor damping performance of the damper is solved.
2. According to the utility model, through the arrangement of the first liquid conveying groove and the second liquid conveying groove, the first oil liquid and the second oil liquid can be replaced, and the convenience of using the device is improved.
Drawings
FIG. 1 is a front elevational view of the structure of the present utility model;
FIG. 2 is a rear elevational view of the structure of the present utility model;
Fig. 3 is a top view of the structure of the present utility model.
In the figure, 1, a sleeve; 2, a first shock absorption groove, 3, a first oil liquid, 4, a movable groove, 5, a first piston rod, 6, a first piston, 7, a first solid rod, 8, a first hollow rod, 9, a second shock absorption groove, 10, a second oil liquid, 11, a second hollow rod, 12, a second solid rod, 13, a second piston, 14, a second buffer spring, 15, a first liquid conveying groove, 16, a second liquid conveying groove, 17, a plug, 18, a connecting block, 19, a connecting groove, 20, a buffer cushion, 21 and a first buffer spring.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
As shown in fig. 1 to 3, the piston rod for the hollow suspension magneto-rheological damper provided by the utility model comprises a sleeve 1, wherein a first damping groove 2 is formed in the inner side of the sleeve 1, a first oil liquid 3 is arranged in the inner side of the first damping groove 2, a movable groove 4 is formed in the upper side surface of the sleeve 1, a first piston rod 5 is movably connected to the inner side of the movable groove 4, a first piston 6 is fixedly connected to the lower side of the first piston rod 5, a first solid rod 7 is fixedly connected to the upper side of the first piston 6, a first hollow rod 8 is movably connected to the outer side of the first solid rod 7, the first hollow rod 8 is fixedly connected with the first damping groove 2, a first buffer spring 21 is movably connected to the outer side of the first piston rod 5, both the first damping groove 2 and the first piston 6 are fixedly connected with the first buffer spring 21, a second damping groove 9 is formed in the inner side of the first piston rod 5, a second oil liquid 10 is arranged in the inner side of the second damping groove 9, a second hollow rod 11 is fixedly connected to the inner side of the second damping groove 9, a second solid rod 12 is movably connected to the inner side of the second hollow rod 11, a second solid rod 12 is fixedly connected to the inner side of the second solid rod 12 is fixedly connected to the second piston 13, and a second piston 13 is fixedly connected to the lower side of the second piston 13.
Referring to fig. 3, a first liquid delivery groove 15 is formed in the upper surface of the sleeve 1, and a second liquid delivery groove 16 is formed in the upper surface of the first piston rod 5.
As a technical optimization scheme of the utility model, the first oil liquid 3 and the second oil liquid 10 can be replaced through the arrangement of the first liquid conveying groove 15 and the second liquid conveying groove 16, so that the convenience of using the device is improved.
Referring to fig. 3, a plug 17 is screwed inside each of the first and second liquid-feeding tanks 15 and 16.
As a technical optimization scheme of the utility model, the first liquid conveying groove 15 and the second liquid conveying groove 16 can be blocked by the arrangement of the plug 17, so that the leakage of the first oil liquid 3 and the second oil liquid 10 is avoided, and the use stability of the device is improved.
Referring to fig. 3, a connection block 18 is fixedly connected to the upper side of the first piston rod 5.
As a technical optimization scheme of the utility model, the device is convenient to connect through the arrangement of the connecting block 18, and the convenience of device connection is improved.
Referring to fig. 3, a connection groove 19 is formed on the surface of the connection block 18.
As a technical optimization scheme of the utility model, the connecting block 18 is convenient to connect with the installation place through the arrangement of the connecting groove 19, so that the convenience of device connection is improved.
Referring to fig. 1, a cushion pad 20 is fixedly coupled to both the upper and lower sides of the first piston 6 and the upper and lower sides of the second piston 13.
As a technical optimization scheme of the utility model, through the arrangement of the buffer cushion 20, when the first piston 6 and the second piston 13 move to the maximum positions, the vibration can be further counteracted through the buffer cushion 20, and the shock absorption performance of the device is improved.
When vibration is generated, the vibration impacts the first piston rod 5, so that the vibration is transmitted to the second hollow rod 11 through the first piston rod 5, is transmitted to the second solid rod 12 through the second hollow rod 11, so that the second solid rod 12 moves, the second piston 13 is pushed by the second solid rod 12, the second oil liquid 10 and the second buffer spring 14 are pushed by the second piston 13, the vibration is buffered by the second oil liquid 10 and the second buffer spring 14, meanwhile, the first piston rod 5 is pushed to move, the first piston 6 is pushed to move by the first piston rod 5, the first buffer spring 21 is pulled by the first piston 6, and the first oil liquid 3 is pushed, so that the vibration is further counteracted by the first oil liquid 3 and the first buffer spring 21.
It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. A piston rod for a hollow suspension magnetic transformation shock absorber comprises a sleeve (1), and is characterized in that a first shock absorption groove (2) is formed in the inner side of the sleeve (1), a first oil liquid (3) is arranged in the inner side of the first shock absorption groove (2), a movable groove (4) is formed in the upper side surface of the sleeve (1), a first piston rod (5) is movably connected to the inner side of the movable groove (4), a first piston (6) is fixedly connected to the lower side of the first piston rod (5), a first solid rod (7) is fixedly connected to the upper side of the first piston (6), a first hollow rod (8) is movably connected to the outer side of the first solid rod (7), the first hollow rod (8) is fixedly connected with the first shock absorption groove (2), a first buffer spring (21) is movably connected to the outer side of the first piston rod (5), a second groove (9) is formed in the inner side of the first piston rod (5), a second hollow rod (9) is fixedly connected to the inner side of the second piston rod (9), a second hollow rod (11) is fixedly connected to the inner side of the second hollow rod (11), the lower side of the second solid rod (12) is fixedly connected with a second piston (13), and the lower side of the second piston (13) is fixedly connected with a second buffer spring (14).
2. The piston rod for the air suspension magneto-rheological damper according to claim 1, wherein a first liquid conveying groove (15) is formed in the upper side surface of the sleeve (1), and a second liquid conveying groove (16) is formed in the upper side surface of the first piston rod (5).
3. A piston rod for an air suspension magneto-rheological damper according to claim 2, characterized in that the inner sides of the first liquid delivery tank (15) and the second liquid delivery tank (16) are both in threaded connection with plugs (17).
4. The piston rod for an air suspension magneto-rheological damper according to claim 1, wherein a connecting block (18) is fixedly connected to the upper side of the first piston rod (5).
5. A piston rod for an air suspension magneto-rheological damper according to claim 4 wherein the connecting block (18) has a connecting groove (19) formed on its surface.
6. The piston rod for an air suspension magneto-rheological damper according to claim 1, wherein the upper and lower sides of the first piston (6) and the upper and lower sides of the second piston (13) are fixedly connected with a buffer pad (20).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202420546204.4U CN222596643U (en) | 2024-03-20 | 2024-03-20 | Piston rod for air suspension magneto-rheological damper |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202420546204.4U CN222596643U (en) | 2024-03-20 | 2024-03-20 | Piston rod for air suspension magneto-rheological damper |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN222596643U true CN222596643U (en) | 2025-03-11 |
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ID=94845619
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202420546204.4U Active CN222596643U (en) | 2024-03-20 | 2024-03-20 | Piston rod for air suspension magneto-rheological damper |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN222596643U (en) |
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2024
- 2024-03-20 CN CN202420546204.4U patent/CN222596643U/en active Active
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