CN202833833U - Novel electromagnetic shock absorber - Google Patents
Novel electromagnetic shock absorber Download PDFInfo
- Publication number
- CN202833833U CN202833833U CN 201220543615 CN201220543615U CN202833833U CN 202833833 U CN202833833 U CN 202833833U CN 201220543615 CN201220543615 CN 201220543615 CN 201220543615 U CN201220543615 U CN 201220543615U CN 202833833 U CN202833833 U CN 202833833U
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- Prior art keywords
- piston
- coil
- piston rod
- vibration damper
- shock absorber
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Abstract
The utility model relates to a novel electromagnetic shock absorber used for vehicle shock absorption. The novel electromagnetic shock absorber is used for solving the problems that an existing shock absorber is long in response time and short in service life. The novel electromagnetic shock absorber comprises a working cylinder, and a first piston rod, a first piston, a second piston rod and a second piston are arranged in the working cylinder. The first piston rod is connected with the first piston, and the second piston rod is connected with the second piston. A first coil is wound around the first piston rod, a second coil which is opposite to the first coil in the winding direction is wound around the second piston rod, and the first coil and the second coil are respectively connected with a power supply. Guide seats are arranged on the two ends of the working cylinders. The first piston rod and the second piston rod are respectively provided with a limiting block, elastic material is arranged between the limiting blocks and the guide seats, and elastic material is arranged between the first piston and the second piston. The novel electromagnetic shock absorber has the advantages of being short in response time, long in service life, simple in structure and low in cost.
Description
Technical field
The utility model designs a kind of vehicle shock absorber, relates to specifically a kind of electromagnet vibration damper.
Background technique
In the Vehicle Driving Cycle process, produce vibrations because elastic element is hit in the suspension system, for improving the Vehicle Driving Cycle smoothness, be installed in parallel vibration damper with elastic element in the suspension.At present, the vibration damper that adopts on the vehicle suspension mostly is passive type, realize cushioning effect such as traditional passive type hydraulic damper by the damping that fluid flows through one-way valve, can not change the vibration damper damping constant according to traffic information, driver and passenger comfort level when driving can not get maximum satisfied.The active suspension system of employing damping force adjustable and spring rate can be according to the size of road conditions and Vehicle Driving Cycle condition change damping force and spring rate, to satisfy the requirement of riding comfort and travelling and driving safety.
Application number is that 201020628771.2 patent documentation discloses a kind of electromagnetic shock absorber, comprise upper cylinder, lower cylinder body, one end of upper cylinder is arranged in the lower cylinder body, upper cylinder and lower cylinder body are slidingly matched, be provided with decoupling rod in the upper cylinder, be provided with the stir yourself axle in the lower cylinder body, the lower end of decoupling rod is provided with the first permanent magnet, the upper end of movable axis is provided with the second permanent magnet, the first permanent magnet, the second permanent magnet is that the S utmost point same sex is oppositely arranged, it is characterized in that: be provided with the first coil on the described decoupling rod, be provided with the second coil on the movable axis, the first coil, the second coil is connected with the power supply of outside respectively; Described decoupling rod, movable axis are threaded in respectively on upper cylinder, the lower cylinder body.
There is following shortcoming in this electromagnetic shock absorber:
One, is provided with coil on decoupling rod and the movable axis, coil is under the function of current, can strengthen the magnetic force of the first permanent magnet and the second permanent magnet, but, the magnetic field magnetisation that the first permanent magnet and the second permanent magnet are easily produced by coil, cause the vibration damper response time slack-off, can not reach good damping effect.
Two, when vehicle in the process of moving, decoupling rod and motion bar mutually away from the time because this vibration damper do not have protective gear, as easy as rolling off a log damage coil causes this vibration damper to lose damping effect, has greatly shortened the working life of vibration damper.
The model utility content
The utility model is for the existing problem that the corresponding time of vibration damper is slow, working life is short, and a kind of electromagnet vibration damper is provided, and has the characteristics of fast, long service life of corresponding time.
For addressing the above problem, the technological scheme that the utility model adopts is as follows:
A kind of electromagnet vibration damper comprises clutch release slave cylinder, it is characterized in that: be provided with first piston bar, first piston, the second piston rod, the second piston in the described clutch release slave cylinder; The first piston bar is connected with first piston, and the second piston rod is connected with the second piston; Described first piston bar is wound with the first coil, and described the second piston rod is wound with second coil opposite with the first coil winding-direction, and described the first coil is connected with power supply respectively with the second coil; Two ends are provided with guide holder in the described clutch release slave cylinder; Be respectively equipped with limiting stopper on first piston bar and the second piston rod, be provided with the elasticity thing between described limiting stopper and the guide holder, be provided with the elasticity thing between first piston and the second piston.
Further, the elasticity thing between described limiting stopper and the wire seat is fixedly mounted on the limiting stopper.
Preferably, described clutch release slave cylinder, first piston bar, first piston, the second piston rod, the second piston adopt soft magnetic material to make.
Further, described soft magnetic material is pure iron or low carbon steel.
Further, described first piston bar and first piston are threaded connection, and described the second piston rod and the second piston are threaded connection.
Further, described first piston bar is identical with the second piston rod shape size, and described first piston is identical with the shape size of the second piston.
Working principle of the present utility model is: the first coil and the second coil produce magnetic field under the effect of electric current, and the first coil is opposite with the second coil winding-direction, according to the principle of two like magnetic poles repel each other, reach the effect of damping.Simultaneously, the size of magnetic force can be different and different according to the intensity of electric current, thereby realize damping force variable, in order to travel at different roads.
Compared with prior art, the utlity model has following beneficial effect:
One, the utility model is equipped with coil at first piston bar and the second piston rod, and coil produces magnetic force under the effect of electric current, thereby reaches the effect of damping; Simultaneously, between first piston and the second piston, be provided with the elasticity thing, can be in the situation that the effect of damping be played in power failure; Solved existing vibration damper owing to the permanent magnet magnetization that is provided with permanent magnet and causes, the problem that the response time is slow.
Two, the clutch release slave cylinder of the utility model use, first piston bar, first piston, the second piston rod, the second piston adopt soft magnetic material to make, and have advantages of that permeability is high, be easy to magnetize and be easy to and demagnetize, thereby improved the corresponding time of the present utility model.
Three, the soft magnetic material of the utility model employing is pure iron or low carbon steel, has characteristics cheap, good processability, is easy to processing, the advantage of low cost of manufacture so that the utlity model has.
Four, first piston bar of the present utility model and the second piston rod, first piston are identical with the second piston-shaped size, are convenient to mass production and manufacturing.
Five, the utility model is provided with guide holder in clutch release slave cylinder, can reduce the wearing and tearing of piston and clutch release slave cylinder inwall, increases working life of the present utility model.
Six, first piston bar of the present utility model and the second piston rod are provided with limiting stopper, when first piston bar and the second piston rod mutually away from the time, the coil that can be good at protecting increases working life of the present utility model.
Seven, the utility model is provided with the elasticity thing between limiting stopper and guide holder, has reduced direct contact the between guide holder and the limiting stopper, so that this vibration damper damping effect is better.
Description of drawings
Fig. 1 is the utility model embodiment's structural representation;
Mark among the figure: 1 is guide holder, and 2 is the first piston bar, and 3 and 8 is the elasticity thing, and 4 is limiting stopper, and 5 is the first coil, and 6 is clutch release slave cylinder, and 7 is first piston, and 9 is the second piston, and 10 is the second coil, and 11 is the second piston rod.
Embodiment
Below in conjunction with the drawings and the specific embodiments the utility model is described further.
With reference to Fig. 1, the utility model comprises clutch release slave cylinder 6, is provided with first piston bar 2, first piston 7, the second piston rod 11, the second piston 9 in the clutch release slave cylinder 6; First piston bar 2 is connected with first piston 7, and the second piston rod 11 is connected with the second piston 9; Described first piston bar 2 is wound with the first coil 5, and described the second piston rod 11 is wound with the first coil 5 around to the second opposite coil 10, and described the first coil 5 is connected with power supply respectively with the second coil 10; 6 two ends are provided with guide holder 1 in the described clutch release slave cylinder; Be respectively equipped with limiting stopper 4 on first piston bar 2 and the second piston rod 11, be provided with elasticity thing 3 between described limiting stopper 4 and the guide holder 1, be provided with elasticity thing 8 between first piston 7 and the second piston 9.
Preferably, for the ease of installation and removal, the elasticity thing 3 between limiting stopper 4 and the wire seat 1 is fixedly mounted on the limiting stopper 4.
Preferably, clutch release slave cylinder 6, first piston bar 2, first piston 7, the second piston rod 11, the second piston 9 adopt soft magnetic material to make.Described soft magnetic material is pure iron or low carbon steel, has permeability high, is easy to the advantage of magnetizing and being easy to demagnetize, and simultaneously, pure iron and low carbon steel have cheap, the characteristics that are easy to process.So that the utlity model has low cost of manufacture, be easy to the advantage that mass production is made.
Working principle of the present utility model is: the first coil and the second coil produce magnetic field under the effect of electric current, and the first coil is opposite with the second coil winding-direction, according to the principle of two like magnetic poles repel each other, reach the effect of damping.Simultaneously, the size of magnetic force can be according to varying in size of electric current and difference, thereby realize damping force variable, in order to travel at different roads.Sensor is installed on the vehicle, sensor can be surveyed the situation on road surface, and the situation on road surface is converted into electrical signal to processor, processor sends signal according to the electrical signal that sensor transmits to power-supply system, power-supply system transfers out the electric current of varying strength according to the signal that receives, thereby realize the characteristics of the damping force variable of vibration damper, for vehicle brings better damping effect.
Claims (6)
1. an electromagnet vibration damper comprises clutch release slave cylinder, it is characterized in that: be provided with first piston bar, first piston, the second piston rod, the second piston in the described clutch release slave cylinder; The first piston bar is connected with first piston, and the second piston rod is connected with the second piston; Described first piston bar is wound with the first coil, and described the second piston rod is wound with second coil opposite with the first coil winding-direction, and described the first coil is connected with power supply respectively with the second coil; Two ends are provided with guide holder in the described clutch release slave cylinder; Be respectively equipped with limiting stopper on first piston bar and the second piston rod, be provided with the elasticity thing between described limiting stopper and the guide holder, be provided with the elasticity thing between first piston and the second piston.
2. electromagnet vibration damper according to claim 1, it is characterized in that: the elasticity thing between described limiting stopper and the wire seat is fixedly mounted on the limiting stopper.
3. electromagnet vibration damper according to claim 1 is characterized in that: described clutch release slave cylinder, first piston bar, first piston, the second piston rod, the second piston adopt soft magnetic material to make.
4. electromagnet vibration damper according to claim 3, it is characterized in that: described soft magnetic material is pure iron or low carbon steel.
5. electromagnet vibration damper according to claim 3, it is characterized in that: described first piston bar and first piston are threaded connection, and described the second piston rod and the second piston are threaded connection.
6. electromagnet vibration damper according to claim 5, it is characterized in that: described first piston bar is identical with the second piston rod shape size, and described first piston is identical with the shape size of the second piston.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220543615 CN202833833U (en) | 2012-10-23 | 2012-10-23 | Novel electromagnetic shock absorber |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220543615 CN202833833U (en) | 2012-10-23 | 2012-10-23 | Novel electromagnetic shock absorber |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202833833U true CN202833833U (en) | 2013-03-27 |
Family
ID=47945545
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220543615 Expired - Fee Related CN202833833U (en) | 2012-10-23 | 2012-10-23 | Novel electromagnetic shock absorber |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202833833U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105889379A (en) * | 2016-06-04 | 2016-08-24 | 吴江市三达五金工具厂 | Electromagnetic shock absorber capable of storing energy and absorbing shock in multiple directions |
| CN106004306A (en) * | 2016-07-04 | 2016-10-12 | 浙江吉利新能源商用车有限公司 | Magnetic levitation suspension and vehicle with magnetic levitation suspension |
| CN106427449A (en) * | 2016-07-04 | 2017-02-22 | 浙江吉利新能源商用车有限公司 | Magnetic-suspension suspension fork and vehicle with same |
| CN113757286A (en) * | 2021-09-14 | 2021-12-07 | 北京市劳保所科技发展有限责任公司 | Magnetic suspension shock absorber |
-
2012
- 2012-10-23 CN CN 201220543615 patent/CN202833833U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105889379A (en) * | 2016-06-04 | 2016-08-24 | 吴江市三达五金工具厂 | Electromagnetic shock absorber capable of storing energy and absorbing shock in multiple directions |
| CN106004306A (en) * | 2016-07-04 | 2016-10-12 | 浙江吉利新能源商用车有限公司 | Magnetic levitation suspension and vehicle with magnetic levitation suspension |
| CN106427449A (en) * | 2016-07-04 | 2017-02-22 | 浙江吉利新能源商用车有限公司 | Magnetic-suspension suspension fork and vehicle with same |
| CN113757286A (en) * | 2021-09-14 | 2021-12-07 | 北京市劳保所科技发展有限责任公司 | Magnetic suspension shock absorber |
| CN113757286B (en) * | 2021-09-14 | 2023-08-18 | 北京市劳保所科技发展有限责任公司 | Magnetic suspension vibration damper |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130327 Termination date: 20131023 |