CN105351420A - Shock absorber - Google Patents
Shock absorber Download PDFInfo
- Publication number
- CN105351420A CN105351420A CN201510906406.0A CN201510906406A CN105351420A CN 105351420 A CN105351420 A CN 105351420A CN 201510906406 A CN201510906406 A CN 201510906406A CN 105351420 A CN105351420 A CN 105351420A
- Authority
- CN
- China
- Prior art keywords
- shock absorber
- piston rod
- absorber body
- vibration damper
- cover
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F7/00—Vibration-dampers; Shock-absorbers
- F16F7/10—Vibration-dampers; Shock-absorbers using inertia effect
- F16F7/104—Vibration-dampers; Shock-absorbers using inertia effect the inertia member being resiliently mounted
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F2222/00—Special physical effects, e.g. nature of damping effects
- F16F2222/08—Inertia
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F2230/00—Purpose; Design features
- F16F2230/30—Sealing arrangements
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F2232/00—Nature of movement
- F16F2232/08—Linear
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Fluid-Damping Devices (AREA)
Abstract
The invention discloses a shock absorber. The shock absorber comprises a sound insulating cover, a piston rod, a dustproof cover and a shock absorber body, wherein the piston rod is arranged in the shock absorber body; one end of the piston rod extends out of the top of the shock absorber body; the other end of the piston rod is connected with a piston assembly; the dustproof cover is arranged at the top of the shock absorber body; the dustproof cover sleeves on the rod body, extending out of the top of the shock absorber body, of the piston rod; one end of the dustproof cover is fixed at the top of the shock absorber body; the other end of the dustproof cover is connected with the piston rod; the bottom of the sound insulating cover is arranged hermetically; the shock absorber body is arranged inside the sound insulating cover; the opening of the sound insulating cover is fixedly connected with the sidewall of the shock absorber body. The shock absorber is capable of solving the problems that in the prior art, the service life of the shock absorber is shortened because dust easily enters the shock absorber and is deposited on the piston rod, and the noise generated by the shock absorber seriously affects the driving experience of a vehicle; the invention provides the shock absorber which is capable of preventing dust entering the shock absorber and being deposited on the piston rod during use, therefore damages of the piston rod are avoided, and noise generated by the shock absorber can be effectively reduced, so good driving experience is provided.
Description
Technical field
The present invention relates to auto parts and components field, particularly, relate to a kind of vibration damper.
Background technique
Along with quality of life improve, people require also to improve to the travelling comfort of vehicle thereupon, in order to increase the travelling comfort of vehicle, automobile chassis system all adopts vibration damper to carry out damping, buffering, and the vibration damper adopted in automobile suspension system is hydraulic shock absorber mostly, and its working principle is when automobile is jolted, piston in vibration damper moves up and down, in the cylinder body of vibration damper, repeatedly pat the fluid in cylinder body, make automobile vibrational energy be converted into fluid heat energy, then be dispersed in air by shock absorber.In order to avoid dust enters into vibration damper, generally dust-proof cover can be installed, in the prior art, the dust-proof cover of vibration damper is generally open, namely the bottom of dust-proof cover is open, certain gap is had with vibration damper urceolus, can cause like this having dust and silt to be entered in vibration damper by the opening of lower end and deposition on the piston rod, cause the damage of piston rod, reduce the working life of vibration damper, and vibration damper does not have corresponding noise insulation mechanism, the noise that vibration damper produces has a strong impact on the driving experience of automobile.
Therefore, there is provided one in use, can effectively prevent dust and silt from being entered the damage also depositing in vibration damper and cause piston rod on the piston rod by the opening of lower end, increase the service life, and effectively can reduce or eliminate the noise that vibration damper produces, make the better vibration damper of driving experience be the problem that the present invention needs solution badly.
Summary of the invention
For above-mentioned prior art, the object of the invention is to overcome in prior art, the dust-proof cover of vibration damper is open, namely the bottom of dust-proof cover is open, dust-proof cover and vibration damper urceolus have certain gap, cause having dust and silt to be entered in vibration damper by the opening of lower end and deposition on the piston rod, there is the damage causing piston rod, the working life and the vibration damper that reduce vibration damper do not have corresponding noise insulation mechanism, the noise that vibration damper produces has a strong impact on the problem of the driving experience of automobile, thus provide one in use, can effectively prevent dust and silt from being entered the damage also depositing in vibration damper and cause piston rod on the piston rod by the opening of lower end, increase the service life, and effectively can reduce or eliminate the noise that vibration damper produces, make the better vibration damper of driving experience.
To achieve these goals, the invention provides a kind of vibration damper, wherein, described vibration damper comprises: sound-insulating cover, piston rod, dust-proof cover and shock absorber body, described piston rod is arranged in described shock absorber body, and one end is stretched out from the top of described shock absorber body, the other end is connected with piston assembly, described dust-proof cover is arranged on the top of described shock absorber body, described dust-proof cover is socketed in described piston rod and stretches out on the body of rod at the top of described shock absorber body, one end of described dust-proof cover is fixed on the top of described shock absorber body, the other end is connected with described piston rod, the sealed bottom of described sound-insulating cover is arranged, described shock absorber body is arranged on the inside of described sound-insulating cover, and the sidewall Joint being opened on described shock absorber body of described sound-insulating cover.
Preferably, in described shock absorber body, the below being positioned at described piston assembly is provided with baffle plate, and the lower surface of described baffle plate is provided with the first spring, described first spring one end is connected to the lower surface of described baffle plate, and the other end is connected with the bottom surface of described shock absorber body.
Preferably, be provided with the second spring between described baffle plate and described piston assembly, one end of described second spring is connected with described piston assembly, and the other end is connected with the upper surface of described baffle plate.
Preferably, the inside of the cover body of described sound-insulating cover is provided with Sound-proof material plate.
Preferably, the cover body of described dust-proof cover is provided with several folds.
Preferably, the cover body of described dust-proof cover still has vent, described vent is at least 2.
Preferably, described piston assembly is provided with through hole.
According to technique scheme, vibration damper provided by the invention comprises: sound-insulating cover, piston rod, dust-proof cover and shock absorber body, by arranging described dust-proof cover in the bottom of described shock absorber body, when place of working, described piston rod needs to move up and down, certain gap is there is between described piston rod and described shock absorber body, described dust-proof cover covers this gap effectively, effectively prevent dust from falling into from gap and adhere on the piston rod, cause the damage of piston rod, sound-insulating cover described in the outer installment of described shock absorber body simultaneously, effectively block the comfortable driving health check-up of the noise effect driver that vibration damper produces, make vibration damper provided by the invention more hommization.
Other features and advantages of the present invention are described in detail in embodiment part subsequently.
Accompanying drawing explanation
Accompanying drawing is used to provide a further understanding of the present invention, and forms a part for specification, is used from explanation the present invention, but is not construed as limiting the invention with embodiment one below.In the accompanying drawings:
Fig. 1 be of the present invention a kind of preferred embodiment in the structural representation of vibration damper that provides.
Description of reference numerals
1 sound-insulating cover 2 shock absorber body
3 piston rod 4 dust-proof cover
5 piston assembly 6 baffle plates
Embodiment
Below in conjunction with accompanying drawing, the specific embodiment of the present invention is described in detail.Should be understood that, embodiment described herein, only for instruction and explanation of the present invention, is not limited to the present invention.
As Fig. 1, the invention provides a kind of vibration damper, wherein, described vibration damper comprises: sound-insulating cover 1, piston rod 3, dust-proof cover 4 and shock absorber body 2, described piston rod 3 is arranged in described shock absorber body 2, and one end is stretched out from the top of described shock absorber body 2, the other end is connected with piston assembly 5, described dust-proof cover 4 is arranged on the top of described shock absorber body 2, described dust-proof cover 4 is socketed in described piston rod 3 and stretches out on the body of rod at the top of described shock absorber body 2, one end of described dust-proof cover 4 is fixed on the top of described shock absorber body 2, the other end is connected with described piston rod 3, the sealed bottom of described sound-insulating cover 1 is arranged, described shock absorber body 2 is arranged on the inside of described sound-insulating cover 1, and the sidewall Joint being opened on described shock absorber body 2 of described sound-insulating cover 1.The present invention is by arranging described dust-proof cover 4 in the bottom of described shock absorber body 2, when place of working, described piston rod 3 needs to move up and down, certain gap is there is between described piston rod 3 and described shock absorber body 2, described dust-proof cover 4 covers this gap effectively, effectively prevent dust from falling into from gap and be attached on piston rod 3, cause the damage of piston rod 3, sound-insulating cover 1 described in the outer installment of described shock absorber body 2 simultaneously, effectively block the comfortable driving health check-up of the noise effect driver that vibration damper produces, make vibration damper provided by the invention more hommization.
One of the present invention preferred embodiment in, the below being positioned at described piston assembly 5 is provided with baffle plate 6, the lower surface of described baffle plate 6 is provided with the first spring, described first spring one end is connected to the lower surface of described baffle plate 6, the other end is connected with the bottom surface of described shock absorber body 2, the bottom surface that can prevent described baffle plate 6 from directly striking described shock absorber body 2 is set described first spring, avoid clashing into the damage causing described shock absorber body 2 chronically, effectively extend the working life of vibration damper.
One of the present invention preferred embodiment in, the second spring is provided with between described baffle plate 6 and described piston assembly 5, one end of described second spring is connected with described piston assembly 5, the other end is connected with the upper surface of described baffle plate 6, when place of working, when described piston rod 3 moves downward, described piston assembly 5 and described baffle plate 6 move downward thereupon, when described baffle plate 6 moves downward least significant end, described piston assembly 5 can also continue to move downward, and is conducive to the damping effect strengthening vibration damper.
One of the present invention preferred embodiment in, the inside of the cover body of described sound-insulating cover 1 is provided with Sound-proof material plate, and the noise transmission that described Sound-proof material plate can better prevent vibration damper from producing is gone out, and makes the driving experience of driver more fine.
When described piston rod 3 moves up and down; the described dust-proof cover 4 be connected on described piston rod 3 moves thereupon; damage is caused in order to prevent described dust-proof cover 4 from pullling in movement process; one of the present invention preferred embodiment in; the cover body of described dust-proof cover 4 is provided with several folds; described fold can protect described dust-proof cover 4 ground to damage effectively, and makes the dust-proof effect of described dust-proof cover 4 keep good.
When described piston rod 3 moves up and down, the described dust-proof cover 4 be connected on described piston rod 3 moves thereupon, in order to balance pressure inside and outside described dust-proof cover 4, prevent the situations such as the explosion causing described dust-proof cover 4, one of the present invention preferred embodiment in, the cover body of described dust-proof cover 4 still there is vent, concrete restriction is not done in volume cost invention for described vent, but one of the present invention preferred embodiment in, described vent at least arranges 2, balances the better effects if of pressure inside and outside described dust-proof cover 4.
One of the present invention preferred embodiment in, described piston assembly 5 is provided with through hole, when moving up and down described in piston assembly 5, have fluid in described through hole constantly to move, the damping effect that described through hole more contributes to strengthening vibration damper provided by the invention is set, makes described vibration damper more practical.
Below the preferred embodiment of the present invention is described in detail by reference to the accompanying drawings; but; the present invention is not limited to the detail in above-mentioned mode of execution; within the scope of technical conceive of the present invention; can carry out multiple simple variant to technological scheme of the present invention, these simple variant all belong to protection scope of the present invention.
It should be noted that in addition, each concrete technical characteristics described in above-mentioned embodiment, in reconcilable situation, can be combined by any suitable mode, in order to avoid unnecessary repetition, the present invention illustrates no longer separately to various possible compound mode.
In addition, also can carry out combination in any between various different mode of execution of the present invention, as long as it is without prejudice to thought of the present invention, it should be considered as content disclosed in this invention equally.
Claims (7)
1. a vibration damper, it is characterized in that, described vibration damper comprises: sound-insulating cover (1), piston rod (3), dust-proof cover (4) and shock absorber body (2), described piston rod (3) is arranged in described shock absorber body (2), and one end is stretched out from the top of described shock absorber body (2), the other end is connected with piston assembly (5), described dust-proof cover (4) is arranged on the top of described shock absorber body (2), described dust-proof cover (4) is socketed in described piston rod (3) and stretches out on the body of rod at the top of described shock absorber body (2), one end of described dust-proof cover (4) is fixed on the top of described shock absorber body (2), the other end is connected with described piston rod (3), the sealed bottom of described sound-insulating cover (1) is arranged, described shock absorber body (2) is arranged on the inside of described sound-insulating cover (1), and the sidewall Joint being opened on described shock absorber body (2) of described sound-insulating cover (1).
2. vibration damper according to claim 1, it is characterized in that, in described shock absorber body, the below being positioned at described piston assembly (5) is provided with baffle plate (6), the lower surface of described baffle plate (6) is provided with the first spring, described first spring one end is connected to the lower surface of described baffle plate (6), and the other end is connected with the bottom surface of described shock absorber body (2).
3. vibration damper according to claim 3, it is characterized in that, the second spring is provided with between described baffle plate (6) and described piston assembly (5), one end of described second spring is connected with described piston assembly (5), and the other end is connected with the upper surface of described baffle plate (6).
4. vibration damper according to claim 1, is characterized in that, the inside of the cover body of described sound-insulating cover (1) is provided with Sound-proof material plate.
5. vibration damper according to claim 1, is characterized in that, the cover body of described dust-proof cover (4) is provided with several folds.
6. vibration damper according to claim 5, is characterized in that, the cover body of described dust-proof cover (4) still has vent, and described vent is at least 2.
7. vibration damper according to claim 1, is characterized in that, (5) are provided with through hole in described piston assembly.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510906406.0A CN105351420A (en) | 2015-12-07 | 2015-12-07 | Shock absorber |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510906406.0A CN105351420A (en) | 2015-12-07 | 2015-12-07 | Shock absorber |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105351420A true CN105351420A (en) | 2016-02-24 |
Family
ID=55327459
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510906406.0A Pending CN105351420A (en) | 2015-12-07 | 2015-12-07 | Shock absorber |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105351420A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108980564A (en) * | 2018-08-06 | 2018-12-11 | 盛世瑶兰（深圳）科技有限公司 | A kind of device with efficient damping and guarantee construction machinery equipment smooth working |
| CN109356957A (en) * | 2018-11-20 | 2019-02-19 | 南通理工学院 | A kind of new-energy automobile damper |
| CN110332271A (en) * | 2019-08-06 | 2019-10-15 | 宜达工程设计（天津）有限责任公司 | A kind of nested type damper |
-
2015
- 2015-12-07 CN CN201510906406.0A patent/CN105351420A/en active Pending
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108980564A (en) * | 2018-08-06 | 2018-12-11 | 盛世瑶兰（深圳）科技有限公司 | A kind of device with efficient damping and guarantee construction machinery equipment smooth working |
| CN109356957A (en) * | 2018-11-20 | 2019-02-19 | 南通理工学院 | A kind of new-energy automobile damper |
| CN109356957B (en) * | 2018-11-20 | 2020-03-27 | 南通理工学院 | New energy automobile is with bumper shock absorber |
| CN110332271A (en) * | 2019-08-06 | 2019-10-15 | 宜达工程设计（天津）有限责任公司 | A kind of nested type damper |
| CN110332271B (en) * | 2019-08-06 | 2021-05-04 | 宜达工程设计（天津）有限责任公司 | Nested formula bumper shock absorber |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| WD01 | Invention patent application deemed withdrawn after publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20160224 |