CN207145509U - Shock absorber and there is its vehicle - Google Patents
Shock absorber and there is its vehicle Download PDFInfo
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- CN207145509U CN207145509U CN201721097431.XU CN201721097431U CN207145509U CN 207145509 U CN207145509 U CN 207145509U CN 201721097431 U CN201721097431 U CN 201721097431U CN 207145509 U CN207145509 U CN 207145509U
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- shock absorber
- cylinder body
- inner chamber
- damping oil
- fin
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Abstract
The utility model provides a kind of shock absorber and has its vehicle, wherein, shock absorber includes：Cylinder body, has a first inner chamber, and first inner chamber is accommodating damping oil；Piston, it is movably disposed in first inner chamber, piston can compress damping oil；Fin, it is arranged on outside cylinder body, fin has the second inner chamber being connected with cylinder body, and when piston compresses damping oil, the part damping oil in first inner chamber is flowed into second inner chamber.The technical solution of the utility model efficiently solves the problem of shock absorber weak heat-dissipating in the prior art.
Description
Technical field
Vehicle-mounted accessories field is the utility model is related to, in particular to a kind of shock absorber and there is its vehicle.
Background technology
Function of the shock absorber on automobile is to improve vehicle handling stability, comfortableness and the adherence properties for improving tire,
It mainly offsets caused vibration in running car by compressing the damping oil in shock absorber.And during vibration damping, it is living
Repeated Compression damping oil is filled in, damping oil is done work, vibration damping oil temperature is increased.High temperature easily accelerates oil sealing in shock absorber, sealing
The structure agings such as circle, reduce the service life of shock absorber.
The shock absorber generally used on automobile at present, the cylinder body by shock absorber is only capable of to heat caused by damping oil acting
Outwards shed, radiating rate is slow, efficiency is low, can not ensure the service life of shock absorber.
Utility model content
The utility model aims to provide a kind of shock absorber and has its vehicle, is radiated with solving shock absorber in the prior art
The problem of poor.
To achieve these goals, according to one side of the present utility model, there is provided a kind of shock absorber, including：Cylinder body,
With first inner chamber, first inner chamber is accommodating damping oil；Piston, it is movably disposed in first inner chamber, piston can press
Contracting damping oil；Fin, it is arranged on outside cylinder body, fin has the second inner chamber being connected with cylinder body, piston compression damping oil
When, the part damping oil in first inner chamber is flowed into second inner chamber.
Further, there is gap between fin and cylinder body.
Further, fin is multiple that multiple fin are arranged in the outer circumferential of cylinder body.
Further, shock absorber also includes the first connectivity structure of connection first inner chamber and second inner chamber, the first connection knot
Structure is arranged on the bottom of cylinder body.
Further, the first connectivity structure includes the first connecting pipe of the first connecting pipe connected with cylinder body and connection
Ring portion is connected with the first of multiple fin, the first connecting pipe is multiple, and circumference of multiple first connecting pipes along cylinder body is
Even arrangement.
Further, shock absorber also includes the second connectivity structure of connection first inner chamber and second inner chamber, the second connection knot
Structure is arranged on the top of cylinder body.
Further, the second connectivity structure includes the second connecting pipe of the second connecting pipe connected with cylinder body and connection
Ring portion is connected with the second of multiple fin, the second connecting pipe is multiple, and circumference of multiple second connecting pipes along cylinder body is
Even arrangement, the quantity of the second connecting pipe are less than the quantity of the first connecting pipe.
Further, piston includes the head contacted with the inwall of cylinder body and the bar portion being connected on head, and the of bar portion
One end is connected with head, and cylinder body is stretched out at the second end of bar portion, and bar portion is located at side of the head towards the second connectivity structure, shock absorber
Also include the guider being arranged between bar portion and inboard wall of cylinder block, bar portion can be moved relative to guider, set on guider
There is the through hole being connected with the second connecting pipe.
Further, shock absorber also includes the valve body being arranged between head and the first connectivity structure, piston compression vibration damping
When oily, damping oil can flow to second inner chamber by valve body, and during piston reset, damping oil can be flowed back in first by valve body
Chamber.
According to another aspect of the present utility model, there is provided a kind of vehicle, including shock absorber, shock absorber are above-mentioned vibration damping
Device.
Using the technical solution of the utility model, fin is arranged on the outside of the cylinder body of shock absorber, when shock absorber by
During compressing, the damping oil in piston press cylinder body, in the second inner chamber that damping oil flows to fin from the first inner chamber of cylinder body.Subtract
The oil that shakes is exchanged heat by the side wall of fin with air, and fin increases the heat exchange area between damping oil and air, soon
The temperature of damping oil in the low second inner chamber of prompt drop, and then the mean temperature of damping oil in shock absorber is reduced, make damping oil
Viscosity is maintained in default scope, so as to ensure that the damping property of shock absorber and effectiveness in vibration suppression, improves the traveling of vehicle
Ride comfort.
Brief description of the drawings
The Figure of description for forming the part of the application is used for providing further understanding to of the present utility model, this practicality
New schematic description and description is used to explain the utility model, does not form to improper restriction of the present utility model.
In the accompanying drawings：
Fig. 1 shows the structural representation of the embodiment according to shock absorber of the present utility model；
Fig. 2 shows the cross section structure diagram of Fig. 1 shock absorber；
Fig. 3 shows close-up schematic view at the A of Fig. 2 shock absorber；
Fig. 4 shows close-up schematic view at the B of Fig. 2 shock absorber；And
Fig. 5 shows the overlooking the structure diagram of Fig. 1 shock absorber.
Wherein, above-mentioned accompanying drawing marks including the following drawings：
10th, cylinder body；20th, piston；21st, head；22nd, bar portion；30th, fin；40th, the first connectivity structure；41st, the first connection
Pipeline；42nd, the first connection ring portion；50th, the second connectivity structure；51st, the second connecting pipe；52nd, the second connection ring portion；60th, it is oriented to
Device；61st, through hole；70th, valve body.
Embodiment
The shock absorber of the application is mainly used in the equipment that automobile etc. easily produces vibration.By taking automobile as an example, work as automobile
When producing vibration, the piston of shock absorber is movable relative to the cylinder body of shock absorber, the damping oil in compression cylinder, produces automobile vibration
Raw energy is converted into the interior energy of damping oil, plays a part of attenuating automobile vibration, improves ride of vehicle.Above-mentioned
During vibration damping, interior energy increase, the temperature rise of damping oil, the properties such as the viscosity of damping oil are influenceed, and then influence shock absorber
Effectiveness in vibration suppression.
The radiating effect of shock absorber on the market is bad at present, it is impossible to is effectively reduced the temperature of damping oil, causes vibration damping
Oil is maintained at higher temperature, makes the viscosity of damping oil reduce, and influences the damping effect of shock absorber.The technical scheme pin of the application
Improvement is made that to the structure of shock absorber to above mentioned problem.
Below in conjunction with the accompanying drawing in the embodiment of the present application, the technical scheme in the embodiment of the present application is carried out clear, complete
Site preparation describes, it is clear that described embodiment is only some embodiments of the present application, rather than whole embodiments.Below
Description only actually at least one exemplary embodiment is illustrative, is never used as to the application and its application or makes
Any restrictions.Based on the embodiment in the application, those of ordinary skill in the art are not making creative work premise
Lower obtained every other embodiment, belong to the scope of the application protection.
It should be noted that term used herein above is merely to describe embodiment, and be not intended to restricted root
According to the illustrative embodiments of the application.As used herein, unless the context clearly indicates otherwise, otherwise singulative
It is also intended to include plural form, additionally, it should be understood that, when in this manual using term "comprising" and/or " bag
Include " when, it indicates existing characteristics, step, operation, device, component and/or combinations thereof.
Unless specifically stated otherwise, the part and positioned opposite, the digital table of step otherwise illustrated in these embodiments
Up to the unlimited scope of the present application processed of formula and numerical value.Simultaneously, it should be appreciated that for the ease of description, each portion shown in accompanying drawing
The size divided not is to be drawn according to the proportionate relationship of reality.For technology, side known to person of ordinary skill in the relevant
Method and equipment may be not discussed in detail, but in the appropriate case, the technology, method and apparatus should be considered as authorizing explanation
A part for book.In shown here and discussion all examples, any occurrence should be construed as merely exemplary, and
Not by way of limitation.Therefore, the other examples of exemplary embodiment can have different values.It should be noted that：Similar label
Similar terms is represented in following accompanying drawing with letter, therefore, once it is defined in a certain Xiang Yi accompanying drawing, then subsequent attached
It need not be further discussed in figure.
As shown in figure 1, the shock absorber of the present embodiment includes cylinder body 10, piston 20 and fin 30.Wherein, cylinder body 10 has
There is a first inner chamber, first inner chamber is accommodating damping oil.Piston 20 is movably disposed in first inner chamber, and piston 20 can press
Contracting damping oil.Fin 30 is arranged on outside cylinder body 10, and fin 30 has the second inner chamber being connected with cylinder body 10, and piston 20 is pressed
During contracting damping oil, the part damping oil in first inner chamber is flowed into second inner chamber.
Using the technical solution of the utility model, fin 30 is arranged on the outside of the cylinder body 10 of shock absorber, works as shock absorber
When being oppressed, piston 20 extrudes the damping oil in cylinder body 10, and the first inner chamber of damping oil from cylinder body 10 flows to fin 30
In second inner chamber.Damping oil is exchanged heat by the side wall of fin 30 with air, and fin 30 increases damping oil and air
Between heat exchange area, it is quick to reduce the temperature of the damping oil in second inner chamber, and then reduce the flat of damping oil in shock absorber
Equal temperature, the viscosity of damping oil is set to be maintained in default scope, so as to ensure that the damping property of shock absorber and effectiveness in vibration suppression,
Improve the ride performance of vehicle.
Specifically, as shown in figure 1, the fin of the present embodiment is in flat, and extending radially outwardly along cylinder body 10, drop
The thickness of damping oil liquid film in low heat emission piece, increases the width of damping oil liquid film in fin, and then increases unit volume and subtract
Shake oil and the contact area of air, so as to ensure that the radiating effect of fin 30.
Further, as shown in Fig. 2 in the present embodiment, there is gap between fin 30 and cylinder body 10.Said structure
Enable air to flow in the gap between fin 30 and cylinder body 10, and take away the heat of damping oil in cylinder body 10, improve
The radiating effect of shock absorber.
Further, as shown in Figure 1, Figure 2 with shown in Fig. 5, the present embodiment fin 30 is multiple, and multiple fin 30 are arranged in
The outer circumferential of cylinder body 10.Said structure further increases the area of dissipation of fin 30, improves the cooling speed of damping oil
Degree.When the damping oil in second inner chamber flows back to first inner chamber and exchanged heat with the damping oil in first inner chamber simultaneously, make in first
Damping oil uniform decrease in temperature in chamber, avoid the occurrence of the uneven effectiveness in vibration suppression for influenceing shock absorber of vibration damping oil temperature.
Further, as depicted in figs. 1 and 2, the shock absorber of the present embodiment also includes connection first inner chamber and second inner chamber
The first connectivity structure 40, the first connectivity structure 40 is arranged on the bottom of cylinder body 10.
Specifically, as shown in Figure 2 and Figure 4, first connectivity structure 40 of the present embodiment includes first connected with cylinder body 10
Connecting pipe 41 and the first connecting pipe 41 of connection connect ring portion 42, the first connecting pipe 41 with the first of multiple fin 30
To be multiple, multiple being arranged circumferentially along cylinder body 10 of first connecting pipe 41.
Further, as shown in Figure 1 to Figure 3, the shock absorber of the present embodiment also includes connection first inner chamber and second inner chamber
The second connectivity structure 50, the second connectivity structure 50 is arranged on the top of cylinder body 10.
Specifically, as shown in Figures 2 and 3, second connectivity structure 50 of the present embodiment includes second connected with cylinder body 10
Connecting pipe 51 and the second connecting pipe 51 of connection connect ring portion 52, the second connecting pipe 51 with the second of multiple fin 30
To be multiple, multiple being arranged circumferentially along cylinder body 10 of second connecting pipe 51, the quantity of the second connecting pipe 51 is less than first
The quantity of connecting pipe 41.
According to the operation principle of shock absorber, the oil in its rodless cavity will be far more than the oil in rod chamber, the second connecting pipe
51 quantity can take into account the structural strength of shock absorber, overall weight and logical simultaneously less than the quantity of the first connecting pipe 41
Cross the conditions such as the oily flow of the first connectivity structure 40 and the second connectivity structure 50.
Specifically, in the present embodiment, as shown in figure 5, the first connecting pipe 41 is 4, the second connecting pipe 51 is 3
It is individual.
Further, piston 20 includes the head 21 contacted with the inwall of cylinder body 10 and the bar portion being connected on head 21
22, the first end of bar portion 22 is connected with head 21, and cylinder body 10 is stretched out at the second end of bar portion 22, and bar portion 22 is located at head 21 towards the
The side of two connectivity structures 50, shock absorber also include the guider 60 being arranged between bar portion 22 and the inwall of cylinder body 10, bar portion 22
It can be moved relative to guider 60, the through hole 61 being connected with the second connecting pipe 51 is provided with guider 60.
Piston 20 forms prismatic pair with cylinder body 10, and guider 60 defines the moving direction of the bar portion 22 of piston 20.For drop
Friction between low piston 20 and cylinder body 10, there can be a small amount of lubricating oil between guider 60 and bar portion 22, and this part is moistened
Lubricating oil is oppositely oriented when device 60 moves reciprocatingly in bar portion 22 to be accumulated in the top of guider, and through hole 61 plays aerial drainage effect,
The lubricating oil for being deposited in the top of guider 60 is flowed into the second connectivity structure 50, and then flow into fin 30.
Preferably, lubricating oil and damping oil are oil of the same race.
Further, as shown in Figure 2 and Figure 4, the shock absorber of the present embodiment also connects including being arranged on head 21 with first
Valve body 70 between structure 40, when piston 20 compresses damping oil, damping oil can flow to second inner chamber, piston 20 by valve body 70
During reset, damping oil can flow back to first inner chamber by valve body 70.Valve body 70 has through hole, and in Vehicular vibration, piston 20 squeezes
Damping oil is pressed, damping oil is flowed by the hole wall of through hole between first inner chamber and second inner chamber, the hole wall and damping oil of through hole
Fluid molecular friction formed damping force, reduce speed of the fluid molecule by through hole.I.e. valve body 70 plays damping action, control
The speed that damping oil flows between first inner chamber and second inner chamber, to suppress the vibration of vehicle.
The utility model additionally provides a kind of vehicle, according to the embodiment (not shown) bag of vehicle of the present utility model
Shock absorber is included, wherein, shock absorber is shock absorber described above.The vehicle of the present embodiment has shock absorber good heat dissipation, traveling flat
The advantages of steady.
As can be seen from the above description, the utility model the above embodiments realize following technique effect：
Fin is arranged on the outside of the cylinder body of shock absorber, when shock absorber is oppressed, subtracting in piston press cylinder body
Shake oil, in the second inner chamber that damping oil flows to fin from the first inner chamber of cylinder body.The side wall and sky that damping oil passes through fin
Gas is exchanged heat, and fin increases the heat exchange area between damping oil and air, the quick damping oil reduced in second inner chamber
Temperature, and then reduce the mean temperature of damping oil in shock absorber, the viscosity of damping oil is maintained in default scope, from
And the damping property and effectiveness in vibration suppression of shock absorber are ensure that, improve the ride performance of vehicle.
In the description of the present application, it is to be understood that the noun of locality such as " forward and backward, upper and lower, left and right ", " laterally, vertical,
Vertically, orientation or position relationship indicated by level " and " top, bottom " etc. are normally based on orientation or position shown in the drawings and closed
System, it is for only for ease of description the application and simplifies description, in the case where not making opposite explanation, these nouns of locality do not indicate that
There must be specific orientation with the device or element for implying meaning or with specific azimuth configuration and operation, therefore can not manage
Solve as the limitation to the application protection domain；The noun of locality " inside and outside " refers to relative to inside and outside each part profile in itself.
For the ease of description, space relative terms can be used herein, as " ... on ", " ... top ",
" ... upper surface ", " above " etc., for describing such as a device shown in the figure or feature and other devices or spy
The spatial relation of sign.It should be appreciated that space relative terms are intended to comprising the orientation except device described in figure
Outside different azimuth in use or operation.For example, if the device in accompanying drawing is squeezed, it is described as " in other devices
It will be positioned as " under other devices or construction after the device of part or construction top " or " on other devices or construction "
Side " or " under other devices or construction ".Thus, exemplary term " ... top " can include " ... top " and
" in ... lower section " two kinds of orientation.The device can also other different modes positioning (being rotated by 90 ° or in other orientation), and
And respective explanations are made to the relative description in space used herein above.
Furthermore, it is necessary to explanation, limits parts, it is only for be easy to using the word such as " first ", " second "
Corresponding parts to be distinguished, do not have Stated otherwise such as, above-mentioned word does not have particular meaning, therefore it is not intended that to this
Apply for the limitation of protection domain.
Preferred embodiment of the present utility model is the foregoing is only, is not limited to the utility model, for this
For the technical staff in field, the utility model can have various modifications and variations.It is all in the spirit and principles of the utility model
Within, any modification, equivalent substitution and improvements made etc., it should be included within the scope of protection of the utility model.
Claims (10)
- A kind of 1. shock absorber, it is characterised in that including：Cylinder body (10), has a first inner chamber, and the first inner chamber is accommodating damping oil；Piston (20), is movably disposed in the first inner chamber, and the piston (20) can compress the damping oil；Fin (30), it is arranged on the cylinder body (10) outside, the fin (30) has what is be connected with the cylinder body (10) Second inner chamber, when the piston (20) compresses the damping oil, the part damping oil in the first inner chamber flows into institute State in second inner chamber.
- 2. shock absorber according to claim 1, it is characterised in that have between the fin (30) and the cylinder body (10) There is gap.
- 3. shock absorber according to claim 1, it is characterised in that the fin (30) is multiple, multiple radiatings Piece (30) is arranged in the outer circumferential of the cylinder body (10).
- 4. shock absorber according to claim 3, it is characterised in that the shock absorber also include connecting the first inner chamber and The first connectivity structure (40) of the second inner chamber, first connectivity structure (40) are arranged on the bottom of the cylinder body (10).
- 5. shock absorber according to claim 4, it is characterised in that first connectivity structure (40) includes and the cylinder body (10) the first connecting pipe (41) of connection and connection first connecting pipe (41) and multiple fin (30) First connection ring portion (42), first connecting pipe (41) is multiple, and multiple first connecting pipes (41) are along the cylinder Body (10) are arranged circumferentially.
- 6. shock absorber according to claim 5, it is characterised in that the shock absorber also include connecting the first inner chamber and The second connectivity structure (50) of the second inner chamber, second connectivity structure (50) are arranged on the top of the cylinder body (10).
- 7. shock absorber according to claim 6, it is characterised in that second connectivity structure (50) includes and the cylinder body (10) the second connecting pipe (51) of connection and connection second connecting pipe (51) and multiple fin (30) Second connection ring portion (52), second connecting pipe (51) is multiple, and multiple second connecting pipes (51) are along the cylinder Body (10) are arranged circumferentially, and the quantity of second connecting pipe (51) is less than the number of first connecting pipe (41) Amount.
- 8. shock absorber according to claim 7, it is characterised in that the piston (20) includes interior with the cylinder body (10) The head (21) of wall contact and the bar portion (22) being connected on the head (21), first end and the head of the bar portion (22) Portion (21) is connected, and the cylinder body (10) is stretched out at the second end of the bar portion (22), and the bar portion (22) is located at the head (21) Towards the side of second connectivity structure (50), the shock absorber also includes being arranged on the bar portion (22) and the cylinder body (10) guider between inwall (60), the bar portion (22) can be mobile relative to the guider (60), the guider (60) through hole (61) being connected with second connecting pipe (51) is provided with.
- 9. shock absorber according to claim 8, it is characterised in that the shock absorber also includes being arranged on the head (21) Valve body (70) between first connectivity structure (40), when the piston (20) compresses the damping oil, the damping oil The second inner chamber can be flowed to by the valve body (70), when the piston (20) resets, the damping oil can pass through institute State valve body (70) and flow back to the first inner chamber.
- 10. a kind of vehicle, including shock absorber, it is characterised in that the shock absorber is any one of claim 1 to 9 Shock absorber.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721097431.XU CN207145509U (en) | 2017-08-29 | 2017-08-29 | Shock absorber and there is its vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721097431.XU CN207145509U (en) | 2017-08-29 | 2017-08-29 | Shock absorber and there is its vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207145509U true CN207145509U (en) | 2018-03-27 |
Family
ID=61670616
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721097431.XU Active CN207145509U (en) | 2017-08-29 | 2017-08-29 | Shock absorber and there is its vehicle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207145509U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107542829A (en) * | 2017-08-29 | 2018-01-05 | 北汽福田汽车股份有限公司 | Shock absorber and there is its vehicle |
-
2017
- 2017-08-29 CN CN201721097431.XU patent/CN207145509U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107542829A (en) * | 2017-08-29 | 2018-01-05 | 北汽福田汽车股份有限公司 | Shock absorber and there is its vehicle |
| CN107542829B (en) * | 2017-08-29 | 2023-09-12 | 北汽福田汽车股份有限公司 | Shock absorber and vehicle with same |
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