CN205278223U - Bush, suspension and car - Google Patents
Bush, suspension and car Download PDFInfo
- Publication number
- CN205278223U CN205278223U CN201620049782.2U CN201620049782U CN205278223U CN 205278223 U CN205278223 U CN 205278223U CN 201620049782 U CN201620049782 U CN 201620049782U CN 205278223 U CN205278223 U CN 205278223U
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- air cavity
- lining
- working chamber
- rubber ring
- cavity
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- 239000000725 suspension Substances 0.000 title claims abstract description 25
- 229920001971 elastomer Polymers 0.000 claims abstract description 68
- 230000002093 peripheral effect Effects 0.000 claims abstract description 29
- 239000007788 liquid Substances 0.000 claims abstract description 10
- 238000010030 laminating Methods 0.000 claims abstract description 9
- 239000000463 material Substances 0.000 claims abstract description 9
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- 238000000034 method Methods 0.000 abstract description 8
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 5
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- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 3
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- 229910052760 oxygen Inorganic materials 0.000 description 3
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- 230000003044 adaptive effect Effects 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 239000004677 Nylon Substances 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 230000005465 channeling Effects 0.000 description 1
- 239000000806 elastomer Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000005284 excitation Effects 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 239000004519 grease Substances 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 230000001050 lubricating effect Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
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- 238000007493 shaping process Methods 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 230000001629 suppression Effects 0.000 description 1
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- Vehicle Body Suspensions (AREA)
Abstract
The utility model provides a bush, suspension and car, wherein the bush includes: core pipe, rubber ring and the sleeve pipe of coaxial setting and solid dress, be equipped with two at least working chambers in the rubber ring, the even interval distribution of rubber ring circumference is followed to each working chamber, is equipped with the strengthening rib of rubber material between two adjacent working chambers, along radial, each the working chamber divide into air cavity and sap cavity, the air cavity with separate through the diaphragm between the sap cavity, the air cavity intussuseption is filled with gas, the sap cavity intussuseption is filled with liquid, the outer wall of air cavity with the laminating of sheathed tube inner peripheral surface, the sap cavity is close to the core pipe. The utility model discloses a rigidity of self can be adjusted according to the operating mode that the automobile was located to the bush, can effectively adjust and optimize travelling comfort, behaviour's stability of whole chassis system, and the improvement automobile is expert at and is sailed the riding comfort and the impression of behaviour's stability that the in -process brought for the customer.
Description
Technical field
The utility model relates to automobile technical field, is specifically related to a kind of lining, suspension and automobile.
Background technology
Along with the fast development of automotive industry, the requirement of running car performance is also improved constantly by client. In Automobile Design manufacturing processed, the rideability of whole car is had decisive influence by the comfortable property of chassis system, handling stability. When automobile travels on various road surface, chassis suspension system need to cut off and reduce the vibration excitation caused from road surface injustice effectively, and then improves ride comfort and the handling stability impression of client.
In the liner of chassis suspension system, the hinge point being connected with vehicle body adopts lining mode of connection more and more. Lining, with its good elasticity characteristic and anti-vibration performance, has become critical elements indispensable in chassis system. In the prior art, the stiffness characteristics curve of lining all directions considers every rideability index and designs, with reference to figure 1, in prior art, lining 10 comprises the core pipe 11, rubber ring 12 and the sleeve pipe 13 that coaxially arrange and be fixedly mounted with, and rubber ring 12 has through hole (not shown go out), core pipe 11 is inserted in the through hole of rubber ring 12, the periphery of rubber ring 12 is located at by sleeve pipe 13, and namely rubber ring 12 is set between core pipe 11 and sleeve pipe 13, is provided with through hole 14 in rubber ring 12.
When core pipe 11 is subject to load, core pipe 11 can radially offset, and now, rubber ring 12 also can radially offset, thus the through hole 14 in rubber ring 12 can be compressed, thus carries out the adjustment of rigidity; But in prior art, limiting by liner size, it is very big that the space of through hole 14 can not be done, and no matter what operating mode automobile is in, and owing to being subject to power carrier without other in through hole 14, so, through hole 14 is easily significantly compressed, and lining is easy to just be in large rigidity state; Thus existing lining is not easy to the adjustment that the operating mode residing for automobile realizes corresponding rigidity.
Practical novel content
The problem that the utility model solves is that in existing chassis system, lining rigidity is not easy to make adaptive change with running car road conditions, can have influence on officer to the demand of the rideability of different road conditions.
For solving the problem, the utility model provides a kind of lining, comprising: core pipe, rubber ring and the sleeve pipe coaxially arranging and being fixedly mounted with, and described rubber ring has through hole, described core pipe is inserted in the through hole of described rubber ring, and described casing pipe sleeve is located at the periphery of described rubber ring; Being provided with at least two working chambers in described rubber ring, each working chamber is evenly spaced apart along rubber ring circumference, is provided with the stiffening web of rubber material between adjacent two working chambers; Radially, each described working chamber is divided into air cavity and sap cavity, is separated by diaphragm between described air cavity and described sap cavity, it is filled with gas in described air cavity, being filled with liquid in described sap cavity, the outer wall of described air cavity and the inner peripheral surface laminating of described sleeve pipe, described sap cavity is near described core pipe; In each working chamber, the pressure of air cavity is inequal.
Optionally, the inner peripheral surface of described sleeve pipe is circumferentially interval with multiple projection, the outer wall laminating of each described projection and each described air cavity.
Optionally, the end face that each described stiffening web is arranged in described air cavity is provided with groove.
Optionally, the inner peripheral surface of described sleeve pipe is circumferentially interval with multiple projection, and the outer wall laminating of each described projection and each described air cavity, the end face that each described stiffening web is arranged in described air cavity is provided with groove.
Optionally, described air cavity is by, under compressed state, the radial distance of the inner peripheral surface of described diaphragm and described sleeve pipe is 2mm-8mm; The volume of all air cavitys accounts for the 20%-30% of whole lining volume, and the volume of all sap cavities accounts for the 20%-40% of whole lining volume.
Optionally, described working chamber is four.
Optionally, described working chamber is symmetrically set in described rubber ring, and wherein two relative working chambers are along first party to layout, and another two relative working chambers are arranged along second direction, and described first party is to for vertical direction and be perpendicular to described second direction; The 0.33-0.5 of pressure along first party to the pressure of each air cavity of the working chamber arranged being each air cavity of the working chamber along second direction layout is doubly.
Optionally, described working chamber is two.
Optionally, described working chamber is symmetrically set in described rubber ring, and wherein two relative working chambers are along first party to layout, and described first party is to being vertical direction; Vertically, described working chamber comprises working chamber and lower working chamber, and the pressure of the air cavity of described upper working chamber is 1-1.15 times of the pressure of the air cavity of described lower working chamber.
The utility model also provides a kind of suspension, comprises the lining described in above-mentioned arbitrary item.
Optionally, described suspension is independent suspension or semi-independent suspension.
The utility model also provides a kind of automobile, comprises the lining described in above-mentioned arbitrary item.
Optionally, the suspension described in above-mentioned arbitrary item is also comprised.
Compared with prior art, the technical solution of the utility model has the following advantages:
Lining of the present utility model comprises: core pipe, rubber ring and the sleeve pipe coaxially arranging and being fixedly mounted with, and rubber ring has through hole, and core pipe is inserted in the through hole of rubber ring, and the periphery of rubber ring is located at by sleeve pipe, and namely rubber ring set is located between core pipe and sleeve pipe; Being provided with at least two working chambers in rubber ring, working chamber is used for changing the rigidity of lining; Each working chamber is evenly spaced apart along rubber ring circumference, is provided with the stiffening web of rubber material between adjacent two working chambers, and like this, the either direction of the circumference of lining all changes rigidity by working chamber; And radially, each working chamber is divided into air cavity and sap cavity, is separated by diaphragm between air cavity and sap cavity, is filled with gas in air cavity, is filled with liquid in sap cavity.
Lining is applied in automobile bottom disc system, connect torsion beam and the vehicle body of suspension system, it is in different operating mode according to automobile, such as turning driving, smooth traveling, the operating modes such as traveling of jolting, can there is radial skew by facing sleeve in the core pipe of lining, owing to the outer wall of air cavity and the inner peripheral surface of sleeve pipe are fitted, sap cavity is near core pipe, now, also can there is radial skew with core pipe in sap cavity, then promotes diaphragm that radial skew occurs.
When suffered by lining, load is less, diaphragm can compress air cavity, and the gas in air cavity is compressed, and diaphragm does not touch the inner peripheral surface of sleeve pipe, and air cavity plays the effect of gas spring, and the rigidity of lining is less, plays the effect of buffer shock-absorbing; When suffered by lining, load is bigger, diaphragm can compress air cavity equally, gas compression amount in air cavity is bigger, diaphragm can touch the inner peripheral surface of sleeve pipe, and owing to the liquid in sap cavity can not be compressed, sap cavity seems and compares " firmly ", like this, harder sap cavity and harder casing-contact, the rigidity of lining is relatively big, can resist bigger load impacting; Lining so of the present utility model operating mode residing for automobile can adjust self rigidity, can carry out the comfortable property of whole chassis system, handling stability effectively regulating and optimizing, it is to increase the ride comfort that automobile brings to client in the process of moving and handling stability impression.
And in each working chamber, the pressure of air cavity is inequal, adds the controllability of lining rigidity.
Accompanying drawing explanation
Fig. 1 is the stereographic map of prior art lining;
Fig. 2 is the stereographic map of the utility model embodiment one lining;
Fig. 3 is the three-dimensional exploded view of the utility model embodiment one lining;
Fig. 4 is the utility model embodiment one lining sectional view along its length;
Fig. 5 is the utility model embodiment one lining sectional view radially;
Fig. 6 is the utility model embodiment two lining sectional view radially;
Fig. 7 is the utility model embodiment three lining sectional view radially.
Embodiment
In existing chassis system, lining rigidity can not make adaptive change with running car road conditions, can have influence on officer to the demand of the rideability of different road conditions; Being provided with working chamber in the rubber ring of lining of the present utility model, working chamber is used for changing the rigidity of lining; Lining the operating mode residing for automobile can adjust self rigidity, can carry out effectively regulating and optimizing to the comfortable property of whole chassis system, handling stability, it is to increase the ride comfort that automobile brings to client in the process of moving and handling stability impression.
For enabling above-mentioned purpose of the present utility model, feature and advantage more become apparent, below in conjunction with accompanying drawing, specific embodiment of the utility model is described in detail.
Embodiment one
With reference to figure 2-Fig. 5, the utility model embodiment provides a kind of lining 100, comprise: core pipe 110, rubber ring 120 and the sleeve pipe 130 coaxially arranging and being fixedly mounted with, rubber ring 120 has through hole 121, core pipe 110 is inserted in the through hole 121 of rubber ring 120, sleeve pipe 130 has through hole 131, and sleeve pipe 130 is sheathed on the periphery 124 of rubber ring 120, and namely rubber ring 120 is set between core pipe 110 and sleeve pipe 130.
In the present embodiment, being provided with at least two working chambers 122 in rubber ring 120, working chamber 122 is used for changing the rigidity of lining; Each working chamber 122 is evenly spaced apart along rubber ring 120 circumference, is provided with the stiffening web 123 of rubber material between adjacent two working chambers 122, and stiffening web 123 can play the effect of transmitting force; Like this, the either direction of the circumference of lining 100 all changes rigidity by working chamber 122; And radially, each working chamber 122 is divided into air cavity 122b and sap cavity 122a, is separated by diaphragm 125 between air cavity 122b and sap cavity 122a, diaphragm 125 is rubber material; The outer wall of air cavity 122b and the inner peripheral surface laminating of sleeve pipe 130, sap cavity 122a is near core pipe 110. In the present embodiment, it is possible to be first water shaping by working chamber 122, and then using rubber casting to form stiffening web 123, stiffening web 123 is evenly spaced apart along rubber ring 120 circumference. In the present embodiment, in each working chamber, the pressure of air cavity is inequal, adds the controllability of lining rigidity.
Being filled with gas in air cavity 122b, gas type does not limit, as long as can be compressed, generally adopts nitrogen, does not generally adopt oxygen, because there being the existence of oxygen, lining 100 is easily oxidized; Being filled with liquid in sap cavity 122a, the type of liquid does not also limit, it is possible to use water, rubber special lube or lubricating grease etc., general use rubber special lube, seldom adopts water, because water is heavier, and containing oxygen in water, lining 100 is easily oxidized.
In addition, with reference to, shown in figure 5 composition graphs 2, the inner peripheral surface of sleeve pipe 130 is circumferentially interval with multiple protruding 132, each protruding 132 fit with the outer wall of each air cavity 122b; Namely in the present embodiment, the quantity of protruding 132 is consistent with the quantity of air cavity 122b, and the material of protruding 132 is relatively hard, such as nylon or metal or other hard material.
Lining 100 of the present utility model is applied in automobile bottom disc system, connect torsion beam and the vehicle body of suspension system, it is in different operating mode according to automobile, such as turning driving, smooth traveling, the operating modes such as traveling of jolting, lining 100 can be subject to the load from radial direction, there is radial skew (in Fig. 5 shown in block arrow) by facing sleeve 130 in the core pipe 110 of lining 100, stiffening web 123 also can transmit the load power from radial direction; Due to the outer wall of air cavity 122b and the inner peripheral surface laminating of sleeve pipe 130, sap cavity 122a is near core pipe 110, now, stiffening web 123 in rubber ring 120 is positioned at radial side, offset direction and can be compressed, the side contrary with radial offset direction can be stretched, also can there is radial skew with core pipe 110 in sap cavity 122a, then promote diaphragm 125 that radial skew occurs.
When suffered by lining 100, load power is less, sap cavity 122a can radially offset by a small margin, diaphragm 125 can compress air cavity 122b, and the gas in air cavity 122b is compressed, and wherein the gas in air cavity 122b can to air cavity 122b two side compression (in Fig. 5 shown in dotted line black arrow direction); Owing to the radial offset amplitude of sap cavity 122a is little, the amount that the gas in air cavity 122b is compressed is also little, and diaphragm 125 can not touch the projection 132 on the inner peripheral surface of sleeve pipe 130; Air cavity 122b just plays the effect of gas spring, and the rigidity of lining 100 is less, plays the effect of buffer shock-absorbing.
When load suffered by lining 100 is bigger, the radial offset amplitude of sap cavity 122a is big, and diaphragm 125 can compress air cavity 122b equally, and the gas in air cavity 122b can be compressed equally, and gas in air cavity 122b is bigger to the amount of air cavity 122b two side compression; Gas compression amount in air cavity 122b is bigger, diaphragm 125 can touch the projection 132 on the inner peripheral surface of sleeve pipe 130, owing to the liquid in sap cavity 122a can not be compressed, sap cavity 122a seems and compares " firmly ", like this, harder sap cavity 122a contacts with the projection 132 on the inner peripheral surface of harder sleeve pipe 130, and the rigidity of lining is relatively big, can resist bigger load impacting; Lining so of the present utility model operating mode residing for automobile can adjust self rigidity, can carry out the comfortable property of whole chassis system, handling stability effectively regulating and optimizing, it is to increase the ride comfort that automobile brings to client in the process of moving and handling stability impression.
Shown in figure 5 composition graphs 3, in the present embodiment, working chamber 122 is four, and the quantity of stiffening web 123 is also four; With reference to figure 5, working chamber 122 is symmetrically set in rubber ring 120, and wherein two relative working chambers are arranged along first party to AC, and another two relative working chambers are arranged along second direction BD, and first party is vertical direction to AC and is perpendicular to second direction BD; The pressure of each air cavity 122b of the working chamber 122 arranged along first party to AC is 0.33-0.5 times of the pressure of each air cavity 122b of the working chamber 122 along second direction BD layout.
In the present embodiment, by adopting four independent air cavitys to realize the adjustment of the radial different directions rigidity of lining, as shown in Figure 5, air cavity 122b comprises the first sub-air cavity A, the 2nd sub-air cavity B, the 3rd sub-air cavity C and the 4th sub-air cavity D; Wherein, the first sub-air cavity A air cavity C with the 3rd is relative and arranges (whole car upper and lower to) along first party to AC, and the 2nd sub-air cavity B and the 4th sub-air cavity D relatively and arranges (whole car front and back to) along second direction BD; The pressure of the first sub-air cavity A be PA, the 2nd sub-air cavity B pressure be PB, the 3rd sub-air cavity C pressure be PC, the 4th sub-air cavity D pressure be PD.
A, C air cavity be whole car upper and lower to two air cavitys, B, D air cavity be whole car front and back to two air cavitys. For whole car, it usually needs upper and lower to rigidity lower, to realize the vertical effectiveness in vibration suppression of whole car, it is to increase the ride comfort of occupant; And front and back to rigidity wish that relatively upper and lower is to bigger (normally up and down the 2-3 of directional stiffness doubly); Like this, when lining 100 inner core tube 110 facing sleeve 130 is mobile along BD direction (whole car front and back to), air cavity B, D play a role, along AC direction (whole car upper and lower to) mobile time, air cavity A, C play a role, can guarantee lining 100 whole car upper and lower to front and back to there being different rigidity values, meanwhile, can guarantee in automobile straight line driving process accelerate and braking good susceptibility.
In other embodiments, working chamber can be two, two working chambers are evenly spaced apart along rubber ring circumference, and two working chambers are on the same line, can be understood as two relative core pipes 110 of working chamber herein to be symmetrical arranged, such as symmetrical along Z-direction (being perpendicular to the direction of running car), distributed architecture can with reference to Fig. 1 of prior art, namely the through hole 14 in Fig. 1 is replaced as the working chamber in the present embodiment, working chamber comprises air cavity and sap cavity, in rubber ring except working chamber injection molded elastomer; The lining of this spline structure, the rigidity of its Z-direction can be regulated by working chamber.
Also namely, in the present embodiment, working chamber is symmetrically set in rubber ring 120, and wherein two relative working chambers are arranged along first party to (the AC direction in Fig. 5), and first party is to being vertical direction; Vertically, working chamber comprises working chamber and lower working chamber, and the pressure of the air cavity (being equivalent to the A chamber in Fig. 5) of upper working chamber is 1-1.15 times of the pressure of the air cavity (the C chamber being equivalent in Fig. 5) of lower working chamber.
If lining is PA=PC in a free state, then when being installed on vehicle to bear vehicle gravity, core pipe 110 can upwards offset a distance by facing sleeve 130, and then causes lining to work when bias, is unfavorable for the fatigue endurance performance of lining; If lining is PA in a free state > PC, then under free state lining inner core tube 110 facing sleeve 130 offset by a distance in advance downwards, when lining be installed to vehicle works time, lining core pipe 110 can upwards offset a distance by facing sleeve 130, the pre-skew under free state can be offset like this so that lining plays core pipe 110 and the same axis of sleeve pipe 130 in working order.
In other embodiments, according to stiffness tuning needs, working chamber can be arranged in other position of rubber ring; In other embodiments, the working chamber in rubber ring can be 3,5,6, even more; Equally, each working chamber is evenly spaced apart along rubber ring circumference, is provided with the stiffening web of rubber material between adjacent two working chambers.
In the present embodiment, in each working chamber, the pressure of air cavity is inequal, adds the controllability of lining rigidity.
Embodiment two
With reference to figure 6, in the present embodiment, the working chamber 122 in rubber ring also comprises air cavity 122b and sap cavity 122a, meanwhile, is also provided with stiffening web 123 in rubber ring; It is with the difference of embodiment one: the inner peripheral surface of sleeve pipe 130 does not arrange projection, and the end face that each stiffening web 123 is arranged in air cavity 122b is provided with groove 126; Groove 126 plays the effect of gas channeling.
When suffered by lining 100, load power is less, sap cavity 122a can radially offset by a small margin, and diaphragm 125 can compress air cavity 122b, and the gas in air cavity 122b is compressed, gas in air cavity 122b is under the effect of groove 126, and the gas in air cavity 122b can to air cavity 122b two side compression; Owing to the radial offset amplitude of sap cavity 122a is little, the amount that the gas in air cavity 122b is compressed is also little, and diaphragm 125 can not touch the inner peripheral surface of sleeve pipe 130; Air cavity 122b just plays the effect of gas spring, and the rigidity of lining 100 is less, plays the effect of buffer shock-absorbing.
When load suffered by lining 100 is bigger, the radial offset amplitude of sap cavity 122a is big, and diaphragm 125 can compress air cavity 122b equally, and the gas in air cavity 122b is under the effect of groove 126, and the gas in air cavity 122b can to air cavity 122b two side compression; And gas in air cavity 122b is bigger to the amount of air cavity 122b two side compression; Gas compression amount in air cavity 122b is bigger, diaphragm 125 can touch the inner peripheral surface of sleeve pipe 130, owing to the liquid in sap cavity 122a can not be compressed, sap cavity 122a seems and compares " firmly ", like this, harder sap cavity 122a contacts with the inner peripheral surface of harder sleeve pipe 130, and the rigidity of lining is relatively big, can resist bigger load impacting; Lining so of the present utility model operating mode residing for automobile can adjust self rigidity, can carry out the comfortable property of whole chassis system, handling stability effectively regulating and optimizing, it is to increase the ride comfort that automobile brings to client in the process of moving and handling stability impression.
Embodiment three
With reference to figure 7, in the present embodiment, the working chamber 122 in rubber ring also comprises air cavity 122b and sap cavity 122a, the inner peripheral surface of sleeve pipe 130 is also provided with protruding 132, simultaneously, also being provided with stiffening web 123 in rubber ring, the end face that each stiffening web 123 is arranged in air cavity 122b is provided with groove 126; Being with the difference of embodiment two: the inner peripheral surface of sleeve pipe 130 is circumferentially interval with multiple protruding 132, each protruding 132 fit with the outer wall of each air cavity 122b.
When suffered by lining 100, load power is less, sap cavity 122a can radially offset by a small margin, diaphragm 125 can compress air cavity 122b, gas in air cavity 122b is compressed, gas in air cavity 122b is under the effect of groove 126, and wherein the gas in air cavity 122b can to air cavity 122b two side compression (can with reference in figure 5 shown in dotted line black arrow direction); Owing to the radial offset amplitude of sap cavity 122a is little, the amount that the gas in air cavity 122b is compressed is also little, and diaphragm 125 can not touch the projection 132 on the inner peripheral surface of sleeve pipe 130; Air cavity 122b just plays the effect of gas spring, and the rigidity of lining 100 is less, plays the effect of buffer shock-absorbing.
When load suffered by lining 100 is bigger, the radial offset amplitude of sap cavity 122a is big, diaphragm 125 can compress air cavity 122b equally, gas in air cavity 122b is under the effect of groove 126, gas in air cavity 122b can to air cavity 122b two side compression, and gas in air cavity 122b is bigger to the amount of air cavity 122b two side compression; Gas compression amount in air cavity 122b is bigger, diaphragm 125 can touch the projection 132 on the inner peripheral surface of sleeve pipe 130, owing to the liquid in sap cavity 122a can not be compressed, sap cavity 122a seems and compares " firmly ", like this, harder sap cavity 122a contacts with the projection 132 on the inner peripheral surface of harder sleeve pipe 130, and the rigidity of lining is relatively big, can resist bigger load impacting; Lining so of the present utility model operating mode residing for automobile can adjust self rigidity, can carry out the comfortable property of whole chassis system, handling stability effectively regulating and optimizing, it is to increase the ride comfort that automobile brings to client in the process of moving and handling stability impression.
Embodiment four
In the present embodiment, the working chamber 122 in rubber ring also comprises air cavity 122b and sap cavity 122a, simultaneously, also stiffening web 123 it is provided with in rubber ring, it is with the difference of embodiment three: the end face that each stiffening web 123 is arranged in air cavity 122b is not provided with groove, and the inner peripheral surface of sleeve pipe 130 does not arrange projection; In order to make the gas in air cavity 122b can be compressed to both sides, stiffening web 123 is opened some small holes, it is contemplated that to the intensity of stiffening web 123, the quantity of the some apertures opened can not be too much, the degree of depth of the some apertures simultaneously opened can not be excessively dark, otherwise, stiffening web 123 can be pulled off.
It should be noted that, in order to ensure that lining 100 has certain stiffness tuning amount, in embodiment one to embodiment four, air cavity 122b is by, under compressed state, diaphragm 125 is 2mm-8mm with the radial distance of the inner peripheral surface of sleeve pipe 130, comprises 2mm and 8mm; The volume of all air cavity 122b accounts for the 20%-30% of whole lining 100 volume, comprises 20% and 30%, and the volume of all sap cavity 122a accounts for the 20%-40% of whole lining 100 volume, comprises 20% and 40%; Within the scope of this, it is possible to meet the adjustment of lining rigidity under side crops industry operating mode and big load working condition.
The utility model embodiment also provides a kind of suspension, comprises above-mentioned arbitrary described lining, and the suspension in the present embodiment is independent suspension or semi-independent suspension.
The utility model embodiment also provides a kind of automobile, comprises above-mentioned arbitrary described lining, also comprises suspension described above.
When automobile is in different operating mode, change the rigidity of lining according to different operating mode, it is possible to meet officer to various demand of running car performance in good time. Such as the lining of the technical program is applied in automobile bottom disc system, connect torsion beam and the vehicle body of suspension system, it is in different operating mode according to automobile, such as turning driving, smooth traveling, the operating modes such as traveling of jolting, the rigidity of adjustment lining in real time, can carry out the comfortable property of whole chassis system, handling stability effectively regulating and optimizing, it is to increase the ride comfort that automobile brings to client in the process of moving and handling stability impression.
Although the utility model discloses as above, but the utility model is not defined in this. Any those skilled in the art, not departing from spirit and scope of the present utility model, all can make various changes or modifications, and therefore protection domain of the present utility model should be as the criterion with claim limited range.
Claims (13)
1. a lining, comprising: core pipe, rubber ring and the sleeve pipe coaxially arranging and being fixedly mounted with, and described rubber ring has through hole, and described core pipe is inserted in the through hole of described rubber ring, and described casing pipe sleeve is located at the periphery of described rubber ring; It is characterized in that,
Being provided with at least two working chambers in described rubber ring, each working chamber is evenly spaced apart along rubber ring circumference, is provided with the stiffening web of rubber material between adjacent two working chambers;
Radially, each described working chamber is divided into air cavity and sap cavity, is separated by diaphragm between described air cavity and described sap cavity, it is filled with gas in described air cavity, being filled with liquid in described sap cavity, the outer wall of described air cavity and the inner peripheral surface laminating of described sleeve pipe, described sap cavity is near described core pipe;
In each working chamber, the pressure of air cavity is inequal.
2. lining as claimed in claim 1, it is characterised in that, the inner peripheral surface of described sleeve pipe is circumferentially interval with multiple projection, the outer wall laminating of each described projection and each described air cavity.
3. lining as claimed in claim 1, it is characterised in that, the end face that each described stiffening web is arranged in described air cavity is provided with groove.
4. lining as claimed in claim 1, it is characterised in that, the inner peripheral surface of described sleeve pipe is circumferentially interval with multiple projection, and the outer wall laminating of each described projection and each described air cavity, the end face that each described stiffening web is arranged in described air cavity is provided with groove.
5. lining as described in item as arbitrary in claim 1-4, it is characterised in that, described air cavity is by, under compressed state, the radial distance of the inner peripheral surface of described diaphragm and described sleeve pipe is 2mm-8mm; The volume of all air cavitys accounts for the 20%-30% of whole lining volume, and the volume of all sap cavities accounts for the 20%-40% of whole lining volume.
6. lining as claimed in claim 1, it is characterised in that, described working chamber is four.
7. lining as claimed in claim 6, it is characterized in that, described working chamber is symmetrically set in described rubber ring, and wherein two relative working chambers are along first party to layout, another two relative working chambers are arranged along second direction, and described first party is to for vertical direction and be perpendicular to described second direction; The 0.33-0.5 of pressure along first party to the pressure of each air cavity of the working chamber arranged being each air cavity of the working chamber along second direction layout is doubly.
8. lining as claimed in claim 1, it is characterised in that, described working chamber is two.
9. lining as claimed in claim 8, it is characterised in that, described working chamber is symmetrically set in described rubber ring, and wherein two relative working chambers are along first party to layout, and described first party is to being vertical direction; Vertically, described working chamber comprises working chamber and lower working chamber, and the pressure of the air cavity of described upper working chamber is 1-1.15 times of the pressure of the air cavity of described lower working chamber.
10. a suspension, it is characterised in that, comprise the lining described in the arbitrary item of claim 1-9.
11. suspensions as claimed in claim 10, it is characterised in that, described suspension is independent suspension or semi-independent suspension.
12. 1 kinds of automobiles, it is characterised in that, comprise the lining described in the arbitrary item of claim 1-9.
13. automobiles as claimed in claim 12, it is characterised in that, also comprise the suspension described in the arbitrary item of claim 10-11.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620049782.2U CN205278223U (en) | 2016-01-19 | 2016-01-19 | Bush, suspension and car |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620049782.2U CN205278223U (en) | 2016-01-19 | 2016-01-19 | Bush, suspension and car |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205278223U true CN205278223U (en) | 2016-06-01 |
Family
ID=56062802
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620049782.2U Expired - Fee Related CN205278223U (en) | 2016-01-19 | 2016-01-19 | Bush, suspension and car |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205278223U (en) |
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106369093A (en) * | 2016-09-20 | 2017-02-01 | 奇瑞汽车股份有限公司 | Rear shaft bushing used for adjustment and having adjustable rigidity |
| CN109642634A (en) * | 2016-08-23 | 2019-04-16 | 康蒂泰克振动控制有限公司 | Bushing |
| CN111301082A (en) * | 2020-03-19 | 2020-06-19 | 北京汽车股份有限公司 | Bush assembly and vehicle |
| CN111577818A (en) * | 2019-02-15 | 2020-08-25 | 本田技研工业株式会社 | Liquid filled liner assembly |
| CN111795104A (en) * | 2020-05-25 | 2020-10-20 | 中国第一汽车股份有限公司 | Hydraulic bushing and vehicle |
| CN111890863A (en) * | 2020-06-28 | 2020-11-06 | 东风汽车集团有限公司 | Modularization elastic support, suspension system and car |
| CN112096776A (en) * | 2020-08-18 | 2020-12-18 | 株洲时代瑞唯减振装备有限公司 | Integral liquid rubber composite node and rigidity adjusting method |
| US20210276391A1 (en) * | 2020-03-05 | 2021-09-09 | Hyundai Motor Company | Ctba bush and ctba suspension system |
| CN113492924A (en) * | 2021-06-23 | 2021-10-12 | 东风柳州汽车有限公司 | Automobile fender bracket assembly and assembling method thereof |
| CN113978197A (en) * | 2021-11-16 | 2022-01-28 | 广州小鹏汽车科技有限公司 | Air suspension system, vehicle and pneumatic suspension |
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2016
- 2016-01-19 CN CN201620049782.2U patent/CN205278223U/en not_active Expired - Fee Related
Cited By (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109642634A (en) * | 2016-08-23 | 2019-04-16 | 康蒂泰克振动控制有限公司 | Bushing |
| CN106369093B (en) * | 2016-09-20 | 2019-10-11 | 奇瑞汽车股份有限公司 | A kind of adjustable rear axle bushing of rigidity for adjustment |
| CN106369093A (en) * | 2016-09-20 | 2017-02-01 | 奇瑞汽车股份有限公司 | Rear shaft bushing used for adjustment and having adjustable rigidity |
| CN111577818A (en) * | 2019-02-15 | 2020-08-25 | 本田技研工业株式会社 | Liquid filled liner assembly |
| US11441635B2 (en) | 2019-02-15 | 2022-09-13 | Honda Motor Co., Ltd. | Liquid filled bushing assembly |
| US20210276391A1 (en) * | 2020-03-05 | 2021-09-09 | Hyundai Motor Company | Ctba bush and ctba suspension system |
| US11760152B2 (en) * | 2020-03-05 | 2023-09-19 | Hyundai Motor Company | CTBA bush and CTBA suspension system |
| CN111301082B (en) * | 2020-03-19 | 2021-09-17 | 北京汽车股份有限公司 | Bush assembly and vehicle |
| CN111301082A (en) * | 2020-03-19 | 2020-06-19 | 北京汽车股份有限公司 | Bush assembly and vehicle |
| CN111795104A (en) * | 2020-05-25 | 2020-10-20 | 中国第一汽车股份有限公司 | Hydraulic bushing and vehicle |
| CN111890863A (en) * | 2020-06-28 | 2020-11-06 | 东风汽车集团有限公司 | Modularization elastic support, suspension system and car |
| CN112096776A (en) * | 2020-08-18 | 2020-12-18 | 株洲时代瑞唯减振装备有限公司 | Integral liquid rubber composite node and rigidity adjusting method |
| CN113492924A (en) * | 2021-06-23 | 2021-10-12 | 东风柳州汽车有限公司 | Automobile fender bracket assembly and assembling method thereof |
| CN113978197A (en) * | 2021-11-16 | 2022-01-28 | 广州小鹏汽车科技有限公司 | Air suspension system, vehicle and pneumatic suspension |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160601 |