CN105090317A - Air spring and vehicle - Google Patents
Air spring and vehicle Download PDFInfo
- Publication number
- CN105090317A CN105090317A CN201510470061.9A CN201510470061A CN105090317A CN 105090317 A CN105090317 A CN 105090317A CN 201510470061 A CN201510470061 A CN 201510470061A CN 105090317 A CN105090317 A CN 105090317A
- Authority
- CN
- China
- Prior art keywords
- butterfly plate
- pneumatic spring
- swing
- rotating shaft
- connecting port
- 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.)
- Granted
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
- F16F9/00—Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium
- F16F9/02—Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium using gas only or vacuum
-
- 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
- F16F9/00—Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium
- F16F9/32—Details
- F16F9/3207—Constructional features
-
- 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
- F16F9/00—Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium
- F16F9/32—Details
- F16F9/34—Special valve constructions; Shape or construction of throttling passages
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Fluid-Damping Devices (AREA)
Abstract
The invention relates to an air spring and a vehicle. The air spring comprises an air bag with a main air chamber cavity and an installing base with an auxiliary air chamber cavity. The main air chamber cavity is communicated with the auxiliary air chamber cavity through a communication port. The communication port is provided with a butterfly plate rotating shaft with the axis extending in the front and back direction. The butterfly plate rotating shaft is provided with butterfly plates used for opening and closing the communication port. The butterfly plates and the butterfly plate rotating shaft are provided with a swinging body capable of swinging around the axis of the butterfly plate rotating shaft. A swinging ball swings through centrifugal force and drives the butterfly plates to rotate around the axis of the butterfly plate rotating shaft. When the swinging ball is in the natural state, the communication port is in an open state, and when the swinging ball swings by the set angle, the communication port is in a closed state. According to the air spring, the rigidity of the air spring can be adjusted in real time according to the steering situation of the vehicle, and the technical problem that during vehicle steering, when the inclination degree is large, and potential safety hazards exist is solved.
Description
Technical field
The present invention relates to pneumatic spring and vehicle, belong to vehicle production technical field.
Background technique
Because air suspension is better relative to plate spring suspension brackets travelling comfort, the life-span is higher, and air suspension is better to the absorption of dither and sound insulation property, and therefore, some vehicle adopts air suspension to replace original plate spring suspension brackets at present.Pneumatic spring is the core component in air suspension, and the quality of air spring designs directly has influence on the quality of air suspension performance.
The rigidity size of pneumatic spring can affect the deformation quantity of pneumatic spring, when air spring rigidity is larger, the deformation quantity of pneumatic spring is less, the deflection of automobile body is less, when air spring rigidity is lower, the deformation quantity of pneumatic spring is comparatively large, and the deflection of automobile body is comparatively large, and pneumatic spring damping effect is better.
When vehicle load capacity is different, the rigidity of pneumatic spring also otherwise with; When load capacity is larger, the rigidity of pneumatic spring needs larger, otherwise then the rigidity of pneumatic spring needs smaller, both could meet the travelling comfort of vehicle like this, and can meet again the Security of vehicle.The Chinese invention patent application that such as date of publication is 2012.03.07, publication number is CN102367854A discloses so a kind of pneumatic spring, this pneumatic spring mainly comprises air bag and fitting seat, air bag upper end is provided with the mounting plate for load-bearing, there is in fitting seat interior room, air bag is arranged on fitting seat, air bag is communicated with the air-flow between air bag and fitting seat is flowed mutually with the interior room of fitting seat, air bag is provided with flow restriction control plate with the position that is communicated with of fitting seat, and the inner space of air bag and fitting seat is separated into main gas tank and accessory air-space by flow restriction control plate.In order to regulate the rigidity of pneumatic spring, the flow restriction control plate of above-mentioned pneumatic spring offers throttle orifice, the area of passage of throttle orifice is suitable for make to keep without pressure differential condition between main gas tank and accessory air-space.When vehicle load capacity is larger, air-flow in air bag flows in fitting seat, the speed that throttle orifice on flow restriction control plate will move downward according to the load increased and upper mounting plate regulates the gas flow pressure reduction between air bag and fitting seat, and then the rigidity of raising air spring.
Vehicle carrying needs the rigidity regulating pneumatic spring time different, when car zig zag, when promptly keeping away barrier or cross bend, also the rigidity regulating pneumatic spring is in real time needed, car takes a sudden turn, when promptly keeping away barrier or cross bend, vehicle body can to lopsidedness, if spring rate is lower, the inclination degree of vehicle body will be larger, although above-mentioned pneumatic spring can under different bearer weights, regulate the rigidity of pneumatic spring, but when the vehicle body of vehicle occurs tilting, pneumatic spring but can not regulate self rigidity automatically according to inclination conditions, make the anti-roll stiffness of pneumatic spring obviously not enough, the body sway of vehicle is comparatively serious, there is potential safety hazard.
Summary of the invention
The object of this invention is to provide the pneumatic spring that can regulate rigidity according to turn inside diameter situation in real time, the inclination degree larger technical problem that there is potential safety hazard during to solve that in prior art, vehicle swerves.The present invention also aims to provide the vehicle using above-mentioned pneumatic spring.
For achieving the above object, the present invention adopts following technological scheme:
Pneumatic spring, comprise air bag and fitting seat, there is in air bag main gas tank's cavity, there is in fitting seat accessory air-space cavity, air bag is arranged on fitting seat, described main gas tank cavity is communicated with by connecting port with accessory air-space cavity, described connecting port place is provided with the butterfly plate rotating shaft that axis extends along the longitudinal direction, butterfly plate rotating shaft is provided with a butterfly plate for opening and closing connecting port, butterfly plate or butterfly plate rotating shaft are installed with the swing member rotated around the axis of butterfly plate rotating shaft to drive butterfly plate at the effect lower swing of centrifugal force in left-right direction, when swing member in the raw time connecting port be in open mode, if the swaying direction that after the swing set angle of swing member, described connecting port can be closed by butterfly plate is the first swaying direction, another swaying direction is the second swaying direction, after swing member rotates set angle along the first swaying direction wobble drive butterfly plate, described connecting port can be closed by butterfly plate.
Described swing member comprises swing ball connecting rod and swing ball, and one end of swing ball connecting rod and butterfly plate or butterfly plate rotating shaft are connected, and the other end and swing ball are connected, and described swing ball is connected by described swing ball connecting rod and described butterfly plate or butterfly plate rotating shaft.
Pneumatic spring, comprise air bag and fitting seat, there is in air bag main gas tank's cavity, there is in fitting seat accessory air-space cavity, air bag is arranged on fitting seat, described main gas tank cavity is communicated with by connecting port with accessory air-space cavity, described connecting port place is provided with the butterfly plate rotating shaft that axis extends along the longitudinal direction, butterfly plate rotating shaft is provided with the butterfly plate for opening and closing connecting port, described butterfly plate has two, double butterfly plate is respectively the first butterfly plate, second butterfly plate, double butterfly plate intersects in X-type, double butterfly plate or butterfly plate rotating shaft are installed with the swing member rotated around the axis of butterfly plate rotating shaft to drive double butterfly plate at the effect lower swing of centrifugal force in left-right direction, when swing member in the raw time connecting port be in open mode, when swing member is subject to centrifugal force to the right, swing member swings to the right to make one in double butterfly plate to rotate connecting port described in set angle rear enclosed, when swing member is subject to centrifugal force left, swing member can close described connecting port after swinging to make another rotation set angle in double butterfly plate left.
Described swing member comprises swing ball connecting rod and swing ball, and one end of swing ball connecting rod and butterfly plate or butterfly plate rotating shaft are connected, and the other end and swing ball are connected, and described swing ball is connected by described swing ball connecting rod and described butterfly plate or butterfly plate rotating shaft.
Vehicle, comprise vehicle bridge, vehicle bridge is installed with left pneumatic spring in the position near vehicle bridge left end, vehicle bridge is installed with right pneumatic spring in the position near vehicle bridge right-hand member, left pneumatic spring and pneumatic spring include air bag and fitting seat, there is in air bag main gas tank's cavity, there is in fitting seat accessory air-space cavity, air bag is arranged on fitting seat, described main gas tank cavity is communicated with by connecting port with accessory air-space cavity, left pneumatic spring, the connecting port place of right pneumatic spring is equipped with the butterfly plate rotating shaft that axis extends along the longitudinal direction, double butterfly plate rotating shaft is equipped with a butterfly plate for opening and closing connecting port, left pneumatic spring, the butterfly plate of right pneumatic spring or butterfly plate rotating shaft are installed with the swing member rotated around the axis of butterfly plate rotating shaft to drive double butterfly plate at the effect lower swing of centrifugal force in left-right direction, when swing member in the raw time left pneumatic spring and the connecting port of right pneumatic spring be all in open mode, if the swaying direction that after the swing set angle of swing member, described connecting port can be closed by butterfly plate is the first swaying direction, another swaying direction is the second swaying direction, first swaying direction of left pneumatic spring left, first swaying direction of right pneumatic spring to the right, after swing member rotates set angle along the first swaying direction wobble drive butterfly plate, described connecting port can be closed by butterfly plate, when the swing member of left pneumatic spring, right pneumatic spring is subject to centrifugal action left, the swing member of left pneumatic spring swings along the first swaying direction, the swing member of right pneumatic spring swings along the second swaying direction, when the swing member of left pneumatic spring, right pneumatic spring is subject to centrifugal action to the right, the swing member of right pneumatic spring swings along first, and the swing member of left pneumatic spring swings along the second swaying direction.
Described swing member comprises swing ball connecting rod and swing ball, and one end of swing ball connecting rod and butterfly plate or butterfly plate rotating shaft are connected, and the other end and swing ball are connected, and described swing ball is connected by described swing ball connecting rod and described butterfly plate or butterfly plate rotating shaft.
Vehicle, position near left end in vehicle bridge is provided with left pneumatic spring, position near right-hand member in vehicle bridge is provided with right pneumatic spring, two pneumatic springs include air bag and fitting seat, there is in air bag main gas tank's cavity, there is in fitting seat accessory air-space cavity, air bag is arranged on fitting seat, described main gas tank cavity is communicated with to make main gas tank's cavity by connecting port with accessory air-space cavity, air-flow in accessory air-space cavity can circulate, left pneumatic spring, the connecting port place of right pneumatic spring is equipped with the butterfly plate rotating shaft that axis extends along the longitudinal direction, each butterfly plate rotating shaft is provided with two butterfly plates for opening and closing connecting port, two butterfly plates are respectively the first butterfly plate and the second butterfly plate, two butterfly plates intersect in X-type, two butterfly plates or butterfly plate rotating shaft are installed with the swing member rotated around the axis of butterfly plate rotating shaft to drive double butterfly plate at the effect lower swing of centrifugal force in left-right direction, when swing member bottom left pneumatic spring in the raw, the connecting port of right pneumatic spring is all in open mode, when the swing member of two pneumatic springs is subject to centrifugal force left, the swing member of two pneumatic springs swings left to make the first butterfly plate, the connecting port of correspondence can be closed for one in second butterfly plate, when the swing member of two pneumatic springs is subject to centrifugal force to the right, the swing member of two pneumatic springs swings to the right to make the first butterfly plate, the connecting port of correspondence can be closed by another in the second butterfly plate.
Described swing member comprises swing ball connecting rod and swing ball, and one end of swing ball connecting rod and butterfly plate or butterfly plate rotating shaft are connected, and the other end and swing ball are connected, and described swing ball is connected by described swing ball connecting rod and described butterfly plate or butterfly plate rotating shaft.
Advantageous Effects of the present invention is: can be divided into main gas tank's cavity and accessory air-space cavity in pneumatic spring, main gas tank's cavity is communicated with under normal circumstances with accessory air-space cavity, connecting port place is provided with the butterfly plate rotating shaft that axis extends along front and back, butterfly plate rotating shaft is provided with butterfly plate, butterfly plate or butterfly plate rotating shaft are provided with swing member, swing member under the influence of centrifugal force around the axis oscillating of butterfly plate rotating shaft, and drives butterfly plate to rotate around the axis of butterfly plate rotating shaft.
The pneumatic spring of the first scheme of the present invention, its butterfly plate rotating shaft is provided with a butterfly plate, when vehicle is kept straight on, in the raw, the left pneumatic spring in vehicle bridge and the connecting port of right pneumatic spring are all in open mode to swing member, main gas tank's cavity and accessory air-space cavity connects, air-flow between 2 air chambers can circulate, and in pneumatic spring, compressible volume of air is comparatively large, and the rigidity of pneumatic spring is lower, ensure the damping effect of pneumatic spring, ensure travelling comfort when vehicle is kept straight on; When vehicle turns left rapidly, the swing member of left pneumatic spring and right pneumatic spring is at centrifugal action lower swing, and drive butterfly plate to rotate, connecting port is closed by the butterfly plate of right pneumatic spring, the connecting port of left pneumatic spring is in open mode, main gas tank's cavity and the accessory air-space cavity of right pneumatic spring are mutually isolated, in two air chamber cavitys, air-flow can not circulate, in right pneumatic spring, compressible volume of air is less, rigidity is higher, the amount of deformation of right pneumatic spring reduces, the final angle reducing vehicle and be tilted to the right.In like manner, when vehicle is turned right rapidly, the rigidity of left pneumatic spring increases, and reduces the angle that vehicle is tilted to the left.
The pneumatic spring of first scheme of the present invention, its butterfly plate rotating shaft is provided with two crossing butterfly plates, two butterfly plates intersect in X-type, when vehicle is kept straight on, swing member in the raw, left pneumatic spring in vehicle bridge and the connecting port of right pneumatic spring are all in open mode, when vehicle turns left rapidly or turns right, left pneumatic spring, the swing member of right pneumatic spring is all subject to the effect of centrifugal force, and drive butterfly plate to rotate, the connecting port of left pneumatic spring and right pneumatic spring all can be closed by two butterfly plates, after butterfly plate closed communication mouth, two connecting ports are all in closed state, and then the rigidity of two pneumatic springs in left and right all increases, and then the angle that minimizing vehicle body rolls left or to the right.
Pneumatic spring of the present invention can not only avoid the vehicle problem that body roll angle is larger when swerving, and can also ensure the travelling comfort of vehicle when keeping straight on.
Accompanying drawing explanation
Fig. 1 is vehicle embodiments 1 of the present invention view when keeping straight on;
Fig. 2 is pneumatic spring structural representation in its natural state in vehicle embodiments 1 of the present invention;
Fig. 3 is vehicle embodiments 1 of the present invention view when turning left rapidly;
Fig. 4 is vehicle embodiments 1 of the present invention view when turning right rapidly;
Fig. 5 is right pneumatic spring structural representation in its natural state in vehicle embodiments 2 of the present invention;
Fig. 6 is left pneumatic spring structural representation in its natural state in vehicle embodiments 2 of the present invention;
Fig. 7 is vehicle embodiments 2 of the present invention view when turning left rapidly;
Fig. 8 is vehicle embodiments 2 of the present invention view when turning right rapidly;
In figure: 1, air bag, 2, butterfly plate, 3, fitting seat, 4, swing ball, 5, base installing hole, 6, swing ball connecting rod, 7, butterfly plate rotating shaft, 8, air bag cover plate, 9, wheel, 10, vehicle bridge, 11, mounting bracket.
Embodiment
The embodiment 1 of vehicle of the present invention, vehicle comprises air suspension, as Figure 1-4, air suspension comprises vehicle bridge 10, and vehicle bridge 10 is provided with two groups of pneumatic springs, and the two ends, left and right of vehicle bridge 10 are provided with wheel 9, in being all installed with mounting bracket 11 near left position place with near the position of right-hand member in vehicle bridge 10, each group mounting bracket upper end is all installed with pneumatic spring, and left pneumatic spring is identical with the structure of right pneumatic spring, and wherein one group of pneumatic spring is that example is described below.
Pneumatic spring comprises air bag 1, fitting seat 3, air bag 1 is arranged on fitting seat 3, the upper end of air bag 1 is provided with the air bag cover plate 8 of bearing load, the lower end of fitting seat 3 is provided with the base installing hole 5 for being connected with the mounting bracket of vehicle, air bag 1 inside has main gas tank's cavity, the volume of the empty chamber air of main gas tank is V1, fitting seat 3 inside has accessory air-space cavity, the volume of the empty chamber air of accessory air-space is V2, main gas tank's cavity is communicated with by a connecting port with accessory air-space cavity, described connecting port is flat mouth, in other embodiments, connecting port can be angle, connecting port enables the air-flow in main gas tank's cavity and accessory air-space cavity mutually circulate, in the present embodiment, connecting port is circular port, in other embodiments, connecting port can be rectangle, regular polygon etc.
Connecting port place is provided with the butterfly plate rotating shaft 7 that axis extends along the longitudinal direction, butterfly plate rotating shaft 7 is along the longitudinal direction across connecting port, butterfly plate rotating shaft 7 is installed with for closed communication mouth, to cut off the butterfly plate 2 of airflow between main gas tank's cavity and accessory air-space cavity, butterfly plate 2 has two, double butterfly plate is respectively the first butterfly plate, second butterfly plate, the axis of butterfly plate rotating shaft 7 extends along the radial direction of butterfly plate, swing member is installed with on the downside of butterfly plate rotating shaft 7, swing member comprises swing ball 4 and swing ball connecting rod 6, swing ball connecting rod 6 is connected between swing ball 4 and butterfly plate rotating shaft 7, swing ball 4 can around the axis oscillating of butterfly plate rotating shaft 7 under the effect of centrifugal force in left-right direction, swing ball 4 swings and drives butterfly plate 2 to rotate around the axis of butterfly plate rotating shaft simultaneously, when swing ball in the raw time, swing ball connecting rod 6 is in vertical state, first butterfly plate is downward-sloping from left to right, second butterfly plate is inclined upwardly from left to right, double butterfly plate intersects in X-type, the plate face shape of double butterfly plate in an angle.In the present embodiment, butterfly plate 2 is the circle matched with connecting port.
When swing ball in the raw under, the axis of swing ball connecting rod 6 vertically extends, and the connecting port of pneumatic spring is in open mode, and the degree opened is maximum, main gas tank's cavity and accessory air-space cavity connects, now, the volume of air of pneumatic spring internal compressible is V=V1+V2; When swing ball 4 swings left under the influence of centrifugal force, butterfly plate 2 rotates clockwise around butterfly plate rotating shaft 7, second butterfly plate is tending towards level gradually, after butterfly plate 2 rotates the angle of setting, second butterfly plate is just in time in level, and now connecting port is in closed condition, and butterfly plate 2 cuts off airflow between main gas tank's cavity and accessory air-space cavity, now, the volume of air of pneumatic spring internal compressible is V=V1; When swing ball 4 swings to the right under the influence of centrifugal force, butterfly plate 2 rotates counterclockwise around butterfly plate rotating shaft 7, first butterfly plate is tending towards level gradually, after butterfly plate 2 rotates counterclockwise the angle of setting, first butterfly plate is in level, and connecting port is closed by the first butterfly plate, and connecting port is in closed condition, now, the volume of air of pneumatic spring internal compressible is similarly V=V1; Due to V1+V2 > V1, when connecting port is in open mode, compressible volume of air is comparatively large, and the rigidity of pneumatic spring is lower, and damping effect is better, and in vehicle travel process, travelling comfort is better; When connecting port is in closed condition, compressible volume of air is less, and the rigidity of pneumatic spring is comparatively large, and the deformation quantity of pneumatic spring is less.
If butterfly plate rotation angle is not enough to connecting port to close, butterfly plate rotation can reduce the opening degree of connecting port, the circulating face of air-flow is diminished, when the air bag cover plate of pneumatic spring sinks rapidly, the empty chamber air of main gas tank is subject to resistance to during accessory air-space Cavity Flow, main gas tank's cavity internal air pressure increases, and can increase the rigidity of pneumatic spring equally, reduces the deformation quantity of pneumatic spring.
When two groups of pneumatic springs are installed, ensure that the direction when axial direction of butterfly plate rotating shaft is kept straight on vehicle is consistent, i.e. the axial direction of butterfly plate rotating shaft extends along the longitudinal direction.When vehicle is kept straight on, swing ball in the raw, the swing ball connecting rod of pneumatic spring is in vertical state all the time, phase diagram when vehicle is as shown in Figure 1 kept straight on, now, swing ball in the raw under, the connecting port of pneumatic spring is in open mode, and the volume of air of pneumatic spring internal compressible is V=V1+V2.
When the vehicle is turning, by the effect of centrifugal force, swing ball can swing, and then drives butterfly plate around butterfly plate axis of rotation, when vehicle is when swerving, the centrifugal force that swing ball is subject to is larger, the rotation angle of butterfly plate is comparatively large, and connecting port can be closed by butterfly plate, and connecting port is in closed condition, now, the volume of air of pneumatic spring internal compressible is V=V1.When vehicle turns left rapidly, as shown in Figure 3, swing ball can swing the angle of setting to the right, and swing ball drives double butterfly plate to rotate counterclockwise set angle, and connecting port is closed by the first butterfly plate, and connecting port is in closed condition; When vehicle is turned right rapidly, as shown in Figure 4, swing ball can swing left, and double butterfly plate rotates clockwise set angle, and connecting port is closed by the second butterfly plate, and connecting port is in closed state; Compared with when vehicle is kept straight on vehicle when swerving, when vehicle is kept straight on, in pneumatic spring, compressible volume of air is comparatively large, and the rigidity of pneumatic spring is lower, the good damping effect of pneumatic spring, ensures vehicle run smoothness and travelling comfort; In Ackermann steer angle pneumatic spring, compressible volume of air reduces, and the rigidity of pneumatic spring increases, and can suppress the deflection of pneumatic spring, can reduce the inclination degree of vehicle body, ensures vehicle driving safety.
When general low speed is turned, the amplitude that swing ball swings is less, and the rotation angle of butterfly plate is less is not enough to closed communication mouth, and butterfly plate rotation can reduce the opening degree of connecting port, and the circulating face of air-flow is diminished.
The embodiment 2 of vehicle of the present invention, with above-described embodiment 1 unlike, the butterfly plate rotating shaft of left pneumatic spring and right pneumatic spring all only installs a butterfly plate, left pneumatic spring, the true dip direction of right pneumatic spring is different, left pneumatic spring, right pneumatic spring is symmetrical set, as Fig. 5, shown in Fig. 6, when swing ball in the raw time, butterfly plate in the butterfly plate rotating shaft of left pneumatic spring is from left to right inclined upwardly, butterfly plate in the butterfly plate rotating shaft of right pneumatic spring is from left to right downward-sloping, because connecting port is flat mouth, in its natural state, connecting port is in open mode, in other embodiments, left, the equal left and right horizontal of butterfly plate of right two pneumatic springs, now connecting port should be angle, the connecting port of left pneumatic spring is downward-sloping from left to right, the connecting port of right pneumatic spring is inclined upwardly from left to right.
If the swaying direction that after the swing set angle of swing ball, corresponding connecting port can be closed by butterfly plate is the first swaying direction, another swaying direction is the second swaying direction, first swaying direction of left pneumatic spring left, first swaying direction of right pneumatic spring to the right, after swing ball rotates set angle along the first swaying direction wobble drive butterfly plate, can close by butterfly plate by described connecting port; When the swing member of left pneumatic spring, right pneumatic spring is subject to centrifugal action left, the swing member of left pneumatic spring swings along the first swaying direction, the swing member of right pneumatic spring swings along the second swaying direction, when the swing member of left pneumatic spring, right pneumatic spring is subject to centrifugal action to the right, the swing member of right pneumatic spring swings along first, and the swing member of left pneumatic spring swings along the second swaying direction.
When vehicle swerves left, as shown in Figure 7, the vehicle body of vehicle can tilt to the right, in order to avoid vehicle roll is spent greatly, the rigidity of right pneumatic spring needs to increase, now, the swing ball of left and right two pneumatic springs all can swing to the right certain angle, the swing ball of right pneumatic spring swings along the first swaying direction, its connecting port can be closed, and the swing ball of left pneumatic spring swings along the second swaying direction, and the connecting port of left pneumatic spring is still in open mode, the rigidity of right pneumatic spring increases, and reduces the angle that vehicle is tilted to the right; Otherwise, when car vehicle swerves to the right, as shown in Figure 8, the vehicle body of vehicle can be tilted to the left, and the rigidity of left pneumatic spring needs to increase, now, the swing ball of left pneumatic spring swings along first direction, and its connecting port can be closed, and the rigidity of this group pneumatic spring increases, the rigidity being positioned at the pneumatic spring of vehicle bridge left end increases, and reduces the angle that vehicle is tilted to the left.
In the above embodiment of the present invention, swing ball connecting rod is all installed in butterfly plate rotating shaft, and in other embodiments, swing ball connecting rod can be installed on butterfly plate.
In other embodiments of the invention, pneumatic spring can not arrange swing ball, and only on butterfly plate or butterfly plate rotating shaft, set firmly a fork, fork axis extends along the vertical direction, and the upper end of fork is fixedly connected with butterfly plate or butterfly plate rotating shaft; Also pendulum can be set firmly in butterfly plate rotating shaft.
The embodiment of pneumatic spring of the present invention, the structure of pneumatic spring, as above-mentioned, for avoiding repetition, does not repeat at this.
Claims (8)
1. pneumatic spring, comprise air bag and fitting seat, there is in air bag main gas tank's cavity, there is in fitting seat accessory air-space cavity, air bag is arranged on fitting seat, described main gas tank cavity is communicated with by connecting port with accessory air-space cavity, it is characterized in that: described connecting port place is provided with the butterfly plate rotating shaft that axis extends along the longitudinal direction, butterfly plate rotating shaft is provided with a butterfly plate for opening and closing connecting port, butterfly plate or butterfly plate rotating shaft are installed with the swing member rotated around the axis of butterfly plate rotating shaft to drive butterfly plate at the effect lower swing of centrifugal force in left-right direction, when swing member in the raw time connecting port be in open mode, if the swaying direction that after the swing set angle of swing member, described connecting port can be closed by butterfly plate is the first swaying direction, another swaying direction is the second swaying direction, after swing member rotates set angle along the first swaying direction wobble drive butterfly plate, described connecting port can be closed by butterfly plate.
2. pneumatic spring according to claim 1, it is characterized in that: described swing member comprises swing ball connecting rod and swing ball, one end of swing ball connecting rod and butterfly plate or butterfly plate rotating shaft are connected, and the other end and swing ball are connected, and described swing ball is connected by described swing ball connecting rod and described butterfly plate or butterfly plate rotating shaft.
3. pneumatic spring, comprise air bag and fitting seat, there is in air bag main gas tank's cavity, there is in fitting seat accessory air-space cavity, air bag is arranged on fitting seat, described main gas tank cavity is communicated with by connecting port with accessory air-space cavity, it is characterized in that: described connecting port place is provided with the butterfly plate rotating shaft that axis extends along the longitudinal direction, butterfly plate rotating shaft is provided with the butterfly plate for opening and closing connecting port, described butterfly plate has two, double butterfly plate is respectively the first butterfly plate, second butterfly plate, double butterfly plate intersects in X-type, double butterfly plate or butterfly plate rotating shaft are installed with the swing member rotated around the axis of butterfly plate rotating shaft to drive double butterfly plate at the effect lower swing of centrifugal force in left-right direction, when swing member in the raw time connecting port be in open mode, when swing member is subject to centrifugal force to the right, swing member swings to the right to make one in double butterfly plate to rotate connecting port described in set angle rear enclosed, when swing member is subject to centrifugal force left, swing member can close described connecting port after swinging to make another rotation set angle in double butterfly plate left.
4. pneumatic spring according to claim 3, it is characterized in that: described swing member comprises swing ball connecting rod and swing ball, one end of swing ball connecting rod and butterfly plate or butterfly plate rotating shaft are connected, and the other end and swing ball are connected, and described swing ball is connected by described swing ball connecting rod and described butterfly plate or butterfly plate rotating shaft.
5. vehicle, comprise vehicle bridge, vehicle bridge is installed with left pneumatic spring in the position near vehicle bridge left end, vehicle bridge is installed with right pneumatic spring in the position near vehicle bridge right-hand member, left pneumatic spring and pneumatic spring include air bag and fitting seat, there is in air bag main gas tank's cavity, there is in fitting seat accessory air-space cavity, air bag is arranged on fitting seat, described main gas tank cavity is communicated with by connecting port with accessory air-space cavity, it is characterized in that: left pneumatic spring, the connecting port place of right pneumatic spring is equipped with the butterfly plate rotating shaft that axis extends along the longitudinal direction, double butterfly plate rotating shaft is equipped with a butterfly plate for opening and closing connecting port, left pneumatic spring, the butterfly plate of right pneumatic spring or butterfly plate rotating shaft are installed with the swing member rotated around the axis of butterfly plate rotating shaft to drive double butterfly plate at the effect lower swing of centrifugal force in left-right direction, when swing member in the raw time left pneumatic spring and the connecting port of right pneumatic spring be all in open mode, if the swaying direction that after the swing set angle of swing member, described connecting port can be closed by butterfly plate is the first swaying direction, another swaying direction is the second swaying direction, first swaying direction of left pneumatic spring left, first swaying direction of right pneumatic spring to the right, after swing member rotates set angle along the first swaying direction wobble drive butterfly plate, described connecting port can be closed by butterfly plate, when the swing member of left pneumatic spring, right pneumatic spring is subject to centrifugal action left, the swing member of left pneumatic spring swings along the first swaying direction, the swing member of right pneumatic spring swings along the second swaying direction, when the swing member of left pneumatic spring, right pneumatic spring is subject to centrifugal action to the right, the swing member of right pneumatic spring swings along first, and the swing member of left pneumatic spring swings along the second swaying direction.
6. vehicle according to claim 5, it is characterized in that: described swing member comprises swing ball connecting rod and swing ball, one end of swing ball connecting rod and butterfly plate or butterfly plate rotating shaft are connected, and the other end and swing ball are connected, and described swing ball is connected by described swing ball connecting rod and described butterfly plate or butterfly plate rotating shaft.
7. vehicle, position near left end in vehicle bridge is provided with left pneumatic spring, position near right-hand member in vehicle bridge is provided with right pneumatic spring, two pneumatic springs include air bag and fitting seat, there is in air bag main gas tank's cavity, there is in fitting seat accessory air-space cavity, air bag is arranged on fitting seat, described main gas tank cavity is communicated with to make main gas tank's cavity by connecting port with accessory air-space cavity, air-flow in accessory air-space cavity can circulate, it is characterized in that: left pneumatic spring, the connecting port place of right pneumatic spring is equipped with the butterfly plate rotating shaft that axis extends along the longitudinal direction, each butterfly plate rotating shaft is provided with two butterfly plates for opening and closing connecting port, two butterfly plates are respectively the first butterfly plate and the second butterfly plate, two butterfly plates intersect in X-type, two butterfly plates or butterfly plate rotating shaft are installed with the swing member rotated around the axis of butterfly plate rotating shaft to drive double butterfly plate at the effect lower swing of centrifugal force in left-right direction, when swing member bottom left pneumatic spring in the raw, the connecting port of right pneumatic spring is all in open mode, when the swing member of two pneumatic springs is subject to centrifugal force left, the swing member of two pneumatic springs swings left to make the first butterfly plate, the connecting port of correspondence can be closed for one in second butterfly plate, when the swing member of two pneumatic springs is subject to centrifugal force to the right, the swing member of two pneumatic springs swings to the right to make the first butterfly plate, the connecting port of correspondence can be closed by another in the second butterfly plate.
8. vehicle according to claim 7, it is characterized in that: described swing member comprises swing ball connecting rod and swing ball, one end of swing ball connecting rod and butterfly plate or butterfly plate rotating shaft are connected, and the other end and swing ball are connected, and described swing ball is connected by described swing ball connecting rod and described butterfly plate or butterfly plate rotating shaft.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510470061.9A CN105090317B (en) | 2015-08-04 | 2015-08-04 | Air spring and vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510470061.9A CN105090317B (en) | 2015-08-04 | 2015-08-04 | Air spring and vehicle |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105090317A true CN105090317A (en) | 2015-11-25 |
| CN105090317B CN105090317B (en) | 2018-01-16 |
Family
ID=54571401
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510470061.9A Active CN105090317B (en) | 2015-08-04 | 2015-08-04 | Air spring and vehicle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105090317B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108757819A (en) * | 2017-02-18 | 2018-11-06 | 曼卡车和巴士股份公司 | With the closed spring system for rolling plunger cavity |
| CN109100244A (en) * | 2018-07-26 | 2018-12-28 | 中国航空工业集团公司沈阳飞机设计研究所 | A kind of aircraft torsionspring choosing ginseng test method |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4206934A (en) * | 1978-08-11 | 1980-06-10 | Grumman Flexible Corporation | Control valve mechanism for an air spring vehicle suspension |
| CN1510318A (en) * | 2002-11-28 | 2004-07-07 | �ٲ�� �ҵ��ʽ���� | Vibrating separating tables |
| EP1652699A1 (en) * | 2004-10-28 | 2006-05-03 | Voss Automotive GmbH | Add-on kit for a pneumatic vehicle suspension system with auxiliary pneumatic accumulator, switching device for such an add-on kit and procedure for controlling the air spring system |
| JP2007030597A (en) * | 2005-07-25 | 2007-02-08 | Aisin Seiki Co Ltd | Air suspension device |
| JP2011161980A (en) * | 2010-02-05 | 2011-08-25 | Psc Kk | Pneumatic spring system for vehicle |
| CN102338188A (en) * | 2010-11-30 | 2012-02-01 | 哈尔滨工业大学 | Air spring vibration isolator based on piston type liquid viscous damping action |
| CN102444685A (en) * | 2010-09-29 | 2012-05-09 | 株式会社万都 | Body amplitude sensitive air spring |
| CN204900637U (en) * | 2015-08-04 | 2015-12-23 | 郑州宇通客车股份有限公司 | Air spring and vehicle |
-
2015
- 2015-08-04 CN CN201510470061.9A patent/CN105090317B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4206934A (en) * | 1978-08-11 | 1980-06-10 | Grumman Flexible Corporation | Control valve mechanism for an air spring vehicle suspension |
| CN1510318A (en) * | 2002-11-28 | 2004-07-07 | �ٲ�� �ҵ��ʽ���� | Vibrating separating tables |
| EP1652699A1 (en) * | 2004-10-28 | 2006-05-03 | Voss Automotive GmbH | Add-on kit for a pneumatic vehicle suspension system with auxiliary pneumatic accumulator, switching device for such an add-on kit and procedure for controlling the air spring system |
| JP2007030597A (en) * | 2005-07-25 | 2007-02-08 | Aisin Seiki Co Ltd | Air suspension device |
| JP2011161980A (en) * | 2010-02-05 | 2011-08-25 | Psc Kk | Pneumatic spring system for vehicle |
| CN102444685A (en) * | 2010-09-29 | 2012-05-09 | 株式会社万都 | Body amplitude sensitive air spring |
| CN102338188A (en) * | 2010-11-30 | 2012-02-01 | 哈尔滨工业大学 | Air spring vibration isolator based on piston type liquid viscous damping action |
| CN204900637U (en) * | 2015-08-04 | 2015-12-23 | 郑州宇通客车股份有限公司 | Air spring and vehicle |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108757819A (en) * | 2017-02-18 | 2018-11-06 | 曼卡车和巴士股份公司 | With the closed spring system for rolling plunger cavity |
| CN108757819B (en) * | 2017-02-18 | 2021-07-23 | 曼卡车和巴士股份公司 | Spring system with closable rolling piston chamber |
| CN109100244A (en) * | 2018-07-26 | 2018-12-28 | 中国航空工业集团公司沈阳飞机设计研究所 | A kind of aircraft torsionspring choosing ginseng test method |
| CN109100244B (en) * | 2018-07-26 | 2020-12-18 | 中国航空工业集团公司沈阳飞机设计研究所 | Parameter selection test method for torsion spring for airplane |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105090317B (en) | 2018-01-16 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US8434771B2 (en) | Piston-type actuator and static fluid damper and vehicles including same | |
| JP5289312B2 (en) | System for controlling the trim of a three-wheel or four-wheel motorcycle | |
| US20140232082A1 (en) | Suspension system | |
| JPS59137207A (en) | Suspension device | |
| CN107719060A (en) | Anti-roll system and correlation technique | |
| US11161386B2 (en) | Switchable stabilizer assembly of a vehicle | |
| JP2007055593A (en) | Method for operating device for tire air filling device for automobile | |
| CN105090317A (en) | Air spring and vehicle | |
| CN204900637U (en) | Air spring and vehicle | |
| CN206277915U (en) | Hydraulic interlock unit and suspension system, the vehicle using the unit | |
| CN107009839B (en) | Standby mode for active roll control system | |
| JPH0699718A (en) | Damping force-changeable shock absorber control device | |
| US20220212515A1 (en) | Stabilizer assembly for a two-track vehicle | |
| KR100911399B1 (en) | Active roll control system for air suspension vehicles | |
| JP2007045315A (en) | Attitude control device of vehicle | |
| CN105090319B (en) | A kind of air spring and the vehicle using the air spring | |
| CN205036769U (en) | Air spring and use this air spring's vehicle | |
| CN105857002B (en) | Individual wheel suspension with air spring element for a rear axle of a vehicle and correspondingly equipped rear axle of a vehicle | |
| CN108001149A (en) | The suspension system of a kind of hydraulic interlock unit and the use unit, vehicle | |
| CN106585303B (en) | Automobile double leval jib independent rear suspension, automobile | |
| CN205326734U (en) | Automotive suspension balancing unit | |
| KR102156145B1 (en) | Vehicle suspension | |
| CN104411562A (en) | Rail vehicle with roll stabilizer | |
| KR101215491B1 (en) | Suspension shock absorber of mcpherson strut type having reservoir capable of fine control of dumping force | |
| JP4844500B2 (en) | suspension |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: 450061 Yudao Road, Guancheng District, Zhengzhou City, Henan Province Patentee after: Yutong Bus Co.,Ltd. Address before: 450016 Yutong Industrial Zone, eighteen Li River, Henan, Zhengzhou Patentee before: ZHENGZHOU YUTONG BUS Co.,Ltd. |
|
| CP03 | Change of name, title or address |