CN115320304A - Hybrid multi-point position automobile shock absorption suspension device - Google Patents
Hybrid multi-point position automobile shock absorption suspension device Download PDFInfo
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- CN115320304A CN115320304A CN202210963776.8A CN202210963776A CN115320304A CN 115320304 A CN115320304 A CN 115320304A CN 202210963776 A CN202210963776 A CN 202210963776A CN 115320304 A CN115320304 A CN 115320304A
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- 230000035939 shock Effects 0.000 title claims abstract description 118
- 238000010521 absorption reaction Methods 0.000 title claims abstract description 36
- 239000000725 suspension Substances 0.000 title claims abstract description 26
- 238000013016 damping Methods 0.000 claims abstract description 174
- 238000003860 storage Methods 0.000 claims description 42
- 239000007788 liquid Substances 0.000 claims description 27
- 230000006835 compression Effects 0.000 claims description 17
- 238000007906 compression Methods 0.000 claims description 17
- 238000007789 sealing Methods 0.000 claims description 8
- 239000012530 fluid Substances 0.000 claims description 3
- 239000011550 stock solution Substances 0.000 description 24
- 238000009434 installation Methods 0.000 description 6
- 238000000034 method Methods 0.000 description 5
- 230000000694 effects Effects 0.000 description 4
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 description 4
- 239000006096 absorbing agent Substances 0.000 description 3
- 230000003139 buffering effect Effects 0.000 description 3
- 238000001125 extrusion Methods 0.000 description 3
- 238000006243 chemical reaction Methods 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 230000002238 attenuated effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000000151 deposition Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 238000005192 partition Methods 0.000 description 1
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60G—VEHICLE SUSPENSION ARRANGEMENTS
- B60G13/00—Resilient suspensions characterised by arrangement, location or type of vibration dampers
- B60G13/02—Resilient suspensions characterised by arrangement, location or type of vibration dampers having dampers dissipating energy, e.g. frictionally
- B60G13/06—Resilient suspensions characterised by arrangement, location or type of vibration dampers having dampers dissipating energy, e.g. frictionally of fluid type
- B60G13/08—Resilient suspensions characterised by arrangement, location or type of vibration dampers having dampers dissipating energy, e.g. frictionally of fluid type hydraulic
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/62—Hybrid vehicles
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Vehicle Body Suspensions (AREA)
Abstract
The invention discloses a hybrid multipoint position automobile shock absorption suspension device which comprises a support shaft bracket, a wheel shaft, a support shaft rod and a positioning plate, wherein the support shaft bracket is provided with two guide holes which are vertically arranged; the damping device is characterized in that a first connecting rod and a second connecting rod which are arranged in parallel are rotatably mounted between the supporting shaft rod and the positioning plate, lateral dampers are rotatably connected between the first connecting rod and the positioning plate and between the second connecting rod and the supporting shaft rod, second damping parts are connected to the middle parts of the first connecting rod and the second connecting rod, and the two lateral dampers and the second damping parts form a three-point damping module. The hybrid multipoint automobile shock absorption suspension device can better reduce the vibration of an automobile body during running through the coordination of multipoint shock absorption, ensures the stability of the automobile during running, reduces the side-tipping force during high-speed turning of the automobile and improves the stability of the automobile.
Description
Technical Field
The invention belongs to the technical field of automobile shock absorption, and particularly relates to a hybrid multipoint automobile shock absorption suspension device.
Background
The springs and shock absorbers between the vehicle body and the tires constitute the whole supporting system. The suspension system should function to support the vehicle body and improve the ride, and different suspension arrangements will give the driver a different driving experience. The suspension system which looks like a simple appearance integrates various acting forces, determines the stability, comfort and safety of the car and is one of the key parts of the modern car.
Traditional automobile suspension adopts single bumper shock absorber to carry out the shock attenuation to the tire of car, and automobile tire is at the driving process, and the shock attenuation effect is not good, still causes the more vibrations of automobile driving in-process transmission to get into the automobile body to cause the driving comfort level of car poor.
Therefore, it is necessary to design a multi-point damping suspension device for a vehicle to reduce the vibration of the vehicle body during the driving of the vehicle. Aiming at different road conditions and automobile working conditions, when wheels vibrate transversely and laterally in a tilting mode, the suspension is also used for damping, and therefore the phenomenon that the vehicle tilts to generate large vibration is avoided.
Disclosure of Invention
In order to overcome the defects in the prior art, the invention provides a hybrid multipoint position automobile damping suspension device, which can better weaken the vibration of an automobile body in running through the coordination of multipoint position damping, ensure the stability of the automobile in the running process, reduce the roll force when the automobile turns at high speed and improve the stability of the automobile.
In order to solve the technical problems, the invention is realized by the following technical scheme: the invention provides a hybrid multipoint position automobile shock absorption suspension device which comprises a support shaft bracket, a wheel shaft, a support shaft rod and a positioning plate, wherein the support shaft bracket is provided with two guide holes which are vertically arranged; a first connecting rod and a second connecting rod which are arranged in parallel are rotatably mounted between the supporting shaft rod and the positioning plate, lateral dampers are rotatably connected between the first connecting rod and the positioning plate and between the second connecting rod and the supporting shaft rod, second damping pieces are connected to the middles of the first connecting rod and the second connecting rod, and the two lateral dampers and the second damping pieces form a three-point damping module; the second shock absorption piece comprises a shock absorption connecting rod which is rotatably connected with the middle parts of the first connecting rod and the second connecting rod, a shock absorption rod is welded at the upper end of the shock absorption connecting rod, a damping rebound device and a vertical damper which slides along the axis direction of the shock absorption rod are installed at the upper end of the shock absorption rod, and a shock absorption top plate is fixed at the upper end of the vertical damper; damping springback ware and vertical attenuator overcoat have been connected with damping spring, and damping spring's upper end with it is fixed to shock attenuation roof, damping spring's lower extreme with shock attenuation pole and shock attenuation connecting rod junction are connected.
Preferably, the lateral damper comprises an outer sleeve, an inner sleeve rod movably inserted in the outer sleeve, and a compression spring sleeved outside the outer sleeve and the inner sleeve rod and used for shock absorption.
Preferably, the damping rebounder includes an upper fixed disc, a lower disc, and three damping columns equally distributed on the discs around the shock absorbing rod.
Further, be provided with stock solution piston and air chamber piston in the vertical damper, just first stock solution chamber, second stock solution chamber and shock attenuation air chamber are separated into through stock solution piston and air chamber piston by supreme down to the inside of vertical damper, just the upper end and the stock solution piston of shock attenuation pole are fixed.
Preferably, the damping air chamber is communicated with the air storage pipe through an air guide channel arranged in the damping top plate, and the upper end of the air storage pipe is welded to the lower surfaces of the two ends of the damping top plate.
Further, an air pipe piston is arranged inside the air storage pipe, and sealing rubber sleeves for sealing are sleeved outside the liquid storage piston, the air chamber piston and the air pipe piston; and an air pipe spring is fixed on the lower surface of the air pipe piston and is in contact with the inner surface of the lower end of the air storage pipe.
Furthermore, two flow guide holes which flow in one direction are formed in the liquid storage piston, a one-way valve core is installed inside each flow guide hole, and the two flow guide holes are arranged in opposite directions.
Preferably, the check valve core comprises a piston column for plugging the check valve core and a piston connecting rod fixed on the surface of the piston column, a connecting rod support for supporting the piston connecting rod is installed in the flow guide hole, a piston spring is sleeved outside the piston connecting rod, one end of the piston spring is fixed with the connecting rod support, and the other end of the piston spring is fixed with the piston column.
Preferably, a damping piston and a damping hole with a variable cross section, which is arranged in the damping piston, are arranged in the damping column, and damping fluid is filled on two sides of the damping piston.
Furthermore, when the damping piston moves upwards and is subjected to larger damping, the first damping hole and the third damping hole in the damping piston work simultaneously, and when the damping piston moves upwards and is subjected to smaller damping force, only the first damping hole works; when the damping piston moves downwards and the received damping force is large, the second damping hole and the fourth damping hole in the damping piston work simultaneously, and when the damping piston moves downwards and the received damping force is small, only the second damping hole works.
Compared with the traditional method, in the invention, when the vehicle runs on the road and is vibrated, the tire drives the wheel shaft to vibrate, the vibration of the wheel shaft is transmitted to the supporting shaft rod, the positioning plate is fixed on the chassis of the vehicle, so that the lateral dampers between the first connecting rod and the positioning plate and between the second connecting rod and the supporting shaft rod are firstly used for damping and buffering, the damping connecting rod and the damping rod are simultaneously driven, when the damping rod vibrates, the damping rebounder, the vertical damper and the damping spring are used for damping and buffering, and finally, the damping rebounder, the vertical damper and the damping spring are used for vibrating and resetting under the common action of the damper and the damping spring. At the moment, all springs in the damping mechanism participate in damping, and the damping effect of the mechanism is greatly improved.
When the vehicle heels, the wheels heels and shakes, the wheel shafts drive the supporting shaft rod to shake, and the positioning plate is fixed, so that only the lateral dampers arranged on the first connecting rod and the positioning plate and the lateral dampers arranged on the second connecting rod and the supporting shaft rod can buffer and damp. When the vehicle transversely shakes, only the lateral damper is used for damping, and the stability of the automobile in the driving process is guaranteed through transverse and lateral damping. Meanwhile, when the vehicle turns at a high speed, the mechanism reduces the side tilting force and improves the stability of the vehicle.
Compared with the prior art, the invention at least has the following beneficial effects:
1. through parallel arrangement's supporting shaft pole and locating plate, thereby be convenient for the supporting shaft pole keep parallel with the locating plate to the time of the last minute of needle, shaft and supporting shaft pole rotate simultaneously and install in two guiding holes of support pedestal, thereby be convenient for keep the tire of shaft end installation perpendicular with ground, all rotate between supporting shaft pole and the second connecting rod simultaneously and between locating plate and the head rod and install the side direction attenuator, the both ends of the head rod and the second connecting rod of being convenient for carry out preliminary shock attenuation through the side direction attenuator, the middle part of head rod and second connecting rod is passed through the shock attenuation of second shock attenuation piece simultaneously, make the automobile shock attenuation hang and carry out both ends and middle part three-point position shock attenuation, thereby the shock attenuation effect that the automobile shock attenuation hung has been improved greatly.
2. Through the side direction attenuator of constituteing by outer sleeve, inner loop pole and compression spring, and compression spring's both ends welding is kept away from on the end welded supporting disk with inner loop pole at the outer sleeve to when the side direction attenuator of being convenient for received the extrusion, inner loop pole removes in the outer sleeve, and compression spring passes through compression absorbed pressure simultaneously, provides reaction force after the compression spring compression simultaneously, slows down the vibration range that automobile shock attenuation hung.
3. Through by the shock attenuation connecting rod, the damping rebounder, vertical damper, the second shock attenuation piece that damping spring and shock attenuation pole are constituteed, the shock attenuation connecting rod rotates the middle part of installing at head rod and second connecting rod simultaneously, simultaneously shock attenuation pole and shock attenuation connecting rod's upper end welded fastening, it is fixed with the stock solution piston of installation in the vertical damper that there is damping rebounder and shock attenuation pole upper end on the shock attenuation pole simultaneously, damping spring cover is in the outside of vertical damper and shock attenuation pole simultaneously, make the second shock attenuation piece weaken the vibrations range of head rod and second connecting rod, and the damping rebounder of connecting on the shock attenuation pole, wherein damping hole through damping piston on the damping piston in the damping post receives damping force on different road conditions is different, can realize different damping hole work, thereby better shock attenuation, in addition, the upper end of shock attenuation pole is fixed with the stock solution piston of installation in the vertical damper, simultaneously stock solution piston and air chamber piston make vertical damper interior division become first stock solution chamber through the sealed gum cover that cup joints outward, second stock solution chamber and shock attenuation air chamber, thereby be convenient for the interior air storage chamber of the air storage chamber and the air guide through the inside air guide of the air guide channel of the air guide of the inside of the air guide piston of the air storage chamber of the air guide to push of the air storage piston.
The foregoing description is only an overview of the technical solutions of the present invention, and in order to make the technical means of the present invention more clearly understood, the present invention may be implemented in accordance with the content of the description, and in order to make the above and other objects, features, and advantages of the present invention more clearly understood, the following detailed description is given in conjunction with the preferred embodiments, together with the accompanying drawings.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings of the embodiments will be briefly described below.
FIG. 1 is a schematic structural view of a hybrid multi-point vehicle suspension system according to the present invention;
FIG. 2 is a schematic view of the damping rebounder of the present invention;
FIG. 3 is a schematic view of the damping column of the present invention;
FIG. 4 is a schematic structural view of a vertical damper, a damping top plate, a gas storage tube and a damping rod according to the present invention;
FIG. 5 is a schematic structural view of a vertical damper, a shock absorbing rod, a liquid storage piston and a sealing rubber sleeve in the present invention;
FIG. 6 is an enlarged schematic view of the structure at A in FIG. 5;
FIG. 7 is a schematic perspective view of a support pedestal according to the present invention;
in the figure: 1. a support pedestal; 2. a wheel axle; 3. a support shaft; 4. positioning a plate; 5. a first connecting rod; 6. a second connecting rod; 7. a lateral damper; 71. an outer sleeve; 72. an inner loop bar; 73. a compression spring; 8. a shock-absorbing connecting rod; 9. a damping rebounder; 91. an upper fixed disc; 92. a spring is externally connected; 93. a damping column; 931. a first orifice; 932. a second orifice; 933. a third orifice; 934. a fourth orifice; 935. a damping piston; 94. a lower disc; 10. a vertical damper; 101. a first reservoir chamber; 102. a second reservoir chamber; 103. a damping air chamber; 11. a damping top plate; 12. a damping spring; 13. a gas storage pipe; 14. an air guide channel; 15. a shock-absorbing rod; 16. a liquid storage piston; 17. an air chamber piston; 18. an air pipe piston; 19. a gas tube spring; 20. sealing the rubber sleeve; 21. a flow guide hole; 22. a one-way valve core; 221. a piston post; 222. a piston connecting rod; 223. a connecting rod bracket; 224. a piston spring.
Detailed Description
Other aspects, features and advantages of the present invention will become apparent from the following detailed description, taken in conjunction with the accompanying drawings, which form a part of this specification, and which illustrate, by way of example, the principles of the invention. In the referenced drawings, the same or similar components in different drawings are denoted by the same reference numerals.
As shown in fig. 1 to 7, the present invention provides a hybrid multi-point automobile shock-absorbing suspension device, which comprises a support shaft bracket 1 having two vertically arranged guide holes, a wheel axle 2 and a support shaft 3 rotatably mounted in the two guide holes of the support shaft bracket 1, and a positioning plate 4 arranged in parallel with the support shaft 3, wherein a first connecting rod 5 and a second connecting rod 6 arranged in parallel are rotatably mounted between the support shaft 3 and the positioning plate 4, and two lateral dampers 7 are arranged between the first connecting rod 5 and the positioning plate 4 and between the second connecting rod 6 and the support shaft 3 for shock absorption, wherein two ends of one lateral damper 7 are respectively rotatably mounted between the positioning plate 4 and the first connecting rod 5, two ends of the other lateral damper 7 are respectively rotatably mounted between the support shaft 3 and the second connecting rod 6, the middle parts of the first connecting rod 5 and the second connecting rod 6 are damped by a second damping member, and the two lateral dampers 7 and the second damping member form a three-point shock-absorbing module group.
In this embodiment, supporting shaft 3 and locating plate 4 through parallel arrangement, thereby be convenient for supporting shaft 3 keeps parallel with locating plate 4 when reciprocating, 2 axles and supporting shaft 3 rotate and install in two guiding holes of supporting pedestal 1 simultaneously, thereby be convenient for keep the tire and the perpendicular to ground of 2 tip installations of axle, all rotate between supporting shaft 3 and the second connecting rod 6 and between locating plate 4 and the head rod 5 simultaneously and install side direction attenuator 7, be convenient for the both ends of head rod 5 and second connecting rod 6 carry out preliminary shock attenuation through side direction attenuator 7, simultaneously the middle part of head rod 5 and second connecting rod 6 passes through the shock attenuation of second damper, make automobile shock attenuation hang and carry out both ends and middle part three-point shock attenuation, thereby automobile shock attenuation effect that automobile shock attenuation hung has been improved.
Specifically, the lateral damper 7 includes an outer sleeve 71, an inner sleeve rod 72 movably inserted into the outer sleeve 71, and a compression spring 73 for damping is sleeved outside the outer sleeve 71 and the inner sleeve rod 72, and the far ends of the outer sleeve 71 and the inner sleeve rod 72 are welded with support plates for positioning the compression spring 73. In this embodiment, the lateral damper 7 is composed of the outer sleeve 71, the inner sleeve rod 72 and the compression spring 73, and two ends of the compression spring 73 are welded to the support plates welded to the outer sleeve 71 and the inner sleeve rod 72, which are far away from the welded ends, so that when the lateral damper 7 is squeezed, the inner sleeve rod 72 moves in the outer sleeve 71, and the compression spring 73 absorbs pressure through compression, and the compression spring 73 provides a reaction force after compression, so as to reduce the vibration amplitude of the automobile shock absorption suspension.
Specifically, the second shock attenuation piece includes the shock attenuation connecting rod 8 of being connected with the rotation of first connecting rod 5 and 6 middle parts of second connecting rod, and with shock attenuation connecting rod 8's upper end welded shock attenuation pole 15, damping rebounder 9 and the gliding vertical damper 10 of axis direction that can follow shock attenuation pole 15 are installed to the upper end of shock attenuation pole 15, the shock attenuation roof 11 of welding in vertical damper 10 upper end, and shock attenuation pole 15, damping rebounder 9 and the shock attenuation spring 12 of vertical damper 10 cup joint outward, wherein shock attenuation spring 12's rigidity is changeable, and shock attenuation spring 12's upper end is fixed with shock attenuation roof 11, shock attenuation spring 12's lower extreme is connected with shock attenuation pole 15 and shock attenuation connecting rod 8 junction.
Damping rebounder 9 includes upper fixed disk 91, damping post 93, lower disc 94 and external spring 92, three damping post 93 centers on the distribution of shock attenuation pole partition on the disc, wherein it is fixed with the lower extreme of bumper shock absorber to go up fixed disk 91, the up-and-down motion of shock attenuation pole 15 does not drive upper fixed disk 91 simultaneously, and the bottom of lower disc 94 is fixed mutually with the lower extreme of damping spring 12, when damping spring 12 drove shock attenuation pole 15 and reciprocates, lower disc 94 also followed and reciprocates the shock attenuation. Wherein, a damping piston 935 and a variable cross-section damping hole arranged in the damping piston 935 are arranged in the damping column 93, and both sides of the damping piston 935 are filled with damping fluid. The damping holes are variable-diameter and unidirectional, the spring stiffness of the valve cores of the damping holes is different, when the damping force applied to the damping piston 935 moving upwards is large, the first damping hole 931 and the third damping hole 933 in the damping piston 935 work simultaneously, and when the damping piston 935 moving upwards and the damping force applied to the damping piston is small, only the first damping hole 931 works; when the damping piston 935 moves downward and receives a large damping force, the second damping hole 932 and the fourth damping hole 934 in the damping piston 935 operate simultaneously, and when the damping piston 935 moves downward and receives a small damping force, only the second damping hole 932 operates.
Be provided with stock solution piston 16 and air chamber piston 17 in the vertical damper 10, and the inside of vertical damper 10 is separated into first stock solution chamber 101, second stock solution chamber 102 and shock attenuation air chamber 103 by supreme down through stock solution piston 16 and air chamber piston 17, and the upper end and the stock solution piston 16 of shock attenuation pole 15 are fixed, and shock attenuation air chamber 103 communicates with gas receiver 13 through the air guide channel 14 that sets up in the shock attenuation roof 11, and the lower surface at the shock attenuation roof 11 both ends is welded to the upper end of gas receiver 13. The vertical damper 10 provides a gas-liquid hybrid shock absorption.
In this embodiment, through by shock attenuation connecting rod 8, damping rebounder 9, vertical damper 10, the second shock attenuation piece that damping spring 12 and shock attenuation pole 15 are constituteed, simultaneously shock attenuation connecting rod 8 rotates the middle part of installing at first connecting rod 5 and second connecting rod 6, simultaneously shock attenuation pole 15 and shock attenuation connecting rod 8's upper end welded fastening, simultaneously shock attenuation pole 15's upper end is fixed with the stock solution piston 16 of installation in the vertical damper 10, simultaneously damping spring 12 overlaps the outside at vertical damper 10 and damping rebounder 9, make the second shock attenuation piece weaken the range of vibration of first connecting rod 5 and second connecting rod 6, and the upper end of shock attenuation pole 15 is fixed with the stock solution piston 16 of installation in the vertical damper 10, simultaneously stock solution piston 16 and air chamber piston 17 make and cut apart into first stock solution chamber 101 in the vertical damper 10 through the sealed gum cover 20 of cup jointing, second stock solution chamber 102 and shock attenuation air chamber 103, thereby the liquid of depositing in being convenient for first stock solution chamber 101 and the second stock solution chamber 102 cushions the inner space of stock solution piston 16, simultaneously the air chamber passes through the tensile stock solution channel 14 and the air guide hole of the air storage chamber 13 and the interior of the air guide piston 21 of the extrusion of the interior of the air storage piston of the air storage chamber of being convenient for the second air storage chamber, thereby the air storage piston 21 of the interior of the extrusion of the air storage chamber of the air storage piston is convenient for set up the air storage piston.
Specifically, an air pipe piston 18 is arranged inside the air storage pipe 13, a sealing rubber sleeve 20 for sealing is sleeved outside the liquid storage piston 16, the air chamber piston 17 and the air pipe piston 18, an air pipe spring 19 is fixed on the lower surface of the air pipe piston 18, and the air pipe spring 19 is in contact with the inner surface of the lower end of the air storage pipe 13.
Specifically, two flow guide holes 21 for one-way flow are formed in the liquid storage piston 16, and a one-way valve core 22 is installed inside the flow guide holes 21.
Specifically, the check valve core 22 includes a piston post 221 for blocking the check valve core 22, a piston rod 222 fixed on the surface of the piston post 221, a rod support 223 installed in the pilot hole 21 for supporting the piston rod 222, and a piston spring 224 sleeved outside the piston rod 222, wherein one end of the piston spring 224 is fixed to the rod support 223, and the other end of the piston spring 224 is fixed to the piston post 221. The two diversion holes 21 are arranged in opposite directions.
The working principle and the using flow of the hybrid multi-point automobile shock absorption suspension device of the invention are described with reference to fig. 1 to 7 and the description of the structural features:
when the automobile wheel positioning device is used, the positioning plate 4 is fixed on an automobile chassis, the wheel shaft 2 is connected with an automobile wheel, and the wheel shaft is fixed on an automobile frame in a hanging mode. The positioning plate 4 is rotatably connected with the supporting shaft rod 3 through the first connecting rod 5 and the second connecting rod 6, the two lateral dampers 7 are arranged between the supporting shaft rod 3 and the second connecting rod 6 and between the positioning plate 4 and the first connecting rod 5, the shock absorption connecting rod 8 is rotatably connected with the middle parts of the first connecting rod 5 and the second connecting rod 6, when a tire arranged at the end part of the wheel shaft 2 is extruded to generate transverse and side-tipping shock, the wheel shaft 2 drives the supporting shaft rod 3 to shake through the supporting shaft bracket 1, and meanwhile, the shock absorption is buffered between the supporting shaft rod 3 and the second connecting rod 6 and between the positioning plate 4 and the first connecting rod 6 through the lateral dampers 7;
when a tire mounted at the end of a wheel axle 2 runs on a bumpy road surface and vibrates in the vertical direction, in addition to the above lateral damper 7 for damping, the middle parts of a first connecting rod 5 and a second connecting rod 6 drive a damping connecting rod 8 to move, meanwhile, the damping connecting rod 8 drives a damping rod 15, a damping rebounder 9 mounted on the damping rod 15 performs work damping, the lower disc 94 moves to drive a damping piston 935 to move in damping liquid of a damping column 93, because the bumpy road surface is subjected to large damping force, only a first damping hole 931 and a third damping hole 933 on the damping piston 935 perform damping buffering at the moment, meanwhile, the upper end of the damping rod 15 moves in a vertical damper 10, so that the damping rod 15 drives a liquid storage piston 16 to move in the vertical damper 10, at the moment, liquid in a second liquid storage cavity 102 enters a first liquid storage cavity 101 through the liquid storage piston 16, and at the same time, when the liquid passes through the liquid storage piston 16, a flow guide hole 21 formed in the surface of the liquid storage piston 16 penetrates through the liquid storage piston, the liquid extrudes a one-way valve core 22, so that the liquid flows, and simultaneously, and a damping spring 12 outside the damping rod 15 and the vertical damper 10 is compressed and deforms. Then under the combined action of the damping spring 12, the damping rebounder 9 and the vertical damper 10, the energy is gradually attenuated, and the damping reset is carried out.
While the foregoing is directed to the preferred embodiment of the present invention, other and further embodiments of the invention may be devised without departing from the basic scope thereof, and the scope thereof is determined by the claims that follow.
Claims (10)
1. The utility model provides a hybrid multiple spot position automobile shock attenuation linkage which characterized in that: the device comprises a support shaft bracket with two guide holes vertically arranged, a wheel axle and a support shaft lever which are rotatably arranged in the two guide holes of the support shaft bracket, and a positioning plate arranged in parallel with the support shaft lever;
a first connecting rod and a second connecting rod which are arranged in parallel are rotatably mounted between the supporting shaft rod and the positioning plate, lateral dampers are rotatably connected between the first connecting rod and the positioning plate and between the second connecting rod and the supporting shaft rod, second damping pieces are connected to the middles of the first connecting rod and the second connecting rod, and the two lateral dampers and the second damping pieces form a three-point damping module;
the second shock absorption piece comprises a shock absorption connecting rod which is rotatably connected with the middle parts of the first connecting rod and the second connecting rod, a shock absorption rod is welded at the upper end of the shock absorption connecting rod, a damping rebounder and a vertical damper which slides along the axis direction of the shock absorption rod are installed at the upper end of the shock absorption rod, and a shock absorption top plate is fixed at the upper end of the vertical damper; damping springback ware and vertical attenuator overcoat have connect damping spring, and damping spring's upper end with it is fixed to shock attenuation roof, damping spring's lower extreme with shock attenuation pole and shock attenuation connecting rod junction are connected.
2. A hybrid multi-point vehicle suspension as recited in claim 1, wherein said lateral damper comprises an outer sleeve, an inner rod movably inserted into said outer sleeve, and a compression spring sleeved outside said outer sleeve and said inner rod for absorbing shock.
3. A hybrid multipoint vehicle shock absorbing suspension as set forth in claim 1 wherein said rebound damper comprises an upper mounting disc, a lower disc and three damping posts equally spaced on the disc about the shock rod.
4. The hybrid multipoint automobile shock absorption suspension device as claimed in claim 1, wherein a liquid storage piston and an air chamber piston are arranged in the vertical damper, the interior of the vertical damper is divided into a first liquid storage cavity, a second liquid storage cavity and a shock absorption air chamber from bottom to top by the liquid storage piston and the air chamber piston, and the upper end of the shock absorption rod is fixed with the liquid storage piston.
5. The hybrid multi-point automotive suspension device as claimed in claim 4, wherein said damping air chamber is communicated with an air receiver through an air guide passage provided in said damping top plate, and an upper end of the air receiver is welded to lower surfaces of both ends of said damping top plate.
6. The hybrid multipoint automobile shock absorption suspension device as claimed in claim 5, wherein an air pipe piston is arranged inside the air storage pipe, and sealing rubber sleeves for sealing are sleeved outside the liquid storage piston, the air chamber piston and the air pipe piston; and an air pipe spring is fixed on the lower surface of the air pipe piston and is in contact with the inner surface of the lower end of the air storage pipe.
7. A hybrid multipoint position automobile shock absorption suspension device as claimed in claim 4, wherein two flow guiding holes for one-way flow are formed in the liquid storage piston, a one-way valve core is installed inside the flow guiding holes, and the two flow guiding holes are arranged in opposite directions.
8. The hybrid multi-point automobile shock absorption suspension device as claimed in claim 7, wherein the check valve core comprises a piston post for plugging the check valve core and a piston rod fixed on the surface of the piston post, a rod support for supporting the piston rod is installed in the flow guide hole, a piston spring is sleeved outside the piston rod, one end of the piston spring is fixed with the rod support, and the other end of the piston spring is fixed with the piston post.
9. A hybrid multi-point automotive suspension as claimed in claim 3, wherein said damping cylinder is provided with a damping piston therein and a variable cross-section damping hole provided in said damping piston, both sides of said damping piston being filled with a damping fluid.
10. The hybrid multipoint automobile shock absorption suspension device as claimed in claim 9, wherein when the damping piston moves upwards and is subjected to a large damping force, the first damping hole and the third damping hole in the damping piston work simultaneously, and when the damping piston moves upwards and is subjected to a small damping force, only the first damping hole works; when the damping piston moves downwards and the received damping force is large, the second damping hole and the fourth damping hole in the damping piston work simultaneously, and when the damping piston moves downwards and the received damping force is small, only the second damping hole works.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210963776.8A CN115320304B (en) | 2022-08-11 | 2022-08-11 | Hybrid multi-point-position automobile damping suspension device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210963776.8A CN115320304B (en) | 2022-08-11 | 2022-08-11 | Hybrid multi-point-position automobile damping suspension device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN115320304A true CN115320304A (en) | 2022-11-11 |
| CN115320304B CN115320304B (en) | 2024-05-24 |
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Family Applications (1)
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| CN202210963776.8A Active CN115320304B (en) | 2022-08-11 | 2022-08-11 | Hybrid multi-point-position automobile damping suspension device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117227385A (en) * | 2023-11-15 | 2023-12-15 | 无锡市正隆祥机械制造有限公司 | Automobile damping pull rod support |
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| CN117227385A (en) * | 2023-11-15 | 2023-12-15 | 无锡市正隆祥机械制造有限公司 | Automobile damping pull rod support |
| CN117227385B (en) * | 2023-11-15 | 2024-02-20 | 无锡市正隆祥机械制造有限公司 | Automobile damping pull rod support |
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| CN115320304B (en) | 2024-05-24 |
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