CN209943408U

CN209943408U - Vehicle-mounted balance shock-absorbing system

Info

Publication number: CN209943408U
Application number: CN201920487063.2U
Authority: CN
Inventors: 邓亚杰; 邓文通
Original assignee: Henan Bangqijie Technology Co Ltd
Current assignee: Henan Bangqijie Technology Co Ltd
Priority date: 2019-04-11
Filing date: 2019-04-11
Publication date: 2020-01-14
Anticipated expiration: 2029-04-11

Abstract

The utility model belongs to the technical field of automobile shock absorption, in particular to a vehicle-mounted balance shock absorption system, which comprises four shock absorbers, wherein the four shock absorbers are respectively a first shock absorber and a second shock absorber which are arranged at the front side wheel, and a third shock absorber and a fourth shock absorber which are arranged at the rear wheel, an upper oil nozzle and a lower oil nozzle are arranged on each shock absorber, a pipeline connecting device is arranged between the four shock absorbers, and the upper oil nozzle and the lower oil nozzle of the four shock absorbers are fixedly communicated with the pipeline connecting device; the utility model discloses go up the setting of glib talker, first connecting pipe, second connecting pipe, third connecting pipe and fourth connecting pipe down, when the car through protruding or sunken road surface, the shock absorber of other position departments can be transmitted to the impact force that protruding or sunken department wheel department corresponds the shock absorber and receives, can make the car alleviate greatly at the degree of jolting of the in-process of traveling to make the equilibrium stability of automobile body stronger.

Description

Vehicle-mounted balance shock-absorbing system

Technical Field

The utility model belongs to the technical field of the automobile shock attenuation, concretely relates to on-vehicle balanced shock absorber system.

Background

On one hand, the shock absorber on the automobile increases damping force in the process of stretching movement and is used for restraining the shock generated when the spring absorbs shock and rebounds and the impact from the road surface, when the shock absorber passes through the uneven road surface, although the shock absorbing spring can filter partial shock of the road surface, the spring can still do reciprocating movement, and the shock absorber is used for restraining the bouncing activity of the spring.

The car only keeps the parallel running to guarantee that the carriage is steady at the in-process of traveling, and it is comfortable to drive, when the car through protruding or sunken road surface, generally play buffering shock attenuation effect for the single bumper shock absorber of relevant position among the current automobile shock mitigation system, according to adopting the difference of structure to alleviate partly phenomenon of jolting, nevertheless the shock attenuation effect is relatively poor to make the car in the production of the in-process problem of jolting of traveling, and then the travelling comfort that can make people take is very poor.

Disclosure of Invention

To solve the problems set forth in the background art described above. The utility model provides an on-vehicle balanced shock absorber system has the car of alleviating that can very big degree jolts, keeps the balanced characteristics of automobile body.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a vehicle-mounted balance shock absorption system, includes four bumper shock absorbers, and four bumper shock absorbers are respectively for installing first bumper shock absorber, the second bumper shock absorber of front side wheel department and installing third bumper shock absorber and the fourth bumper shock absorber of rear wheel department, all are provided with glib talker and glib talker down on every bumper shock absorber, are provided with pipe connection device between four bumper shock absorbers, and the glib talker that oils and glib talker down of four bumper shock absorbers all with the fixed intercommunication of pipe connection device.

Preferably, each shock absorber comprises a supporting base and a cylinder barrel, the supporting base is in threaded connection with the cylinder barrel, air holes are formed in the supporting base, a piston rod is arranged inside the cylinder barrel, a guide oil seal cover and an oil seal are fixedly connected to the upper end and the lower end of the cylinder barrel, a piston is fixedly connected to the piston rod, the bottom end of the piston rod penetrates through the cylinder barrel and is located in the supporting base, an auxiliary spring is arranged on each shock absorber in a matched mode, the auxiliary spring is sleeved on the piston rod, the bottom end of the auxiliary spring is arranged at the top of the cylinder barrel, and the top end of the auxiliary spring is arranged at the top end of the piston rod.

Preferably, the pipeline connecting device comprises a first connecting pipe, a second connecting pipe, a third connecting pipe and a fourth connecting pipe, wherein two ends of the first connecting pipe are respectively fixedly connected with an upper oil nozzle of the first shock absorber and an upper oil nozzle of the third shock absorber, two ends of the second connecting pipe are respectively fixedly connected with a lower oil nozzle of the first shock absorber and a lower oil nozzle of the third shock absorber, two ends of the third connecting pipe are respectively fixedly connected with an upper oil nozzle of the second shock absorber and an upper oil nozzle of the fourth shock absorber, and two ends of the fourth connecting pipe are respectively fixedly connected with a lower oil nozzle of the second shock absorber and a lower oil nozzle of the fourth shock absorber.

Preferably, a first two-way pump is further arranged at the pipeline connecting device, a first electromagnetic three-way valve and a second electromagnetic three-way valve are respectively connected to the liquid inlet and the liquid outlet of the first two-way pump, the first electromagnetic three-way valve is respectively fixedly communicated with the first connecting pipe and the third connecting pipe through a first conduit and a third conduit, and the second electromagnetic three-way valve is respectively fixedly communicated with the second connecting pipe and the fourth connecting pipe through a second conduit and a fourth conduit.

Preferably, the pipe connecting device comprises four fifth connecting pipes and four sixth connecting pipes, wherein the outer ends, relative to the fifth connecting pipes, are respectively connected with the upper oil nozzles of the first shock absorber, the second shock absorber, the third shock absorber and the fourth shock absorber, the inner ends, relative to the fifth connecting pipes, are mutually communicated, the outer ends, relative to the sixth connecting pipes, are respectively connected with the lower oil nozzles of the first shock absorber, the second shock absorber, the third shock absorber and the fourth shock absorber, and the inner ends, relative to the sixth connecting pipes, are mutually communicated.

Preferably, a second bidirectional pump is further arranged at the pipeline connecting device, and a liquid inlet and a liquid outlet of the second bidirectional pump are respectively connected with the communication positions of the four fifth connecting pipes and the communication positions of the four sixth connecting pipes.

Preferably, a sealing ring is provided on the piston.

Preferably, the upper oil nozzle and the lower oil nozzle are respectively arranged at the upper end and the lower end of the cylinder barrel.

Compared with the prior art, the beneficial effects of the utility model are that:

the utility model discloses go up the glib talker, down glib talker, first connecting pipe, the second connecting pipe, the setting of third connecting pipe and fourth connecting pipe, take first bumper shock absorber, the third bumper shock absorber, first connecting pipe and third connecting pipe as the example, under the steady state driving condition first connecting pipe and first bumper shock absorber, the pressure of the interior position department of glib talker cylinder is the same on the third bumper shock absorber, the pressure of the interior position department of second connecting pipe and first bumper shock absorber, third bumper shock absorber lower glib talker cylinder is the same, suppose when the car passes through protruding or sunken road surface, the impact force that the impact force or weightlessness that the bumper shock absorber that protruding or sunken wheel corresponds to received can transmit last glib talker or glib talker of its diagonal angle position department bumper shock absorber, the setting of fifth connecting pipe and sixth connecting pipe, when the car passes through protruding or sunken road surface, the impact force or the tension that the bumper shock absorber that protruding or sunken wheel correspond to received can be shared by remaining three bumper shock absorbers altogether, the two pipeline connection modes can greatly reduce the bumping degree of the automobile in the driving process, the balance stability of the automobile body is stronger, and the arrangement of the first bidirectional pump, the first electromagnetic three-way valve, the second electromagnetic three-way valve, the first conduit, the second conduit, the third conduit and the fourth conduit can facilitate the adjustment of the height of the chassis of the automobile body according to the actual driving condition of the automobile.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

fig. 1 is a schematic structural diagram of embodiment 1 of the present invention;

FIG. 2 is a schematic structural view of the shock absorber of the present invention;

fig. 3 is a schematic structural diagram of embodiment 2 of the present invention;

in the figure: 1 a first damper, 2 a second damper, 3 a third damper, 4 a fourth damper, 5 an auxiliary spring, 6 an oil feeding nozzle, 7 a oil feeding nozzle, 81 a support base, 82 a cylinder, 83 a piston rod, 84 a guide oil cover, 85 an oil seal, 86 a piston, 87 a seal ring, 911 a first connecting pipe, 912 a second connecting pipe, 913 a third connecting pipe, 914 a fourth connecting pipe, 915 a first two-way pump, 916 a first electromagnetic three-way valve, 917 a second electromagnetic three-way valve, 918 a first conduit, 919 a second conduit, 920 a third conduit, 921 a fourth conduit, 931 a fifth connecting pipe, 932 a sixth connecting pipe, 933 a second two-way pump.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, rather than all embodiments, and all other embodiments obtained by a person of ordinary skill in the art without creative work belong to the protection scope of the present invention based on the embodiments of the present invention.

Example 1

Referring to fig. 1-2, the present invention provides the following technical solutions: the utility model provides an on-vehicle balanced shock absorber system, including four bumper shock absorbers and with the auxiliary spring 5 that every bumper shock absorber cooperation was used, four bumper shock absorbers are the first bumper shock absorber 1 of installation in front side wheel department respectively, second bumper shock absorber 2 and install third bumper shock absorber 3 and the fourth bumper shock absorber 4 in rear wheel department, all be provided with glib talker 6 and glib talker 7 down on every bumper shock absorber, be provided with the pipe connection device between four bumper shock absorbers, and the glib talker 6 that oils and glib 7 down of four bumper shock absorbers all communicate with the pipe connection device is fixed, the equal fixed connection in axletree department in bottom of every bumper shock absorber, the top of every bumper shock absorber all with automobile body fixed connection.

Specifically, each shock absorber comprises a supporting base 81 and a cylinder 82, the supporting base 81 is in threaded connection with the cylinder 82, air holes are formed in the supporting base 81, the arrangement of the air holes is convenient for the bottom end of a piston rod 83 to move up and down in the supporting base 81, the piston rod 83 is arranged in the cylinder 82, a guide oil seal cover 84 and an oil seal 85 are fixedly connected to the upper end and the lower end of the cylinder 82, a piston 86 is fixedly connected to the piston rod 83, the bottom end of the piston rod 83 penetrates through the cylinder 82 and is positioned in the supporting base 81, oil is filled in the cylinder 82, the cross section areas of the upper body and the lower body of the cylinder 82 are equal, so that the oil inlet amount and the oil outlet amount when the piston 86 moves up and down in the cylinder 82 are the same, and after two or four shock absorbers are connected through a pipeline, the upper and lower moving strokes under the condition that the, all cooperate to use on every bumper shock absorber to have auxiliary spring 5, auxiliary spring 5 cover is established on piston rod 83, auxiliary spring 5's bottom sets up the top at cylinder 82, auxiliary spring 5's top sets up the top at piston rod 83, auxiliary spring 5 can play buffering impact force on the one hand, can receive the extrusion in the bumper shock absorber in addition and can rebound rapidly, direction oil blanket 84 and oil blanket 85's setting, can guarantee that fluid can not leak outward from cylinder 82's both ends in cylinder 82, make its leakproofness stronger, support base 81 and cylinder 82 threaded connection through setting up, and make the bottom of piston rod 83 pass cylinder 82 can be in supporting base 81 reciprocating motion, shock-absorbing structure is more firm for one-way play axle, the fault rate is lower, be convenient for the maintenance etc. in later stage simultaneously.

Specifically, a sealing ring 87 is arranged on the piston 86, and the arrangement of the sealing ring 87 can enable the piston 86 to have a better effect of driving oil to circulate in the process of moving up and down in the cylinder 82, and enable the upper body part and the lower body part of the cylinder 82 to form a partition layer split body, so that the damping performance is stronger.

Specifically, the upper oil nipple 6 and the lower oil nipple 7 are provided at the upper and lower ends of the cylinder 82, respectively.

Specifically, the pipeline connecting device comprises a first connecting pipe 911, a second connecting pipe 912, a third connecting pipe 913 and a fourth connecting pipe 914, two ends of the first connecting pipe 911 are respectively and fixedly connected with an upper oil nozzle 6 of the first shock absorber 1 and an upper oil nozzle 6 of the third shock absorber 3, two ends of the second connecting pipe 912 are respectively and fixedly connected with a lower oil nozzle 7 of the first shock absorber 1 and a lower oil nozzle 7 of the third shock absorber 3, two ends of the third connecting pipe 913 are respectively and fixedly connected with an upper oil nozzle 6 of the second shock absorber 2 and an upper oil nozzle 6 of the fourth shock absorber 4, and two ends of the fourth connecting pipe 914 are respectively and fixedly connected with a lower oil nozzle 7 of the second shock absorber 2 and a lower oil nozzle 7 of the fourth shock absorber 4.

Go up glib 6, glib 7 down, first connecting pipe 911, second connecting pipe 912, third connecting pipe 913 and fourth connecting pipe 914's setting, when the car passes through protruding or sunken road surface, the shock absorber of its diagonal angle department can be transmitted to the impact force that the shock absorber that protruding or sunken department wheel corresponds received to make the degree of jolting of car driving in-process alleviate greatly, and make the balanced stability of automobile body stronger.

Specifically, a first bidirectional pump 915 is further disposed at the pipe connection device, a first electromagnetic three-way valve 916 and a second electromagnetic three-way valve 917 are respectively connected to the liquid inlet and the liquid outlet of the first bidirectional pump 915, the first electromagnetic three-way valve 916 is fixedly communicated with the first connection pipe 911 and the third connection pipe 913 through a first conduit 918 and a third conduit 920, and the second electromagnetic three-way valve 917 is fixedly communicated with the second connection pipe 912 and the fourth connection pipe 914 through a second conduit 919 and a fourth conduit 921.

The arrangement of the first bidirectional pump 915, the first electromagnetic three-way valve 916, the second electromagnetic three-way valve 917, the first conduit 918, the second conduit 919, the third conduit 920 and the fourth conduit 921 facilitates the adjustment of the vehicle body chassis height according to the actual driving conditions of the vehicle.

The utility model discloses a theory of operation and use flow: the utility model discloses when using, first electromagnetism three-way valve 916 and second electromagnetism three-way valve 917 all are in the closure state, assume when the wheel of first bumper shock absorber 1 department is through the protrusion, the cylinder 82 of first bumper shock absorber 1 can be along with the top impact force of wheel upwards remove, piston 86 in first bumper shock absorber 1 can produce the displacement of following the direction relatively cylinder 82 this moment, first bumper shock absorber 1 shortens, the pressure increase of the lower part of the body position of first bumper shock absorber 1 piston 86 this moment and be greater than the pressure of the lower part of the body position of diagonal third bumper shock absorber 3 piston 86, can extrude the fluid in the lower part of the body position of first bumper shock absorber 1 and get into the interior extrusion piston 86 of the lower part of the body position of third bumper shock absorber 3 and upwards move through the lower glib 7 of first bumper shock absorber 1, second connecting pipe 912 and the lower glib 7 of third bumper shock absorber 3, third bumper shock absorber 3 extends, piston 86 in the third bumper shock absorber 3 can extrude the fluid and pass through the upper glib 6 of third bumper shock absorber 3, The first connecting pipe 911 and the upper oil nozzle 6 of the first shock absorber 1 enter the upper body of the cylinder 82 of the first shock absorber 1, so that an oil circuit circulation is formed, the problem that the vehicle body is lifted by impact force at the position of the vehicle body of the first shock absorber 1 is solved, pressure is passively generated at the position of the vehicle body of the third shock absorber 3, the third shock absorber 3 is shortened, the impact lift force of the vehicle body lifted by the first shock absorber 1 and the pressure passively born by the diagonal third shock absorber 3 are offset as transfer, and the vehicle body can stably run; assuming that when the first shock absorber 1 passes through a sunken pavement, due to the weightlessness of wheels, the pressure of the lower body of the cylinder 82 of the first shock absorber 1 is lower than the pressure of the lower body of the cylinder 82 of the third shock absorber 3, the oil of the lower body of the cylinder 82 of the first shock absorber 1 is rapidly supplemented with the oil of the lower body of the cylinder 82 of the third shock absorber 3 and extrudes the piston 86, the piston rod 83 of the third shock absorber 3 at the diagonal position of the first shock absorber 1 drives the piston 86 to move downwards under the action of the gravity of the vehicle body, at the moment, the third shock absorber 3 shortens, and further extrudes the oil in the lower body of the third shock absorber 3 to enter the lower body of the cylinder 82 of the first shock absorber 1 through the lower nozzle 7 of the third shock absorber 3, the second connecting pipe 912 and the lower nozzle 7 of the first shock absorber 1, further extrudes the piston 86 in the first shock absorber 1 to move upwards, and extrudes the oil in the upper body of the first shock absorber 1 to pass through the, The first connecting pipe 911 and the upper oil nozzle 6 of the third shock absorber 3 are communicated to the upper body of the cylinder 82 of the third shock absorber 3, so that an oil circuit circulation is formed, and the weight loss downward pressure of the vehicle body at the position of the first shock absorber 1 is reached, so that the lifting force generated at the position of the vehicle body of the third shock absorber 3 is jointly borne and completed by the extension of the first shock absorber 1 and the shortening of the third shock absorber 3, and thus the wheels at the position of the first shock absorber 1 are driven to move downwards, and the vehicle body is ensured to pass stably; after the first three-way solenoid valve 916 and the second three-way solenoid valve 917 are opened by the control switch, when the first bidirectional pump 915 is operated in the forward direction by the control switch, the oil at the lower ends of the four damper cylinders 82 can be sequentially conveyed to the upper ends of the four dampers through the second connecting pipe 912, the fourth connecting pipe 914, the second guide pipe 919, the fourth guide pipe 921, the first bidirectional pump 915, the first guide pipe 918, the third guide pipe 920, the first connecting pipe 911 and the third connecting pipe, at this time, the piston rods 83 of the first damper 1, the second damper 2, the third damper 3 and the fourth damper 4 can simultaneously move downward, the first damper 1, the second damper 2, the third damper 3 and the fourth damper 4 can simultaneously shorten and drive the height of the vehicle body to decrease, and similarly, when the first bidirectional pump 915 is operated in the reverse direction by the control switch, the first damper 1, the second damper 3, and the fourth damper can simultaneously shorten, The piston rod 83 of the second shock absorber 2, the third shock absorber 3 and the fourth shock absorber 4 can move upwards at the same time, the first shock absorber 1, the second shock absorber 2, the third shock absorber 3 and the fourth shock absorber 4 can extend at the same time, and the height of the vehicle body is driven to rise, so that the distance between the chassis of the vehicle body and the ground can be conveniently adjusted by people according to the actual driving road condition, and similarly, the working principle of the wheels at the positions of the second shock absorber, the third shock absorber and the fourth shock absorber is the same when the wheels meet the same road condition.

Example 2

Referring to fig. 3, a vehicle-mounted balance shock absorbing system of the present embodiment has a structure substantially the same as that of the vehicle-mounted balance shock absorbing system of embodiment 1, and the difference is that the pipe connecting device has a different structure, specifically, the pipe connecting device includes four fifth connecting pipes 931 and four sixth connecting pipes 932, the outer ends of the four fifth connecting pipes 931 are respectively connected to the upper nipples 6 of the first shock absorber 1, the second shock absorber 2, the third shock absorber 3, and the fourth shock absorber 4, the inner ends of the four fifth connecting pipes 931 are mutually communicated, the outer ends of the four sixth connecting pipes 932 are respectively connected to the lower nipples 7 of the first shock absorber 1, the second shock absorber 2, the third shock absorber 3, and the fourth shock absorber 4, and the inner ends of the four sixth connecting pipes 932 are mutually communicated.

The fifth connecting pipe 931 and the sixth connecting pipe 932 are arranged such that, when the vehicle passes through a convex or concave road surface, the impact force or the tension force applied to the shock absorbers corresponding to the wheels at the convex or concave positions is transferred and shared by the remaining three shock absorbers, so that the degree of jolt of the vehicle during the driving process is greatly reduced, and the balance stability of the vehicle body is stronger.

Assuming that when the wheel at the position of the first shock absorber 1 encounters a bump, the wheel will drive the cylinder 82 of the first shock absorber 1 to move upward, and due to the inertia factor of the impact force, the piston rod 83 and the piston 86 of the first shock absorber 1 will displace downward relative to the cylinder 82, and then will squeeze the oil in the lower body of the cylinder 82 of the first shock absorber 1 to enter the lower bodies of the second shock absorber 2, the third shock absorber 3 and the fourth shock absorber 4 through the lower oil nipple 7 of the second shock absorber 2, the lower oil nipple 7 of the third shock absorber 3 and the lower oil nipple 7 of the fourth shock absorber 4 and squeeze the piston 86 through the lower oil nipple 7 and the sixth connecting pipe 932, respectively, and then will cause the piston rod 83 of the second shock absorber 2, the third shock absorber 3 and the fourth shock absorber 4 to displace upward and squeeze the oil in the upper body of the cylinder 82 of the second shock absorber 2, the third shock absorber 3 and the fourth shock absorber 4 through the upper oil nipple 6 of the respective shock absorber, The fifth connecting pipe 931 and the upper oil nozzle 6 of the first shock absorber 1 enter the upper body of the cylinder 82 of the first shock absorber 1, meanwhile, the second shock absorber 2, the third shock absorber 3 and the fourth shock absorber 4 extend, the first shock absorber 1 shortens, and an oil circulation is formed, at the moment, the lifting force of the first shock absorber 1 which impacts and lifts the carriage is simultaneously distributed and offset with the rebound pressure generated by the lifting force of the second shock absorber 2, the third shock absorber 3 and the fourth shock absorber 4 which impacts and lifts the carriage by the first shock absorber 1, so that the stability of the vehicle body in the running process is better; assuming that when the first shock absorber 1 passes through the recessed road surface, due to the wheel weightlessness, the lower chamber pressure of the cylinder 82 of the first shock absorber 1 is reduced and smaller than that of the second shock absorber 2, the third shock absorber 3 and the fourth shock absorber 4, the piston rod 83 of the second shock absorber 2, the third shock absorber 3 and the fourth shock absorber 4 moves downward by the compression piston 86 under the action of the body gravity, at this time, the second shock absorber 2, the third shock absorber 3 and the fourth shock absorber 4 are shortened, and the oil of the lower body of the second shock absorber 2, the third shock absorber 3 and the fourth shock absorber 4 is pressed to enter the lower body of the cylinder 82 of the first shock absorber 1 through the second shock absorber 2, the third shock absorber 3 and the lower nozzle 7 of the fourth shock absorber 4, the second connection pipe 912 and the lower nozzle 7 of the first shock absorber 1, and the piston 86 in the first shock absorber 1 is pressed to move upward, thereby forming an oil circuit, and at this moment, the first shock absorber 1 can extend, so that the wheels at the position are driven to move downwards, the weight loss downward pressure of the vehicle body at the position of the first shock absorber 1 is reached, and the lifting force generated at the positions of the vehicle body of the second shock absorber 2, the third shock absorber 3 and the fourth shock absorber 4 is jointly completed by the extension of the first shock absorber 1 and the shortening of the second shock absorber 2, the third shock absorber 3 and the fourth shock absorber 4, so that the vehicle body can stably pass through.

Specifically, a second bidirectional pump 933 is further provided at the pipe connection device, the liquid inlet and outlet of the second bidirectional pump 933 are respectively connected with the communication position of four fifth connection pipes 931 and the communication position of four sixth connection pipes 932, the second bidirectional pump 933 is provided in a normally closed state, when the second bidirectional pump 933 is operated in a forward direction by a control switch, oil liquid at the lower ends of the four damper cylinders 82 can be delivered to the upper ends of the four damper cylinders 82 through the four sixth connection pipes 932, the second bidirectional pump 933 and the four fifth connection pipes 931, so that the piston rod 83 can be driven to move downwards, the height of the vehicle body can be reduced, when the second bidirectional pump 933 is operated in a reverse direction by the control switch, oil liquid at the upper ends of the four damper cylinders 82 can be delivered to the lower ends of the four damper cylinders 82 through the four fifth connection pipes 931, the second bidirectional pump 933 and the four sixth connection pipes 932, and then can drive piston rod 83 upward movement, can make the height of automobile body rise, therefore the setting of second two-way pump 933 can be convenient for people according to the road conditions regulation automobile body chassis of actually going distance between ground, facilitate the use.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications, equivalents, and improvements made in the foregoing embodiments may be made without departing from the spirit and scope of the present invention.

Claims

1. The utility model provides an on-vehicle balanced shock absorber system, includes four bumper shock absorbers, and four bumper shock absorbers are first bumper shock absorber (1), second bumper shock absorber (2) and third bumper shock absorber (3) and fourth bumper shock absorber (4) of installation in rear wheel department of installation in front wheel department respectively, its characterized in that: an upper oil nozzle (6) and a lower oil nozzle (7) are arranged on each shock absorber, a pipeline connecting device is arranged among the four shock absorbers, and the upper oil nozzles (6) and the lower oil nozzles (7) of the four shock absorbers are fixedly communicated with the pipeline connecting device.

2. The vehicle-mounted balancing shock absorbing system according to claim 1, wherein: each shock absorber comprises a supporting base (81), a cylinder barrel (82) and an auxiliary spring (5), the supporting base (81) is in threaded connection with the cylinder barrel (82), the supporting base (81) is provided with an air hole, the cylinder barrel (82) is internally provided with a piston rod (83), the upper end and the lower end of the cylinder barrel (82) are fixedly connected with a guide oil seal cover (84) and an oil seal (85), a piston (86) is fixedly connected on the piston rod (83), the bottom end of the piston rod (83) passes through the cylinder barrel (82) and is positioned in the supporting base (81), the auxiliary spring (5) is sleeved on the piston rod (83), each shock absorber is provided with an auxiliary spring (5) in a matching way, the bottom end of the auxiliary spring (5) is arranged at the top of the cylinder barrel (82), the top end of the auxiliary spring (5) is arranged at the top end of the piston rod (83).

3. The vehicle-mounted balancing shock absorbing system according to claim 1, wherein: the pipeline connecting device comprises a first connecting pipe (911), a second connecting pipe (912), a third connecting pipe (913) and a fourth connecting pipe (914), wherein two ends of the first connecting pipe (911) are respectively fixedly connected with an upper oil nozzle (6) of a first shock absorber (1) and an upper oil nozzle (6) of a third shock absorber (3), two ends of the second connecting pipe (912) are respectively fixedly connected with a lower oil nozzle (7) of the first shock absorber (1) and a lower oil nozzle (7) of the third shock absorber (3), two ends of the third connecting pipe (913) are respectively fixedly connected with an upper oil nozzle (6) of a second shock absorber (2) and an upper oil nozzle (6) of the fourth shock absorber (4), and two ends of the fourth connecting pipe (914) are respectively fixedly connected with a lower oil nozzle (7) of the second shock absorber (2) and a lower oil nozzle (7) of the fourth shock absorber (4).

4. The vehicle-mounted balancing and shock absorbing system according to claim 3, wherein: the pipeline connecting device is further provided with a first bidirectional pump (915), a first electromagnetic three-way valve (916) and a second electromagnetic three-way valve (917) are connected to a liquid inlet and a liquid outlet of the first bidirectional pump (915) respectively, the first electromagnetic three-way valve (916) is fixedly communicated with a first connecting pipe (911) and a third connecting pipe (913) through a first guide pipe (918) and a third guide pipe (920) respectively, and the second electromagnetic three-way valve (917) is fixedly communicated with a second connecting pipe (912) and a fourth connecting pipe (914) through a second guide pipe (919) and a fourth guide pipe (921) respectively.

5. The vehicle-mounted balancing shock absorbing system according to claim 1, wherein: the pipeline connecting device comprises four fifth connecting pipes (931) and four sixth connecting pipes (932), wherein the outer ends, opposite to the fifth connecting pipes (931), are connected with the upper oil nozzles (6) of the first shock absorber (1), the second shock absorber (2), the third shock absorber (3) and the fourth shock absorber (4) respectively, the inner ends, opposite to the fifth connecting pipes (931), are communicated with each other, the outer ends, opposite to the sixth connecting pipes (932), are connected with the lower oil nozzles (7) of the first shock absorber (1), the second shock absorber (2), the third shock absorber (3) and the fourth shock absorber (4) respectively, and the inner ends, opposite to the sixth connecting pipes (932), are communicated with each other.

6. The vehicle-mounted balance shock absorbing system according to claim 5, wherein: and a second bidirectional pump (933) is further arranged at the pipeline connecting device, and the liquid inlet and outlet of the second bidirectional pump (933) are respectively connected with the communication positions of the four fifth connecting pipes (931) and the communication positions of the four sixth connecting pipes (932).

7. The vehicle-mounted balancing and shock absorbing system according to claim 2, wherein: a seal ring (87) is provided on the piston (86).

8. The vehicle-mounted balancing and shock absorbing system according to claim 2, wherein: the upper oil nozzle (6) and the lower oil nozzle (7) are respectively arranged at the upper end and the lower end of the cylinder barrel (82).