CN206953911U - Suspension device for vehicle and the vehicle for including it - Google Patents

Abstract

The utility model provides a kind of suspension device for vehicle and includes its vehicle, wherein vehicle includes vehicle body and at least one pair of wheel being arranged at below vehicle body, suspension device for vehicle is corresponding with a wheel, suspension device for vehicle includes pendulum spring structure, and pendulum spring structure setting is in the top of corresponding wheel；Suspension holdfast, the first summit of suspension holdfast are connected to the other end of pendulum spring structure, and the second summit is connected to corresponding wheel；And base bearing, it is connected between suspension holdfast and vehicle body.The utility model adds the spacing between two suspension arrangements in left and right, improves suspension behavior by the way that suspension arrangement to be arranged on to the surface of wheel, while reduces vehicle overall height of C.G. in itself, so as to improve vehicle driving stability degree；The spacing between left and right wheelses is increased, eliminates axletree, vehicle car bottom plate heights can be greatly reduced, or even ground proximity is set, and so as to increase vehicle storage space, improve space availability ratio.

Description

Suspension device for vehicle and the vehicle for including it

Technical field

Art of vehicle suspension field is the utility model is related to, more particularly to one kind improves suspension behavior and lifts vehicle traveling The suspension device for vehicle of stability and the vehicle for including it.

Background technology

Suspension device for vehicle refers to a kind of power transmission support structure between vehicle body and wheel, and the function having is mainly Vehicle body is supported, buffers the impulsive force that vehicle frame or vehicle body are transmitted to by uneven road surface, and the thus caused vibration that decays, taken with improving Sensation, and ensure that automobile can be travelled smoothly.

As shown in figure 1, to use a kind of structural representation of the vehicle of suspension device for vehicle in the prior art, there is shown with The suspension device for vehicle 101 that is set between the vehicle body of vehicle 104 and the axletree 1049.Set between the wheel 1041 of left and right two Axletree 1049 is equipped with, and the one end of the suspension device for vehicle 101 is connected on the axletree 1049, the other end is connected to vehicle body On, the wheel 1041 and vehicle body are connected by the suspension device for vehicle 101 and axletree 1049, and in the wheel 1041 Power and moment of torsion are transmitted between vehicle body.

From figure 1 it appears that using this kind of structure, on the one hand, in order to connect suspension device for vehicle 101 and wheel 1041 between the wheel 1041 of left and right two, it is necessary to set very long axletree 1049, while suspension device for vehicle 101 Setting occupies the much room between two wheels 1041 in left and right, the presence limitation of axletree 1049 and suspension device for vehicle 101 The height of the bottom plate of vehicle car 1044, so that vehicle's center of gravity 1045 can be maintained at a higher height, for vehicle Stability have a great impact.On the other hand, when the suspension device for vehicle is applied on lorry or trailer, vehicle car 1044 use as cargo hold, due to the limitation of axletree 1049 and suspension arrangement 101, cause height of hold to be not provided with very It is high.Meanwhile in order to meet the limitation in relevant laws and regulations or standard to height of car so that the global storage space of cargo hold is relatively Small, cargo dead-weight is smaller.When by such vehicle application into cargo transport, less transport power can bring the increase of transport number, So as to bring the increase of cost of transportation.

Utility model content

For the problems of the prior art, the purpose of this utility model is to provide a kind of suspension device for vehicle and including it Vehicle, improve suspension behavior, vehicle overall height of C.G. in itself reduced, so as to lift vehicle driving stability degree；Increase car Storage space, improve space availability ratio.

The utility model embodiment provides a kind of suspension device for vehicle, and the vehicle includes vehicle body and is arranged at the vehicle body At least one pair of wheel of lower section, it is characterised in that the suspension device for vehicle is corresponding with a wheel, the vehicle hanging Device includes：

Pendulum spring structure, the pendulum spring structure setting is in the top of corresponding wheel, the pendulum spring knot One end of structure is connected to the vehicle body, and the length between the both ends of the pendulum spring structure occurs in the case where setting jacking conditions Change；

Suspension holdfast, the suspension holdfast are the triangular supports being made up of first support arm, second support arm and the 3rd support arm, First summit of the suspension holdfast is connected to the other end of the pendulum spring structure, and the second summit of the suspension holdfast leads to Cross a short axle to be inserted in corresponding wheel, the short axle is rotatable relative to corresponding wheel；And

Base bearing, the base bearing are connected between the 3rd summit of the suspension holdfast and the vehicle body, and described outstanding Hanging bracket is rotatable relative to the vehicle body.

Alternatively, the angle of the length change direction of the pendulum spring structure and horizontal direction is more than or equal to 30 ° and small In equal to 60 °.

Alternatively, the pendulum spring structure includes：

Capsule skin, one end of the capsule skin are connected to the vehicle body；And

Cylinder, the cylinder are internally provided with balancing gate pit and piston, and the balancing gate pit is arranged at the another of the capsule skin End, one end of the piston is stretched into the balancing gate pit, and the other end of the piston is connected to the first of the suspension holdfast Summit.

Alternatively, the first apex of the suspension holdfast is also associated with a damper, and the damper is arranged at described Between suspension holdfast and the vehicle body, and the damper is located at the first side of the suspension holdfast.

Alternatively, a hook support is additionally provided with the suspension holdfast, in the case where setting use condition, by the one of a hook End is fixed in the hook support, and the other end of the hook is fixed on the vehicle body.

Alternatively, the base bearing includes：

Bearing pin, the first end of the bearing pin are fixed on the 3rd summit of the suspension holdfast；And

Bearing block, the first end of the bearing block are socketed the second end of the bearing pin, the outer wall connection of the bearing block In the vehicle body.

Alternatively, the base bearing also includes：

Two gudgeon bushings, the gudgeon bushing are socketed in the both ends of the bearing pin, the gudgeon lining resilient support respectively Between the inwall of the bearing block and the outer wall of the bearing pin, the gudgeon bushing is elastic ear neck bush；And

One seal cover board, the seal cover board are spirally connected the second end of the bearing pin by fixing bolt, the closure The bearing block and the gudgeon bushing at the bearing block both ends are compressed sealing by plate to the first end of the bearing pin.

Alternatively, the inwall of the bearing block is provided with a ring shoulder, the gudgeon bushing difference at the both ends of the bearing pin The both sides of the ring shoulder are compressed, sealing ring is provided between the ring shoulder and the gudgeon bushing.

Alternatively, the outer wall of the bearing block has the first side and second side relative with first side, the axle First side of bearing outer wall connects the vehicle body, and the both ends of the second side of the outer wall of the bearing block are respectively equipped with a regulation spiral shell Bolt, the regulating bolt are spirally connected the bearing block and the vehicle body, with the rotation of each regulating bolt, change respectively described in Spacing between the both ends of bearing block and the vehicle body, change the angle of the bearing block and the vehicle body.

Alternatively, the first side of the outer wall of the bearing block is provided with a round platform, and the round platform is rotationally fastened on described Vehicle body.

The utility model embodiment also provides a kind of vehicle, including described suspension device for vehicle.

Suspension device for vehicle provided by the utility model and there are following advantages including its vehicle：

The utility model provides a kind of lifting suspension behavior and increases the technical scheme of vehicle storage space, by that will hang Hang device is arranged on the surface of wheel, adds the spacing between two suspension arrangements in left and right, improves suspension behavior, drop simultaneously Low vehicle overall height of C.G. in itself, so as to improve vehicle driving stability degree；The spacing between left and right wheelses is increased, Axletree is eliminated, vehicle car bottom plate heights can be greatly reduced, or even ground proximity is set, so as to increase vehicle storing sky Between, improve space availability ratio；The suspension arrangement can apply to a variety of vehicles, can when it is applied to cargo transport To significantly increase the transport power of single vehicle, so as to reduce transport number, cost of transportation is substantially reduced.

Brief description of the drawings

By reading the detailed description made with reference to the following drawings to non-limiting example, other spies of the present utility model Sign, objects and advantages will become more apparent upon.

Fig. 1 is the structural representation with the vehicle of suspension device for vehicle in the prior art；

Fig. 2 is the stereogram of the suspension device for vehicle of the embodiment of the utility model one；

Fig. 3 is the front view of the suspension device for vehicle of the embodiment of the utility model one；

Fig. 4 is the stereogram of the suspension device for vehicle of the embodiment of the utility model one；

Fig. 5 is the side view of the suspension device for vehicle of the embodiment of the utility model one；

Fig. 6~7 are car when the automobile body of the embodiment of the utility model one is in row minimum constructive height and maximum height respectively The structural representation of suspension arrangement；

Fig. 8 is the front view of the brake apparatus of another embodiment of the utility model；

Fig. 9 is the course of work schematic diagram of the brake apparatus of another embodiment of the utility model；

Figure 10,11 be the embodiment of the utility model one base bearing two visual angles stereogram；

Figure 12 is the sectional view of the base bearing of the embodiment of the utility model one；

Figure 13 is the exploded view of the base bearing of the embodiment of the utility model one；

Figure 14 is the schematic diagram of the first state of the vehicle alignment device of the embodiment of the utility model one；

Figure 15 is the schematic diagram of the second state of the vehicle alignment device of the embodiment of the utility model one；

Figure 16 is the schematic diagram of the vehicle with suspension device for vehicle of the embodiment of the utility model one；

Figure 17 is the schematic diagram with suspension device for vehicle and fork truck cooperation of another embodiment of the utility model；

Figure 18 is the schematic diagram of the hook for suspension device for vehicle of another embodiment of the utility model；And

Figure 19 is the schematic diagram that lifting status will be hung using hook of another embodiment of the utility model.

Symbol description：

Prior art：

101 104 vehicles of suspension

The compartment of 1041 wheel 1044

The axletree of 1045 center of gravity 1049

The utility model：

The capsule skin of 1 pendulum spring structure 11

The vehicle body connector of 12 cylinder 13

14 pistons

The suspension holdfast of 21 shock absorber 22

The summit of 221 first summit 222 second

The short axle of 223 the 3rd summit 23

The brake chamber of 3 brakes 31

311 brake air chamber brackets 312 brake boosting-rod

The brake bar of 32 clamping handle 33

34 adjustment arms 35 recover spring

The brake block of 36 brake rim 37

The articulated jib of 38 first articulated jib 39 second

The wheel of 4 vehicle 41

The crossbeam of 42 wheel case 43

The vehicle's center of gravity of 44 compartment 45

46 headstocks 47 mount post

The bearing pin of 5 base bearing 51

The bearing block of 52 gudgeon bushing 53

The seal cover board of 54 sealing ring 55

56 fixing bolts

The round platform of 61 regulating bolt 62

71 hook supports 72 are linked up with

The shoulder of 721 crook 722

The fork truck of 91 ground 92

Embodiment

Example embodiment is described more fully with referring now to accompanying drawing.However, example embodiment can be with a variety of shapes Formula is implemented, and is not understood as limited to embodiment set forth herein；On the contrary, these embodiments are provided so that this practicality is new The design of example embodiment fully and completely, and will be comprehensively communicated to those skilled in the art by type.It is identical in figure Reference represent same or similar structure, thus repetition thereof will be omitted.

As shown in Fig. 2 the utility model embodiment provides a kind of suspension device for vehicle, the vehicle includes vehicle body and setting At least one pair of wheel below vehicle body, the suspension device for vehicle is corresponding with a wheel 41, the suspension device for vehicle bag Pendulum spring structure 1 is included, the pendulum spring structure 1 is arranged at the top of corresponding wheel 41, the pendulum spring structure 1 one end is connected to vehicle body, and the length between the both ends of the pendulum spring structure 1 changes in the case where setting jacking conditions Become；Suspension holdfast 22, for a triangular supports with first support arm, second support arm and the 3rd support arm, it includes the first summit 221st, the second summit 222 and the 3rd summit 223, the first summit 221 of the suspension holdfast are connected to the pendulum spring structure 1 The other end, the second summit 222 of the suspension holdfast is connected to corresponding wheel 41, and suspension holdfast 22 is relative to wheel 41 is rotatable；And base bearing 5, it is connected between the 3rd summit 223 of suspension holdfast 22 and vehicle body, and the suspension holdfast 22 It is rotatable relative to vehicle body.

The pendulum spring structure 1 is arranged on the top of corresponding wheel 41 by the utility model, rather than traditional The structure being arranged between two wheels in left and right.Pendulum spring structure 1 described herein is arranged at the upper of corresponding wheel 41 Side, refers to that pendulum spring structure 1 is located at the surface of wheel 41, i.e. pendulum spring structure 1 and wheel 41 is in same level Projection have cross section.The suspension holdfast 22 is connected between pendulum spring structure 1 and corresponding wheel 41, by outstanding The change of the length between the both ends of spring structure 1 is hung, the vertical range between wheel 41 and vehicle body can be adjusted, so as to realize car Suspension function.Simultaneously by using triangular supports, while can increasing support stability, hollow out sets among support Meter also mitigates the overall weight of triangular supports.

Alternatively, the angle α of the length change direction of pendulum spring structure 1 and horizontal direction is less than 90 ° and more than 0 °, And further preferably angle α is more than or equal to 30 ° and less than or equal to 60 °, and should more preferably 45 ° or so.In the prior art Air suspension it is as shown in Figure 1, it can be seen that its length change is vertically carried out, i.e., directly vertical to vehicle body one Upper and lower power, it can only transmit the load of vertical direction.It is optional and pendulum spring structure of the present utility model is when changing length There is certain angle with vertical direction, i.e. the direction of inclined upward to the left in figure 3.Using the pendulum spring knot of this kind of structure Structure, more preferable suspension behavior can be obtained, when adjusting bodywork height, can not only carry the vertical load of vertical direction, Power and moment of torsion can be preferably transmitted between wheel and vehicle body, ensures that suspension was adjusted with the horizontal load in load level direction The steady progress of journey.

What is shown in Fig. 3 is only a kind of preferred embodiment, in actual applications, can be outstanding according to adjustment is actually needed Hang the position of spring structure 1.For example, by the installation site of pendulum spring structure 1, lower section (S directions in Fig. 3) is mobile to the left, and The first position of suspension holdfast 22 is kept to press close to the position 223 of connection first position 221 and the 3rd of wheel 41, i.e. suspension holdfast 22 Support arm and the angle β of vertical direction further increase.So, the combining structure of suspension device for vehicle and wheel 41 is overall high Degree is smaller, but the length of the combining structure horizontal direction can increase in figure 3, and going for will to wheel case whole height Ask smaller, and the situation that the pitch requirements of adjacent wheels are larger.When the pitch requirements of adjacent wheels are smaller, then need to hang The installation site of spring structure 1 moves to the opposite direction in S directions, reduces the length of combining structure in the horizontal direction, and adds The whole height of combining structure.

As shown in figure 3, alternatively, a damper 21 can also be further connected at the first summit 221 of suspension holdfast, is subtracted Shake device 21 is arranged between suspension holdfast 22 and vehicle body.As shown in figure 4, alternatively, the second apex of suspension holdfast 22 is set There is a short axle 23, short axle 23 is inserted in the center of corresponding wheel 41, and corresponding wheel 41 can turn relative to short axle 23 It is dynamic.The short axle 23 realizes the connection between suspension holdfast 22 and wheel 41, and also ensure that suspension holdfast 22 and wheel 41 Between rotatably move.The short axle 23 is compared to the axletree 1049 used in the prior art, and length will shorten a lot, and structure is steady It is qualitative stronger, it is also easier to maintenance and changes.In addition, the short axle 23 will not take the inner space between two wheels in left and right, Help to increase compartment space, reduce the center of gravity of integral body.

As shown in figure 5, the pendulum spring structure 1, the wheel 41 and the base bearing 5 may be contained within the suspension branch First side of frame 22.Therefore, the space between the wheel of left and right two can be used as compartment storage goods, and left and right two Box width between wheel is substantially equal to the width between the second side of the suspension holdfast 22 of two wheels in left and right, so as to real Existing storage space maximizes.In addition, in order to further reduce the volume of suspension device for vehicle and Wheel combination structure, in wheel On 41 axial direction, the width of pendulum spring structure 1 is less than the width of wheel 41, i.e., in Fig. 5 visual angle, pendulum spring Suspension holdfast 22 is pressed close in first side of structure 1, and the second side is without departing from the scope of wheel 41, and Integral combined structure is in the axial direction of wheel 41 Breadth Maximum on direction is the width of wheel 41, will not expand the combining structure because of the presence of pendulum spring structure 1 Overall width.

As shown in figs. 6-7, the pendulum spring structure 1 is optionally air suspension structure, can further include capsule skin 11 and cylinder 12, cylinder 12 be internally provided with balancing gate pit and piston 14.One end of capsule skin 11 is connected to vehicle body, and balancing gate pit is set In the other end of capsule skin 11, one end of piston 14 is stretched into balancing gate pit, and the other end of piston 14 is connected to the of suspension holdfast One summit 221.

When normal vehicle operation, vehicle body is maintained at an average height, has filled certain gas in capsule skin 11, but do not have It is completely filled with, i.e., the air pressure in capsule skin 11 is maintained at a moderate level, so as to ensure that there is capsule skin 11 certain elasticity to adjust Whole space.For example, when road conditions are bad, bodywork height can be suitably heightened, when loading and unloading goods, can suitably turn down vehicle body height Degree.

As shown in fig. 6, when as vehicle body position is minimum, the view of air suspension structure, base bearing 5 and ground herein The height in face is H₁.It illustrated therein is gas flow in capsule skin 11 and reach minimum, i.e., air pressure is minimum in capsule skin 11, integral hanging spring The length of structure 1 reaches minimum, so that the vertical range between vehicle body and wheel is minimum, vehicle body is located at minimum point, so as to In directly being transported goods into vehicle body.In addition, vehicle is entering warehouse or when having the section of height limitation, if vehicle body is too high, It then cannot be introduced into warehouse or by respective stretch, now can also suitably reduce vehicle whole height in this way.

As shown in fig. 7, as vehicle body position highest when, the view of air suspension structure, herein base bearing 5 with ground The height in face is H₂, and H₂More than H₁.It illustrated therein is gas flow in capsule skin 11 and reach most, the length of integral hanging spring structure 1 Degree reaches maximum, so that the vertical range between vehicle body and wheel is maximum, vehicle body is located at peak.When road conditions are bad, Vehicle body can be heightened by adjusting suspension device for vehicle, more smooth-ride is spent.

Comparison diagram 6~7, it can be seen that when capsule skin 11 changes, the state of suspension holdfast 22 also changes therewith.Capsule skin 11 It can be fixed to by vehicle body connector 13 on vehicle body, be first fixing point, base bearing is also fastened on vehicle body, is second Fixing point, during capsule 11 length change of skin, suspension holdfast 22 can rotate around base bearing 5, so as to ensure the position all the time of pendulum spring structure 1 Shunk or extended with direction that vertical direction has angle α in the top of wheel 41, and along one.

Pendulum spring structure 1 in the utility model is optional using air suspension structure, but in actual applications, also may be used With according to be actually needed, the factor such as the consideration of actual cost selects other kinds of pendulum spring structure, such as hydraulic suspension etc., The utility model lifting suspension behavior can also equally be realized and increase the purpose of vehicle space utilization rate, it is new to belong to this practicality Within the protection domain of type.

As shown in figure 4, in another embodiment of the present utility model, suspension holdfast 22 can also further with brakes 3 are coordinated.First apex of the suspension holdfast 22 is provided with a brake air chamber bracket 311, brake air chamber bracket 311 On be fixed with a brake chamber 31, be provided with a brake actuator on corresponding wheel 41, brake chamber 31 passes through a system Dynamic transmission mechanism is connected to brake actuator.In order to further reduce the combination of whole suspension device for vehicle and brakes 3 Volume, brakes 3 also is secured to the first summit 221 of the suspension holdfast so that Integral combined structure is in one three Angular structure, space-consuming greatly reduce, and also have more stability because the structure of triangle is employed.

However, the installation site of brakes 3 is not limited in the mode shown in Fig. 4, brake chamber 31 and braking gas Room support 311 can be arranged on the 4th position of the suspension holdfast different from the first summit 221, and T moves in direction system such as along Fig. 4 The installation site of dynamic air chamber support 311, the corresponding position for adjusting brake chamber 31 and brake transmission mechanism, belongs to the present invention's Within protection domain.

As shown in Fig. 9~10, there is shown a kind of preferred structure of brake transmission mechanism.The brake transmission mechanism bag Include：

Boosting-rod 312 is braked, its one end is connected to the power output end of brake chamber 31；First articulated jib 38, its one end can The other end of boosting-rod 312 is extremely braked in rotation connection；Clamping handle 32, it includes rolling bearing and fixing axle, the both ends of fixing axle It is fixed on brake air chamber bracket 311, the rolling bearing is sheathed on the outside of fixing axle, and the other end of the first articulated jib 38 It is sheathed on the outside of the rolling bearing；Second articulated jib 39, one end of the second articulated jib 39 are sheathed on the rolling bearing It is outside；And brake bar 33, its one end are rotatably connected to the other end of the second articulated jib 39, and brake bar 33 The other end is connected to the brake actuator.

If Figure 10 is the working state schematic representation of brakes when using above-mentioned brake structure.Receiving control Instruction is, it is necessary to when performing braking maneuver, and the power output end thrust output B of brake chamber 31 promotes braking boosting-rod 312, and braking adds Power bar 312 drives the rolling bearing to be rotated around fixing axle by the first articulated jib 28, so as to drive the second articulated jib 39 to rotate, Direction of second articulated jib 29 along rotary motion C rotates, so as to the pulling force D upward to 33 1, brake bar, brake The power being subject to is transferred to brake actuator by bar 33, and braking maneuver is performed by brake actuator.

By using this kind of brake structure, good skidding effect can be obtained.Pass through the brake machine Structure, brake chamber 31 can be transformed into the pulling force D to brake actuator to the thrust B for braking boosting-rod 312, to open at any time Dynamic brake actuator, and minimize the load carried on brake bar 33.It is be hinged to employ the first articulated jib 38 and second The mode that arm 39 coordinates with clamping handle 32 so that brake transmission mechanism flexibility is more preferable.In addition, this kind of brake transmission mechanism Composition, compared to other kinds of transmission mechanism in the prior art, there is greater compactness of structure design, it is smaller to take volume.

As described above, brake chamber 31 is preferably provided at the top of wheel, taken with further reducing integral stop system 3 Volume, and in order to preferably arrange overall structure, the center of the central point of brake chamber 31 and the brake actuator Point has an offset distance.As shown in Figure 10, in this embodiment, brake chamber 31, brake air chamber bracket 311, the first articulated jib 38 The top of corresponding wheel 41 is may be contained within clamping handle 32, on the axial direction along corresponding wheel 41, the second hinge Connecing has an offset distance between the first end of arm 39 and the second end.Preferably, as shown in Figure 10 and Fig. 5, in corresponding tire 41 On axial direction, the second side for being smaller than the suspension holdfast 22 and institute between brake bar 33 and corresponding wheel 41 Spacing between corresponding wheel 41.It is further preferred that brake bar 33 can be parallel to the second side of suspension holdfast 22 Surface is set.

The second articulated jib 39 is arranged to a bent over arms in the embodiment, one is designed as between first end and the second end Individual inclined-plane, inclined-plane can be just engaged with the upper surface of corresponding wheel 41, so that brakes 3 is embedded in wheel 41 top, only brake actuator need to be arranged on the side of wheel 41, and brake bar 33 performs as braking The transmission parts of mechanism and the second articulated jib 39 are also required to be arranged on the side of wheel 41.Therefore, realized using the structure good Cooperation while, substantially reduce brakes 3 occupancy volume.It is only herein a kind of preferred embodiment, specific In, miscellaneous part can also be arranged to the structure with an inclined-plane or a horizontal plane, to realize brakes 3 and wheel 41 are embedded cooperation.

Further, as shown in figure 9, can also be set between one end of the first articulated jib 38 and brake air chamber bracket 311 There is a recovery spring 35., can be by recovering spring after brake chamber stops applying retrothrust by recovering spring 35 35 restoring force causes integral stop transmission mechanism to recover reset condition, stops applying driving force to brake actuator.Therefore, Recovering spring 35 can help brake transmission mechanism preferably to restore to the original state, and reduce issuable sluggishness in braking procedure, more Realize braking function well.

As shown in Figure 10, the brake actuator can use drum brakes, and specifically the brake actuator can With including：Arm 34 is adjusted, its one end is connected to the brake transmission mechanism, and brake force is transmitted by the brake transmission mechanism；Stop Car drum 36, it is arranged on corresponding wheel 41；Brake block 37, it is arranged at the inside of the brake rim 36, and brake block 37 are connected with adjusting the other end of arm 34.Shown in Figure 10, the brake block 37 because being expanded outwardly by brake force, with The contact of brake rim 36 produces braking.

When brake transmission mechanism transmits brake force, i.e., brake bar 33 gives adjustment 34 1 upward pulling force of arm, adjusts The further driving brake piece 37 of the whole meeting of arm 34 is expanded to both sides, and generation friction is contacted with brake rim 36, passes through brake rim 36 and car The braking procedure of wheel 41 is realized in the cooperation of wheel 41.

In use, with the abrasion of brake block, braking gap can become big to brake.Further, the adjustment Arm 34 can be brake automatic adjusting arm or brake hand regulation arm., can be with i.e. by adjusting being automatically or manually controlled for arm 34 Braking gap between brake block 37 and brake rim 36 is compensated, avoided because the gap change that both form with occlusal wear And influence skidding effect.

As shown in Figure 11~14, base bearing 5 of the present utility model includes：Bearing pin 51, two gudgeon bushings 52, bearing block 53rd, two sealing rings 54 and a seal cover board 55.The first end of bearing pin 51 is fixed on the 3rd summit of suspension holdfast.Bearing block Second end of 53 first end socket bearing pin 51, the outer wall of bearing block 53 are connected to vehicle body.Gudgeon bushing 52 is socketed respectively At the both ends of bearing pin 51, gudgeon lining is resiliently supported between the inwall of bearing block 53 and the outer wall of bearing pin 51, gudgeon bushing 52 material is elaxtic seal.Gudgeon bushing 52 in the present embodiment is quality of rubber materials, but is not limited.Closure Plate 55 is spirally connected the second end of bearing pin 51 by fixing bolt 56, and seal cover board 55 is by bearing block 53 and the both ends of bearing block 53 Gudgeon bushing 52 compresses sealing to the first end of bearing pin 51.The inwall of base bearing 5 is provided with a ring shoulder, bearing pin 51 The gudgeon bushing 52 at both ends compresses the both sides of ring shoulder respectively, and sealing ring 54 is provided between ring shoulder and gudgeon bushing 52.

With the fastening that is spirally connected at seal cover board 55 and the second end of bearing pin 51, seal cover board 55 and the first of bearing pin 51 Spacing between end is constantly tightened up, 53 liang of bearing block 53 and bearing block between the first end of seal cover board 55 and bearing pin 51 The gudgeon bushing 52 at end is adequately compressed sealing, benefits from the sealing of rubber gudgeon bushing 52, can effectively prevent dust and different Thing is entered in base bearing 5.And based on rubber gudgeon bushing 52 between the inwall of bearing block 53 and the outer wall of bearing pin 51 Sealing and resilient support, it may not be necessary to lubricating oil is used between the inwall of bearing block 53 and the outer wall of bearing pin 51, So the Maintenance free can of base bearing 5 in the utility model is long-term use of.

As shown in Figure 15,16, the outer wall of bearing block 53 of the present utility model has the first side and relative with the first side Second side, the first side connection vehicle body of the outer wall of bearing block 53, the both ends of the side of outer wall second of bearing block 53 are respectively equipped with a regulation Bolt 61, regulating bolt 61 are spirally connected bearing block 53 and vehicle body, with the rotation of each regulating bolt 61, change bearing block 53 respectively Both ends and vehicle body between spacing, change the angle of bearing block 53 and car body.So when by rotating regulating bolt 61, point Spacing that Tiao Jie be between two regulating bolts 61 and vehicle body, for example, shorten the regulating bolt 61 of the first end of bearing block 53 with Spacing between vehicle body, and in the case of the spacing extended between the regulating bolt 61 at the second end of bearing block 53 and vehicle body, Bearing block 53 can be caused to horizontally rotate relative to the axis M of vehicle body to side, be displaced to axis N.Accordingly, if passing through rotation Turn regulating bolt 61, the spacing extended between the regulating bolt 61 of the first end of bearing block 53 and vehicle body, and shorten bearing block In the case of spacing between the regulating bolt 61 and vehicle body at 53 the second end, axis of the bearing block 53 relative to vehicle body can be caused M horizontally rotates to opposite side, is displaced to axes O.The utility model can be by adjusting between two regulating bolts 61 and vehicle body Spacing to carry out independent adjustment to the axis of each bearing block 53, because the axis of the axis and wheel 41 of bearing block 53 is Always consistent, so, it just can individually change the axis of corresponding wheel 41 by adjusting two regulating bolts 61, further Wheel alignment system is coordinated to complete the centering of wheel 41.In a variation, in order to coordinate the micro- of regulating bolt 61 through a step Rotate, in the present embodiment, the first side of the outer wall of bearing block 53 is provided with a round platform 62 (referring to Figure 14,15), and round platform 62 is rotatable Ground is fastened on vehicle body, easily facilitates the angle of adjustment bearing block 53 and car body, reduces special vehicle of the present utility model and takes turns more The difficulty of positioning, is easy to later maintenance, improves travel safety.

As shown in figure 16, the utility model additionally provides a kind of vehicle, including described suspension device for vehicle.The vehicle Including vehicle body and at least one pair of wheel 41, the suspension device for vehicle is corresponding with a wheel 41.Pendulum spring structure 1 is set It is placed in the top of corresponding wheel 41.Further, a part of structure in brakes 3 can also be arranged at corresponding The top of wheel 41.By using the suspension device for vehicle of this kind of structure, the left and right car without the vehicle in the vehicle Major axis and vehicle hanging are set between wheel, therefore available space greatly increases between left and right wheelses, improves vehicle body space Utilization rate.

In addition, using the structure of the present invention, more preferable stability in roll (roll-stability) can also be obtained.This Place's stability in roll refers to the overall anti-rollover ability of vehicle.In vehicle travel process, when running into bad weather or severe road During condition, vehicle is easily turned on one's side, or even when turning, if misoperation, speed be too fast or the overweight also easy rollover of vehicle load, Very big loss is caused to user.Using technical scheme, while vehicle's center of gravity is reduced, increase left side wheel and Suspension spacing between the corresponding pendulum spring structure of right side wheels difference, i.e., distribute to vehicle body both sides by car body weight, increase Strong vehicle body stability, so as to reduce the generation of rollover.

As shown in figure 17, the both sides of the vehicle body are respectively arranged with two wheel casees 42, two in wheel described in each pair Wheel 41 is respectively symmetrically arranged in two wheel casees 42, and one end of pendulum spring structure 1 is fixedly attached to corresponding car Roller box 42.Wheel case 42 and crossbeam 43 can be completely zinc-plated structure, have more preferable Corrosion Protection.Due to vehicle hanging Device is provided in the top of corresponding wheel, and wheel case 42 can be designed to very little along the axial width of wheel 41.

The suspension device for vehicle and wheel 41 preferably may have man-to-man corresponding relation.The height of each wheel 41 It can be controlled by levelling valve.It can set and one-to-one two levelling valves of the wheel case, a height The height change of all wheels in control valve control left side, the height change of all wheels in another levelling valve control right side. When the suspension device for vehicle selects air suspension, the levelling valve can detect the height of wheel, and pass through control The aeration quantity of capsule skin processed controls the height of each wheel.

As shown in figure 16, when above-mentioned pendulum spring structure 1 is applied in vehicle, by by the pendulum spring structure 1 The top of corresponding wheel 41 is arranged on, and has vacated the space between the wheel 41 of left and right two, between the wheel of left and right two It can preferably be utilized, such as bigger compartment 44 is set between the wheel 41 of left and right two, the bottom plate in compartment 44 can be with Directly set very low, closer to ground, so as to increase the transport power of vehicle single transport, help to save cost of transportation.Together When, this kind of structure can be effectively reduced the center of gravity 45 of integral body, and after center of gravity reduces, the stability of integral body operation can be with Greatly increased, more easily tackle a variety of road conditions, vehicle body whole height reduces, it is also possible to obtain bigger is outstanding Regulation stroke is hung, Optimization Compensation acts when traveling road conditions are very poor.

In addition, in this embodiment, the second side of the suspension holdfast 22 is in face of compartment 44, i.e. two wheels in left and right Second side of 41 two suspension holdfasts 22 is relative to each other.As shown in Fig. 5, due to the pendulum spring structure, base bearing 5 and corresponding wheel 41 may be contained within the first side of suspension holdfast 22, therefore the lateral surface in the compartment 44 can be close to hang Hanging bracket 22 is set, without the obstruction of miscellaneous part, it is hereby achieved that storage space maximum between the wheel of left and right two. The distance between second side of two suspension holdfasts 22 of two wheels 41 in left and right i.e. substantially compartment 44 is in corresponding position Breadth Maximum.In Figure 16 visual angle, the setting of the preferred vertical ground of suspension holdfast 22, i.e. the second side of suspension holdfast 22 Surface forms a vertical plane, and compartment 44 can also be arranged to press close to substantially with the position corresponding to the second side of suspension holdfast 22 Vertical plane.

At least one crossbeam 43, and the opening position that compartment 44 is corresponding with crossbeam 43 are provided between two wheel casees 42 The upper surface of lower surface and crossbeam 43 press close to set.The quantity of crossbeam 43 and the logarithm of wheel can be identicals, and each Crossbeam 43 is preferably provided at the front (front refers to the direction advanced during vehicle traveling herein) of corresponding wheel pair, because One end of the pendulum spring structure 1 of wheel 41 is fixed on the wheel chamber interior wall in the front of wheel 41, in pendulum spring structure 1 During length change, while to 42 1 upward decomposing force of wheel case, also give wheel case one decomposing force forwards, and be somebody's turn to do Crossbeam corresponding to wheel 41 can then undertake the effect of the decomposing force of a part forwards, improve 42 overall stress energy of wheel case Power.In actual applications, can also be according to being actually needed the quantity for increasing or decreasing crossbeam 43.

Further, since the pendulum spring structure 1 and base bearing 5 may be contained within the first side of suspension holdfast 22, work as use During brakes 3, brake bar 33 and brake actuator will not than suspension holdfast 22 the second side farther away from wheel 41, therefore the second side of suspension holdfast 22 can be pressed close to set with the medial surface of the wheel case.Compartment 44 and the phase of wheel case 42 The two sides of corresponding opening position are pressed close to set with the lateral surface of two wheel casees 42 respectively, so as to maximize the compartment 44 Width.

Nowadays, people are also finding more efficient means of transportation.However, it is based on various imperial limitations and security Consideration, do not allow for being transported using long vehicle or too high vehicle.For trailer, in the prior art Trailer often focus point is higher, trailer baseplate is higher, and warehousing amount is extremely limited, if configured to double-deck lorry, and every layer The requirement for height of warehousing will be met, then vehicle will necessarily exceed statutory standards and can not realize.

And the vehicle of the present embodiment, based on above-mentioned structure, in order to further enhance the warehousing amount of vehicle, one can also be entered Compartment 44 is arranged to double-deck by step.Because compartment 44 bottom plate position itself is very low, center of gravity is also very low, therefore, even if design is in pairs Layer compartment, height still may remain within the scope of related statutory standards, without being unable to reach standard because of excessive height. By designing double layer carriage, compared to carriage body construction of the prior art, 60% cargo space can be effectively improved.Two double Layer vehicle can about substitute the transport power of three common vehicles, while greatling save cost of transportation, also reduce vehicle and give up The discharge capacity of gas.For a user, the oil consumption of vehicle transport is reduced, in the long term, it is possible to reduce the vehicle on highway, Also jam situation is just reduced, while transport manpower can be reduced.

On the other hand, as shown in figure 17, when the vehicle uses above-mentioned suspension device for vehicle, due to compartment 44 bottom plate away from 91 is close in itself from the ground, and in handling goods, the compartment 44 of suspension device for vehicle can be reduced to, transport close with ground Fork truck 92 directly can reach the inside of compartment 44 from ground, so as to easily carry out handling goods, without first by fork truck Goods on 92, which is unloaded down, is manually transported to passenger compartment, very time saving and energy saving.

A pair of wheels, two pairs of wheels or three pairs of wheels are optionally provided with below the vehicle body.Tool The logarithm of body wheel can be selected according to being actually needed, and can also further be increased the quantity of wheel, be belonged to this practicality Within new protection domain.

The vehicle can be drawbar trailer, semitrailer, lorry etc., can also be applied to the non-transport industry such as car Vehicle, the vehicle can include headstock 46 and compartment 44, can also only include the company in compartment 44 and compartment 44 and tractor Binding structure.When using the vehicle transport goods, it can apply in food distribution, mail and package shipment, clothes and equipment In the industries such as transport, retail distribution, livestock and poultry transport, there is good application prospect.

As shown in Figures 18 and 19, the utility model also includes a hook support 71 for being used for hanging wheel 41 for a long time And hook 72, vehicle body are provided with a mounting post 47 being engaged with hook 72.One end of hook 72 is provided with crook 721, another End is provided with shoulder 722.In the case of needing re-type 41, need what is changed by the lifting of pendulum spring structure 1 first Tire 41, correlated process is as before, here is omitted.After the tire 41 for needing to change is lifted to enough height, pass through one The shoulder 722 of hook 72 is connected in hook support 71, and the other end for linking up with 72 is caught on to the mounting point 47 of vehicle body.Just The vacant state of wheel 41 can be rigidly connected, avoid that pendulum spring structure 1 is out of control to cause dropping for tire 41 Situation.Hook 72 forms the dual fail-safes for ensureing the vacant state of tire 41 with pendulum spring structure 1, when adding re-type Convenience and security.

When the tire that leaks air, and during the re-type immediately of site environment inconvenience, in order to avoid flat influence is whole The driving of individual vehicle overall increases to flat not so as to realize, it is necessary to lift suspension device for vehicle by hook 72 It is in contact with ground 91, and the normally travel of vehicle in a short time can be ensured, ensures that driver can be by vehicle safety Re-type is carried out in traveling to motor vehicle repair place.During re-type, method it can carry out as described above.

In addition, in vehicle full load, it is necessary to all wheels all normal works.But in vehicle zero load, then can be appropriate Reduce the quantity of wheel in use.For example, the suspension device for vehicle by linking up with 72 lift portion wheels, carries corresponding wheel Rise to and be not in contact with ground 91, the abrasion and vehicle traveling oil consumption of piece wheel can be so reduced, when loading goods When, hook 71 can be removed again all puts down wheel.

Compared with prior art, the utility model provides a kind of lifting suspension behavior and increases the skill of vehicle storage space Art scheme, by the way that suspension arrangement to be arranged on to the surface of wheel, the spacing between two suspension arrangements in left and right is added, is improved Suspension behavior, while vehicle overall height of C.G. in itself is reduced, so as to improve vehicle driving stability degree；Increase left and right Spacing between wheel, axletree being eliminated, vehicle car bottom plate heights can be greatly reduced, or even ground proximity is set, so as to Increase vehicle storage space, improve space availability ratio；The suspension arrangement can apply to a variety of vehicles, when it is applied to During cargo transport, the transport power of single vehicle can be significantly increased, so as to reduce transport number, substantially reduces cost of transportation.

Above content is to combine specific preferred embodiment further detailed description of the utility model, it is impossible to Assert that specific implementation of the present utility model is confined to these explanations.For the ordinary skill of the utility model art For personnel, without departing from the concept of the premise utility, some simple deduction or replace can also be made, should all be regarded To belong to the scope of protection of the utility model.

Claims (11)

1. a kind of suspension device for vehicle, the vehicle includes vehicle body and at least one pair of wheel being arranged at below the vehicle body, its It is characterised by, the suspension device for vehicle is corresponding with a wheel, and the suspension device for vehicle includes：

Pendulum spring structure, the pendulum spring structure setting in the top of corresponding wheel, the pendulum spring structure One end is connected to the vehicle body, and the length between the both ends of the pendulum spring structure changes in the case where setting jacking conditions Become；

Suspension holdfast, the suspension holdfast is the triangular supports being made up of first support arm, second support arm and the 3rd support arm, described First summit of suspension holdfast is connected to the other end of the pendulum spring structure, and the second summit of the suspension holdfast passes through one Short axle is inserted in corresponding wheel, and the short axle is rotatable relative to corresponding wheel；And

Base bearing, the base bearing are connected between the 3rd summit of the suspension holdfast and the vehicle body, and the suspension branch Frame is rotatable relative to the vehicle body.

2. suspension device for vehicle according to claim 1, it is characterised in that the length change side of the pendulum spring structure It is more than or equal to 30 ° and less than or equal to 60 ° to the angle of horizontal direction.

3. suspension device for vehicle according to claim 1, it is characterised in that the pendulum spring structure includes：

Capsule skin, one end of the capsule skin are connected to the vehicle body；And

Cylinder, the cylinder are internally provided with balancing gate pit and piston, and the balancing gate pit is arranged at the other end of the capsule skin, institute The one end for stating piston is stretched into the balancing gate pit, and the other end of the piston is connected to the first summit of the suspension holdfast.

4. suspension device for vehicle according to claim 1, it is characterised in that the first apex of the suspension holdfast also connects A damper is connected to, the damper is arranged between the suspension holdfast and the vehicle body, and the damper is positioned at described First side of suspension holdfast.

5. suspension device for vehicle according to claim 1 a, it is characterised in that hook is additionally provided with the suspension holdfast Support, in the case where setting use condition, one end of a hook is fixed in the hook support, the other end of the hook is fixed On to the vehicle body.

6. suspension device for vehicle according to claim 1, it is characterised in that the base bearing includes：

Bearing pin, the first end of the bearing pin are fixed on the 3rd summit of the suspension holdfast；And

Bearing block, the first end of the bearing block are socketed the second end of the bearing pin, and the outer wall of the bearing block is connected to institute State vehicle body.

7. suspension device for vehicle according to claim 6, it is characterised in that the base bearing also includes：

Two gudgeon bushings, the gudgeon bushing are socketed in the both ends of the bearing pin respectively, and the gudgeon lining is resiliently supported at institute State between the inwall of bearing block and the outer wall of the bearing pin, the gudgeon bushing is elastic ear neck bush；And

One seal cover board, the seal cover board are spirally connected the second end of the bearing pin by fixing bolt, and the seal cover board will The bearing block and the gudgeon bushing at the bearing block both ends compress sealing to the first end of the bearing pin.

8. suspension device for vehicle according to claim 7, it is characterised in that the inwall of the bearing block is provided with a ring shoulder Platform, the gudgeon bushing at the both ends of the bearing pin compress the both sides of the ring shoulder, the ring shoulder and the ear respectively Sealing ring is provided between neck bush.

9. suspension device for vehicle according to claim 6, it is characterised in that the outer wall of the bearing block have the first side with And second side relative with first side, the first side of the bearing block outer wall connect the vehicle body, the bearing block it is outer The both ends of second side of wall are respectively equipped with a regulating bolt, and the regulating bolt is spirally connected the bearing block and the vehicle body, with every The rotation of the individual regulating bolt, changes the spacing between the both ends of the bearing block and the vehicle body respectively, changes the axle Bearing and the angle of the vehicle body.

10. suspension device for vehicle according to claim 9, it is characterised in that the first side of the outer wall of the bearing block is set There is a round platform, the round platform is rotationally fastened on the vehicle body.

11. a kind of vehicle, it is characterised in that including the suspension device for vehicle described in claim 1.