CN206030986U - Suspension - Google Patents

Abstract

The utility model discloses a suspension, including the distance rod, fix air spring and bumper shock absorber on the crossbeam, the one end of distance rod is passed through the support and is fixed the lateral surface at car longitudinal beams, still includes: the leaf spring, it includes the linkage segment of bottom and the bending segment at top, the bottom mounting of leaf spring is in on the crossbeam, the bending segment overlap joint of leaf spring is on the rear axle, and the top of leaf spring is fixed on the support, plate spring fixing seat, it is installed on the rear axle, the bending segment is fixed plate spring fixing seat is last, plate spring fixing seat just is being equipped with one side of distance rod and is being used for fixing the socket of distance rod, the other end of distance rod with socket connected. This scheme adopts split type leaf spring suspension, fixes plate spring fixing seat on the rear axle, and buckling of leaf spring holds the support with the distance rod to link to each other, fixes leaf spring and distance rod alone on the rear axle, has realized suspension's components of a whole that can function independently design for power and power that its more accurate transmission was used in between wheel and the frame are turned round.

Description

A kind of suspension

Technical field

This utility model is related to the draft hitch field of vehicle, more particularly to a kind of suspension.

Background technology

Chassis suspension is the load transfer device of connecting vehicle frame and vehicle bridge, its to vehicle traveling safety, by property, stability Have a major impact, be divided into independent suspension and rigid axle suspension.Rigid axle suspension stationarity and comfortableness are poor, but simple structure, Bearing capacity is big；Independent suspension riding stability is good, but complex structure, and bearing capacity is little.

According to vehicle class and it needs to be determined that after suspending way, the selection of amortisseur species vehicle riding comfort is affected compared with Greatly, by Length discrepancy, disparity curvature steel plate is folded and is formed leaf spring, with certain buffering, cushioning effect, while can conduct Power, air bag suspension rise and fall with road surface and automatically adjust whole vehicle state, and car load attitude stabilization, ride comfort are greatly improved.

The plate spring suspension brackets of existing loading carriage mostly are rigid axle suspension, that is, whole leaf spring is one overall, its two ends point It is not connected with propons back axle；If vehicle is travelled in up-and-down surfaced road, the running of two wheels in left and right can involve, affect to take Comfortableness and manipulation accuracy, meanwhile, by existing rigid axle suspension integral arrangement on loading carriage, due to structure will Ask high, be difficult arrangement.

Utility model content

This utility model is a monoblock type to solve existing plate spring suspension brackets, and vehicle traveling is in up-and-down surfaced road, left and right two The running of individual wheel can be involved, and affect the accuracy of the comfortableness and manipulation taken.

This utility model provides a kind of suspension to achieve these goals, including distance rod, the air being fixed on crossbeam Spring and amortisseur, one end of the distance rod are fixed on the lateral surface of chassis runner by bearing, also include：Leaf spring, its bag The linkage section of bottom and the bending segment at top is included, the bottom of the leaf spring is fixed on the crossbeam, the bending segment of the leaf spring It is overlapped on back axle, the top of the leaf spring is fixed on the bearing；Leaf spring fixed seat, which is arranged on the back axle, institute State bending segment to be fixed in the leaf spring fixed seat, the leaf spring fixed seat is just provided with for fixing the side of the distance rod The socket of the distance rod；The other end of the distance rod is connected with the socket.

Preferably, the leaf spring fixed seat includes：Base and one group of U-bolts on base；The base peace The bottom surface of vehicle bridge is mounted in, the U-bolts through after the bending segment is connected with the base and is locked at the bending segment The top surface of the back axle.

Preferably, the socket includes：Plate, the plate is just to the side of the distance rod along distance rod length direction It is extended with one group of fixing bolt；The plate is located between the U-bolts and the vehicle bridge, and is pressed on by U-bolts In the vehicle bridge；The fixing bolt is connected with the fixed part of the both sides of the thrust boom end respectively.

Preferably, also including the upper padding plate being located in the U-bolts, the upper padding plate be located at the U-bolts with Between the plate.

Preferably, also including the lower bolster being located in the U-bolts, the lower bolster be located at the back axle with it is described Between base；It is the lobe matched with the back axle bottom surface at the top of the lower bolster.

Preferably, the upper padding plate and the lower bolster are made by elastomeric material.

Effect of the present utility model is：This programme adopts split type plate spring suspension brackets, after leaf spring fixed seat is fixed on On bridge, the bending end of leaf spring is connected with the bearing of distance rod, and leaf spring and distance rod are individually fixed on back axle, suspension is realized Split design so which more accurately transmit the power that acts between wheel and vehicle frame and power torsion, improves take comfortable Property and operation accuracy.

Description of the drawings

In order to be illustrated more clearly that the embodiment of the present application or technical scheme of the prior art, below will be to institute in embodiment The accompanying drawing that needs are used is briefly described, it should be apparent that, drawings in the following description are only described in this utility model Some embodiments, for those of ordinary skill in the art, can be obtaining other accompanying drawings according to these accompanying drawings.

Fig. 1 is the installation diagram of suspension in this utility model embodiment.

Scheme of installations of the Fig. 2 for each part at leaf spring fixed seat in Fig. 1.

Structural representations of the Fig. 3 for distance rod.

In figure：1- distance rod 11- fixed part 2- crossbeam 3- air spring 4- amortisseur 5- bearing 6- cars Body longeron 7- leaf spring 71- bending segment 72- canned paragraph 8- leaf spring fixed seat 81- base 82- U-bolts 83- Upper padding plate 84- lower bolster 9- socket 91- plate 92- fixing bolts

Specific embodiment

In order that those skilled in the art more fully understands the technical solution of the utility model, below in conjunction with accompanying drawing pair This utility model is further detailed.

With reference to shown in Fig. 1 and Fig. 2, a kind of 1. suspensions are provided for this utility model, including distance rod 1, be fixed on crossbeam 2 Air spring 3 and amortisseur 4, wherein, one end of distance rod 1 is fixed on the lateral surface of chassis runner 6 by bearing 5, also wraps Include：

Leaf spring 7, in this programme, leaf spring compares more traditional monoblock type, is split type arrangement, is used alone and back axle or company Connect, the present embodiment is illustrated by taking back axle as an example, wherein, the bending segment at its linkage section for including bottom of leaf spring and top, the bottom of leaf spring 7 End is fixed on the crossbeam 2, and the bending segment of leaf spring 7 is overlapped on back axle, and the top of leaf spring is fixed on the bearing.Leaf spring It is individually corresponding with a vehicle bridge, realize the control to a vehicle bridge side.

Also include, leaf spring fixed seat 8, which is arranged on the back axle, the bending segment 71 of leaf spring 7 is fixed on leaf spring fixed seat On, and then be connected with back axle, the canned paragraph of leaf spring is on horizontal 2.Wherein, side of the leaf spring fixed seat 8 just to distance rod 1 It is provided with the socket 9 for fixing the distance rod 1；The other end of distance rod 1 is connected with the socket 9.That is, this programme Using split type plate spring suspension brackets, leaf spring fixed seat is fixed on back axle, the bending end of leaf spring is connected with the bearing of distance rod, I.e.；Leaf spring and distance rod are individually fixed on back axle, the split design of suspension is realized so that its more accurately transmission effect Power between wheel and vehicle frame and power are turned round, and improve the accuracy of the comfortableness and operation taken.

In such scheme, leaf spring fixed seat 8 includes：Base 81 and one group of U-bolts 82 on base 81, ride Bolt 82 is preferably by one group two-by-two；Wherein, base 81 is arranged on the bottom surface of vehicle bridge, and U-bolts 82 passes through the bending segment It is connected and the bending segment 72 is locked on the back axle with the base 81 after 72, realizes the connection of leaf spring 7 and back axle, its Middle U-bolts 82 is matched with locking nut through after base 81, and this is conventional means, therefore unspecified.

In order that U-bolts plays pressuring action to socket simultaneously, so that socket is fixed on back axle, this reality Apply in example, socket 9 is designed to platy structure.Wherein, socket includes：Plate 91, side water of the plate 91 just to the distance rod 1 It is flat to be extended with one group of fixing bolt 92；Plate 91 is located between the U-bolts 82 and the vehicle bridge, and passes through U-bolts 82 It is pressed in the vehicle bridge；Fixing bolt 92 is connected with the fixed part 11 of the both sides of the end of the distance rod 1 respectively, is needed Bright, as shown in figure 3, the end both sides of distance rod have each extended over two fixed parts 11, fixing bolt is connected with two fixed parts. This is distance rod common form.

Further, when can also arrange pad to realize that U-bolts is tightened in U-bolts 82, fixation is more firm, its Middle pad can be respectively provided at U-bolts top and bottom, during due to tightening, mainly be acted at two by this.Specifically, riding Upper padding plate 83 is provided with horse conch bolt, and upper padding plate 83 is located between the U-bolts and the socket.Under being provided with U-bolts Backing plate 84, lower bolster 84 are located between the back axle and the base；The top of the lower bolster 84 is and back axle bottom surface phase The lobe matched somebody with somebody, to adapt to the depression of rear pars basilaris pontis.Preferably, upper padding plate and the lower bolster are made by elastomeric material, with During so that U-bolts being locked, compressing upper padding plate and lower bolster produce certain deformation, further improve fastening effect.

Only some one exemplary embodiments of the present utility model are described by way of explanation above, undoubtedly, for One of ordinary skill in the art, in the case of without departing from spirit and scope of the present utility model, can be with a variety of Mode is modified to described embodiment.Therefore, above-mentioned accompanying drawing and description are inherently illustrative, should not be construed as Restriction to this utility model claims.

Claims (6)

1. a kind of suspension, including distance rod, the air spring being fixed on crossbeam and amortisseur, one end of the distance rod passes through Bearing is fixed on the lateral surface of chassis runner, it is characterised in that：Also include：

Leaf spring, which includes the bending segment at the linkage section of bottom and top, and the bottom of the leaf spring is fixed on the crossbeam, described The bending segment of leaf spring is overlapped on back axle, and the top of the leaf spring is fixed on the bearing；

Leaf spring fixed seat, which is arranged on the back axle, and the bending segment is fixed in the leaf spring fixed seat, and the leaf spring is solid Reservation is just provided with the socket for fixing the distance rod to the side of the distance rod；

The other end of the distance rod is connected with the socket.

2. suspension as claimed in claim 1, it is characterised in that：The leaf spring fixed seat includes：Base and be arranged on base on One group of U-bolts；The floor installation in the bottom surface of vehicle bridge, the U-bolts through after the bending segment with the bottom Seat is connected and the bending segment is locked at the top surface of the back axle.

3. suspension as claimed in claim 2, it is characterised in that the socket includes：Plate, the plate is just to the thrust The side of bar is extended with one group of fixing bolt along distance rod length direction；The plate is located at the U-bolts with the vehicle bridge Between, and be pressed in the vehicle bridge by U-bolts；The fixing bolt is consolidated with the both sides of the thrust boom end respectively Determine portion to be connected.

4. suspension as claimed in claim 3, it is characterised in that：Also include the upper padding plate being located in the U-bolts, it is described Upper padding plate is located between the U-bolts and the plate.

5. suspension as claimed in claim 4, it is characterised in that：Also include the lower bolster being located in the U-bolts, it is described Lower bolster is located between the back axle and the base；It is the lobe matched with the back axle bottom surface at the top of the lower bolster.

6. suspension as claimed in claim 5, it is characterised in that：The upper padding plate and the lower bolster are by elastomeric material system Into.