CN206171559U - Dual -limitation structure industry vehicle steering axle - Google Patents

Abstract

The utility model discloses a dual -limitation structure industry vehicle steering axle, include: steering axle body assembly, steering cylinder assembly, turn to the hinge, pterygoid lamina, the spacing bolt of preceding spacing bolt and back, the steering axle body assembly with the steering cylinder assembly links to each other, preceding spacing bolt setting is in on the steering axle body assembly, the spacing bolt setting in back is in steering cylinder assembly one side, the steering cylinder assembly passes through turn to the hinge with pterygoid lamina movably connected, and preceding spacing bolt with be provided with the buffering mechanism of decompressor that the cooperation was used between the spacing bolt in back. The utility model discloses has better cushioning effect to can better protection turn to the structure when the vehicle takes a sudden turn, avoid the emergence of economic loss and traffic accident, ensure the normal operation of vehicle, satisfy the in -service use requirement.

Description

A kind of pair of position limiting structure industrial vehicle steeraxle

Technical field

The utility model is related to a kind of pair of position limiting structure industrial vehicle steeraxle, belongs to mechanical equipment technical field.

Background technology

Steeraxle refers to the vehicle bridge for undertaking steering task, and the propons of general vehicle is steeraxle, before four-wheel steering vehicle Back axle, is all steeraxle, and it makes the wheel at two ends deflect certain angle using the knuckle in vehicle bridge, to realize turning for vehicle To, it in addition to the vertical load for undertaking vehicle, also subject to the torque that longitudinal force and side force and these power are caused.Steeraxle is usual Positioned at front part of vehicle, therefore also commonly referred to as propons, the steering bridge construction of various vehicles is essentially identical, mainly by front-axle beam, knuckle Composition；For f-w-d vehicle and all-wheel drive vehicles, propons should be turned to, and power is transmitted again, so be called steering driving Dynamic bridge；Common rear wheel drive vehicle, propons does not transmit power, but to undertake steering task, and it is both steeraxle, is again driven Bridge, this steeraxle, using rigid axle suspension, is overall bridge；It is to disconnect bridge using independent suspension；Integral steering bridge, The I-beam of double-T section, or the tubular beam of tubular section are generally adopted, middle bent is downward, to coordinate the arrangement of engine, And reduce the barycenter of automobile, two ends equipped with stub and knuckle, using Leaf Spring Suspension, the steeraxle of cargo vehicle, mostly Using this structure；Breakaway-element steeraxle, is generally connected using independent suspension with vehicle frame or separate frame construction, and two ends are equipped with master Pin and knuckle, the steeraxle of lilliput car, mostly using this structure.

Vehicle steer axle of the prior art is the critical component of wheel steering system, and hydraulic system transfers is dynamic during work Power drives steering cylinder piston rod to do bidirectional-movement vertically, and piston rod two ends are connected by connecting rod with knuckle torque arm, piston When bar is moved, knuckle is driven to rotate around axle center, so as to realize the steering of vehicle.At present, industrial vehicle steeraxle angle is universal Using double position limiting structures, but, this two-way steering bridge construction of the prior art does not possess cushioning effect, if vehicle is in urgency Can cause two-way steeraxle structural wear larger in the case of turning, or even damage and cause serious traffic accident, affect vehicle Normal operation.For this reason, it may be necessary to design a kind of new technical scheme, can comprehensively overcome present in above-mentioned prior art It is not enough.

The content of the invention

The utility model is exactly in view of the shortcomings of the prior art, there is provided a kind of pair of position limiting structure industrial vehicle is turned to Bridge, meet it is easy to use on the premise of, with preferable cushioning effect, so as to can preferably protect when vehicle takes a sudden turn Steering structure, it is to avoid the generation of economic loss and traffic accident, has ensured the normal operation of vehicle, meet it is actually used will Ask.

To solve the above problems, technical solution adopted in the utility model is as follows：

A kind of pair of position limiting structure industrial vehicle steeraxle, including：Turn to pontic assembly, steering cylinder assembly, turn to hinge, Wing plate, front limit bolt and rear caging bolt, the steering pontic assembly is connected with the steering cylinder assembly, the front limit Bolt is arranged on the steering pontic assembly, and the rear caging bolt is arranged on the steering cylinder assembly side, described turn Docked with wing plate activity by the steering hinge to hydraulic cylinder assembly, and in the front limit bolt and the rear spacing spiral shell The buffering mechanism of decompressor for using cooperatively is provided between bolt；

The buffering mechanism of decompressor includes mechanism body, compressed pipe is provided with the mechanism body, in the compressed pipe It is provided with and turns to compression section assembly, the steering compression section assembly two ends is provided with and uses cooperatively and through the mechanism body Buffering connecting rod, and it is described buffering connecting rod on be provided with compression spring, the buffering connecting rod termination is provided with elastomer block.

Used as the improvement of above-mentioned technical proposal, the buffering mechanism of decompressor is arranged in the steering pontic assembly and is located at In the middle of the front limit bolt and the rear caging bolt, the center line of the front limit bolt and the rear caging bolt is not weighed Close.

Used as the improvement of above-mentioned technical proposal, the steering compression section assembly includes turning to compression abridged edition body, the steering Two ends are provided with sliding cavity that is being connected and coordinating the buffering connecting rod to use, the steering compression section in compression abridged edition body Assembly centre is provided with governor motion.

As the improvement of above-mentioned technical proposal, it is additionally provided with the steering pontic assembly total for the installation of installation effect Into.

Compared with prior art, implementation result of the present utility model is as follows for the utility model：

A kind of pair of position limiting structure industrial vehicle steeraxle described in the utility model, meet it is easy to use on the premise of, With preferable cushioning effect, so as to can preferably protect steering structure when vehicle takes a sudden turn, it is to avoid economic loss and The generation of traffic accident, has ensured the normal operation of vehicle, suitably promotes the use of, and meets actual operation requirements.

Description of the drawings

Fig. 1 is a kind of pair of position limiting structure industrial vehicle steeraxle structural representation described in the utility model；

Fig. 2 is buffering mechanism of decompressor structural representation described in the utility model；

Fig. 3 turns to compression section assembly structure schematic diagram for described in the utility model.

Specific embodiment

Below in conjunction with specific embodiments illustrating content of the present utility model.

As shown in figures 1 and 3, it is a kind of pair of position limiting structure industrial vehicle steeraxle structural representation described in the utility model Figure.

A kind of pair of position limiting structure industrial vehicle steeraxle described in the utility model, including：Turn to pontic assembly 10, steering oil Cylinder assembly 20, steering hinge 30, wing plate 40, front limit bolt 50 and rear caging bolt 60, turn to pontic assembly 10 and steering oil Cylinder assembly 20 is connected, and front limit bolt 50 is arranged on steering pontic assembly 10, and it is total that rear caging bolt 60 is arranged on steering cylinder Into 20 sides, steering cylinder assembly 20 is docked by turning to hinge 30 with the activity of wing plate 40, and in front limit bolt 50 and rear limit The buffering mechanism of decompressor 70 for using cooperatively is provided between the bolt 60 of position；

The buffering mechanism of decompressor 70 includes being provided with compressed pipe 72 in mechanism body 71, mechanism body 71, and compressed pipe 72 is interior to be set It is equipped with steering and compresses section assembly 73, steering compression section assembly 73 two ends is provided with and uses cooperatively and through the slow of mechanism body 71 Rush and compression spring 75 is provided with connecting rod 74, and buffering connecting rod 74, buffering connecting rod 74 termination is provided with elastomer block 76.

Further with improvement, buffer the mechanism of decompressor 70 to be arranged in steering pontic assembly 10 and positioned at the He of front limit bolt 50 Afterwards in the middle of caging bolt 60, the center line of front limit bolt 50 and rear caging bolt 60 is misaligned.

Specifically, launch as shown in figure 3, turning to compression section assembly 73 to include turning to compression abridged edition body 731, turn to compression section Two ends are provided with sliding cavity 732 that is being connected and coordinating buffering connecting rod 74 to use in body 731, turn to compression section assembly 73 Centre is provided with governor motion 733.

More specifically, turning to the installation assembly 80 being additionally provided with pontic assembly 10 for installation effect, conveniently install, tear open Unload and safeguard.

During specific works, when industrial vehicle is in zig zag, front limit bolt 50 and rear caging bolt 60 have to steeraxle There is the position-limiting action on fore-and-aft direction, it is to avoid steering out-of-control condition, meanwhile, the buffering mechanism of decompressor 70 can to front limit bolt 50 and rear caging bolt 60 there is the slow pressure effect of preferably buffering, the buffering connecting rod 74 of one end be squeezed in front limit bolt 50 or Afterwards on caging bolt 60, and promote the buffering connecting rod 74 of the other end to extrude steeraxle, limit and alleviate steering moment, play Preferably protective effect.The utility model has preferable cushioning effect, so as to can preferably protect when vehicle takes a sudden turn Steering structure, it is to avoid the generation of economic loss and traffic accident, has ensured the normal operation of vehicle, suitably promotes the use of, full Sufficient actual operation requirements.

Above content is the detailed description made to the utility model in conjunction with specific embodiments, it is impossible to assert that this practicality is new Type is embodied as being only limitted to these explanations.For the utility model person of ordinary skill in the field, without departing from this On the premise of utility model is conceived, some simple deduction or replace can also be made, should all be considered as belonging to the utility model guarantor The scope of shield.

Claims (4)

1. a kind of pair of position limiting structure industrial vehicle steeraxle, including：Turn to pontic assembly（10）, steering cylinder assembly（20）, turn To hinge（30）, wing plate（40）, front limit bolt（50）And rear caging bolt（60）, it is characterised in that：The steering pontic is total Into（10）With the steering cylinder assembly（20）It is connected, the front limit bolt（50）It is arranged on the steering pontic assembly（10） On, the rear caging bolt（60）It is arranged on the steering cylinder assembly（20）Side, the steering cylinder assembly（20）Pass through The steering hinge（30）With the wing plate（40）Activity docking, and in the front limit bolt（50）With the rear caging bolt （60）Between be provided with the buffering mechanism of decompressor for using cooperatively（70）；

The buffering mechanism of decompressor（70）Including mechanism body（71）, the mechanism body（71）Inside it is provided with compressed pipe（72）, The compressed pipe（72）Inside it is provided with steering compression section assembly（73）, it is described to turn to compression section assembly（73）Two ends are provided with matches somebody with somebody Close and use and through the mechanism body（71）Buffering connecting rod（74）, and the buffering connecting rod（74）On be provided with compression Spring（75）, the buffering connecting rod（74）Termination is provided with elastomer block（76）.

2. a kind of pair of position limiting structure industrial vehicle steeraxle according to claim 1, it is characterised in that：The buffering negative booster Structure（70）It is arranged on the steering pontic assembly（10）It is interior and positioned at the front limit bolt（50）With the rear caging bolt （60）Centre, the front limit bolt（50）With the rear caging bolt（60）Center line it is misaligned.

3. a kind of pair of position limiting structure industrial vehicle steeraxle according to claim 1, it is characterised in that：It is described to turn to compression section Assembly（73）Abridged edition body is compressed including turning to（731）, it is described to turn to compression abridged edition body（731）Interior two ends be provided with it is being connected and Coordinate the buffering connecting rod（74）The sliding cavity for using（732）, it is described to turn to compression section assembly（73）Centre is provided with Governor motion（733）.

4. a kind of pair of position limiting structure industrial vehicle steeraxle according to claim 1, it is characterised in that：The steering pontic is total Into（10）On be additionally provided with for installation effect installation assembly（80）.