CN104228939B - A kind of oil piping system of automobile steering device - Google Patents
A kind of oil piping system of automobile steering device Download PDFInfo
- Publication number
- CN104228939B CN104228939B CN201410275809.5A CN201410275809A CN104228939B CN 104228939 B CN104228939 B CN 104228939B CN 201410275809 A CN201410275809 A CN 201410275809A CN 104228939 B CN104228939 B CN 104228939B
- Authority
- CN
- China
- Prior art keywords
- oil
- rack
- hole
- housing
- sealing
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 238000007789 sealing Methods 0.000 claims abstract description 165
- 238000011084 recovery Methods 0.000 claims abstract description 9
- 239000000446 fuel Substances 0.000 claims abstract description 5
- 230000002093 peripheral effect Effects 0.000 claims abstract 2
- 239000000428 dust Substances 0.000 claims description 21
- 230000015572 biosynthetic process Effects 0.000 claims description 6
- 238000009434 installation Methods 0.000 claims description 6
- 238000009423 ventilation Methods 0.000 claims description 2
- 238000005452 bending Methods 0.000 claims 1
- 238000010276 construction Methods 0.000 abstract description 3
- 239000003921 oil Substances 0.000 description 140
- 239000007788 liquid Substances 0.000 description 8
- 230000000694 effects Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000010720 hydraulic oil Substances 0.000 description 2
- 230000002159 abnormal effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000013016 damping Methods 0.000 description 1
- 238000005553 drilling Methods 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 239000010687 lubricating oil Substances 0.000 description 1
Landscapes
- Sealing Devices (AREA)
- Transmission Devices (AREA)
Abstract
The invention discloses a kind of motor turning oil way system, including rack housing and shaft housing, rack is set in rack housing, both sides are connected with pull bar, steering spindle is set in shaft housing, peripheral hardware valve pocket, steering spindle sets gear shaft by rack side, rack both sides are arranged sealing shroud, sealing shroud coordinates with rack housing seal, form rack oil pocket, it is arranged outside rack and rack oil pocket is separated into a left side, the piston of right chamber, it is left, right chamber sets a rack oilhole respectively, torsion bar hole is set in steering spindle, torsion bar sets torsion bar in hole, steering spindle oil groove is set in steering spindle, steering spindle oil groove bottom sets steering spindle oil-through-hole, valve pocket oil groove is set on the inside of valve pocket, interval sets valve pocket fuel feed hole and valve pocket oil outlet on the wall of valve pocket oil groove side, shaft housing oilhole is set on shaft housing, shaft housing oilhole is connected with rack oilhole, valve pocket oil-recovery tank is set between valve pocket oil groove.Apparatus of the present invention are simple in construction, rotate rotary shaft, and the oil-feed of steering machine or oil return, the motion of motion stops can be achieved, and oil return system is simple, saves installing space.
Description
Technical field
The present invention relates to automobile steering device, and in particular to a kind of motor turning oil way system.
Background technology
Steering machine on automobile helps driver to exert oneself to mitigate use dynamics when driver turns to when driver beats steering wheel, reaches
To driver is light, convenient machine when driving, it is broadly divided into rack steering machine and Worm-gear type turns to machine.Existing automobile
Rack steering owner will be connected by steering spindle with gear shaft, turned to outer shaft sleeve and be provided with valve pocket, gear shaft is engaged with rack, tooth
Bar is connected with pull bar, and the wheel connection of pull bar and automobile is set, so that by steering wheel to steering spindle input power, so as to control
The conversion in wheel direction, so as to change vehicle traveling direction.Torsion bar is provided with steering spindle, the lateral wall of steering spindle is provided with steering
Shafting oil groove, steering spindle is provided with valve pocket is arranged with steering spindle oil groove positions, valve pocket is interior to be provided with what is be equipped with steering spindle oil groove
Valve pocket oil groove, valve pocket is provided with the oilhole being engaged with valve pocket oil groove, and oilhole is connected with the automobile oil cylinder of valve pocket lateral wall, passed through
The motion of flowing control rack outer piston of the hydraulic oil between gear shaft and gear shaft and rack, so as to beat direction for driver
Extra power is provided during disk, makes driver's traveling lighter.
At present, the outside of existing steering spindle is provided with the valve for being provided with and coordinating with steering spindle oil groove in steering spindle oil groove, valve pocket
Oil groove is covered, described shaft housing is provided with shaft housing oilhole, and described shaft housing oilhole passes through with rack housing upper rack oilhole
Oil pipe is connected, and the general oil pocket by both sides up and down of shaft housing oilhole controls the flowing of liquid oil, so as to realize that liquid oil is promoted
Piston on rack, realizes the work of steering machine.But oil-feed and the oil return system structure of the oil piping system of existing steering machine
It is complicated so that the structure for turning to machine is more complicated, it is impossible to which that other parts are set on steering machine.
The content of the invention
It is an object of the invention to:In view of the shortcomings of the prior art, the invention provides a kind of oil piping system it is simple in construction,
Smoothly motor turning oil way system is flowed in liquid oil oil-feed and oil return.
To achieve these goals, present invention employs following technical scheme:
Rack is provided with a kind of motor turning oil way system, including rack housing and shaft housing, described rack housing,
The both sides of described rack are connected with the pull bar for being connected with automotive wheel, described shaft housing and are provided with steering spindle, turn to
Outer shaft sleeve is provided with valve pocket, and steering spindle is provided with outside gear shaft, the side that described gear shaft coordinates with steering spindle by the side of rack
Side wall is with described valve pocket by bearing pin secure fit, and described side of the gear shaft away from steering spindle engages setting with rack,
The both sides of described rack are arranged with sealing shroud, and the inner side of described sealing shroud coordinates with described rack sealing, sealing shroud
Lateral wall is equipped with described rack case inside wall sealing, is formed and is arranged with and can live outside rack oil pocket, described rack
Dynamic piston, it is in offer two racks on left chamber and right chamber, described rack housing that described piston, which separates rack oil pocket,
Oilhole, described rack oilhole is connected with described left chamber and right chamber respectively, and shaft housing oil pocket, institute are provided with described shaft housing
It is provided with the steering spindle stated in torsion bar hole, described torsion bar hole provided with the torsion bar being connected with car steering wheel, described steering spindle
The upper corresponding position for installing valve pocket is provided with steering spindle oil groove, and described steering spindle oil groove bottom is provided with turn connected with torsion bar hole
To axle oil-through-hole, described valve pocket madial wall is provided with the valve pocket oil groove with steering spindle oil groove relative set, described valve pocket oil
Valve pocket fuel feed hole and valve pocket oil outlet are interval with the side wall of groove, described shaft housing is provided with what is be connected with automobile oil cylinder
Shaft housing oilhole, described shaft housing provided with two shaft housing oilholes, described shaft housing oilhole by oil pipe respectively with tooth
Two rack oilholes connection on bar housing, the described one end of shaft housing away from rack housing is provided with shaft housing seal receptacle, institute
Upper oil cavitie is formed between the shaft housing seal receptacle and valve pocket stated, described steering spindle is provided with steering spindle with upper oil cavitie corresponding position
Upper oil hole, described valve pocket and gear shaft formation lower oil cavitie, valve is provided between described valve pocket oil groove and adjacent valve pocket oil groove
Oil-recovery tank is covered, described valve pocket oil-recovery tank is connected by the side of gear shaft with described lower oil cavitie, described shaft housing and lower oil
Chamber corresponding position is provided with shaft housing spill port.
Preferably, the outside of described valve pocket is provided with valve pocket annular groove.After above-mentioned preferred scheme, valve pocket annular groove
Set, the track of increase liquid oil flowing can be effectively played, the rental of buffering liquid oil is played, meanwhile, steering of the invention
Machine valve pocket can form more preferable oil piping system by annular groove and automobile oil cylinder, make running of hydraulic power oil in circuit system more
Steadily, oil return effect is more preferable.
Preferably, being provided with tubing seal device at described shaft housing oilhole, described tubing seal device includes setting
Put in the seal receptacle on rack housing, described seal receptacle provided with the sealing block hole connected with rack housing, described is close
Seal seat and be provided with away from the side that itself and rack housing coordinate in columned oil pocket base, described oil pocket base and is provided with and sealing
The oil pocket base through hole of block hole connection, the lateral wall of described oil pocket base is provided with oil pocket side through hole, described oil pocket side
Through hole is connected with described sealing block hole, and the described one end of oil pocket base away from seal receptacle is provided with sealing screw, described
Sealing screw coordinates through oil pocket base through hole and sealing block hole, and with described oil pocket base formation sealing, and described is close
Seal and screwing through hole is provided with screw.After above-mentioned preferred scheme, tubing seal device is provided convenience for the installation of oil pipe,
When oil pipe is installed, as long as the end of oil pipe is inserted in oil pocket side through hole, then sealing screw is compressed, easier for installation, sealing
Performance is more preferable.
Preferably, described oil pocket base is provided with lower sealing ring groove, described lower sealing ring groove by the side of seal receptacle
For annular half groove, the interior lower seal provided with annular of described lower sealing ring groove, described lower seal is O-ring seal, institute
The one end for the lower seal stated offsets with described lower sealing ring groove, the other end and the setting, institute of being offseted at the top of described seal receptacle
The sealing screw stated includes screw pole and head of screw, and the screw pole of described sealing screw stretches into oil pocket base through hole and seal receptacle
Through hole, described screwing through hole includes be interconnected screw vertical core and screw cross-drilled hole, described screw cross-drilled hole and described oil pocket
Side through hole is connected, and described head of screw and described oil pocket base offset settings, and described oil pocket base is away from the one of seal receptacle
Side is provided with upper sealing ring groove, and described upper sealing ring groove is provided with the upper close of annular in annular half groove, described upper sealing ring groove
Seal, one end of described upper sealing ring and described head of screw offset setting, and the other end offsets with described upper sealing ring groove
Set, described lower seal and upper sealing ring are O-ring seal.After above-mentioned preferred scheme, oil pocket pipe of the invention
Better tightness between seat and seal receptacle, while the setting of sealing ring is not take up the space in oil pocket base through hole, structure is more
Step up to gather, while will not also cause lower seal the phenomenon scratched, while structure is compacter, sealing property is higher.
Preferably, the two ends of described rack housing are provided with dust cover, described rack housing is provided with two housings
Passage, described housing vent hole position is in the both sides of rack housing, and housing vent hole is provided with housing vent device, described
Housing vent device is located at the side that two sealing shrouds deviate from rack oil pocket respectively, and described housing vent hole is connected by breather pipe
It is logical, set on rack housing and inner hollow, described ventilation on vent, described vent are provided with housing vent hole
Pipe is connected with by described vent with described housing vent hole, described vent including vent body with
Be arranged on two vent mounting seats on vent body, described vent mounting seat respectively with housing vent hole
Coordinate with breather pipe and install, the lateral wall of described vent mounting seat is provided with the installation projection of annular.Using above-mentioned
After preferred scheme, passage external replaces existing interior drilling deep hole, and processing technology is simpler, reduces processing cost, together
When, it will not be blown clean because of the iron filings in rack deep hole, influence the normal transmission of rack pinion, cleannes are higher, operation is more
Plus it is steady.
Preferably, described rack housing two ends lateral wall is provided with annular slot, described dust cover is set in tooth
On the outside of bar housing both ends, the madial wall of described dust cover, which is provided with, can be embedded in the fixture block of described annular slot, dust cover with
Rack housing is arranged the lateral wall at cooperation provided with aiding in outside dust cover aiding in fixing groove outside fixing groove, described dust cover
Provided with auxiliary band.After above-mentioned preferred scheme, the setting of annular slot and fixture block can make rack housing and dust cover
Form the cooperation more fastened;The setting of auxiliary band can be played to dust cover and rack housing further installs fixed work
With being prevented effectively from coming off for dust cover.
Preferably, described rack is provided with rack locking plate with pull bar junction, described rack locking plate includes locking plate sheet
Body, described locking plate body is in be provided with manhole in cylinder planar, described locking plate body, and the two ends of described rack are passed through
Manhole, one end periphery of described locking plate body is provided with internal lock ring plate, described internal lock ring plate along locking plate body radially towards
Interior to set, described internal lock ring plate is provided with some tabs, and described side of the locking plate body away from internal lock ring plate is provided with external lock
Ring plate, described external lock ring plate is radially set along locking plate body, and the outer of described external lock ring plate is surrounded by and turned to
The outer cramp that machine pull bar coordinates.After above-mentioned preferred scheme, rack locking plate is used to pin automobile steering device rack and pull bar,
It can effectively prevent steering machine from the phenomenon of pull rod screw loosening occurring in the course of the work, effectively increase automobile steering device overall
Security.
Preferably, plane where described internal lock ring plate is vertically arranged with the face of cylinder where described locking plate body, institute
Plane where the external lock ring plate stated is vertically arranged with the face of cylinder where described locking plate body, including described tab is uniformly distributed
On lock ring piece, described tab is directly cut by internal lock ring plate and is made, and described tab is along locking plate body axial direction towards flare
Tiltedly set, described outer cramp is formed by described external lock ring plate periphery straight line bends.After above-mentioned preferred scheme, interior locking plate
The gap of radial direction between rack and pull bar is arranged on, can more be fitted;The effect of outer shroud locking plate lock steering machine pull bar is more preferable,
The loosening coordinated between pull bar and rack can be effectively prevented, in addition, the processing of tab is simpler, while the inclination of tab is set
Put, can firmly insert the inner via hole of rack, so as to form even closer lock to rack.
Preferably, described sealing shroud includes being provided with steam supply car in sealing shroud body, described sealing shroud body
The sealing shroud rack through hole that steering rack passes through, the cross section of described sealing shroud rack through hole is circle, described sealing
Set rack through hole has madial wall to be provided with sealing shroud annular groove, described sealing shroud annular groove provided with oil-free sliding bearing, institute
Sealing shroud High-pressure oil sealing device is additionally provided with the sealing shroud rack through hole stated, described sealing shroud High-pressure oil sealing device is arranged on close
The outer side of big envelope rack through hole, the side of described sealing shroud annular groove towards sealing shroud rack through hole outside opening, and
Sealing shroud boss is set at opening, and described sealing shroud High-pressure oil sealing device is arranged on sealing shroud boss, described sealing
Cover in sealing shroud seal groove of the lateral wall provided with annular of body, described sealing shroud seal groove and be provided with O-ring seals, it is described
Sealing shroud seal groove where the axial location of planar annular and described sealing shroud rack through hole be vertically arranged, described is close
Sealing shroud restriction protrusion of the lateral wall of big envelope body provided with annular.After above-mentioned preferred scheme, set in sealing shroud
Oil-free sliding bearing, oil-free sliding bearing is in the presence of no lubricating oil, with wear-resisting, coefficient of friction is small, service life is long
A little, in addition, oil-free sliding bearing is due to small volume, side wall is relatively thin, light weight, can make the wall thickness of bushing and increase, so that
Improve the intensity of sealing shroud body;The High-pressure oil sealing device that is set to of boss provides installation site, and structure is compacter;O
The setting of shape sealing ring can increase bushing with turning to the sealing property of casing body case, can effectively prevent oil leakage phenomenon.
Preferably, the side of described steering spindle is provided with and turns to the steering spindle limited block that machine gear shaft coordinates, turn to
Axle lateral wall is provided with steering spindle annular groove, described steering spindle annular groove at steering spindle oil groove provided with steering spindle damping
Circle, described steering spindle damped ring is O-ring, and the cross section of described steering spindle damped ring is circle, described steering collar
The axial direction of plane and described steering shaft body is vertically arranged where the annular of shape groove.After above-mentioned preferred scheme,
The steering spindle damped ring of the present invention, can effectively absorb the abnormal noise that valve pocket shakes generation under hydraulic oil effect, and reduction is made an uproar
Sound, comfortable driving environment is provided for driver.
Simple in construction, the rotation rotary shaft, it is possible to achieve turn to the oil-feed of machine of the motor turning oil way system of the present invention
Or oil return, so as to realize the motion of motion stops, while realizing the work of steering machine, oil return system is simple, saves installing space,
Oil-feed oil return effect is more preferable simultaneously.
Brief description of the drawings
Fig. 1 is the rack casing cross-section structural representation of the embodiment of the present invention;
Fig. 2 is cross-sectional view at the shaft housing of the embodiment of the present invention;
Fig. 3 is rack of the embodiment of the present invention and pull bar fit structure schematic diagram;
Fig. 4 is the side profile structural representation of valve pocket of the embodiment of the present invention;
Fig. 5 is the horizontal cross-section structure diagram of valve pocket of the embodiment of the present invention;
Fig. 6 is that valve pocket of the embodiment of the present invention coordinates cross-sectional view with steering spindle;
Fig. 7 is the partial enlarged drawing at C in Fig. 6;
Fig. 8 is that tubing seal of embodiment of the present invention device coordinates the structural representation installed;
Fig. 9 is the structural representation of tubing seal device of the embodiment of the present invention;
Figure 10 is the partial enlarged drawing at A in Fig. 1;
Figure 11 is the partial enlarged drawing at B in Fig. 1;
Figure 12 is the top view of locking plate of the embodiment of the present invention;
Figure 13 is the cross-sectional view of locking plate of embodiment of the present invention side;
Figure 14 is the structural representation of sealing shroud of the embodiment of the present invention;
Figure 15 is the structural representation of steering spindle of the embodiment of the present invention;
Figure 16 is the partial enlarged drawing at D in Figure 15;
Figure 17 is steering spindle of the embodiment of the present invention and valve pocket fit structure schematic diagram.
Embodiment
As shown in Fig. 1-Figure 17, embodiments of the invention are specifically a kind of motor turning oil way system, including rack shell
Rack 3 is provided with body 1 and shaft housing 2, rack housing 1, the both sides of rack 3 are connected with the pull bar for being connected with automotive wheel
31, interior be provided with outside steering spindle 4, steering spindle 4 of shaft housing 2 is arranged with valve pocket 5, and steering spindle 4 is provided with gear shaft 6 by the side of rack 3,
The side lateral wall that gear shaft 6 coordinates with steering spindle 4 is with valve pocket 5 by the secure fit of bearing pin 51, and gear shaft 6 is away from steering spindle 4
Side setting is engaged with rack 3, the both sides of rack 3 are arranged with sealing shroud 32.Match somebody with somebody with the sealing of rack 3 inner side of sealing shroud 32
Close.The madial wall sealing of the lateral wall of sealing shroud 32 and rack housing 1 is equipped with, and forms rack oil pocket 33.It is arranged outside rack 3
There is mobilizable piston 34, piston 34 separates rack oil pocket 33 in left chamber 331 and right chamber 332, two are offered on rack housing 1
Individual rack oilhole 333, rack oilhole 333 is connected with left chamber 331 and right chamber 332 respectively, and shaft housing oil pocket is provided with shaft housing 2
21.It is provided with the torsion bar 7 for being provided with and being connected with car steering wheel in torsion bar hole 41, torsion bar hole 41, steering spindle 4 and installs in steering spindle 4
The corresponding position of valve pocket 5 is provided with steering spindle oil groove 42, and the bottom of steering spindle oil groove 42 is provided with the steering spindle connected with torsion bar hole 41
Oil-through-hole 43, the madial wall of valve pocket 5 is provided with the valve pocket oil groove 51 with the relative set of steering spindle oil groove 42, the side wall of valve pocket oil groove 51
On be interval with valve pocket fuel feed hole 52 and valve pocket oil outlet 53, shaft housing 2 is provided with the shaft housing oil being connected with automobile oil cylinder
Hole 22.Shaft housing 2 provided with two shaft housing oilholes 22, shaft housing oilhole 22 by oil pipe 23 respectively with rack housing 1
Two rack oilholes 333 are connected, and the one end of shaft housing 2 away from rack housing 1 is provided with shaft housing seal receptacle 24, shaft housing seal receptacle
Upper oil cavitie 25 is formed between 24 and valve pocket 5, steering spindle 4 is provided with steering spindle upper oil hole 43, valve pocket 5 with the corresponding position of upper oil cavitie 25
With the formation lower oil cavitie 44 of gear shaft 6, valve pocket oil-recovery tank 54 is provided between valve pocket oil groove 51 and adjacent valve pocket oil groove 51, valve pocket is returned
Oil groove 54 is connected by the side of gear shaft 6 with lower oil cavitie 44, and shaft housing 2 is provided with shaft housing oil return with the corresponding position of lower oil cavitie 44
Hole 26.The outside of valve pocket 5 is provided with valve pocket annular groove 55.
Tubing seal device 7, tubing seal are provided with shaft housing oilhole 22 and at the upper rack oilhole 333 of rack housing 1
Device 7 includes provided with the seal receptacle connected with rack housing 1 leading in the seal receptacle 71 being arranged on rack housing 1, seal receptacle 71
Hole 711, seal receptacle 71 is provided with columned oil pocket base 72, oil pocket base 72 away from the side that itself and rack housing 1 coordinate
Provided with the oil pocket base through hole 721 connected with sealing block hole 711, the lateral wall of oil pocket base 72 is provided with oil pocket side through hole
722.Oil pocket side through hole 722 is connected with sealing block hole 711, and the one end of oil pocket base 72 away from seal receptacle 71 is provided with sealing screw
73, sealing screw 73 coordinates through oil pocket base through hole 721 and sealing block hole 711, and with the formation sealing of oil pocket base 72.It is close
Seal and screwing through hole 731 is provided with screw 73.Oil pocket base 72 is provided with lower sealing ring groove 723, lower sealing by the side of seal receptacle 71
Annular groove 723 is the lower seal 7231 provided with annular in annular half groove, lower sealing ring groove 723, and lower seal 7231 is close for annular
Seal, one end and the lower sealing ring groove 723 of lower seal 7231 offset, and the top of the other end and seal receptacle 71 offsets setting, close
Sealing screw 73 includes screw pole 732 and head of screw 733.The screw pole 732 of sealing screw 73 stretches into oil pocket base through hole 721 and close
Seal block hole 711, screwing through hole 731 includes be interconnected screw vertical core 7311 and screw cross-drilled hole 7312, screw cross-drilled hole 7312 with
Oil pocket side through hole 722 is connected, and head of screw 733 and oil pocket base 72 offset settings, and oil pocket base 72 is away from the side of seal receptacle 71
Provided with upper sealing ring groove 724, upper sealing ring groove 724 is the upper sealing ring provided with annular in annular half groove, upper sealing ring groove 724
7241, one end of upper sealing ring 7241 and head of screw 733 are offseted setting, and the other end is put with upper sealing ring groove 724, lower seal
7231 and upper sealing ring 7241 be O-ring seal.
The two ends of rack housing 1 are provided with dust cover 11, and rack housing 1 is provided with two housing vent holes 12, housing vent
Hole 12 is located at the both sides of rack housing 1, and housing vent hole 12 is provided with housing vent device 13, the difference of housing vent device 13 position
Deviate from the side of rack oil pocket 33 in two sealing shrouds 32, housing vent hole 12 is connected by breather pipe 14, set on rack housing 1
Put and inner hollow on vent 131, vent 131 is provided with housing vent hole 12, breather pipe 14 is with passing through vent
131 connect with housing vent hole 12, and vent 131 includes vent body 1311 and is arranged on vent body 1311
On two vent mounting seats 1312, vent mounting seat 1312 coordinates with housing vent hole 12 and breather pipe 14 respectively
Install, installation projection 13121 of the lateral wall provided with annular of vent mounting seat 1312.
The two ends lateral wall of rack housing 1 is provided with annular slot 15, and dust cover 11 is set in outside the both ends of rack housing 1
Side, the madial wall of dust cover 11 is arranged cooperation provided with that can be embedded in the fixture block 111 of annular slot 15, dust cover 11 with rack housing 1
The lateral wall at place is provided with auxiliary fixing groove 112 is interior provided with auxiliary band 113 outside auxiliary fixing groove 112, dust cover outside dust cover.
Rack 3 is provided with rack locking plate 35 with the junction of pull bar 31, and rack locking plate 35 includes locking plate body 351, locking plate body
351 be in that manhole 3511 is provided with cylinder planar, locking plate body 351, and the two ends of rack 3 pass through manhole 3511, locking plate
One end periphery of body 351 is provided with internal lock ring plate 352, and internal lock ring plate 352 is set along the radial inward of locking plate body 351, inner lock rings
Piece 352 is provided with some tabs 3521, and side of the locking plate body 351 away from internal lock ring plate 352 is provided with external lock ring plate 353, external lock
Ring plate 353 is radially set along locking plate body 351, and the outer of external lock ring plate 353 is surrounded by be coordinated with turning to machine pull bar 31
Outer cramp 3531.
The place plane of internal lock ring plate 352 is vertically arranged with the place face of cylinder of locking plate body 351, plane where external lock ring plate with
The place face of cylinder of locking plate body 351 is vertically arranged, and tab 3521 is evenly distributed in internal lock ring plate 352, and tab 3521 is by internal lock
Ring plate 352, which is directly cut, to be made, and tab 3521 is set along the axial direction of locking plate body 351 towards outer incline, and outer cramp 3531 is by external lock
The periphery straight line bends of ring plate 353 are formed.
Sealing shroud 32 includes logical provided with steam supply car steering rack 3 in sealing shroud body 321, sealing shroud body 321
The sealing shroud rack through hole 3211 crossed, the cross section of sealing shroud rack through hole 3211 is circle, and sealing shroud rack through hole 3211 has
Madial wall, which is provided with sealing shroud annular groove 3212, sealing shroud annular groove 3212, is provided with oil-free sliding bearing 322, sealing shroud rack
Sealing shroud High-pressure oil sealing device 324 is additionally provided with through hole 3211, sealing shroud High-pressure oil sealing device 324 is arranged on sealing shroud rack and led to
Opened towards the outside opening of sealing shroud rack through hole 3211 the outer side in hole 3211, the side of sealing shroud annular groove 3212
Sealing shroud boss 3213 is set at mouthful, and sealing shroud High-pressure oil sealing device 324 is arranged on sealing shroud boss 3113, sealing shroud body
O-ring seals 3215 are provided with sealing shroud seal groove 3214 of 321 lateral wall provided with annular, sealing shroud seal groove 3214,
The axial location of planar annular and sealing shroud rack through hole 3211 where sealing shroud seal groove 3214 is vertically arranged, sealing shroud sheet
Sealing shroud restriction protrusion 324 of the lateral wall of body 321 provided with annular.
The side of steering spindle 4 is provided with turning to the steering spindle limited block 45 that machine gear shaft 6 coordinates, and the lateral wall of steering spindle 4 is leaned on
It is provided with nearly steering spindle oil groove 42 in steering spindle annular groove 46, steering spindle annular groove 46 and is provided with steering spindle damped ring 47, steering spindle
Damped ring 47 is O-ring, and the cross section of steering spindle damped ring 47 is circle, and plane is with turning where the annular of steering spindle annular groove 46
It is vertically arranged to the axial direction of axle 4.
During work, valve pocket 5 is set in outside the steering spindle 4 of steering machine, the valve pocket oil-feed of steering spindle oil groove 42 respectively with valve pocket 5
Hole 52 and valve pocket oil-recovery tank 54 are relative, and the width of steering spindle oil groove 42 is less than the width of valve pocket oil groove 51, the two of valve pocket oil groove 51
Side forms fuel-displaced clearance aperture 511, during the steering spindle 4 that turns left, the steering in left side with the sidepiece of two steering spindle oil grooves 42 respectively
Fuel-displaced clearance aperture 51 between shafting oil groove 42 and valve pocket oil groove 51 becomes big, and the steering spindle oil groove 42 on right side and valve pocket oil groove 51 it
Between fuel-displaced clearance aperture 51 be closed, left side oil-feed, valve pocket fuel feed hole 52 and axle housing that liquid oil passes through the bottom of valve pocket oil groove 51
The oil-feed of shaft housing oilhole 22 on body 2, oil enters left chamber 331 by oil pipe 23, promotes piston 34 to move right, in right chamber 332
Liquid oil by the oil return of oil pipe 23, pass through the shaft housing oilhole 22 on shaft housing 2, shaft housing oilhole 22 and the valve pocket 5 on right side
Valve pocket oil-recovery tank 54 be oppositely arranged, liquid oil flow in valve pocket oil-recovery tank 54 after by the oil return of cavity of resorption 44, and pass through shaft housing
The oil return of spill port 26 is to oil cylinder, and steering spindle 4 is turned right, then on the contrary.
Claims (8)
1. it is provided with rack, institute in a kind of motor turning oil way system, including rack housing and shaft housing, described rack housing
The both sides for the rack stated are connected with the pull bar for being connected with automotive wheel, described shaft housing and are provided with steering spindle, steering spindle
Outer to be arranged with valve pocket, steering spindle is provided with the outside of gear shaft, the side that described gear shaft coordinates with steering spindle by the side of rack
Wall is with described valve pocket by bearing pin secure fit, and described side of the gear shaft away from steering spindle engages setting with rack, its
It is characterised by:The both sides of described rack are arranged with sealing shroud, and the inner side of described sealing shroud coordinates with described rack sealing,
The lateral wall of sealing shroud is equipped with described rack case inside wall sealing, forms rack oil pocket, described rack overcoat
Provided with mobilizable piston, rack oil pocket is separated on left chamber and right chamber, described rack housing by described piston to be offered
Two rack oilholes, described rack oilhole is connected with described left chamber and right chamber respectively, and axle housing is provided with described shaft housing
It is provided with body oil pocket, described steering spindle provided with the torsion bar being connected with car steering wheel in torsion bar hole, described torsion bar hole, it is described
Steering spindle on the corresponding position of valve pocket be installed be provided with steering spindle oil groove, described steering spindle oil groove bottom is provided with and torsion bar hole
The steering spindle oil-through-hole of connection, described valve pocket madial wall is described provided with the valve pocket oil groove with steering spindle oil groove relative set
Valve pocket oil groove side wall on be interval with valve pocket fuel feed hole and valve pocket oil outlet, described shaft housing is provided with and automobile oil cylinder
The shaft housing oilhole being connected, described shaft housing is provided with two shaft housing oilholes, and described shaft housing oilhole passes through oil pipe
Connected respectively with two rack oilholes on rack housing, the described one end of shaft housing away from rack housing is close provided with shaft housing
Seat is sealed, upper oil cavitie is formed between described shaft housing seal receptacle and valve pocket, described steering spindle is set with upper oil cavitie corresponding position
Have a steering spindle upper oil hole, described valve pocket and gear shaft formation lower oil cavitie, described valve pocket oil groove and adjacent valve pocket oil groove it
Between be provided with valve pocket oil-recovery tank, described valve pocket oil-recovery tank is connected by the side of rack shaft with described lower oil cavitie, described axle housing
Body is provided with shaft housing spill port with lower oil cavitie corresponding position, and the outside of described valve pocket is provided with valve pocket annular groove, described axle housing
Tubing seal device is provided with body oilhole, described tubing seal device includes the seal receptacle being arranged on rack housing, described
Seal receptacle in provided with the sealing block hole that connect with rack housing, described seal receptacle away from its with the cooperation of rack housing one
Side is provided with the oil pocket base through hole for being provided with and being connected with sealing block hole in columned oil pocket base, described oil pocket base, institute
The lateral wall for the oil pocket base stated is provided with oil pocket side through hole, and described oil pocket side through hole is connected with described sealing block hole,
The described one end of oil pocket base away from seal receptacle is provided with sealing screw, and described sealing screw passes through oil pocket base through hole and close
Block hole is sealed, and is coordinated with described oil pocket base formation sealing, screwing through hole is provided with described sealing screw.
2. motor turning oil way system according to claim 1, it is characterised in that:Described oil pocket base leans on seal receptacle
Side be provided with lower sealing ring groove, described lower sealing ring groove is provided with annular in annular half groove, described lower sealing ring groove
Lower seal, described lower seal is O-ring seal, one end of described lower seal and described lower sealing ring groove phase
Support, the other end and the setting that offseted at the top of described seal receptacle, described sealing screw include screw pole and head of screw, and described is close
The screw pole of envelope screw stretches into oil pocket base through hole and sealing block hole, and described screwing through hole includes the screw vertical core that is interconnected
With screw cross-drilled hole, described screw cross-drilled hole is connected with described oil pocket side through hole, described head of screw and described oil pocket base
Offset setting, and described oil pocket base is provided with upper sealing ring groove away from the side of seal receptacle, and described upper sealing ring groove is annular
Upper sealing ring provided with annular in half groove, described upper sealing ring groove, one end of described upper sealing ring and described head of screw
Offset setting, and the other end and described upper sealing ring groove offset settings, and described lower seal and upper sealing ring are O-shaped sealing
Circle.
3. motor turning oil way system according to claim 1, it is characterised in that:The two ends of described rack housing are set
There is dust cover, described rack housing is provided with two housing vent holes, and described housing vent hole position is in the two of rack housing
Side, housing vent hole is provided with housing vent device, and described housing vent device is located at two sealing shrouds and deviates from rack respectively
The side of oil pocket, described housing vent hole is connected by breather pipe, is set on rack housing at housing vent hole provided with ventilation
Inner hollow on hole seat, described vent, described breather pipe by described vent and described housing with being led to
Stomata is connected, and described vent includes vent body and two vents being arranged on vent body peace
Seat is filled, described vent mounting seat coordinates with housing vent hole and breather pipe respectively to be installed, and described vent is installed
Installation projection of the lateral wall of seat provided with annular.
4. motor turning oil way system according to claim 3, it is characterised in that:On the outside of described rack housing two ends
Wall is provided with annular slot, and described dust cover is set on the outside of rack housing both ends, and the madial wall of described dust cover is set
There is the fixture block that can be embedded in described annular slot, dust cover is arranged the lateral wall at cooperation provided with outside dust cover with rack housing
Aid in being provided with auxiliary band outside fixing groove, described dust cover in auxiliary fixing groove.
5. motor turning oil way system according to claim 1, it is characterised in that:Described rack and pull bar junction
Provided with rack locking plate, described rack locking plate includes locking plate body, and described locking plate body is in cylinder planar, described locking plate sheet
Manhole is provided with vivo, and the two ends of described rack pass through manhole, and one end periphery of described locking plate body is provided with interior
Lock ring piece, described internal lock ring plate is set along locking plate body radial inward, and described internal lock ring plate is provided with some tabs, described
Side of the locking plate body away from internal lock ring plate be provided with external lock ring plate, described external lock ring plate is along locking plate body radially towards peripheral hardware
Put, the outer of described external lock ring plate is surrounded by with turning to the outer cramp that machine pull bar coordinates.
6. motor turning oil way system according to claim 5, it is characterised in that:Plane where described internal lock ring plate
It is vertically arranged with the face of cylinder where described locking plate body, plane where described external lock ring plate and described locking plate body place
The face of cylinder is vertically arranged, and described tab is evenly distributed in internal lock ring plate, and described tab directly cuts system by internal lock ring plate
, described tab is set along locking plate body axial direction towards outer incline, and described outer cramp is straight by described external lock ring plate periphery
Line bending is formed.
7. motor turning oil way system according to claim 1, it is characterised in that:Described sealing shroud includes close
The sealing shroud rack through hole passed through in big envelope body, described sealing shroud body provided with steam supply car steering rack, described is close
The cross section of big envelope rack through hole is circle, and described sealing shroud rack through hole has madial wall to be provided with sealing shroud annular groove, institute
It is provided with the sealing shroud annular groove stated in oil-free sliding bearing, described sealing shroud rack through hole and is additionally provided with sealing shroud High-pressure oil sealing
Device, described sealing shroud High-pressure oil sealing device is arranged on the outer side of sealing shroud rack through hole, described sealing shroud annular
The side of groove is towards sealing shroud rack through hole outside opening, and setting sealing shroud boss, described sealing shroud high pressure at opening
Oil-sealing arrangement is arranged on sealing shroud boss, and the lateral wall of described sealing shroud body is provided with the sealing shroud seal groove of annular,
O-ring seals are provided with described sealing shroud seal groove, the planar annular where described sealing shroud seal groove with it is described close
The axial location of big envelope rack through hole is vertically arranged, and sealing shroud of the lateral wall provided with annular of described sealing shroud body is spacing
Projection.
8. motor turning oil way system according to claim 1, it is characterised in that:The side of described steering spindle is provided with
With turning to the steering spindle limited block that machine gear shaft coordinates, steering spindle lateral wall is at steering spindle oil groove provided with steering spindle annular
Steering spindle damped ring is provided with groove, described steering spindle annular groove, described steering spindle damped ring is O-ring, described steering
The axial direction side of the cross section of axle damped ring plane and described steering spindle where the annular of circular, described steering spindle annular groove
To being vertically arranged.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201410275809.5A CN104228939B (en) | 2014-06-13 | 2014-06-13 | A kind of oil piping system of automobile steering device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201410275809.5A CN104228939B (en) | 2014-06-13 | 2014-06-13 | A kind of oil piping system of automobile steering device |
Publications (2)
Publication Number | Publication Date |
---|---|
CN104228939A CN104228939A (en) | 2014-12-24 |
CN104228939B true CN104228939B (en) | 2017-10-20 |
Family
ID=52218066
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201410275809.5A Active CN104228939B (en) | 2014-06-13 | 2014-06-13 | A kind of oil piping system of automobile steering device |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN104228939B (en) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP6528482B2 (en) * | 2015-03-17 | 2019-06-12 | 株式会社ジェイテクト | Rack shaft and steering device |
CN109305216A (en) * | 2018-09-10 | 2019-02-05 | 安徽德孚转向系统股份有限公司 | The dust guard of electric boosting steering system |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101161532A (en) * | 2006-10-13 | 2008-04-16 | 株式会社日立制作所 | Steering system |
CN201580433U (en) * | 2010-01-11 | 2010-09-15 | 金龙联合汽车工业(苏州)有限公司 | Passenger car power steering system |
CN204184435U (en) * | 2014-06-13 | 2015-03-04 | 王洁梅 | A kind of oil piping system of automobile steering device |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP4015956B2 (en) * | 2003-01-09 | 2007-11-28 | 株式会社日立製作所 | Power steering device |
-
2014
- 2014-06-13 CN CN201410275809.5A patent/CN104228939B/en active Active
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101161532A (en) * | 2006-10-13 | 2008-04-16 | 株式会社日立制作所 | Steering system |
CN201580433U (en) * | 2010-01-11 | 2010-09-15 | 金龙联合汽车工业(苏州)有限公司 | Passenger car power steering system |
CN204184435U (en) * | 2014-06-13 | 2015-03-04 | 王洁梅 | A kind of oil piping system of automobile steering device |
Also Published As
Publication number | Publication date |
---|---|
CN104228939A (en) | 2014-12-24 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
JP4633008B2 (en) | Sealing device | |
CN104228939B (en) | A kind of oil piping system of automobile steering device | |
CN104870854A (en) | Brake caliper piston actuation device | |
CN104742962B (en) | A kind of electric-controlled hydraulic power-assisted steering control method | |
CN107269804A (en) | Drilling pump gear case body and decelerator | |
CN204184435U (en) | A kind of oil piping system of automobile steering device | |
JP2006257935A (en) | Canister unit | |
CN206174962U (en) | Be applied to disc cutter's novel pressure balance adjusting device | |
CN201268221Y (en) | Main reducing gear case set assembling structure of combined type axle housing | |
CN204201019U (en) | Breather plug and casing | |
CN101374681B (en) | Apparatus for controlling tire inflation pressure | |
CN106641201B (en) | Automobile waterproof vent valve | |
CN203161554U (en) | Automobile water pump | |
CN205806407U (en) | A kind of gas turbine reduction case structure | |
CN104930170B (en) | The lubrication of power-train component | |
CN107010157A (en) | Hydraulic disc brake device for bicycle | |
CN204265279U (en) | A kind of adjustable horizontal wheel | |
CN104228932B (en) | A kind of automobile steering device | |
CN106224507A (en) | A kind of power takeoff of compact conformation | |
CN105715813A (en) | Handle-free filtration gate valve | |
CN204082371U (en) | The gear chamber of motor | |
CN208376433U (en) | A kind of steer drive front-axle with respiratory ventilation structure | |
CN110260028A (en) | A kind of anti-leak oil motor | |
CN208376434U (en) | A kind of forerunner's steeraxle | |
CN105156512B (en) | A kind of Retarder oil sump structure |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
GR01 | Patent grant | ||
GR01 | Patent grant | ||
TR01 | Transfer of patent right |
Effective date of registration: 20240110 Address after: Building 8, Changqiao Automobile Parts Entrepreneurship Park, International Automobile and Motorcycle Parts Industry Base (East District), Rui'an City, Wenzhou City, Zhejiang Province, 325204 Patentee after: Ruian Ruizhou locomotive parts Co.,Ltd. Address before: 325204 No.1 Qianlu, Rui'an City, Zhejiang Province Patentee before: Wang Jiemei |
|
TR01 | Transfer of patent right |