CN206171562U - Plumbing arm assembly between dual -pull -rod a steering system's bush wherein - Google Patents
Plumbing arm assembly between dual -pull -rod a steering system's bush wherein Download PDFInfo
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- CN206171562U CN206171562U CN201621147736.2U CN201621147736U CN206171562U CN 206171562 U CN206171562 U CN 206171562U CN 201621147736 U CN201621147736 U CN 201621147736U CN 206171562 U CN206171562 U CN 206171562U
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- plumbing arm
- plumbing
- shaft hole
- hole
- ball pin
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Abstract
The utility model provides a plumbing arm assembly between dual -pull -rod a steering system's bush wherein, includes installing support, plumbing arm back shaft, middle plumbing arm, antifriction separation blade, adjusting shim, the installing support includes the support body and supports the shaft hole, middle plumbing arm includes the plumbing arm body, the one end of plumbing arm body is connected with the rotatory end of plumbing arm, has seted up the back arm rotating shaft hole of hanging down in the rotatory end of plumbing arm, the other end of plumbing arm body is connected with plumbing arm ball round pin end, the pot head in back arm rotating shaft hole of hanging down is equipped with the plumbing arm bush no. One, and another pot head in the back arm rotating shaft hole of hanging down is equipped with the plumbing arm bush no. Two, plumbing arm back shaft drawing -in in proper order supports through nut locking behind shaft hole, plumbing arm bush, the back arm rotating shaft hole of hanging down, no. Two plumbing arm bushes, antifriction separation blade, the adjusting shim. This design not only difficult wearing and tearing pine is spacious, uses in addition and safeguards simple and convenient, long service life.
Description
Technical field
This utility model belongs to automobile steering system technical field, more particularly to a kind of bush type of duplex pull rod steering
Middle plumbing arm assembly, is primarily adapted for use in and solves the problems, such as that looseness easy to wear, O＆M be loaded down with trivial details, service life is short.
Background technology
First, the middle plumbing arm support of automobile duplex pull rod steering sets according to plumbing arm with the relative position relation of vehicle frame
Meter, after design use, the height of plumbing arm is just difficult to adjust support；Plumbing arm support Design is not yet in the middle of the steering of different automobile types
Equally, therefore, turn in the middle of plumbing arm support versatility it is poor.Secondly, the general drop or length for turning to middle plumbing arm slightly has
Change need to just redesign and mold casting, and relatively costly, versatility is also poor.Finally, pitman arm is motion accurately transmission
Control unit, it is very high to clearance requirement to reach higher system stiffness and accurate course changing control；The structure for adopting at present
Gapless adjustment link, gap ensures difficult, it is actually used during often have the problem of pitman arm looseness；Looseness is latter
As cannot eliminate, need to change plumbing arm assembly with solve problem, therefore operation and maintenance is relatively costly.
Chinese patent, Authorization Notice No. is CN202138410U, and authorized announcement date is the utility model of on 2 8th, 2012
A kind of pitman arm assembly, including plumbing arm axle, support, plumbing arm are disclosed, plumbing arm includes plumbing arm body and its axle sleeve, the shape of plumbing arm body
Shape is symmetrical with respect to the plane of symmetry that its upper end pin bore axis line and plumbing arm axle axis are formed, and plumbing arm body lower end head is laterally ellipse
Circle, the axis of the lower end pin-and-hole left and right centered on major axis midpoint on the transverse of lower end head is adjustable, plumbing arm axle it is outer
Control pad is provided with end stand rank, plumbing arm is assemblied on the plumbing arm axle between bracket end face and control pad by its axle sleeve,
Adjust pad is provided between the end face and control pad of axle sleeve, the gap of plumbing arm axial direction is 0.1 millimeter, plumbing arm body lower end pin-and-hole head
For laterally oval, the center of circle of lower end pin-and-hole can between the left and right centered on major axis midpoint is each 10 millimeters on the transverse
Adjust.Although the utility model can adjust plumbing arm axial gap, it yet suffers from following defect：Plumbing arm axle in the utility model
It is directly contact with plumbing arm, after plumbing arm assembly life-time service, plumbing arm can produce abrasion with plumbing arm axle, and in addition adjust pad is long-term
Using damage also occurs, therefore, plumbing arm assembly can produce looseness because of abrasion, meanwhile, plumbing arm body is integrated with axle sleeve so that
When damaging occurs in axle sleeve, it is not easy to safeguard, service life is shorter.
The content of the invention
The purpose of this utility model is to overcome present in prior art that looseness easy to wear, O＆M are loaded down with trivial details, use
The defect and problem of short life, there is provided a kind of looseness not easy to wear, O＆M are easy, the duplex pull rod of long service life is turned to
Plumbing arm assembly in the middle of the bush type of system.
To realize object above, technical solution of the present utility model is：A kind of bush type of duplex pull rod steering
Middle plumbing arm assembly, including mounting bracket, plumbing arm support shaft, middle plumbing arm, the mounting bracket includes rack body and supports
Axis hole, the middle plumbing arm includes plumbing arm body, and one end of the plumbing arm body is connected with plumbing arm round end, in plumbing arm round end
Plumbing arm rotary shaft hole is offered, the other end of the plumbing arm body is connected with plumbing arm ball pin end, and the plumbing arm support shaft is worn successively
Pass through nut check Jing after supporting shaft hole, plumbing arm rotary shaft hole；
One end of the plumbing arm rotary shaft hole is arranged with a plumbing arm bushing, and the other end of plumbing arm rotary shaft hole is arranged with two
Number plumbing arm bushing, is provided with anti-attrition catch, adjust pad between the plumbing arm round end and nut, the plumbing arm support shaft is successively
Pass and pass through after supporting shaft hole, plumbing arm bushing, plumbing arm rotary shaft hole, No. two plumbing arm bushings, anti-attrition catch, an adjust pads spiral shell
Mother's locking.
The position being located between a plumbing arm bushing and No. two plumbing arm bushings on the outer peripheral face of the plumbing arm round end opens up
There is grease nipple screwed hole, grease nipple screwed hole is communicated with plumbing arm rotary shaft hole, and in grease nipple screwed hole grease nipple is equipped with.
A number median plane of the plumbing arm round end is parallel to each other with No. two median planes at plumbing arm ball pin end.
A ball pin hole and No. two ball pin holes are offered on the plumbing arm ball pin end, before being equipped with a ball pin hole
Drag link, in No. two ball pin holes rear Drag link is equipped with.
The center of the plumbing arm rotary shaft hole is centrally formed a centrage, the plumbing arm rotation with No. one of a ball pin hole
The center of shaft hole is centrally formed No. two centrages with No. two of No. two ball pin holes, and a center in a ball pin hole is one
On number centrage up and down each 10 millimeters it is adjustable, No. two centers in No. two ball pin holes are each 10 millimeters up and down on No. two centrages
It is adjustable.
The plumbing arm round end includes an end and No. two ends, and the distance at an end to No. two ends is equal to the width of plumbing arm body
2~3 times of degree.
Frustum and rack mounting apertures are provided with the rack body, the supporting shaft hole is opened in the middle part of frustum, are bored
Spacing hole is offered in the middle part of platform, one end of spacing hole communicates with supporting shaft hole, and the other end of spacing hole extends to rack body
End face on, the diameter with diameter greater than supporting shaft hole of spacing hole, the rectangular side for being distributed in frustum of the rack mounting apertures,
The rack body is fixed on the side of longitudinal beam by rack mounting apertures.
Two in the rack mounting apertures away from frustum are respectively arranged with reinforcement between rack mounting apertures and frustum.
The plumbing arm support shaft includes being sequentially connected positive stop end, interlude, the connection end for connecing, and the positive stop end is located at spacing
In hole, screw thread and cotter-pin hold are provided with the outer peripheral face of the connection end, split pin, the nut are equipped with cotter-pin hold
It is connected with connection end by screw thread, nut is located between adjust pad and split pin.
A number plumbing arm bushing, the manufacture material of No. two plumbing arm bushings are bimetallic material.
Compared with prior art, the beneficial effects of the utility model are：
1st, due in the middle of a kind of bush type of duplex pull rod steering of this utility model in plumbing arm assembly plumbing arm support shaft according to
Secondary passing passes through after supporting shaft hole, plumbing arm bushing, plumbing arm rotary shaft hole, No. two plumbing arm bushings, anti-attrition catch, an adjust pads
Nut check, reduces middle plumbing arm and supports the abrasion of between centers with plumbing arm by plumbing arm bushing, and by anti-attrition catch and adjusting pad
Piece effectively adjusts plumbing arm axial gap, prevents looseness, is easy to use and safeguards, improves service life.Therefore, this utility model is not
Looseness easy to wear, O＆M are easy, long service life.
2nd, due to plumbing arm round end in plumbing arm assembly in the middle of a kind of bush type of duplex pull rod steering of this utility model
The position being located between a plumbing arm bushing and No. two plumbing arm bushings on outer peripheral face offers grease nipple screwed hole, grease nipple screw thread
Hole communicates with plumbing arm rotary shaft hole, and in grease nipple screwed hole grease nipple is equipped with, and gap is left between plumbing arm bushing, and assembles
There are grease nipple, and then effectively lubricating plumbing arm bushing and plumbing arm support shaft, improve unfailing performance.Therefore, this utility model reliability
Property it is high.
3rd, due to plumbing arm round end in plumbing arm assembly in the middle of a kind of bush type of duplex pull rod steering of this utility model
Median plane is parallel to each other with the median plane at plumbing arm ball pin end so that middle plumbing arm can have two kinds of assembling modes, so that this
Design applied widely, highly versatile；A number ball pin hole is equipped with certain adjustable extent with No. two ball pin holes so that hang down centre
The length range of arm is adjustable, meanwhile, front Drag link is equipped with a ball pin hole, rear Drag link is equipped with No. two ball pin holes,
So that the design not only can be applied to long front overhang duplex pull rod steering, and applied widely, highly versatile；In addition, hanging down
The width of arm round end is 2~3 times of the width of plumbing arm body, such to be designed to plumbing arm rotation in the middle of effective support, is connect
Contacting surface width, is difficult looseness.Therefore, this utility model not only can be applied to long front overhang duplex pull rod steering, and be suitable for model
Enclose wide, highly versatile, be difficult looseness.
4th, due to opening in the middle part of frustum in plumbing arm assembly in the middle of a kind of bush type of duplex pull rod steering of this utility model
Spacing hole is provided with, can effectively prevent plumbing arm support shaft from rotating so that reliability is high；Rack mounting apertures are rectangular to be distributed in frustum
Side, on vehicle frame after, can effectively expand the fitting limit of plumbing arm, highly versatile；Between rack mounting apertures and frustum
Reinforcement is provided with, the strength and stiffness of mounting bracket can be effectively increased, prevent fracture, it is safe and reliable.Therefore, this practicality is new
Type is applied widely, highly versatile, safety and reliability high.
5th, due to plumbing arm bushing in plumbing arm assembly in the middle of a kind of bush type of duplex pull rod steering of this utility model,
The manufacture material of No. two plumbing arm bushings is bimetallic material, using bimetallic material so that the wearability of plumbing arm bushing is good, enters
And plumbing arm assembly looseness more not easy to wear in the middle of causing.Therefore, this utility model wearability is good and looseness not easy to wear.
Description of the drawings
Fig. 1 is dimensional structure diagram of the present utility model.
Fig. 2 is front view of the present utility model.
Fig. 3 is the sectional view of the left view of Fig. 2.
Fig. 4 is the structural representation that this utility model is arranged on vehicle frame.
Fig. 5 is the dimensional structure diagram of mounting bracket in this utility model.
Fig. 6 is the front view of mounting bracket in this utility model.
Fig. 7 is sectional views of the Fig. 6 along B-B directions.
Fig. 8 is the front view of plumbing arm support shaft in this utility model.
Fig. 9 is the right view of Fig. 8.
Figure 10 is the structural representation of middle plumbing arm in this utility model.
Figure 11 is the structural representation of plumbing arm round end in Figure 10.
In figure：Mounting bracket 1, rack body 11, frustum 12, supporting shaft hole 121, spacing hole 122, rack mounting apertures 13,
Reinforcement 14, longitudinal beam 15, plumbing arm support shaft 2, positive stop end 21, interlude 22, connection end 23, cotter-pin hold 24, centre are hung down
Arm 3, plumbing arm body 31, plumbing arm round end 32, plumbing arm rotary shaft hole 321, center 322,323, end of grease nipple screwed hole
324th, 325, median plane 326, the ball pin hole 331, two of plumbing arm ball pin end 33, ball pin hole 332, a front Drag link of No. two ends
333rd, the center 335, two of an a rear Drag link 334, center 336, two median plane 337, centrage of centrage 34, two
35th, 4, No. two plumbing arm bushings 5, grease nipple 6, anti-attrition catch 7, adjust pad 8, nut 9, split pins 10 of a plumbing arm bushing.
Specific embodiment
This utility model is described in further detail below in conjunction with description of the drawings and specific embodiment.
Referring to Fig. 1 to Figure 11, plumbing arm assembly in the middle of a kind of bush type of duplex pull rod steering, including mounting bracket 1, hang down
Arm support shaft 2, middle plumbing arm 3, the mounting bracket 1 includes rack body 11 and supporting shaft hole 121, and the middle plumbing arm 3 is wrapped
Plumbing arm body 31 is included, one end of the plumbing arm body 31 is connected with plumbing arm round end 32, plumbing arm round end 32 and offers plumbing arm
Rotary shaft hole 321, the other end of the plumbing arm body 31 is connected with plumbing arm ball pin end 33, and the plumbing arm support shaft 2 is passed successively
Locked by nut 9 after supporting shaft hole 121, plumbing arm rotary shaft hole 321；
One end of the plumbing arm rotary shaft hole 321 is arranged with a plumbing arm bushing 4, the other end of plumbing arm rotary shaft hole 321
No. two plumbing arm bushings 5 are arranged with, anti-attrition catch 7, adjust pad 8 are provided between the plumbing arm round end 32 and nut 9, it is described
Plumbing arm support shaft 2 passes successively 121, plumbing arm bushing 4 of supporting shaft hole, 321, No. two plumbing arm bushings 5 of plumbing arm rotary shaft hole, subtracts
Locked by nut 9 after mill catch 7, adjust pad 8.
The position being located on the outer peripheral face of the plumbing arm round end 32 between a plumbing arm bushing 4 and No. two plumbing arm bushings 5
Grease nipple screwed hole 323 is offered, grease nipple screwed hole 323 is communicated with plumbing arm rotary shaft hole 321, in grease nipple screwed hole 323
It is equipped with grease nipple 6.
A number median plane 326 of the plumbing arm round end 32 is parallel to each other with No. two median planes 337 at plumbing arm ball pin end 33.
A ball pin hole 331 and No. two ball pin holes 332, a ball pin hole are offered on the plumbing arm ball pin end 33
It is equipped with 331 in front Drag link 333, No. two ball pin holes 332 and is equipped with rear Drag link 334.
The center 322 of the plumbing arm rotary shaft hole 321 and a center 335 in a ball pin hole 331 form a center
Line 34, the center 322 of the plumbing arm rotary shaft hole 321 and No. two centers 336 in No. two ball pin holes 332 form No. two centrages
35, the center 335 in a ball pin hole 331 each 10 millimeters adjustable, No. two balls up and down on a centrage 34
No. two centers 336 of pin-and-hole 332 on No. two centrages 35 up and down each 10 millimeters it is adjustable.
The plumbing arm round end 32 includes an end 324 and No. two ends 325, the distance at 324 to No. two ends 325 in an end etc.
In 2~3 times of the width of plumbing arm body 31.
Frustum 12 and rack mounting apertures 13 are provided with the rack body 11, the supporting shaft hole 121 is opened in frustum
12 middle part, the middle part of frustum 12 offers spacing hole 122, and one end of spacing hole 122 communicates with supporting shaft hole 121, spacing hole
122 other end is extended on the end face of rack body 11, the diameter with diameter greater than supporting shaft hole 121 of spacing hole 122, described
The rectangular side for being distributed in frustum 12 of rack mounting apertures 13, the rack body 11 is fixed on vehicle frame by rack mounting apertures 13
On the side of longeron 15.
Away from being respectively arranged between two rack mounting apertures 13 and frustum 12 of frustum 12 in the rack mounting apertures 13
Reinforcement 14.
The plumbing arm support shaft 2 includes being sequentially connected positive stop end 21, interlude 22, the connection end 23 for connecing, the positive stop end
21 are located in spacing hole 122, and screw thread and cotter-pin hold 24 are provided with the outer peripheral face of the connection end 23, and cotter-pin hold 24 is built-in
Be furnished with split pin 10, the nut 9 is connected by screw thread with connection end 23, nut 9 be located at adjust pad 8 and split pin 10 it
Between.
The manufacture material of 4, No. two plumbing arm bushings 5 of a number plumbing arm bushing is bimetallic material.
Principle of the present utility model is described as follows：
The rectangular side for being distributed in frustum of the mounting bracket upper bracket installing hole, on vehicle frame after, Neng Gouyou
The scope of the setting height(from bottom) of effect expansion plumbing arm, highly versatile, meanwhile, in order to increase the strength and stiffness of mounting bracket, in support
Reinforcement is set up between installing hole and supporting shaft hole, certainly, in practical application, it is also possible to be according to demand square by rack mounting apertures
Shape is distributed in the surrounding of frustum, it is also possible to reinforcement is set up between rack mounting apertures, in mounting bracket strength and stiffness are met
Requirement under, it is also possible to set up on rack body lightening hole and change frustum shape.
The middle plumbing arm includes plumbing arm round end, the plumbing arm ball pin end that plumbing arm body and its two ends connect respectively, hangs down
A ball pin hole and No. two ball pin holes are offered on arm ball pin end, ball pin hole is arranged in the side of plumbing arm round end, before and after employing
The structure of arrangement causes to take up room and reduces nearly half, is conducive to being arranged on car load；Plumbing arm assembly can be with the middle of bush type
The axial gap of middle plumbing arm is adjusted by anti-attrition catch and adjust pad, plumbing arm axial gap is 0.1 millimeter, effectively
Plumbing arm axial gap is adjusted, looseness can be prevented, be easy to use and safeguard, improve service life.The periphery of the plumbing arm round end
Position between a plumbing arm bushing and No. two plumbing arm bushings is located on face and offers grease nipple screwed hole, grease nipple screwed hole with
Plumbing arm rotary shaft hole is communicated, and grease nipple is equipped with grease nipple screwed hole, and gap is left between plumbing arm bushing after assembling, on the one hand
Under the premise of the performance for ensureing plumbing arm bushing meets design requirement, the difficulty of processing of bushing is reduced, in the middle of another aspect bushing
There is gap, as oil nozzle tank filler sleeve so that lubricating oil is easily filled；There is gap in the middle of bushing, as the storage area of lubricating oil, hang down
The time of arm bush and plumbing arm support shaft lubrication just becomes longer.The median plane of the plumbing arm round end and plumbing arm ball pin end
Not in same plane, then plumbing arm can have two kinds of assembling modes to median plane, i.e., car load plumbing arm round end median plane is in plumbing arm ball pin
The left side or right side of end median plane so that the distance of plumbing arm ball pin hole relative frame is different, meanwhile, plumbing arm ball pin hole is certain
In the range of it is adjustable, i.e. plumbing arm length range is adjustable, so that applied widely, highly versatile.One on the plumbing arm round end
Number end is equal to 2~3 times of width of plumbing arm body to the distances at No. two ends, and plumbing arm round end is thicker relative to plumbing arm body, hangs down
The contact of plumbing arm bushing and lifting surface area in arm round end is just big, and plumbing arm rotation, is difficult looseness in the middle of energy effective support.
During assembling, middle plumbing arm is assemblied in plumbing arm support shaft together with plumbing arm bushing, grease nipple, plumbing arm rotary shaft hole
End face contact with the end face of the supporting shaft hole in mounting bracket, anti-attrition catch and adjust pad are set in plumbing arm support
On the connection end of axle, end face, the other end of plumbing arm rotary shaft hole of the end face of anti-attrition catch and the interlude of plumbing arm support shaft
Face is in contact, and the other end of anti-attrition catch contacts with the end face of adjust pad, the other end of adjust pad and spiral shell
Female end face contacts, and after nut is assemblied on connection end, split pin is assembled in cotter-pin hold.
Embodiment 1：
Referring to Fig. 1 to Figure 11, plumbing arm assembly in the middle of a kind of bush type of duplex pull rod steering, including mounting bracket 1, hang down
Arm support shaft 2, middle plumbing arm 3, anti-attrition catch 7, adjust pad 8, the mounting bracket 1 includes rack body 11 and supporting shaft hole
121, the middle plumbing arm 3 includes plumbing arm body 31, and one end of the plumbing arm body 31 is connected with plumbing arm round end 32, plumbing arm rotation
Turn to offer plumbing arm rotary shaft hole 321 in end 32, the other end of the plumbing arm body 31 is connected with plumbing arm ball pin end 33, described to hang down
One end of arm rotary shaft hole 321 is arranged with a plumbing arm bushing 4, and the other end of plumbing arm rotary shaft hole 321 is arranged with No. two plumbing arms
Bushing 5, the plumbing arm support shaft 2 passes successively 121, plumbing arm bushing 4 of supporting shaft hole, plumbing arm rotary shaft hole 321, two and hangs down
Locked by nut 9 after arm bush 5, anti-attrition catch 7, adjust pad 8；4, No. two plumbing arm bushings 5 of a number plumbing arm bushing
Manufacture material is bimetallic material.
Embodiment 2：
Substance is with embodiment 1, difference：
Referring to Fig. 1 to Figure 11, a plumbing arm bushing 4 and No. two plumbing arm linings are located on the outer peripheral face of the plumbing arm round end 32
Position between set 5 offers grease nipple screwed hole 323, and grease nipple screwed hole 323 is communicated with plumbing arm rotary shaft hole 321, consistent lubricant
Grease nipple 6 is equipped with mouth screwed hole 323.
Embodiment 3：
Substance is with embodiment 1, difference：
Referring to Fig. 1 to Figure 11, a median plane 326 of the plumbing arm round end 32 and No. two centers at plumbing arm ball pin end 33
Face 337 is parallel to each other；A ball pin hole 331 and No. two ball pin holes 332, a ball are offered on the plumbing arm ball pin end 33
It is equipped with pin-and-hole 331 in front Drag link 333, No. two ball pin holes 332 and is equipped with rear Drag link 334；The plumbing arm rotation
A number center 335 in the center 322 of axis hole 321 and a ball pin hole 331 forms a centrage 34, the plumbing arm rotary shaft hole
No. two centers 336 in 321 center 322 and No. two ball pin holes 332 form No. two centrages 35, a ball pin hole 331
A number center 335 on a centrage 34 up and down each 10 millimeters it is adjustable, No. two centers 336 in No. two ball pin holes 332 exist
On No. two centrages 35 up and down each 10 millimeters it is adjustable；The plumbing arm round end 32 include No. one end 324 with No. two hold 325, No. one
The distance at 324 to No. two ends 325 in end is equal to 2~3 times of the width of plumbing arm body 31.
Embodiment 4：
Substance is with embodiment 1, difference：
Referring to Fig. 1 to Figure 11, frustum 12 and rack mounting apertures 13, the supporting shaft hole are provided with the rack body 11
121 middle parts for being opened in frustum 12, the middle part of frustum 12 offers spacing hole 122, one end of spacing hole 122 and supporting shaft hole
121 communicate, and the other end of spacing hole 122 is extended on the end face of rack body 11, spacing hole 122 with diameter greater than supporting shaft hole
121 diameter, the rectangular side for being distributed in frustum 12 of the rack mounting apertures 13, the rack body 11 is installed by support
Hole 13 is fixed on the side of longitudinal beam 15；In the rack mounting apertures 13 away from frustum 12 two rack mounting apertures 13 with
Reinforcement 14 is respectively arranged between frustum 12；The plumbing arm support shaft 2 includes being sequentially connected the positive stop end 21, interlude for connecing
22nd, connection end 23, the positive stop end 21 is located in spacing hole 122, screw thread is provided with the outer peripheral face of the connection end 23 and is opened
Mouth pin-and-hole 24, in cotter-pin hold 24 split pin 10 is equipped with, and the nut 9 is connected by screw thread with connection end 23,9, nut
Between adjust pad 8 and split pin 10.
Claims (10)
1. plumbing arm assembly in the middle of a kind of bush type of duplex pull rod steering, including mounting bracket（1）, plumbing arm support shaft（2）, in
Between plumbing arm（3）, the mounting bracket（1）Including rack body（11）With supporting shaft hole（121）, the middle plumbing arm（3）Including
Plumbing arm body（31）, the plumbing arm body（31）One end be connected with plumbing arm round end（32）, plumbing arm round end（32）Inside open up
There is plumbing arm rotary shaft hole（321）, the plumbing arm body（31）The other end be connected with plumbing arm ball pin end（33）, the plumbing arm support
Axle（2）Supporting shaft hole is passed successively（121）, plumbing arm rotary shaft hole（321）Pass through nut afterwards（9）Locking, it is characterised in that：
The plumbing arm rotary shaft hole（321）One end be arranged with a plumbing arm bushing（4）, plumbing arm rotary shaft hole（321）It is another
End is arranged with No. two plumbing arm bushings（5）, the plumbing arm round end（32）With nut（9）Between be provided with anti-attrition catch（7）, adjustment
Pad（8）, the plumbing arm support shaft（2）Supporting shaft hole is passed successively（121）, a plumbing arm bushing（4）, plumbing arm rotary shaft hole
（321）, No. two plumbing arm bushings（5）, anti-attrition catch（7）, adjust pad（8）Pass through nut afterwards（9）Locking.
2. plumbing arm assembly in the middle of a kind of bush type of duplex pull rod steering according to claim 1, it is characterised in that：Institute
State plumbing arm round end（32）Outer peripheral face on be located at a plumbing arm bushing（4）With No. two plumbing arm bushings（5）Between position open up
There is grease nipple screwed hole（323）, grease nipple screwed hole（323）With plumbing arm rotary shaft hole（321）Communicate, grease nipple screwed hole
（323）Inside it is equipped with grease nipple（6）.
3. plumbing arm assembly in the middle of a kind of bush type of duplex pull rod steering according to claim 1, it is characterised in that：Institute
State plumbing arm round end（32）A median plane（326）With plumbing arm ball pin end（33）No. two median planes（337）It is parallel to each other.
4. plumbing arm assembly in the middle of a kind of bush type of duplex pull rod steering according to claim 1, it is characterised in that：Institute
State plumbing arm ball pin end（33）On offer a ball pin hole（331）With No. two ball pin holes（332）, a ball pin hole（331）
Inside it is equipped with front Drag link（333）, No. two ball pin holes（332）Inside it is equipped with rear Drag link（334）.
5. plumbing arm assembly in the middle of a kind of bush type of duplex pull rod steering according to claim 4, it is characterised in that：Institute
State plumbing arm rotary shaft hole（321）Center（322）With a ball pin hole（331）A center（335）Form a centrage
（34）, the plumbing arm rotary shaft hole（321）Center（322）With No. two ball pin holes（332）No. two centers（336）Form No. two
Centrage（35）, a ball pin hole（331）A center（335）In a centrage（34）On up and down each 10 millimeters can
Adjust, No. two ball pin holes（332）No. two centers（336）In No. two centrages（35）On up and down each 10 millimeters it is adjustable.
6. plumbing arm assembly in the middle of a kind of bush type of duplex pull rod steering according to claim 1, it is characterised in that：Institute
State plumbing arm round end（32）Including an end（324）With No. two ends（325）, an end（324）To No. two ends（325）Distance etc.
In plumbing arm body（31）2~3 times of width.
7. plumbing arm assembly in the middle of a kind of bush type of duplex pull rod steering according to claim 1, it is characterised in that：Institute
State rack body（11）On be provided with frustum（12）With rack mounting apertures（13）, the supporting shaft hole（121）It is opened in frustum
（12）Middle part, frustum（12）Middle part offer spacing hole（122）, spacing hole（122）One end and supporting shaft hole（121）Phase
It is logical, spacing hole（122）The other end extend to rack body（11）End face on, spacing hole（122）With diameter greater than support shaft
Hole（121）Diameter, the rack mounting apertures（13）It is rectangular to be distributed in frustum（12）Side, the rack body（11）It is logical
Cross rack mounting apertures（13）It is fixed on longitudinal beam（15）Side on.
8. plumbing arm assembly in the middle of a kind of bush type of duplex pull rod steering according to claim 7, it is characterised in that：Institute
State rack mounting apertures（13）In away from frustum（12）Two rack mounting apertures（13）With frustum（12）Between be respectively arranged with plus
Strong muscle（14）.
9. plumbing arm assembly in the middle of a kind of bush type of duplex pull rod steering according to claim 7, it is characterised in that：Institute
State plumbing arm support shaft（2）Including being sequentially connected the positive stop end that connects（21）, interlude（22）, connection end（23）, the positive stop end
（21）Positioned at spacing hole（122）It is interior, the connection end（23）Outer peripheral face on be provided with screw thread and cotter-pin hold（24）, split pin
Hole（24）Inside it is equipped with split pin（10）, the nut（9）By screw thread and connection end（23）It is connected, nut（9）Positioned at tune
Whole pad（8）With split pin（10）Between.
10. plumbing arm assembly in the middle of a kind of bush type of the duplex pull rod steering according to any one in claim 1-9,
It is characterized in that：A number plumbing arm bushing（4）, No. two plumbing arm bushings（5）Manufacture material be bimetallic material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621147736.2U CN206171562U (en) | 2016-10-21 | 2016-10-21 | Plumbing arm assembly between dual -pull -rod a steering system's bush wherein |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621147736.2U CN206171562U (en) | 2016-10-21 | 2016-10-21 | Plumbing arm assembly between dual -pull -rod a steering system's bush wherein |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206171562U true CN206171562U (en) | 2017-05-17 |
Family
ID=58679038
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621147736.2U Withdrawn - After Issue CN206171562U (en) | 2016-10-21 | 2016-10-21 | Plumbing arm assembly between dual -pull -rod a steering system's bush wherein |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206171562U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106394670A (en) * | 2016-10-21 | 2017-02-15 | 东风商用车有限公司 | Bearing-type intermediate plumbing arm assembly of double-pull-rod steering system |
| CN106428207A (en) * | 2016-10-21 | 2017-02-22 | 东风商用车有限公司 | Bushing type intermediate plumbing arm assembly for double pull-rod steering system |
-
2016
- 2016-10-21 CN CN201621147736.2U patent/CN206171562U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106394670A (en) * | 2016-10-21 | 2017-02-15 | 东风商用车有限公司 | Bearing-type intermediate plumbing arm assembly of double-pull-rod steering system |
| CN106428207A (en) * | 2016-10-21 | 2017-02-22 | 东风商用车有限公司 | Bushing type intermediate plumbing arm assembly for double pull-rod steering system |
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20170517 Effective date of abandoning: 20181123 |
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| AV01 | Patent right actively abandoned |
Granted publication date: 20170517 Effective date of abandoning: 20181123 |