CN107719467A - Stub installation locking structure - Google Patents
Stub installation locking structure Download PDFInfo
- Publication number
- CN107719467A CN107719467A CN201710964620.0A CN201710964620A CN107719467A CN 107719467 A CN107719467 A CN 107719467A CN 201710964620 A CN201710964620 A CN 201710964620A CN 107719467 A CN107719467 A CN 107719467A
- Authority
- CN
- China
- Prior art keywords
- stub
- knuckle
- hole
- locking structure
- installation locking
- 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.)
- Pending
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62D—MOTOR VEHICLES; TRAILERS
- B62D7/00—Steering linkage; Stub axles or their mountings
- B62D7/18—Steering knuckles; King pins
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Pivots And Pivotal Connections (AREA)
Abstract
The invention discloses a kind of stub installation locking structure, including：I-beam, stub and knuckle, knuckle includes top and bottom, and knuckle through hole is respectively formed with top and bottom；I-beam has I-beam through hole, and I-beam is between top and bottom；Stub penetrates knuckle through hole and I-beam through hole, is rotatably assorted between stub and I-beam, stub is fixedly connected with knuckle；Also include：Spindle arm, spindle arm are fixedly installed on the bottom surface of bottom.In the stub installation locking structure of the present invention, spindle arm is fixed and is located on knuckle, and it is located at the lowermost portion of total, will not be interfered with other structures, more flexible so as to rotate.Further, the fluting for accommodating lock pin will not be set on I-beam, improve the intensity of I-beam.Lubrication runner is provided with stub, ensures the fluency rotated between stub and I-beam.It is simultaneously fixed between stub and knuckle, the abrasion to stub end cap, master pin closure will not occur.
Description
Technical field
The present invention relates to vehicle structure, more particularly to a kind of stub installation locking structure.
Background technology
The schematic diagram of stub installation locking structure in the prior art referring to Figure 1A, it include I-beam 01, lock pin 02,
Knuckle 03, stub 04, end cap 05, spindle arm 06 and fixing axle 07.
It is well known that stub 04 is the building block of propons, it is that knuckle 03 and I-beam 01 are fixed on into one that it, which is acted on,
Rise, knuckle 03 is rotated around the end of I-beam 01, general stub 04 passes through the holes up and down and I-beam 01 of knuckle 03
Fist portion hole, kingpin bore side is provided with lock pin 04 on I-beam 01, positioned at the fist portion of I-beam 01.
Lock pin 04 is located at the fist portion one end of I-beam 01, and stress is bad, in loading process is carried, lock pin 04 and I-beam 01
Easily abrasion, deformation, phenomena such as vehicle brakes shake, brake side-slipping occurs in this.The blanking cover 05 of stub 04 is fixed with stub 04
Together, and stub 04 is fixed together with I-beam 01, this cause propons turn to when, knuckle 03 produces with blanking cover 05
Raw relative motion, the inside of blanking cover 05 are steel skeleton construction, and outside covering rubber, this can cause the rubber part on blanking cover 05 to produce
Abrasion, so as to lose the sealing function to main 04 pin.
In addition, spindle arm 06 is arranged on I-beam 01, and is located at the part of I-beam 01 and the angle of knuckle 03, this
Returning causes the steering angle of propons to be limited, and as shown in Figure 1B, refers to i.e. visible spindle arm 06 and knuckle 03 at arrow A and easily sends out
It is raw limited, typically it is easy for stopping when rotating more than 44 degree.Meanwhile the structure causes to bear during the work of spindle arm 06
, risk of breakage be present in larger eccentric moment.
The content of the invention
It is an object of the invention to provide a kind of stub installation locking structure, the slewing area of its spindle arm is bigger, rotates
It is unrestricted, meanwhile, the stub of the structure and the intensity of I-beam are high, have good rotation relation between stub and I-beam,
It is not susceptible to wear, is integrally improved reliability.
The stub installation locking structure of the present invention, including：I-beam, stub and knuckle, the knuckle include top
And bottom, and knuckle through hole is respectively formed with the top and bottom；The I-beam has I-beam through hole, the work
Word beam is between the top and bottom；The stub penetrates the knuckle through hole and the I-beam through hole, and institute
State and be rotatably assorted between stub and the I-beam, the stub is fixedly connected with the knuckle；Also include：Spindle arm,
The spindle arm is fixedly installed on the bottom surface of the bottom.
Stub installation locking structure as described above, wherein, there is lubrication runner, the lubrication runner on the stub
Starting point is located at the end of the stub, and the terminal of the lubrication runner is formed to be located in the I-beam through hole in the stub
On wall.
Stub installation locking structure as described above, wherein, the lubrication flow road has sprue and branch flow passage, described
Sprue axially extends from the top of the stub and/or bottom, and the branch flow passage at least has two, divides described in every
One end of branch flow passage connects the sprue, and the other end penetrates the wall that the stub is located in the I-beam through hole.
Stub installation locking structure as described above, wherein, in addition to hollow bolt, inserted from the section start of the sprue
Enter in the sprue, and one end of the hollow bolt is exposed from the stub；The hollow bolt is from the stub
On be provided with lubricating fluid refueling nozzle on the part exposed.
Stub installation locking structure as described above, wherein, the stub top is provided with stub end cap, the stub end
Lid is fixedly connected by bolt with the knuckle.
Stub installation locking structure as described above, wherein, the stub top is provided with stub end cap, the stub end
Lid is fixedly connected by bolt with the knuckle；It is described when the sprue axially extends from the top of the stub
Formed with the through hole passed through for the hollow bolt on stub end cap；When the sprue prolongs vertically from the bottom of the stub
When stretching, the through hole passed through for the hollow bolt is also formed with the spindle arm.
Stub installation locking structure as described above, wherein, it is provided with bushing between the I-beam and the stub.
Stub installation locking structure as described above, wherein, it is provided with plane between the I-beam and the bottom
Bearing, the plane bearing are set in outside the stub.
Stub installation locking structure as described above, wherein, in addition to：Lock pin, the lock pin are divided into latch-locking and lower lock
Pin, the latch-locking are arranged between the stub and the top, and the lower lock pin is arranged on the stub and the bottom
Between.
In the stub installation locking structure of the present invention, spindle arm is fixed and is located on knuckle, specifically at knuckle bottom
The bottom surface in portion, it is clear that it is located at the lowermost portion of total, will not be interfered with other structures, more flexible so as to rotate.
Further, the fluting for accommodating lock pin will not be set on I-beam, improve the intensity of I-beam.Simultaneously between stub and knuckle
It is fixed, the abrasion to stub end cap, master pin closure will not occur.
In some embodiments, also tool is suitable by being rotated between plane bearing and bushing raising I-beam and stub
Smooth degree.Knuckle and stub are fixed by lock pin, improves and coordinates intensity.
Brief description of the drawings
Figure 1A and Figure 1B is the schematic diagram of stub installation locking structure in the prior art；
Fig. 2 is a kind of schematic diagram of embodiment of stub installation locking structure of the present invention；
Fig. 3 is the schematic diagram of stub installation locking structure another kind embodiment of the present invention；
Fig. 4 is the partial enlarged drawing of stub installation locking structure upper of the present invention point；
Fig. 5 is the front view of stub installation locking structure of the present invention；
Fig. 6 is Fig. 5 A-A sectional views；
Fig. 7 is the schematic diagram of spindle arm in stub installation locking structure of the present invention.
Reference：
Prior art：I-beam 01, lock pin 02, knuckle 03, stub 04, end cap 05, spindle arm 06, fixing axle 07.
The application：I-beam 1, stub 2, knuckle 3, bushing 4, plane bearing 5, lock pin 7, stub end cap 8, hollow bolt
10th, gasket seal 12, spindle arm 13, sprue 91, branch flow passage 92.
Embodiment
Embodiments of the invention are described below in detail, the example of the embodiment is shown in the drawings, wherein from beginning to end
Same or similar label represents same or similar element or the element with same or like function.Below with reference to attached
The embodiment of figure description is exemplary, is only used for explaining the present invention, and is not construed as limiting the claims.
The present invention discloses a kind of stub installation locking structure, and referring to Fig. 2 and Fig. 3, it mainly includes I-beam 1, the and of stub 2
Knuckle 3, the knuckle 3 includes top and bottom, and knuckle through hole is respectively formed with top and bottom；The I-beam
1 has I-beam through hole, and the I-beam 1 is between the top and bottom；The stub 2 penetrates the knuckle through hole
With the I-beam through hole, and it is rotatably assorted between the stub 2 and the I-beam 1, the stub 2 and the knuckle
3 are fixedly connected；The fixed form of the stub 2 and knuckle 3 has a variety of, can illustrate below.
Further, on the bottom surface of bottom, spindle arm 13 is additionally provided with, certainly, as shown in Figure 2, the spindle arm
13 also are located at the bottom surface of stub 2.The obvious spindle arm 13 is located at integrally-built lowest part, will not interfere, not influence
Rotate.
Above-mentioned stub 2 is fixedly connected with knuckle 3, i.e., the two will not be relatively rotated, corresponding this annexation, stub 2
It is rotary between I-beam 1, in order to ensure the fluency of the rotation, avoids wear damage, there is therebetween profit
Synovia, in order to realize the inflow of lubricating fluid, there is lubrication runner on the stub 2, the lubrication runner starting point is positioned at described
The end of stub 2, the terminal of the lubrication runner is formed to be located on the wall in the I-beam through hole in the stub 2.
Preferably, the lubricating fluid can be butter.Here lubricating fluid is to be referred to as, and does not consider the shape of the butter under the influence of temperature
State.Further, plane bearing 5 is provided between I-beam 1 and the bottom, the plane bearing 5 is set in the stub 2
Outside.Certainly, in some embodiments it is possible to set plane bearing 5 between I-beam 1 and top.Plane bearing 5 be for
Reduce the frictional force between I-beam 1 and knuckle 3, avoid wearing.Due to gravity, I-beam 1 and the friction of bottom
Power can be larger, therefore the plane bearing 5 is at least set between I-beam 1 and bottom.
The friction that I-beam 1 and knuckle 3 are avoided along the axial direction of stub 2 is described above, is saying one below
Kind avoids I-beam 1 and knuckle 3 from rubbing in the radial direction in stub 2, reduces the method for friction in other words, i.e. the He of I-beam 1
Space B is left between knuckle 3, more refers to space B in the radial direction here, space B is shown referring to Fig. 2.Certainly, scheme
In only as signal, do not limit its specific shapes and sizes.
The structure of explanation lubrication runner below, it is preferred that lubrication flow road has sprue 91 and branch flow passage 92, the master
Runner 91 axially extends from the top of the stub 2 and/or bottom, and the branch flow passage 92 at least has two, every institute
The one end for stating branch flow passage 92 connects the sprue 91, and the other end penetrates the stub 2 and is located in the I-beam through hole
Wall.
As shown in Figures 2 and 3, in the top of stub 2 and bottom all formed with sprue 91, they axially prolong along stub 2
Stretch, and can connect, branch flow passage 92 only shows 2 in figure, but restriction there can only be two, the two affluent-dividings
Road 92 extends in 180 degree to both sides.So, lubricating fluid can be located at work along sprue 91 and the runner stub 2 of branch flow passage 92
Wall in word beam through hole.
Sprue 91 can be positioned only at top or be positioned only at bottom, and branch flow passage 92 also not necessarily will be same
Plane, they can be staggered, to improve the uniformity coefficient of lubricating fluid.As shown in fig. 6, sprue 91 is just positioned only at bottom
End.
It is to be understood that in certain embodiments, stub 2 is directly rotatably assorted with I-beam through hole, and lubricating fluid is just at the two
Between lift lubrication, and in other embodiment, bushing 4, i.e. I-shaped are provided between I-beam 1 and the stub 2
There is bushing 4 in beam through hole, stub 2 directly contacts with bushing 4, then now, lubricating fluid just rises between bushing 4 and stub 2
To lubricating function.
Preferably, sprue 91 section start inserted with hollow bolt 10, one end of hollow bolt 10 is from the stub 2
On expose, be provided with lubricating fluid refueling nozzle 11 on the part that hollow bolt 10 exposes from the stub 2.
The top of stub 2 is provided with stub end cap 8, and the stub end cap 8 is fixed by bolt and the knuckle 3 to be connected
Connect.
With reference to above-mentioned hollow bolt 10 and stub end cap 8, hollow bolt 10 is except that can play installation lubricating fluid refueling nozzle
11 effects are outer, moreover it is possible to play the fixation to stub end cap 8 and lead to, mainly fix they and stub 2, i.e., have on stub end cap 8
There is the through hole passed through for hollow bolt 10.It is appreciated that stub end cap 8, stub 2 and knuckle are secured together.It is in addition, hollow
Bolt 10 can also play sealing function to the sprue 91 in stub 2.
Certainly, fixation of the hollow bolt 10 to stub end cap 8, it is in the case of the top of stub 2 is provided with sprue 91
Set up, if not setting sprue on the top of stub 2, the mode such as screw, welding, fixed stub end cap 8 and master can be used
Pin 2.
Further, just have in the case of the bottom of stub 2 is provided with sprue 91, on spindle arm 13 and supply hollow spiral shell
The through hole that bolt 10 is perforated, and hollow bolt 10 also plays the fixation to spindle arm 13.
The mode of stub 2 and the fixation of knuckle 3 is described above mainly by being blocked up including bolt, hollow bolt 10, stub
Including lid 6 and stub end cap 8 etc. structure realize be relatively fixed, illustrate another fixed form below.
Referring to Fig. 3, in the fixed form, lock pin 7 is used, lock pin 7 divides for latch-locking and lower lock pin, the latch-locking
It is arranged between the stub 2 and the top, the lower lock pin is arranged between the stub 2 and the bottom.
The setting of lock pin 7 is fixed to one another stub 2 and knuckle 3, does not rotate, and lock pin 7 divides for latch-locking and lower lock
Pin, the two position is different, and 26S Proteasome Structure and Function can be identical.The setting direction of lock pin 7 can have it is a variety of, such as with stub 2
Setting direction it is parallel, naturally it is also possible to be vertical.It is such as spherical to use meanwhile it is cylindrical structural that lock pin 7, which is not, yet
In the application, as long as can realize that stub 2 and knuckle 3 are relatively fixed.
Preferably, with reference to Fig. 4, gasket seal 12 is additionally provided between hollow bolt 10 and stub end cap 8.
In a preferred embodiment, fixed part is formed referring to Fig. 5 to Fig. 7, one end of the spindle arm 13
131, the other end forms installation portion 132, and the fixed part 131 is fixedly installed on the bottom surface of the bottom, and the installation 132 has
Cross-bar connector ball pin mounting hole.As shown in Figure 2, the spindle arm 13 also is located at the bottom surface of stub 2.The obvious spindle arm
13 are located at integrally-built lowest part, will not interfere, not influence to rotate.
The fixed part 131 is consolidated through the fixing hole 133 formed with fixing hole 133, screw on the fixed part 131
Surely it is connected to the bottom surface of the bottom.As shown in Figure 6 and Figure 7, the fixing hole 133 can have multiple, preferably use three
Individual fixing hole, the bottom surface of the bottom of knuckle 3 is fixed to by screw.
Construction, feature and the action effect of the present invention, above institute is described in detail according to the embodiment shown in schema above
Only presently preferred embodiments of the present invention is stated, but the present invention is not to limit practical range shown in drawing, it is every according to structure of the invention
Want made change, or be revised as the equivalent embodiment of equivalent variations, when still without departing from specification and illustrating covered spirit,
All should be within the scope of the present invention.
Claims (9)
1. a kind of stub installation locking structure, including：I-beam (1), stub (2) and knuckle (3), it is characterised in that
The knuckle (3) includes top and bottom, and knuckle through hole is respectively formed with the top and bottom；
The I-beam (1) has I-beam through hole, and the I-beam (1) is between the top and bottom；
The stub (2) penetrates the knuckle through hole and the I-beam through hole, and the stub (2) and the I-beam
(1) it is rotatably assorted between, the stub (2) is fixedly connected with the knuckle (3)；
Also include：Spindle arm (13), the spindle arm (13) are fixedly installed on the bottom surface of the bottom.
2. stub installation locking structure according to claim 1, it is characterised in that
There is lubrication runner on the stub (2), the lubrication runner starting point is located at the end of the stub (2), the profit
The terminal in slip-stream road is formed to be located on the wall in the I-beam through hole in the stub (2).
3. stub installation locking structure according to claim 2, it is characterised in that
The lubrication flow road has a sprue (91) and branch flow passage (92), and the sprue (91) is from the top of the stub (2)
End and/or bottom axially extend, and the branch flow passage (92) at least has two, one end of every branch flow passage (92)
The sprue (91) is connected, the other end penetrates the wall that the stub (2) is located in the I-beam through hole.
4. stub installation locking structure according to claim 3, it is characterised in that
Also include hollow bolt (10), inserted from the section start of the sprue (91) in the sprue (91), and it is described
Expose from the stub (2) one end of hollow bolt (10)；
Lubricating fluid refueling nozzle (11) is provided with the part that the hollow bolt (10) is exposed from the stub (2).
5. stub installation locking structure according to claim 1, it is characterised in that
Stub (2) top is provided with stub end cap (8), and the stub end cap (8) is solid by bolt and the knuckle (3)
Fixed connection.
6. stub installation locking structure according to claim 4, it is characterised in that
Stub (2) top is provided with stub end cap (8), and the stub end cap (8) is solid by bolt and the knuckle (3)
Fixed connection；
When the sprue (91) axially extends from the top of the stub (2), formed with confession on the stub end cap (8)
The through hole that the hollow bolt (10) passes through；
When the sprue (91) axially extends from the bottom of the stub (2), also formed on the spindle arm (13)
There is the through hole passed through for the hollow bolt (10).
7. stub installation locking structure according to claim 1, it is characterised in that
Bushing (4) is provided between the I-beam (1) and the stub (2).
8. stub installation locking structure according to claim 1, it is characterised in that
Plane bearing (5) is provided between the I-beam (1) and the bottom, the plane bearing (5) is set in described
Stub (2) is outside.
9. stub installation locking structure according to claim 1, it is characterised in that
Also include：Lock pin (7), the lock pin (7) are divided into latch-locking and lower lock pin, and the latch-locking is arranged on the stub (2)
Between the top, the lower lock pin is arranged between the stub (2) and the bottom.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710964620.0A CN107719467A (en) | 2017-10-17 | 2017-10-17 | Stub installation locking structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710964620.0A CN107719467A (en) | 2017-10-17 | 2017-10-17 | Stub installation locking structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107719467A true CN107719467A (en) | 2018-02-23 |
Family
ID=61211807
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710964620.0A Pending CN107719467A (en) | 2017-10-17 | 2017-10-17 | Stub installation locking structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107719467A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1249420A (en) * | 1968-11-27 | 1971-10-13 | Daimler Benz Ag | Improvements relating to steering heads for vehicle wheels |
| CN201520333U (en) * | 2009-09-21 | 2010-07-07 | 重庆大江工业有限责任公司 | Large speed ratio non-driven steering front shaft |
| CN203888874U (en) * | 2014-05-09 | 2014-10-22 | 杭州汇丰车桥有限公司 | Lubrication system for front axle steering |
| CN204623559U (en) * | 2015-04-24 | 2015-09-09 | 北京福田戴姆勒汽车有限公司 | A kind of steering swivel mounting structure and there is its vehicle |
| CN204870365U (en) * | 2015-08-21 | 2015-12-16 | 温岭市中达精密钢件有限公司 | Front axle connecting seat in car |
-
2017
- 2017-10-17 CN CN201710964620.0A patent/CN107719467A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1249420A (en) * | 1968-11-27 | 1971-10-13 | Daimler Benz Ag | Improvements relating to steering heads for vehicle wheels |
| CN201520333U (en) * | 2009-09-21 | 2010-07-07 | 重庆大江工业有限责任公司 | Large speed ratio non-driven steering front shaft |
| CN203888874U (en) * | 2014-05-09 | 2014-10-22 | 杭州汇丰车桥有限公司 | Lubrication system for front axle steering |
| CN204623559U (en) * | 2015-04-24 | 2015-09-09 | 北京福田戴姆勒汽车有限公司 | A kind of steering swivel mounting structure and there is its vehicle |
| CN204870365U (en) * | 2015-08-21 | 2015-12-16 | 温岭市中达精密钢件有限公司 | Front axle connecting seat in car |
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|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20180223 |
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| RJ01 | Rejection of invention patent application after publication |