CN207128990U - Vertical pulling lever arm - Google Patents
Vertical pulling lever arm Download PDFInfo
- Publication number
- CN207128990U CN207128990U CN201721098831.2U CN201721098831U CN207128990U CN 207128990 U CN207128990 U CN 207128990U CN 201721098831 U CN201721098831 U CN 201721098831U CN 207128990 U CN207128990 U CN 207128990U
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- CN
- China
- Prior art keywords
- hole
- bar segment
- section
- lever arm
- pin
- 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.)
- Expired - Fee Related
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Abstract
The utility model discloses a kind of vertical pulling lever arm, including the transverse bar pieces laterally set, it is connected to the right-hand member of transverse bar pieces and the arc-shaped transition section bent to right back, it is connected to the inclination bar segment of arc-shaped transition section right-hand member and back sweep extension to the right, transverse bar pieces include screw thread bar segment successively from left to right, taper linkage section and straight bar section, taper linkage section is the frustum that diameter tapers into from right to left, the outer peripheral face of taper linkage section is provided with keyway, the diameter of screw thread bar segment is less than the left end diameter of taper linkage section, the left part of screw thread bar segment is provided with the vertical pin-and-hole of up/down perforation and longitudinal pin-and-hole of front and rear insertion, vertical pin-and-hole intersects insertion with longitudinal pin-and-hole and set, the right part for tilting bar segment is additionally provided with the connecting hole of up/down perforation, the aperture of connecting hole becomes larger from top to bottom.The Drag link arm configuration is simple, light weight, and intensity is high, and security is good, meanwhile, it is convenient to be attached with knuckle and Drag link.
Description
Technical field
It the utility model is related to a kind of vertical pulling lever arm.
Background technology
Vertical pulling lever arm is a kind of accessory commonly used in automobile steering system, and one end of existing vertical pulling lever arm is generally fixed to be connected
It is connected on knuckle, the other end is together with one end hinged connection of Drag link, and the other end of Drag link and rocking arm hinge load
It is connected together, therefore, when rocking arm is swung, rocking arm pulls Drag link arm swing by Drag link, so as to drive knuckle to carry out
The swing of corresponding amplitude, then complete the go to action of wheel；But it is a direct rod shape arm that existing vertical pulling lever arm, which is typically,
Body, it is thus impossible to which efficient pass to knuckle by the power of Drag link, simultaneously as existing Drag link arm configuration is not
Rationally, therefore under high load capacity working condition, also easily there is the problem of being broken and deforming.
Utility model content
The technical problems to be solved in the utility model is to provide a kind of simple in construction, intensity height, the good Drag link of security
Arm.
In order to solve the above technical problems, the utility model include laterally set transverse bar pieces, be connected to transverse bar pieces
Right-hand member and to right back bend arc-shaped transition section, be connected to arc-shaped transition section right-hand member and to the right back sweep extend tilting bar
Section, it is structurally characterized in that：The transverse bar pieces include screw thread bar segment, taper linkage section and straight bar section successively from left to right, described
Taper linkage section is the frustum that diameter tapers into from right to left, and the outer peripheral face of the taper linkage section is provided with keyway, institute
The diameter for stating screw thread bar segment is less than the left end diameter of taper linkage section, and the left part of the screw thread bar segment is provided with the perpendicular of up/down perforation
To pin-and-hole and longitudinal pin-and-hole of front and rear insertion, the vertical pin-and-hole intersects insertion with longitudinal pin-and-hole and set, the inclination bar segment
Right part is additionally provided with the connecting hole of up/down perforation, and the aperture of the connecting hole becomes larger from top to bottom.
After said structure, the taper linkage section of the utility model left end is inserted into the taper connecting hole of knuckle
In, and it is circumferentially fixed to the utility model progress by the key body in keyway, meanwhile, spiral shell fills locking nut in screw thread bar segment,
So as to which most the utility model is fixedly connected on knuckle at last, meanwhile, Drag link is carried out by ball head device and connecting hole
Connection；In addition, split pin can be inserted into vertical pin-and-hole or longitudinal pin-and-hole by worker, so as to prevent that it is de- that locking nut from occurring
Fall, then improve security of the present utility model, and open up vertical pin-and-hole and longitudinal pin-and-hole be for convenience operator according to
The operating position of oneself, flexibly split pin is inserted into vertical pin-and-hole or the longitudinal pin-and-hole of convenient insertion, then improved
Operating efficiency；Therefore, when the rocking arm in steering is swung, rocking arm pulls Drag link arm swing by Drag link, so as to drive
Dynamic knuckle carries out the swing of corresponding amplitude, then completes the go to action of wheel；And the utility model is simple in construction, intensity compared with
Height, the torque of Drag link effectively can be passed into knuckle.
In order to mitigate weight of the present utility model, while and can ensures that the utility model has preferable structural strength, by
Straight bar section that from left to right is connected in turn, arc-shaped transition section and tilt the width of bar segment in the horizontal plane and keep equal, by
The thickness up and down of straight bar section, arc-shaped transition section and inclination bar segment that from left to right is connected in turn is gradually thinning from left to right.
In order to ensure that the utility model and Drag link have preferable bonding strength, the right part for tilting bar segment is perpendicular
To the cylindric end of setting, the cylindric end diameter, which is more than, tilts the width of bar segment in the horizontal plane, the connecting hole
It is coaxially disposed with cylindric end.
In order to increase the structural strength of cylindric end, the upper surface of the cylindric end is higher than the inclination bar segment in left side
Top surface, the bottom surface of the lower surface of the cylindric end less than the inclination bar segment in left side.
In order to facilitate inserting split pin, the both ends of the vertical pin-and-hole and longitudinal pin-and-hole are provided with the small taper of outer imperial palace and are oriented to
Hole.
The keyway is woodruff key keyway.
The angle tilted between bar segment and transverse bar pieces is 140 degree or so.
In summary, the utility model is simple in construction, light weight, and intensity is high, and security is good, meanwhile, convenient and knuckle
It is attached with Drag link.
Brief description of the drawings
The utility model is described in further detail with reference to the accompanying drawings and detailed description：
Fig. 1 is main structure diagram of the present utility model；
Fig. 2 is overlooking the structure diagram of the present utility model；
Fig. 3 is the section structure diagram of the line A-A along Fig. 2；
Fig. 4 is the cross section structure diagram of the line B-B along Fig. 2.
Embodiment
Referring to the drawings, the vertical pulling lever arm include laterally set transverse bar pieces 1, be connected to transverse bar pieces 1 right-hand member and to
The arc-shaped transition section 2 of right back bending, the inclination bar segment 3 for being connected to the right-hand member of arc-shaped transition section 2 and back sweep extension to the right, should
Transverse bar pieces 1, arc-shaped transition section 2 and inclination bar segment 3 are integrally formed preferably by way of forging and after carrying out bending；Separately
Outside, because vertical pulling lever arm is connected between knuckle in the steering system and Drag link, therefore, in order to reasonably by vertical pulling
The power of bar passes to universal joint, as shown in Fig. 2 it is the biography according to power to tilt the angle a between bar segment 3 and transverse bar pieces 1
Pass angle and carry out respective design, as shown in Fig. 2 preferably 140 degree of angle a, naturally it is also possible to select between 130-150 degree
Numerical value.
With continued reference to accompanying drawing, it is attached in order to facilitate the utility model and knuckle, transverse bar pieces 1 are from left to right successively
Including screw thread bar segment 4, taper linkage section 5 and straight bar section 6；First, in order to mitigate weight of the present utility model, while and can ensures
The utility model has preferable structural strength, the straight bar section 6 that is connected in turn from left to right, arc-shaped transition section 2 and inclines
The width of brace section 3 in the horizontal plane keeps equal, straight bar section 6, the and of arc-shaped transition section 2 being connected in turn from left to right
It is then gradually thinning from left to right to tilt the thickness up and down of bar segment 3, secondly, the left part section configuration of the straight bar section 6 is preferably to justify
Shape, right part section configuration are preferably ellipse, and accordingly, the section configuration of arc-shaped transition section 2 and inclination bar segment 3 is preferably also
Ellipse.In addition, the taper linkage section 5 is the frustum that diameter tapers into from right to left, and secondly, the right side of taper linkage section 5
Hold size equal with the left end outer profile size of straight bar section 6, in addition, keyway 7 is additionally provided with the outer peripheral face of taper linkage section 5, should
Keyway 7 is woodruff key keyway；Secondly, the diameter of screw thread bar segment 4 is less than the left end diameter of taper linkage section 5, in addition, screw thread bar segment
4 left part is additionally provided with the vertical pin-and-hole 8 of up/down perforation and longitudinal pin-and-hole 9 of front and rear insertion, the vertical pin-and-hole 8 and longitudinal pin-and-hole
9, which intersect insertion, is set；Therefore, when the utility model and knuckle are attached, first by the taper of the utility model left end
Linkage section 5 is inserted into the taper connecting hole 10 of knuckle, and carries out week to the utility model by the woodruff key body in keyway 7
To fixation, meanwhile, spiral shell fills locking nut in screw thread bar segment 4, so as to which most the utility model is fixedly connected on knuckle at last；
In addition, split pin can be inserted into vertical pin-and-hole 8 or longitudinal pin-and-hole 9 by worker, so as to prevent locking nut from falling off, after
And security of the present utility model is improved, and it is according to oneself in order to facilitate operator to open up vertical pin-and-hole 8 and longitudinal pin-and-hole 9
Operating position, flexibly split pin is inserted into one of pin-and-hole of convenient insertion, then improves packaging efficiency；Separately
Outside, inserting split pin for convenience, the both ends of vertical pin-and-hole 8 and longitudinal pin-and-hole 9 are additionally provided with the small taper pilot hole 12 of outer imperial palace.
In addition, the utility model is attached with Drag link for convenience, the right part of inclination bar segment 3 is additionally provided with to be passed through up and down
Logical connecting hole 10, the aperture of the connecting hole 10 become larger from top to bottom, and therefore, Drag link can be by ball head device with being connected
Hole 10 is attached；And in order to ensure that the utility model and Drag link have preferable bonding strength, tilt the right part of bar segment 3
For vertically arranged cylindric end 11, the cylindric diameter of end 11, which is more than, tilts the width of bar segment 3 in the horizontal plane, accordingly
, the connecting hole 10 is coaxially disposed with cylindric end 11；In addition, the ball head device on Drag link is connected to cylinder for convenience
On shape end 11, and increase the structural strength of cylindric end 11, the upper surface of cylindric end 11 is preferably above inclining for left side
The top surface of brace section 3, and the lower surface of cylindric end 11 is preferably shorter than the bottom surface of the inclination bar segment 3 in left side.Therefore, when this reality
After new be connected between the knuckle in steering and Drag link, when the rocking arm in steering is swung, rocking arm leads to
Cross Drag link and pull Drag link arm swing, so as to drive knuckle to carry out the swing of corresponding amplitude, then complete the steering of wheel
Action.
In summary, the utility model is not limited to above-mentioned embodiment.Those skilled in the art, this reality is not being departed from
On the premise of with new spirit and scope, some change and modification can be done, it is new that all these changes all should fall into this practicality
The protection domain of type.
Claims (7)
1. a kind of vertical pulling lever arm, including the transverse bar pieces laterally set（1）, be connected to transverse bar pieces（1）Right-hand member and to the right after
The arc-shaped transition section just bent（2）, be connected to arc-shaped transition section（2）Right-hand member and the inclination bar segment of back sweep extension to the right（3）,
It is characterized in that：The transverse bar pieces（1）Include screw thread bar segment successively from left to right（4）, taper linkage section（5）And straight bar section
（6）, the taper linkage section（5）The frustum tapered into for diameter from right to left, the taper linkage section（5）Outer peripheral face
It is provided with keyway（7）, the screw thread bar segment（4）Diameter be less than taper linkage section（5）Left end diameter, the screw thread bar segment
（4）Left part be provided with up/down perforation vertical pin-and-hole（8）With longitudinal pin-and-hole of front and rear insertion（9）, the vertical pin-and-hole（8）With
Longitudinal pin-and-hole（9）Intersect insertion to set, the inclination bar segment（3）Right part be additionally provided with the connecting hole of up/down perforation（10）, institute
State connecting hole（10）Aperture become larger from top to bottom.
2. vertical pulling lever arm as claimed in claim 1, it is characterised in that:The straight bar section being connected in turn from left to right（6）、
Arc-shaped transition section（2）With inclination bar segment（3）Width in the horizontal plane keeps equal, and what is be connected in turn from left to right is straight
Bar segment（6）, arc-shaped transition section（2）With inclination bar segment（3）Thickness up and down from left to right gradually it is thinning.
3. vertical pulling lever arm as claimed in claim 1, it is characterised in that:The inclination bar segment（3）Right part to be vertically arranged
Cylindric end（11）, the cylindric end（11）Diameter, which is more than, tilts bar segment（3）Width in the horizontal plane, the company
Connect hole（10）With cylindric end（11）It is coaxially disposed.
4. vertical pulling lever arm as claimed in claim 3, it is characterised in that:The cylindric end（11）Upper surface higher than a left side
The inclination bar segment of side（3）Top surface, the cylindric end（11）Lower surface be less than left side inclination bar segment（3）Bottom surface.
5. vertical pulling lever arm as claimed in claim 1, it is characterised in that:The vertical pin-and-hole（8）With longitudinal pin-and-hole（9）Two
End is provided with the small taper pilot hole of outer imperial palace（12）.
6. vertical pulling lever arm as claimed in claim 1, it is characterised in that:The keyway（7）For woodruff key keyway.
7. vertical pulling lever arm as claimed in claim 1, it is characterised in that:The angle that tilts between bar segment and transverse bar pieces is
140 degree or so.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721098831.2U CN207128990U (en) | 2017-08-30 | 2017-08-30 | Vertical pulling lever arm |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721098831.2U CN207128990U (en) | 2017-08-30 | 2017-08-30 | Vertical pulling lever arm |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207128990U true CN207128990U (en) | 2018-03-23 |
Family
ID=61636888
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721098831.2U Expired - Fee Related CN207128990U (en) | 2017-08-30 | 2017-08-30 | Vertical pulling lever arm |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207128990U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113104110A (en) * | 2021-05-24 | 2021-07-13 | 德惠市北方汽车底盘零部件有限公司 | Bent pull rod, manufacturing method thereof and automobile chassis |
-
2017
- 2017-08-30 CN CN201721098831.2U patent/CN207128990U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113104110A (en) * | 2021-05-24 | 2021-07-13 | 德惠市北方汽车底盘零部件有限公司 | Bent pull rod, manufacturing method thereof and automobile chassis |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180323 Termination date: 20200830 |