CN208789768U - A kind of motor turning Drag link - Google Patents
A kind of motor turning Drag link Download PDFInfo
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- CN208789768U CN208789768U CN201821623784.3U CN201821623784U CN208789768U CN 208789768 U CN208789768 U CN 208789768U CN 201821623784 U CN201821623784 U CN 201821623784U CN 208789768 U CN208789768 U CN 208789768U
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- ball
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- wall
- drag link
- plug division
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Abstract
The utility model provides a kind of motor turning Drag link, belongs to technical field of automobile accessories.It solves that existing motor turning Drag link energy-absorbing conquassation effect is undesirable, can not mitigate the problems such as axial impact force.This motor turning Drag link includes shaft and ball pin, the both ends of shaft all have ball seat, the ball head of ball pin is located in ball seat, the inner end of ball seat is fixed with support base, ball bowl one is equipped between ball head and support base, spring is equipped between the outer wall and support base of ball bowl one, the outer end of ball seat is threaded with adjustment seat, ball bowl two is equipped between adjustment seat and ball head, the outer wall of shaft vulcanizes the rubber sleeve that is connected, shaft includes shaft one and shaft two, it is the conical surface that shaft one, which has the outer wall of plug division and plug division, plug division is equipped with conquassation hole, there is shaft two inner wall of the jack and jack that are inserted into for plug division to be matched with the setting of plug division outer wall.It is good and protective is good that the utility model can mitigate axial impact force, energy-absorbing conquassation effect.
Description
Technical field
The utility model belongs to technical field of automobile accessories, is related to a kind of motor turning accessory, in particular to a kind of automobile
Steering drag link.
Background technique
The effect of motor turning Drag link is the power for transmitting pitman arm and movement is transmitted to steering trapezoidal arm (or knuckle
Arm), the existing pulling force of power suffered by it also has pressure, therefore connecting pin all uses ball pin.
Such as Chinese patent literature data discloses a kind of steel rose joint assembly [application number: 200920280280.0；
Authorization Notice No.: CN201568442U], the top of ball pin is equipped with slotted nut, and slotted nut is fixed by split pin, ball pin
Lower end connect with connector, the top of connector is upper ball base, dust cover is equipped on the top perimeter wall of connector, in dust cover
Bottom is equipped with dust cover retainer ring, and the lower part of connector is lower ball base, is equipped with spring in the bottom of lower ball base, spring is by being located on connector
Bottom plate fix.
The steel rose joint assembly stated is applied in steering drag link, can be avoided ball seat early stage looseness and vehicle is caused to be sent out
It trembles, send out the phenomenon that pendulum, but the gap that ball head part is generated by abrasion can only be eliminated, Drag link axis direction cannot be mitigated
Impact force, and the shaft energy-absorbing conquassation effect of existing straight-drawing pole is not ideal enough, other straight-drawing pole working environment
Badly, the protective of shaft is bad, and service life is short.
Summary of the invention
The purpose of this utility model is to provide a kind of can mitigate for the above-mentioned problems in the prior art and axially rush
Hit power, the energy-absorbing conquassation motor turning Drag link that effect is good and protective is good.
The purpose of this utility model can be realized by the following technical scheme: a kind of motor turning Drag link, including shaft
And ball pin, the both ends of the shaft all have ball seat, the top edge of the ball seat is fastened with dust cover, the ball pin
Ball head be located in ball seat and the bar portion of ball pin stretches out ball seat and passes through dust cover and is arranged, which is characterized in that the ball seat
Inner end be fixed with support base, ball bowl one is equipped between the ball head and support base, the inner wall of the ball bowl one has
It is bonded the spherical surface of ball head, spring is equipped between the outer wall and support base of ball bowl one, the outer end of the ball seat is threaded with
Adjustment seat, is equipped with ball bowl two between the adjustment seat and ball head, the inner wall of the ball bowl two has fitting ball head
The outer wall of spherical surface and ball bowl two contacts at adjustment seat setting, and the outer wall of the shaft vulcanizes the rubber sleeve that is connected, the bar
Body includes shaft one and shaft two, and it is the conical surface, the plug division that the shaft one, which has the outer wall of plug division and plug division,
It is equipped with conquassation hole, the shaft two is matched with plug division outer wall with the inner wall of the jack and jack that are inserted into for plug division and sets
It sets.
In a kind of above-mentioned motor turning Drag link, the outer wall of the shaft one has circumferentially uniformly distributed spline one,
The outer wall of the shaft two has circumferentially uniformly distributed spline two.
In a kind of above-mentioned motor turning Drag link, the conquassation hole is that the twice having on plug division are symmetrical arranged
Strip hole, notch is formed at the axially extending and oral area in plug division of the strip hole.
In a kind of above-mentioned motor turning Drag link, the support base has to ball pin side axially extending and and shaft
The support column of one coaxial arrangement, the outer wall of the ball bowl one, which has, to be protruded to support base side and is coaxially disposed with shaft one convex
Column, the spring pocket are set on support column and pillar.The axis and shaft one for making spring in this way are coaxially disposed, and spring
Will not radial displacement and influence stability so that mitigate axial impact force effect it is good.
In a kind of above-mentioned motor turning Drag link, the annular groove that the middle part of the ball head has a circle recessed,
The ball head also has a circle recessed and is connected to the lubrication groove at the top and bottom of ball head.It is filled between ball head and ball seat
There are lubricant grease, annular groove and lubrication groove to enter for lubricant grease, reduces ball head abrasion, extend service life.
In a kind of above-mentioned motor turning Drag link, the ball bowl one is axially arranged with the through-hole one of perforation along pillar.
Through-hole one facilitates lubricant grease to enter in annular groove to guarantee lubricant effect convenient for lubricant grease circulation.
In a kind of above-mentioned motor turning Drag link, two middle part of ball bowl is axially arranged with the logical of perforation along shaft one
Hole two.Through-hole two is convenient for lubrication oil rouge, and lubricant grease is facilitated to enter in annular groove to guarantee lubricant effect.
Compared with prior art, this motor turning Drag link can mitigate shaft axial impact force, and can eliminate ball head mill
Gap is damaged, looseness is not led to the problem of, ball pin pivot angle is big, and rigidity and energy-absorbing conquassation effect are ideal, good operating stability, protection
Good, the high lubricating effect of property, long service life.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of this motor turning Drag link.
Fig. 2 is the structure sectional view of Section A-A in Fig. 1.
Fig. 3 is the structure sectional view of section B-B in Fig. 1.
In figure, 1, shaft；11, shaft one；111, plug division；112, it is crushed hole；113, spline one；12, shaft two；121,
Spline two；2, ball pin；21, ball head；211, annular groove；212, lubrication groove；22, bar portion；3, ball seat；4, dust cover；5, it supports
Seat；51, support column；6, ball bowl one；61, pillar；62, through-hole one；7, spring；8, adjustment seat；9, ball bowl two；91, through-hole two；
10, rubber sleeve.
Specific embodiment
It is specific embodiment of the utility model and in conjunction with attached drawing below, the technical solution of the utility model is made further
Description, but the utility model is not limited to these examples.
As shown in Figure 1, this motor turning Drag link includes shaft and ball pin 2, the both ends of shaft all have ball seat 3, ball seat 3
Top edge be fastened with dust cover 4, the ball head 21 of ball pin 2 is located in ball seat 3 and the bar portion 22 of ball pin 2 stretches out ball seat 3 simultaneously
It is arranged across dust cover 4, the inner end of ball seat 3 is fixed with support base 5, and ball bowl 1, ball are equipped between ball head 21 and support base 5
The inner wall of bowl 1 has the spherical surface of fitting ball head 21, and spring 7 is equipped between the outer wall and support base 5 of ball bowl 1, ball seat 3
Outer end is threaded with adjustment seat 8, and ball bowl 29 is equipped between adjustment seat 8 and ball head 21, and the inner wall of ball bowl 29 has fitting
The spherical surface of ball head 21 and the outer wall of ball bowl 29 contact at the setting of adjustment seat 8, and the outer wall of shaft vulcanizes the rubber sleeve 10 that is connected,
Shaft includes shaft 1 and shaft 2 12, and it is the conical surface, grafting that shaft 1, which has the outer wall of plug division 111 and plug division 111,
Portion 111 is equipped with conquassation hole 112, and there is shaft 2 12 inner wall of the jack and jack that are inserted into for plug division 111 to be matched with grafting
The setting of 111 outer wall of portion.
Spring 7 can mitigate shaft axial impact force in this motor turning Drag link, and can eliminate ball head 21 and ball bowl
One 6, the gap that ball bowl 29 is generated by abrasion, 2 pivot angle of ball pin is big, will not lead to the problem of looseness；Shaft 1 and shaft 2 12
Conical surface grafting is arranged so that being connected firmly, and when axial impact loading is excessive, energy-absorbing first is crushed at conquassation hole 112, then inserts
Energy-absorbing is crushed at the jack of socket part 111 and shaft 2 12, so that energy-absorbing conquassation effect is good, in addition rubber sleeve 10 plays barrier and makees
With avoiding shaft impaired, protective is good, extends service life, and rubber sleeve 10 also has shock-absorbing functions, improves certain drive
Multiply comfort.
It further describes in detail, as shown in Figures 2 and 3, the outer wall of shaft 1 has circumferentially uniformly distributed spline 1, shaft
2 12 outer wall has circumferentially uniformly distributed spline 2 121.The setting of spline 1 and spline 2 121 with rubber sleeve 10 so that connect
It connects securely, and improves the rigidity of shaft 1 and shaft 2 12, balance is obtained between energy-absorbing conquassation and rigidity, using steady
It is qualitative good.
It is the symmetrically arranged strip hole of twice having on plug division 111 that hole 112 is crushed in the present embodiment, and strip hole is axial
Extend and forms notch at the oral area of plug division 111.When jack is inserted into plug division 111 in this way, there is a setting in conquassation hole 112
Become, strip hole when being inserted into jack convenient for plug division 111, and being crushed can make plug division 111 continue into bar to contract
In body 2 12, conquassation effect is good.
For 7 the operation is stable of spring, support base 5 has axially extending to 2 side of ball pin and with the coaxial arrangement of shaft 1
Support column 51, pillar 61 of the outer wall of ball bowl 1 with being protruded to 5 side of support base and with the coaxial arrangement of shaft 1,7 sets of spring
On support column 51 and pillar 61；For high lubricating effect, the annular groove 211 that the middle part of ball head 21 has a circle recessed,
Ball head 21 is also recessed with a circle and is connected to the lubrication groove 212 of 21 top and bottom of ball head, and ball bowl 1 is axial along pillar 61
Through-hole 1 equipped with perforation, 29 middle part of ball bowl are axially arranged with the through-hole 2 91 of perforation along shaft 1.
The content being not described in detail in this specification belongs to the prior art well known to professional and technical personnel in the field.Herein
Described in specific embodiment be only the spirit of the present invention is given an example.The utility model technical field
Technical staff can make various modifications or additions to the described embodiments or be substituted in a similar manner, but
Without departing from the spirit of the present application or beyond the scope of the appended claims.
Claims (7)
1. a kind of motor turning Drag link, including shaft (1) and ball pin (2), the both ends of the shaft (1) all have ball seat
(3), the top edge of the ball seat (3) is fastened with dust cover (4), and the ball head (21) of the ball pin (2) is located at ball seat
(3) in and the bar portion (22) of ball pin (2) stretches out ball seat (3) and passes through dust cover (4) and is arranged, which is characterized in that the ball seat
(3) inner end is fixed with support base (5), and ball bowl one (6) is equipped between the ball head (21) and support base (5), described
The inner wall of ball bowl one (6) has the spherical surface of fitting ball head (21), and bullet is equipped between the outer wall and support base (5) of ball bowl one (6)
Spring (7), the outer end of the ball seat (3) are threaded with adjustment seat (8), between the adjustment seat (8) and ball head (21)
Equipped with ball bowl two (9), the inner wall of the ball bowl two (9) has the spherical surface of fitting ball head (21) and the outer wall of ball bowl two (9)
Adjustment seat (8) setting is contacted at, the outer wall of the shaft (1), which vulcanizes, to be connected rubber sleeve (10), and the shaft (1) includes
Shaft one (11) and shaft two (12), it is cone that the shaft one (11), which has the outer wall of plug division (111) and plug division (111),
Face, the plug division (111) are equipped with conquassation hole (112), and the shaft two (12), which has, to be inserted into for plug division (111)
The inner wall of jack and jack is matched with the setting of plug division (111) outer wall.
2. a kind of motor turning Drag link according to claim 1, which is characterized in that the outer wall of the shaft one (11)
With circumferentially uniformly distributed spline one (113), the outer wall of the shaft two (12) has circumferentially uniformly distributed spline two (121).
3. a kind of motor turning Drag link according to claim 2, which is characterized in that the conquassation hole (112) is slotting
The symmetrically arranged strip hole of twice having in socket part (111), the strip hole is axially extending and mouth in plug division (111)
Notch is formed at portion.
4. a kind of motor turning Drag link according to claim 3, which is characterized in that the support base (5) have to
Ball pin (2) side is axially extending and support column (51) with shaft one (11) coaxial arrangement, and the outer wall of the ball bowl one (6) has
The pillar (61) for protruding to support base (5) side and being coaxially disposed with shaft one (11), the spring (7) are sheathed on support column
(51) and on pillar (61).
5. a kind of motor turning Drag link according to claim 4, which is characterized in that the middle part of the ball head (21)
With the recessed annular groove (211) of a circle, the ball head (21) also has a circle recessed and is connected at the top of ball head (21)
With the lubrication groove (212) of bottom.
6. a kind of motor turning Drag link according to claim 5, which is characterized in that the ball bowl one (6) is along pillar
(61) it is axially arranged with the through-hole one (62) of perforation.
7. a kind of motor turning Drag link according to claim 6, which is characterized in that edge in the middle part of the ball bowl two (9)
Shaft one (11) is axially arranged with the through-hole two (91) of perforation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821623784.3U CN208789768U (en) | 2018-10-08 | 2018-10-08 | A kind of motor turning Drag link |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821623784.3U CN208789768U (en) | 2018-10-08 | 2018-10-08 | A kind of motor turning Drag link |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208789768U true CN208789768U (en) | 2019-04-26 |
Family
ID=66211532
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821623784.3U Active CN208789768U (en) | 2018-10-08 | 2018-10-08 | A kind of motor turning Drag link |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208789768U (en) |
-
2018
- 2018-10-08 CN CN201821623784.3U patent/CN208789768U/en active Active
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