CN209340336U - A kind of bulb assembly - Google Patents
A kind of bulb assembly Download PDFInfo
- Publication number
- CN209340336U CN209340336U CN201920021838.7U CN201920021838U CN209340336U CN 209340336 U CN209340336 U CN 209340336U CN 201920021838 U CN201920021838 U CN 201920021838U CN 209340336 U CN209340336 U CN 209340336U
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- China
- Prior art keywords
- ball
- attachment base
- wall
- slot
- cup
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Abstract
The utility model provides a kind of bulb assembly, belongs to automobile steering system technical field.The bulb that it solves existing bulb assembly, which turns to, is easy failure, the short problem of service life.This bulb assembly includes pull rod, ball cup is provided on pull rod, it is provided with ball pin on ball cup and the ball pin is rotatably assorted with the ball cup, there is the cavity slot for installing the ball head of ball pin in ball cup, the ball head of ball pin is in the cavity slot, the slot bottom of cavity slot is provided with interior attachment base of the resilient abutment on the ball head of the ball pin, and the lubricating arrangement for enabling the ball head of ball pin to play lubricating action to the ball head of ball pin when being rotatably assorted with ball cup is provided between interior attachment base and the ball head of the ball pin.The utility model structure is simple, turns to flexible, convenient and practical, long service life.
Description
Technical field
The utility model belongs to automobile steering system technical field, is related to a kind of bulb assembly.
Background technique
Automobile steering linkage assembly, is primarily subjected to the steering and supporting role of steering system, and steering linkage assembly is to turn
Mostly important one of the component into system, it is primarily subjected to the steering-effecting in vehicle traveling process, steady to the manipulation of vehicle
Qualitative and driving safety plays a key effect.
Automotive tie-rod end unreasonable structural design on existing market, such as Chinese patent Patent No.:
Automotive tie-rod end described in " 201620839473.5 ", primary structure are as follows: including pull rod and bulb, bulb setting exists
In ball seat, ball seat is located at the inside of bulb shell, and the bulb lower end surface is provided with pressure pad, sets below the bulb shell
It is equipped with capping, holddown spring is provided between capping and pressure pad, coats rubber sleeve in the outside of holddown spring.
In such a configuration, which connect with pressure pad abutting contact, and pressure pad is mainly leaned on bulb shell
Spring supporting, the spring are deformable bodies, and pressure pad is easy displacement, and bulb is caused to turn to failure, and service life is short, this has bulb and pressure
Frictional force is larger when padding abutting contact, turns to not flexible.
Summary of the invention
The purpose of this utility model is to provide that a kind of structure is simple, turns for the above-mentioned problems in the prior art
To bulb assembly flexible, with long service life.
The purpose of this utility model can be realized by the following technical scheme: a kind of bulb assembly, including pull rod, described
It is provided with ball cup on pull rod, ball pin is provided on the ball cup and the ball pin is rotatably assorted with the ball cup,
It is characterized in that, the interior cavity slot having for installing the ball head of ball pin of the ball cup, at the ball head of the ball pin
In the cavity slot, the slot bottom of the cavity slot be provided with resilient abutment on the ball head of the ball pin in connect
Joint chair, being provided between the interior attachment base and the ball head of the ball pin rotates the ball head of ball pin with ball cup
The lubricating arrangement of lubricating action can be played when cooperation to the ball head of ball pin.
Mainly lubricating arrangement is arranged between interior attachment base and the ball head of ball pin in this bulb assembly, passes through lubricating arrangement pair
The ball head of ball pin, which plays the role of lubrication, makes the ball head of the ball pin when being rotatably assorted with ball cup, stability of rotation, flexibly,
Long service life.
In a kind of above-mentioned bulb assembly, the lubricating arrangement includes the supply ring being placed in cavity slot, described
The inner wall of supply ring is arc inner wall, oil storage tank is provided on the cell wall of the cavity slot and the notch face of the oil storage tank with
The outer wall of the supply ring, the outer wall of the ball head of the ball pin are affixed on the inner wall of the supply ring.In practical system
When making, which selects cotton ring, which is that the prior art can directly be bought on the market；The effect of the cotton ring is to inhale
Oil, lubricating action.
In a kind of above-mentioned bulb assembly, the lower surface of the supply ring has axial protrusion, the interior connection
The upper surface of seat has annular fitting groove, and the annular that the supply ring is connected to the interior attachment base by axial protrusion fills
In slot allocation.The purpose being arranged in this way is the assembly connection for facilitating supply ring and interior attachment base.
In a kind of above-mentioned bulb assembly, there is the arc inner wall being bent to form on the interior attachment base, it is described
The outer wall of the ball head of ball pin is affixed on the arc inner wall of the interior attachment base, and the bottom of the interior attachment base is bent
At profit oil groove, the slot bottom of the profit oil groove, which has in drain oil and the drain oil, is provided with plug.The purpose being arranged in this way
It is that so that the ball head of ball pin is rotatably assorted in ball cup with ball cup more stable.
In a kind of above-mentioned bulb assembly, the slot bottom of the cavity slot of the ball cup is removably connected with outer connection
Seat, the outer attachment base and interior attachment base are spaced apart and are provided between the rwo compressed spring, the compressed spring
Upper end resilient abutment on the interior attachment base, the lower end resilient abutment of the compressed spring is in the outer attachment base
On, there is sealing structure between the outer attachment base and ball cup.The purpose being arranged in this way is easy disassembly, easy to repair.
In a kind of above-mentioned bulb assembly, the sealing structure includes having annular groove on the outer wall of outer attachment base
One, there is annular groove two, the slot of both the annular groove two and annular groove one on the cell wall of the cavity slot of the ball cup
Mouth is opposite, is provided with sealing ring between the annular groove one and annular groove two.The purpose being arranged in this way is to guarantee outer attachment base
The validity sealed between ball cup.
In a kind of above-mentioned bulb assembly, detachable spiral is connected with axis on the cell wall of the cavity slot of the ball cup
To against ring, the upper surface axially against ring is the inclined surface of outer incline distribution from bottom to top, the outer attachment base
Upper to have the inclined wall for being bent to form outer incline distribution from bottom to top, the outer attachment base is placed in the appearance of the ball cup
When in cavity groove and the inclined wall of the outer attachment base is resisted against on the upper surface axially against ring.The purpose being arranged in this way is
Assembly connection of the convenient outer attachment base in ball cup is arranged inclined surface axially against the upper surface of ring, has on outer attachment base
Inclined wall connects outer attachment base in the cavity slot of ball cup by the inclination cooperation of inclined wall and inclined surface more stable.
Compared with prior art, the advantages of this bulb assembly are as follows: setting supply ring, supply ring play stabilization in spherical cavity slot
Connection and the effect that the ball head of ball pin can be lubricated, stable direction when connecting the ball head of ball pin, long service life；This reality
With new structure it is simple, turn to flexible, convenient and practical, long service life.
Detailed description of the invention
Fig. 1 is the schematic cross-sectional view of this bulb assembly.
In figure, 1, pull rod；2, ball cup；3, ball pin；4, interior attachment base；5, supply ring；6, oil storage tank；7, axial protrusion；
8, moisten oil groove；9, plug；10, outer attachment base；11, compressed spring；12, sealing ring；13, axially against ring.
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 bulb assembly is mainly made of pull rod 1, it is provided with ball cup 2 on pull rod 1, is set on ball cup 2
It is equipped with ball pin 3 and the ball pin 3 is rotatably assorted with ball cup 2, there is the cavity for installing the ball head of ball pin 3 in ball cup 2
The ball head of slot, ball pin 3 is in cavity slot, the slot bottom of cavity slot be provided with resilient abutment on the ball head of ball pin 3 in
Attachment base 4, be provided between interior attachment base 4 and the ball head of the ball pin 3 make the ball head of ball pin 3 with 2 turns of ball cup
The lubricating arrangement of lubricating action can be played when dynamic cooperation to the ball head of ball pin 3.
In actually manufacture, the specific embodiment of the lubricating arrangement are as follows: mainly by be placed in cavity slot 5 groups of supply ring
Inner wall at, supply ring 5 is arc inner wall, oil storage tank 6 is provided on the cell wall of cavity slot and the notch face of the oil storage tank 6 with
The outer wall of supply ring 5, the outer wall of the ball head of ball pin 3 are affixed on the inner wall of the supply ring 5.
In practical application, specific connection structure of the supply ring 5 in cavity slot are as follows: the lower surface of supply ring 5 has
Axial protrusion 7, the upper surface of interior attachment base 4 have an annular fitting groove, and supply ring 5 is connected to described interior by axial protrusion 7
On the annular fitting groove of attachment base 4.
In actually manufacture, there is the arc inner wall being bent to form, the outer wall of the ball head of ball pin 3 on the interior attachment base 4
It is affixed on the arc inner wall of the interior attachment base 4, the bottom of interior attachment base 4 is the profit oil groove 8 being bent to form, profit oil groove 8
Slot bottom, which has in drain oil and the drain oil, is provided with plug 9.
In practical application, interior 4 elastic reaction of attachment base is in the specific structure on the ball head of ball pin 3 are as follows: interior connection
The slot bottom of the cavity slot of 4 ball cups 2 of seat is removably connected with outer attachment base 10, and outer attachment base 10 and interior attachment base 4 are spaced apart
And compressed spring 11 is provided between the rwo, the upper end resilient abutment of compressed spring 11 is on the interior attachment base 4, compression
The lower end resilient abutment of spring 11 has sealing structure on the outer attachment base 10 between outer attachment base 10 and ball cup 2.
In actually manufacture, the specific embodiment of the sealing structure are as follows: there is annular groove one, ball cup on the outer wall of outer attachment base 10
There is annular groove two, annular groove two is opposite with the notch of both annular grooves one, annular groove one and annular on the cell wall of 2 cavity slot
Sealing ring 12 is provided between slot two.
In actually manufacture, which is arranged in the specific connection type in cavity slot are as follows: the cavity of ball cup 2
It is outer incline from bottom to top point that detachable spiral, which is connected with the upper surface axially against ring 13, axially against ring 13, on the cell wall of slot
The inclined surface of cloth, has the inclined wall for being bent to form outer incline distribution from bottom to top on outer attachment base 10, and outer attachment base 10 is set
When in the cavity slot of the ball cup 2 and the inclined wall of the outer attachment base 10 be resisted against it is described axially against the upper of ring 13
On surface.
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 bulb assembly, including pull rod (1), it is provided with ball cup (2) on the pull rod (1), the ball cup (2)
On be provided with ball pin (3) and the ball pin (3) is rotatably assorted with the ball cup (2), which is characterized in that the ball cup
(2) there is the cavity slot for installing the ball head of ball pin (3), the ball head of the ball pin (3) is in the cavity in
In slot, the slot bottom of the cavity slot is provided with interior attachment base (4) of the resilient abutment on the ball head of the ball pin (3),
Be provided between the ball head of the interior attachment base (4) and the ball pin (3) make the ball head of ball pin (3) with ball cup
(2) lubricating arrangement of lubricating action can be played when being rotatably assorted to the ball head of ball pin (3).
2. a kind of bulb assembly according to claim 1, which is characterized in that the lubricating arrangement includes being placed in cavity slot
Interior supply ring (5), the inner wall of the supply ring (5) are arc inner wall, are provided with oil storage on the cell wall of the cavity slot
The outer wall of the notch face of slot (6) and the oil storage tank (6) and the supply ring (5), the ball head of the ball pin (3) it is outer
Wall is affixed on the inner wall of the supply ring (5).
3. a kind of bulb assembly according to claim 2, which is characterized in that the lower surface of the supply ring (5) has
Axial protrusion (7), the upper surface of the interior attachment base (4) have annular fitting groove, and the supply ring (5) passes through axial convex
Ring (7) is connected on the annular fitting groove of the interior attachment base (4).
4. a kind of bulb assembly according to claim 3, which is characterized in that have bending on the interior attachment base (4)
The arc inner wall of formation, the outer wall of the ball head of the ball pin (3) are affixed on the arc inner wall of the interior attachment base (4),
The bottom of the interior attachment base (4) is the profit oil groove (8) being bent to form, and the slot bottom of the profit oil groove (8) has drain oil
And plug (9) are provided in the drain oil.
5. a kind of bulb assembly according to claim 4, which is characterized in that the slot of the cavity slot of the ball cup (2)
Bottom is removably connected with outer attachment base (10), and the outer attachment base (10) and interior attachment base (4) are spaced apart and the rwo it
Between be provided with compressed spring (11), the upper end resilient abutment of the compressed spring (11) is on the interior attachment base (4), institute
The lower end resilient abutment for the compressed spring (11) stated is on the outer attachment base (10), the outer attachment base (10) and bulb
There is sealing structure between seat (2).
6. a kind of bulb assembly according to claim 5, which is characterized in that the sealing structure includes outer attachment base
(10) there is annular groove one on outer wall, there is annular groove two, the ring on the cell wall of the cavity slot of the ball cup (2)
Shape slot two is opposite with the notch of both annular grooves one, is provided with sealing ring (12) between the annular groove one and annular groove two.
7. a kind of bulb assembly according to claim 5, which is characterized in that the slot of the cavity slot of the ball cup (2)
Detachable spiral is connected with axially against ring (13) on wall, and the upper surface axially against ring (13) is flare from bottom to top
The inclined surface being tiltedly distributed has the inclined wall for being bent to form outer incline distribution from bottom to top on the outer attachment base (10),
When the outer attachment base (10) is placed in the cavity slot of the ball cup (2) and the inclined wall of the outer attachment base (10) against
On the upper surface axially against ring (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920021838.7U CN209340336U (en) | 2019-01-08 | 2019-01-08 | A kind of bulb assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920021838.7U CN209340336U (en) | 2019-01-08 | 2019-01-08 | A kind of bulb assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209340336U true CN209340336U (en) | 2019-09-03 |
Family
ID=67760977
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920021838.7U Expired - Fee Related CN209340336U (en) | 2019-01-08 | 2019-01-08 | A kind of bulb assembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209340336U (en) |
-
2019
- 2019-01-08 CN CN201920021838.7U patent/CN209340336U/en not_active Expired - Fee Related
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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: 20190903 Termination date: 20220108 |