CN212797075U - Pull rod of steering gear - Google Patents
Pull rod of steering gear Download PDFInfo
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- CN212797075U CN212797075U CN202021704358.XU CN202021704358U CN212797075U CN 212797075 U CN212797075 U CN 212797075U CN 202021704358 U CN202021704358 U CN 202021704358U CN 212797075 U CN212797075 U CN 212797075U
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- ball head
- ball
- ejection
- solid lubricant
- tie rod
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Abstract
The utility model discloses a pull rod of steering gear, include: the ball head comprises a plurality of tie rods, a ball head shell, a plurality of ball heads and ball head seats; the lubricating mechanism comprises a plurality of ejection cavities and through holes, the through holes are positioned at one ends of the ejection cavities and are communicated with each other, ejection springs are fixedly arranged at one ends inside the ejection cavities, and abutting plates are fixedly arranged at one ends of the ejection springs; the utility model discloses a lubricating mechanism who sets up, when the bulb rolled between the bulb seat, solid lubricant can provide very good lubricated effect for the bulb, then can guarantee the transmission efficiency of bulb, and solid lubricant hugs closely all the time in the bulb surface under ejection spring's elasticity simultaneously, can guarantee solid lubricant's lubricated effect, has replaced the artifical trouble of adding lubricating oil of tradition, simple structure, and convenient operation is swift, has very good practicality.
Description
Technical Field
The utility model relates to a steering gear technical field specifically is a pull rod of steering gear.
Background
The steering gear is essentially a speed reduction transmission device, and has various types, such as a rack and pinion type, a recirculating ball type, a worm crank pin type, a power steering gear and the like, and generally, a tie rod is used in the steering gear, and the tie rod is a steering gear tie rod of a car and is fixed with a front shock absorber.
However, most of the tie rods in the market have single functionality and are inconvenient to use, and when the traditional tie rod is used, the ball head rolls in the ball head seat, so that lubricating oil needs to be added to improve the transmission effect between the ball head and the ball head seat, and the lubricating oil needs to be added to the ball head after a long time, which is very troublesome.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a pull rod of steering gear to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: a tie rod for a steering gear comprising: comprises a cross pull rod, a ball head shell, a ball head and a ball head seat; a plurality of ball head seats are arranged;
the lubricating mechanism comprises an ejection cavity and a plurality of through holes, the through holes are positioned at one end of the ejection cavity, the ejection cavity is communicated with the through holes, an ejection spring is fixedly mounted at one end inside the ejection cavity, a supporting plate is fixedly mounted at one end of the ejection spring, a solid lubricant is fixedly mounted at one end of the supporting plate, and one end of the solid lubricant penetrates through the through holes and extends to the outside of the ball head seat;
the ball head shell is fixedly installed at one end of the tie rod, the ball head is arranged inside the ball head shell, the ball head seat is fixedly installed inside the ball head shell, and the ball head seat is located on the periphery of the ball head.
Preferably, one end of the ball head seat is of an arc-shaped structure, the other end of the ball head seat is fixedly connected with a support rod, one end of the support rod is fixedly connected with the inner wall of the ball head shell, a compression spring is sleeved outside the support rod, one end of the compression spring is fixedly connected with the ball head seat, and the other end of the compression spring is fixedly connected with the inner wall of the ball head shell.
Preferably, the method further comprises the following steps: a rubber dust-proof pad; the rubber dustproof pad is fixedly arranged on the upper end surface of the ball head shell.
Preferably, the surface of the top end of the ball head is fixedly connected with a ball head pin, one end of the ball head pin penetrates through the ball head shell and extends to the outside of the ball head shell, and one end of the tie rod is provided with a connecting hole.
Preferably, the ejection cavity and the through hole are both arranged in the ball socket, and one end of the through hole penetrates through the ball socket and is stopped on the surface of the outer wall of the ball socket.
Preferably, one end of the solid lubricant faces to the center of the ball head.
Compared with the prior art, the beneficial effects of the utility model are that:
the utility model discloses a lubricating mechanism who sets up, when in-service use, the bulb seat can be supported all around the bulb at compression spring's elasticity, make the outer wall of bulb seat with hug closely in the bulb surface, solid lubricant's one end can contact between the bulb this moment and the bulb, when the bulb rolls between the bulb seat, solid lubricant can provide very good lubricated effect for the bulb, then can guarantee the transmission efficiency of bulb, increase along with the live time as solid lubricant, can slowly wear and tear off, ejection spring can promote to support the board and drive solid lubricant and remove simultaneously, make solid lubricant hug closely all the time in the bulb surface under ejection spring's elasticity, can guarantee solid lubricant's lubricated effect, the trouble of traditional artifical interpolation lubricating oil has been replaced, moreover, the steam generator is simple in structure, and convenient for operation is swift, and has very good practicality.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic cross-sectional view of the ball cup according to the present invention;
fig. 3 is an enlarged structural diagram a of the present invention.
In the figure: 10-a tie rod; 11-a connection hole; 20-a ball head housing; 30-a ball head; 40-ball stud; 50-a ball cup seat; 51-a support bar; 52-a compression spring; 60-rubber dustproof pad; 70-a lubricating mechanism; 71-ejecting out the cavity; 72-a via hole; 73-a solid lubricant; 74-an ejector spring; 75-resisting plate.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-3, the present invention provides a technical solution: a tie rod for a steering gear comprising: the tie rod 10, the ball head housing 20, the ball head 30, the ball head socket 50, and the lubrication mechanism 70.
The lubricating mechanism 70 is provided with a plurality of lubricating mechanisms, each lubricating mechanism 70 comprises an ejection cavity 71 and a through hole 72, the through hole 72 is located at one end of the ejection cavity 71, the ejection cavity 71 is communicated with the through hole 72, an ejection spring 74 is fixedly mounted at one end inside the ejection cavity 71, a resisting plate 75 is fixedly mounted at one end of the ejection spring 74, a solid lubricant 73 is fixedly mounted at one end of the resisting plate 75, and one end of the solid lubricant 73 penetrates through the through hole 72 and extends to the outside of the ball cup 50.
Further, the solid lubricant 73 has a cylindrical structure.
Further, the inner diameter of the ejection cavity 71 is larger than that of the through hole 72, so that the ejection spring 74 can be prevented from ejecting the abutting plate 75 out of the through hole 72.
Further, the elastic force of the compression spring 52 of the ball head seat 50 abuts against the periphery of the ball head 30, so that the outer wall of the ball head seat 50 is tightly attached to the surface of the ball head 30, at the moment, one end of the solid lubricant 73 is in contact with the ball head 30, when the ball head 30 rolls between the ball head seat 50, the solid lubricant 73 can provide a good lubricating effect for the ball head 30, the transmission efficiency of the ball head 30 can be ensured, when the solid lubricant 73 is increased along with the use time, the solid lubricant 73 can be slowly worn away, meanwhile, the ejection spring 74 can push the abutting plate 75 to drive the solid lubricant 73 to move, so that the solid lubricant 73 is tightly attached to the surface of the ball head 30 all the time under the elastic force of the ejection spring 74, the lubricating effect of the solid lubricant 73 can be ensured, the trouble of adding lubricating oil by traditional workers is replaced.
Wherein, the ball seat 50 is provided in plurality.
Further, in the present embodiment, four ball sockets 50 may be provided, and the four ball sockets 50 are respectively disposed around the ball head 30, the four ball sockets 50 can fix the ball head 30 in the ball head housing 20, and the ball sockets 50 are supported around the ball head 30 through the compression spring 52, so that the normal rolling of the ball head 30 is not affected.
The ball head housing 20 is fixedly mounted at one end of the tie rod 10, the ball head 30 is disposed inside the ball head housing 20, the ball head seat 50 is fixedly mounted inside the ball head housing 20, and the ball head seat 50 is located around the ball head 30.
One end of the ball seat 50 is of an arc structure, the other end of the ball seat 50 is fixedly connected with a support rod 51, one end of the support rod 51 is fixedly connected with the inner wall of the ball head shell 20, a compression spring 52 is sleeved outside the support rod 51, one end of the compression spring 52 is fixedly connected with the ball seat 50, and the other end of the compression spring 52 is fixedly connected with the inner wall of the ball head shell 20.
Furthermore, the ball seat 50 and the support rod 51 are made of rubber materials, so that the surface of the ball head 30 is not abraded, and meanwhile, the ball seat 50 and the support rod 51 can also deform, so that the normal rolling of the ball head 30 is not influenced.
Wherein, still include: a rubber dust gasket 60.
Further, the rubber dust-proof pad 60 can prevent dust from entering the inside of the ball housing 20 from the joint of the ball stud 40 and the ball housing 20, so that the life span of the tie rod can be extended.
Wherein, the rubber dustproof pad 60 is fixedly installed on the upper end surface of the ball head housing 20.
The top surface of the ball head 30 is fixedly connected with a ball head pin 40, one end of the ball head pin 40 penetrates through the ball head shell 20 and extends to the outside of the ball head shell 20, and one end of the tie rod 10 is provided with a connecting hole 11.
The ejection cavity 71 and the through hole 72 are both opened inside the ball socket 50, and one end of the through hole 72 penetrates through the ball socket 50 and is stopped on the outer wall surface of the ball socket 50.
Further, it is ensured that the solid lubricant 73 can smoothly enter the through hole 72 from the ejection cavity 71.
Wherein, one end of the solid lubricant 73 faces to the center of the ball head 30.
Further, the end part of one end of the solid lubricant 73 can be ensured to be tightly attached to the ball head 30, and the solid lubricant 73 does not influence the normal rolling of the ball head 30.
The working principle is as follows: when the ball head is used, the elastic force of the ball head seat 50 on the compression spring 52 can abut against the periphery of the ball head 30, so that the outer wall of the ball head seat 50 can be tightly attached to the surface of the ball head 30, at the moment, one end of the solid lubricant 73 can be in contact with the ball head 30, when the ball head 30 rolls between the ball head seat 50, the solid lubricant 73 can provide a good lubricating effect for the ball head 30, the transmission efficiency of the ball head 30 can be ensured, when the solid lubricant 73 is slowly worn away along with the increase of the service time, meanwhile, the ejection spring 74 can push the abutting plate 75 to drive the solid lubricant 73 to move, so that the solid lubricant 73 is always tightly attached to the surface of the ball head 30 under the elastic force of the ejection spring 74, and the.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. A tie rod of a steering gear is characterized by comprising a tie rod (10), a ball head shell (20), a ball head (30) and a ball head seat (50); a plurality of ball seats (50) are arranged;
the lubricating mechanism (70) comprises a plurality of lubricating mechanisms (70), each lubricating mechanism (70) comprises an ejection cavity (71) and a through hole (72), each through hole (72) is located at one end of each ejection cavity (71), the ejection cavities (71) are communicated with the through holes (72), an ejection spring (74) is fixedly mounted at one end inside each ejection cavity (71), a supporting plate (75) is fixedly mounted at one end of each ejection spring (74), a solid lubricant (73) is fixedly mounted at one end of each supporting plate (75), and one end of each solid lubricant (73) penetrates through the corresponding through hole (72) and extends to the outside of the corresponding ball seat (50);
the ball head shell (20) is fixedly installed at one end of the tie rod (10), the ball head (30) is arranged inside the ball head shell (20), the ball head seat (50) is fixedly installed inside the ball head shell (20), and the ball head seat (50) is located on the periphery of the ball head (30).
2. A tie rod for a steering gear according to claim 1, wherein: ball headstock (50) one end is the arc structure, ball headstock (50) other end fixedly connected with bracing piece (51), fixed connection between bracing piece (51) one end and bulb shell (20) inner wall, the outside cover of bracing piece (51) has compression spring (52), fixed connection between compression spring (52) one end and ball headstock (50), fixed connection between compression spring (52) other end and bulb shell (20) inner wall.
3. The tie rod of a steering gear according to claim 1, further comprising: a rubber dust-proof pad (60); the rubber dustproof pad (60) is fixedly arranged on the upper end surface of the ball head shell (20).
4. A tie rod for a steering gear according to claim 1, wherein: the ball head is characterized in that a ball head pin (40) is fixedly connected to the surface of the top end of the ball head (30), one end of the ball head pin (40) penetrates through the ball head shell (20) and extends to the outside of the ball head shell (20), and a connecting hole (11) is formed in one end of the cross pull rod (10).
5. A tie rod for a steering gear according to claim 1, wherein: the ejection cavity (71) and the through hole (72) are both arranged in the ball socket (50), and one end of the through hole (72) penetrates through the ball socket (50) and is stopped on the surface of the outer wall of the ball socket (50).
6. A tie rod for a steering gear according to claim 1, wherein: one end of the solid lubricant (73) faces to the center of the ball head (30).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021704358.XU CN212797075U (en) | 2020-08-14 | 2020-08-14 | Pull rod of steering gear |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021704358.XU CN212797075U (en) | 2020-08-14 | 2020-08-14 | Pull rod of steering gear |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212797075U true CN212797075U (en) | 2021-03-26 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021704358.XU Active CN212797075U (en) | 2020-08-14 | 2020-08-14 | Pull rod of steering gear |
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| Country | Link |
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| CN (1) | CN212797075U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113202858A (en) * | 2021-06-15 | 2021-08-03 | 内蒙古民族大学 | Vehicle normal-matching type steering pull rod |
-
2020
- 2020-08-14 CN CN202021704358.XU patent/CN212797075U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113202858A (en) * | 2021-06-15 | 2021-08-03 | 内蒙古民族大学 | Vehicle normal-matching type steering pull rod |
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