CN220884534U - Output shaft structure of automobile steering gear - Google Patents
Output shaft structure of automobile steering gear Download PDFInfo
- Publication number
- CN220884534U CN220884534U CN202322295188.4U CN202322295188U CN220884534U CN 220884534 U CN220884534 U CN 220884534U CN 202322295188 U CN202322295188 U CN 202322295188U CN 220884534 U CN220884534 U CN 220884534U
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- Prior art keywords
- wall
- sliding
- oil conveying
- chute
- shell
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- 239000003921 oil Substances 0.000 abstract description 55
- 239000010687 lubricating oil Substances 0.000 abstract description 16
- 230000008602 contraction Effects 0.000 abstract description 3
- 238000005461 lubrication Methods 0.000 description 7
- 238000005299 abrasion Methods 0.000 description 4
- 230000007774 longterm Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000003134 recirculating effect Effects 0.000 description 1
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- General Details Of Gearings (AREA)
Abstract
The utility model relates to an output shaft structure of an automobile steering gear in the technical field of steering gears, which comprises a shell, wherein the upper end of the inner wall of the shell is provided with a first chute, the inner wall of the first chute is provided with circular arc clamping grooves in a circumferential arrangement, the inner wall of the first chute is connected with a sliding rod in a sliding manner, the outer wall of the sliding rod is fixedly provided with circular arc clamping blocks in a circumferential arrangement, the circular arc clamping blocks are connected with the circular arc clamping grooves in a sliding manner, the upper end of the outer wall of the sliding rod is fixedly provided with a connecting shaft, the free expansion and the contraction of the device are realized through the sliding connection of the sliding rod and the first chute in the shell, meanwhile, steering torque from a steering wheel can be transmitted to a steering rod mechanism through the sliding connection of the circular arc clamping blocks and the circular arc clamping grooves, lubricating oil is pumped into an oil conveying sleeve through a connecting pipe and flows into the first oil conveying groove through a pump, and the lubricating oil in the first oil conveying groove can be conveyed into the first chute and the sliding rod through a second oil conveying groove.
Description
Technical Field
The utility model relates to the technical field of steering gears, in particular to an output shaft structure of an automobile steering gear.
Background
The steering gear is used for properly converting the steering torque and the steering angle from the steering wheel (mainly reducing and increasing the torque) and outputting the converted steering torque and the converted steering angle to the steering rod mechanism so as to steer the automobile, and is essentially a speed reducing transmission device. Steering gears are of various types, such as rack and pinion type, recirculating ball type, worm crank finger type, power steering gears, etc., and typically transmit steering torque from a steering wheel to a tie rod mechanism via an output shaft.
At present, the height of a steering wheel of a plurality of automobiles can be adjusted, the length of an output shaft can be adjusted, the output shaft can be freely stretched and contracted when the torque can be transmitted, the abrasion in the output shaft can be continuously increased due to long-term stretching and sliding, lubricating oil is required to be smeared, but in the long-term use process, the lubricating oil in the output shaft can be continuously consumed, and the manual work frequently smears the lubricating oil in the output shaft is complicated, so that the output shaft structure of the automobile steering gear is provided.
Disclosure of utility model
In view of the above problems, the present utility model provides an output shaft structure of an automobile steering gear, in which lubricating oil is pumped into an oil conveying sleeve through a connecting pipe by a pump and flows into an oil conveying groove I, and the lubricating oil in the oil conveying groove I can be conveyed into a sliding groove I and a sliding rod through an oil conveying groove II, so that lubrication of the sliding groove I and the sliding rod is realized.
The technical scheme of the utility model is as follows: the utility model provides an output shaft structure of car steering gear, includes the casing, spout one has been seted up to casing inner wall upper end, spout one inner wall circumference has been seted up convex draw-in groove with arranging, spout one inner wall sliding connection has the slide bar, slide bar outer wall circumference fixedly mounted has convex fixture block with convex draw-in groove sliding connection, slide bar outer wall upper end fixed mounting has the connecting axle, slide bar outer wall lower extreme fixed mounting has the slider, the casing is inside and be located spout one end has seted up spout two, the slider with spout two inner wall sliding connection, casing outer wall lower extreme rotates and is connected with the axis of rotation, axis of rotation outer wall lower extreme fixed mounting has adapter sleeve one, adapter sleeve upper end fixed mounting has adapter sleeve two.
In a further technical scheme, the diameter of the inner wall of the second chute is larger than that of the first chute.
In a further technical scheme, the first oil conveying grooves are formed in the shell in a circumferential arrangement mode, and the second oil conveying grooves are communicated between the first oil conveying grooves and the inner wall of the shell in a linear arrangement mode.
In a further technical scheme, an oil conveying sleeve is fixedly arranged at the upper end of the outer wall of the shell, the oil conveying sleeve is communicated with all the oil conveying grooves I, a connecting pipe is communicated with the outer wall of the oil conveying sleeve, and a pump is fixedly arranged at the front end of the outer wall of the connecting pipe.
In a further technical scheme, an oil conveying groove III is fixedly arranged at the lower end of the outer wall of the oil conveying groove I, an oil conveying groove IV is communicated with the lower end of the outer wall of the oil conveying groove III, and the lower end of the oil conveying groove IV is aligned to the rotating shaft and the rotating connection part of the shell.
In a further technical scheme, the front end of the outer wall of the pump is fixedly provided with a mounting plate, and the front end and the rear end of the outer wall of the mounting plate are provided with threaded holes.
The beneficial effects of the utility model are as follows:
1. The free expansion and contraction of the device are realized through the sliding connection of the sliding rod and the sliding groove I in the shell, meanwhile, the steering moment from the steering wheel can be transmitted to the steering pull rod mechanism through the sliding connection of the circular arc clamping block and the circular arc clamping groove, lubricating oil is pumped into the oil conveying sleeve through the connecting pipe by the pump and flows into the oil conveying groove I, and the lubricating oil in the oil conveying groove I can be conveyed into the sliding groove I and the sliding rod through the oil conveying groove II, so that the lubrication of the sliding groove I and the sliding rod is realized;
2. The lubricating oil can be sprayed to the rotating joint of the rotating shaft and the shell through the oil conveying groove III and the oil conveying groove IV, so that the lubrication of the rotating joint of the rotating shaft and the shell is realized, and the abrasion of the rotating joint of the rotating shaft and the shell is reduced.
Drawings
FIG. 1 is a schematic view of the overall structure of the present utility model;
FIG. 2 is a schematic view of the structure of the sliding rod and the circular arc-shaped clamping block of the utility model;
FIG. 3 is a schematic view of the structure of the first chute and the circular arc-shaped clamping groove of the utility model;
FIG. 4 is a cross-sectional view of the structure of the interior of the housing of the present utility model;
Fig. 5 is an enlarged view of the structure at a of the present utility model.
Reference numerals illustrate:
100. A housing; 110. a first chute; 120. circular arc clamping grooves; 200. a slide bar; 300. a connecting shaft; 400. a second chute; 410. a slide block; 500. an oil conveying groove I; 510. an oil conveying groove II; 600. an oil conveying sleeve; 610. a connecting pipe; 620. a pump; 630. a mounting plate; 640. a threaded hole; 700. a second connecting sleeve; 800. a rotating shaft; 810. the first connecting sleeve is connected; 900. an oil conveying groove III; 910. and the oil conveying groove is four.
Detailed Description
Embodiments of the present utility model are further described below with reference to the accompanying drawings.
Example 1
An output shaft structure of an automobile steering gear as shown in fig. 1-4, which comprises a housing 100, a first sliding chute 110 is arranged at the upper end of the inner wall of the housing 100, a circular arc clamping groove 120 is arranged on the inner wall of the first sliding chute 110 in a circumferential arrangement manner, a sliding rod 200 is slidably connected to the inner wall of the first sliding chute 110, a circular arc clamping block 210 is fixedly arranged on the outer wall of the sliding rod 200 in a circumferential arrangement manner, the circular arc clamping block 210 is slidably connected with the circular arc clamping groove 120, a connecting shaft 300 is fixedly arranged at the upper end of the outer wall of the sliding rod 200, a sliding block 410 is fixedly arranged at the lower end of the outer wall of the sliding rod 200, a second sliding chute 400 is arranged in the housing 100 and is positioned at the lower end of the first sliding chute 110, the sliding block 410 is slidably connected with the inner wall of the second sliding chute 400, a rotating shaft 800 is rotatably connected to the lower end of the outer wall of the housing 100, a connecting sleeve first 810 is fixedly arranged at the lower end of the outer wall of the connecting shaft 300, the free expansion of the device is realized through the sliding connection of the sliding rod 200 and the first chute 110 in the shell 100, meanwhile, the steering moment from the steering wheel can be transmitted to the steering rod mechanism through the sliding connection of the circular arc clamping block 210 and the circular arc clamping groove 120, the diameter of the inner wall of the second chute 400 is larger than that of the first chute 110, the position of the device during expansion and contraction is limited through the sliding of the sliding block 410 in the second chute 400, the first oil conveying grooves 500 are formed in the shell 100 in a circumferential arrangement, the second oil conveying grooves 510 are uniformly and linearly communicated between all the first oil conveying grooves 500 and the inner wall of the shell 100, lubricating oil in the first oil conveying grooves 500 can be conveyed into the first chute 110 and the sliding rod 200 through the second oil conveying grooves 510, the lubrication of the first chute 110 and the sliding rod 200 is realized, the upper end of the outer wall of the shell 100 is fixedly provided with an oil conveying sleeve 600, the oil conveying sleeve 600 is communicated with all the first oil conveying grooves 500, the outer wall of the oil delivery sleeve 600 is communicated with a connecting pipe 610, a pump 620 is fixedly arranged at the front end of the outer wall of the connecting pipe 610, and lubricating oil is pumped into the oil delivery sleeve 600 through the connecting pipe 610 by the pump 620 and flows into the oil delivery groove I500.
Wherein: the sliding connection between the sliding rod 200 and the first sliding groove 110 in the housing 100 realizes free expansion of the device, meanwhile, the sliding connection between the circular arc clamping block 210 and the circular arc clamping groove 120 can transmit steering torque from a steering wheel to the steering rod mechanism, lubricating oil is pumped into the oil conveying sleeve 600 through the connecting pipe 610 by the pump 620 and flows into the first oil conveying groove 500, and the lubricating oil in the first oil conveying groove 500 can be conveyed into the first sliding groove 110 and the sliding rod 200 through the second oil conveying groove 510, so that lubrication of the first sliding groove 110 and the sliding rod 200 is realized.
Example two
On the basis of the first embodiment, the scheme in the first embodiment is further introduced in detail in combination with the following specific working modes, and the details are described below:
As shown in fig. 1-5, in an output shaft structure of an automobile steering gear, a mounting plate 630 is fixedly mounted at the front end of the outer wall of a pump 620, screw holes 640 are formed at the front end and the rear end of the outer wall of the mounting plate 630, the device can be conveniently mounted on an automobile body through the mounting plate 630 and the screw holes 640 on the mounting plate, an oil conveying groove III 900 is fixedly mounted at the lower end of the outer wall of all oil conveying grooves I500, an oil conveying groove IV 910 is communicated with the lower end of the outer wall of the oil conveying groove III 900, the lower end of the oil conveying groove IV 910 is aligned with the rotation connection part of a rotating shaft 800 and a shell 100, lubricating oil can be sprayed to the rotation connection part of the rotating shaft 800 and the shell 100 through the oil conveying groove III 900 and the oil conveying groove IV 910, so that lubrication on the rotation connection part of the rotating shaft 800 and the shell 100 is realized, and abrasion on the rotation connection part of the rotating shaft 800 and the shell 100 is reduced.
Wherein: lubricating oil can be sprayed to the rotation connection position of the rotation shaft 800 and the shell 100 through the oil delivery groove III 900 and the oil delivery groove IV 910, so that lubrication of the rotation connection position of the rotation shaft 800 and the shell 100 is realized, and abrasion of the rotation connection position of the rotation shaft 800 and the shell 100 is reduced.
The foregoing examples merely illustrate specific embodiments of the utility model, which are described in greater detail and are not to be construed as limiting the scope of the utility model. It should be noted that it will be apparent to those skilled in the art that several variations and modifications can be made without departing from the spirit of the utility model, which are all within the scope of the utility model.
Claims (6)
1. An output shaft structure of an automobile steering gear, comprising a housing (100), characterized in that: the novel sliding device comprises a shell body and is characterized in that a first sliding chute (110) is formed in the upper end of the inner wall of the shell body (100), a second sliding chute (400) is formed in the inner wall of the first sliding chute (110) in a circumferential arrangement mode, a sliding rod (200) is connected to the inner wall of the first sliding chute (110) in a sliding mode, a circular arc clamping block (210) is fixedly arranged on the outer wall of the sliding rod (200) in a circumferential arrangement mode, the circular arc clamping block (210) is in sliding connection with the circular arc clamping groove (120), a connecting shaft (300) is fixedly arranged on the upper end of the outer wall of the sliding rod (200), a sliding block (410) is fixedly arranged on the lower end of the outer wall of the sliding rod (200), a second sliding chute (400) is formed in the inner wall of the shell body (100) in a sliding mode, a rotating shaft (800) is connected to the lower end of the outer wall of the shell body (100), a connecting sleeve (810) is fixedly arranged on the lower end of the outer wall of the connecting shaft (300).
2. An output shaft structure of an automobile steering gear according to claim 1, wherein: the diameter of the inner wall of the second chute (400) is larger than that of the first chute (110).
3. An output shaft structure of an automobile steering gear according to claim 1, wherein: the oil conveying grooves I (500) are formed in the shell (100) in a circumferential arrangement mode, and oil conveying grooves II (510) are communicated between all the oil conveying grooves I (500) and the inner wall of the shell (100) in a linear arrangement mode.
4. An output shaft structure of an automobile steering gear according to claim 3, wherein: the oil conveying device is characterized in that an oil conveying sleeve (600) is fixedly arranged at the upper end of the outer wall of the shell (100), the oil conveying sleeve (600) is communicated with all oil conveying grooves I (500), a connecting pipe (610) is communicated with the outer wall of the oil conveying sleeve (600), and a pump (620) is fixedly arranged at the front end of the outer wall of the connecting pipe (610).
5. An output shaft structure of an automobile steering gear according to claim 3, wherein: and the lower ends of the outer walls of the oil delivery grooves I (500) are fixedly provided with oil delivery grooves III (900), the lower ends of the outer walls of the oil delivery grooves III (900) are communicated with oil delivery grooves IV (910), and the lower ends of the oil delivery grooves IV (910) are aligned with the rotary joint of the rotary shaft (800) and the shell (100).
6. An output shaft structure of an automobile steering gear according to claim 4, wherein: the front end of the outer wall of the pump (620) is fixedly provided with a mounting plate (630), and the front end and the rear end of the outer wall of the mounting plate (630) are provided with threaded holes (640).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322295188.4U CN220884534U (en) | 2023-08-25 | 2023-08-25 | Output shaft structure of automobile steering gear |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322295188.4U CN220884534U (en) | 2023-08-25 | 2023-08-25 | Output shaft structure of automobile steering gear |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220884534U true CN220884534U (en) | 2024-05-03 |
Family
ID=90876824
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322295188.4U Active CN220884534U (en) | 2023-08-25 | 2023-08-25 | Output shaft structure of automobile steering gear |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220884534U (en) |
-
2023
- 2023-08-25 CN CN202322295188.4U patent/CN220884534U/en active Active
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| GR01 | Patent grant |