CN221114062U - Protective sleeve for automobile front axle and steering knuckle mounting structure - Google Patents
Protective sleeve for automobile front axle and steering knuckle mounting structure Download PDFInfo
- Publication number
- CN221114062U CN221114062U CN202323125056.3U CN202323125056U CN221114062U CN 221114062 U CN221114062 U CN 221114062U CN 202323125056 U CN202323125056 U CN 202323125056U CN 221114062 U CN221114062 U CN 221114062U
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- Prior art keywords
- protective sleeve
- front axle
- mounting structure
- sleeve body
- knuckle mounting
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- 230000001681 protective effect Effects 0.000 title claims abstract description 63
- 238000013461 design Methods 0.000 claims abstract description 23
- 238000005520 cutting process Methods 0.000 claims abstract description 16
- 230000002093 peripheral effect Effects 0.000 claims abstract description 6
- 230000001174 ascending effect Effects 0.000 claims abstract description 4
- 230000000149 penetrating effect Effects 0.000 claims description 4
- 238000003780 insertion Methods 0.000 claims description 3
- 230000037431 insertion Effects 0.000 claims description 3
- 239000010687 lubricating oil Substances 0.000 description 12
- 239000003921 oil Substances 0.000 description 7
- 230000000694 effects Effects 0.000 description 5
- 238000004519 manufacturing process Methods 0.000 description 5
- 238000005457 optimization Methods 0.000 description 5
- 238000012545 processing Methods 0.000 description 5
- 230000013011 mating Effects 0.000 description 4
- 238000005461 lubrication Methods 0.000 description 3
- 239000004519 grease Substances 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 230000001050 lubricating effect Effects 0.000 description 2
- 238000003860 storage Methods 0.000 description 2
- 210000000078 claw Anatomy 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
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- Steering-Linkage Mechanisms And Four-Wheel Steering (AREA)
Abstract
The utility model relates to the technical field of automobiles, in particular to a protective sleeve for an automobile front axle and steering knuckle mounting structure, which comprises a protective sleeve body, wherein the protective sleeve body is integrally designed in a circular cylindrical structure; the outer peripheral surface of the protective sleeve body is provided with a cutting groove which penetrates through the wall thickness direction of the protective sleeve body, and the cutting groove is spirally arranged in a clockwise ascending manner from bottom to top. The utility model has the characteristics of simpler structural design, more convenient disassembly and assembly and better protection for the components arranged inside and outside the protective sleeve.
Description
Technical Field
The utility model relates to the technical field of automobiles, in particular to a protective sleeve for an automobile front axle and steering knuckle mounting structure.
Background
The steering knuckle is also called as a 'claw', is one of important parts in an automobile steering axle, and can enable an automobile to stably run and sensitively transmit the running direction. The knuckle is used for transmitting and bearing the front load of the automobile, and supporting and driving the front wheel to rotate around the kingpin so as to steer the automobile. In the running state of the automobile, it is subjected to various impact loads, and therefore, it is required to have high strength.
The automobile front axle and steering knuckle mounting structure in the prior art has the following problems: 1. the protection sleeve is usually arranged between the rotating shaft and the steering knuckle, the structural design of the protection sleeve is not reasonable enough, so that the assembly is inconvenient, lubricating oil can not be stored, and lubrication and protection can not be well formed.
Therefore, how to design a protective sleeve for an automobile front axle and steering knuckle mounting structure, which is simpler in structural design, more convenient to assemble and disassemble and capable of better protecting components arranged inside and outside the protective sleeve, is a technical problem to be solved.
Disclosure of utility model
In view of the above-mentioned drawbacks of the prior art, the present utility model is to provide a protective cover for mounting a front axle and a knuckle of an automobile, which has a simpler structural design, is more convenient to assemble and disassemble, and can better protect components mounted inside and outside the protective cover.
In order to achieve the above purpose, the utility model provides a protective sleeve for an automobile front axle and steering knuckle mounting structure, which comprises a protective sleeve body, wherein the protective sleeve body is integrally designed in a circular cylindrical structure; the outer peripheral surface of the protective sleeve body is provided with a cutting groove which penetrates through the wall thickness direction of the protective sleeve body, and the cutting groove is spirally arranged in a clockwise ascending manner from bottom to top.
Therefore, the outer peripheral surface of the protective sleeve body is provided with the excision groove penetrating through the wall thickness direction of the protective sleeve body, and the excision groove is spirally arranged clockwise from bottom to top, so that the protective sleeve body has certain expansion deformation capacity in the axial direction, and can be more conveniently disassembled and assembled; secondly, set up and make it have the effect of storage lubricating oil at excision groove for lubricating oil can be better by storing, and the assembly is used, and the lubricating oil of storing can pass through from excision groove, better to the inboard and outside protection oil film that forms of protective sheath, better effect that plays lubrication and protection.
As an optimization, be equipped with a plurality of through-holes on the protective sheath body and follow excision groove length direction interval, and make the diameter of through-hole be greater than excision groove width dimension's twice setting.
Therefore, through the design of the through hole, on one hand, the processing and the manufacturing can be more convenient, on the other hand, the lubricating oil can be limited to flow in the cutting groove to a certain extent, and a lubricating oil film is better formed.
As optimization, the two sides of the inner end of the excision groove are respectively provided with a chamfer angle structure.
Thus, the sectional area of the excision groove can be better increased, so that the contact area between the lubricating grease in the excision groove and the components inside and outside the protective sleeve is larger.
As optimization, the two sides of the outer end of the excision groove are respectively provided with a chamfer structure.
Thus, the design is simpler and more reasonable.
As optimization, the outer sides of the upper end and the lower end of the protective sleeve are respectively provided with a chamfer structure.
Thus, on one hand, the processing and the manufacturing are more convenient, and on the other hand, the assembly is more convenient.
Preferably, the angle of elevation of the cutting groove is 15 ° or less.
Thus, the range design of the helix angle is more reasonable.
As optimization, the corresponding rotating shaft for being installed in an insertion fit manner in the protective sleeve is provided with an oil groove which is integrally in a V-shaped structural design.
Thus, the structural design of the rotating shaft arranged in the protective sleeve is more reasonable.
Drawings
Fig. 1 is a schematic view of an automobile front axle and knuckle mounting structure using the structure of the present utility model.
Fig. 2 is a schematic cross-sectional view of fig. 1.
Fig. 3 is a schematic structural view of the rotating shaft in fig. 1.
Fig. 4 is a left side view of fig. 3.
Fig. 5 is a schematic cross-sectional view A-A of fig. 3.
Fig. 6 is a schematic structural view of the locking lever of fig. 1.
Fig. 7 is a left side view of fig. 6.
Fig. 8 is a schematic cross-sectional view of B-B of fig. 6.
Fig. 9 is a schematic structural view of the protective sheath of fig. 1.
Fig. 10 is a front view of fig. 9.
FIG. 11 is a schematic cross-sectional C-C view of FIG. 10.
Fig. 12 is a partially enlarged schematic view of the D position in fig. 11.
Fig. 13 is a top view of fig. 9.
Detailed Description
The present utility model will be further described with reference to the accompanying drawings and examples of a front axle and knuckle mounting structure of an automobile using the structure of the present utility model, and it should be noted that in the description of the present utility model, the terms "upper", "lower", "left", "right", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements to be referred to must have a specific orientation, be constructed and operated in a specific manner, and thus should not be construed as limiting the present utility model. The terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
As shown in fig. 1 to 8, a protective sleeve for an automobile front axle and knuckle mounting structure comprises an automobile front axle 1 and a knuckle 2 correspondingly arranged outside the end part of the automobile front axle; the steering knuckle is provided with an upper mounting arm 3 and a lower mounting arm 4 which extend towards the end part of the front axle of the automobile, and the upper mounting arm and the lower mounting arm are respectively and correspondingly positioned above and below the end part of the front axle of the automobile; the front axle of the automobile is provided with a mounting hole and is provided with a rotating shaft 5 which is vertically arranged, and the upper end and the lower end of the rotating shaft respectively extend into an upper connecting hole and a lower connecting hole which are arranged on the upper mounting arm and the lower mounting arm; a locking rod hole 6 is horizontally arranged on the front shaft of the automobile and corresponds to one side of the rotating shaft, a locking rod 7 is arranged in the locking rod hole, and one end of the locking rod penetrates out to the outside and is provided with a locking nut; a locking surface 8 which is obliquely arranged as a whole is arranged on one side of the locking rod opposite to the rotating shaft, and a locking matching surface 9 is arranged on the rotating shaft and corresponds to the locking surface; the locking nut can be rotated to drive the locking rod to move axially, and the locking surface is supported on the locking matching surface in a pasting mode to limit the rotation of the rotating shaft.
In this way, in the protective sleeve for the automobile front axle and steering knuckle mounting structure, the locking rod hole is horizontally penetrated through the automobile front axle, the locking rod is arranged in the locking rod hole, and one end of the locking rod penetrates out to the outside and is provided with the locking nut; after the locking nut is rotated, the locking rod can be driven to move axially, so that the locking rod moves in the locking hole, and a locking surface on the locking rod is supported on a locking matching surface of the rotating shaft in a pasting mode to limit the rotating shaft to rotate. The rotating shaft is limited to rotate through the matching of the locking surface and the locking matching surface, the rotating shaft can be better locked, the rotation of the rotating shaft is limited, the rotating shaft is better protected, and the working reliability is improved.
In the specific embodiment, the number of the lock rod holes is two which are axially arranged at intervals along the rotating shaft; and the two lock rod holes are respectively and correspondingly positioned at two sides of the radial direction of the rotating shaft.
Like this, be provided with two locking lever holes, corresponding locking lever is also two, and is located the pivot both sides respectively, can be better prevent that the pivot from rotating.
In this embodiment, the locking lever includes a locking lever mating section 10 with a front end inserted into and mounted in the locking hole, and a locking lever spacing head section 11 with a rear end.
Thus, the structural design of the locking rod is simpler and more reasonable.
In the specific embodiment, a first cover plate 12 is arranged on the upper mounting arm and corresponds to the upper end of the upper mounting hole, a screw hole is arranged on the first cover plate and provided with a connecting screw, and the connecting screw is in threaded fit connection with a threaded connecting hole arranged in the center of the upper end surface of the rotating shaft; the lower end of the lower mounting arm, which corresponds to the lower mounting hole, is provided with a second cover plate 13, the second cover plate is provided with a screw hole and a connecting screw, and the connecting screw is in threaded fit connection with a threaded connection hole arranged in the center of the lower end face of the rotating shaft.
Like this, through setting up first apron and second apron and playing the guard action to upper and lower both ends respectively, avoid debris to enter into inside.
In the specific embodiment, the protruding block 14 which is integrally formed at the end part of the front shaft of the automobile, is designed in a cylindrical structure and is vertically arranged, and the mounting hole is formed in the protruding block.
Like this, through setting up the protruding piece, can make things convenient for the shaping to obtain the mounting hole more.
In this embodiment, a protection cushion block 15 with an overall annular structural design is sleeved between the upper side surface of the lower mounting arm and the lower end surface of the protruding block on the rotating shaft.
Therefore, the protection cushion block is arranged, so that the function of supporting and protecting can be achieved.
In this embodiment, the rotating shaft is provided with a mating groove 16, and the bottom surface of the mating groove forms the locking mating surface.
Therefore, the matching groove is designed on the rotating shaft, and the locking matching surface is formed on the bottom surface of the matching groove, so that the processing and the manufacturing can be more convenient.
In this embodiment, the both ends of pivot are equipped with the chamfer structure respectively.
Thus, the installation of the rotating shaft is more convenient.
In this embodiment, the upper mounting hole and the lower mounting hole are respectively provided with a protective sleeve 17, and the upper end and the lower end of the rotating shaft are respectively inserted and matched in the protective sleeves.
Like this, through design protective sheath, can be better protect pivot and knuckle.
In this embodiment, the two sides of the length section extending into the protective sleeve at the upper end and the lower end of the rotating shaft are respectively provided with an oil groove 21 which is integrally in a V-shaped structure design.
Like this, the oil groove that sets up can play the effect of storing lubricating oil to a certain extent, forms the oil film and plays the guard action.
To sum up, foretell structure has structural design simpler, can be better lock the pivot in order to restrict its rotation, the characteristics that protect the pivot that can be better.
As shown in fig. 9 to 13, the technical scheme also discloses a protective sleeve for an automobile front axle and steering knuckle mounting structure, which comprises a protective sleeve body 18, wherein the protective sleeve body is integrally in a circular cylindrical structural design; the outer peripheral surface of the protective sleeve body is provided with a cutting groove 19 penetrating through the wall thickness direction of the protective sleeve body, and the cutting groove is spirally arranged in a clockwise ascending manner from bottom to top.
Therefore, the outer peripheral surface of the protective sleeve body is provided with the excision groove penetrating through the wall thickness direction of the protective sleeve body, and the excision groove is spirally arranged clockwise from bottom to top, so that the protective sleeve body has certain expansion deformation capacity in the axial direction, and can be more conveniently disassembled and assembled; secondly, set up and make it have the effect of storage lubricating oil at excision groove for lubricating oil can be better by storing, and the assembly is used, and the lubricating oil of storing can pass through from excision groove, better to the inboard and outside protection oil film that forms of protective sheath, better effect that plays lubrication and protection.
Specifically, a plurality of through holes 20 are provided on the protective cover body at intervals along the length direction of the cutting groove, and the diameter of the through holes is made to be larger than twice the width dimension of the cutting groove.
Therefore, through the design of the through hole, on one hand, the processing and the manufacturing can be more convenient, on the other hand, the lubricating oil can be limited to flow in the cutting groove to a certain extent, and a lubricating oil film is better formed.
Specifically, the two sides of the inner end of the excision groove are respectively provided with a chamfer structure.
Thus, the sectional area of the excision groove can be better increased, so that the contact area between the lubricating grease in the excision groove and the components inside and outside the protective sleeve is larger.
Specifically, the outer end both sides of excision groove are equipped with the chamfer structure respectively.
Thus, the design is simpler and more reasonable.
Specifically, the outer sides of the upper end and the lower end of the protective sleeve are respectively provided with a bevel structure.
Thus, on one hand, the processing and the manufacturing are more convenient, and on the other hand, the assembly is more convenient.
Specifically, the helix angle of the excision slot is less than or equal to 15 °.
Thus, the range design of the helix angle is more reasonable.
Specifically, the corresponding rotating shaft for insertion fit installation in the protective sleeve is provided with an oil groove 21 which is integrally in a V-shaped structural design.
Thus, the structural design of the rotating shaft arranged in the protective sleeve is more reasonable.
The foregoing describes in detail preferred embodiments of the present utility model. It should be understood that numerous modifications and variations can be made in accordance with the concepts of the utility model by one of ordinary skill in the art without undue burden. Therefore, all technical solutions which can be obtained by logic analysis, reasoning or limited experiments based on the prior art by the person skilled in the art according to the inventive concept shall be within the scope of protection defined by the claims.
Claims (7)
1. The protective sleeve for the automobile front axle and steering knuckle mounting structure comprises a protective sleeve body, wherein the protective sleeve body is integrally of a circular cylindrical structural design; the protective sleeve is characterized in that the outer peripheral surface of the protective sleeve body is provided with a cutting groove penetrating through the wall thickness direction of the protective sleeve body, and the cutting groove is spirally arranged in a clockwise ascending manner from bottom to top.
2. A protective cover for an automotive front axle and knuckle mounting structure as defined in claim 1, wherein: a plurality of through holes are formed in the protective sleeve body at intervals along the length direction of the cutting groove, and the diameter of each through hole is larger than twice the width of the cutting groove.
3. A protective cover for an automotive front axle and knuckle mounting structure as defined in claim 1, wherein: the two sides of the inner end of the excision groove are respectively provided with a bevel structure.
4. A protective cover for an automotive front axle and knuckle mounting structure as defined in claim 1, wherein: the two sides of the outer end of the excision groove are respectively provided with a bevel structure.
5. A protective cover for an automotive front axle and knuckle mounting structure as defined in claim 1, wherein: the outer sides of the upper end and the lower end of the protective sleeve are respectively provided with a bevel structure.
6. A protective cover for an automotive front axle and knuckle mounting structure as defined in claim 1, wherein: the helix angle of the cutting groove is less than or equal to 15 degrees.
7. A protective cover for an automotive front axle and knuckle mounting structure as defined in claim 1, wherein: corresponding rotating shafts used for being installed in an insertion fit mode in the protective sleeve are provided with oil grooves which are integrally of V-shaped structural design.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323125056.3U CN221114062U (en) | 2023-11-17 | 2023-11-17 | Protective sleeve for automobile front axle and steering knuckle mounting structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323125056.3U CN221114062U (en) | 2023-11-17 | 2023-11-17 | Protective sleeve for automobile front axle and steering knuckle mounting structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221114062U true CN221114062U (en) | 2024-06-11 |
Family
ID=91343766
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202323125056.3U Active CN221114062U (en) | 2023-11-17 | 2023-11-17 | Protective sleeve for automobile front axle and steering knuckle mounting structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221114062U (en) |
-
2023
- 2023-11-17 CN CN202323125056.3U patent/CN221114062U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |