CN114426059A - Steering assembly, front axle assembly and vehicle - Google Patents

Steering assembly, front axle assembly and vehicle Download PDF

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Publication number
CN114426059A
CN114426059A CN202210181397.3A CN202210181397A CN114426059A CN 114426059 A CN114426059 A CN 114426059A CN 202210181397 A CN202210181397 A CN 202210181397A CN 114426059 A CN114426059 A CN 114426059A
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CN
China
Prior art keywords
hole
steering assembly
brake
assembly
connecting portion
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN202210181397.3A
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Chinese (zh)
Inventor
刘洋
温圣灼
王献运
王洋
陈一博
何春阳
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
FAW Jiefang Automotive Co Ltd
Original Assignee
FAW Jiefang Automotive Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by FAW Jiefang Automotive Co Ltd filed Critical FAW Jiefang Automotive Co Ltd
Priority to CN202210181397.3A priority Critical patent/CN114426059A/en
Publication of CN114426059A publication Critical patent/CN114426059A/en
Pending legal-status Critical Current

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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B62LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
    • B62DMOTOR VEHICLES; TRAILERS
    • B62D7/00Steering linkage; Stub axles or their mountings
    • B62D7/18Steering knuckles; King pins
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60TVEHICLE BRAKE CONTROL SYSTEMS OR PARTS THEREOF; BRAKE CONTROL SYSTEMS OR PARTS THEREOF, IN GENERAL; ARRANGEMENT OF BRAKING ELEMENTS ON VEHICLES IN GENERAL; PORTABLE DEVICES FOR PREVENTING UNWANTED MOVEMENT OF VEHICLES; VEHICLE MODIFICATIONS TO FACILITATE COOLING OF BRAKES
    • B60T1/00Arrangements of braking elements, i.e. of those parts where braking effect occurs specially for vehicles
    • B60T1/02Arrangements of braking elements, i.e. of those parts where braking effect occurs specially for vehicles acting by retarding wheels
    • B60T1/06Arrangements of braking elements, i.e. of those parts where braking effect occurs specially for vehicles acting by retarding wheels acting otherwise than on tread, e.g. employing rim, drum, disc, or transmission or on double wheels

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  • Engineering & Computer Science (AREA)
  • Transportation (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Steering-Linkage Mechanisms And Four-Wheel Steering (AREA)

Abstract

The utility model relates to a turn to subassembly, front axle assembly and vehicle, turn to the subassembly and include braking bottom plate and partial portion, braking bottom plate one end is equipped with connecting portion, be equipped with first spread groove on the connecting portion, braking bottom plate's the other end be equipped with the bulge of connecting portion interval setting, be equipped with first through-hole on the bulge, partial portion is connected with connecting portion detachably, be equipped with the second spread groove that communicates each other with first spread groove in partial portion of components of a whole that can function independently to form the second through-hole with the coaxial setting of first through-hole. Above-mentioned turn to subassembly sets up first through-hole at the bulge of braking bottom plate one end for the one end that supplies the swizzle is worn to establish, and the first spread groove of locating connecting portion and the second spread groove of locating partial portion communicate each other and form the second through-hole, are used for the other end that supplies the swizzle to wear to establish. Because the connecting part and the split part are detachably connected, the two ends of the main pin and the steering assembly can be sequentially assembled and disassembled in the assembling and disassembling process of the steering assembly, so that the steering assembly is convenient to assemble and disassemble.

Description

Steering assembly, front axle assembly and vehicle
Technical Field
The application relates to the technical field of vehicles, in particular to a steering component, a front axle assembly and a vehicle.
Background
The steering knuckle is one of important parts in a vehicle steering axle, and is used for transmitting and bearing the front load of a vehicle, supporting and driving a front wheel to rotate around a main pin so as to steer the vehicle. Usually, the knuckle is connected with a brake base plate through a bolt, and the brake base plate is a supporting part for assembling a fixed brake shoe assembly and a brake drum in an automobile brake. To this end, the related art provides a steering assembly in which the number of parts is reduced by adopting an integrated structure of a knuckle and a backing plate.
However, the steering assembly in the related art has a problem that the steering assembly is inconvenient to assemble and disassemble.
Disclosure of Invention
In view of the above, it is necessary to provide a steering assembly, a front axle assembly and a vehicle with convenient assembly and disassembly for solving the problem of inconvenient assembly and disassembly of the steering assembly in the related art.
According to an aspect of the present application, there is provided a steering assembly including:
one end of the brake bottom plate is provided with a connecting part, a first connecting groove is formed in the connecting part, a protruding part which is arranged at an interval with the connecting part is formed in the other end of the brake bottom plate, and a first through hole is formed in the protruding part; and
and the split part is detachably connected with the connecting part, and is provided with a second connecting groove communicated with the first connecting groove to form a second through hole coaxial with the first through hole.
The steering assembly is provided with the first through hole through the protruding portion and used for being connected with one end of the main pin, the connecting portion is arranged at the other end of the braking bottom plate, the split portion detachably connected with the connecting portion is arranged, the first connecting groove arranged on the connecting portion and the second connecting groove arranged on the split portion are communicated with each other to form the second through hole coaxially arranged with the first through hole, and the second through hole is used for being connected with the other end of the main pin. Because connecting portion and components of a whole that can function independently portion detachably connect, make steering assembly and swizzle easy dismounting. For example, when the middle portion of the main pin is connected with the front axle in an interference fit manner, in the process of assembling the steering assembly, the connecting portion and the split portion are not connected, one end of the main pin is inserted into the first through hole, the first connecting groove portion is arranged at the other end of the main pin in a surrounding manner, and then the split portion is connected with the connecting portion, so that the second through hole formed by the communication of the second connecting groove and the first connecting groove is sleeved at the other end of the main pin. When the main pin is detached, the part is detached from the connecting part, and then the protruding part is detached from the main pin. So, make steering assembly can with swizzle quick assembly disassembly.
In one embodiment, the connecting part is provided with at least one first connecting hole, and the split part is provided with a second connecting hole corresponding to the first connecting hole;
the steering assembly further comprises at least one fastener, and the fastener sequentially penetrates through the first connecting hole and the corresponding second connecting hole, so that the part portion can be relatively fixed with the connecting portion.
In one embodiment, at least one clamping groove is formed in one side, facing the split part, of the connecting part, and a boss matched with the clamping groove is formed in one side, facing the connecting part, of the split part.
In one embodiment, the steering assembly further includes a knuckle upper arm connected to a side of the split portion facing away from the connecting portion.
In one embodiment, the knuckle upper arm and the split part are integrally formed.
In one embodiment, the steering assembly further includes a knuckle lower arm, one end of which is connected to the outer peripheral wall of the boss, and which extends along a plane perpendicular to the axial direction of the first through hole.
In one embodiment, the knuckle lower arm is integrally formed with the brake spider.
In one embodiment, the brake bottom plate is further provided with at least one brake shoe shaft assembling hole and at least one brake camshaft assembling hole, and the brake shoe shaft assembling hole and the brake camshaft assembling hole are respectively located on two sides of the axis of the first through hole.
According to another aspect of the present application, there is provided a front axle assembly comprising:
a steering assembly as in any of the embodiments above; and
the two opposite ends of the main pin are respectively penetrated through the first through hole and the second through hole.
According to yet another aspect of the present application, there is provided a vehicle including a front axle assembly as set forth in any of the above embodiments.
Drawings
FIG. 1 is a schematic structural view of a steering assembly according to an embodiment of the present disclosure;
FIG. 2 is a schematic structural view of a brake spider in the embodiment of FIG. 1;
FIG. 3 is a schematic structural view of the split portion and the knuckle upper arm in the embodiment shown in FIG. 1.
Description of reference numerals:
10. braking the bottom plate; 20. a separation part; 22. a second connecting groove; 24. a second connection hole; 26. a second surface; 28. a boss; 30. a connecting portion; 32. a first connecting groove; 34. a first connection hole; 36. a first surface; 38. a card slot; 40. a projection; 42. a first through hole; 50. a second through hole; 60. a knuckle upper arm; 70. a knuckle lower arm; 80. a brake shoe shaft assembling hole; 90. a brake camshaft assembly hole; 100. and (3) a shaft neck.
Detailed Description
In order to make the aforementioned objects, features and advantages of the present application more comprehensible, embodiments accompanying the present application are described in detail below with reference to the accompanying drawings. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present application. This application is capable of embodiments in many different forms than those described herein and that modifications may be made by one skilled in the art without departing from the spirit and scope of the application and it is therefore not intended to be limited to the specific embodiments disclosed below.
In the description of the present application, it is to be understood that the terms "central," "longitudinal," "transverse," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," "axial," "radial," "circumferential," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the present application and to simplify the description, but are not intended to indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, and are not to be construed as limiting the present application.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present application, "plurality" means at least two, e.g., two, three, etc., unless explicitly specified otherwise.
In this application, unless expressly stated or limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can include, for example, fixed connections, removable connections, or integral parts; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate.
In this application, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may be directly contacting the first and second features or indirectly contacting the first and second features through intervening media. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature "under," "beneath," and "under" a second feature may be directly under or obliquely under the second feature, or may simply mean that the first feature is at a lesser elevation than the second feature.
It will be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "upper," "lower," "left," "right," and the like as used herein are for illustrative purposes only and do not denote a unique embodiment.
Currently, a steering knuckle is one of important parts in a steering axle of a vehicle, and enables the vehicle to stably run and sensitively transmit a running direction. Generally, the components of the vehicle brake system are based on a steering knuckle and a brake spider is mounted on the steering knuckle, wherein the brake spider serves as a support element of the brake system for connection to other components of the brake system. In order to connect the steering knuckle and the braking bottom plate, threaded holes need to be formed in the steering knuckle and the braking bottom plate respectively, and the steering knuckle and the braking bottom plate are fixedly connected through bolts. Therefore, the steering assembly with the steering knuckle and the brake base plate adopting the integrated structure is provided in the related art, so that the number of parts is reduced, and the complexity of the assembly process is reduced.
However, the inventors of the present application have found that, when the kingpin and the front axle are coupled with an interference fit to prevent stress concentration at the coupling portion of the front axle and the kingpin, since both ends of the kingpin are coupled to the knuckles, respectively, and the middle portion of the kingpin is coupled to the front axle, the related art steering assembly has a problem in that it is inconvenient to assemble and disassemble.
Accordingly, there is a need for a steering assembly that is easily assembled and disassembled.
FIG. 1 is a schematic structural view of a steering assembly according to an embodiment of the present disclosure; FIG. 2 is a schematic structural view of a brake spider in the embodiment of FIG. 1; FIG. 3 is a schematic structural view of the split portion and the knuckle upper arm in the embodiment shown in FIG. 1.
Referring to fig. 1 to 3, a steering assembly provided in an embodiment of the present application includes a backing plate 10 and a split portion 20.
One end of the brake bottom plate 10 is provided with a connecting portion 30, the connecting portion 30 is provided with a first connecting groove 32 (see fig. 2), the other end of the brake bottom plate 10 is provided with a protruding portion 40 spaced apart from the connecting portion 30, and the protruding portion 40 is provided with a first through hole 42. The divided body 20 is detachably coupled to the coupling portion 30, and the divided body 20 is provided with a second coupling groove 22 (see fig. 3) communicating with the first coupling groove 32 to form a second through hole 50 coaxially disposed with the first through hole 42.
In the steering assembly, the first through hole 42 is formed in the protruding portion 40 at one end of the brake base plate 10, so that one end of the kingpin can pass through the first through hole. By providing the coupling portion 30 at the other end of the brake base plate 10 and providing the separate body portion 20 detachably coupled to the coupling portion 30, the first coupling groove 32 provided in the coupling portion 30 and the second coupling groove 22 of the separate body portion 20 communicate with each other to form the second through-hole 50. The second through hole 50 is coaxially disposed with the first through hole 42, and the second through hole 50 is used for the other end of the kingpin to penetrate. Because the connecting part 30 and the split part 20 are detachably connected, the two ends of the kingpin and the steering assembly can be sequentially assembled and disassembled in the assembling and disassembling process of the steering assembly, so that the steering assembly is convenient to assemble and disassemble and convenient to maintain. In addition, by providing the backing plate 10 and the separate body part 20, when a problem occurs in the backing plate 10 or the separate body part 20, the defective component can be removed and replaced, thereby reducing the maintenance cost.
In addition, above-mentioned steering assembly all locates the backing plate 10 through connecting portion 30 and bulge 40, makes backing plate 10 only need be connected with the king pin with the help of connecting portion 30 and bulge 40 to reduced the quantity of spare part, made the steering assembly integrate, the lightweight, with low costs.
It should be noted that the middle portion of the kingpin is used for connection with the front axle, and therefore, the connecting portion 30 and the protruding portion 40 are spaced apart such that a space for accommodating the front axle is provided between the connecting portion 30 and the protruding portion 40.
In the actual assembly process of the steering assembly, the protruding portion 40 of the brake base plate 10 is firstly sleeved on one end of the kingpin through the first through hole 42, the first connecting groove 32 is partially surrounded on the other end of the kingpin, and then the separate portion 20 is connected to the connecting portion 30, so that the other end of the kingpin is inserted into the second through hole 50 formed by communicating the second connecting groove 22 with the first connecting groove 32, thereby realizing the assembly of the kingpin. During the actual disassembly of the steering assembly, the body portion 20 is removed from the attachment portion 30 and the projection 40 is removed from the kingpin, thereby effecting disassembly of the steering assembly. In the assembling and disassembling process, the main pin does not need to be moved, so that the assembly and disassembly of the steering knuckle are not influenced by the connection mode of the main pin and the front shaft, for example, when the middle part of the main pin is in interference fit connection with the front shaft, the assembly and disassembly of the steering knuckle can be quickly realized.
In one embodiment, the radial dimension of the first through hole 42 is equal to the radial dimension of the second through hole 50. In other embodiments, the radial dimension of the first through hole 42 may be larger or smaller than the radial dimension of the second through hole 50, as long as the radial dimension can be respectively matched with the radial direction of the two ends of the main pin, and is not limited herein.
In some embodiments, the connecting portion 30 and the separating portion 20 are integrally formed to form the second through hole 50. The integrated processing means that the connection portion 30 and the separate portion 20 are fixedly connected by a fastener and then integrally processed as a whole. In this way, the second through hole 50 is integrally formed by the connecting portion 30 and the split portion 20, so as to ensure the cylindricity of the second through hole 50 and the coaxiality of the second through hole 50 and the first through hole 42, thereby improving the assembling accuracy of the steering assembly and the kingpin.
In order to detachably connect the connection part 30 and the separate part 20, as shown in fig. 1 to 3, at least one first connection hole 34 is formed on the connection part 30, and a second connection hole 24 corresponding to the first connection hole 34 is formed on the separate part 20. The steering assembly further includes at least one fastener, which is sequentially inserted through the first connection hole 34 and the corresponding second connection hole 24, so that the separate body 20 can be relatively fixed with the connection portion 30. Thus, the connection and separation of the connection part 30 and the separation part 20 can be realized by assembling and disassembling the fastening member, and the assembling and disassembling process is quick and simple. And since the connecting portion 30 and the separate body portion 20 are connected to each other, the first connecting hole 34 and the second connecting hole 24 are respectively formed at the connecting portion 30 and the separate body portion 20 and connected thereto by a fastening member, so that there is no need to provide a structure for connection at the outer sides of the connecting portion 30 and the separate body portion 20, and the structure of the steering assembly is simplified.
Alternatively, as shown in fig. 2, the connecting portion 30 has a first surface 36 connected to the divided portion 20, both sides of the first surface 36 are respectively recessed into the connecting portion 30 and each form at least one first connection hole 34, and between both sides of the first surface 36, the connecting portion 30 is recessed and the first connection groove 32 is formed. As shown in fig. 3, the divided body 20 has a second surface 26 connected to the connection portion 30, and both sides of the second surface 26 are respectively recessed into the divided body 20 and each form at least a second connection hole 24. In this way, both sides of the connecting portion 30 and both sides of the separate portion 20 are fixedly connected by at least one fastening member, respectively, so that the connecting portion 30 and the separate portion 20 are reliably connected.
In one embodiment, the axial direction of the first connection hole 34 and the axial direction of the second connection hole 24 are perpendicular to the axial direction of the first through hole 42.
To facilitate positioning of the connecting portion 30 and the separate portion 20 during assembly, in some embodiments, in conjunction with fig. 2 and 3, the side of the connecting portion 30 facing the separate portion 20 is provided with at least one detent 38, and the side of the separate portion 20 facing the connecting portion 30 is provided with a projection 28 that mates with the detent 38. So, through set up draw-in groove 38 and boss 28 on connecting portion 30 and components of a whole that can function independently portion 20 respectively, when making the assembly components of a whole that can function independently portion 20, can locate boss 28 card in draw-in groove 38 earlier to make connecting portion 30 and components of a whole that can function independently portion 20 accurate counterpoint, and difficult relative movement, the reassembling fastener, thereby be convenient for operate, improved the speed of assembly.
In some embodiments, as shown in fig. 1 and 3, the steering assembly further includes an upper knuckle arm 60, and the upper knuckle arm 60 is connected to a side of the split part 20 facing away from the connecting part 30. Thus, the knuckle upper arm 60 is provided for connection to the drag link. It should be noted that the trailing arm functions to transmit motion in the steering system, and the trailing arm transmits motion of the pitman arm to the knuckle upper arm 60, thereby transmitting steering force.
Specifically, as shown in fig. 1 and 3, one end of the knuckle upper arm 60 is connected to the split part 20, and the other end of the knuckle upper arm 60 is provided with a first tapered hole for connecting to a trailing arm.
Alternatively, the knuckle upper arm 60 is integrally formed with the separate body 20. It should be noted that, in the prior art, the upper knuckle arm 60 is connected to the split portion 20 by using a bolt, so that the steering assembly reduces the number of parts, reduces the weight of the steering assembly and the complexity of the assembly process, and improves the assembly efficiency by integrally forming the upper knuckle arm 60 and the split portion 20.
In one embodiment, the knuckle upper arm 60 and the split portion 20 are forged to provide a structure with high strength.
In some embodiments, as shown in fig. 1-2, the steering assembly further includes a lower knuckle arm 70, one end of the lower knuckle arm 70 being connected to the outer peripheral wall of the boss 40, and the lower knuckle arm 70 extending along a plane perpendicular to the axial direction of the first through hole 42. It should be noted that the knuckle lower arm 70 is configured to be connected to a tie rod, which is a bottom side of a steering ladder mechanism configured to generate a correct motion relationship between left and right steered wheels, and ensure that a steering angle of the left and right steered wheels is achieved.
Specifically, an end of the knuckle lower arm 70 remote from the outer peripheral wall of the boss portion 40 is provided with a second tapered hole for connecting to a tie rod.
Optionally, the lower knuckle arm 70 is integrally formed with the backing plate 10 to reduce the number of parts, reduce the weight of the steering assembly and the complexity of the assembly process, and improve the assembly efficiency.
In one embodiment, the lower knuckle arm 70 and the brake spider 10 are forged to provide increased strength.
In some embodiments, as shown in fig. 2, at least one brake shoe shaft mounting hole 80 and at least one brake camshaft mounting hole 90 are further formed in the brake base plate 10, and the brake shoe shaft mounting hole 80 and the brake camshaft mounting hole 90 are respectively located on both sides of the axis of the first through hole 42. It should be noted that the brake shoe shaft assembling hole 80 is used for the brake shoe shaft to penetrate through, so that the brake shoe shaft is connected with the brake base plate 10, and the brake camshaft assembling hole 90 is used for the brake camshaft to penetrate through, so that the brake camshaft is connected with the brake base plate 10.
In other embodiments, the positions of the brake shoe shaft assembly hole 80 and the brake camshaft assembly hole 90 may be configured in other ways, as long as the positions are matched with the positions of the brake shoe and the brake camshaft, respectively, and the invention is not limited thereto.
It is understood that the brake spider 10 may also be provided with structures for interfacing with other components included in the brake system, depending on the type and number of components included in the vehicle brake system.
In some embodiments, as shown in fig. 1 and 2, the connecting portion 30 and the protruding portion 40 are located on the same side of the backing plate 10, the steering assembly further includes a journal 100 for connecting to a wheel by connecting to a hub assembly, the journal 100 is connected to the backing plate 10 on the side opposite to the connecting portion 30 and the protruding portion 40, and the longitudinal extension direction of the journal 100 is perpendicular to the plane of the backing plate 10.
In this way, according to the steering assembly provided by the present application, the coupling portion 30 is provided on the brake base plate 10, the separate portion 20 is provided, the coupling portion 30 and the separate portion 20 are detachably coupled, the first coupling groove 32 and the second coupling groove 22 are communicated to form the second through hole 50, and the brake base plate 10 and the separate portion 20 are sequentially assembled, so that the steering assembly is easily assembled and disassembled. Positioning is facilitated when the brake spider 10 and the separate body portion 20 are assembled by providing the coupling portion 30 and the separate body portion 20 with the catching groove 38 and the boss 28, respectively, which are matched with each other. The knuckle upper arm 60 and the connecting portion 30 are integrally forged and formed, and the knuckle lower arm 70 and the brake base plate 10 are integrally forged and formed, so that strength is improved, the number of parts and the weight of a steering assembly are reduced, the steering assembly is highly integrated, complexity in the assembling and disassembling process is reduced, and assembling and disassembling efficiency is improved.
The present application further provides a front axle assembly comprising a steering assembly and a kingpin as described in any of the previous embodiments, wherein opposite ends of the kingpin are respectively disposed through the first and second through- holes 42, 50.
Further, the front shaft assembly further comprises a front shaft, and the front shaft is connected with the middle of the main pin in an interference fit mode. It should be noted that, in the related art, the front axle and the kingpin are in clearance fit connection, so that when the vehicle runs on a bad road, the connection between the front axle and the kingpin is impacted due to the fact that the vehicle runs on an uneven road, stress concentration is caused at the connection, and the front axle is easy to break. So, connect through setting up front axle and swizzle interference fit in this application, improved the reliability of front axle, the life of extension front axle. Because the front axle assembly adopts the steering component comprising the brake bottom plate 10 and the split part 20, when the middle part of the kingpin is in interference fit connection with the front axle, the kingpin does not need to be detached from the front axle in the process of assembling or detaching the steering component from the kingpin, and only the brake bottom plate 10 and the split part 20 need to be assembled on the kingpin in sequence, or the split part 20 is detached firstly and then the brake bottom plate 10 is detached. Therefore, the front axle assembly prolongs the service life of the front axle, and the steering component is easy to assemble and disassemble with the front axle, thereby being convenient for maintaining the steering component or the front axle.
In some embodiments, the steering assembly further includes an upper knuckle arm 60, one end of the upper knuckle arm 60 is connected to a side of the split portion 20 away from the connecting portion 30, the other end of the upper knuckle arm 60 is provided with a first tapered hole, and the front axle assembly further includes a longitudinal tie rod, which is connected to the upper knuckle arm 60 through the first tapered hole to transmit steering force.
In some embodiments, the steering assembly further includes a lower knuckle arm 70, one end of the lower knuckle arm 70 is connected to the outer peripheral wall of the protrusion 40, the other end of the lower knuckle arm 70 is provided with a second tapered hole, and the lower knuckle arm 70 extends along a plane perpendicular to the axial direction of the first through hole 42, and the front axle assembly further includes a tie rod connected to the lower knuckle arm 70 through the second tapered hole to form a bogie ladder mechanism.
The present application further provides a vehicle including a front axle assembly as set forth in any of the above embodiments.
The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.
The above-mentioned embodiments only express several embodiments of the present application, and the description thereof is more specific and detailed, but not construed as limiting the scope of the invention. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the concept of the present application, which falls within the scope of protection of the present application. Therefore, the protection scope of the present patent shall be subject to the appended claims.

Claims (10)

1. A steering assembly, comprising:
one end of the brake bottom plate is provided with a connecting part, a first connecting groove is formed in the connecting part, a protruding part which is arranged at an interval with the connecting part is formed in the other end of the brake bottom plate, and a first through hole is formed in the protruding part; and
and the split part is detachably connected with the connecting part, and is provided with a second connecting groove communicated with the first connecting groove to form a second through hole coaxial with the first through hole.
2. The steering assembly according to claim 1, wherein the connecting portion is provided with at least one first connecting hole, and the separate portion is provided with a second connecting hole corresponding to the first connecting hole;
the steering assembly further comprises at least one fastener, and the fastener sequentially penetrates through the first connecting hole and the corresponding second connecting hole, so that the part portion can be relatively fixed with the connecting portion.
3. The steering assembly as claimed in claim 1, wherein the side of the connecting portion facing the split portion is provided with at least one catch, and the side of the split portion facing the connecting portion is provided with a boss that mates with the catch.
4. The steering assembly as claimed in claim 1, further comprising a knuckle upper arm connected to a side of the split portion facing away from the connecting portion.
5. The steering assembly of claim 4, wherein the knuckle upper arm is integrally formed with the split portion.
6. The steering assembly according to claim 1, further comprising a lower knuckle arm, one end of which is connected to an outer peripheral wall of the boss portion, and which extends along a plane perpendicular to an axial direction of the first through hole.
7. The steering assembly as claimed in claim 6, wherein the lower knuckle arm is integrally formed with the brake spider.
8. The steering assembly as claimed in claim 1, wherein the brake base plate is further provided with at least one brake shoe shaft fitting hole and at least one brake camshaft fitting hole, the brake shoe shaft fitting hole and the brake camshaft fitting hole being respectively located at both sides on the first through hole axis.
9. A front axle assembly, comprising:
a steering assembly as claimed in any one of claims 1 to 8; and
the two opposite ends of the main pin are respectively penetrated through the first through hole and the second through hole.
10. A vehicle comprising the front axle assembly of claim 9.
CN202210181397.3A 2022-02-25 2022-02-25 Steering assembly, front axle assembly and vehicle Pending CN114426059A (en)

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Application Number Priority Date Filing Date Title
CN202210181397.3A CN114426059A (en) 2022-02-25 2022-02-25 Steering assembly, front axle assembly and vehicle

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Application Number Priority Date Filing Date Title
CN202210181397.3A CN114426059A (en) 2022-02-25 2022-02-25 Steering assembly, front axle assembly and vehicle

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Citations (5)

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Publication number Priority date Publication date Assignee Title
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CN104139800A (en) * 2013-05-07 2014-11-12 泰州神舟传动科技有限公司 Left steering knuckle of front axle for engineering vehicle
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Application publication date: 20220503