CN116573048A - Modular chassis and vehicle - Google Patents
Modular chassis and vehicle Download PDFInfo
- Publication number
- CN116573048A CN116573048A CN202310701718.2A CN202310701718A CN116573048A CN 116573048 A CN116573048 A CN 116573048A CN 202310701718 A CN202310701718 A CN 202310701718A CN 116573048 A CN116573048 A CN 116573048A
- Authority
- CN
- China
- Prior art keywords
- leaf spring
- spring assembly
- connector
- holes
- frame rail
- 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
Links
- 230000035939 shock Effects 0.000 claims description 12
- 239000006096 absorbing agent Substances 0.000 claims description 10
- 230000000712 assembly Effects 0.000 abstract description 8
- 238000000429 assembly Methods 0.000 abstract description 8
- 238000009434 installation Methods 0.000 abstract description 5
- 239000000725 suspension Substances 0.000 description 7
- 238000010521 absorption reaction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000003993 interaction 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
- 230000002040 relaxant effect Effects 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62D—MOTOR VEHICLES; TRAILERS
- B62D21/00—Understructures, i.e. chassis frame on which a vehicle body may be mounted
- B62D21/11—Understructures, i.e. chassis frame on which a vehicle body may be mounted with resilient means for suspension, e.g. of wheels or engine; sub-frames for mounting engine or suspensions
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60G—VEHICLE SUSPENSION ARRANGEMENTS
- B60G11/00—Resilient suspensions characterised by arrangement, location or kind of springs
- B60G11/02—Resilient suspensions characterised by arrangement, location or kind of springs having leaf springs only
- B60G11/10—Resilient suspensions characterised by arrangement, location or kind of springs having leaf springs only characterised by means specially adapted for attaching the spring to axle or sprung part of the vehicle
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62D—MOTOR VEHICLES; TRAILERS
- B62D21/00—Understructures, i.e. chassis frame on which a vehicle body may be mounted
- B62D21/02—Understructures, i.e. chassis frame on which a vehicle body may be mounted comprising longitudinally or transversely arranged frame members
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62D—MOTOR VEHICLES; TRAILERS
- B62D21/00—Understructures, i.e. chassis frame on which a vehicle body may be mounted
- B62D21/09—Means for mounting load bearing surfaces
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/70—Energy storage systems for electromobility, e.g. batteries
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Transportation (AREA)
- Vehicle Body Suspensions (AREA)
Abstract
The application relates to a modular chassis and a vehicle. The modular chassis includes a frame rail and a leaf spring assembly extending in a first direction, and first and second connectors spaced apart in the first direction, the first connector being connected between one end of the leaf spring assembly and the frame rail, the second connector being connected between the other end of the leaf spring assembly and the frame rail, at least one of the first, second and leaf spring assemblies being configured to adjust a spacing of the first and second connectors in the first direction based on a length of the leaf spring assembly in the first direction. The modularized chassis provided by the application can be suitable for the installation of the plate spring assembly by adjusting the distance between the first connecting piece, the second connecting piece and at least one of the plate spring assembly along the first direction, so that the modularized chassis is suitable for the requirements of different vehicle types or vehicles of the same vehicle type under different loading working conditions, namely the applicability of the modularized chassis is improved.
Description
Technical Field
The application relates to the technical field of whole commercial vehicles and chassis, in particular to a modularized chassis and a modularized vehicle.
Background
The front suspension system of the vehicle chassis refers to an elastic member system connecting a frame and wheels (axles), and has a main function of transmitting forces and moments between the wheels and the frame and of relaxing impact forces and vibrations transmitted from a road surface to the frame or the vehicle body.
In the related art, corresponding front suspension systems are designed according to the light weight and comfort requirements of different vehicle types and the running conditions of different loads of the vehicle, namely the front suspension systems of the chassis of the vehicle in the related art are not high in applicability.
Disclosure of Invention
Based on this, it is necessary to provide a modular chassis and a vehicle in view of the problem of low applicability of the front suspension system of the vehicle chassis in the related art.
A modular chassis, the modular chassis comprising:
a frame rail extending in a first direction; and
the first connecting piece and the second connecting piece are distributed at intervals along the first direction;
a leaf spring assembly, the first connector being connected between one end of the leaf spring assembly and the frame rail, the second connector being connected between the other end of the leaf spring assembly and the frame rail, at least one of the first connector, the second connector and the leaf spring assembly being configured to enable adjustment of the spacing of the first connector and the second connector in the first direction as a function of the length of the leaf spring assembly in the first direction.
The modularized chassis provided by the application can be suitable for mounting plate spring components with different sizes, and the plate spring components are fixedly mounted mainly through arranging the first connecting piece and the second connecting piece. The first connecting piece and the second connecting piece are distributed at intervals along the same direction as the extending direction of the frame longitudinal beam, the first connecting piece is connected between one end of the plate spring assembly and the frame longitudinal beam, and the second connecting piece is connected between the other end of the plate spring assembly and the frame longitudinal beam, so that the plate spring assembly is fixed on the frame longitudinal beam through fixing the two ends of the plate spring assembly. At least one of the first connecting piece, the second connecting piece and the plate spring component is configured to be capable of adjusting the distance between the first connecting piece and the second connecting piece in the first direction according to the length of the plate spring component in the first direction, and it is understood that the lengths of the plate spring components in the plate length directions of different sizes are different.
In one embodiment, the frame rail is provided with a plurality of first through holes arranged at intervals along the first direction, and the first connecting piece is provided with a plurality of first connecting holes corresponding to the first through holes;
the first connecting piece and the frame rail are connected by means of the first through hole and the corresponding first connecting hole.
In one embodiment, the frame rail is provided with a plurality of second through holes which are arranged at intervals along the first direction, and the second connecting piece is provided with a plurality of second connecting holes which correspond to the second through holes;
the second connecting piece and the frame rail are connected by means of the second through hole and the corresponding second connecting hole.
In one embodiment, the second connecting member includes a body disposed on the frame rail and a lifting lug, the second connecting hole is disposed on the body, and the lifting lug is rotatably connected to the body and one end of the leaf spring assembly facing away from the first connecting member.
In one embodiment, the second connecting member includes a fixing portion provided on a side of the body facing away from the frame rail; and/or the number of the groups of groups,
the second connecting piece comprises a mounting part, and the mounting part is arranged at one end of the body, which is away from the lifting lug.
In one embodiment, the frame rail is provided with a plurality of third through holes spaced along the first direction;
the modularized chassis comprises a shock absorber, and the shock absorber is provided with a plurality of third connecting holes corresponding to the three-way holes.
In one embodiment, the first connector is provided with a plurality of first fixing holes for mounting the diverter bracket; and/or the number of the groups of groups,
the first connecting piece is provided with a plurality of second fixing holes for installing the radiator support; and/or the number of the groups of groups,
the first connecting piece is provided with a plurality of third fixing holes for installing the front lower protection piece.
In one embodiment, the first connecting piece is provided with a plurality of fourth fixing holes which are arranged at intervals along the first direction, and one end of the plate spring component, which is close to the first connecting piece, is provided with a perforation corresponding to the fourth fixing holes.
In one embodiment, the leaf spring assembly comprises a plurality of leaf spring parts arranged in a stacked manner, and a locking piece for binding the plurality of leaf spring parts together; the locking piece is detachably connected to the plate spring portion.
According to another aspect of the application there is provided a vehicle comprising a modular chassis as described above.
Drawings
FIG. 1 is a schematic view of a modular chassis according to the present application;
FIG. 2 is a schematic view of the leaf spring assembly of the modular chassis of FIG. 1 with a leaf spring;
FIG. 3 is a schematic view of the leaf spring assembly of the modular chassis of FIG. 1 with two leaf springs;
FIG. 4 is a schematic view of a first connector according to the present application;
FIG. 5 is a front view of a second connector of the present application;
FIG. 6 is a side view of the second connector shown in FIG. 5;
fig. 7 is a top view of the second connector shown in fig. 5.
Reference numerals illustrate:
a modular chassis 100;
a frame rail 1; a first through hole 11; a second through hole 12; a third through hole 13; a leaf spring assembly 2; a plate spring portion 21; a locking member 22; a first connector 3; a first connection hole 31; a first fixing hole 32; a second fixing hole 33; a third fixing hole 34; a fourth fixing hole 35; a positioning part 4; a second connector 5; a body 51; a second connection hole 52; lifting lugs 53; a fixing portion 54; a mounting portion 55; a damper 6;
a first direction F1.
Detailed Description
In order that the above objects, features and advantages of the application will be readily understood, a more particular description of the application will be rendered by reference to the appended drawings. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present application. The present application may be embodied in many other forms than described herein and similarly modified by those skilled in the art without departing from the spirit of the application, whereby the application is not limited to the specific embodiments disclosed below.
In the description of the present application, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", 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 application and simplifying the description, and do not indicate or imply that the device or element being referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the present application.
Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In the description of the present application, the meaning of "plurality" means at least two, for example, two, three, etc., unless specifically defined otherwise.
In the present application, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly, through intermediaries, or both, may be in communication with each other or in interaction with each other, unless expressly defined otherwise. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art according to the specific circumstances.
In the present application, unless expressly stated or limited otherwise, a first feature "up" or "down" a second feature may be the first and second features in direct contact, or the first and second features in indirect contact via an intervening medium. Moreover, a first feature being "above," "over" and "on" a second feature may be a first feature being directly above or obliquely above the second feature, or simply indicating that the first feature is level higher than the second feature. The first feature being "under", "below" and "beneath" the second feature may be the first feature being directly under or obliquely below the second feature, or simply indicating that the first feature is less level than the second feature.
It will be understood that when an element is referred to as being "fixed" 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 are used herein for illustrative purposes only and are not meant to be the only embodiment.
Referring to fig. 1, fig. 1 is a schematic structural diagram of a modular chassis 100 according to the present application. The application provides a modularized chassis 100, wherein the modularized chassis 100 comprises a frame longitudinal beam 1 extending along a first direction, a first connecting piece 3 and a second connecting piece 5 which are arranged at intervals along the first direction, and a plate spring component 2 which is arranged on the frame longitudinal beam 1 and plays a role of elasticity. The first connecting piece 3 is connected between one end of the leaf spring assembly 2 and the frame rail 1, and the second connecting piece 5 is connected between the other end of the leaf spring assembly 2 and the frame rail 1, i.e. the two ends of the leaf spring assembly 2 are fixed by the first connecting piece 3 and the second connecting piece 5 to fix the leaf spring assembly 2 to the frame rail 1. At least one of the first connector 3, the second connector 5 and the leaf spring assembly 2 is configured to be able to adjust the spacing of the first connector 3 and the second connector 5 in a first direction depending on the length of the leaf spring assembly 2 in said first direction. For the leaf spring assemblies 2 with different sizes and lengths, the leaf spring assemblies 2 can be installed again by adjusting the distance between the first connecting piece 3 and the second connecting piece 5, that is, the modularized chassis 100 provided by the application can be suitable for installing the leaf spring assemblies 2 with different sizes, so that the modularized chassis 100 is suitable for the requirements of vehicles with different vehicle types or the same vehicle type under different loading working conditions, namely the applicability of the modularized chassis 100 is improved.
Referring to fig. 2 and 3, fig. 2 is a schematic view of a structure in which a leaf spring is provided to the leaf spring assembly 2 of the modular chassis 100 shown in fig. 1, and fig. 3 is a schematic view of a structure in which two leaf springs are provided to the leaf spring assembly 2 of the modular chassis 100 shown in fig. 1. It will be appreciated that the specification requirements for the leaf spring assembly 2 may be different for different vehicles or for the same vehicle under different load conditions. The modular chassis 100 of the present application can select the specifications of the leaf springs and adjust the number of the leaf springs according to different vehicle types and different vehicle loading conditions, so that the leaf spring assembly 2 formed by the leaf springs can be suitable for the requirements of different vehicles. In the case where the vehicle load is light, as shown in fig. 2, one leaf spring may be provided, and in the case where the vehicle load is heavy, as shown in fig. 3, a plurality of leaf springs may be provided. Simultaneously, the leaf spring assembly 2 with different thickness or longitudinal length can be arranged to meet the requirements of different vehicles, and the installation of the leaf spring assembly 2 with different longitudinal lengths and the frame longitudinal beam 1 is provided with the first connecting piece 3, the second connecting piece 5 and the frame longitudinal beam 1, so that when the load of the vehicle changes, the leaf spring assembly 2 can be conveniently adjusted, and the leaf spring assembly is more suitable for the running requirements of the vehicle.
With continued reference to fig. 1, the frame rail 1 is provided with a plurality of first through holes 11 arranged at intervals along the first direction, the first connecting member 3 is provided with a plurality of first connecting holes 31 corresponding to the first through holes 11, and the first connecting member 3 and the frame rail 1 are connected by means of the first through holes 11 and the corresponding first connecting holes 31. It will be appreciated that the first connecting member 3 is connected at one end to the leaf spring assembly 2 and at the other end to the frame rail 1 via the first connecting hole 31 and via the first connecting hole 31 to the different first through-holes 11, the position of the first connecting member 3 and the one end of the leaf spring assembly 2 in the first direction on the frame rail 1 can be adjusted. In some embodiments, the first connecting holes 31 are provided in plurality, and the plurality of first connecting holes 31 are aligned with the plurality of through holes, so as to improve the connection strength between the first connecting member 3 and the frame rail 1.
Referring to fig. 1, the frame rail 1 is provided with a plurality of second through holes 12 arranged at intervals along a first direction, the second connecting piece 5 is provided with a plurality of second connecting holes 52 corresponding to the second through holes 12, and the second connecting piece 5 is connected with different second through holes 12 through the second connecting holes 52, so that the position of the second connecting piece 5 relative to the frame rail 1 along the first direction can be adjusted. The second connecting piece 5 and the frame rail 1 are connected by means of the second through hole 12 and the corresponding second connecting hole 52. It will be appreciated that the second link 5 is connected at one end to the end of the leaf spring assembly 2 remote from the first link 3 and at the other end to the frame rail 1 via the second link hole 52, whereby the position of the end of the leaf spring assembly 2 remote from the first link 3 relative to the frame rail 1 in the first direction can be adjusted by the second link 5.
One end of the combined leaf spring assembly 2 is connected with the first connecting piece 3, the arrangement of the position of the combined leaf spring assembly relative to the frame longitudinal beam 1 along the first direction can be adjusted through the first connecting piece 3, so that the combined leaf spring assembly can be suitable for the installation of leaf spring assemblies 2 with different sizes and lengths through adjusting the position of one of the first connecting piece 3 and the second connecting piece 5 relative to the frame longitudinal beam 1 along the first direction, the position of the leaf spring assembly 2 relative to the frame longitudinal beam 1 along the first direction can be adjusted, the combined leaf spring assembly is suitable for the installation requirements of different vehicle types, and the leaf spring assembly 2 is adjusted to be suitable for the position of the combined leaf spring assembly relative to the frame longitudinal beam 1, so that the frame longitudinal beam 1 and the leaf spring assembly 2 can be stressed better in the vehicle running process.
The first link 3 is provided with a plurality of first fixing holes 32, and the plurality of first fixing holes 32 are provided at one side of the first link hole 31 for mounting a steering gear bracket of a vehicle. The first connecting member 3 is further provided with a plurality of second fixing holes 33 provided at intervals from the first connecting holes 31 for mounting a radiator support of a vehicle. The first connecting member 3 is also provided with a plurality of third fixing holes 34 for mounting a front lower guard of the vehicle. It will be appreciated that the arrangement of the first connector 3 is such that the diverter bracket, the radiator bracket and the front lower guard are mounted and fixed relatively centrally, so that the vehicle chassis arrangement is more orderly, and when the diverter bracket or the radiator bracket, or the front lower guard is connected with the first connector 3 to cause damage to the first connector 3, the first connector 3 is replaced directly without replacing the whole frame rail 1. In some embodiments, the first fixing hole 32, the second fixing hole 33 and the third fixing hole 34 are all spaced from the first connecting hole 31, and the first fixing hole 32, the second fixing hole 33 and the third fixing hole 34 may be configured as through holes having the same hole path, so that they may be installed through the first fixing hole 32, the second fixing hole 33 and the third fixing hole 34 according to different configurations of the radiator support, the radiator support and the front lower guard of different vehicles, that is, not limited to the first fixing hole 32 being used only for installing the radiator support, the second fixing hole 33 being used only for installing the radiator support and the third fixing hole 34 being used only for installing the front lower guard, thereby improving flexibility of the first connecting member 3.
In some embodiments, the first connecting piece 3 is provided with a plurality of hollow parts, and the mass of the first connecting piece 3 can be reduced due to the arrangement of the plurality of hollow parts, so that the connection of the frame rail 1 is light.
In some embodiments, modular chassis 100 includes a locating portion 4, where locating portion 4 is provided at an end of frame rail 1 proximate first connector 3 for connecting to a cab front suspension rear articulation bracket.
In some embodiments, the first connecting member 3 includes a plurality of fourth fixing holes 35 spaced apart along the first direction, the fourth fixing holes 35 being used to mount one end of the leaf spring assembly 2 near the first connecting member 3, one end of the leaf spring assembly 2 near the first connecting member 3 being provided with a through hole corresponding to the fourth fixing holes 35, and the mounted leaf spring assembly 2 and the first connecting member 3 may be connected by bolts fitted to the fourth fixing holes 35 and the through holes through the fourth fixing holes 35 and the through holes. The fourth fixing holes 35 are provided in plurality, and the plurality of fourth fixing holes 35 are provided at intervals along the first direction, it can be understood that the position of the leaf spring assembly 2 near the end of the first connecting member 3 along the first direction can be adjusted by connecting the leaf spring assembly 2 with the different fourth fixing holes 35 through bolts. After replacing the leaf spring assembly 2, the position of the leaf spring assembly 2 relative to the first connecting piece 3 along the first direction can be adjusted according to the size of the replaced leaf spring assembly 2, so that the position of the first connecting piece 3 relative to the frame longitudinal beam 1 is prevented from being adjusted, and the replacement convenience is improved. And the position of the plate spring assembly 2 and the first connecting piece 3 along the first direction can be adjusted at the same time, namely the position adjustable arrangement of the plate spring assembly 2 relative to the first connecting piece 3 along the first direction is combined with the position adjustable arrangement of the first connecting piece 3 relative to the frame longitudinal beam 1 along the first direction, so that the adjustable range of the position of the plate spring assembly 2 near one end of the first connecting piece 3 along the first direction is improved.
Referring to fig. 1 and 5 in combination, fig. 5 is a front view of the second connector 5 of the present application. The second connecting member 5 comprises a body 51 provided on the frame rail 1 and a lifting lug 53, the second connecting hole 52 is provided on the body 51, and the lifting lug 53 is rotatably connected to the body 51 and one end of the leaf spring assembly 2 facing away from the first connecting member 3. In some embodiments, the lifting lug 53 is connected at one end to the leaf spring assembly 2 and at the other end to the body 51 and is rotatable relative to the body 51. It will be appreciated that when the vehicle is travelling on a poor road condition, the body is vibrated and the lifting lugs 53 are arranged so that the leaf spring assembly 2 can rotate back and forth relative to the second connector 5 to achieve a shock absorbing effect.
Referring now to fig. 5, 6 and 7 in combination, fig. 6 is a side view of the second connector 5 shown in fig. 5, and fig. 7 is a top view of the second connector 5 shown in fig. 5. The second connecting piece 5 comprises a fixing portion 54, wherein the fixing portion 54 is arranged on one side of the body 51, which faces away from the frame rail 1, for mounting a cab suspension airbag of a vehicle. The second connecting member 5 further includes a mounting portion 55, and the mounting portion 55 is provided at an end of the body 51 facing away from the lifting lug 53 for connecting with a body-in-white rear cross member of the vehicle. The cabin suspension air bag and the white body rear cross beam of the vehicle are fixed on the frame longitudinal beam 1 through the second connecting piece 5, and the second connecting piece 5 is directly replaced when the parts at the joint are aged or damaged.
Referring to fig. 1, the modular chassis 100 includes a shock absorber 6 connected between the leaf spring assembly 2 and the frame rail 1, the shock absorber 6 being located between the first and second links 3 and 5 to suppress an impact generated when the leaf spring assembly 2 returns to its original state after shock absorption and an impact from a road surface. In some embodiments, the frame rail 1 is provided with a plurality of third through holes 13 arranged at intervals along the first direction, and the end of the shock absorber 6 facing away from the leaf spring assembly 2 is provided with a plurality of third connecting holes corresponding to the third through holes 13. That is, one end of the shock absorber 6 is connected to the leaf spring assembly 2, the other end is connected to the frame rail 1, and the end of the shock absorber 6, which is close to the frame rail 1, can be moved in the first direction relative to the frame rail 1 by the corresponding connection of the third connecting hole and the third through hole 13, and when the leaf spring assemblies 2 of different sizes are mounted, the positions of the shock absorber 6 relative to the frame rail 1 can be adjusted so as to be suitable for the mounting of the leaf spring assemblies 2 of different sizes.
The leaf spring assembly 2 further comprises a plurality of leaf spring portions 21 arranged in a stacked manner, the number of leaf spring portions 21 being proportional to the elastic strength of the leaf spring assembly 2, such that the greater the number of leaf spring portions 21, the greater the elastic strength of the leaf spring assembly 2 is relative, i.e. the greater the leaf spring assembly 2 is able to withstand the load and impact of a vehicle. And the size or specification of the plate spring portion 21 also affects the elastic strength of the plate spring assembly 2. Thus, the present application can accommodate the needs of vehicles of different weight bearing by adjusting different numbers, different sizes or specifications of the plate spring portions 21. The leaf spring assembly 2 further comprises a locking member 22 for binding the plurality of leaf spring portions 21 together, the locking member 22 being detachably connected to the leaf spring portions 21 for facilitating replacement of the leaf spring portions 21. And in some embodiments, the locking member 22 can adjust its size according to the radial circumference of the leaf spring to be bound, i.e. the locking member 22 can be adjusted in size, and can be suitable for binding leaf spring assemblies 2 of different sizes. In some embodiments, the locking member 22 may be configured as a clamp bolt, and the locking member 22 may also be configured as a U-bolt.
The application also provides a vehicle comprising the modular chassis 100 described above. When the original leaf spring portion 21 of the vehicle is damaged, the locking piece 22 can be detached and replaced with a new leaf spring portion 21, without replacing the whole leaf spring assembly 2. When the load of the vehicle changes and the plate spring assembly 2 needs to be replaced, the plate spring assembly 2 can be directly replaced, the position of the first connecting piece 3 relative to the frame longitudinal beam 1 is adjusted through the first connecting hole 31 and the first through hole 11, the position of the second connecting piece 5 relative to the frame longitudinal beam 1 is adjusted through the second connecting hole 52 and the second through hole 12, and therefore the distance between the first connecting piece 3 and the second connecting piece 5 in the first direction is adjusted, and the distance is adapted to the length of the plate spring assembly 2 in the first direction. When the load of the vehicle changes and the plate spring assembly 2 needs to be replaced, the locking piece 22 can be detached, and the plate spring part 21 can be added, the plate spring part 21 can be removed or the plate spring part 21 can be replaced correspondingly until the adjusted plate spring assembly 2 is suitable for the requirement of the vehicle. In the same way, the distance between the first connecting piece 3 and the second connecting piece 5 in the first direction can be adjusted according to the length of the adjusted leaf spring assembly 2. The position of the leaf spring assembly 2 in the first direction may also be adjusted by connecting a perforated hole at one end of the leaf spring assembly 2 with different fourth fixing holes 35 arranged at intervals in the first direction. Thereby adjusting the mounting of the replaced leaf spring assembly 2 to the frame rail 1.
The modularized chassis 100 provided by the application can adjust the positions of the first connecting piece 3 and the second connecting piece 5 relative to the frame longitudinal beam 1 according to the length of the plate spring component 2 along the first direction, so that the distance between the first connecting piece 3 and the second connecting piece 5 along the first direction is adjusted, the installation of the plate spring component 2 and the frame longitudinal beam 1 with different sizes is met, namely, the applicability of the modularized chassis 100 is improved, and the modularized chassis is suitable for the requirements of vehicles with different vehicle types or the same vehicle type under different loading working conditions.
The technical features of the above-described embodiments may be arbitrarily combined, and all possible combinations of the technical features in the above-described embodiments are not described for brevity of description, however, as long as there is no contradiction between the combinations of the technical features, they should be considered as the scope of the description.
The above examples illustrate only a few embodiments of the application, which are described in detail and are not to be construed as limiting the scope of the application. 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 application, which are all within the scope of the application. Accordingly, the scope of protection of the present application is to be determined by the appended claims.
Claims (10)
1. A modular chassis, the modular chassis comprising:
a frame rail extending in a first direction; and
the first connecting piece and the second connecting piece are distributed at intervals along the first direction;
a leaf spring assembly, the first connector being connected between one end of the leaf spring assembly and the frame rail, the second connector being connected between the other end of the leaf spring assembly and the frame rail, at least one of the first connector, the second connector and the leaf spring assembly being configured to enable adjustment of the spacing of the first connector and the second connector in the first direction as a function of the length of the leaf spring assembly in the first direction.
2. The modular chassis of claim 1, wherein the frame rail is provided with a plurality of first through holes spaced apart along the first direction, the first connector being provided with a plurality of first connecting holes corresponding to the first through holes;
the first connecting piece and the frame rail are connected by means of the first through hole and the corresponding first connecting hole.
3. The modular chassis of claim 1, wherein the frame rail is provided with a plurality of second through holes spaced apart along the first direction, the second connector being provided with a plurality of second connecting holes corresponding to the second through holes;
the second connecting piece and the frame rail are connected by means of the second through hole and the corresponding second connecting hole.
4. A modular chassis according to claim 3, wherein the second connector comprises a body provided on the frame rail and a lifting lug, the second connector aperture being provided on the body, the lifting lug being rotatably connected to the body and to an end of the leaf spring assembly facing away from the first connector.
5. The modular chassis of claim 4, wherein the second connector comprises a securing portion disposed on a side of the body facing away from the frame rail; and/or the number of the groups of groups,
the second connecting piece comprises a mounting part, and the mounting part is arranged at one end of the body, which is away from the lifting lug.
6. The modular chassis of claim 1, wherein the frame rail is provided with a plurality of third through holes spaced apart along the first direction;
the modularized chassis comprises a shock absorber, and the shock absorber is provided with a plurality of third connecting holes corresponding to the third through holes.
7. The modular chassis of claim 1, wherein the first connector is provided with a plurality of first securing holes for mounting a diverter bracket; and/or the number of the groups of groups,
the first connecting piece is provided with a plurality of second fixing holes for installing the radiator support; and/or the number of the groups of groups,
the first connecting piece is provided with a plurality of third fixing holes for installing the front lower protection piece.
8. The modular chassis of claim 1, wherein the first connector is provided with a plurality of fourth securing holes spaced apart along the first direction, and wherein the leaf spring assembly is provided with perforations corresponding to the fourth securing holes at an end thereof adjacent the first connector.
9. The modular chassis of claim 1, wherein the leaf spring assembly comprises a plurality of leaf spring portions arranged in a stack, and a lock for binding the plurality of leaf spring portions together; the locking piece is detachably connected to the plate spring portion.
10. A vehicle comprising a modular chassis according to any one of claims 1-9.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202310701718.2A CN116573048A (en) | 2023-06-14 | 2023-06-14 | Modular chassis and vehicle |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202310701718.2A CN116573048A (en) | 2023-06-14 | 2023-06-14 | Modular chassis and vehicle |
Publications (1)
Publication Number | Publication Date |
---|---|
CN116573048A true CN116573048A (en) | 2023-08-11 |
Family
ID=87539724
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN202310701718.2A Pending CN116573048A (en) | 2023-06-14 | 2023-06-14 | Modular chassis and vehicle |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN116573048A (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN117262016A (en) * | 2023-11-20 | 2023-12-22 | 徐州徐工汽车制造有限公司 | Welding frame for hydrogen fuel port tractor |
-
2023
- 2023-06-14 CN CN202310701718.2A patent/CN116573048A/en active Pending
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN117262016A (en) * | 2023-11-20 | 2023-12-22 | 徐州徐工汽车制造有限公司 | Welding frame for hydrogen fuel port tractor |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
US8002063B2 (en) | Motor vehicle with a rear end mounted battery box | |
EP1911661B1 (en) | Suspension Subassembly | |
CN116573048A (en) | Modular chassis and vehicle | |
US7237830B1 (en) | Leaf spring truck cab suspension | |
US8376380B2 (en) | Traction device | |
CN111660745A (en) | Suspension system for a vehicle having a composite material spring | |
US20060255556A1 (en) | Leaf spring suspension systems and sub-assemblies therefor | |
US7549659B2 (en) | Multiple trailing arm suspension | |
KR20150113250A (en) | Leaf spring Suspension | |
KR100764485B1 (en) | Support beam for vehicle | |
KR100953318B1 (en) | Trailing arm mounting unit for vehicle | |
CN111572305A (en) | Torsion beam suspension | |
US20190118597A1 (en) | Longitudinal leaf spring device having bump stop unit | |
CN220465176U (en) | Mounting assembly and frame assembly | |
CN110065353B (en) | Axle device for coupling a wheel of a vehicle to a body | |
KR20110058465A (en) | Sub-frame for front suspension of automobile device for vehicle | |
CN116198267A (en) | Vehicle suspension spring device and vehicle suspension system | |
KR100422835B1 (en) | Leaf spring assembly of a suspension for a motor vehicle | |
KR200300862Y1 (en) | Asistance buffer equipment have a suspension system of trailer | |
KR100506654B1 (en) | Rigid axle type suspension | |
KR19990043287A (en) | Suspension of bus to increase the spring constant | |
WO2020147937A1 (en) | A leaf spring suspension arrangement and a method for assembling a leaf spring suspension arrangement | |
KR20230076910A (en) | Stabilizer for vehicle | |
KR100348045B1 (en) | Reinforcement structure of chassis rear cross member for vehicle | |
JP2022147420A (en) | Frame, frame fitting structure, and vehicle |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PB01 | Publication | ||
PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
SE01 | Entry into force of request for substantive examination |