CN110861712B - Heavy truck chassis front end module structure and chassis frame structure - Google Patents
Heavy truck chassis front end module structure and chassis frame structure Download PDFInfo
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- CN110861712B CN110861712B CN201911225083.3A CN201911225083A CN110861712B CN 110861712 B CN110861712 B CN 110861712B CN 201911225083 A CN201911225083 A CN 201911225083A CN 110861712 B CN110861712 B CN 110861712B
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- 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
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- 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
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- 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
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- 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
- B62D21/15—Understructures, i.e. chassis frame on which a vehicle body may be mounted having impact absorbing means, e.g. a frame designed to permanently or temporarily change shape or dimension upon impact with another body
- B62D21/152—Front or rear frames
- B62D21/155—Sub-frames or underguards
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Abstract
The invention relates to a heavy truck chassis front end module structure and a chassis frame structure. The heavy truck chassis front end module structure comprises a chassis front end support, two front combined support structures respectively arranged at two sides of the chassis front end support, a steering gear assembly arranged at the outer side of the front combined support structures, a front steel plate spring assembly arranged between the inner sides of the two front combined support structures, a radiator assembly and a front protection assembly; the bottom of the radiator assembly is arranged at the front ends of the two front combined bracket structures, and the upper part of the radiator assembly is connected to the chassis front end bracket; the middle part of the front protection assembly is arranged at the front ends of the two front combined bracket structures, and the two sides of the front protection assembly are respectively and correspondingly connected to the outer sides of the two front combined bracket structures. The invention aims to solve the problem that the front end structure of the chassis in the traditional technology cannot meet the requirements of the assembly and the manufacturability of the whole vehicle.
Description
Technical Field
The invention relates to the technical field of vehicle body structures, in particular to a heavy truck chassis front end module structure and a chassis frame structure.
Background
With the development of heavy commercial vehicles, the integration requirement of the system is higher and higher based on the requirements of the performance, the structure and the process of the whole vehicle, and particularly, the modularity and the integration design of a chassis system of the heavy commercial vehicle becomes a breakthrough for solving the problems due to the limitation of the assembly space of parts and the process requirement of high-efficiency production.
At present, the chassis design integration of heavy commercial vehicle is relatively poor, because the structural restriction of chassis frame assembly, the frame structure that commercial vehicle adopted at present wholly comprises two longerons and many violently, and various spare parts such as steering gear support, leaf spring fore-stock, driver's cabin suspension support and preceding protection, cooling system all assemble on longeron and the crossbeam of frame in proper order. The frame assembly with the structure has a simple structure, is easy to realize, and is a chassis frame structure commonly adopted by domestic heavy commercial vehicles at present. However, although the chassis frame with the above structure has a simple structure, the width of the chassis frame is limited by the internal and external structures of the vehicle, and the chassis frame structure cannot completely meet the requirement of the assembly space of the vehicle along with the development of heavy commercial vehicles and the requirement of high horsepower and high configuration. Particularly, in the front end structure of the chassis, various parts such as a cab suspension system, a front protection device, a steering system, a cooling system, a suspension system, a power system and the like are collected at the part, so that the current front end structure of the chassis cannot meet the requirements of the assembly and the manufacturability of the whole vehicle.
Disclosure of Invention
Based on the structure, the invention provides a heavy truck chassis front end module structure and a chassis frame structure, and aims to solve the problem that the chassis front end structure in the traditional technology cannot meet the requirements of the assembly performance and manufacturability of a whole vehicle.
In order to achieve the purpose, the invention provides the following technical scheme:
a heavy truck chassis front end module structure comprising:
a chassis front end support;
the two front combined bracket structures are respectively arranged on two sides of the front end bracket of the chassis;
the steering gear assembly is arranged on the outer side of the front combined bracket structure;
the front steel plate spring assembly is arranged between the inner sides of the two front combined bracket structures;
the bottom of the radiator assembly is arranged at the front ends of the two front combined bracket structures, and the upper part of the radiator assembly is connected to the chassis front end bracket; and the number of the first and second groups,
the middle part of the front protection assembly is arranged at the front ends of the two front combined bracket structures, and the two sides of the front protection assembly are respectively and correspondingly connected to the outer sides of the two front combined bracket structures.
Optionally, the front combined bracket structure comprises a bracket main body, an upper connecting bracket protruding from the top of the bracket main body, and a side connecting bracket protruding from the front side of the bracket main body;
the upper connecting support is arranged on the outer side of the chassis front end support, the steering gear assembly is arranged on the outer side of the upper connecting support, the front steel plate spring assembly is arranged on the inner side of the support main body, the bottom of the radiator assembly is arranged on the top of the side connecting support, and the front protection assembly is arranged at the front end of the side connecting support.
Optionally, the chassis front end bracket includes two cross beam brackets arranged side by side, and a longitudinal beam bracket connected between the two cross beam brackets, the top of the bracket main body is connected to the bottom of the cross beam bracket, and the inner side of the upper connecting bracket is connected to the outer side of the cross beam bracket.
Optionally, the longitudinal beam support comprises a longitudinal beam main body and cross beam connecting plates respectively connected to two ends of the longitudinal beam main body, and the cross beam connecting plates are correspondingly connected to the inner sides of the cross beam support.
Optionally, the bracket main body is provided with a hollow structure with a hollow cavity;
preceding leaf spring assembly includes the spring assembly main part, and locates the rubber bush non-maintaining structure of spring assembly main part tip, rubber bush non-maintaining structure stretches into in the cavity of support main part and through connecting bolt with the connection can be dismantled to the support main part.
Optionally, the front protection assembly includes a front connecting plate connected between the side connecting brackets of the two front combined bracket structures, a front protection main body connected with the front connecting plate and connected with the side connecting brackets, and front protection brackets respectively disposed at two sides of the front protection main body, and the front protection brackets are disposed at outer sides of the bracket main bodies of the front combined bracket structures.
Optionally, the front protection assembly includes two front middle connection plates disposed in the middle of the front protection body, one side of each front connection plate is connected to the top of the middle connection plate, the other side of each front connection plate is connected to the top of the side connection bracket, the front end face of the side connection bracket is connected to the inner side of the front protection body, and the bottom face of the side connection bracket is connected to the bottom of the front middle connection plate.
Optionally, the front protection assembly comprises two side connection plates disposed inside the front protection body, and the front protection bracket is connected to the side connection plates and the bracket body outside.
Optionally, the radiator assembly includes a radiator body, a radiator support connected between an upper portion of the radiator body and the chassis front end support, and a shock absorbing mounting pad disposed at a bottom of the radiator body and connected to a top portion of the side connection support of the front combi-bracket structure.
In addition, the invention also provides a chassis frame structure which comprises the heavy truck chassis front end module structure.
In the technical scheme provided by the invention, a corresponding structure is designed according to the assembly characteristics of each part at the front end of the chassis, the design of a front combined bracket, the design of a front end bracket of the chassis, the design of front protection, the design of a radiator, the integrated design of a steering gear assembly and the like are completed, and the integrated assembly of a suspension system, a front protection device, a cooling system and a steering system on the front end of the chassis is realized; the front protection assembly not only has the protection function of a vehicle, but also has partial functions of a frame cross beam, further realizes the integrated realization of the structure and the functions, expands the assembly space of parts at the front end of the chassis, improves the assembly efficiency and the final assembly manufacturability of the parts, further realizes the structure optimization and the weight reduction compared with the traditional structure, and has important significance for improving the light weight level of the heavy commercial vehicle.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.
FIG. 1 is a schematic diagram of a three-dimensional structure of a front-end module structure of a chassis of a heavy truck according to an embodiment of the present invention;
FIG. 2 is a schematic diagram of an exploded structure of a front end module structure of a chassis of a heavy truck according to an embodiment of the present invention;
FIG. 3 is a schematic diagram of a side view of a front end module structure of a chassis for a heavy truck according to an embodiment of the present invention;
FIG. 4 is a schematic diagram illustrating a top view of a front end module structure of a chassis for a heavy truck according to an embodiment of the present invention;
FIG. 5 is a schematic three-dimensional view of a longitudinal beam support of a front end module structure of a chassis for a heavy truck according to an embodiment of the present invention;
FIG. 6 is a schematic, simplified perspective view of a front composite support structure of a front end module structure of a chassis for a heavy truck according to an embodiment of the present invention;
FIG. 7 is a schematic diagram illustrating a schematic perspective view of a front protection assembly of a front end module structure of a chassis for a heavy truck according to an embodiment of the present invention;
fig. 8 is a schematic three-dimensional structure diagram of a front protection bracket of a front end module structure of a chassis for a heavy truck according to an embodiment of the present invention.
The reference numbers illustrate:
| reference numerals | Name (R) | Reference numerals | Name (R) |
| 100 | Front end bracket of |
110 | |
| 120 | |
122 | Longitudinal beam |
| 124 | Cross |
200 | Front combined |
| 210 | Support |
212 | |
| 214 | |
220 | Upper connecting |
| 222 | |
230 | |
| 232 | |
234 | |
| 240 | |
242 | |
| 244 | |
400 | Front |
| 500 | |
510 | |
| 512 | |
514 | |
| 516 | |
518 | Front |
| 520 | |
530 | Front |
| 532 | First front |
534 | Second front |
| 600 | |
610 | Radiator |
| 620 | |
630 | Shock-absorbing mounting pad |
The implementation, functional features and advantages of the objects of the present invention will be further explained with reference to the accompanying drawings.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
It should be noted that, if directional indications (such as up, down, left, right, front, back, top and bottom … …) are involved in the embodiment of the present invention, the directional indications are only used to explain the relative position relationship between the components, the motion situation, etc. in a specific posture (as shown in the drawing), and if the specific posture is changed, the directional indications are changed accordingly.
In addition, if there is a description of "first", "second", etc. in an embodiment of the present invention, the description of "first", "second", etc. is for descriptive purposes only and is 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 addition, technical solutions between various embodiments may be combined with each other, but must be realized by a person skilled in the art, and when the technical solutions are contradictory or cannot be realized, such a combination should not be considered to exist, and is not within the protection scope of the present invention.
At present, the chassis design integration of heavy commercial vehicle is relatively poor, because the structural restriction of chassis frame assembly, the frame structure that commercial vehicle adopted at present wholly comprises two longerons and many violently, and various spare parts such as steering gear support, leaf spring fore-stock, driver's cabin suspension support and preceding protection, cooling system all assemble on longeron and the crossbeam of frame in proper order. The frame assembly with the structure has a simple structure, is easy to realize, and is a chassis frame structure commonly adopted by domestic heavy commercial vehicles at present. However, although the chassis frame with the above structure has a simple structure, the width of the chassis frame is limited by the internal and external structures of the vehicle, and the chassis frame structure cannot completely meet the requirement of the assembly space of the vehicle along with the development of heavy commercial vehicles and the requirement of high horsepower and high configuration. Particularly, in the front end structure of the chassis, various parts such as a cab suspension system, a front protection device, a steering system, a cooling system, a suspension system, a power system and the like are collected at the part, so that the current front end structure of the chassis cannot meet the requirements of the assembly and the manufacturability of the whole vehicle.
In view of the above, the present invention provides a front end module structure of a chassis of a heavy truck, and fig. 1 is a schematic diagram of a three-dimensional structure of the front end module structure of the chassis of the heavy truck according to the embodiment of the present invention; FIG. 2 is a schematic diagram of an exploded structure of a front end module structure of a chassis of a heavy truck according to an embodiment of the present invention; FIG. 3 is a schematic diagram of a side view of a front end module structure of a chassis for a heavy truck according to an embodiment of the present invention; FIG. 4 is a schematic diagram illustrating a top view of a front end module structure of a chassis for a heavy truck according to an embodiment of the present invention; fig. 5 is a schematic three-dimensional structure diagram of a longitudinal beam bracket of a front end module structure of a chassis of a heavy truck according to an embodiment of the present invention.
Referring to fig. 1 and fig. 2, the embodiment provides a front end module structure of a chassis of a heavy truck, including: a chassis front end bracket 100; the two front combined bracket structures 200 are respectively arranged at two sides of the front end bracket of the chassis, and through the matching of the two front combined bracket structures 200, other front end parts of the chassis can be installed in an auxiliary manner, so that the regularity and the stability of the whole device are improved; as shown in the figure, a steering gear assembly 300 is installed at the outer side of one of the front combined bracket structures 200; a front leaf spring assembly 400 is installed between the inner sides of the two front combined bracket structures 200; a radiator assembly 600 is arranged at the front ends of the two front combined bracket structures, the bottom of the radiator assembly 600 is arranged at the front ends of the two front combined bracket structures 200, and the upper part of the radiator assembly is fixedly connected to the chassis front end bracket 100; the front protection assembly 500 is installed at the front ends of the two front combined bracket structures 200, the middle part of the front protection assembly 500 is installed at the front ends of the two front combined bracket structures 200, the two sides of the front protection assembly are respectively and correspondingly connected to the outer sides of the two front combined bracket structures 200, and the front protection assembly 500 mainly plays a role in preventing collision and protecting the front end of the chassis. Under the cooperation of the two front combined bracket structures 200, the arrangement of the system parts is more reasonable and stable, and the effects of further reducing weight and cost are achieved. The specific mounting and connection manner of the entire structure will be further described below.
Specifically, the front combination bracket structure includes a bracket main body 210, an upper connection bracket 220 protrudingly provided at the top of the bracket main body 210, and a side connection bracket 230 protrudingly provided at the front side of the bracket main body; upper connecting bracket 210 is installed on the outer side of the bracket at the front end of the chassis, steering gear assembly 300 is installed on the outer side of the upper connecting bracket, front leaf spring assembly 400 is installed on the inner side of the bracket main body, the bottom of radiator assembly 600 is installed on the top of side connecting bracket 230, and front protection assembly 500 is installed on the front end of the side connecting bracket. The front combined bracket structure 200 adopts an integral casting form to achieve the realization of complex structural design, and on the basis, enough strength and dimensional accuracy are ensured to realize the direct assembly of various parts at the front end of the chassis. The specific installation of each component will be further described below.
Referring to fig. 2, the front end bracket of the chassis includes two cross beam brackets 110 arranged side by side, and a longitudinal beam bracket 120 connected between the two cross beam brackets. The top of the bracket body 210 is coupled to the bottom of the cross beam bracket 110, and the inner side of the upper connection bracket 220 is coupled to the outer side of the cross beam bracket 110. The front combined support structure 200 is connected with the chassis front end frame 100 by adopting a side and lower wing connection structure, so that enough vertical and longitudinal strength can be obtained, and the stability of the whole device is ensured.
Referring to fig. 5, the longitudinal beam bracket 120 includes a longitudinal beam main body 122 and a cross beam connecting plate 124 respectively connected to two ends of the longitudinal beam main body, wherein the cross beam connecting plate 124 is correspondingly connected to an inner side of the cross beam bracket 110. The structural design of the longitudinal beam support 120 can conveniently realize different frame width requirements, the cross beam connecting plate 124 is a symmetrical groove structure, the inner space is used for assembling the steering gear assembly, two rows of upper and lower mounting holes are designed on the cross beam connecting plate, please refer to fig. 6, the upper connecting support 220 of the front combined support structure 200 is provided with a plurality of second mounting holes 222, and the plurality of second mounting holes 222 are correspondingly matched with the mounting holes on the cross beam connecting plate 124 to realize the assembling of the steering gear assembly 300.
In order to achieve precise assembly and save installation space, the supporter main body 210 of the front combination supporter 200 is provided as a hollow structure having a hollow cavity. Front leaf spring assembly 400 includes a spring assembly body and a rubber bushing maintenance-free structure disposed at an end of the spring assembly body. Referring to fig. 6, a first mounting hole 212 is formed in a side surface of the bracket main body 210, and the rubber bushing maintenance-free structure extends into the hollow cavity of the bracket main body 210 and is detachably connected to the bracket main body through a connection bolt and the first mounting hole 212. By the aid of the installation mode, maintenance cost of the leaf spring is effectively reduced, and convenience in assembly of the leaf spring is improved.
Referring to fig. 1 and 2, the front protection assembly 500 is a bent structure of a hollow square tube, and has light weight and high strength. The front protective bracket comprises a front connecting plate 520 connected between the side connecting brackets 230 of the two front combined bracket structures 200, a front protective main body 510 connected with the front connecting plate 520 and connected with the side connecting brackets 230, and front protective brackets 530 respectively arranged at two sides of the front protective main body 510, wherein the front protective brackets 530 are arranged at the outer sides of the bracket main bodies 210 of the front combined bracket structures 200. Specifically, referring to fig. 6 and 7, two ends of the front protective assembly are assembled at the outer sides of the left and right front combined supporting structures 200 through the front connecting plate 520, and the middle part is assembled at the front ends of the left and right front combined supporting structures 200 through the front protective bracket 530; the front end of the front combined supporting structure 200 is provided with a fifth mounting hole 244, the front connecting plate 520 is fixedly connected to the front combined supporting structure 200 through the fifth mounting hole 244, the mounting size of the left and right front combined supporting structures 200 is guaranteed by the mounting mode, and further the torsion and the lateral strength of the front module design are guaranteed.
Further, the front shield assembly 500 includes two front middle connection plates 518 disposed at the middle portion of the front shield main body 510, the front connection plates 520 are connected to the top of the front middle connection plates 518 at one side and the top of the side connection brackets 220 at the other side, the front end surfaces of the side connection brackets 220 are connected to the inner sides of the front shield main body 510, and the bottom surfaces of the side connection brackets 220 are connected to the bottom of the front middle connection plates 518. Referring to fig. 7, two front middle connection plates 518 are designed in the middle of the front protection main body 510, as shown in the figure, the front middle connection plates 518 are L-shaped, the bottom and the side surfaces are both provided with mounting holes, the front end of the front combined bracket structure 200 is provided with the front connection plate 240, the front connection plate 240 is provided with the fifth mounting hole 244, the side connection bracket 230 is provided with the bottom hole 232, and the three are correspondingly matched to realize the mounting of the front middle connection plates 518 and the front combined bracket structure 200.
Further, the front shield assembly 500 includes two side attachment plates 514 disposed on the inner side thereof, and the front shield bracket 530 is coupled to the side attachment plates 514 and the outer side of the bracket main body 210. Specifically, referring to fig. 7, the top of the side connecting plate 514 is provided with a threaded sleeve 516. Referring to fig. 8, the front shield support 530 includes two L-shaped connecting plates, namely a first front shield connecting plate 532 connected to the support body 210 and a second front shield connecting plate 534 connected to the side connecting plate 514. And a seventh mounting hole is formed in the second front protection connecting plate 534, and the seventh mounting hole is matched with the threaded sleeve 516, so that the left side and the right side of the front protection assembly 500 are mounted. It should be noted that the seventh mounting hole is designed to be a kidney-shaped hole structure to eliminate assembly errors of the components and further ensure convenience of assembly, and in addition, a sixth mounting hole is formed in the first front protection connecting plate 532 on the other side of the front protection bracket 530, and the sixth mounting hole is fixedly connected with the positioning hole 214 in the bracket main body 210 through a bolt. Referring to fig. 7, two circular holes are correspondingly formed in the inner side of the front connecting plate 520, and a fourth mounting hole 242 is further formed in the front connecting plate 240, and the two circular holes are matched with each other through a bolt structure and used for assembling a front tow hook of a vehicle.
Referring to fig. 6, the radiator assembly 600 includes a radiator body 610, a radiator support 620 connected between the upper portion of the radiator body 610 and the front end support of the chassis, and a vibration damping mounting pad 630 disposed at the bottom of the radiator body 610 and connected to the top of the side connection support 230 of the front combination support structure 200. Specifically, the side connecting bracket 230 of the front combined bracket structure 200 is recessed inwards to form a mounting seat, the mounting seat is provided with a third mounting hole 234, the shock absorption mounting pad 630 is fixedly mounted on the bottom surface of the front combined bracket structure 200 through the third mounting hole 234, and meanwhile, the upper end of the radiator assembly 600 is mounted on the chassis front end bracket 100 through the radiator bracket 620, so that the overall assembly of the radiator is ensured. Through this design, can realize radiator assembly 600's horizontal extension, make things convenient for different engine horsepower to the different requirements of radiator size. Meanwhile, the vibration reduction mounting pad is of a cylindrical rubber structure, so that vibration reduction and attenuation of the radiator assembly in all directions are guaranteed.
In addition, on the basis of the heavy truck front end modular structure, the invention also provides a chassis frame structure which comprises the heavy truck chassis front end modular structure. Since the two embodiments and the implementation effects are the same, the detailed description of the embodiment is omitted.
In the technical scheme provided by the invention, a corresponding structure is designed according to the assembly characteristics of each part at the front end of the chassis, the design of a front combined bracket, the design of a front end bracket of the chassis, the design of front protection, the design of a radiator, the integrated design of a steering gear assembly and the like are completed, and the integrated assembly of a suspension system, a front protection device, a cooling system and a steering system on the front end of the chassis is realized; the front protection assembly not only has the protection function of a vehicle, but also has partial functions of a frame cross beam, further realizes the integrated realization of the structure and the functions, expands the assembly space of parts at the front end of the chassis, improves the assembly efficiency and the final assembly manufacturability of the parts, further realizes the structure optimization and the weight reduction compared with the traditional structure, and has important significance for improving the light weight level of the heavy commercial vehicle.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the scope of the present invention, and all modifications and equivalents of the present invention, which are made by the contents of the present specification and the accompanying drawings, or directly/indirectly applied to other related technical fields, are included in the scope of the present invention.
Claims (8)
1. A heavy truck chassis front end module structure, comprising:
a chassis front end support;
the two front combined bracket structures are respectively arranged on two sides of the front end bracket of the chassis;
the steering gear assembly is arranged on the outer side of the front combined bracket structure;
the front steel plate spring assembly is arranged between the inner sides of the two front combined bracket structures;
the bottom of the radiator assembly is arranged at the front ends of the two front combined bracket structures, and the upper part of the radiator assembly is connected to the chassis front end bracket; and the number of the first and second groups,
the middle part of the front protection assembly is arranged at the front ends of the two front combined bracket structures, and the two sides of the front protection assembly are respectively and correspondingly connected to the outer sides of the two front combined bracket structures;
the front combined bracket structure comprises a bracket main body, an upper connecting bracket and a side connecting bracket, wherein the upper connecting bracket is arranged at the top of the bracket main body in a protruding mode;
the upper connecting bracket is arranged on the outer side of a chassis front end bracket, the steering gear assembly is arranged on the outer side of the upper connecting bracket, the front steel plate spring assembly is arranged on the inner side of the bracket main body, the bottom of the radiator assembly is arranged on the top of the side connecting bracket, and the front protection assembly is arranged at the front end of the side connecting bracket;
the support main part is established to be the hollow structure who has well cavity, preceding leaf spring assembly includes the spring assembly main part, and locates the rubber bush non-maintaining structure of spring assembly main part tip, rubber bush non-maintaining structure stretches into in the well cavity of support main part, and through connecting bolt with the connection can be dismantled to the support main part.
2. The front end module structure of chassis for heavy truck according to claim 1, wherein said chassis front end bracket comprises two cross beam brackets arranged side by side, and a longitudinal beam bracket connected between the two cross beam brackets, wherein the top of said bracket body is connected to the bottom of said cross beam bracket, and the inner side of said upper connecting bracket is connected to the outer side of said cross beam bracket.
3. The front end module structure of chassis for heavy truck according to claim 2, wherein said longitudinal beam bracket comprises a longitudinal beam main body and a cross beam connecting plate respectively connected to both ends of said longitudinal beam main body, said cross beam connecting plate being correspondingly connected to the inner side of said cross beam bracket.
4. The front end module structure of chassis of heavy truck according to claim 1, characterized in that said front protection assembly comprises a front connection plate connected between the side connection brackets of two said front combined bracket structures, a front protection body connected with said front connection plate and with said side connection brackets, and front protection brackets respectively provided at both sides of said front protection body, said front protection brackets being installed at the outer side of the bracket body of said front combined bracket structure.
5. The front end module structure of heavy truck chassis of claim 4, characterized in that the front protection assembly comprises two front middle connection plates installed at the middle of the front protection body, the front connection plates are connected to the top of the front middle connection plates at one side and the top of the side connection brackets at the other side, the front end surfaces of the side connection brackets are connected to the inner side of the front protection body, and the bottom surfaces of the side connection brackets are connected to the bottom of the front middle connection plates.
6. The chassis front end module structure of claim 4, wherein the front guard assembly includes two side attachment plates disposed inside the front guard body, the front guard bracket being connected to the side attachment plates and outside the bracket body.
7. The heavy truck chassis front end module structure of claim 1, wherein the radiator assembly includes a radiator body, a radiator support attached between an upper portion of the radiator body and the chassis front end support, and shock absorbing mounting pads disposed on a bottom portion of the radiator body and attached to a top portion of the side attachment supports of the front combi-bracket structure.
8. A chassis frame structure comprising a heavy truck chassis front end module structure as claimed in any one of claims 1 to 7.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911225083.3A CN110861712B (en) | 2019-11-30 | 2019-11-30 | Heavy truck chassis front end module structure and chassis frame structure |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911225083.3A CN110861712B (en) | 2019-11-30 | 2019-11-30 | Heavy truck chassis front end module structure and chassis frame structure |
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| Publication Number | Publication Date |
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| CN110861712A CN110861712A (en) | 2020-03-06 |
| CN110861712B true CN110861712B (en) | 2021-08-06 |
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| CN113147902B (en) * | 2021-04-02 | 2023-01-24 | 北京福田戴姆勒汽车有限公司 | Protective structure and vehicle that has it before vehicle |
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| CN206067890U (en) * | 2016-09-14 | 2017-04-05 | 江铃汽车股份有限公司 | Extension support and the vehicle with the extension support |
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2019
- 2019-11-30 CN CN201911225083.3A patent/CN110861712B/en active Active
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3919626B2 (en) * | 2002-07-29 | 2007-05-30 | 日野自動車株式会社 | Spring bracket |
| DE102004014073A1 (en) * | 2004-03-23 | 2005-10-27 | Hbpo Gmbh | Front-end structural module for automobile has hood lock attached to low energy absorbent sub-frame |
| CN104986227A (en) * | 2015-07-22 | 2015-10-21 | 安徽江淮汽车股份有限公司 | Front structure of chassis of heavy truck |
| CN204775509U (en) * | 2015-07-22 | 2015-11-18 | 安徽江淮汽车股份有限公司 | Heavily block end structure before chassis |
| CN106114626A (en) * | 2016-08-31 | 2016-11-16 | 河南奔马股份有限公司 | A kind of fuel combustion type movable police room chassis |
| CN206067890U (en) * | 2016-09-14 | 2017-04-05 | 江铃汽车股份有限公司 | Extension support and the vehicle with the extension support |
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| CN110861712A (en) | 2020-03-06 |
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