CN202765094U - Vehicle frame and engineering vehicle - Google Patents
Vehicle frame and engineering vehicle Download PDFInfo
- Publication number
- CN202765094U CN202765094U CN 201220393993 CN201220393993U CN202765094U CN 202765094 U CN202765094 U CN 202765094U CN 201220393993 CN201220393993 CN 201220393993 CN 201220393993 U CN201220393993 U CN 201220393993U CN 202765094 U CN202765094 U CN 202765094U
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- vehicle frame
- rear vehicle
- floor side
- side members
- side member
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Abstract
The utility model provides a vehicle frame which comprises a front vehicle frame and a rear vehicle frame, wherein the front vehicle frame is in a trapezoid structure and comprises two front longitudinal beams arranged on two sides of the front vehicle frame, the rear vehicle frame is in a box-shaped structure and comprises two rear longitudinal beams arranged on two sides of the rear vehicle frame, and the two front longitudinal beams are fixedly connected with the two rear longitudinal beams. The vehicle frame adopts a composite structure with a trapezoid front section and a box-shaped rear section, sections of the front longitudinal beams are changed from groove-shaped (or I-shaped) sections to rectangular sections in a transition mode, the rear vehicle frame is a left-and-right integrated box-shaped section, through optimization and combination of three kinds of sections, carrying capacity distribution of the vehicle frame can be optimized, and actual use demands can be preferably met. The utility model further provides an engineering vehicle.
Description
Technical field
The utility model relates to vehicular field, in particular to a kind of vehicle frame and a kind of engineering truck.
Background technology
Vehicle frame is the main bogey of engineering truck, and all chassis parts all are installed on the vehicle frame, and the compartment of transporting cargo or special-purpose upper assembling device also are directly to be placed on the chassis side rail.Engineering truck is as the engineering construction special-use vehicle, and its operating load operating mode is complicated, travels on the rugged road surface of being everlasting, and frame strength, torsional stiffness have been proposed strict requirement, and simultaneously in the situation that meet the demands, vehicle frame weight is little.
At present, engineering truck adopts uniform cross section equal strength channel-section rail structure mostly with frame beam, but vehicle frame load skewness in actual the use causes the actual bearer ability at the position that should carry larger load less, can't satisfy operating needs.
The utility model content
Technical problem to be solved in the utility model is, a kind of new vehicle frame is provided, and the load-carrying capacity that can optimize vehicle frame distributes, and satisfies better actual user demand.
In view of this, the utility model provides a kind of vehicle frame, comprise front vehicle frame and rear vehicle frame, wherein: described front vehicle frame is trapezium structure, described front vehicle frame is included in two front side members that described front vehicle frame both sides are arranged, described rear vehicle frame is box type construction, and described rear vehicle frame is included in two floor side members that described rear vehicle frame both sides are arranged, two described front side members are captiveed joint with two described floor side members respectively.
In this technical scheme, adopt the two sectional type structure, be divided into vehicle frame and be divided into front vehicle frame and rear vehicle frame, can realize the adjustment of whole vehicle frame length by changing one section length wherein, realized the modularization of vehicle frame, shortened the time-to-market of product; For the vehicle frame in the reality use, it generally is different that the torsional stiffness at each position of vehicle frame requires, and especially for engineering truck, its front suspension is stressed than little many of rear suspension, therefore the front vehicle frame torsional stiffness requires and be little, adopt trapezium structure also can satisfy the frame strength requirement; The load that bear at the vehicle frame rear portion is very large, the bending of this section vehicle frame, torsional stiffness and intensity are maximum in the whole vehicle frame, the main bearing part of vehicle frame in the wings, therefore vehicle frame box type construction after forms left-right integrated unitary closed box section, by improving the thickness of slab of rear vehicle frame, can improve the weight capacity of rear vehicle frame, by the combination of different body frame structure for automotive, the load-carrying capacity that can optimize vehicle frame distributes, and satisfies better actual user demand.
Preferably, described front side member is divided into first and second portion by headstock to tailstock direction, described rear vehicle frame is captiveed joint with the second portion of described front side member, and the cross section of the first of described front side member is flute profile or I-shape, and the cross section of the second portion of described front side member is rectangle.
In this technical scheme, take into account the installation of the parts such as front vehicle frame driving engine, power-transfer clutch, change-speed box, front vehicle frame first adopts flute profile or I-shape construction, its bending strength is larger, good manufacturability, part is installed, fastening convenience, also can satisfy the frame strength requirement; Front vehicle frame first channel-section and rear vehicle frame box section, carry out mild transition by front vehicle frame second portion square-section, avoid the rigidity sudden change, be that described body frame structure for automotive employing leading portion is trapezoidal, the composite structure of back segment box-shaped, the front side member cross section is transitioned into the square-section for channel-section (or I-shape) from front to back, and last rear vehicle frame is left-right integrated box section, by the combination of different cross section, the load-carrying capacity that can optimize vehicle frame distributes, and satisfies better actual user demand.
Preferably, the second portion of two described front side members includes a web, the outside of belly interval predeterminable range of the main body of described web and the second portion of described front side member be arranged in parallel, and described web is captiveed joint to described outside of belly bending and with the described outside of belly away from an end of described rear vehicle frame, and the other end of described web is captiveed joint with described rear vehicle frame.
Preferably, described rear vehicle frame also comprises after cross member, captives joint with two described floor side members respectively in the two ends of described after cross member, and described web is connected to described after cross member.In this technical scheme, by at rear vehicle frame after cross member being set, web is captiveed joint with after cross member, can further improve the Joint strenght between front vehicle frame and the rear vehicle frame.
Preferably, described after cross member comprises two blocks of side plates that be arranged in parallel and connecting panel, all captives joint with two described floor side members in the two ends of two blocks of described side plates, described connecting panel below described side plate with two blocks of described side plates of captive joint.In this technical scheme, after cross member has adopted and has been similar to box type construction, and is with the floor side member strength matching, more reliable.
Preferably, described rear vehicle frame also comprises upper sealing plate and lower shrouding, and described upper sealing plate is captiveed joint with described floor side member above described floor side member, and described lower shrouding is captiveed joint with described floor side member below described floor side member.In this technical scheme, rear vehicle frame is spliced into a box type construction by two floor side members and upper sealing plate, lower shrouding, trapezium structure with respect to front vehicle frame, the box type construction bending-twisting ability of rear vehicle frame is stronger, by improving the thickness of rear vehicle frame plate, can improve the intensity of rear vehicle frame 8, need not to adopt the multilayer brace panel to process to rear vehicle frame 8, can alleviate vehicle frame weight.Preferably, described rear vehicle frame also comprises at least one riser, and described riser is captiveed joint with two described floor side members, described upper sealing plate and described lower shrouding respectively.In this technical scheme, set up riser in rear vehicle frame inside, can further improve the intensity of rear vehicle frame.
The utility model also provides a kind of engineering truck, comprises each described vehicle frame in the technique scheme.
Preferably, described engineering truck is Mixer Truck, and the afterbody of rear vehicle frame is upturned and serves as the backstage of Mixer Truck to preset height.In this technical scheme, the afterbody of rear vehicle frame is upturned and serves as the backstage of Mixer Truck, cancelled the subframe in the existing Mixer Truck, support roller is directly installed on the rear vehicle frame, saved the backstage structure that existing Mixer Truck is connected with vehicle frame, has simplified being connected of vehicle frame and upper dress, reduced the trouble point, and since whole vehicle frame without auxiliary frame structure, the mixer barrel center of gravity descends, and has improved traffic safety.Preferably, the orifice plate on Mixer Truck backstage is installed in the afterbody of rear vehicle frame, also captives joint in the both sides of rear vehicle frame by reinforced rib respectively between orifice plate and two floor side members, can guarantee better the support to mixer barrel.
In addition, at rear vehicle frame balance suspension crossbeam and balance suspension backing plate are set and are existing common practice in relevant, repeat no more.
In sum, the vehicle frame in the utility model, vehicle frame are divided into front vehicle frame and rear vehicle frame, adopt the two sectional type structure, can realize the adjustment of whole vehicle frame length by changing one section length wherein, realized the modularization of vehicle frame, shorten product development cycle, reduced cost; For engineering truck vehicle frame loading characteristic, front overhang is stressed less, and rear overhang is stressed larger, and the vehicle frame cross section adopts flute profile (or I-shape) to be transitioned into left-right integrated box-shaped to rectangle from front to back, by the optimal combination in three kinds of cross sections, actv. has been optimized whole frame strength and has been distributed; And because the rear portion is box type construction, and the bending-twisting ability is stronger, by improving rear vehicle frame thickness of slab thickness, can improve the vehicle frame rear strength, need not to adopt the multilayer brace panel to process to the vehicle frame rear portion, can alleviate vehicle frame weight.
Description of drawings
Fig. 1 is the schematic perspective view according to the vehicle frame of the utility model embodiment;
Fig. 2 is that vehicle frame removes schematic diagram behind the upper sealing plate among Fig. 1;
Fig. 3 is the front view of vehicle frame among Fig. 1;
Fig. 4 is the A-A schematic cross-section of front vehicle frame first among Fig. 3;
Fig. 5 is the B-B schematic cross-section of front vehicle frame second portion among Fig. 3;
Fig. 6 is the C-C schematic cross-section of rear vehicle frame among Fig. 4.
Wherein, the corresponding relation between Reference numeral and the component names is among Fig. 1 to Fig. 4:
Longeron 1, vehicle frame 2, foreground 3, floor side member 4, flute profile connecting panel 5, crossbeam 6, integral type connecting panel 7, rear vehicle frame 8, web 9, upper sealing plate 10, after cross member 11, balance suspension crossbeam 12, riser 13, balance suspension backing plate 15, lower shrouding 16, reinforced rib 17, orifice plate 18.
The specific embodiment
In order more clearly to understand above-mentioned purpose of the present utility model, feature and advantage, below in conjunction with the drawings and specific embodiments the utility model is further described in detail.
A lot of details have been set forth in the following description so that fully understand the utility model; but; the utility model can also adopt other to be different from other modes described here and implement, and therefore, protection domain of the present utility model is not subjected to the restriction of following public specific embodiment.
Below in conjunction with drawings and Examples the utility model is described further.Need to prove, in the situation that do not conflict, the application's embodiment and the feature among the embodiment can make up mutually.
As shown in Figure 1 to Figure 3, vehicle frame in the utility model comprises front vehicle frame 2 and rear vehicle frame 8, wherein: front vehicle frame 2 is trapezium structure, front vehicle frame 2 is included in two front side members 1 that front vehicle frame 2 both sides are arranged, rear vehicle frame 8 is box type construction, rear vehicle frame 8 is included in 4, two front side members 1 of two floor side members of arranging rear vehicle frame 8 both sides and captives joint with two floor side members 4 respectively.
In this technical scheme, vehicle frame is divided into front vehicle frame 2 and rear vehicle frame 8, adopts the two sectional type structure, can realize the adjustment of whole vehicle frame length by changing one section length wherein, has realized the modularization of vehicle frame, has shortened the time-to-market of product; For the vehicle frame in the reality use, it generally is different that the torsional stiffness at each position of vehicle frame requires, and especially for engineering truck, its front suspension is stressed than little many of rear suspension, therefore the front vehicle frame torsional stiffness requires and be little, adopt trapezium structure also can satisfy the frame strength requirement; The load that rear vehicle frame 8 bears is very large, the bending of this section vehicle frame, torsional stiffness and intensity are maximum in the whole vehicle frame, the main bearing part of vehicle frame in the wings, therefore vehicle frame box type construction after forms left-right integrated unitary closed box section, by improving the thickness of slab of rear vehicle frame 8, can improve the weight capacity of rear vehicle frame 8, by the combination of different body frame structure for automotive, the load-carrying capacity that can optimize vehicle frame distributes, and satisfies better actual user demand.
Wherein, so-called " trapezium structure " refers to be similar to the structure of ladder-shaped, but not trapezoidal in the plane geometry, " trapezium structure " word belongs to habitual appellation in the art, and those skilled in the art all can understand its implication.
Preferably, front side member 1 is divided into first and second portion by headstock to tailstock direction, and rear vehicle frame 8 is captiveed joint with the second portion of front side member 1, and the cross section of the first of front side member 1 is flute profile or I-shape, and the cross section of the second portion of front side member 1 is rectangle.
In this technical scheme, take into account the installation of the parts such as front vehicle frame 2 driving engines, power-transfer clutch, change-speed box, front vehicle frame first adopts flute profile or I-shape construction, its bending strength is larger, good manufacturability, part is installed, fastening convenience, also can satisfy the frame strength requirement; First's channel-section of front vehicle frame 2 and rear vehicle frame 8 box sections, carry out mild transition by front vehicle frame 2 second portion square-sections, avoid the rigidity sudden change, be that described body frame structure for automotive employing leading portion is trapezoidal, the composite structure of back segment box-shaped, the front side member cross section is transitioned into the square-section for channel-section (or I-shape) from front to back, and last rear vehicle frame is left-right integrated box section, by the combination of different cross section, the load-carrying capacity that can optimize vehicle frame distributes, and satisfies better actual user demand.
In addition, " square-section " is also nonessential to be strict rectangle, its essence is and be closed section, stronger with respect to flute profile or I-shape construction bending-twisting ability, for example in a kind of specific embodiment, the implementation of the square-section of second portion can for, the second portion of two front side members 1 includes a web 9, the outside of belly interval predeterminable range of the second portion of the main body of web 9 and front side member 1 be arranged in parallel, and web 9 is captiveed joint to outside of belly bending and with the outside of belly away from an end of rear vehicle frame 8, and the other end of web 9 is captiveed joint with rear vehicle frame 8.Web 9 can be one flat plate, also curved surface or irregularly shaped etc., can determine thus the cross sectional shape of second portion, form a square-section as shown in Figure 5 when dull and stereotyped when second portion adopts as shown in Figure 4 channel-section and web 9.
Preferably, rear vehicle frame 8 also comprises after cross member 11, captives joint with two floor side members 4 respectively in the two ends of after cross member 11, and web 9 is connected to after cross member 11.In this technical scheme, by at rear vehicle frame 8 after cross member 11 being set, web 9 is captiveed joint with after cross member 11, can further improve the Joint strenght between front vehicle frame 2 and the rear vehicle frame 8.
Particularly, the structure of after cross member 11 can comprise two blocks of side plates that be arranged in parallel and connecting panel as shown in FIG., all captives joint with two floor side members 4 in the two ends of two blocks of side plates, connecting panel below side plate with two blocks of side plates of captive joint.In this technical scheme, after cross member 11 has adopted and has been similar to box type construction, and is with floor side member semi-finals degree coupling, more reliable.
Preferably, front vehicle frame 2 also comprises at least one crossbeam 6, captives joint with two front side members 1 respectively in the two ends of crossbeam 6.In this technical scheme, by in front vehicle frame 2 crossbeam 6 being set, can guarantee better the intensity of front vehicle frame 2.
For example as shown in FIG., set up first crossbeam 61 and second cross beam 62 in front vehicle frame 2, first crossbeam 61 can be connected to two front side members 1 by two flute profile connecting panels 6, and second cross beam 62 can be connected to two front side members by two integral type connecting panels 7.
Further, rear vehicle frame 8 also comprises upper sealing plate 10 and lower shrouding 16, and upper sealing plate 10 is captiveed joint with floor side member 4 above floor side member 4, and lower shrouding 10 is captiveed joint with floor side member 4 below floor side member 4.In this technical scheme, rear vehicle frame 8 is spliced into a box type construction by two floor side members 4 and upper sealing plate 10, lower shrouding 16, its cross section as shown in Figure 6, trapezium structure with respect to front vehicle frame 2, the box type construction bending-twisting ability of rear vehicle frame 8 is stronger, by improving the thickness of rear vehicle frame plate, can improve the intensity of rear vehicle frame 8, need not to adopt the multilayer brace panel to process to rear vehicle frame 8, can alleviate vehicle frame weight.
Preferably, rear vehicle frame 8 also comprises at least one riser 13, and riser 13 is captiveed joint with two floor side members 4, upper sealing plate 10 and lower shrouding 16 respectively.In this technical scheme, set up riser 8 at rear vehicle frame 8, can further improve the intensity of rear vehicle frame 8.
In addition, " captive joint " described in the utility model can comprise the connection modes such as welding, riveted joint and bolt connection, these all are known technology in the association area, those skilled in the art all can select according to actual needs, such as being connected between herein crossbeam and the longeron, being connected etc. between shrouding and the riser up and down, all can adopt the connection mode of welding, safe and reliable.
The utility model also provides a kind of engineering truck, comprises each described vehicle frame in the technique scheme.
Preferably, described engineering truck is Mixer Truck, and the afterbody of rear vehicle frame 8 is upturned and serves as the backstage of Mixer Truck to preset height.Wherein, because the afterbody that is upturned is the backstage as Mixer Truck, so so-called " preset height " refers to satisfy the height that the mixer barrel rear end is supported, can design according to the situation of concrete Mixer Truck.In this technical scheme, the afterbody of rear vehicle frame 8 is upturned and serves as the backstage of Mixer Truck, cancelled the subframe in the existing Mixer Truck, support roller is directly installed on the rear vehicle frame 8, saved the backstage structure that existing Mixer Truck is connected with vehicle frame, has simplified being connected of vehicle frame and upper dress, reduced the trouble point, and since whole vehicle frame without auxiliary frame structure, the mixer barrel center of gravity descends, and has improved traffic safety.
Preferably, the orifice plate 18 on Mixer Truck backstage is installed in the afterbody of rear vehicle frame 8, also captives joint in the both sides of rear vehicle frame by reinforced rib 17 respectively between orifice plate 18 and two floor side members 4.In this technical scheme, captive joint with floor side member 4 in the two ends of orifice plate 18, improved the intensity of orifice plate 18, guarantees better the support to mixer barrel.
In addition, as shown in FIG., at rear vehicle frame 8 balance suspension crossbeam 8 and balance suspension backing plate 8 are set and are existing common practice in relevant, repeat no more.
In sum, the vehicle frame in the utility model, vehicle frame are divided into front vehicle frame and rear vehicle frame, adopt the two sectional type structure, can realize the adjustment of whole vehicle frame length by changing one section length wherein, realized the modularization of vehicle frame, shorten product development cycle, reduce cost; For engineering truck vehicle frame loading characteristic, front overhang is stressed less, and rear overhang is stressed larger, and vehicle frame employing leading portion is trapezoidal, the composite structure of back segment box-shaped, the vehicle frame cross section adopts flute profile (or I-shape) to be transitioned into left-right integrated box-shaped to rectangle from front to back, by the optimal combination in three kinds of cross sections, actv. has been optimized whole frame strength and has been distributed, because the rear portion is box type construction, the bending-twisting ability is stronger, need not to adopt brace panel to strengthen, when satisfying rear frame strength, reduced vehicle frame weight.
The above is preferred embodiment of the present utility model only, is not limited to the utility model, and for a person skilled in the art, the utility model can have various modifications and variations.All within spirit of the present utility model and principle, any modification of doing, be equal to replacement, improvement etc., all should be included within the protection domain of the present utility model.
Claims (10)
1. a vehicle frame is characterized in that, comprises front vehicle frame (2) and rear vehicle frame (8), wherein:
Described front vehicle frame (2) is trapezium structure, described front vehicle frame (2) is included in two front side members (1) that described front vehicle frame (2) both sides are arranged, described rear vehicle frame (8) is box type construction, described rear vehicle frame (8) is included in two floor side members (4) that described rear vehicle frame (8) both sides are arranged, two described front side members (1) are captiveed joint with two described floor side members (4) respectively.
2. vehicle frame according to claim 1, it is characterized in that, described front side member (1) is divided into first and second portion by headstock to tailstock direction, described rear vehicle frame (8) is captiveed joint with the second portion of described front side member (1), the cross section of the first of described front side member (1) is flute profile or I-shape, and the cross section of the second portion of described front side member (1) is rectangle.
3. vehicle frame according to claim 2, it is characterized in that, the second portion of two described front side members (1) includes a web (9), the outside of belly interval predeterminable range of the second portion of the main body of described web (9) and described front side member (1) be arranged in parallel, and described web (9) is captiveed joint to described outside of belly bending and with the described outside of belly away from an end of described rear vehicle frame (8), and the other end of described web (9) is captiveed joint with described rear vehicle frame (8).
4. vehicle frame according to claim 3, it is characterized in that, described rear vehicle frame (8) also comprises after cross member (11), captives joint with two described floor side members (4) respectively in the two ends of described after cross member (11), and described web (9) is connected to described after cross member (11).
5. vehicle frame according to claim 4, it is characterized in that, described after cross member (11) comprises two blocks of side plates that be arranged in parallel and connecting panel, all captive joint with two described floor side members (4) in the two ends of two blocks of described side plates, described connecting panel below described side plate with two blocks of described side plates of captive joint.
6. each described vehicle frame in 5 according to claim 1, it is characterized in that, described rear vehicle frame (8) also comprises upper sealing plate (10) and lower shrouding (16), described upper sealing plate (10) is captiveed joint with described floor side member (4) in described floor side member (4) top, described lower shrouding (10) is captiveed joint with described floor side member (4) in described floor side member (4) below, and described upper sealing plate (10), described lower shrouding (16) consist of described box type construction with described floor side member (4).
7. vehicle frame according to claim 6, it is characterized in that, described rear vehicle frame (8) also comprises at least one riser (13), and described riser (13) is captiveed joint with two described floor side members (4), described upper sealing plate (10) and described lower shrouding (16) respectively.
8. an engineering truck is characterized in that, comprises such as each described vehicle frame in the claim 1 to 7.
9. engineering truck according to claim 8 is characterized in that, described vehicle is Mixer Truck, and the afterbody of described rear vehicle frame (8) is upturned and serves as the backstage of described Mixer Truck to preset height.
10. engineering truck according to claim 9, it is characterized in that, the orifice plate (18) on described Mixer Truck backstage is installed in the afterbody of described rear vehicle frame (8), also captives joint in the both sides of described rear vehicle frame by reinforced rib (17) respectively between described orifice plate (18) and two the described floor side members (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220393993 CN202765094U (en) | 2012-08-09 | 2012-08-09 | Vehicle frame and engineering vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220393993 CN202765094U (en) | 2012-08-09 | 2012-08-09 | Vehicle frame and engineering vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202765094U true CN202765094U (en) | 2013-03-06 |
Family
ID=47771688
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220393993 Withdrawn - After Issue CN202765094U (en) | 2012-08-09 | 2012-08-09 | Vehicle frame and engineering vehicle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202765094U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102765423A (en) * | 2012-08-09 | 2012-11-07 | 三一重工股份有限公司 | Vehicle frame and engineering vehicle |
-
2012
- 2012-08-09 CN CN 201220393993 patent/CN202765094U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102765423A (en) * | 2012-08-09 | 2012-11-07 | 三一重工股份有限公司 | Vehicle frame and engineering vehicle |
| CN102765423B (en) * | 2012-08-09 | 2015-08-19 | 三一重工股份有限公司 | Vehicle frame and engineering truck |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20130306 Effective date of abandoning: 20150819 |
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| RGAV | Abandon patent right to avoid regrant |