CN201321080Y - Vehicle frame of concrete pump truck - Google Patents
Vehicle frame of concrete pump truck Download PDFInfo
- Publication number
- CN201321080Y CN201321080Y CNU2008201764050U CN200820176405U CN201321080Y CN 201321080 Y CN201321080 Y CN 201321080Y CN U2008201764050 U CNU2008201764050 U CN U2008201764050U CN 200820176405 U CN200820176405 U CN 200820176405U CN 201321080 Y CN201321080 Y CN 201321080Y
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- welding
- concrete pump
- trough girder
- beams
- pump vehicle
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- Expired - Fee Related
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Abstract
The utility model discloses a vehicle frame of concrete pump truck, which forms a pump truck special-purpose vehicle frame through adopting the welding technology method and replaces the design of a main vehicle frame and a sub-vehicle frame in an existing design. The structure comprises two longitudinal beams and a plurality of cross beams, wherein a plurality of cross beams are fixedly arranged between two longitudinal beams in turn from the front portion to the rear portion, the longitudinal beams are formed through welding front section special-shaped welding I-shaped beams, middle section variable cross-section welding groove-shaped beams and rear section box-shaped welding longitudinal beams. The front section special-shaped welding I-shaped beams are formed through welding an upper cover plate, a web plate and a bottom board, wherein the upper cover plate, the web plate and the bottom board are respectively lapped and welded with the middle section variable cross-section welding groove-shaped beams, and reinforcing plates are welded on the upper surface and the lower surface on the joints of the middle section variable cross-section welding groove-shaped beams and the rear section box-shaped welding longitudinal beams. The vehicle frame of concrete pump truck mainly adopts welding technique to finish manufacturing and producing the vehicle frame, does not need special-purpose devices, avoids a large amount of earlier stage investment, and lowers the manufacture cost, the production procedures are simplified and single, and production self-manufacture can be easily realized.
Description
Technical field
The utility model relates to concrete pump truck, is specifically related to a kind of concrete pump vehicle carriage.
Background technology
Concrete pump truck has the conveying of finishing on-site concrete simultaneously and the function of cloth operation, has that pump-conveying property is good, the cloth scope big, characteristics such as walking voluntarily, maneuverability and convenient transfer.Current, concrete pump truck has obtained using widely in engineerings such as water conservancy, water power, subway, bridge, large foundation and skyscraper.For engineering machinery vehicle, enhancing product performance and reducing production costs is to keep produce market to strive the necessary condition of advantage unexpectedly.
Connection skeleton as vehicle, various complicated outside force such as impact before and after vehicle frame is carrying, up-down vibration and left and right sides twisting commentaries on classics, its effect is to fix, support each parts, makes vehicle become as a whole mutual constraint, and bear the power that each parts transmits, to guarantee the cruising of vehicle.Therefore, comprehensive mechanical properties such as carriage frame integral rigidity, intensity, fatigue durability are had relatively high expectations.
At present, special-purpose upward dress part is installed behind car chassis repacking of the even employing of concrete pump truck and other special-use vehicle general-duty and the increase subframe.The General Motors chassis frame is general to adopt vertical double flute beam riveted structure, and all parts that connect to ground all adopt riveted joint or bolted connection, to avoid occurring stress concentration, improves comprehensive mechanical properties such as its fatigue durability.
But, the processing and manufacturing of the underframe crossbeam of the type vehicle frame need be adopted specialized equipment or mould molding, the early-stage preparations cost is higher, make most special-use vehicle manufacturer can't realize self-control, and to reequip as required behind the special-use vehicle manufacturer purchase universal chassis, and increase the subframe structure, make and make loaded down with trivial details, cost rising.
In view of this, demand developing a kind of later-model concrete pump vehicle carriage urgently, promptly reduce early investment, avoid the design of secondary repacking and additive incrementation subframe again, cut down finished cost.
The utility model content
At above-mentioned defective, the technical matters that the utility model solves is, a kind of concrete pump vehicle carriage is provided, and to reduce early investment, cuts down finished cost.
The concrete pump vehicle carriage that the utility model provides comprises two longerons and several crossbeams; Described several crossbeams are fixedly installed between two longerons from front to back successively; Described longeron is welded by leading portion abnormity welding I beam, stage casing variable section welding trough girder and back segment box welding longeron.
Preferably, the opening of the stage casing variable section welding trough girder of described two longerons is oppositely arranged; Described stage casing variable section welding trough girder adopts plate to be welded and its cross-sectional area is the trend variation that increases gradually from front to back.
Preferably, described leading portion abnormity welding I beam is welded by upper cover plate, web and base plate; Described upper cover plate, web and base plate weld with stage casing variable section welding trough girder overlap joint respectively.
Preferably, all be welded with brace panel on the upper and lower surface of described stage casing variable section welding trough girder and rear portion box welding longeron joint.
Preferably, described crossbeam is five: front cross rail, after cross member and three middle beams; Wherein, the two ends of described front cross rail are fixing with the leading section welding of two longerons respectively, the two ends of described after cross member are fixing with the rearward end welding of two longerons respectively, the two ends of described three middle beams are fixing with the middle part welding of two longerons respectively, are followed successively by first middle beam, second middle beam and the 3rd middle beam from front to back.
Preferably, described first middle beam and second middle beam are trough girder, and its opening is provided with backward.
Preferably, described the 3rd middle beam is made up of the trough girder that two bottom lands offset, the opening of one of them trough girder forward, the opening of another trough girder backward.
Preferably, the cross-sectional area of described trough girder all is the trend variation that is increased gradually by middle part to both sides.
Preferably, also comprise front suspension bearing and rear suspension bearing, be weldingly fixed on respectively on the lower surface of described two longerons.
Preferably, described back segment box welding longeron is welded relatively by two trough girder openings.
The concrete pump vehicle carriage that the utility model provides is innovated from design phiolosophy, and has carried out improving design from structure and two angles of processing technology.Major part comprises two longerons and is fixedly installed on several crossbeams between two longerons from front to back successively; Longeron is welded by leading portion abnormity welding I beam, stage casing variable section welding trough girder and three parts of back segment box welding longeron, and each part wherein is plate and is welded.
Compared with prior art, the utility model mainly adopts welding process to finish the processing of vehicle frame, need not to use specialized equipment, has avoided a large amount of early investments, is easy to realize producing self-control; Cancelled simultaneously the design of additive incrementation subframe again, production process simplifies more, single, cuts down finished cost.
In preferred version of the present utility model, two longerons adopt the sealing welded structure, have advantages of higher stability and anti-flexion capabilities; In addition, can consider according to actual needs the mounting structure of each parts therefore, when car load assembles, need not increase the subframe structure again, save operations such as the transformation of the way, riveted joint at the design initial stage; It is simple to have manufacturing process, the advantage that is easy to realize.
In another preferred version of the present utility model, described leading portion abnormity welding I beam is welded by upper cover plate, web and base plate; Described upper cover plate, web and base plate weld with stage casing variable section welding trough girder overlap joint respectively, to improve weld strength between the two-stage structure, avoid the junction to produce stress concentration under loaded state.
In another preferred version of the present utility model, the cross-sectional area of trough girder all is the trend that is increased gradually by middle part to both sides to be changed, and to adapt to its strained condition, like this, just can obtain maximum bending resistant section coefficient with the sectional area of minimum.Therefore, the Cross section Design of trough girder is reasonable, obtains bigger intensity, rigidity and stability with most economical design, meets the prime design requirement of stress members.
The concrete pump vehicle carriage that the utility model provides can also be applicable to other special-use vehicle chassis.
Description of drawings
Fig. 1 is the integral structure scheme drawing that the utility model provides the concrete pump vehicle carriage;
Fig. 2 is the leading portion partial side view that the utility model provides the concrete pump vehicle carriage;
Fig. 3 is the leading portion partial top view that the utility model provides the concrete pump vehicle carriage;
Fig. 4 is the back segment partial side view that the utility model provides the concrete pump vehicle carriage;
Fig. 5 is the back segment partial top view that the utility model provides the concrete pump vehicle carriage;
Fig. 6 is the B-B section-drawing of Fig. 5;
Fig. 7 is the A-A section-drawing of Fig. 5;
Fig. 8 is the C-C section-drawing of Fig. 4.
Among the figure:
Leading portion abnormity welding I beam 1, upper cover plate 11, web 12, base plate 13, stage casing variable section welding trough girder 2, back segment box welding longeron 3, left longeron 10, right vertical beam 20, front cross rail 30, after cross member 40, first middle beam 51, second middle beam 52, the 3rd middle beam 53, trough girder 531 and 532, upper reinforcing plate 61, lower reinforcing plate 62, front suspension bearing 71, rear suspension bearing 72.
The specific embodiment
Specify present embodiment below in conjunction with Figure of description.
Core of the present utility model is to provide a welded vehicle frame, adopts unit frame designs for welding structure thought, carries out two longeron welded steel structures of segmentation butt joint, the welding of two case beam, local variable section; Avoided effectively that the existing early investment of existing punching type vehicle frame is big, the too high problem of tooling cost.
Referring to Fig. 1, this figure is the integral structure scheme drawing of concrete pump vehicle carriage provided by the utility model.
As shown in Figure 1, the concrete pump vehicle carriage that the utility model provides comprises two longerons and several crossbeams, and described several crossbeams are fixedly installed between two longerons from front to back successively; Its basic comprising is identical with existing general vehicle frame.For ease of further describing the concrete scheme of present embodiment, two longerons are defined as respectively: left longeron 10 and right vertical beam 20.
Each described longeron is welded by leading portion abnormity welding I beam 1, stage casing variable section welding trough girder 2 and 3 three parts of back segment box welding longeron.Wherein, leading portion abnormity welding I beam 1 is used to solve the problem of the installing space of parts such as operator's compartment, and back segment box welding longeron 3 is used to solve rigidity, the strength problem of special vehicle carrying.
The opening of the stage casing variable section welding trough girder 2 of left side longeron 10 and right vertical beam 20 is oppositely arranged; Described stage casing variable section welding trough girder 2 adopts plate to be welded, and its cross-sectional area is the trend variation that increases gradually from front to back.Specifically please in conjunction with the leading portion partial side view of concrete pump vehicle carriage shown in Figure 2.
As shown in Figure 3, this figure is the leading portion partial top view that the utility model provides the concrete pump vehicle carriage.Wherein, described leading portion abnormity welding I beam 1 is welded by upper cover plate 11, web 12 and base plate 13; Described upper cover plate 11, web 12 and base plate 13 weld with stage casing variable section welding trough girder 2 overlap joints respectively.Special-shaped H-girder design of the present utility model can obtain enough carryings and intensity on the basis that guarantees the operator's compartment installing space.
In working order down, for avoiding the longeron stage casing variable section welding trough girder 2 and the joint of rear portion box welding longeron 3 to produce stress concentration, all be welded with brace panel on the upper and lower surface of described stage casing variable section welding trough girder 2 and rear portion box welding longeron 3 joints.As shown in Figure 2, upper reinforcing plate 61 on the upper surface and the lower reinforcing plate 62 on the lower surface are all fitted with longeron and are provided with, to obtain higher weld strength.
Need illustrate that the setting of brace panel is not limited to position shown in the figure, in actual applications, can not repeat them here according to the assembly relation of car load and the mainly setting of force part selection plane of weakness.
Please in the lump referring to Fig. 4 and Fig. 5, Fig. 4 and Fig. 5 show the partial side view and the birds-eye view of the utility model back segment respectively.
As shown in the figure, described crossbeam is five: front cross rail 30, after cross member 40 and three middle beams 51,52,53.
The left and right two ends of front cross rail 30 are fixing with the leading section welding of left longeron 10 and right vertical beam 20 respectively.
The two ends of after cross member 40 are fixing with the rearward end welding of left longeron 10 and right vertical beam 20 respectively.
The two ends that are followed successively by first middle beam 51, second middle beam 52 and the 3rd middle beam 54 from front to back are fixing with the middle part welding of two longerons respectively.
See also Fig. 6, this figure is the B-B section-drawing of Fig. 5.
As shown in Figure 6, described first middle beam 51 and second middle beam 52 are trough girder, and its opening is provided with backward, to obtain best strained condition.Described herein trough girder one side has the column structure of opening, that is to say, three limits link to each other on cross-sectional plane.
See also Fig. 7, this figure is the A-A section-drawing of Fig. 5.
As shown in Figure 7, the 3rd middle beam 53 is made up of the trough girder 531,532 that two bottom lands offset, the opening of one of them trough girder 531 forward, the opening of another trough girder 532 backward.Because the carrying of the vehicle frame at the 3rd middle beam 53 places is bigger, therefore, the 3rd middle beam 53 adopts two bigger trough girders 531 of bearing cross-sections and 532.
Further, for meeting the prime design requirement of stress members, obtain bigger intensity, rigidity and stability with most economical design, in the technical solution of the utility model, the trough girder cross-sectional area in first middle beam 51, second middle beam 52 and the 3rd middle beam 53 all is the trend that is increased gradually by middle part to both sides to be changed.
Be understandable that, captive joint relation between aforementioned each crossbeam and two longerons, can adopt welding manner to realize; Also can adopt the connection mode of threaded fasteners to realize.In fact, also can adopt to be welded to connect to be connected the mode that combines with threaded fasteners and to realize, such as, behind crossbeam and the longeron bolt together location, further adopt welding connecting mode to fix; As long as satisfy operating needs, all in the protection domain of this patent.
Further, present embodiment also comprises front suspension bearing 71 and rear suspension bearing 72, is weldingly fixed on respectively on the lower surface of described two longerons 10,20.Specifically see also Fig. 1, Fig. 2 and Fig. 4.
See also Fig. 8, this figure is the C-C section-drawing of Fig. 4.
As shown in Figure 8, described back segment box welding longeron 3 is welded relatively by two trough girder openings.
Special version be that trough girder described in the present embodiment can be selected section bar for use, that is to say, selects the suitable channel-section steel of specification for use according to different automobile types.Certainly, also can adopt the plate welding to form, use needs as long as satisfy, all in the protection domain of this patent.
To sum up, the concrete pump vehicle carriage that the utility model provides has carried out improving design from structure and two angles of processing technology, the integral type welded frame all adopts the plate welding that is easy to moulding to form, only needing conventional blanking equipment, former and gas to protect welding gets final product, and need not to use specialized equipment, avoided a large amount of early investments; In addition, owing to take all factors into consideration the mounting bracket of each parts at the design initial stage according to the needs of vehicle, special use does not need in operations such as the transformation of the way, riveted joints when getting on the bus assembling.It is simple to have manufacturing process, the advantage that is easy to realize.
The design philosophy of the concrete pump vehicle carriage that the utility model provides also goes for the design on other special-use vehicle chassis.
The above only is a preferred implementation of the present utility model; should be pointed out that for those skilled in the art, under the prerequisite that does not break away from the utility model principle; can also make some improvements and modifications, these improvements and modifications also should be considered as protection domain of the present utility model.
Claims (10)
1, concrete pump vehicle carriage comprises:
Two longerons; With
Several crossbeams are fixedly installed between two longerons from front to back successively, it is characterized in that,
Described longeron is welded by leading portion abnormity welding I beam, stage casing variable section welding trough girder and back segment box welding longeron.
2, concrete pump vehicle carriage according to claim 1 is characterized in that, the opening of the stage casing variable section welding trough girder of described two longerons is oppositely arranged; Described stage casing variable section welding trough girder adopts plate to be welded and its cross-sectional area is the trend variation that increases gradually from front to back.
3, concrete pump vehicle carriage according to claim 2 is characterized in that, described leading portion abnormity welding I beam is welded by upper cover plate, web and base plate; Described upper cover plate, web and base plate weld with stage casing variable section welding trough girder overlap joint respectively.
4, concrete pump vehicle carriage according to claim 1 is characterized in that, all is welded with brace panel on the upper and lower surface of described stage casing variable section welding trough girder and rear portion box welding longeron joint.
5, concrete pump vehicle carriage according to claim 1 is characterized in that, described crossbeam is five: front cross rail, after cross member and three middle beams; Wherein, the two ends of described front cross rail are fixing with the leading section welding of two longerons respectively, the two ends of described after cross member are fixing with the rearward end welding of two longerons respectively, the two ends of described three middle beams are fixing with the middle part welding of two longerons respectively, are followed successively by first middle beam, second middle beam and the 3rd middle beam from front to back.
6, concrete pump vehicle carriage according to claim 5 is characterized in that, described first middle beam and second middle beam are trough girder, and its opening is provided with backward.
7, concrete pump vehicle carriage according to claim 5 is characterized in that, described the 3rd middle beam is made up of the trough girder that two bottom lands offset, the opening of one of them trough girder forward, the opening of another trough girder backward.
According to claim 6 or 7 described concrete pump vehicle carriages, it is characterized in that 8, the cross-sectional area of described trough girder all is the trend that is increased gradually by middle part to both sides to be changed.
9, concrete pump vehicle carriage according to claim 1 is characterized in that, also comprises front suspension bearing and rear suspension bearing, is weldingly fixed on respectively on the lower surface of described two longerons.
10, concrete pump vehicle carriage according to claim 1 is characterized in that, described back segment box welding longeron is welded relatively by two trough girder openings.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201764050U CN201321080Y (en) | 2008-11-24 | 2008-11-24 | Vehicle frame of concrete pump truck |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201764050U CN201321080Y (en) | 2008-11-24 | 2008-11-24 | Vehicle frame of concrete pump truck |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201321080Y true CN201321080Y (en) | 2009-10-07 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008201764050U Expired - Fee Related CN201321080Y (en) | 2008-11-24 | 2008-11-24 | Vehicle frame of concrete pump truck |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201321080Y (en) |
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101804797A (en) * | 2010-04-07 | 2010-08-18 | 安良平 | Concrete pump truck |
| CN102116087A (en) * | 2010-12-29 | 2011-07-06 | 三一重工股份有限公司 | Increasing method of material absorbing quantity of concrete pump truck and special truck frame of underpan |
| CN102501794A (en) * | 2011-10-18 | 2012-06-20 | 三一重工股份有限公司 | Concrete mixing and transporting car |
| CN102632925A (en) * | 2011-02-12 | 2012-08-15 | 宋其华 | Frame structure for electric passenger vehicle |
| CN102765423A (en) * | 2012-08-09 | 2012-11-07 | 三一重工股份有限公司 | Vehicle frame and engineering vehicle |
| CN103552604A (en) * | 2013-10-08 | 2014-02-05 | 安徽江淮汽车股份有限公司 | Automobile longitudinal beam structure |
| CN104590377A (en) * | 2013-10-31 | 2015-05-06 | 三江瓦力特特种车辆有限公司 | Vehicle frame |
| CN107635855A (en) * | 2015-06-16 | 2018-01-26 | 日野自动车株式会社 | The frame structure of vehicle |
| CN109311078A (en) * | 2016-05-27 | 2019-02-05 | 圣让工业公司 | Manufacture the method and optimization method of the component being at least partly made of metal alloy |
| CN112849268A (en) * | 2021-03-23 | 2021-05-28 | 徐州徐工施维英机械有限公司 | Frame assembly and concrete pump truck |
| CN114313008A (en) * | 2021-11-30 | 2022-04-12 | 中联重科股份有限公司 | Frame for engineering mechanical equipment and engineering mechanical equipment |
-
2008
- 2008-11-24 CN CNU2008201764050U patent/CN201321080Y/en not_active Expired - Fee Related
Cited By (19)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101804797A (en) * | 2010-04-07 | 2010-08-18 | 安良平 | Concrete pump truck |
| CN102116087A (en) * | 2010-12-29 | 2011-07-06 | 三一重工股份有限公司 | Increasing method of material absorbing quantity of concrete pump truck and special truck frame of underpan |
| CN102116087B (en) * | 2010-12-29 | 2012-08-29 | 三一重工股份有限公司 | Increasing method of material absorbing quantity of concrete pump truck and special truck frame of underpan |
| CN102632925A (en) * | 2011-02-12 | 2012-08-15 | 宋其华 | Frame structure for electric passenger vehicle |
| CN102501794A (en) * | 2011-10-18 | 2012-06-20 | 三一重工股份有限公司 | Concrete mixing and transporting car |
| CN102501794B (en) * | 2011-10-18 | 2015-11-04 | 三一汽车制造有限公司 | A kind of concrete mixer truck |
| CN102765423B (en) * | 2012-08-09 | 2015-08-19 | 三一重工股份有限公司 | Vehicle frame and engineering truck |
| CN102765423A (en) * | 2012-08-09 | 2012-11-07 | 三一重工股份有限公司 | Vehicle frame and engineering vehicle |
| CN103552604A (en) * | 2013-10-08 | 2014-02-05 | 安徽江淮汽车股份有限公司 | Automobile longitudinal beam structure |
| CN103552604B (en) * | 2013-10-08 | 2016-03-02 | 安徽江淮汽车股份有限公司 | A kind of Automobile longitudinal beam structure |
| CN104590377A (en) * | 2013-10-31 | 2015-05-06 | 三江瓦力特特种车辆有限公司 | Vehicle frame |
| CN107635855A (en) * | 2015-06-16 | 2018-01-26 | 日野自动车株式会社 | The frame structure of vehicle |
| US10286864B2 (en) | 2015-06-16 | 2019-05-14 | Hino Motors, Ltd. | Frame structure for vehicle |
| CN107635855B (en) * | 2015-06-16 | 2020-01-07 | 日野自动车株式会社 | Frame structure of vehicle |
| CN109311078A (en) * | 2016-05-27 | 2019-02-05 | 圣让工业公司 | Manufacture the method and optimization method of the component being at least partly made of metal alloy |
| CN112849268A (en) * | 2021-03-23 | 2021-05-28 | 徐州徐工施维英机械有限公司 | Frame assembly and concrete pump truck |
| CN112849268B (en) * | 2021-03-23 | 2022-05-06 | 徐州徐工施维英机械有限公司 | Frame assembly and concrete pump truck |
| CN114313008A (en) * | 2021-11-30 | 2022-04-12 | 中联重科股份有限公司 | Frame for engineering mechanical equipment and engineering mechanical equipment |
| CN114313008B (en) * | 2021-11-30 | 2023-09-12 | 中联重科股份有限公司 | Frame for automobile crane and automobile crane |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20091007 Termination date: 20171124 |