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CN202175102U - Passenger car - Google Patents

Passenger car Download PDF

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Publication number
CN202175102U
CN202175102U CN2011202376336U CN201120237633U CN202175102U CN 202175102 U CN202175102 U CN 202175102U CN 2011202376336 U CN2011202376336 U CN 2011202376336U CN 201120237633 U CN201120237633 U CN 201120237633U CN 202175102 U CN202175102 U CN 202175102U
Authority
CN
China
Prior art keywords
attaching parts
welded
grooved
stand column
column
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CN2011202376336U
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Chinese (zh)
Inventor
常剑
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Beiqi Foton Motor Co Ltd
Original Assignee
Beiqi Foton Motor Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Beiqi Foton Motor Co Ltd filed Critical Beiqi Foton Motor Co Ltd
Priority to CN2011202376336U priority Critical patent/CN202175102U/en
Application granted granted Critical
Publication of CN202175102U publication Critical patent/CN202175102U/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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Abstract

The utility model discloses a passenger car which comprises a car framework and a chassis frame. The car framework comprises a vertical post, the chassis frame comprises a groove-shaped cross beam, a groove-shaped vertical post cross beam is welded with the lower end of the vertical post, the vertical post cross beam is connected with the end part of the cross beam through a connecting structure, the connecting structure comprises a first connecting piece, a second connecting piece and a groove-shaped connecting piece, the first connecting piece comprises a groove-shaped segment with a groove-shaped structure, the second connecting piece comprises a groove-shaped segment with a groove-shaped structure and a flat segment with a flat structure, the first connecting piece is welded in the cross beam and the vertical post cross beam, an opening of the groove-shaped connecting piece faces inwards and is welded in the cross beam, the groove-shaped segment of the second connecting piece is welded in the vertical post cross beam, and the flat segment of the second connecting piece is welded at the outer side of the groove-shaped connecting piece. With the adoption of the passenger car, the combination connecting rigidity and strength of the car framework and the chassis frame can be obviously improved; and the passenger car has high practical value.

Description

Passenger vehicle
Technical field
The utility model relates to a kind of passenger vehicle that is applicable to road running, relate in particular to passenger vehicle body framwork and chassis frame attach together connection structure.
Background technology
At present, the most frequently used form of passenger vehicle manufacturing process flow is that vehicle body and chassis make respectively, and the body assembly and the chassis assembly of application completion are fastened and connected, exterior trim assembling in getting into.This technological process can be saved a large amount of production and taken chassis assembly, has created condition for realizing technologies such as the whole electrophoresis of vehicle body, has improved the car body coating quality.Fig. 1-Fig. 3 shows the connection structure that attaches together of present body framwork and chassis frame; It is the individual layer connection structure; Floor body transom 10 is connected in the column 20 of body framwork; Stand column and beam 30 is welded on the column 20 of body framwork, and the outer end of the crossbeam 40 of chassis frame is connected in stand column and beam 30 through the attaching parts 50 of grooved.For fear of in the fastening process, interfering phenomenon, 30 of crossbeam 40 outer ends and stand column and beam must be stayed the gap L 1 of 10-20mm, and the method for welding through attaching parts 50 usefulness with dimension compensation character couples together crossbeam 40 and stand column and beam 30.Usually when vehicle body soldering, just stand column and beam 30 is welded on the body framwork column 20, to prevent that when attaching together the high temperature that welding produces damages the coating of exterior skin.But present this attaches together connection structure exists open defect; For example after passenger vehicle operation certain hour or milimeter number; The phenomenon that the phenomenon of easy generation attaching parts 50 crackings and stand column and beam 30 and column 20 junction weld seams are torn seriously jeopardizes the safe in utilization of passenger vehicle.
Summary of the invention
The purpose of the utility model is to provide a kind of passenger vehicle, to solve the problem of the attaching parts easy of crack that has passenger vehicle now.
Another purpose of the utility model is to provide a kind of client, with stand column and beam and the column junction that solves existing passenger vehicle the problem that weld seam is torn takes place easily.
To achieve these goals; The passenger vehicle that the utility model provides comprises body framwork and chassis frame, and said body framwork comprises column, and said chassis frame comprises the crossbeam of grooved; The lower end of said column is welded with the stand column and beam of grooved; Said stand column and beam is connected in the end of said crossbeam through connection structure, and wherein, said connection structure comprises first attaching parts, second attaching parts and grooved attaching parts; Said first attaching parts comprises the grooved section that is trench structure; Said second attaching parts comprises the grooved section that is trench structure and the flat plate section that is platy structure, and said first attaching parts is welded in said crossbeam and the stand column and beam, and the opening of said grooved attaching parts is inside and be welded in the said crossbeam; The grooved section of said second attaching parts is welded in the said stand column and beam, and the flat plate section of said second attaching parts is welded in the outside of said grooved attaching parts.
According to a kind of preferred implementation of above-mentioned passenger vehicle, wherein, said first attaching parts also comprises the flat plate section that is platy structure, and the grooved section of said first attaching parts is welded in the said crossbeam, and the flat plate section of said first attaching parts is welded in the said stand column and beam.
According to a kind of preferred implementation of above-mentioned passenger vehicle, wherein, the flat plate section of said first attaching parts and second attaching parts is provided with a plurality of first through holes.
According to a kind of preferred implementation of above-mentioned passenger vehicle, wherein, be welded with a plate between said column and the stand column and beam, the thickness of said connecting panel is between the thickness of the thickness of said column and said stand column and beam.
According to a kind of preferred implementation of above-mentioned passenger vehicle, wherein, said connecting panel is provided with a plurality of second through holes.
To achieve these goals; The another kind of passenger vehicle that the utility model provides comprises body framwork and chassis frame, and said body framwork comprises column, and said chassis frame comprises the crossbeam of grooved; The lower end of said column is welded with the stand column and beam of grooved; Said stand column and beam is connected in the end of said crossbeam through connection structure, and wherein, said connection structure comprises first attaching parts, second attaching parts and grooved attaching parts; Said first attaching parts comprises the grooved section that is trench structure; Said second attaching parts comprises the grooved section that is trench structure and the flat plate section that is platy structure, and said first attaching parts is welded in said crossbeam and the stand column and beam, and the opening of said grooved attaching parts is inside and be welded in the said stand column and beam; The grooved section of said second attaching parts is welded in the said crossbeam, and the flat plate section of said second attaching parts is welded in the outside of said grooved attaching parts.
According to a kind of preferred implementation of above-mentioned passenger vehicle, wherein, said first attaching parts also comprises the flat plate section that is platy structure, and the grooved section of said first attaching parts is welded in the said stand column and beam, and the flat plate section of said first attaching parts is welded in the said crossbeam.
According to a kind of preferred implementation of above-mentioned passenger vehicle, wherein, the flat plate section of said first attaching parts and second attaching parts is provided with a plurality of first through holes.
According to a kind of preferred implementation of above-mentioned passenger vehicle, wherein, be welded with a plate between said column and the stand column and beam, the thickness of said connecting panel is between the thickness of the thickness of said column and said stand column and beam.
According to a kind of preferred implementation of above-mentioned passenger vehicle, wherein, said connecting panel is provided with a plurality of second through holes.
The utility model is designed to double-decker through the connection structure that will connect crossbeam and stand column and beam; Strengthened the cross section of passenger vehicle bottom section; Form highly stable force structure; What can significantly improve body framwork and chassis frame attaches together coupling stiffness and intensity, significantly improves safety in utilization and service life.
In a preferred implementation of the utility model; Through increasing connecting panel on the column to improve the Joint strenght of stand column and beam and column welding; The connection structure that bus body and chassis are attached together crackle and fracture by fatigue can not occur in early days, obviously improves the intensity of passenger vehicle bottom section.
Description of drawings
Fig. 1 attaches together the connection structure scheme drawing for the body framwork of prior art and chassis frame;
Fig. 2 is the cross-sectional view of Fig. 1 center line A1-A1;
Fig. 3 is the cross-sectional view of Fig. 1 center line A2-A2;
Fig. 4 attaches together the connection structure scheme drawing for the body framwork of the utility model preferred embodiment and chassis frame;
Fig. 5 is the sectional structure scheme drawing of Fig. 4 center line B-B;
Fig. 6 is the sectional structure scheme drawing of Fig. 4 center line C-C;
Fig. 7 is the structural representation of attaching parts 6 among Fig. 4;
Fig. 8 is the sectional structure scheme drawing of Fig. 7 center line D-D;
Fig. 9 is the structural representation of grooved attaching parts 5 among Fig. 4;
Figure 10 is the sectional structure scheme drawing of Fig. 9 center line E-E;
Figure 11 is the structural representation of connecting panel 7 among Fig. 4;
Figure 12 is the sectional structure scheme drawing of Figure 11 center line F-F.
The specific embodiment
Below in conjunction with the accompanying drawing and the specific embodiment the utility model is explained further details.
Fig. 4-Figure 12 illustrates body framwork and the connection structure of chassis frame and the structure of each major part thereof of the utility model preferred embodiment; As shown in the figure; The floor frame crossbeam 1 of the body framwork of this preferred embodiment and the end of stand column and beam 3 all are welded on the column 2, and chassis frame comprises the crossbeam 4 of grooved, and stand column and beam 3 also is grooved; Captiveing joint with stand column and beam 3 through a connection structure in the end of crossbeam 4, thereby realizes attaching together body framwork and chassis frame.This connection structure comprises first attaching parts, second attaching parts that is positioned at grooved crossbeam 4 outsides and the grooved attaching parts 5 that is positioned at grooved crossbeam 4 inboards.In this preferred embodiment, first attaching parts is identical with the structure of second attaching parts, therefore, followingly only representes first attaching parts and second attaching parts simultaneously with Reference numeral 6, and abbreviates attaching parts 6 as.
Like Fig. 4-shown in Figure 8; Attaching parts 6 comprises grooved section 62 that is trench structure and the flat plate section 61 that is platy structure; The opening of grooved attaching parts 5 is inside, be welded in the crossbeam 4, and the outer face of grooved attaching parts 5 is concordant with the outer face of crossbeam 4; Have certain distance between the inner end surface of outer face of the two and stand column and beam 3, form slit L2 with usefulness of avoiding interfering.Like Fig. 4-shown in Figure 6, the grooved section 62 that is arranged in a connection piece 6 in grooved crossbeam 4 outsides is welded in stand column and beam 3, and the flat plate section 61 of this attaching parts 6 is welded in the outside of grooved attaching parts 5; 62 of the grooved sections of inboard a connection piece 6 are welded in the crossbeam 4, and 61 of flat plate section are welded in stand column and beam 3.In other embodiments; The placement direction of the inboard attaching parts 6 and the attaching parts 6 in the outside can exchange; Also promptly the grooved section 62 of the attaching parts 6 in the outside is welded in the crossbeam 4; The grooved Duan Ze of inboard attaching parts 6 is welded in the stand column and beam 3, and certainly, 5 need of grooved attaching parts are welded in the stand column and beam 3.
Therefore; In this preferred embodiment; The connection structure that attaches together of body framwork and chassis frame is double-deck connection structure, and this structure has strengthened the cross section of passenger vehicle bottom section, forms highly stable force structure; Can effectively improve vehicle body and the chassis attaches together coupling stiffness and intensity, increase the service life.
In this preferred embodiment, be welded with a plate 7 between column 2 and the stand column and beam 3, the thickness of connecting panel 7 is between the thickness of the thickness of column 2 and stand column and beam 3.For example stand column and beam 3 is to make with the 4-5mm plate iron; Column 2 is to make with thick 1.5-2mm square type pipe, as directly with the two weld together, because the two thickness of slab differs bigger; In adjoining edge owing to the rigidity sudden change can cause that crackle appears in stress concentration; Comparatively unfavorable to weld strength, Given this, this preferred embodiment increases the thick connecting panel 7 of a 3mm between stand column and beam 3 and column 2; Elimination causes the decline of stress concentration and weld strength because of the great disparity of thickness of slab, the structure of connecting panel 7 such as Figure 11-and shown in Figure 12.Certainly the thickness of column, stand column and beam and connecting panel is not limited to the above.
For the flat plate section 61 that increases attaching parts 6 is welded in the intensity of stand column and beam 3, grooved attaching parts 5, the flat plate section 61 of the attaching parts 6 of this preferred embodiment is provided with a plurality of through holes 63, whereby, when welding, adopts the welding manner of plug welding.In like manner, also be provided with a plurality of through holes 71 that adopt the plug welding welding that are beneficial on the connecting panel 7.
In sum, the utility model has improved the connection structure that attaches together of body framwork and chassis frame, and present individual layer connection structure is designed to double-deck connection structure; Actv. has increased the Joint strenght of body framwork and chassis frame, has formed comparatively stable force structure, in addition; Between column and stand column and beam, set up a connecting panel with interior thickness; Reduced stress concentration, increased weld strength, whereby; The utility model is visible effectively avoids stand column and beam and column junction to take place easily that weld seam is torn and attaching parts ftractures, significant prolongation service life.
Can know that by technological general knowledge the utility model can be realized through other the embodiment that does not break away from its spirit or essential feature.Therefore, above-mentioned disclosed embodiment with regard to each side, all is a casehistory, is not only.All in the utility model scope or the change that is being equal in the scope of the utility model all comprised by the utility model.

Claims (10)

1. a passenger vehicle comprises body framwork and chassis frame, and said body framwork comprises column; Said chassis frame comprises the crossbeam of grooved, and the lower end of said column is welded with the stand column and beam of grooved, and said stand column and beam is connected in the end of said crossbeam through connection structure; It is characterized in that; Said connection structure comprises first attaching parts, second attaching parts and grooved attaching parts, and said first attaching parts comprises the grooved section that is trench structure, and said second attaching parts comprises grooved section that is trench structure and the flat plate section that is platy structure; Said first attaching parts is welded in said crossbeam and the stand column and beam; The opening of said grooved attaching parts inwardly and be welded in the said crossbeam, the grooved section of said second attaching parts is welded in the said stand column and beam, the flat plate section of said second attaching parts is welded in the outside of said grooved attaching parts.
2. passenger vehicle according to claim 1 is characterized in that, said first attaching parts also comprises the flat plate section that is platy structure, and the grooved section of said first attaching parts is welded in the said crossbeam, and the flat plate section of said first attaching parts is welded in the said stand column and beam.
3. passenger vehicle according to claim 2 is characterized in that, the flat plate section of said first attaching parts and second attaching parts is provided with a plurality of first through holes.
4. passenger vehicle according to claim 1 is characterized in that, is welded with a plate between said column and the stand column and beam, and the thickness of said connecting panel is between the thickness of the thickness of said column and said stand column and beam.
5. passenger vehicle according to claim 4 is characterized in that, said connecting panel is provided with a plurality of second through holes.
6. a passenger vehicle comprises body framwork and chassis frame, and said body framwork comprises column; Said chassis frame comprises the crossbeam of grooved, and the lower end of said column is welded with the stand column and beam of grooved, and said stand column and beam is connected in the end of said crossbeam through connection structure; It is characterized in that; Said connection structure comprises first attaching parts, second attaching parts and grooved attaching parts, and said first attaching parts comprises the grooved section that is trench structure, and said second attaching parts comprises grooved section that is trench structure and the flat plate section that is platy structure; Said first attaching parts is welded in said crossbeam and the stand column and beam; The opening of said grooved attaching parts inwardly and be welded in the said stand column and beam, the grooved section of said second attaching parts is welded in the said crossbeam, the flat plate section of said second attaching parts is welded in the outside of said grooved attaching parts.
7. passenger vehicle according to claim 6 is characterized in that, said first attaching parts also comprises the flat plate section that is platy structure, and the grooved section of said first attaching parts is welded in the said stand column and beam, and the flat plate section of said first attaching parts is welded in the said crossbeam.
8. passenger vehicle according to claim 7 is characterized in that, the flat plate section of said first attaching parts and second attaching parts is provided with a plurality of first through holes.
9. passenger vehicle according to claim 6 is characterized in that, is welded with a plate between said column and the stand column and beam, and the thickness of said connecting panel is between the thickness of the thickness of said column and said stand column and beam.
10. passenger vehicle according to claim 9 is characterized in that, said connecting panel is provided with a plurality of second through holes.
CN2011202376336U 2011-07-07 2011-07-07 Passenger car Expired - Fee Related CN202175102U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2011202376336U CN202175102U (en) 2011-07-07 2011-07-07 Passenger car

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN2011202376336U CN202175102U (en) 2011-07-07 2011-07-07 Passenger car

Publications (1)

Publication Number Publication Date
CN202175102U true CN202175102U (en) 2012-03-28

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ID=45865002

Family Applications (1)

Application Number Title Priority Date Filing Date
CN2011202376336U Expired - Fee Related CN202175102U (en) 2011-07-07 2011-07-07 Passenger car

Country Status (1)

Country Link
CN (1) CN202175102U (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104386131A (en) * 2014-11-25 2015-03-04 安徽安凯汽车股份有限公司 Structure and method for connecting medium body and chassis of half-loading bus
CN106695269A (en) * 2017-01-20 2017-05-24 安徽安凯汽车股份有限公司 Unshelling production technique for full-load passenger car
CN107628129A (en) * 2016-07-18 2018-01-26 通用汽车环球科技运作有限责任公司 Connector dividing plate for body structure

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104386131A (en) * 2014-11-25 2015-03-04 安徽安凯汽车股份有限公司 Structure and method for connecting medium body and chassis of half-loading bus
CN107628129A (en) * 2016-07-18 2018-01-26 通用汽车环球科技运作有限责任公司 Connector dividing plate for body structure
CN107628129B (en) * 2016-07-18 2019-12-20 通用汽车环球科技运作有限责任公司 Connecting piece partition for a vehicle body structure
CN106695269A (en) * 2017-01-20 2017-05-24 安徽安凯汽车股份有限公司 Unshelling production technique for full-load passenger car

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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: 20120328

Termination date: 20170707