CN103101574A - Light weight bus frame - Google Patents

Light weight bus frame Download PDF

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Publication number
CN103101574A
CN103101574A CN2011103613507A CN201110361350A CN103101574A CN 103101574 A CN103101574 A CN 103101574A CN 2011103613507 A CN2011103613507 A CN 2011103613507A CN 201110361350 A CN201110361350 A CN 201110361350A CN 103101574 A CN103101574 A CN 103101574A
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CN
China
Prior art keywords
frame
car
bus
ring frame
bar
Prior art date
Application number
CN2011103613507A
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Chinese (zh)
Inventor
宗志坚
Original Assignee
东莞三新电动汽车技术有限公司
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Publication date
Application filed by 东莞三新电动汽车技术有限公司 filed Critical 东莞三新电动汽车技术有限公司
Priority to CN2011103613507A priority Critical patent/CN103101574A/en
Publication of CN103101574A publication Critical patent/CN103101574A/en

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Abstract

The invention relates to the technical field of an automobile, in particular to a light weight bus frame which comprises annular frames, wherein the annular frames encircle a bus head, two sides of a bus and a bus tail and include a bus top annular frame, a bus waist annular frame and a bus bottom annular frame. A gap exists at a position of the bus waist annular frame, wherein the position of the bus waist annular frame located at a bus door position. The bus bottom annular frame is placed at wheel position to hunch upwards to contain wheels. A plurality of beams which are in bridge joint with two side rims of the bus bottom annular frame are arranged on the bus bottom which is further provided with longitudinal beams which are in bridge joint with the beams. The bus head, the two sides of the bus and the bus tail are all provided with a plurality of vertical beams which are in bridge joint with the annular frames which are section bar beams, and the beams, the longitudinal beams and the vertical beams are the section bar beams. The light weight bus frame is firm in structure. The section bar beams are adopted, excessive connecting pieces are not needed, and at the same time, the light weight, simple and safe requirements can be met.

Description

Lightweight bus vehicle frame

Technical field

The invention belongs to automobile technical field, be specifically related to lightweight bus vehicle frame.

Background technology

Along with the scarcity day by day of earth oil resources, fuel price climbs up and up, and automobile quantity still continues to increase, and if things go on like this, inevitably will welcome an energy source of car crisis; And the discharging of vehicle exhaust, the ball environment pollution is comparatively serious over the ground.Therefore substitute traditional fuel-engined vehicle with new-energy automobile imperative, wherein electronlmobil is take vehicle power as power, and to the environmental concerns less, prospect is extensively had an optimistic view of.No matter be orthodox car or new-energy automobile, the lightweight of vehicle body is necessary, and the lightweight of auto body also becomes the main research direction of automotive field.Guaranteeing that under the prerequisite of vehicle safety, the complete vehicle quality with vehicle alleviates as much as possible, can improve its dynamic property, also can reduce consumption of fuel simultaneously and reduce exhaust pollution.Have and experimental results show that: if the complete vehicle quality of automobile is alleviated 10%, fuel efficiency can promote 6~8%; If complete vehicle quality often alleviates 100kg, fuel consumption of 100km just can reduce by 0.3~0.6L; Especially for electronlmobil, due to the finite energy that battery carries, body lightening seems particularly important for electronlmobil.

In order to improve bus body strength and rigidity, the rod member quantity on the bus vehicle frame is more and more, structure is more and more numerous and diverse, causes that vehicle body increases the weight of, energy consumption increases; Rod member layout in existing bus body structure is chaotic, topological structure is unreasonable, has affected the performance of integral structure stress-bearing capability; Because topological structure is unreasonable, cause weld nugget to increase, manufacture difficulty strengthens, the Frame Welding distortion increases, and extends the manufacturing cycle.To the electronic bus of lightweight bus, especially lightweight, need a kind of simple in structure, lightweight of design, reach again the brand-new body shell of safety rate simultaneously.And structure can't satisfy this three kinds of requirements simultaneously at present.

Summary of the invention

The objective of the invention is to provide safety, simple, weight-saving bus vehicle frame.

Provide lightweight bus vehicle frame for this reason, comprise the ring frame that is surrounded on headstock, car both sides and the tailstock, ring frame is divided into roof ring frame, car waist ring frame and car bottom annular frame, and car waist ring frame is left a blank at the car door place, and car bottom annular frame upwards arches upward to hold wheel placing the wheel place; Roof is provided with between the both sides edge that many crossbeams are connected across the roof ring frame, also is provided with this each crossbeam of longeron cross-over connection; Be provided with at the bottom of car between the both sides edge that many crossbeams are connected across car bottom annular frame, also be provided with this each crossbeam of longeron cross-over connection; Headstock, car both sides and the tailstock are equipped with many above-mentioned each ring frames of vertical beam cross-over connection; Above-mentioned ring frame is the section bar beam, and above-mentioned each crossbeam, longeron, vertical beam are the section bar beam.

Given lightweight bus vehicle frame, its headstock is by front edge and the vertical beam of ring frame, its tailstock is by rear edge and the vertical beam of ring frame, its roof is by roof ring frame, crossbeam and longeron, pass through car bottom annular frame, crossbeam and longeron at the bottom of its car, its car both sides have formed body shell by side frame limit and the vertical beam of ring frame.Be characterized in: 1) simple in structure, point of connection is few; 2) all beams are evenly distributed on three groups of mutually perpendicular surfaces, and topological structure is simple, sound construction; 3) beam can adopt interspersed structure in crossover sites, reduces breakpoint, and stressed effect is good.As seen, given bus vehicle frame can satisfy simultaneously to lightweight, simple and safe requirement.

give preferred lightweight bus vehicle frame on the basis of given lightweight bus vehicle frame, be assembled by under-carriage and vehicle body frame, under-carriage comprises described car bottom annular frame, be connected across described many crossbeams between the both sides edge of car bottom annular frame and the described longeron of this each crossbeam of cross-over connection, vehicle body frame comprises described roof ring frame, be connected across described many crossbeams between the both sides edge of roof ring frame, the described longeron of this each crossbeam of cross-over connection, described car waist ring frame and described many vertical beams, under-carriage is realized assembling with vehicle body frame by car bottom annular frame and being connected of vertical beam.

provide again further preferred lightweight bus vehicle frame, each section bar beam of under-carriage each section bar beam of part and/or vehicle body frame part of joining of joining forms tenon joint as described below: the Liang Tiaoliang that joins, wherein one is public beam, another is female beam, public beam self has a pair of outside to form tenon by the folder face, female beam is provided with a pair of clamping muscle in the inboard of self outside, this spacing to the clamping muscle equals tenon and is pressed from both sides width, female beam also has the socket that coordinates with male beam, public beam is inserted between described a pair of clamping muscle from spigot, after inserting, clamping muscle face clamping tenon is by the folder face.Because female beam is provided with a pair of clamping muscle, the spacing of clamping muscle equals tenon and is pressed from both sides width, and tenon is contacted with clamping muscle face by the folder face, thereby allows female beam form joggle with male beam, therefore its beneficial effect is to need not additional other auxiliary component can realize firm connection.The key of this further preferred version is, female beam is not to carry out clamping with self outside, comes clamping but the inboard outside self arranges a pair of clamping muscle, and this clamping muscle has played the effect of reinforced rib simultaneously, can not cause the outside distortion, thereby guaranteed the intensity of female beam in connection.

Description of drawings

Fig. 1 is the schematic diagram of lightweight bus vehicle frame.

Fig. 2 be under-carriage and with the schematic diagram of vehicle body frame.

Fig. 3 is the schematic diagram of another kind of vehicle body frame.

Fig. 4 is the schematic diagram of the male beam in beam joint and female beam.

Fig. 5 forms the schematic diagram that tenon saves after the male beam in beam joint inserts female beam.

Fig. 6 is welded with the schematic diagram of boss with the angle between female beam at male beam.

The specific embodiment

Lightweight bus vehicle frame such as Fig. 1, comprise the ring frame 4,5,6 that is surrounded on headstock 98, car both sides and the tailstock 99, ring frame 4,5,6 is divided into roof ring frame 4, car waist ring frame 5 and car bottom annular frame 6, car waist ring frame 5 is left a blank at car door 50 places, and car bottom annular frame 6 upwards arches upward to hold wheel placing wheel place 60.Roof is provided with between the both sides edge 41 that many crossbeams 42 are connected across roof ring frame 4, also is provided with this each crossbeam 42 of longeron 43 cross-over connections, and the described longeron 43 that is located at roof has many, for example in figure is two.Be provided with at the bottom of car between the both sides edge 61 that many crossbeams 62 are connected across car bottom annular frame 6, also be provided with this each crossbeam 62 of longeron 63 cross-over connections.Headstock 98, car both sides and the tailstock 99 are equipped with above-mentioned each ring frame 4,5,6 of many vertical beams 7 cross-over connections, and wherein two vertical beams 75 50 consist of door frames at the car door place together with roof ring frame 4 and car bottom annular frame 6.Above-mentioned ring frame 4,5,6 is the section bar beam, and above-mentioned each crossbeam 42,62, longeron 43,63, vertical beam 7 are the section bar beam.

Lightweight bus vehicle frame is assembled with vehicle body frame 91 by the under-carriage 92 as Fig. 2, under-carriage 92 comprises above (seeing Fig. 1) described car bottom annular frame 6, be connected across described many crossbeams 62 between the both sides edge 61 of car bottom annular frame 6 and the described longeron 63 of this each crossbeam 62 of cross-over connection, and vehicle body frame 91 comprises above (seeing Fig. 1) described roof ring frame 4, be connected across described many crossbeams 42, the described longeron 43 of this each crossbeam 42 of cross-over connection, described car waist ring frame 5 and described many vertical beams 7 between the both sides edge 41 of roof ring frame 4.Under-carriage 92 is realized assembling by car bottom annular frame 6 be connected (for example welding) of vertical beam 7 with vehicle body frame 91.

Each section bar beam of under-carriage 92 join each section bar beam of part and/or vehicle body frame 91 join part concrete structure such as Fig. 4,5: two beams 1,2 that join, wherein one is public beam 1, another is female beam 2, female beam 2 also has the socket 20 that coordinates with male beam 1, thereby male beam 1 inserts by female beam 2 clampings from socket 20.More specifically, each section bar beam of under-carriage each section bar beam of part and/or vehicle body frame part of joining of joining forms tenon joint as shown in Fig. 4,5: public beam 1 self has a pair of outside 13 to form tenons by folder face 11, female beam 2 is provided with a pair of clamping muscle 21 in the inboard of self outside 23, this spacing to clamping muscle 21 equals tenon and is pressed from both sides width, public beam 1 is inserted between described a pair of clamping muscle 21 from socket 20, and after inserting, 21 clamping tenons of clamping muscle are by folder face 11.Can also as shown in Figure 6, intersect the angle at male beam 1 with female beam 2 and be welded with boss 12 on this basis.

Can above-mentioned tenon joint structure change into male beam with female beam in intersection place's welding, intersect the angle at male beam 1 with female beam 2 and be welded with boss, also can realize firmly connecting.

As Fig. 1,2, roof ring frame 4 and/or car waist ring frame 51 are spliced by many section bars beam, its all/part splicing place structure intersects at a point if there is the San Tiaoliang of three directions, implement more difficult, take car waist ring frame 5 as example, position with section bar beam 31 in this example in height staggers with section bar beam 32, particularly, the splice ends of the splice ends of section bar beam 31 and another section bar beam 32 be connected on same vertical beam 73 but the point of connection 33,34 that forms respectively in height stagger.Also can change into as shown in Figure 3, the roof ring frame is one-body molded on a horizontal surface, and car waist ring frame is one-body molded on a horizontal surface.Can change also that the roof ring frame is spliced by many section bars beam into and on a horizontal surface, and/or car waist ring frame is spliced by many section bars beam and on a horizontal surface.

As Fig. 2, a crossbeam 49 of roof is spliced into n shape with car each vertical beam 79 three of both sides, and even crossbeam 48 and vertical beam 73, the 78th, do not line up.Also can change into as shown in Figure 3, a crossbeam 47 of roof and car each vertical beam 77 three in one moulding of both sides become the n ellbeam.

As Fig. 2, a vertical beam of a longeron of roof 46 and the tailstock 76 both be spliced into L shaped.Also can change into as shown in Figure 3, both are one-body molded for a vertical beam of a longeron of roof 44 and the tailstock 74, become L shaped beam.

Be only below preferred embodiment of the present invention, equivalent technical solutions on this basis still falls into protection domain.

Claims (10)

1. lightweight bus vehicle frame is characterized in that:
Comprise the ring frame that is surrounded on headstock, car both sides and the tailstock, ring frame is divided into roof ring frame, car waist ring frame and car bottom annular frame, and car waist ring frame is left a blank at the car door place, and car bottom annular frame upwards arches upward to hold wheel placing the wheel place;
Roof is provided with between the both sides edge that many crossbeams are connected across the roof ring frame, also is provided with this each crossbeam of longeron cross-over connection;
Be provided with at the bottom of car between the both sides edge that many crossbeams are connected across car bottom annular frame, also be provided with this each crossbeam of longeron cross-over connection;
Headstock, car both sides and the tailstock are equipped with many above-mentioned each ring frames of vertical beam cross-over connection;
Above-mentioned ring frame is the section bar beam, and above-mentioned each crossbeam, longeron, vertical beam are the section bar beam.
2. lightweight bus vehicle frame according to claim 1, it is characterized in that being assembled by under-carriage and vehicle body frame, under-carriage comprises described car bottom annular frame, be connected across described many crossbeams between the both sides edge of car bottom annular frame and the described longeron of this each crossbeam of cross-over connection, vehicle body frame comprises described roof ring frame, be connected across described many crossbeams, the described longeron of this each crossbeam of cross-over connection, described car waist ring frame and described many vertical beams between the both sides edge of roof ring frame, and under-carriage is realized assembling with vehicle body frame by being connected of car bottom annular frame and vertical beam.
3. lightweight bus vehicle frame according to claim 2, each section bar beam that it is characterized in that under-carriage each section bar beam of part and/or vehicle body frame part concrete structure that joins that joins is: the Liang Tiaoliang that joins, wherein one is public beam, another is female beam, female beam also has the socket that coordinates with male beam, thereby male beam inserts by female beam clamping from spigot.
4. lightweight bus vehicle frame according to claim 3, each section bar beam that it is characterized in that under-carriage each section bar beam of part and/or vehicle body frame part of joining of joining forms tenon joint as described below: public beam self has a pair of outside to form tenon by the folder face, female beam is provided with a pair of clamping muscle in the inboard of self outside, this spacing to the clamping muscle equals tenon and is pressed from both sides width, public beam is inserted between described a pair of clamping muscle from spigot, and after inserting, clamping muscle face clamping tenon is by the folder face.
5. lightweight bus vehicle frame according to claim 3, it is characterized in that male beam with female beam in intersection place's welding.
6. according to claim 3 or 4 described lightweight bus vehicle frames, is characterized in that being welded with boss at male beam with the angle between female beam.
7. lightweight bus vehicle frame according to claim 1 is characterized in that wherein two vertical beams consist of door frame at the car door place together with roof ring frame and car bottom annular frame.
8. lightweight bus vehicle frame according to claim 1, is characterized in that the described longeron that is located at roof has many.
9. according to claim 1,2 or 3 described lightweight bus vehicle frames is characterized in that the roof ring frame is spliced by many section bars beam and on a horizontal surface, and/or car waist ring frame is spliced by many section bars beam and on a horizontal surface.
10. according to claim 1,2 or 3 described lightweight bus vehicle frames, it is characterized in that roof ring frame and/or car waist ring frame are spliced by many section bars beam, its all/part splicing place structure is: a section bar slicing of beams end and another section bar slicing of beams end be connected on the same vertical beam but respectively the point of connection of formation in height stagger.
CN2011103613507A 2011-11-15 2011-11-15 Light weight bus frame CN103101574A (en)

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Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103332223A (en) * 2013-05-19 2013-10-02 李炳伟 Integral load-carrying chassis and full load-carrying cargo compartment
CN103693104A (en) * 2014-01-18 2014-04-02 东莞中山大学研究院 Modularly connected light-weight frame main body
CN105599810A (en) * 2016-01-23 2016-05-25 石宇 Wheel beam type multi-wheel combination frame
CN106005014A (en) * 2016-07-29 2016-10-12 东莞中山大学研究院 Chassis module structure of light midbus
CN109050666A (en) * 2018-08-27 2018-12-21 武汉智能控制工业技术研究院有限公司 A kind of longitudinal beam structure, body frame structure for automotive and multilayer longitudinal beam structure

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4358914A (en) * 1979-09-11 1982-11-16 M.A.N. Maschinenfabrik Augsburg-Nurnberg A.G. Bus frame for a motor bus
US4373447A (en) * 1976-09-16 1983-02-15 Schweizerische Lokomotiv Und Maschinenfabrik Rail vehicle passenger body
CN2575413Y (en) * 2002-09-25 2003-09-24 天津市津南区双兴金属网自动门有限公司 Portable geordie
EP2030877A1 (en) * 2007-08-30 2009-03-04 Alcan Technology & Management AG Vehicle frame with roof element
CN201405934Y (en) * 2009-03-12 2010-02-17 中通客车控股股份有限公司 Bus full-bearing body with large-scale rectangular tube chassis
CN101863290A (en) * 2010-06-13 2010-10-20 贾秉成 Lightweight total-bearing body frame structure
CN202358193U (en) * 2011-11-15 2012-08-01 东莞三新电动汽车技术有限公司 Light-weight bus frame

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4373447A (en) * 1976-09-16 1983-02-15 Schweizerische Lokomotiv Und Maschinenfabrik Rail vehicle passenger body
US4358914A (en) * 1979-09-11 1982-11-16 M.A.N. Maschinenfabrik Augsburg-Nurnberg A.G. Bus frame for a motor bus
CN2575413Y (en) * 2002-09-25 2003-09-24 天津市津南区双兴金属网自动门有限公司 Portable geordie
EP2030877A1 (en) * 2007-08-30 2009-03-04 Alcan Technology & Management AG Vehicle frame with roof element
CN201405934Y (en) * 2009-03-12 2010-02-17 中通客车控股股份有限公司 Bus full-bearing body with large-scale rectangular tube chassis
CN101863290A (en) * 2010-06-13 2010-10-20 贾秉成 Lightweight total-bearing body frame structure
CN202358193U (en) * 2011-11-15 2012-08-01 东莞三新电动汽车技术有限公司 Light-weight bus frame

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103332223A (en) * 2013-05-19 2013-10-02 李炳伟 Integral load-carrying chassis and full load-carrying cargo compartment
CN103693104A (en) * 2014-01-18 2014-04-02 东莞中山大学研究院 Modularly connected light-weight frame main body
CN105599810A (en) * 2016-01-23 2016-05-25 石宇 Wheel beam type multi-wheel combination frame
CN106005014A (en) * 2016-07-29 2016-10-12 东莞中山大学研究院 Chassis module structure of light midbus
CN106005014B (en) * 2016-07-29 2019-12-17 东莞中山大学研究院 Chassis module structure of light-weight minibus
CN109050666A (en) * 2018-08-27 2018-12-21 武汉智能控制工业技术研究院有限公司 A kind of longitudinal beam structure, body frame structure for automotive and multilayer longitudinal beam structure

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Application publication date: 20130515