CN110789617A - Light bus roof - Google Patents
Light bus roof Download PDFInfo
- Publication number
- CN110789617A CN110789617A CN201911074582.7A CN201911074582A CN110789617A CN 110789617 A CN110789617 A CN 110789617A CN 201911074582 A CN201911074582 A CN 201911074582A CN 110789617 A CN110789617 A CN 110789617A
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- cross beam
- cross
- beams
- mounting
- light bus
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62D—MOTOR VEHICLES; TRAILERS
- B62D25/00—Superstructure or monocoque structure sub-units; Parts or details thereof not otherwise provided for
- B62D25/06—Fixed roofs
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62D—MOTOR VEHICLES; TRAILERS
- B62D31/00—Superstructures for passenger vehicles
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Body Structure For Vehicles (AREA)
Abstract
The invention discloses a light bus roof, which relates to the technical field of automobile manufacturing and comprises a roof framework, wherein the roof framework is provided with a plurality of cross beams which are arranged at intervals, two sides of the cross beams are respectively connected through side longitudinal beams, the cross beams are in a U shape with a downward opening, two sides of the opening of each cross beam are respectively provided with a mounting bracket, and the mounting brackets are provided with bolt holes. Compared with the prior art, the roof framework is connected above the vehicle body by bolts, so that the modified M2 light bus does not need to design and produce tools for welding the roof framework and the vehicle body, the product development and production cycle is short, the structure is simple, the production is easy, and the input cost is reduced.
Description
Technical Field
The invention relates to the technical field of automobile manufacturing, in particular to a roof for refitting an MPV (multi-purpose vehicle) type of a common passenger car into an M2 type light bus.
Background
The M2 light bus refers to a passenger vehicle with more than nine seats including a driver seat and the maximum total design mass of not more than 5 tons. According to the 'GB 13094-2017 passenger car structure safety requirement', the effective height of an internal channel of an M2 light passenger car needs to be more than 1500mm, an escape outlet with the thickness of 500 x 700mm needs to be arranged at the rear part, and a higher requirement is provided for the side strength of a car body. At present, the market demand of M2 light passenger cars is increased, and in order to shorten the production period, the MPV car type of a common passenger car is changed into the M2 light passenger car. The top of the MPV comprises a top cover framework welded above a vehicle body, the top cover framework is provided with a plurality of cross beams which are arranged at intervals, and two sides of the cross beams are connected through side longitudinal beams respectively. Because the top cover skeleton welds with the automobile body, need adopt the frock to fix top cover skeleton and automobile body steadily among the welding process, change into M2 class light bus like this and not only need carry out redesign to the roof, still need redesign with the used frock of top cover skeleton and automobile body welding, cause the cycle length of product development and frock production, the cost of input is high.
Disclosure of Invention
The invention aims to provide a light bus roof, which can solve the problems of long development period and high tooling production period of M2 light buses and high input cost.
In order to solve the problems, the invention adopts the technical scheme that: the roof of the light bus comprises a top cover framework, wherein the top cover framework is provided with a plurality of cross beams which are arranged at intervals, two sides of the cross beams are connected through side longitudinal beams respectively, the cross beams are U-shaped with downward openings, two sides of the opening of each cross beam are provided with mounting supports respectively, and bolt holes are formed in the mounting supports.
In the above technical solution of the light bus roof, the more specific technical solution may also be: the plurality of cross beams are a first cross beam, a second cross beam, a third cross beam, a fourth cross beam and a fifth cross beam which are the same in size, the first cross beam corresponds to the position of the B column, the second cross beam is positioned between the B column and the C column, the third cross beam corresponds to the position of the C column, the fourth cross beam is positioned between the C column and the D column, and the fifth cross beam corresponds to the position of the D column; the distance between the third cross beam and the fourth cross beam is more than 500mm, and two escape opening longitudinal beams with the distance more than 700mm are arranged between the third cross beam and the fourth cross beam.
Furthermore, two reinforcing longitudinal beams and two V-shaped supporting beams which are positioned between the two reinforcing longitudinal beams and have opposite openings are respectively connected between the first cross beam and the second cross beam and between the second cross beam and the third cross beam, and the sharp corners of the V-shaped supporting beams are connected with the corresponding reinforcing longitudinal beams.
Furthermore, the first cross beam, the second cross beam, the third cross beam, the fourth cross beam and the fifth cross beam are provided with a cross support beam and two inclined support beams which are positioned at two sides of the cross support beam and extend downwards, and the inclined support beams are connected with the cross support beam through transition inclined beams.
Furthermore, a plurality of mounting plates for mounting the top cover are respectively arranged on the first cross beam, the second cross beam, the third cross beam, the fourth cross beam and the fifth cross beam, and the mounting plates for mounting the escape window are arranged on the third cross beam and the fourth cross beam.
Furthermore, the mounting bracket is provided with two support plates which are arranged at a right angle, wherein one support plate is provided with at least two bolt holes, and nuts are correspondingly fixed at the bolt holes.
Due to the adoption of the technical scheme, compared with the prior art, the invention has the following beneficial effects:
1. the cross beam is in a U shape with a downward opening, two sides of the opening of the cross beam are respectively provided with a mounting bracket, and the mounting bracket is provided with a bolt hole. Adopt the bolt to connect the top cap skeleton in the top of automobile body, the light-duty passenger train of M2 class does not need design, production like this and welds used frock with this top cap skeleton and automobile body, and the cycle of product development and production is short to this simple structure, it is easy to produce, the cost reduction of input.
2. The first cross beam corresponds to the position of the B column, the second cross beam is positioned between the B column and the C column, the third cross beam corresponds to the position of the C column, the fourth cross beam is positioned between the C column and the D column, and the fifth cross beam corresponds to the position of the D column; the five cross beams are reasonably arranged at the best position for bearing force, so that the supporting force of the whole structure is increased, and the whole strength is improved. An escape exit with the diameter of more than 500 multiplied by 700mm is arranged between the third cross beam and the fourth cross beam, so that the safety requirement of a passenger car structure is met.
3. Two reinforcing longitudinal beams and two V-shaped supporting beams which are positioned between the two reinforcing longitudinal beams and have opposite openings are respectively connected between the first cross beam and the second cross beam and between the second cross beam and the third cross beam, and the sharp corners of the V-shaped supporting beams are connected with the corresponding reinforcing longitudinal beams; the side supporting force of the whole structure is increased, and the whole strength is further improved.
4. The first cross beam, the second cross beam, the third cross beam, the fourth cross beam and the fifth cross beam are all provided with a transverse support beam and two inclined support beams which are positioned at two sides of the transverse support beam and extend downwards, and the inclined support beams are connected with the transverse support beam through transition inclined beams; thereby increasing the side supporting force of each beam.
5. The first cross beam, the second cross beam, the third cross beam, the fourth cross beam and the fifth cross beam are respectively provided with a plurality of mounting plates for mounting the top cover, and the third cross beam and the fourth cross beam are provided with mounting plates for mounting the escape window, so that the top cover and the escape window can be simply and easily mounted, and the escape window is convenient and fast to use.
6. The mounting bracket 7 is provided with two support plates which are arranged at right angles, wherein one support plate is provided with at least two bolt holes, and nuts are correspondingly fixed at the bolt holes; is convenient to be installed and connected with the vehicle body.
Drawings
Fig. 1 is a schematic structural diagram of an embodiment of the present invention.
Fig. 2 is a partially enlarged view of a portion a in fig. 1.
Fig. 3 is a schematic structural diagram of the first cross member in the embodiment of the present invention.
Fig. 4 is an installation schematic of an embodiment of the invention.
Detailed Description
The invention will be further described in detail with reference to the following examples:
the roof of the light bus shown in fig. 1 and 2 comprises a top cover framework, wherein the top cover framework is provided with a plurality of cross beams which are arranged at intervals, the cross beams are in a shape of a U with a downward opening, the cross beams are a first cross beam 1, a second cross beam 2, a third cross beam 3, a fourth cross beam 4 and a fifth cross beam 5 which are identical in size, the first cross beam 1 corresponds to a B column position, the second cross beam 2 is positioned between the B column and the C column, the third cross beam 3 corresponds to a C column position, the fourth cross beam 4 is positioned between the C column and the D column, and the fifth cross beam 5 corresponds to a D column position; the distance between the third cross beam 3 and the fourth cross beam 4 is more than 500mm, and two escape opening longitudinal beams 8 with the distance more than 700mm are welded between the third cross beam 3 and the fourth cross beam 4. The two sides of the first cross beam 1, the second cross beam 2, the third cross beam 3, the fourth cross beam 4 and the fifth cross beam 5 are respectively connected through side longitudinal beams 11, the first cross beam 1, the second cross beam 2, the third cross beam 3, the fourth cross beam 4 and the fifth cross beam 5 are respectively provided with a cross supporting beam 1-1 and two inclined supporting beams 1-3 which are positioned at the two sides of the cross supporting beam 1-1 and extend downwards, and the inclined supporting beams 1-3 are connected with the cross supporting beam 1-1 through transition inclined beams 1-2, as shown in fig. 3. The bottom of each inclined supporting beam 1-3 is welded with a mounting bracket 7, the mounting bracket 7 is provided with two support plates which are arranged at a right angle, one support plate is provided with two bolt holes, and nuts are correspondingly welded at the bolt holes. Two reinforcing longitudinal beams 10 are respectively welded between the first cross beam 1 and the second cross beam 2 and between the second cross beam 2 and the third cross beam 3, two V-shaped supporting beams 9 with opposite openings are positioned between the two reinforcing longitudinal beams 10, the sharp corners of the V-shaped supporting beams 9 are welded with the corresponding reinforcing longitudinal beams 10, two ends of the opening of the V-shaped supporting beam 9 positioned between the first cross beam 1 and the second cross beam 2 are respectively welded with the first cross beam 1 and the second cross beam 2, and two ends of the opening of the V-shaped supporting beam 9 positioned between the second cross beam 2 and the third cross beam 3 are respectively welded with the second cross beam 2 and the third cross beam 3. Four mounting plates 6 for mounting a top cover are respectively welded on the first cross beam 1, the second cross beam 2, the third cross beam 3, the fourth cross beam 4 and the fifth cross beam 5, wherein two mounting plates 6 are welded on the cross support beam 1-1, and the other two mounting plates 6 are respectively welded on two inclined support beams 1-3 positioned at two sides of the cross support beam 1-1. The third cross beam 3 and the fourth cross beam 4 are welded with mounting plates 6 used for mounting escape windows, and the mounting plates 6 are provided with mounting holes.
The invention adopts bolts to connect the roof framework to the upper part of the vehicle body, as shown in figure 4; the modified M2 light bus does not need to design and produce the tool for welding the top cover framework and the bus body, the product development and production period is short, and the input cost is reduced.
Claims (10)
1. The utility model provides a light bus's roof, including the top cap skeleton, the top cap skeleton is equipped with a plurality of crossbeams of interval arrangement, the both sides of a plurality of crossbeams are connected its characterized in that through limit longeron (11) respectively: the beam is U-shaped with a downward opening, mounting brackets (7) are respectively arranged on two sides of the opening of the beam, and bolt holes are formed in the mounting brackets (7).
2. The light bus roof as set forth in claim 1, wherein: the plurality of cross beams are a first cross beam (1), a second cross beam (2), a third cross beam (3), a fourth cross beam (4) and a fifth cross beam (5) which are the same in size, the first cross beam (1) corresponds to the position of a column B, the second cross beam (2) is positioned between the column B and the column C, the third cross beam (3) corresponds to the position of the column C, the fourth cross beam (4) is positioned between the column C and the column D, and the fifth cross beam (5) corresponds to the position of the column D; the distance between the third cross beam (3) and the fourth cross beam (4) is larger than 500mm, and two escape opening longitudinal beams (8) with the distance larger than 700mm are arranged between the third cross beam (3) and the fourth cross beam (4).
3. The light bus roof as set forth in claim 2, wherein: the V-shaped supporting beam is characterized in that two reinforcing longitudinal beams (10) are respectively connected between the first cross beam (1) and the second cross beam (2) and between the second cross beam (2) and the third cross beam (3), two V-shaped supporting beams (9) which are located between the two reinforcing longitudinal beams (10) and have opposite openings are arranged, and the sharp corners of the V-shaped supporting beams (9) are connected with the corresponding reinforcing longitudinal beams (10).
4. The light bus roof as set forth in claim 2 or 3, wherein: the first cross beam (1), the second cross beam (2), the third cross beam (3), the fourth cross beam (4) and the fifth cross beam (5) are provided with a cross supporting beam (1-1) and two inclined supporting beams (1-3) which are positioned on two sides of the cross supporting beam (1-1) and extend downwards, and the inclined supporting beams (1-3) are connected with the cross supporting beam (1-1) through transition inclined beams (1-2).
5. The light bus roof as set forth in claim 2 or 3, wherein: the escape window is characterized in that the first cross beam (1), the second cross beam (2), the third cross beam (3), the fourth cross beam (4) and the fifth cross beam (5) are respectively provided with a plurality of mounting plates (6) used for mounting a top cover, and the third cross beam (3) and the fourth cross beam (4) are provided with the mounting plates (6) used for mounting the escape window.
6. The light bus roof as set forth in claim 4, wherein: the escape window is characterized in that the first cross beam (1), the second cross beam (2), the third cross beam (3), the fourth cross beam (4) and the fifth cross beam (5) are respectively provided with a plurality of mounting plates (6) used for mounting a top cover, and the third cross beam (3) and the fourth cross beam (4) are provided with the mounting plates (6) used for mounting the escape window.
7. The light bus roof as set forth in claim 1, 2 or 3, wherein: the mounting bracket (7) is provided with two support plates which are arranged at right angles, wherein one support plate is provided with at least two bolt holes, and nuts are correspondingly fixed at the bolt holes.
8. The light bus roof as set forth in claim 4, wherein: the mounting bracket (7) is provided with two support plates which are arranged at right angles, wherein one support plate is provided with at least two bolt holes, and nuts are correspondingly fixed at the bolt holes.
9. The light bus roof as set forth in claim 5, wherein: the mounting bracket (7) is provided with two support plates which are arranged at right angles, wherein one support plate is provided with at least two bolt holes, and nuts are correspondingly fixed at the bolt holes.
10. The light bus roof as set forth in claim 6, wherein: the mounting bracket (7) is provided with two support plates which are arranged at right angles, wherein one support plate is provided with at least two bolt holes, and nuts are correspondingly fixed at the bolt holes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911074582.7A CN110789617A (en) | 2019-11-06 | 2019-11-06 | Light bus roof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911074582.7A CN110789617A (en) | 2019-11-06 | 2019-11-06 | Light bus roof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110789617A true CN110789617A (en) | 2020-02-14 |
Family
ID=69443002
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911074582.7A Pending CN110789617A (en) | 2019-11-06 | 2019-11-06 | Light bus roof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110789617A (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH08253036A (en) * | 1995-01-24 | 1996-10-01 | Webasto Karosseriesyst Gmbh | Car roof and manufacture thereof |
| CN202378967U (en) * | 2012-01-04 | 2012-08-15 | 安徽江淮汽车股份有限公司 | Light bus top cover assembly |
| CN103481954A (en) * | 2013-10-18 | 2014-01-01 | 贵州大学 | Bus body |
| CN203486010U (en) * | 2013-09-22 | 2014-03-19 | 北汽福田汽车股份有限公司 | Vehicle roof cover and vehicle provided with same |
| CN203681667U (en) * | 2014-01-18 | 2014-07-02 | 东莞中山大学研究院 | Car roof framework of mortise joint structure |
| CN206885185U (en) * | 2017-06-14 | 2018-01-16 | 郑州宇通客车股份有限公司 | Connecting plate and vehicle frame structure |
| CN207644472U (en) * | 2017-11-28 | 2018-07-24 | 北汽福田汽车股份有限公司 | Cap assembly and vehicle for vehicle |
-
2019
- 2019-11-06 CN CN201911074582.7A patent/CN110789617A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH08253036A (en) * | 1995-01-24 | 1996-10-01 | Webasto Karosseriesyst Gmbh | Car roof and manufacture thereof |
| CN202378967U (en) * | 2012-01-04 | 2012-08-15 | 安徽江淮汽车股份有限公司 | Light bus top cover assembly |
| CN203486010U (en) * | 2013-09-22 | 2014-03-19 | 北汽福田汽车股份有限公司 | Vehicle roof cover and vehicle provided with same |
| CN103481954A (en) * | 2013-10-18 | 2014-01-01 | 贵州大学 | Bus body |
| CN203681667U (en) * | 2014-01-18 | 2014-07-02 | 东莞中山大学研究院 | Car roof framework of mortise joint structure |
| CN206885185U (en) * | 2017-06-14 | 2018-01-16 | 郑州宇通客车股份有限公司 | Connecting plate and vehicle frame structure |
| CN207644472U (en) * | 2017-11-28 | 2018-07-24 | 北汽福田汽车股份有限公司 | Cap assembly and vehicle for vehicle |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
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| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20200214 |