CN113353152B - Bearing type top cover framework, top cover and vehicle using top cover - Google Patents
Bearing type top cover framework, top cover and vehicle using top cover Download PDFInfo
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- CN113353152B CN113353152B CN202010143443.1A CN202010143443A CN113353152B CN 113353152 B CN113353152 B CN 113353152B CN 202010143443 A CN202010143443 A CN 202010143443A CN 113353152 B CN113353152 B CN 113353152B
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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
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- Combustion & Propulsion (AREA)
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Abstract
The invention relates to the field of vehicles, in particular to a bearing type roof framework, a roof and a vehicle using the roof. The bearing type top cover framework comprises a top cover edge beam; the top cross beam is connected between the top cover side beams; the reinforcing beam is connected between the top cover side beams, and the part between the two ends of the top cross beam is higher than the reinforcing beam to form an interval; and the supporting columns are connected between the reinforcing beams and the nearby top cross beams. Because the reinforcing beam is arranged, the two ends of the reinforcing beam are connected with the two top cover side beams like the top beam, the part between the two ends of the top beam is higher than the reinforcing beam, and the supporting columns are arranged between the reinforcing beam and the nearby top beam, the reinforcing beam and the top cover side beams can form a frame type composite layer structure together.
Description
Technical Field
The invention relates to the field of vehicles, in particular to a bearing type top cover framework, a top cover and a vehicle using the top cover.
Background
In the field of vehicles, due to the limitation of the overall vehicle layout, accessories are often required to be installed on the roof of the vehicle, so when the requirement occurs, the problem of the strength of the roof of the vehicle has to be considered.
Taking a passenger car as an example, the long-mounted accessories on the roof of the car are an air conditioner, an air bottle, a battery and the like. The typical structure of the roof frame of the current urban bus is disclosed in specifications of Chinese patent applications with publication numbers CN102556180A and publication dates 2012, 7, month and 11, and comprises longitudinal beams and cross beams, wherein the total amount extends along the direction of the bus body, the cross beams are connected between the two longitudinal beams and adopt a rectangular steel pipe arc bending structure, when the roof frame is used, the cross beams are mainly used for bearing and are limited by the strength of the cross beams, the bearing is not more than 1.5T at present and is equivalent to the weight of a battery with 210 brands of domestic main batteries, and on the premise that the energy density of the battery cannot realize huge crossing, the roof frame is far insufficient for a pure electric bus, so that adverse effects can be brought to the performances of the maximum driving mileage, the maximum passenger carrying number and the like of the vehicle, and the advantages of the urban double-layer large passenger carrying capacity of the large-scale buses can not be exerted; if the number of the batteries is forcibly increased and exceeds the bearing capacity of the roof frame, the roof frame is likely to deform (collapse) along the vehicle width direction and the vehicle height direction when the whole vehicle inclines or jolts violently, and the deformation is likely to cause the injury to passengers in the vehicle and people around the vehicle; in addition, after the top cover and the side wall deform, the mass center of gravity of the whole vehicle changes, so that the control performance of the original vehicle is not matched with the latest state, and the problems of vehicle side inclination, abnormal braking, abnormal direction control and the like are caused; the reliability of the whole vehicle is greatly reduced by risks such as the collapse of the top cover or the breakage of the side wall upright post.
In addition, in the special-purpose vehicle field, if the compressor should be placed at the top of the refrigerator car, the demand of placing heavy objects on the top cover is existed in motor homes, display cars, van trucks, logistics vehicles and the like. When the weight of the load reaches a certain weight, the roof structure of these vehicles also faces the problem of insufficient load-bearing capacity.
Disclosure of Invention
The invention aims to provide a bearing type roof framework to solve the problem of poor bearing capacity of the existing roof framework of a vehicle, and also aims to provide a roof using the roof framework and a vehicle using the roof to solve the problem of performance limitation of the existing vehicle due to poor bearing capacity of the roof.
The bearing type top cover framework adopts the following technical scheme: a load bearing top cover frame comprising:
a roof side rail;
the top cross beam is connected between the top cover side beams;
the reinforcing beam is connected between the roof side beams, at least one part of area of the roof framework is provided with the reinforcing beam, and the part between the two ends of the roof cross beam is higher than the reinforcing beam and forms a gap;
and the supporting columns are connected between the reinforcing beams and the nearby top cross beams.
Has the beneficial effects that: because the reinforcing beam is arranged, the two ends of the reinforcing beam are connected with the two top cover side beams like the top beam, the part between the two ends of the top beam is higher than the reinforcing beam, and the supporting columns are arranged between the reinforcing beam and the nearby top beam, the reinforcing beam and the top cover side beams can form a frame type composite layer structure together.
Further, the reinforcing beam connected to the top cross beam by the supporting column is located directly below the top cross beam. When the top cross beam and the stiffening beam which are connected with each other are arranged in an up-and-down alignment manner, the installation of the supporting column can be facilitated.
Still further, the support column is a vertical support column. The vertical support column has the advantage of better bearing pressure and is convenient to install.
Furthermore, the top cross beam is provided with a connecting longitudinal strip at a part of the bearing area for connecting with a bearing object. The connecting longitudinal strips can play a role in connecting the load-bearing objects and can also play a role in further increasing the strength together with the top cross beam and the reinforcing beam.
Furthermore, the top cross beam of at least one part of the bearing area of the top cover framework is formed by welding at least two parallel beam units. The top cross beam formed by welding the parallel beam units can further play a role in increasing the rigidity of the top cross beam and reducing the deformation of the top cover.
The top cover adopts the following technical scheme: the top cap, including the cover body and top cap skeleton, its characterized in that, the top cap skeleton includes:
a roof side rail;
the top cross beam is connected between the top cover side beams;
the reinforcing beam is connected between the roof side beams, at least one part of area of the roof framework is provided with the reinforcing beam, and the part between the two ends of the roof cross beam is higher than the reinforcing beam and forms a gap;
and the supporting columns are connected between the reinforcing beams and the nearby top cross beam.
Has the advantages that: because the reinforcing beam is arranged, the two ends of the reinforcing beam are connected with the two top cover edge beams like the top beam, the part between the two ends of the top beam is higher than the reinforcing beam, and the supporting columns are arranged between the reinforcing beam and the top beam nearby, the top beam, the reinforcing beam and the top cover edge beams can form a frame type multi-layer structure together.
Further, the reinforcing beam connected to the top cross beam by the supporting column is located directly below the top cross beam. When the top cross beam and the stiffening beam which are connected with each other are arranged in an up-and-down alignment manner, the installation of the supporting column can be facilitated.
Still further, the support column is a vertical support column. The vertical support column has the advantage of better bearing pressure and is convenient to install.
Furthermore, the top cross beam is provided with a connecting longitudinal strip at a part of the bearing area for connecting with a bearing object. The connecting longitudinal strips can play a role in connecting the load-bearing objects and can also play a role in further increasing the strength together with the top cross beam and the reinforcing beam.
Furthermore, the top cross beam of at least one part of the bearing area of the top cover framework is formed by welding at least two parallel beam units. The top cross beam formed by welding the parallel beam units can further play a role in increasing the rigidity of the top cross beam and reducing the deformation of the top cover.
The vehicle adopts the following technical scheme: a vehicle, comprising:
a side wall;
the top cover comprises a cover body and a top cover framework;
the top cap skeleton includes:
a roof side rail;
the top cross beam is connected between the top cover side beams;
the reinforcing beam is connected between the roof side beams, at least one part of the roof framework is provided with the reinforcing beam, and the part between the two ends of the roof cross beam is higher than the reinforcing beam and forms a gap;
and the supporting columns are connected between the reinforcing beams and the nearby top cross beam.
Has the beneficial effects that: because the reinforcing beam is arranged, the two ends of the reinforcing beam are connected with the two top cover edge beams like the top beam, the part between the two ends of the top beam is higher than the reinforcing beam, and the supporting columns are arranged between the reinforcing beam and the top beam nearby, the top beam, the reinforcing beam and the top cover edge beams can form a frame type multi-layer structure together.
Furthermore, the reinforcing beam connected to the top cross beam through the supporting column is located right below the top cross beam. When the top cross beam and the stiffening beam which are connected with each other are arranged in an up-and-down alignment manner, the installation of the supporting column can be facilitated.
Still further, the support column is a vertical support column. The vertical supporting column has the advantage of better bearing pressure and is convenient to install.
Furthermore, the top cross beam is provided with a connecting longitudinal strip at a part of the bearing area for connecting with a bearing object. The connecting longitudinal strips can play a role in connecting the load-bearing objects and can also play a role in further increasing the strength together with the top cross beam and the reinforcing beam.
Furthermore, the top cross beam of at least one part of the bearing area of the top cover framework is formed by welding at least two parallel beam units. The top beam formed by welding the parallel beam units can further play a role in increasing the rigidity of the top beam and reducing the deformation of the top cover.
Furthermore, the top cross beam and the stiffening beam of the top cover framework are aligned with the upright columns of the corresponding side wall frameworks of the side walls in the longitudinal direction. Therefore, the three parts and other parts of the vehicle body framework can form a closed loop structure together, so that the integral strength of the vehicle body framework is promoted, and the top cover can be further reinforced under the action of the vehicle body framework.
Furthermore, when the upper end of the upright post of the side wall framework is provided with the stiffening beam which is aligned longitudinally, a stiffening beam diagonal brace is arranged between the side wall framework and the corresponding stiffening beam; when there is no stiffening beam that vertically aligns at the stand upper end department of side wall skeleton, be equipped with a crossbeam bracing between this side wall skeleton and the corresponding top crossbeam. The arrangement of the stiffening beam inclined strut and the top beam inclined strut is to ensure the structural strength of the whole vehicle, and the top cover has higher strength and reliability by virtue of the reinforcing effect of the side wall upright post of the vehicle body framework.
Drawings
FIG. 1 is a schematic structural view of embodiment 1 of a load bearing header skeleton;
FIG. 2 is a schematic view of a partial structure of a large load-bearing area of a load-bearing roof frame;
fig. 3 is a sectional view of a used state of embodiment 1 of the roof skeleton, and is also a sectional view of a vehicle body skeleton in embodiment 1 of the vehicle;
in the figure: 11-roof side rails; 12-a top beam; 121-a bent part; 122-the section between the two ends; 123-beam element; 13-a stiffening beam; 14-a support column; 15-connecting longitudinal bars; 101-large bearing area; 21 side wall upright posts; 22-frame bottom cross member; 23-reinforcing beam inclined struts; 24-top beam diagonal bracing; 25-upper beam of window.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the detailed description and specific examples, while indicating the preferred embodiment of the invention, are intended for purposes of illustration only and are not intended to limit the scope of the invention. The components of embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments of the present invention without making any creative effort, shall fall within the protection scope of the present invention.
It is noted that relational terms such as "first" and "second," and the like, may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrases "comprising a," "8230," "8230," or "comprising" does not exclude the presence of additional like elements in a process, method, article, or apparatus that comprises the element.
The features and properties of the present invention are described in further detail below with reference to examples.
Specific embodiment 1 of the load-bearing top cover skeleton of the present invention:
as shown in fig. 1 to 3, the load-bearing roof frame is a roof frame of a passenger car, and includes roof side beams 11, roof cross beams 12, reinforcing beams 13, supporting columns 14, and connecting longitudinal strips 15. The rear end of the top cover framework is provided with a large bearing area 101, the bearing area is integrally formed at the upper part of the top cover framework, and the large bearing area 101 is marked in the bearing area and is used for bearing loads which are installed intensively.
The two roof side beams 11 are respectively positioned at the left side and the right side, correspond to the left side and the right side of the passenger car when in use, and extend along the front-back direction of the passenger car. The roof side rail 11 may be any type of roof side rail known in the art, and its specific structure is not specifically described.
The top cross beam 12 is connected between the two top cover side beams 11 and is connected with the top cover side beams 11 in a welding mode; each top cross member 12 has curved bent portions 121 at both ends thereof, and a portion 122 between both ends thereof is slightly curved; in this embodiment, in order to further ensure sufficient strength, the top cross beam 12 at the large load-bearing area 101 is formed by welding at least two parallel beam units 123.
The reinforcing beam 13 is arranged in the stress concentration area of the large bearing area 101, two ends of the reinforcing beam 13 are respectively connected with the roof side beam 11, the reinforcing beam 13 is also connected with the roof side beam 11 in a welding mode like the roof cross beam 12, in the embodiment, the reinforcing beam 13 is a straight beam, and the reinforcing beam 13 is arranged just below the roof cross beam 12 corresponding to part of the roof cross beam.
The supporting columns 14 are arranged between the top cross beam 12 and the reinforcing beam 13 below the top cross beam, in the embodiment, the supporting columns 14 are vertical supporting columns, the supporting columns 14 connected between the top cross beam 12 and the reinforcing beam 13 in the same group are distributed at intervals along the transverse direction, the rigidity of the top cross beam 12 in the vehicle height direction and the vehicle width direction can be enhanced, when a vehicle using the roof frame jolts, deformation of the top cross beam 12 in the vehicle height direction under the action of a heavy object and the jolt is avoided, and when a vehicle using the roof frame rolls, deformation of the top cross beam 12 in the vehicle width direction under the action of a heavy object and the roll is avoided.
The connecting longitudinal strip 15 is arranged in the large bearing area 101 of the top cover framework and connected with the top cross beam at the corresponding position of the top cover framework, in the embodiment, the connecting longitudinal strip 15 specifically adopts a steel shape, in other embodiments, the connecting longitudinal strip can also be an angle steel and the like, and when the connecting longitudinal strip 15 is used, the connecting longitudinal strip 15 can be used for being connected with a power battery, a gas cylinder, an air conditioner and other bearing objects.
In the above embodiment, the roof frame is a roof frame of a passenger car, and the load to be borne is mainly a battery. In other embodiments, the roof frame can also be a roof frame of a special vehicle such as a motor home, a refrigerator car, a display vehicle, a van, a logistics vehicle and the like, and the part needing to bear the weight is only required to be reinforced according to the structure of the large bearing area; in the above embodiment, the large bearing area is arranged at the rear end of the top cover framework, and in other embodiments, the position of the large bearing area can be arranged at any suitable position according to actual requirements; in other embodiments, the top cross beam only needs to be higher than the reinforcing beam in the middle and form a space with the reinforcing beam, and the specific shape of the top cross beam can be any shape, such as an integral arc shape with a high middle and two low ends, an obtuse triangle shape and the like; in the above embodiment, the reinforcing beam is provided right below the top cross beam corresponding to part of the top cross beams, and in other embodiments, the reinforcing beam may be provided below each top cross beam according to specific needs; in the above embodiments, the supporting columns are vertical supporting columns, and since the supporting columns only serve to realize the combination between the top cross beam and the corresponding reinforcing beam, the reinforcing beam can share the load of the top cross beam.
Embodiment 1 of the top cover, this top cover is passenger train top cover, including top cover skeleton and the cover body, and wherein the structure of the cover body is prior art, and the repeated description is not given here. The specific structure of the canopy frame tool is the same as that of embodiment 1 of the canopy frame described above. Of course, in other embodiments, the top cover framework may also adopt the structure of any embodiment of the top cover framework according to practical situations.
Embodiment 1 of the vehicle, as shown in fig. 1-3, the vehicle is a passenger car, and comprises a side wall and a top cover, wherein the side wall has the structure of the prior art, and specifically comprises a side wall framework, and the side wall framework is provided with a side wall upright post 21; the structure of the top cover is the same as that of embodiment 1 of the top cover, and details are not repeated here. The top cross beam 12 and the reinforcing beam 13 of the top cover framework are arranged in a longitudinal direction in alignment with the corresponding side wall upright posts 21 of the side walls, so that a closed ring is enclosed together with the bottom cross beam 22 of the frame, the top cover framework and the side wall framework can be mutually supported, the side wall upright posts 21 are limited by the top cover framework to deform in the vehicle width direction, and the top cover framework is limited by the side wall upright posts 21 to deform in the vehicle height and the vehicle width direction. Because the reinforcing beam 13 is arranged below only a part of the top cross beam 12, a reinforcing beam inclined strut 23 is arranged between the side wall upright post 21 of the side wall framework and the corresponding reinforcing beam 13 at the position where the reinforcing beam 13 is arranged; and at the position without the reinforcing beam 13, a top beam inclined strut 24 is arranged between the side wall upright post 21 of the side wall framework and the corresponding top beam 12, and the connecting positions of the reinforcing beam inclined strut 23 and the top beam inclined strut 24 with the side wall upright post are higher than the window upper beam 25 on the corresponding side wall upright post.
In embodiment 1 of the vehicle, the vehicle is a pure electric bus, the roof adopts the structure in embodiment 1 of the roof, in other embodiments of the vehicle, the vehicle may also be a bus with a gas cylinder or other types of vehicles, and correspondingly, the roof adopts the structure of other embodiments of the roof.
Claims (10)
1. The bearing type top cover framework is characterized by comprising
A roof side rail;
the top cross beam is connected between the top cover side beams and is used for bearing a heavy object;
the reinforcing beam is connected between the roof side beams, at least one part of area of the roof framework is provided with the reinforcing beam, and the part between the two ends of the roof cross beam is higher than the reinforcing beam and forms a gap;
and the supporting columns are connected between the reinforcing beams and the nearby top cross beam.
2. A load bearing roof frame according to claim 1 wherein the top cross member is located directly below the top cross member by a stiffening beam connected by support posts.
3. The carrying top cap skeletal of claim 2, wherein the support columns are vertical support columns.
4. A load bearing roof frame according to any one of claims 1 to 3 wherein the roof rails are provided with connecting stringers at part of the load bearing area for connection to a load bearing article.
5. A load bearing roof skeleton according to any one of claims 1-3, wherein the top cross-beams of at least a part of the load bearing area of the roof skeleton are tailor welded from at least two parallel beam elements.
6. The top cover comprises a cover body and a top cover framework, and is characterized in that the top cover framework is the load bearing type top cover framework in any one of claims 1-5.
7. A vehicle, comprising:
side walls;
the top cover comprises a cover body and a top cover framework;
it is characterized in that the preparation method is characterized in that,
the top cover framework is the bearing type top cover framework in any one of claims 1 to 5, and the side beam of the top cover framework is fixedly connected with the side wall framework of the side wall.
8. The vehicle of claim 7, characterized in that the top cross member and the reinforcement beam of the top head frame are longitudinally aligned with the uprights of the corresponding side frame of the side gusset.
9. The vehicle of claim 8, wherein when there is a longitudinally aligned reinforcement beam at the upper end of the pillar of the side frame, a reinforcement beam brace is provided between the side frame and the corresponding reinforcement beam.
10. The vehicle of claim 8, wherein a top cross brace is provided between the side frame and the corresponding top cross brace when there is no longitudinally aligned reinforcement beam at the upper end of the pillar of the side frame.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010143443.1A CN113353152B (en) | 2020-03-04 | 2020-03-04 | Bearing type top cover framework, top cover and vehicle using top cover |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010143443.1A CN113353152B (en) | 2020-03-04 | 2020-03-04 | Bearing type top cover framework, top cover and vehicle using top cover |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN113353152A CN113353152A (en) | 2021-09-07 |
| CN113353152B true CN113353152B (en) | 2023-04-07 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202010143443.1A Active CN113353152B (en) | 2020-03-04 | 2020-03-04 | Bearing type top cover framework, top cover and vehicle using top cover |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001239956A (en) * | 2000-02-28 | 2001-09-04 | Mitsubishi Automob Eng Co Ltd | Roof structure of bus |
| EP1145892A2 (en) * | 2000-04-13 | 2001-10-17 | Österreichische Automobilfabrik, ÖAF-GRÄF & STIFT Aktiengesellschaft | Vehicle, especially gas or trolleybus with a device for storing vehicle parts on the roof |
| CN102815338A (en) * | 2012-08-09 | 2012-12-12 | 湖南晟通科技集团有限公司 | Frame structure for car body of light-weight full-loading type passenger car |
| CN104015807A (en) * | 2014-06-06 | 2014-09-03 | 中通客车控股股份有限公司 | Automobile roof cover and automobile provided with same |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102556180A (en) * | 2010-12-20 | 2012-07-11 | 陕西欧舒特汽车股份有限公司 | Body structure of bus with air cylinder on top |
| CN102582689B (en) * | 2012-02-24 | 2014-02-12 | 东风汽车公司 | All-bearing car body structure of new-energy urban bus |
| CN108502023A (en) * | 2017-02-24 | 2018-09-07 | 郑州宇通客车股份有限公司 | A kind of car and its cap structure |
| CN110803010A (en) * | 2018-08-03 | 2020-02-18 | 郑州宇通客车股份有限公司 | Automobile with overhead power battery |
| CN209382120U (en) * | 2019-01-04 | 2019-09-13 | 鄂尔多斯应用技术学院 | A kind of bus man crash protection structure |
-
2020
- 2020-03-04 CN CN202010143443.1A patent/CN113353152B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001239956A (en) * | 2000-02-28 | 2001-09-04 | Mitsubishi Automob Eng Co Ltd | Roof structure of bus |
| EP1145892A2 (en) * | 2000-04-13 | 2001-10-17 | Österreichische Automobilfabrik, ÖAF-GRÄF & STIFT Aktiengesellschaft | Vehicle, especially gas or trolleybus with a device for storing vehicle parts on the roof |
| CN102815338A (en) * | 2012-08-09 | 2012-12-12 | 湖南晟通科技集团有限公司 | Frame structure for car body of light-weight full-loading type passenger car |
| CN104015807A (en) * | 2014-06-06 | 2014-09-03 | 中通客车控股股份有限公司 | Automobile roof cover and automobile provided with same |
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| CN113353152A (en) | 2021-09-07 |
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Address after: No. 6, Yutong Road, Guancheng Hui District, Zhengzhou, Henan 450061 Applicant after: Yutong Bus Co.,Ltd. Address before: No.1, Shibali Heyu Road, Guancheng Hui District, Zhengzhou City, Henan Province Applicant before: ZHENGZHOU YUTONG BUS Co.,Ltd. |
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