CN103640631A - Base frame of total load bearing type electric public bus and electric public bus provided with base frame - Google Patents
Base frame of total load bearing type electric public bus and electric public bus provided with base frame Download PDFInfo
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- CN103640631A CN103640631A CN201310714169.9A CN201310714169A CN103640631A CN 103640631 A CN103640631 A CN 103640631A CN 201310714169 A CN201310714169 A CN 201310714169A CN 103640631 A CN103640631 A CN 103640631A
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- underframe
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Abstract
The invention discloses a base frame of a total load bearing type electric public bus and the electric public bus provided with the base frame. The base frame comprises a front part base frame, a middle part base frame and a back part base frame, wherein the front part base frame comprises a front door step and aisle zone framework, a driver zone framework, a left front wheel hub cover and a right front wheel hub cover; the middle part base frame comprises a middle door step and aisle zone framework, a middle part left passenger zone framework, a middle part right passenger zone framework and a battery pack mounting rack; the back part base frame comprises a back part step and aisle framework, a driving motor framework, a left rear wheel hub cover and a right rear wheel hub cover; the base frame adopts a trussed skeleton structure, at least one vehicle body connecting plate is respectively arranged on the two sides of the front part base frame, the middle part base frame and the back part base frame; the vehicle body connecting plates are provided with fixing holes for connection with the vehicle body. The base frame of the total load bearing type electric public bus is less in weight and large in rigidity, the problem that the welding technology cannot be achieved when the vehicle body and the base frame are made of different materials is solved, and the assembly efficiency is high.
Description
Technical field
The present invention relates to passenger vehicle, particularly relate to a kind of underframe of full-bearing type e-bus and there is its e-bus.
Background technology
Current passenger vehicle is generally Non-carrying type or half unitary construction, this passenger vehicle complete vehicle structure generally comprises chassis and vehicle body, chassis and vehicle body relative separation, the weight of self and vehicle body will be born in chassis, and the weight of the parts such as driving engine of installing on chassis and crossbeam; Vehicle body only bears own wt and goods and passenger's weight, does not bear the load of chassis and underframe.The center of gravity of this vehicle body is relatively high, and High-speed running stability is poor, and when being impacted, chassis and vehicle body can produce relative displacement, integral strength a little less than.
For addressing the above problem, prior art has proposed a kind of unitary body, and its car load is a kind of structure of integral frame-type.Unitary body is generally by underframe, all around skeleton and roof skeleton enclose and form, all around skeleton comprises front wall frame, rear wall frame, left-side skeleton and right side wall skeleton, the advantage of Self－supporting body is that car load skeleton forms the power ring structure of effective sealing, make vehicle body share the load on chassis, it is high that intensity ratio general-utility car is wanted.But underframe of the prior art adopts rectangular steel pipe to be welded, and complete vehicle weight is large, oil consumption is high, and vehicle body is welded to connect with underframe employing, and this kind of process structure complexity, production efficiency are not high.
Summary of the invention
For above-mentioned prior art present situation, technical matters to be solved by this invention is, a kind of underframe of full-bearing type e-bus is provided, and this underframe weight is little, rigidity is large, and high with vehicle body joint efficiency.Another technical matters to be solved by this invention is, a kind of e-bus with it is provided.
In order to solve the problems of the technologies described above, the underframe of a kind of full-bearing type e-bus provided by the present invention, comprise leading portion underframe, stage casing underframe and back segment underframe, described leading portion underframe comprises that mark time in Qianmen and aisle district skeleton, driver zone skeleton, left front wheel cap and right front wheel cap, described stage casing underframe comprises that middle is marked time and aisle district skeleton, the left passenger zone skeleton in stage casing, the right passenger zone skeleton in stage casing and battery pack mounting rack, and described back segment underframe comprises that back segment is marked time and aisle skeleton, drive motor skeleton, left back wheel cap skeleton and right back wheel cap skeleton; Described underframe is truss-like skeleton structure, and is respectively provided with at least one car body connecting plate in the both sides of described leading portion underframe, described stage casing underframe and described back segment underframe, is provided with the fixed orifice for being connected with vehicle body on described car body connecting plate.
Therein in an embodiment, described car body connecting plate comprises the left car body connecting plate of leading portion and the right car body connecting plate of leading portion that are arranged on described leading portion underframe two sides, is arranged at the right car body connecting plate of the left car body connecting plate in stage casing and stage casing on underframe two sides, described stage casing and is arranged at the left car body connecting plate of back segment and the right car body connecting plate of back segment on described back segment underframe two sides.
Therein in an embodiment, the left car body connecting plate of described leading portion is two, two left car body connecting plates of leading portion are arranged at respectively on the lateral surface at described left front wheel cap two ends, the right car body connecting plate of described leading portion is two, and two right car body connecting plates of leading portion are arranged at respectively on the lateral surface at described right front wheel cap two ends.
Therein in an embodiment, the left car body connecting plate in described stage casing is 2～6, the left car body connecting plate in all stage casings is arranged at intervals on the lateral surface of the left passenger zone skeleton in described stage casing along length over end sills direction, the right car body connecting plate in described stage casing is 2～6, and the right car body connecting plate in all stage casings is arranged at intervals on the lateral surface of the right passenger zone skeleton in described stage casing along length over end sills direction.
Therein in an embodiment, the left car body connecting plate of described back segment is two, two left car body connecting plates of back segment are arranged at respectively on the lateral surface at described left back wheel cap two ends, the right car body connecting plate of described back segment is two, and two right car body connecting plates of back segment are arranged at respectively on the lateral surface at described right back wheel cap two ends.
Therein in an embodiment, mark time in described Qianmen and mark time skeleton and the aisle district skeleton in aisle district flush; Described middle door is marked time and mark time skeleton and the aisle district skeleton of aisle district skeleton flush.
In an embodiment, described underframe adopts rectangular steel pipe welding to make therein.
In an embodiment, described battery pack mounting rack is arranged in the battery flat of right passenger zone skeleton below, described stage casing therein.
A kind of e-bus provided by the present invention, comprise vehicle body and chassis, described vehicle body comprises body framwork and covering, described chassis comprises underframe and is installed on driving system, power drive system and the battery pack on this underframe, described underframe is above-mentioned underframe, the described car body connecting plate of described vehicle body and described underframe is bolted to connection, and described battery pack is arranged in described battery pack mounting rack.
In an embodiment, described body framwork adopts aluminum rectangular tube welding to make therein; Described covering adopts that aluminium sheet is bonding to be made.
Compared with prior art, the underframe of full-bearing type e-bus of the present invention, because underframe is truss-like skeleton structure, weight is little, rigidity is large; And, on the two sides of underframe, being provided with car body connecting plate, vehicle body and car body connecting plate are bolted, and not only solved the technological problems that cannot weld when vehicle body and underframe are unlike material, and efficiency of assembling are high.
Other beneficial effects that additional technical feature of the present invention has will partly be set forth in the specific embodiment.
Accompanying drawing explanation
Fig. 1 is the perspective view of the underframe of the full-bearing type e-bus in one of them embodiment of the present invention;
Fig. 2 is the main TV structure schematic diagram of the underframe of the full-bearing type e-bus in Fig. 1;
Fig. 3 is the plan structure schematic diagram of the underframe of the full-bearing type e-bus in Fig. 1.
Description of reference numerals: 10, leading portion underframe; 11, mark time and aisle district skeleton in Qianmen; Mark time and the skeleton of marking time of aisle district skeleton in 11a, Qianmen; Mark time and the aisle district skeleton of aisle district skeleton in 11b, Qianmen; 12, driver zone skeleton; 13, left front wheel cap; 14, right front wheel cap; 15, the left car body connecting plate of leading portion; 20, stage casing underframe; 21, the left passenger zone skeleton in stage casing; 22, Zhong Men marks time and aisle district skeleton; 22a, Zhong Men mark time and the skeleton of marking time of aisle district skeleton; 22b, Zhong Men mark time and the aisle district skeleton of aisle district skeleton; 23, the right passenger zone skeleton in stage casing; 24, battery pack mounting rack; 25, the left car body connecting plate in stage casing; 30, back segment underframe; 31, back segment is marked time and aisle skeleton; 32, left back wheel cap skeleton; 33, drive motor skeleton; 34, right back wheel cap skeleton; 35, the left car body connecting plate of back segment.
The specific embodiment
Below with reference to accompanying drawing, also the present invention is described in detail in conjunction with the embodiments.It should be noted that, in the situation that not conflicting, the feature in following embodiment and embodiment can combine mutually.
As shown in Figure 1, Figure 2 and Figure 3, the underframe of the full-bearing type e-bus in one of them embodiment of the present invention is the truss structure that rectangular steel pipe is welded, and it comprises leading portion underframe 10, stage casing underframe 20 and back segment underframe 30.
Described leading portion underframe 10 comprises that mark time in Qianmen and aisle district skeleton 11, driver zone skeleton 12, left front wheel cap 13, right front wheel cap 14, the left car body connecting plate 15 of leading portion and the right car body connecting plate (not shown) of leading portion, wherein, mark time in described Qianmen and aisle district skeleton 11 is single layer structure, mark time in Qianmen and the skeleton 11aHe aisle district skeleton 11b that marks time of aisle district skeleton 11 flushes, passenger does not need to trample step in the process of getting on or off the bus again, getting on or off the bus of passenger is very convenient, be not easy to occur passenger's jam, and due to step not being set, increased passenger's the space of standing simultaneously.The left car body connecting plate 15 of described leading portion is two, and two left car body connecting plates 15 of leading portion are arranged at respectively on the lateral surface at described left front wheel cap 13 two ends, and the left car body connecting plate 15 of leading portion is provided with the fixed orifice for being connected with vehicle body.The right car body connecting plate of described leading portion is two, and two right car body connecting plates of leading portion are arranged at respectively on the lateral surface at described right front wheel cap 14 two ends.
Described stage casing underframe 20 comprises that middle is marked time and aisle district skeleton 22, the left passenger zone skeleton 21 in stage casing, the right passenger zone skeleton 23 in stage casing, battery pack mounting rack 24, the right car body connecting plate (not shown) of the left car body connecting plate 25 in stage casing and stage casing, wherein, described middle door is marked time and aisle district skeleton 22 is single layer structure, middle door is marked time and the skeleton 22aHe aisle district skeleton 22b that marks time of aisle district skeleton 22 flushes, passenger does not need to trample step in the process of getting on or off the bus again, getting on or off the bus of passenger is very convenient, be not easy to occur passenger's jam, and due to step not being set, increased passenger's the space of standing simultaneously.The right passenger zone skeleton 23 in described stage casing is welded by the many root posts between upper strata framework, lower floor's framework and layer framework and lower floor's framework.The right passenger zone skeleton 23 in described stage casing is also double-decker.Described battery pack mounting rack 24 is arranged on right passenger zone skeleton 23 tops, described stage casing.More preferably, described battery pack mounting rack 24 is provided with 5.The left car body connecting plate 25 in described stage casing is 2～6, the left car body connecting plate 25 in all stage casings is arranged at intervals on the lateral surface of the left passenger zone skeleton 21 in described stage casing along length over end sills direction, the right car body connecting plate in described stage casing is 2～6, and the right car body connecting plate in all stage casings is arranged at intervals on the lateral surface of the right passenger zone skeleton 23 in described stage casing along length over end sills direction.The left car body connecting plate 25 in all stage casings is provided with the fixed orifice for being connected with vehicle body with the right car body connecting plate in all stage casings.
Described back segment underframe 30 comprises that back segment is marked time and aisle skeleton 31, drive motor skeleton 33, left back wheel cap skeleton 32, right back wheel cap skeleton 34, the left car body connecting plate 35 of back segment and the right car body connecting plate (not shown) of back segment, the left car body connecting plate 35 of described back segment is two, two left car body connecting plates 35 of back segment are arranged at respectively on the lateral surface at described left back wheel cap two ends, the right car body connecting plate of described back segment is two, and two right car body connecting plates of back segment are arranged at respectively on the lateral surface at described right back wheel cap two ends.
The underframe of the full-bearing type e-bus in the present embodiment has following beneficial effect:
(1) the full truss-like skeleton structure that adopts rectangular steel pipe to be welded due to underframe, reduce weight, and cost is moderate when guaranteeing structural strength;
(2) in the both sides of leading portion underframe 10, described stage casing underframe 20 and back segment underframe 30, be provided with car body connecting plate, vehicle body and car body connecting plate are bolted, not only solved the technological problems that cannot weld when vehicle body and underframe are unlike material, and efficiency of assembling is high.
(3), mark time in Qianmen and mark time skeleton and the aisle district skeleton of aisle district skeleton 11 flush, middle door is marked time and mark time skeleton and the aisle district skeleton of aisle district skeleton 22 flush, passenger does not need to trample step in the process of getting on or off the bus again like this, getting on or off the bus of passenger is very convenient, be not easy to occur passenger's jam, and due to step not being set, increased passenger's the space of standing simultaneously.
In another embodiment of the present invention, a kind of e-bus is provided, comprise vehicle body and chassis, described vehicle body comprises body framwork and covering, described chassis comprises underframe and is installed on driving system, power drive system and the battery pack on this underframe, underframe in described underframe above-described embodiment, the described car body connecting plate of described vehicle body and described underframe is bolted to connection, and described battery pack is arranged in described battery pack mounting rack 24.More preferably, described body framwork adopts aluminum rectangular tube welding to make; Described covering adopts that aluminium sheet is bonding to be made.
E-bus in the present embodiment is owing to having adopted said structure, the car body connecting plate of vehicle body and underframe is bolted, solved the technological problems that cannot weld when vehicle body and underframe are unlike material, and the framed structure of vehicle body and the sealing of underframe formation, whole framed structure inside is connected up and down, left and right joins, front and back connect, whole skeleton forms actv. seal force ring structure, while making car load stressed at any position, can exert all one's strength to transmit by the effective connection between all departments and decompose whole vehicle body, avoid local overload to cause Deformation of Body Framework, thereby guarantee passenger inside the vehicle's personal safety.In addition, described body framwork adopts aluminum rectangular tube welding to make, and described covering adopts that aluminium sheet is bonding to be made, and is conducive to reduce complete vehicle weight.
The above embodiment has only expressed several embodiment of the present invention, and it describes comparatively concrete and detailed, but can not therefore be interpreted as the restriction to the scope of the claims of the present invention.It should be pointed out that for the person of ordinary skill of the art, without departing from the inventive concept of the premise, can also make some distortion and improvement, these all belong to protection scope of the present invention.
Claims (10)
1. the underframe of a full-bearing type e-bus, comprise leading portion underframe, stage casing underframe and back segment underframe, described leading portion underframe comprises that mark time in Qianmen and aisle district skeleton, driver zone skeleton, left front wheel cap and right front wheel cap, described stage casing underframe comprises that middle is marked time and aisle district skeleton, the left passenger zone skeleton in stage casing, the right passenger zone skeleton in stage casing and battery pack mounting rack, and described back segment underframe comprises that back segment is marked time and aisle skeleton, drive motor skeleton, left back wheel cap skeleton and right back wheel cap skeleton; It is characterized in that, described underframe is truss-like skeleton structure, and is respectively provided with at least one car body connecting plate in the both sides of described leading portion underframe, described stage casing underframe and described back segment underframe, is provided with the fixed orifice for being connected with vehicle body on described car body connecting plate.
2. the underframe of full-bearing type e-bus according to claim 1, it is characterized in that, described car body connecting plate comprises the left car body connecting plate of leading portion and the right car body connecting plate of leading portion that are arranged on described leading portion underframe two sides, is arranged at the right car body connecting plate of the left car body connecting plate in stage casing and stage casing on underframe two sides, described stage casing and is arranged at the left car body connecting plate of back segment and the right car body connecting plate of back segment on described back segment underframe two sides.
3. the underframe of full-bearing type e-bus according to claim 2, it is characterized in that, the left car body connecting plate of described leading portion is two, two left car body connecting plates of leading portion are arranged at respectively on the lateral surface at described left front wheel cap two ends, the right car body connecting plate of described leading portion is two, and two right car body connecting plates of leading portion are arranged at respectively on the lateral surface at described right front wheel cap two ends.
4. the underframe of full-bearing type e-bus according to claim 2, it is characterized in that, the left car body connecting plate in described stage casing is 2～6, the left car body connecting plate in all stage casings is arranged at intervals on the lateral surface of the left passenger zone skeleton in described stage casing along length over end sills direction, the right car body connecting plate in described stage casing is 2～6, and the right car body connecting plate in all stage casings is arranged at intervals on the lateral surface of the right passenger zone skeleton in described stage casing along length over end sills direction.
5. the underframe of full-bearing type e-bus according to claim 2, it is characterized in that, the left car body connecting plate of described back segment is two, two left car body connecting plates of back segment are arranged at respectively on the lateral surface at described left back wheel cap two ends, the right car body connecting plate of described back segment is two, and two right car body connecting plates of back segment are arranged at respectively on the lateral surface at described right back wheel cap two ends.
6. according to the underframe of the full-bearing type e-bus described in any one in claim 1 to 5, it is characterized in that, mark time in described Qianmen and mark time skeleton and the aisle district skeleton in aisle district flush; Described middle door is marked time and mark time skeleton and the aisle district skeleton of aisle district skeleton flush.
7. according to the underframe of the full-bearing type e-bus described in any one in claim 1 to 5, it is characterized in that, described underframe adopts rectangular steel pipe welding to make.
8. according to the underframe of the full-bearing type e-bus described in any one in claim 1 to 5, described battery pack mounting rack is arranged in the battery flat of right passenger zone skeleton below, described stage casing.
9. an e-bus, comprise vehicle body and chassis, described vehicle body comprises body framwork and covering, described chassis comprises underframe and is installed on driving system, power drive system and the battery pack on this underframe, it is characterized in that, described underframe is underframe as claimed in any of claims 1 to 8 in one of claims, and the described car body connecting plate of described vehicle body and described underframe is bolted to connection, and described battery pack is arranged in described battery pack mounting rack.
10. e-bus according to claim 9, is characterized in that, described body framwork adopts aluminum rectangular tube welding to make; Described covering adopts that aluminium sheet is bonding to be made.
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| CN201310714169.9A CN103640631B (en) | 2013-12-19 | 2013-12-19 | The underframe of full-bearing type e-bus and there is its e-bus |
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| CN201310714169.9A CN103640631B (en) | 2013-12-19 | 2013-12-19 | The underframe of full-bearing type e-bus and there is its e-bus |
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| CN103640631A true CN103640631A (en) | 2014-03-19 |
| CN103640631B CN103640631B (en) | 2016-01-27 |
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Cited By (7)
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| CN103863399A (en) * | 2014-03-26 | 2014-06-18 | 王子齐 | Automatic temperature-controlled dual-power anti-collision vehicle body bearing frame of blade electric vehicle |
| CN105667597A (en) * | 2016-01-07 | 2016-06-15 | 安徽省容大挂车制造有限公司 | Combined type frame |
| CN109094656A (en) * | 2016-07-06 | 2018-12-28 | 郑州宇通客车股份有限公司 | A kind of automobile and its vehicle frame |
| CN109945744A (en) * | 2019-04-03 | 2019-06-28 | 江麓机电集团有限公司 | A kind of truss-like titanium alloy car body |
| CN109987174A (en) * | 2019-04-22 | 2019-07-09 | 辽宁忠旺特种车辆制造有限公司 | A kind of frame vehicle Assembling Production technique |
| CN110104066A (en) * | 2019-04-11 | 2019-08-09 | 北京理工大学 | A kind of electric coach body frame chassis |
| CN110682966A (en) * | 2019-11-08 | 2020-01-14 | 安徽安凯汽车股份有限公司 | Full-bearing type pure electric business passenger car structure |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103863399A (en) * | 2014-03-26 | 2014-06-18 | 王子齐 | Automatic temperature-controlled dual-power anti-collision vehicle body bearing frame of blade electric vehicle |
| CN105667597A (en) * | 2016-01-07 | 2016-06-15 | 安徽省容大挂车制造有限公司 | Combined type frame |
| CN105667597B (en) * | 2016-01-07 | 2018-02-06 | 安徽省容大挂车制造有限公司 | A kind of modular vehicle frame |
| CN109094656A (en) * | 2016-07-06 | 2018-12-28 | 郑州宇通客车股份有限公司 | A kind of automobile and its vehicle frame |
| CN109094656B (en) * | 2016-07-06 | 2019-12-13 | 郑州宇通客车股份有限公司 | Automobile and frame thereof |
| CN109945744A (en) * | 2019-04-03 | 2019-06-28 | 江麓机电集团有限公司 | A kind of truss-like titanium alloy car body |
| CN110104066A (en) * | 2019-04-11 | 2019-08-09 | 北京理工大学 | A kind of electric coach body frame chassis |
| CN109987174A (en) * | 2019-04-22 | 2019-07-09 | 辽宁忠旺特种车辆制造有限公司 | A kind of frame vehicle Assembling Production technique |
| CN110682966A (en) * | 2019-11-08 | 2020-01-14 | 安徽安凯汽车股份有限公司 | Full-bearing type pure electric business passenger car structure |
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