CN207607548U - A kind of electric bus floor - Google Patents
A kind of electric bus floor Download PDFInfo
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- CN207607548U CN207607548U CN201720780967.5U CN201720780967U CN207607548U CN 207607548 U CN207607548 U CN 207607548U CN 201720780967 U CN201720780967 U CN 201720780967U CN 207607548 U CN207607548 U CN 207607548U
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Abstract
The utility model is related to a kind of electric bus floors, including center proximate matter, side proximate matter and edge connection section bar；It is closed cavity structure inside three kinds of proximate matters to mitigate construction weight, inside is additionally provided with reinforcing rib to enhance bearing capacity；The center proximate matter, side proximate matter are plate aluminum alloy proximate matter；The center proximate matter is centrally located；The side proximate matter quantity is symmetricly set on center proximate matter both sides；The edge connection section bar is separately positioned on the outside of the proximate matter of side, is formed the both ends on floor and is connect upwards with left and right body upright post, and three kinds of proximate matters carry connected structure, to connect to form floor level in such a way that seam crossing welds after grafting.The utility model has the beneficial effects that the dead weight of vehicle can be effectively reduced, the continual mileage of vehicle is promoted, while the bonding strength on floor can also be improved, floor is made to be easy to extend, convenient for wiring.
Description
Technical field
The utility model is related to bus part fields, in particular to a kind of electric bus floor.
Background technology
The influence of new energy policy is benefited from, electric bus by leaps and bounds develops in the time of recent years.But
It is that electric bus current technology is horizontal or resting on simple three electricity matches, still uses the skeleton of conventional material and structure
Vehicle body is designed, and causes car body weight larger, and the influence to continual mileage is very big.
With the further specification that country requires electric bus technology, electric bus technology will be gradually to lightweight
Direction is developed.The lightweight task of electric bus is mainly divided into vehicle body, electric elements, chassis three parts to complete jointly,
Wherein vehicle body is that vehicle producer a highly important ring, its light weight degree in car weight reduction process are directly related to newly
The comprehensive performance of energy electric bus.And for vehicle body, floor because being responsible for weight-bearing responsibility, lightweight difficulty compared with
Height, therefore the lightweight on floor is operated in body lightening and occupies an important position.
The lightweight on floor works, and is generally realized from material, structure etc..
A kind of solution on electric vehicle lightweight floor is provided in the patent document application No. is 2013102681953
Scheme, discloses the scheme that theme is " electric vehicle floor ", and plan content is：A kind of electric vehicle floor, by floor assembly,
Floor front baffle, floor rear bulkhead are combined into floor, it is characterized in that：Using 6N01 type aluminum alloy materials, floor is by two kinds of bands
Functional groove and the aluminium alloy extrusions for splicing tongue and groove are spliced by geometrically symmetric mode, and assembled tongue and groove is in inverse u shape card
Slot designs, and facilitates the docking between proximate matter；Two kinds of function troughs are respectively the inverted " c " type work(of aluminium alloy extrusions upper surface
Cavity inside energy slot and aluminium alloy extrusions, inverted " c " type function trough strengthen the strong of plank with the cavity inside aluminium alloy extrusions
Degree mitigates floor own wt, facilitates winding displacement；The floor assembly is left by beam, floor intermediate beam, floor on the right of floor respectively
Side bar in the aluminium alloy extrusions of the splicing tongue and groove of inverse u shape card slot with functional groove as in a manner of geometrically symmetric by being spliced
It forms.
The documents disclose most technical characteristics, regard as the immediate prior art.
In the scheme that the prior art is provided, have the following disadvantages：
1. floor assembly is made of beam, floor intermediate beam, floor left side beam on the right of floor respectively, in terms of connection type not
It has the scalability；
2. by being spliced between flooring element proximate matter, then it is auxiliary by the structures progress such as partition board or crossbeam being laterally arranged
Fixation is helped, causes the overall construction intensity on floor relatively low, especially when facing complicated force environment, it is multiple that vehicle cannot be met
Needed for general labourer's condition, enough support strengths can not be provided in damaged vehicle；
3. not reserving cabling cavity in flooring element proximate matter specially, using space cabling between reinforcing rib, space is small, operation
It is difficult.
In conclusion developing intensity height, the lightweight electric bus floor convenient for extending, being easy to use is this field
The task that technical staff urgently completes.
Invention content
The purpose of this utility model is to provide a kind of light-weighted electric bus floor so that car body weight is subtracted
Gently, the bonding strength that while also improve floor, makes floor be easy to extend, convenient for wiring.
In order to achieve the above objectives, the technical solution adopted in the utility model is as follows：
A kind of electric bus floor, which is characterized in that including：Center proximate matter, side proximate matter and edge connection section bar；
Three kinds of proximate matters weld to form floor level after grafting in a manner of " tenon cooperation slot " in seam crossing；
The center proximate matter, side proximate matter are chip alloy profile；The center proximate matter quantity is 1, is centrally located；It is described
Side proximate matter quantity is the even number more than or equal to 2, is symmetricly set on center proximate matter both sides；The edge connection section bar quantity is 2, point
It is not arranged on the outside of the proximate matter of side；
It is closed cavity structure inside three kinds of proximate matters and is equipped with the reinforcing rib of connection top and bottom, wherein center proximate matter
Middle part remains for the cabling cavity of deployment tube line in advance；
Tenon, slot in three kinds of proximate matters are positioned close to the position of floor upper surface, and the proximate matter below slot is high
Degree accounts for the 1/3 of proximate matter total height, and the proximate matter side below slot is provided with arc groove.
Preferably, the center proximate matter, side proximate matter internal stiffeners cross section structure be continuous fold-line-shaped.
Preferably, also it is glued in seam crossing after three kinds of proximate matter grafting.
Preferably, center proximate matter（1）Both sides are equipped with tenon, and slot and tenon is respectively set in side proximate matter both sides, and edge connects
Direct type material is provided with slot in lateral and top respectively；The tenon is closed square tenon, and the slot is rectangular slot.
Preferably, the cabling cavity is isosceles trapezoid.
Preferably, edge connection section bar section is arc-shaped, and internal stiffeners are vertically arranged.
Preferably, it is 6061 aluminium alloys that the material of three kinds of proximate matters, which is 6,.
Preferably, the welding manner includes argon arc welding and/or friction rabbling welding.
The utility model has the beneficial effects that：
1. by using alloy profile, on the basis of proof strength, weight ratio Steel floor declines to a great extent, and can have
Effect ground reduces the dead weight of vehicle, promotes the continual mileage of vehicle；
2. using section combination processing technique, not only can improving production efficiency, can also be managed by modular design
It reads, increases and decreases the quantity of side proximate matter to form the floor of different in width, meet the needs of different automobile types, reduce overall cost；
3. the connection type intensity of " interpolation+welding " is big, the active force in various directions can be coped with, than simple interpolation or hook
Extension mode intensity higher, is more suitable for vehicle operation situation, safety is more preferable；
4. in preferred embodiment, there is closed square tenon itself higher intensity, grafting effect also to stablize relatively, into
The stability of lap-joint when one step ensures floor bearing；
5. the setting of arc groove, contact position is controllable when not only making welding, moreover it is possible to make the sealing between the proximate matter of two blocks of floor
Glue flows into groove, increases splicing area, ensures floor sealing；
6. in preferred embodiment, center proximate matter, side proximate matter internal stiffeners cross section structure be continuous fold-line-shaped, with proximate matter
In conjunction with, formed continuous triangle shape, using geometry and physics common sense it is found that the bearing capacity of floor in vertical direction not
It is obviously improved, but vehicle is greatly increased around longitudinal bending resistance and laterally antitorque ability；Meanwhile using the ground of broken line reinforcing rib
1 rank of plate, 2 rank mode is also far above the floor using vertical reinforcing rib, and resonance can be effectively reduced under public transport low rate start state.
Description of the drawings
Fig. 1 is the overall structure diagrammatic cross-section of the utility model embodiment；
Fig. 2 is proximate matter 1 cross-sectional view in center in the utility model embodiment；
Fig. 3 is proximate matter 2 cross-sectional view in side in the utility model embodiment；
Fig. 4 is 3 cross-section structure of edge connection section bar and close-up schematic view in the utility model embodiment.
In figure：1. center proximate matter, 2. side proximate matters, 3. edge connection section bars, 4. reinforcing ribs, 5. tenons, 6. slots, 7.
Arc groove, 8. cabling cavitys.
Specific implementation mode
Below in conjunction with drawings and examples, the embodiment of the utility model is described in detail as follows：
As shown in Fig. 1, a kind of electric bus floor, including：Center proximate matter 1, side proximate matter 2 and edge connection section bar 3；
The center proximate matter 1, the strip chip aluminium alloy extrusions that side proximate matter 2 is same thickness, the edge connection section bar 3
For the arc-shaped bar shaped aluminium alloy extrusions in section；1 quantity of center proximate matter is 1, is centrally located；2 quantity of side proximate matter is
2, it is symmetricly set on 1 both sides of center proximate matter；3 quantity of edge connection section bar is 2, is separately positioned on 2 outside of side proximate matter, is formed
The both ends on floor are simultaneously connect with left and right body upright post to realize the gantry structure design of vehicle upwards.Edge connection section bar 3 is made
Type is arranged, and not only can guarantee body shape and intensity, can also reduce corner angle, reduces and accidentally injures risk.
It is 6061 aluminum alloy materials that three kinds of proximate matters, which are all made of 6, while ensureing that bearing strength is enough, and can be reached
Lower cost effectiveness.
Three kinds of proximate matters carry connected structure, and the mating mode between three kinds of proximate matters is " rectangular slot cooperation
Closed square tenon ", wherein 1 both sides of center proximate matter are closed square tenon 5, and proximate matter 2 both sides in side are respectively rectangular insert
Slot 6 and closed square tenon 5, edge connection section bar 3 are provided with rectangular slot 6 in lateral and top respectively；Closed square
The cooperation of tenon 5 and rectangular slot 6 keeps grafting effect relatively stable, and load bearing effect is good, when can further ensure floor bearing
The stability of lap-joint.In assembly, as shown in Figure 1, cooperating between three kinds of floor profiles, plugs together and be integrated（Amount of lap
For 20mm）, with glue bond between floor profile, argon arc welder is then used at the proximate matter seam of floor top and bottom respectively
Skill welding fabrication ensures Integral floor intensity.
As shown in Figure 2,3, 4, it is closed cavity structure inside three kinds of proximate matters and is equipped with the reinforcement of connection top and bottom
Muscle 4；Enclosed cavity structure can mitigate the kerb weight of proximate matter, be the further lightweight of entire floor structure.
The larger trapezoid cabling cavity 8 of volume is reserved at wherein 1 middle part of center proximate matter, is convenient for the centralized arrangement of harness.It walks
8 both sides of line cavity are respectively set 3 sections and separately constitute one with proximate matter above and below in 4,3 reinforcing rib 4 of reinforcing rib of fold-line-shaped
A equilateral triangle forms a right angled triangle with proximate matter side；The cross section structure of 2 internal stiffeners 4 of the side proximate matter is to connect
Continuous broken line constitutes continuous triangle shape with proximate matter cavity inner surface, and in addition to the triangle of edge is right angled triangle, remaining
Triangle is isosceles triangle；Connection section bar 3 internal stiffeners in edge are vertically arranged 1.
According to Finite element analysis results, with using compared with the vertical reinforcing rib that isodensity is arranged, use cross section structure for
The reinforcing rib of continuous fold-line-shaped, reinforcing rib are combined composition continuous triangle shape, the bearing capacity of floor in vertical direction with proximate matter
It is not obviously improved, but is greatly increased around longitudinal bending resistance and laterally antitorque ability in vehicle；Meanwhile passing through mode point
Analysis is also far above the floor using vertical reinforcing rib using 1 rank, 2 order frequency on continuous fold-line-shaped reinforcing rib floor, and structure is also more
Add stabilization（Distortion tails off）, resonance can be effectively reduced under public transport low rate start state and speed-change process, contributed to riding comfortable
The promotion of property.
As shown in Figure 2,3, 4, the rectangular tenon in three kinds of proximate matters described in the present embodiment, rectangular slot are arranged at close
The position of floor upper surface, the profile height below slot account for the 1/3 of proximate matter total height, the proximate matter side below rectangular slot,
It is both provided with arc groove 7, contact position is in the arc groove marginal position for leaning near surface between can not only ensureing proximate matter, moreover it is possible to
So that the fluid sealant between the proximate matter of two blocks of floor is flowed into groove, increase splicing area, ensures floor sealing, grafting is strong between enhancing floor
Degree.
Three kinds of proximate matters thicken 0.5 times respectively in the structure of seam crossing（See in Fig. 2, Fig. 3 shown in circled）, to meet
The requirement of argon-are welding technology.
The foregoing description of the disclosed embodiments enables professional and technical personnel in the field to realize or use this practicality new
Type.A variety of modifications of embodiment will be apparent to those skilled in the art, it is as defined herein
General Principle can be realized in other embodiments without departing from the spirit or scope of the present utility model, not given
The part presented with partial enlargement is described in detail, is the prior art, herein without repeating.Therefore, the utility model will not
It is intended to be limited to the embodiments shown herein, and is to fit to consistent with principles disclosed herein and feature widest
Range.
Claims (8)
1. a kind of electric bus floor, which is characterized in that including：Center proximate matter（1）, side proximate matter（2）With edge connection section bar
（3）；
Three kinds of proximate matters weld to form floor level after grafting in a manner of " tenon cooperation slot " in seam crossing；
The center proximate matter（1）, side proximate matter（2）It is chip alloy profile；The center proximate matter（1）Quantity is 1, is set between two parties
It sets；The side proximate matter（2）Quantity is the even number more than or equal to 2, is symmetricly set on center proximate matter（1）Both sides；The edge connection
Proximate matter（3）Quantity is 2, is separately positioned on side proximate matter（2）Outside；
It is closed cavity structure inside three kinds of proximate matters and is equipped with the reinforcing rib of connection top and bottom（4）, wherein center proximate matter
（1）Middle part remains for the cabling cavity of deployment tube line in advance（8）；
Tenon in three kinds of proximate matters（5）, slot（6）It is positioned close to the position of floor upper surface, slot（6）The type of lower section
Material height accounts for the 1/3 of proximate matter total height, slot（6）The proximate matter side of lower section is provided with arc groove（7）.
2. electric bus floor according to claim 1, which is characterized in that the center proximate matter（1）, side proximate matter（2）
Internal stiffeners（4）Cross section structure be continuous fold-line-shaped.
3. electric bus floor according to claim 1, which is characterized in that in seam crossing after three kinds of proximate matter grafting
Also it is glued.
4. electric bus floor according to claim 1, which is characterized in that center proximate matter（1）Both sides are equipped with tenon
（5）, side proximate matter（2）Slot is respectively set in both sides（6）And tenon（5）, edge connection section bar（3）It is arranged respectively in lateral and top
There is slot（6）；The tenon（5）For closed square tenon, the slot（6）For rectangular slot.
5. electric bus floor according to claim 1, which is characterized in that the cabling cavity（8）For isosceles trapezoid.
6. electric bus floor according to claim 1, which is characterized in that the edge connection section bar（3）Section is
Arc-shaped, internal stiffeners are vertically arranged.
7. electric bus floor according to claim 1, which is characterized in that the material of three kinds of proximate matters is 6 systems
6061 aluminium alloys.
8. electric bus floor according to claim 1, which is characterized in that the welding manner include argon arc welding and/
Or friction rabbling welding.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720780967.5U CN207607548U (en) | 2017-06-30 | 2017-06-30 | A kind of electric bus floor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720780967.5U CN207607548U (en) | 2017-06-30 | 2017-06-30 | A kind of electric bus floor |
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| Publication Number | Publication Date |
|---|---|
| CN207607548U true CN207607548U (en) | 2018-07-13 |
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ID=62792741
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720780967.5U Active CN207607548U (en) | 2017-06-30 | 2017-06-30 | A kind of electric bus floor |
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| Country | Link |
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| CN (1) | CN207607548U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107140035A (en) * | 2017-06-30 | 2017-09-08 | 聊城中通轻型客车有限公司 | A kind of electric bus floor |
| CN109353414A (en) * | 2018-09-14 | 2019-02-19 | 恩永（北京）科技股份有限公司 | A kind of vehicle chassis architecture |
| CN111619673A (en) * | 2019-02-28 | 2020-09-04 | 晟通科技集团有限公司 | Bottom frame of box body |
| CN112238904A (en) * | 2019-07-16 | 2021-01-19 | 晟通科技集团有限公司 | Compartment floor |
-
2017
- 2017-06-30 CN CN201720780967.5U patent/CN207607548U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107140035A (en) * | 2017-06-30 | 2017-09-08 | 聊城中通轻型客车有限公司 | A kind of electric bus floor |
| CN109353414A (en) * | 2018-09-14 | 2019-02-19 | 恩永（北京）科技股份有限公司 | A kind of vehicle chassis architecture |
| CN109353414B (en) * | 2018-09-14 | 2021-04-16 | 恩永(扬州)汽车科技有限公司 | Vehicle chassis structure |
| CN111619673A (en) * | 2019-02-28 | 2020-09-04 | 晟通科技集团有限公司 | Bottom frame of box body |
| CN112238904A (en) * | 2019-07-16 | 2021-01-19 | 晟通科技集团有限公司 | Compartment floor |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20230530 Address after: 252000 No.261 Huanghe Road, economic development zone, Liaocheng City, Shandong Province Patentee after: Zhongtong bus Limited by Share Ltd. Address before: 252000 the west end of Jingyi Road, Fenghuang Industrial Park, Dongchangfu District, Liaocheng City, Shandong Province Patentee before: LIAOCHENG ZHONGTONG LIGHT BUS Co.,Ltd. |