CN106394699A - Vehicle body bottom structure - Google Patents

Vehicle body bottom structure Download PDF

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Publication number
CN106394699A
CN106394699A CN201610619552.XA CN201610619552A CN106394699A CN 106394699 A CN106394699 A CN 106394699A CN 201610619552 A CN201610619552 A CN 201610619552A CN 106394699 A CN106394699 A CN 106394699A
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CN
China
Prior art keywords
bracket
vehicle body
centre gangway
pair
vehicle
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
CN201610619552.XA
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Chinese (zh)
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CN106394699B (en
Inventor
古城裕纪
小仓直人
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Honda Motor Co Ltd
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Honda Motor Co Ltd
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Filing date
Publication date
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Publication of CN106394699A publication Critical patent/CN106394699A/en
Application granted granted Critical
Publication of CN106394699B publication Critical patent/CN106394699B/en
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Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B62LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
    • B62DMOTOR VEHICLES; TRAILERS
    • B62D25/00Superstructure or monocoque structure sub-units; Parts or details thereof not otherwise provided for
    • B62D25/20Floors or bottom sub-units
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B62LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
    • B62DMOTOR VEHICLES; TRAILERS
    • B62D25/00Superstructure or monocoque structure sub-units; Parts or details thereof not otherwise provided for
    • B62D25/20Floors or bottom sub-units
    • B62D25/2009Floors or bottom sub-units in connection with other superstructure subunits

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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)
  • Cooling, Air Intake And Gas Exhaust, And Fuel Tank Arrangements In Propulsion Units (AREA)
  • Transmission Of Braking Force In Braking Systems (AREA)
  • Vehicle Step Arrangements And Article Storage (AREA)

Abstract

The invention provides a vehicle body bottom structure and aims to provide a technology that inteference of parts in fixed positions during side collision is reduced and a bracket allowing free wire distribution can be arranged on a central channel. The vehicle body bottom structure is provided with: a bottom board, which is provided with the central channel that is protruded upwardly and is in the central part in the width direction of a vehicle; a lower part, which is at least arranged on the lower side of the central part; and a pair of brackets, which are arranged at hte position relative to hte lower part on the upper side of the central channel. The brackets are separately welded to the central channel in the width direction of the vehicle.

Description

Vehicle body substructure
Technical field
The present invention relates to vehicle body substructure.
Background technology
In the past, in order to configure parking braking behaviour in the way of not resulting in interference in the upper space of the centre gangway of vehicle Vertical pole, shift linkage etc., the bracket sometimes in centre gangway setting, either one being supported.For example shown in (A) of Fig. 5 Like that, patent documentation 1 has recorded following technology:The bracket 17 of door shape is set in centre gangway 11, wears in the inner side of door shape Cross the wire rod classes such as gearshift line Wsh, block selecting line Wsl and parking brake lever 13 is configured at the upper surface of a shape.Thereby, it is possible to Effectively apply flexibly the space above centre gangway such that it is able to bring big degree of freedom to design.
Prior art literature
Patent documentation
Patent documentation 1:Japanese Patent Publication 4-99166
Content of the invention
In addition, shown in (B) of such as Fig. 5, there is following vehicle, this vehicle possesses the parts such as fuel tank FT and is configured at front The body construction of the lower section of seat.In this body construction, if for example above-mentioned bracket 17 is fixed on and fuel using bolt On the position corresponding centre gangway CT of the parts such as case FT, then there is bolt and fuel tank in the vehicle collision of side collision etc. The situation that the parts such as FT interfere.
Therefore, it can consideration and above-mentioned bracket 17 is installed on by centre gangway CT by welding, but shift linkage etc. Laying become difficult.That is, in manufacturing process, welding sequence needs first to carry out before the assembling procedure of wiring etc., because of weldering Connect and be difficult to shift linkage etc. is laid in the bracket 17 of the door shape that centre gangway CT installs.
Therefore, it is an object of the invention to provide reducing interference with the part at fixed position in collision and by cloth Technology on centre gangway for the bracket configuration that line (can freely connect up) freely.
According to the present invention, provide a kind of vehicle body substructure, it possesses:Base plate, its have overall width direction central part to The prominent centre gangway in top;Lower part, it is at least configured at the lower side of described centre gangway;And a pair of bracket, institute State a pair of bracket described centre gangway upper side, be configured at position corresponding with described lower part, described body bottom Construction is characterised by, the pair of bracket is welded in described centre gangway in the way of being separated from each other on overall width direction.
Invention effect
According to the present invention, as described above, it is possible to provide collision when reduce with fixed position at part interference and will Technology on centre gangway for the wiring bracket configuration freely.
Brief description
Fig. 1 is the axonometric chart of the vehicle body substructure of the first embodiment of the present invention.
Fig. 2 is the axonometric chart of the vehicle body substructure of second embodiment of the present invention.
(A) of Fig. 3 is the top view of the vehicle body substructure from rear view of vehicle side observation second embodiment of the present invention, (B) of Fig. 3 is B-B sectional view.
Fig. 4 is the IV-IV sectional view of Fig. 3 (B).
(A) of Fig. 5 is to configure the explanatory diagram that parking brake lever etc. illustrates, Fig. 5 in centre gangway to conventional (B) be the lower section of centre gangway be configured with fuel tank body construction explanatory diagram.
Description of reference numerals
1st, 10 vehicle body substructure
2 base plates
3 a pair of bracket
4 across part
FT fuel tank
Specific embodiment
<First embodiment>
<Vehicle body substructure 1>
Fig. 1 is the axonometric chart of the vehicle body substructure 1 of the first embodiment of the present invention.In addition, in the following description, will Direction up and down in accompanying drawing is used for illustrating as the direction up and down of vehicle body substructure 1.In addition, the right side of vehicle and Left side represents vehicle right side and vehicle left side when observing vehicle from rear respectively.Vehicle body substructure 1 shown in Fig. 1 possesses: For example it is configured with the base plate 2 below the forward seat of fuel tank (lower part) FT in lower section;With a pair of bracket 3.
<Base plate 2>
Base plate 2 has the centre gangway 21 projecting upward in overall width direction central part.Centre gangway 21 is in overall width direction There is during upper section view the trapezoidal shape removing after going to the bottom, and have:Top surface 21a, it is corresponding with upper bottom;And side 21b, its with Lower limb corresponding (with reference to Fig. 4).Top surface 21a is smoothly connected by corner 21c with side 21b.In the lower section of base plate 2 and logical in central authorities The lower side in road 21 is configured with fuel tank FT (with reference to Fig. 4).In addition although the shape of fuel tank FT is not specially limited, but can And do not possess protuberance in the way of using possessing, in the upper surface of case, the protuberance being accommodated in centre gangway 21 and upper surface The mode of general planar.In addition, as the part (lower part) of the lower side configuration in centre gangway 21, being not limited to fire Hopper or exhaustor, power transmission shaft etc..
<A pair of bracket 3>
A pair of bracket 3 is configured at the upper side of centre gangway 21 and is configured at position corresponding with fuel tank FT.A pair of support Frame 3 possess each other on overall width direction configured separate and with symmetrical shape configuration the right side in vehicle right brackets 3a and be configured at vehicle left side left side bracket 3b.Hereinafter, for example taking left side bracket 3b as a example, bracket is carried out specifically Bright, right brackets 3a also have same structure.Left side bracket 3b possesses:Upper surface part (main part) 3b1;Side surface part 3b2, its Extend downwards from upper surface part 3b1;And front portion lower limb 3b3, sidepiece lower limb 3b4, rear leg 3b5, they prolong from side surface part 3b2 Stretch.
Upper surface part 3b1 is formed with for described later across installations such as part 4, the skeleton part F of central control board Multiple installing hole h1, h2, h3.Side surface part 3b2 possess end from the vehicle front of upper surface part 3b1 and rear view of vehicle side, with And three faces from the end extension with opposed bracket opposition side.Front portion is connected with side surface part 3b2 of vehicle front side Lower limb 3b3.Sidepiece lower limb 3b4 is connected with side surface part 3b2 of vehicle side side.In the present embodiment although being provided with two Sidepiece lower limb 3b4, but it is not limited to this, can be one or more than three.Side surface part 3b2 of rear view of vehicle side connects It is connected to rear leg 3b5.Bracket 3b is for example formed by punch process of metal plate etc., but be not limited to this or Casting piece.
Anterior lower limb 3b3, rear leg 3b5 respectively from sidepiece face 3b2 on vehicle fore-and-aft direction with the top with centre gangway 21 The mode that face 21a extends parallel to is extended.And, anterior lower limb 3b3, rear leg 3b5 are respectively in the top surface of centre gangway 21 The part to be welded of the regulation of 21a is soldered.Thus, it is welded in the top surface 21a of centre gangway 21 before and after left side bracket 3b, because This is prevented from toppling over before and after bracket.
In addition, sidepiece lower limb 3b4 by from sidepiece face 3b2 by the corner 21c of centre gangway 21 to by way of the 21b extension of side It is extended.And, sidepiece lower limb 3b4 at least being soldered in the regulation of the adjacent side 21b of the corner 21c with centre gangway 21 Position is soldered.Because left side bracket 3b is welded in the side 21b of centre gangway 21, therefore, it is possible to prevent bracket to the left and right Topple over, in left side bracket 3b, be especially prevented from toppling over to the left.Additionally, in the present embodiment, with left side bracket Length on the vehicle fore-and-aft direction of 3b is correspondingly provided with two sidepiece lower limb 3b4 on vehicle fore-and-aft direction, therefore, it is possible to enter One step prevents toppling over of bracket.
In addition, as described above, sidepiece lower limb 3b4 is soldered in the way of at least adjacent with the corner 21c of centre gangway 21.By A pair of bracket 3 can closely be configured with the corner 21c of centre gangway 21, can expand the top of centre gangway 21 by respectively The space of wiring portion P described later of face 21a, can be efficiently used for the assembling of wiring etc..In addition although can lift as welding Exemplify spot welding, but be not limited to this additionally it is possible to adopt laser welding, electric arc welding etc..
And, wire rod class W of such as shift linkage configures on the top surface 21a of centre gangway 21.A pair of bracket 3 with The mode clipping these wire rod classes W on overall width direction configures on the top surface 21a of centre gangway 21.To configure for wire rod class W Part be referred to as wiring portion P.Additionally, wiring portion P is not limited to the configuration of wire rod class W, it would however also be possible to employ shift linkage Linkage, the wire rod of parking brake, wire harness etc. be configured at the any-mode of the part on centre gangway 21.As Fig. 1 institute Show, due to there is not the part related to bracket between a pair of bracket 3, therefore, be welded in central authorities in a pair of bracket 3 and lead to Also can be close to wiring portion P after road 21.
As above, according to present embodiment, bracket is welded, due to not existing the such as spiral shell of centre gangway 21 insertion The part of bolt etc, the fixed position therefore, it is possible to prevent bracket is interfered with fuel tank FT in collision.Further, since The space between detached a pair of bracket 3 on overall width direction can be had easy access to from top, therefore, it is possible to the weldering in bracket Carry out the assembling connecting up etc. in this space after connecing.Therefore, it is possible to after the welding of bracket by the gearshift of shift linkage Wire rod classes W such as line, block selecting line configure on the upper surface of centre gangway 21.
<Second embodiment>
The vehicle body substructure 1 involved by second embodiment of the present invention is shown in Fig. 2, Fig. 3, Fig. 4.This embodiment party Formula by described later across part 4 be configured at a pair of bracket 3 configuration aspects different from above-mentioned first embodiment.Additionally, it is right The labelling referring to the drawings of labelling identical referring to the drawings in other identical structures, mark and above-mentioned first embodiment.
Figure 2 illustrates following state:Above wiring portion P configuration across part 4 to cross between a pair of bracket 3 Mode be configured at left and right lateral bracket 3a, 3b upper surface part 3a1,3b1 formed installing hole vehicle front side installation Hole h1.By setting by a pair of bracket 3 connect across part 4, it is possible to increase the rigidity of a pair of bracket 3.
As shown in (A) of Fig. 3, possesses mounting portion across part 4, this mounting portion passes through bolt at the both ends of long side direction B and be fixed on left and right lateral bracket 3a, 3b, be placed with side impact detecting sensor S described later in the middle body of this mounting portion. In addition, as Fig. 3 (B) shown in, be configured at wiring portion P wire rod class W can with upper surface part 3a1 of left and right lateral bracket 3a, 3b, 3b1 compares and is configured at lower section.Thus, reduce across the situation that part 4 is interfered with wire rod class W.Additionally, across part 4 As formed by punch process of metal plate etc., but it is not limited to this or casting piece.
In addition, the side collision detection sensing that acceleration when colliding etc. is detected is being provided with part 4 Device S.Although this sensor is arranged at lower longeron etc. under normal circumstances, it is disposed on being capable of centering on part 4 Effectively applying flexibly of space on the passage 21 of centre, can be by sensor configuration near vehicle body central authorities.
In addition, as shown in (A) of Fig. 3 and (B) of Fig. 3, it is possible to use a pair of bracket 3 is to central control board (not shown) Skeleton part F is supported.Now, skeleton part F is equivalent to across part.Skeleton part F is that central authorities (not shown) are controlled The part that platform is supported, can be supported on a pair of bracket 3 together with across part 4.Thereby, it is possible to form the wiring of wire rod etc. The space of portion P, and it is capable of the supporting of the skeleton part F to central control board such that it is able to realize the firm of a pair of bracket 3 Effectively the applying flexibly of the raising of property and the car interior space.
In addition, also identical with first embodiment in the present embodiment, a pair of bracket 3 is by welding and centre gangway 21 connections, the fixed position therefore, it is possible to prevent bracket is interfered with fuel tank FT in collision.(B) of such as Fig. 3 and figure Shown in 4, in the case that the fuel tank FT shown in double dot dash line is configured at the downside of centre gangway 21, by double in (B) of Fig. 3 Sidepiece lower limb 3b4 shown in chain-dotted line vehicle side depending under be in the position overlapping with fuel tank FT.In this case, due to logical Cross welding and carry out the connection of sidepiece lower limb 3b4 and centre gangway 21, therefore, though in the collision of side collision etc. it is also possible to The fixed position preventing bracket is interfered with fuel tank FT in collision.
Additionally, in the above-described embodiment, the exemplified wire rod class being accommodated with shift linkage in wiring portion P The mode of W, but it is not limited to this.For example, it is possible to receive the wire rod of parking brake, the pipeline of air-conditioning, line in wiring portion P Bundle etc..In addition, though the mode that exemplified a pair of bracket 3 is supported to the skeleton part of central control board, but not It is defined in this it is also possible to support in itself to central control board.In addition, though side impact detecting sensor is configured at horizontal stroke Across part 4, but it is not limited to this.For example side impact detecting sensor can be replaced and parking brake etc. is set.
<The summary of embodiment>
1. the vehicle body substructure according to above-mentioned embodiment (such as 1), it possesses:Base plate (such as 2), it has in car The centre gangway (such as 21) that cross direction central part projects upward;Lower part (such as FT), its be at least configured at described in The lower side of centre passage;And a pair of bracket (such as 3), this pair of bracket described centre gangway upper side, be configured at The corresponding position of described lower part, described vehicle body substructure is characterised by, the pair of bracket is with overall width direction The mode being separated from each other is welded in described centre gangway.
According to this structure, bracket is welded, due to not existing the portion of such as bolt etc of centre gangway insertion Part, therefore, it is possible to the interference of lower part when preventing from colliding and below base plate.Further, since can be easily with car Space between detached a pair of bracket on cross direction, therefore, it is possible to carry out the assembling connecting up etc. after the welding of bracket.
2. the vehicle body substructure according to above-mentioned embodiment (such as 1) is it is characterised in that the pair of bracket is (for example 3) it is soldered in the way of at least adjacent with the corner of described centre gangway (such as 21) (such as 21c).
According to this structure, a pair of bracket closely can be configured with corner respectively such that it is able to efficiently wiring etc. Assembling in using centre gangway top surface.
3. the vehicle body substructure according to above-mentioned embodiment (such as 1) is it is characterised in that the pair of bracket is (for example 3) configure separated from each other in the state of the wiring portion (such as P) on clipping described centre gangway (such as 21).
According to this structure, the wire rod classes such as the gearshift line of shift linkage, block selecting line can be configured at centre gangway Upper surface.
4. the vehicle body substructure according to above-mentioned embodiment (such as 1) is it is characterised in that be also equipped with across part (example As 4), should be configured in the way of crossing between the pair of bracket (such as 3) across part and be configured at described wiring portion (example As P) top.
According to this structure, by setting above the wiring portion of wire rod etc. be across a pair of bracket across part, energy Enough improve the rigidity of bracket, and can effectively apply flexibly the space of the top of wiring portion, it is possible to increase design freedom.
5. the vehicle body substructure according to above-mentioned embodiment (such as 1) it is characterised in that described across part (for example 4) possesses side impact detecting sensor (such as S).
According to this structure, by side impact detecting sensor is set to cross over a pair of bracket, need not lower longeron, in The setting sensor such as centre passage, is capable of effectively applying flexibly to the car interior space.
6. the vehicle body substructure according to above-mentioned embodiment (such as 1) is it is characterised in that the pair of bracket is (for example 3) skeleton part of central control board is supported.
According to this structure, the space of the wiring portion of wire rod etc. can be formed additionally it is possible to realize the skeleton to central control board The supporting of part is such that it is able to realize the raising of rigidity and effectively applying flexibly of the car interior space.
7. the vehicle body substructure according to above-mentioned embodiment (such as 1) it is characterised in that described bracket (such as 3a, 3b) weld with the top surface (such as 21a) of described centre gangway (such as 21) on vehicle fore-and-aft direction.
According to this structure, because bracket is welded in the top surface of centre gangway in front and back, before and after preventing bracket Topple over.
8. the vehicle body substructure according to above-mentioned embodiment (such as 1) it is characterised in that described bracket (such as 3a, 3b) at least it is welded in the side adjacent with the corner (such as 21c) of described centre gangway (such as 21).
According to this structure, because bracket is welded in the side of centre gangway, therefore, it is possible to prevent bracket toppling over to the left and right.
9. the vehicle body substructure according to above-mentioned embodiment (such as 1) it is characterised in that described bracket (such as 3a, 3b) possess:Main part (such as 3a1,3b1);Anterior lower limb (such as 3a3,3b3), it extends to vehicle front from aforementioned body portion; Rear leg (such as 3a5,3b5), it extends to rear view of vehicle from described main part;And sidepiece lower limb (such as 3a4,3b4), its from Described main part extends downwards in the opposition side with opposed bracket.
According to this structure, it is possible to increase the rigidity of bracket, there is not installation portion in the vicinity due to the wiring portion in wire rod etc. Point, therefore easily wire rod etc. is configured.
10. the vehicle body substructure according to above-mentioned embodiment (such as 1) it is characterised in that described front portion lower limb (for example 3a3,3b3) and described rear leg (such as 3a5,3b5) be welded in the top surface (such as 21a) of described centre gangway (such as 21), institute State side (such as 21b) welding of sidepiece lower limb and described centre gangway.
According to this structure, because bracket is welded in the top surface of centre gangway in front and back, before and after preventing bracket Topple over, and due to being welded in the side of centre gangway, therefore, it is possible to prevent bracket toppling over to the left and right.
11. according to the vehicle body substructure (such as 1) of above-mentioned embodiment it is characterised in that described lower part is combustion Hopper.
According to this structure, by being configured at below centre gangway fuel tank, effectively interior space can be applied flexibly, and energy Enough prevent from interfering such that it is able to improve security performance with fuel tank during collision.

Claims (11)

1. a kind of vehicle body substructure, it possesses:
Base plate, it has the centre gangway projecting upward in overall width direction central part;
Lower part, it is at least configured at the lower side of described centre gangway;And
A pair of bracket, the pair of bracket described centre gangway upper side, be configured at position corresponding with described lower part Put,
Described vehicle body substructure is characterised by,
The pair of bracket is welded in described centre gangway in the way of being separated from each other on overall width direction.
2. vehicle body substructure according to claim 1 it is characterised in that
The pair of bracket is soldered in the way of at least adjacent with the corner of described centre gangway.
3. vehicle body substructure according to claim 1 it is characterised in that
The pair of bracket configures in the state of the wiring portion on clipping described centre gangway separated from each other.
4. vehicle body substructure according to claim 3 it is characterised in that
It is also equipped with across part, should be configured in the way of crossing between the pair of bracket across part and be configured at described cloth The top in line portion.
5. vehicle body substructure according to claim 4 it is characterised in that
Described possess side impact detecting sensor across part.
6. vehicle body substructure according to claim 4 it is characterised in that
The pair of bracket supports to the skeleton part of central control board.
7. vehicle body substructure according to claim 1 it is characterised in that
Described bracket is welded with the top surface of described centre gangway on vehicle fore-and-aft direction.
8. vehicle body substructure according to claim 1 it is characterised in that
Described bracket is at least welded in the side adjacent with the corner of described centre gangway.
9. vehicle body substructure according to claim 1 it is characterised in that
Described bracket possesses:
Main part;
Anterior lower limb, it extends to vehicle front from aforementioned body portion;
Rear leg, it extends to rear view of vehicle from described main part;And
Sidepiece lower limb, it extends downwards from described main part in the opposition side with opposed bracket.
10. vehicle body substructure according to claim 9 it is characterised in that
Described front portion lower limb and described rear leg are welded in the top surface of described centre gangway,
Described sidepiece lower limb is welded with the side of described centre gangway.
11. vehicle body substructures according to claim 1 it is characterised in that
Described lower part is fuel tank.
CN201610619552.XA 2015-07-30 2016-07-29 Vehicle body bottom structure Active CN106394699B (en)

Applications Claiming Priority (2)

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JP2015-151126 2015-07-30
JP2015151126A JP6510355B2 (en) 2015-07-30 2015-07-30 Body bottom structure

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CN106394699B CN106394699B (en) 2019-12-10

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CN106394699B (en) 2019-12-10
JP6510355B2 (en) 2019-05-08

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