CN109415095A - The bottom surface cage structure of driver's cabin - Google Patents
The bottom surface cage structure of driver's cabin Download PDFInfo
- Publication number
- CN109415095A CN109415095A CN201780038016.3A CN201780038016A CN109415095A CN 109415095 A CN109415095 A CN 109415095A CN 201780038016 A CN201780038016 A CN 201780038016A CN 109415095 A CN109415095 A CN 109415095A
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- Prior art keywords
- frame
- driver
- mentioned
- cabin
- floor
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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
- B62D25/20—Floors or bottom sub-units
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62D—MOTOR VEHICLES; TRAILERS
- B62D33/00—Superstructures for load-carrying vehicles
- B62D33/06—Drivers' cabs
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Body Structure For Vehicles (AREA)
Abstract
Driver's cabin mounting rail (11) has left and right bracket fixed area (36) afterwards, and linearly extends in the rear end lower of driver's cabin (2) along vehicle width direction.Upper area (20b), bed support floor section (21) and the 3rd panel member (18) in the ramped floor portion (20) of the 1st panel member (16) of floor panel (12) are protruding portion (25), the protruding portion (25) protrudes upwards from the upper surface of the nose lip (30) of the 2nd panel member (17), and the left and right ground across the 2nd panel member (17) linearly extends along vehicle width direction.The frame rear portion (35) of floor bottom frame (15) linearly extends between the nose lip (30) of the 2nd panel member (17) and the bracket fixed area (36) of rear driver's cabin mounting rail (11).Driver's cabin mounting rail (11), the protruding portion (25) of floor panel (12) and left and right frame rear portion (35) are fixed to each other in such a way that the lower section of resting space (14) is intersected by " well " font afterwards.
Description
Technical field
This disclosure relates to the bottom surface cage structure of the driver's cabin of vehicle.
Background technique
In patent document 1, the driving cab structure of cab over truck is described.Driver's cabin has the floor for constituting compartment
Floor panel and the various panels such as the back plate at rear portion that marks off compartment.In addition, being configured in the lower section of floor panel
The multiple floor frames extended along the substantially front-rear direction of driver's cabin, these floor frames are fixed on the downside of floor panel
On.In turn, on the rear end of floor frame, it is provided with the rear cross member of the width direction extension along driver's cabin.Afterwards laterally
Component is fixed on the downside of floor panel by spot welding, and through not shown intermediate member and by carrier frame branch
Support.The rear portion of floor panel is prominent to locating against the top than each Seat support face, and each Seat support face is via rearward and gradually increasing
The floor panel rake of big height and be connected on rear portion outstanding.
Existing technical literature
Patent document
Patent document 1: Japanese Unexamined Patent Publication 10-297537 bulletin
Summary of the invention
Subject to be solved by the invention
In addition, sometimes in the driver's cabin of lorry, the driver's cabin of lorry such as over long distances is such, seat (just
Seat seat) rear biggish space can be set, and can be in the space carrying bed etc..In this way, in order at the rear for taking one's seat seat
Biggish space is set, there will be risk as follows: because to ensure to exist than the floor panel of seat rearward of taking one's seat
It is longer on front-rear direction, so correspondingly, being just difficult to ensure the rigidity of floor panel.
Therefore, the one kind that is designed to provide of the disclosure can biggish space is arranged at the rear for seat of taking one's seat
Ensure the bottom surface cage structure of the driver's cabin of the rigidity of floor panel.
Means for solving the problems
To solve the above-mentioned problems, the disclosure is that a kind of rear of seat of taking one's seat in compartment has scheduled space
The bottom surface cage structure of driver's cabin, including 1 pair of mounting rail, floor panel and left and right bottom frame.Mounting rail have by vehicle body frame from
1 pair of the left and right supported portion of supported underneath, and linearly extend in the rear end lower of driver's cabin along vehicle width direction.Floor panel
With rear floor and protruding portion, and mark off the lower section in compartment, the rear floor above-mentioned scheduled space lower section from peace
Dress rail continuously extends forwards, which protrudes upwards from the nose lip of rear floor and the left and right across rear floor
Ground linearly extends along vehicle width direction, and forms closed section between the nose lip of rear floor.Left and right bottom frame point
It Ju You not linearly extend between the left and right supported portion of mounting rail and the nose lip of rear floor and support from below
The frame rear portion of rear floor, and extend forward and backward in the lower surface of two lateral edge floor panel of the vehicle width direction of driver's cabin,
And it is fixed on floor panel.
In the above-described configuration, mounting rail linearly extends in the rear end lower of driver's cabin along vehicle width direction, with floor
The protruding portion that closed section is formed between rear portion across the left and right of rear floor linearly extends along vehicle width direction.In addition, left
The frame rear portion of right bottom frame linearly extends between the left and right supported portion of mounting rail and the nose lip of rear floor.Such as
This because as rear floor stiffener and the protruding portion and left and right bottom frame of the mounting rail, floor panel that function
Each of frame rear portion all by extend in the lower straight shape in the above-mentioned scheduled space at the rear for seat of taking one's seat
And " well " font the state intersected be fixed to each other via rear floor, so can ensure the rigidity of rear floor, even if
Take one's seat seat rear above-mentioned scheduled space it is larger, can also ensure that the rigidity of floor panel.
In addition, above-mentioned left and right bottom frame can also be respectively provided with the frame continuously extended forwards from the front end of frame rear portion
Front, the flexural rigidity of frame rear portion can also be greater than the flexural rigidity of frame front.
It in the above-described configuration, being capable of benefit because the flexural rigidity of frame rear portion is greater than the flexural rigidity of frame front
The rigidity of rear floor is improved with frame rear portion, even if the above-mentioned scheduled space at the rear for seat of taking one's seat is larger, also can
Ensure the rigidity of floor panel.
In addition, the length of the short transverse of frame rear portion can also be longer than the length of the short transverse of frame front.Frame
The length of the vehicle width direction of the lateral piece at frame rear portion can also be longer than the length of the vehicle width direction of the lateral piece of frame front.Frame
The sectional area at frame rear portion can also be greater than the sectional area of frame front.
In addition it is also possible to be, pair of right and left bottom frame has pair of right and left frame rear portion, and pair of right and left frame rear portion is along front and back
Direction extends, mounting rail extending along the width of the car and protruding portion extending along the width of the car scheduled space lower section by with
Left and right frame rear portion is fixed to each other across.
With above-mentioned composition, the rigidity of floor panel also can be improved.
Invention effect
According to the disclosure, even if biggish space is arranged at the rear for seat of taking one's seat, the rigid of floor panel can also ensure that
Property.
Detailed description of the invention
Fig. 1 is the stereoscopic figure for applying the front of the vehicle of bottom surface cage structure of the driver's cabin of the disclosure.
Fig. 2 is the schematic sectional view of the driver's cabin of Fig. 1.
Fig. 3 is the schematic sectional view at the rear portion of driver's cabin.
Fig. 4 is the outline bottom view of the driver's cabin of the vehicle of Fig. 1.
Specific embodiment
Hereinafter, being based on attached drawing, illustrate an embodiment of the disclosure.In addition, in the various figures, before FR indicates vehicle
Side, UP indicate top, and IN is indicated on the inside of vehicle width direction.In addition, in the following description, left and right directions means towards before vehicle
Left and right directions in the state of side.
As shown in Figures 1 and 2, the bottom surface sections construction of the driver's cabin of the disclosure is for example applied to driver's cabin 2 and is substantially matched
Set the cab over truck (vehicle) 1 in the top of engine (illustration omitted).The driver's cabin 2 of lorry 1 is by driver's cabin front face 3, a left side
Right driver's cabin side surface part 4, driver's cabin rear face 5, driver's cabin upper surface portion 6 and driver's cabin bottom surface sections (bottom surface sections) 10 are formed as
Box-like, and compartment 7 is marked off inside it.The front lower portion of driver's cabin 2 is via preceding cab mount bracket 39 and by can be free
It is rotationally supported on the front end of vehicle body frame 37 of lorry 1.The rear end lower of driver's cabin 2 is via being fixed on vehicle body frame
Rear cab mount bracket 38 on 37 and supported from below by vehicle body frame 37.In addition, illustrating and door being omitted in Fig. 2
And the driver's cabin 2 in the state of the various devices (steering wheel etc.) in the front in compartment 7, aftermentioned seat 13 etc. of taking one's seat.
As shown in figure 3, being configured in the left and right sides for the seat 13 of taking one's seat of seating passengers in the compartment of driver's cabin 27
(operator's seat side and co-pilot seat side).In the region of seat 13 rearward of taking one's seat than driver's cabin 2, being provided with can be for multiplying
The resting space (scheduled space) 14 of visitor's rest, in resting space 14, is provided with the bed for being formed substantially rectangular plate
33。
As shown in Figure 2 to 4, driver's cabin bottom surface sections 10 include rear driver's cabin mounting rail (mounting rail) 11, in driver's cabin
The rear end edge of bottom surface sections 10 is extended along the width of the car；Floor panel 12 extends forwards from rear driver's cabin mounting rail 11；With
And 1 board bottom frame (bottom frame) 15 over the ground of left and right, it is fixed on the lower surface 12a of floor panel 12.Driver's cabin bottom surface sections 10 are drawn
Separate the lower section in compartment 7.
Driver's cabin mounting rail 11 is by making metal panel member be bent to be formed in a manner of outstanding upwards afterwards,
And linearly extend in the rear end lower of driver's cabin 2 along vehicle width direction, it is ensured that the rear end edge of driver's cabin bottom surface sections 10 it is rigid
Property.The upper plate portion that driver's cabin mounting rail 11 is bent by front panel portion 11a, from the upper edge of front panel portion 11a and rearward extends afterwards
The 11b and back plate portion 11c for being bent and extending downward from the end edge of upper plate portion 11b is constituted, and is formed to open downwards
Open cross-sections shape and be extended along the width of the car, space 8 is marked off on the inside of it.On back plate portion 11c, after being fixed with driver's cabin
The lower end edge portion of face 5.In the space 8 of the lower section of rear driver's cabin mounting rail 11, it is configured with driver's cabin mounting bracket behind 1 pair of left and right
Frame 9, driver's cabin mounting bracket 9 is fixed on the front panel portion 11a and upper plate portion 11b of rear driver's cabin mounting rail 11 after controlling.
In rear driver's cabin mounting rail 11,1 pair of the left and right bracket fixed area for being fixed with driver's cabin mounting bracket 9 after controlling (is supported
Portion) it 36 is supported from below via driver's cabin mounting bracket 9 behind left and right and rear cab mount bracket 38 by vehicle body frame 37.It is left
Right bracket fixed area 36 is the region in the predetermined range of the vehicle width direction of rear driver's cabin mounting rail 11, and for from car body
The support force of 37 side of frame stronger region compared with other regions.On the upper surface of upper plate portion 11b, after being placed with bed 33
The rear end edge 33b of end edge portion 33b, upper plate portion 11b supporting bed 33 from below.In addition, in Fig. 3, although for easy understanding,
It is slightly disengaged the upper plate portion 11b of rear driver's cabin mounting rail 11 and the rear end edge 33b of bed 33, but in fact, after bed 33
End edge portion 33b is positioned on the upper plate portion 11b of rear driver's cabin mounting rail 11, bed 33 and rear driver's cabin mounting rail 11 be to
It connects.
Floor panel 12 is by by the 2nd face of the rear side of the 1st panel member 16 of the front side of driver's cabin 2, driver's cabin
Board member (rear floor) 17 and this 3 panel member 16,17,18 of the 3rd panel member 18 are engaged and are configured.Floor
The floor in the formation of plate 12 compartment 7.
1st panel member 16 of floor panel 12 be provided integrally with floor section 19 in front of driver's cabin, ramped floor portion 20, with
And bed supports floor section 21.1st panel member 16 from the front lower portion of driver's cabin 2 extend to than take one's seat seat 13 rearward from.
The front-end edge of 1st panel member 16 is the front-end edge of floor panel 12.
Floor section 19 includes the centre gangway (center of vehicle width direction central portion in front of the driver's cabin of 1st panel member 16
Tunnel) 22, extended along the longitudinal direction with state outstanding upwards；And the front of the left and right sides of centre gangway 22
Plate portion 23.Floor section 19 rearward extends from the front lower portion of driver's cabin 2 in front of driver's cabin.In front of driver's cabin floor section 19 with
The orthogonal cross sectional shape of front-rear direction is shaped generally as cap (hat) shape by centre gangway 22 and left and right front floor section 23.In
In the space 40 for entreating the lower section in channel 22, configured with radiator (illustration omitted), engine (illustration omitted) and it is associated with
Subsidiary engine class (illustration omitted).Left and right front floor section 23 rear portion have be fixed with take one's seat seat 13 and from below support take one's seat
The supporting zone 23a of seat 13, and be configured in the left and right sides of centre gangway 22 and from the front lower portion of driver's cabin 2 backward
Fang Yanshen.Seat 13 of taking one's seat has to be extended and the seat 13 that enables to take one's seat is along front and back along the longitudinal direction in the lower end for seat 13 of taking one's seat
The mobile left and right sliding rail (illustration omitted) of direction sliding, and floor section 19 in front of driver's cabin is fixed on via left and right sliding rail
On the supporting zone 23a of left and right front floor section 23.Consolidate alternatively, it is also possible to the seat 13 that will directly take one's seat not via above-mentioned sliding rail
It is scheduled in front of driver's cabin in floor section 19.
The ramped floor portion 20 of 1st panel member 16 includes left and right lower area 20a and (in Fig. 2 and Fig. 3, illustrates only
Lower area 20a on the right side of vehicle width direction), it is bent from the end edge of left and right front floor section 23 and extends rearwardly and upwardly；With
And upper area 20b, the end edge of upper edge and centre gangway 22 from lower area 20a continuously extend rearwardly and upwardly.
Ramped floor portion 20 is configured near the rear for seat 13 of taking one's seat.The upper area 20b in ramped floor portion 20 is across driver's cabin 2
Left and right it is extended along the width of the car.The upper end edge portion of the upper area 20b in ramped floor portion 20 is configured in pacifies with rear driver's cabin
Fill the roughly the same height and position of the upper end edge portion of the front panel portion 11a of rail 11.
The bed of 1st panel member 16 supports upper edge bending of the floor section 21 from the upper area 20b in ramped floor portion 20
And rearward substantially horizontally extend, it is configured in the height position roughly the same with the upper plate portion 11b of rear driver's cabin mounting rail 11
It sets.On the upper surface of bed support floor section 21, it is placed with the nose lip 33a of bed 33, bed support floor section 21 is propped up from below
The nose lip 33a of straightener 33.In addition, in Fig. 3, although for easy understanding, before making bed support floor section 21 and bed 33
End edge portion 33a is slightly disengaged, but in fact, the nose lip 33a of bed 33 be positioned in bed support floor section 21 on, bed
33 abut with bed support floor section 21.
2nd panel member 17 of floor panel 12 is configured in be located rearward than seat 13 of taking one's seat, and is formed in vehicle width
Longer substantially rectangular shape on direction, and the left and right across driver's cabin 2 extend.The front-end edge of 2nd panel member 17 is fixed on
In the rear surface 24 in the ramped floor portion 20 of the 1st panel member 16, the end edge of the 2nd panel member 17 and rear driver's cabin mounting rail
The lower ora terminalis of 11 front panel portion 11a is continuous.2nd panel member 17 is configured in the left and right front than the 1st panel member 16
Floor section 23 is located against the top, and marks off the lower section of the resting space 14 at the rear for seat 13 of taking one's seat.That is, the 2nd panel member 17
Near the rear for extending continuously to the seat 13 of taking one's seat in front from rear driver's cabin mounting rail 11 in the lower section of resting space 14.
3rd panel member 18 of floor panel 12 is formed longer substantially rectangular shape in the vehicle width direction, and along lead
The bed that direction extends and links the 1st panel member 16 that hangs down supports the rear end edge of floor section 21 and the upper table of the 2nd panel member 17
Between face.The upper end edge portion of 3rd panel member 18 is fixed on the rear end edge of the bed support floor section 21 of the 1st panel member 16
On.The lower end edge portion of 3rd panel member 18 be fixed in the upper surface of the 2nd panel member 17 from the 1st panel member 16
The position that the rear surface 24 in ramped floor portion 20 rearward separates.
The upper area 20b in the ramped floor portion 20 of the 1st panel member 16, the bed of the 1st panel member 16 support floor section
21 and the 3rd panel member 18 is protruding portion 25, and the protruding portion 25 is from the upper surface of the nose lip 30 of the 2nd panel member 17
Protrude, linearly extend along vehicle width direction to the left and right across the 2nd panel member 17 upwards, and with the 2nd panel member 17
Nose lip 30 between form closed section.Protruding portion 25 is in floor panel 12, forwards from rear driver's cabin mounting rail 11
It is separate, and be configured near the rear for seat 13 of taking one's seat, the nose lip 33a of supporting bed 33 from below.
It the 3rd panel member 18 of ratio in 3rd panel member 18, the 2nd panel member 17 region rearward and rear drives
The front panel portion 11a of room mounting rail 11 divides the concave space 26 to be formed and be open upwards.Bed 33 is being positioned in the 1st panel member 16
Bed support floor section 21 and rear driver's cabin mounting rail 11 upper plate portion 11b in the state of, the top of concave space 26 is by bed 33
Closing.In addition, in the state of being moved upward at least one of the nose lip 33a of bed 33 or rear end edge 33b, it is recessed
The top in space 26 is opened.
Left and right floor bottom frame 15 is formed the section opened upwards substantially cap (hat) shape, is configured in floor panel
The left and right sides of 12 lower section simultaneously extends along the longitudinal direction, supports floor panel 12 from below.Left and right floor bottom frame 15 includes frame
Frame front 34 extends from the front end of floor panel 12 to the rear for seat 13 of taking one's seat；And frame rear portion 35, from frame
The rear end of front 34 continuously substantially horizontally extends to the rear end of floor panel 12.Left and right floor bottom frame 15 by with ground
The lower surface of plate face plate 12 weld etc. to the abutment portion and be fixed on floor panel 12 in the state of abutting.
The frame front 34 of left and right floor bottom frame 15 is from the front end of floor panel 12 before the left and right of the 1st panel member 16
After the lower surface of the left and right lower area 20a in square floor section 23 and ramped floor portion 20 rearward extends to lower area 20a
End (upper end), and the 1st panel member 16 is supported from below.That is, the rear end of frame front 34 is along the 1st panel member 16
The lower surface of the left and right lower area 20a in ramped floor portion 20 tilts.It is installed via preceding driver's cabin the front end of frame front 34
Bracket 39 and be rotatably supported on vehicle body frame 37.The rear end 29 of frame front 34, which is configured in, compares vehicle width direction
The rear driver's cabin mounting bracket 9 of the same side leans on vehicle width direction outside.That is, the distance of two rear ends of left and right frame front 34 is than left
Distance behind the right side between driver's cabin mounting bracket 9.Frame front 34 is respectively provided with the 1 pair of vertical piece 27 in left and right and lateral piece 28, and
It is fixed on the lower surface and obliquely of end edge portion in the vehicle width direction of the left and right front floor section 23 of the 1st panel member 16
In the vehicle width direction of the left and right lower area 20a in plate portion 20 on the lower surface of end edge portion.Frame front 34 with the 1st panel member
Closed section is formed between 16.Left and right vertical piece 27 is configured in a manner of separating in the vehicle width direction each other, is fixed on the 1st
On the lower surface of panel member 16 and extend downward.Lateral piece 28 links two lower ora terminalis of left and right vertical piece 27.With floor
The length L1 of the frame front 34 in the orthogonal direction of plate 12 (hereinafter referred to as short transverse) is by throughout the front and back of frame front 34
It is set as scheduled length.The length L2 of the vehicle width direction of lateral piece 28 is set as throughout the front and back of frame front 34 and quilt
It is fixed on the roughly the same length of the spacing distance of two upper end edge portions of the left and right vertical piece 27 on the 1st panel member 16.Frame
Cross sectional shape between front 34 and the 1st panel member 16 is substantially rectangular shape (rectangle).
The frame rear portion 35 of left and right floor bottom frame 15 is respectively provided with the 1 pair of vertical piece 31 in left and right and lateral piece 32.Left and right frame
Rear portion 35 is formed by the wall thickness plate body roughly the same with frame front 34, and is fixed on the lower surface of the 2nd panel member 17,
The 2nd panel member 17 is supported from below.Left and right frame rear portion 35 from the rear end of frame front 34 29, continuously pacify backward by driver's cabin
The lower section for filling the left and right bracket fixed area 36 of rail 11 extends to direction close to each other, so that mutual interval is with trend
Rear and gradually shorten.The front end 35a of frame rear portion 35 is by being fixed under the nose lip 30 of the 2nd panel member 17
On surface, to be fixed on protruding portion 25 via the nose lip 30 of the 2nd panel member 17.The rear end of frame rear portion 35
Portion 35b is by being fixed in rear driver's cabin mounting bracket 9, to drive after being fixed on via rear driver's cabin mounting bracket 9
It sails in the left and right bracket fixed area 36 of room mounting rail 11.Frame rear portion 35 the 2nd panel member 17 nose lip 30 with after
Linearly extend between the left and right bracket fixed area 36 of driver's cabin mounting rail 11.Frame rear portion 35 with the 2nd panel member
Between 17, the closed section bigger than the closed section that frame front 34 is formed between the 1st panel member 16 is formed.That is,
Frame rear portion 35 expands its shape along vehicle width direction and up and down direction from the rear end of frame front 34 29 and rearward extends.It is left
Right vertical piece 31 is fixed on the following table of the 2nd panel member 17 in the state of discretely being configured in the vehicle width direction each other
On face, and continuously rearward extend from the rear end of the left and right vertical piece 29 of frame front 34.It is fixed on the 2nd panel member 17
On the spacing distance L5 ratio of two upper end edge portions of left and right vertical piece 31 be fixed on the frame front 34 on the 1st panel member 16
Left and right vertical piece 29 two upper end edge portions spacing distance it is long.Left and right vertical piece 31 from the following table of the 2nd panel member 17 towards
The direction close to each other of lower section extends.Lateral piece 32 continuously rearward prolongs from the rear end of the lateral piece 28 of frame front 34
It stretches, and links two lower ora terminalis of left and right vertical piece 31.Cross sectional shape between frame rear portion 35 and the 2nd panel member 17 is upper bottom
Length (L5) than the longer trapezoidal shape of length (L4) gone to the bottom.Frame rear portion 35 is formed its section second moment greater than frame
The shape of front 34, thus flexural rigidity (along the long side direction curved when effect has a load of up and down direction of frame rear portion 35
Qu Gang property: hereinafter referred to as flexural rigidity) it is set bigger than the flexural rigidity of frame front 34.In the present embodiment, will
The length L3 of the short transverse of frame rear portion 35 is set to the height side than frame front 34 throughout the front and back of frame rear portion 35
To length L1 it is longer, by the length L4 of the vehicle width direction of the lateral piece 32 of frame rear portion 35 throughout the front and back of frame rear portion 35
It is set to longer than the length L2 of the vehicle width direction of the lateral piece 28 of frame front 34, the sectional area of frame rear portion 35 is set to
Sectional area than frame front 34 is bigger.In addition, size (the height side of the shape relative to frame front 34 of frame rear portion 35
To length, the length of vehicle width direction etc.) be not limited to above content, for example, it can be by the cross of frame rear portion 35
The length L4 of the vehicle width direction in plate portion 32 is set as the length L2 substantially phase with the vehicle width direction of the lateral piece 28 of frame front 34
Same length, and the length L3 of the short transverse of frame rear portion 35 is only set to the length of the short transverse than frame front 34
L1 is longer.
As shown in Figures 2 and 4, the protruding portion 25 of rear driver's cabin mounting rail 11 and floor panel 12 is separated from each other on front and back
And linearly extend along vehicle width direction substantially in parallel.The frame rear portion 35 of left and right floor bottom frame 15 is in the 2nd panel member 17
Nose lip 30 and rear driver's cabin mounting rail 11 left and right bracket fixed area 36 between linearly extend.Driver's cabin is pacified afterwards
Rail 11, the protruding portion 25 of floor panel 12 and the frame rear portion 35 of left and right floor bottom frame 15 are filled, in 14 (reference of resting space
Lower section Fig. 2) is fixed to each other in a manner of being intersected by " well " font so that look up look to be formed it is trapezoidal.In addition, in the disclosure
In, intersect to so-called " well " font, refers to and be not limited the case where in diamond shaped intersecting or mutual at right angles to curb shape
The case where ground intersects, but used with including meaning the case where intersection to trapezoidal shape as described above.
In the driver's cabin bottom surface sections 10 for the driver's cabin 2 being configured as described above because rear driver's cabin mounting rail 11 and
The protruding portion 25 of floor panel 12 is extending along the width of the car, so rear driver's cabin mounting rail 11 and floor panel can be utilized
12 protruding portion 25 ensures the rigidity relative to the load from vehicle width direction of the 2nd panel member 17.In addition, being driven after because
The protruding portion 25 for sailing room mounting rail 11 and floor panel 12 linearly extends, so with rear driver's cabin mounting rail 11 and ground
The protruding portion 25 of plate face plate 12 has the case where bending section different, is able to suppress the stress when load input from vehicle width direction
It is concentrated to predetermined position (for example, above-mentioned bending section).
In addition, because the frame rear portion 35 of left and right floor bottom frame 15 is driven with after in the nose lip 30 of the 2nd panel member 17
It sails and extends along the longitudinal direction between the left and right bracket fixed area 36 of room mounting rail 11, so left and right floor bottom frame 15 can be utilized
Frame rear portion 35 come ensure the 2nd panel member 17 relative to the rigidity from load in the front-back direction.In addition, because left and right
The frame rear portion 35 of floor bottom frame 15 linearly extends, so having with the frame rear portion 35 of left and right floor bottom frame 15 curved
The case where pars convoluta, is different, and stress when being able to suppress from the input of load in the front-back direction is to predetermined position (for example, above-mentioned bending
Portion) it concentrates.
In addition, because the frame of rear driver's cabin mounting rail 11, the protruding portion 25 of floor panel 12 and left and right floor bottom frame 15
What each of frame rear portion 35 was all intersected in the lower section of the resting space 14 at the rear for seat 13 of taking one's seat with " well " font
Mode is fixed to each other, after driver's cabin mounting rail 11, the protruding portion 25 of floor panel 12 and left and right floor bottom frame 15 frame
Frame rear portion 35 can mutually be reinforced, and respective rigidity can all improve.Therefore, the rigidity of the 2nd panel member 17 can be substantially ensured,
Even if the resting space 14 at the rear for seat 13 of taking one's seat is larger in the longitudinal direction, the rigid of floor panel 12 can be also substantially ensured
Property.
In addition, the flexural rigidity of frame rear portion 35 is bigger than the flexural rigidity of frame front 34.In this way, because frame is compared in setting
The frame rear portion 35 of the big flexural rigidity in front 34, so for example and provided with the frame with frame front 34 same flexure rigidity
The case where rear portion 35, is compared, and can be improved the rigidity of the 2nd panel member 17, even if the resting space 14 at the rear for seat 13 of taking one's seat
It is larger in front-rear direction, it can also fully ensure the rigidity of floor panel 12.
In addition, though in the present embodiment, by by the 1st panel member 16, the 2nd panel member 17 and the 3rd panel
This 3 panel member 16,17,18 of component 18 engage to constitute floor panel 12, but constitute the panel structure of floor panel 12
The quantity of part is not limited to this.In addition, the mutual bonding station of 3 panel members 16,17,18 also and is not limited
In above content.That is, in the present embodiment, although by the 2nd panel member 17 as rear floor, and be not limited
In this, as long as rear floor be floor panel 12 in the lower section in resting space 14 from rear driver's cabin mounting rail 11 continuously to
The part that front extends.Although utilizing the ramped floor portion 20 of the 1st panel member 16 in addition, in the present embodiment
Upper area 20b, the bed support floor section 21 of the 1st panel member 16 and the 3rd panel member 18 are constituted from the 2nd panel structure
The nose lip 30 of part (rear floor) 17 protruding portion 25 outstanding upwards, but be not limited to this, as long as from ground
The nose lip of postlaminar part protruding portion outstanding upwards, or others are constituted.
Although being provided with resting space 14 at the rear of the seat 13 of taking one's seat of driver's cabin 2 in addition, in the present embodiment,
But be not limited to this, such as the seat 13 that is also possible to take one's seat rear scheduled space be luggage etc. receiving it is empty
Between etc..
In addition, the shape of the frame rear portion 35 of floor bottom frame 15 is not limited to above content.For example, frame rear portion 35
The length (L5) that cross sectional shape between the 2nd panel member 17 is not limited in upper bottom is more trapezoidal than length (L4) length of bottom
Shape, can also be same as the cross sectional shape between frame front 34 and the 1st panel member 16, is substantially rectangular shape.
Although in addition, in the present embodiment, being greater than frame front by the way that the section second moment of frame rear portion 35 to be set as
34 are set as the flexural rigidity of frame rear portion 35 flexural rigidity greater than frame front 34, but are not limited to this.Example
Such as it is also possible to by the way that the frame rear portion 35 formed by the bigger material of the Young's modulus compared with frame front 34 is arranged, thus
The flexural rigidity of frame rear portion 35 is set to be greater than the flexural rigidity of frame front 34.
More than, although the disclosure is illustrated based on above embodiment, the disclosure is not limited to
The content of above embodiment can be suitably changed without departing from the scope of this disclosure certainly.That is, those skilled in the art
Other embodiment, embodiment and the application technology etc. that member etc. is completed based on present embodiment are all contained within certainly
Within the scope of the disclosure.
Although for example, in the above-described embodiment, by the bottom surface sections Structural application of the driver's cabin of the disclosure in forward type
Truck 1 on, but be not limited to this, such as driver's cabin of tractor that also can be applied to drawbar trailer etc. etc..
The application is based on Japanese Patent application (Patent 2016-135359) filed on July 7th, 2016, and by its content
It is incorporated herein as reference.
Industrial Availability
Even if the present invention, which has, is arranged biggish space at the rear for seat of taking one's seat, being also capable of providing can ensure that floor panel
Rigidity driver's cabin bottom surface cage structure as effect, the bottom surface cage structure of driver's cabin etc. for vehicle is useful.
Description of symbols
1: lorry (vehicle)
2: driver's cabin
7: compartment
10: driver's cabin bottom surface sections (bottom surface sections)
11: rear driver's cabin mounting rail (mounting rail)
12: floor panel
13: seat of taking one's seat
14: resting space (scheduled space)
15: 1 board bottom frame (bottom frame) over the ground of left and right
17: the 2 panel members (rear floor)
25: protruding portion
The nose lip (nose lip of rear floor) of 30: the 2 panel members
34: frame front
35: frame rear portion
36: the 1 pair of bracket fixed area (supported portion) in left and right
37: vehicle body frame
Claims (6)
1. the rear of a kind of bottom surface cage structure of driver's cabin, the seat of taking one's seat in compartment has scheduled space, feature
It is, comprising:
Mounting rail has 1 pair of the left and right supported portion supported from below by vehicle body frame, and under the rear end of above-mentioned driver's cabin
Portion linearly extends along vehicle width direction,
Floor panel with rear floor and protruding portion, and marks off the lower section in above-mentioned compartment, and the rear floor is above-mentioned pre-
The lower section in fixed space continuously extends forwards from above-mentioned mounting rail, the protruding portion from the nose lip of above-mentioned rear floor to
Top is prominent and linearly extends along vehicle width direction with stepping up the left and right for stating rear floor, and upper with above-mentioned rear floor
It states and forms closed section between nose lip, and
The 1 pair of bottom frame in left and right is respectively provided with the above-mentioned of above-mentioned left and right supported portion in above-mentioned mounting rail and above-mentioned rear floor
Linearly extend and support from below the frame rear portion of above-mentioned rear floor between nose lip, and in the vehicle of above-mentioned driver's cabin
The lower surface of the above-mentioned floor panel of two lateral edge of wide direction extends in the longitudinal direction, and is fixed on above-mentioned floor panel.
2. the bottom surface cage structure of driver's cabin as described in claim 1, which is characterized in that
Above-mentioned left and right bottom frame is respectively provided with the frame front continuously extended forwards from the front end at said frame rear portion；
The flexural rigidity at said frame rear portion is greater than the flexural rigidity of said frame front.
3. the bottom surface cage structure of driver's cabin as claimed in claim 2, which is characterized in that
The length of the short transverse at said frame rear portion is longer than the length of the short transverse of said frame front.
4. the bottom surface cage structure of driver's cabin as claimed in claim 2 or claim 3, which is characterized in that
The length of the vehicle width direction of the lateral piece at said frame rear portion is longer than the vehicle width direction of the lateral piece of said frame front
It spends longer.
5. the bottom surface cage structure of the driver's cabin as described in any one of claim 2~4, which is characterized in that
The sectional area at said frame rear portion is greater than the sectional area of said frame front.
6. the bottom surface cage structure of the driver's cabin as described in any one of Claims 1 to 5, which is characterized in that
Above-mentioned pair of right and left bottom frame has pair of right and left said frame rear portion, and above-mentioned pair of right and left frame rear portion is along above-mentioned front and back
To extension；
Make a reservation for along the above-mentioned mounting rail of above-mentioned vehicle width direction extension and along the above-mentioned protruding portion that above-mentioned vehicle width direction extends above-mentioned
The lower section in space be fixed to each other across with above-mentioned left and right frame rear portion.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2016135359A JP6694593B2 (en) | 2016-07-07 | 2016-07-07 | Cab bottom structure |
| JP2016-135359 | 2016-07-07 | ||
| PCT/JP2017/023538 WO2018008467A1 (en) | 2016-07-07 | 2017-06-27 | Structure of bottom part of cab |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109415095A true CN109415095A (en) | 2019-03-01 |
| CN109415095B CN109415095B (en) | 2021-08-10 |
Family
ID=60912550
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201780038016.3A Active CN109415095B (en) | 2016-07-07 | 2017-06-27 | Bottom structure of cab |
Country Status (3)
| Country | Link |
|---|---|
| JP (1) | JP6694593B2 (en) |
| CN (1) | CN109415095B (en) |
| WO (1) | WO2018008467A1 (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113631428A (en) * | 2019-03-29 | 2021-11-09 | 五十铃自动车株式会社 | Rear surface structure of cab of vehicle |
| CN114450215A (en) * | 2019-09-27 | 2022-05-06 | 五十铃自动车株式会社 | Cab structure of vehicle |
| CN115052807A (en) * | 2020-02-05 | 2022-09-13 | 五十铃自动车株式会社 | Cab suspension support structure |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108725601A (en) * | 2018-05-31 | 2018-11-02 | 安徽江淮汽车集团股份有限公司 | Cab floor assembly structure |
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| CN113631428B (en) * | 2019-03-29 | 2024-02-06 | 五十铃自动车株式会社 | Rear surface structure of cab of vehicle |
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| CN115052807A (en) * | 2020-02-05 | 2022-09-13 | 五十铃自动车株式会社 | Cab suspension support structure |
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Also Published As
| Publication number | Publication date |
|---|---|
| CN109415095B (en) | 2021-08-10 |
| JP6694593B2 (en) | 2020-05-20 |
| JP2018002092A (en) | 2018-01-11 |
| WO2018008467A1 (en) | 2018-01-11 |
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