CN110510005A - A kind of commercial-vehicle cab longitudinal floor beam - Google Patents
A kind of commercial-vehicle cab longitudinal floor beam Download PDFInfo
- Publication number
- CN110510005A CN110510005A CN201910649907.3A CN201910649907A CN110510005A CN 110510005 A CN110510005 A CN 110510005A CN 201910649907 A CN201910649907 A CN 201910649907A CN 110510005 A CN110510005 A CN 110510005A
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- Prior art keywords
- inner beam
- section
- millimeters
- short
- long
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- 238000005452 bending Methods 0.000 claims description 5
- 238000005516 engineering process Methods 0.000 claims description 5
- 210000003205 muscle Anatomy 0.000 claims description 5
- 238000000465 moulding Methods 0.000 claims description 4
- 230000015572 biosynthetic process Effects 0.000 claims description 2
- 240000007594 Oryza sativa Species 0.000 claims 1
- 235000007164 Oryza sativa Nutrition 0.000 claims 1
- 235000009566 rice Nutrition 0.000 claims 1
- 238000004519 manufacturing process Methods 0.000 abstract description 4
- 238000004080 punching Methods 0.000 abstract description 3
- 238000010586 diagram Methods 0.000 description 3
- 230000007547 defect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000002360 explosive Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
Classifications
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Body Structure For Vehicles (AREA)
Abstract
A kind of commercial-vehicle cab longitudinal floor beam, including Wai Liang, long inner beam and short inner beam, outer beam is the U-type groove beam that both wings are provided with flanging, long inner beam and short inner beam are that both wings do not have the U-type groove beam of flanging, the leading portion of outer beam is energy-absorbing section, middle leading portion is indeformable section, back segment is deformable segments, long inner beam is placed in the slot of short inner beam, and short inner beam is placed in indeformable section of outer beam of slot, and the front end of long inner beam and short inner beam is aligned with indeformable section of front end.Stringer is overlapped assembled by the integrally formed Wai Liang of punching press, long inner beam and short inner beam, the stringer is strong in the strong place, if the weak place, safety with higher, while also have the advantages that overall structure is simple, components are few, it is assembled it is simple, manufacturing cost is low etc..
Description
Technical field
The present invention relates to a kind of commercial-vehicle cab longitudinal floor beams, belong to cab floor technical field.
Background technique
Existing cab floor stringer is usually all prismatic U-type groove beam, and various pieces intensity is almost the same, is not had
The mutability area of collision energy can be absorbed, there are weight it is big, at high cost, safety is poor the defects of.And some cab floors
Although stringer setting has easily-deformable area, its whole design is not reasonable, and it is more that there are components, and fabrication technology is cumbersome etc.
Defect.
Summary of the invention
The purpose of the present invention is being directed to the drawbacks described above of existing cab floor stringer, with providing the new driver's cabin of one kind
Plate stringer, the stringer is assembled by the overlapping of the integrally formed Wai Liang of punching press, long inner beam and short inner beam, and the stringer is on the strong ground
Fang Qiang, if the weak place, safety with higher, at the same also have overall structure is simple, components are few, it is assembled it is simple,
The advantages such as manufacturing cost is low.
To achieve the above object, the technical solution of the invention is as follows:
A kind of commercial-vehicle cab longitudinal floor beam, including Wai Liang, long inner beam and short inner beam, outer beam are that both wings are provided with flanging
U-type groove beam, long inner beam and short inner beam are that both wings do not have the U-type groove beam of flanging, and the leading portion of outer beam is energy-absorbing section, middle leading portion is not
Deformation section, back segment are deformable segments, and long inner beam is placed in the slot of short inner beam, and short inner beam is placed in indeformable section of outer beam of slot
Interior, the front end of long inner beam and short inner beam is aligned with indeformable section of front end.
Preferably, Wai Liangzhong, the bottom plate of energy-absorbing section are inclined plate, and energy-absorbing section is made to form the big cone tank in the small rear end in front end, can
Crumple muscle is provided on the bottom plate of deformation section leading portion；Depth of section in the middle part of energy-absorbing section is 40 millimeters to 60 millimeters, indeformable section
Depth of section be 70 millimeters to 90 millimeters, the depth of sections of deformable segments is 30 millimeters to 50 millimeters.
Preferably, outer beam everywhere with a thickness of 1.4 millimeters to 2.0 millimeters, long inner beam everywhere with a thickness of 1.4 millimeters extremely
1.6 millimeters, short inner beam everywhere with a thickness of 2.0 millimeters to 2.5 millimeters, long inner beam and short inner beam are welded on outer beam.
Preferably, stamping technology integrated molding is respectively adopted in Wai Liang, long inner beam and short inner beam.
Preferably, the front end of energy-absorbing section is provided with the plate-shaped carrier that bending is in U-shape.
Compared with prior art, the beneficial effects of the present invention are:
1. stringer of the present invention is assembled by the overlapping of the integrally formed Wai Liang of punching press, long inner beam and short inner beam, the stringer is strong at this
Place it is strong, if the weak place, safety with higher, while also having that overall structure is simple, components are few, assembled letter
The single, advantages such as manufacturing cost is low.
2. stringer of the present invention is provided with the plate-shaped carrier that bending is in U-shape in the front end of energy-absorbing section, impact energy can effectively ensure that
It measures and is transmitted on stringer, improve safety.
Detailed description of the invention
Fig. 1 is the structural diagram of the present invention；
Fig. 2 is the explosive view of each components of the present invention；
Fig. 3 is the sectional view of energy-absorbing section A in the present invention；
Fig. 4 is the sectional view of indeformable section of B in the present invention；
Fig. 5 be the present invention in can indeformable section of C sectional view；
Fig. 6 is the structural schematic diagram of front end of the present invention；
Fig. 7 is the structural schematic diagram of non-deformable section of front end in the present invention.
In figure: outer beam 1, long inner beam 2, short inner beam 3, bracket 4, crumple muscle 5, energy-absorbing section A, indeformable section of B, deformable segments
C。
Specific embodiment
The present invention is described in further detail below in conjunction with Detailed description of the invention and specific embodiment.
Referring to Fig. 1 to Fig. 7, a kind of commercial-vehicle cab longitudinal floor beam, including outer beam 1, long inner beam 2 and short inner beam 3, outer beam
1 is provided with the U-type groove beam of flanging for both wings, and long inner beam 2 and short inner beam 3 are that both wings do not have the U-type groove beam of flanging, outer beam 1
Leading portion be energy-absorbing section A, middle leading portion is indeformable section of B, back segment is deformable segments C, long inner beam 2 is with outer wall and short 3 inner wall of inner beam
The form of fitting is placed in the slot of short inner beam 3, and short inner beam 3 is placed in outer beam 1 in the form that outer wall is bonded with outer 1 slot inner wall of beam
In the slot of indeformable section of B, the front end of long inner beam 2 and short inner beam 3 is aligned with the front end of indeformable section of B.
As a preferred technical solution, in outer beam 1, the bottom plate of energy-absorbing section A is inclined plate, after keeping energy-absorbing section A formation front end small
Big cone tank is held, is provided with crumple muscle 5 on the bottom plate of deformable segments C leading portion；Depth of section in the middle part of energy-absorbing section A is 40 millimeters
To 60 millimeters, the depth of section of indeformable section of B is 70 millimeters to 90 millimeters, and the depth of section of deformable segments C is 30 millimeters to 50
Millimeter.
As a preferred technical solution, outer beam 1 everywhere with a thickness of 1.4 millimeters to 2.0 millimeters, the thickness of long inner beam 2 everywhere
Degree is 1.4 millimeters to 1.6 millimeters, short inner beam 3 everywhere with a thickness of 2.0 millimeters to 2.5 millimeters, long inner beam 2 and short inner beam 3 are welderings
It connects on outer beam 1.
Stamping technology integrated molding is respectively adopted in outer beam 1, long inner beam 2 and short inner beam 3 as a preferred technical solution,.
The front end of energy-absorbing section A is provided with the plate-shaped carrier 4 that bending is in U-shape as a preferred technical solution,.
Embodiment 1:
As shown in Figures 1 to 7, a kind of commercial-vehicle cab longitudinal floor beam, including outer beam 1, long inner beam 2 and short inner beam 3, outer beam 1,
Stamping technology integrated molding is respectively adopted in long inner beam 2 and short inner beam 3.Outer beam 1 is the U-type groove beam that both wings are provided with flanging, long
Inner beam 2 and short inner beam 3 are that both wings do not have the U-type groove beam of flanging, and the leading portion of outer beam 1 is energy-absorbing section A, middle leading portion is indeformable section
B, back segment is deformable segments C, and long inner beam 2 is placed in the slot of short inner beam 3 in the form that outer wall is bonded with short 3 inner wall of inner beam, short
Inner beam 3 is placed in the slot of 1 indeformable section of B of outer beam in the form that outer wall is bonded with outer 1 slot inner wall of beam, long inner beam 2 and short inner beam 3
Front end be aligned with the front end of indeformable section of B.
In outer beam 1, the bottom plate of energy-absorbing section A is inclined plate, and energy-absorbing section A is made to form the big cone tank in the small rear end in front end, energy-absorbing section A
Front end be provided with the plate-shaped carrier 4 that is in U-shape of bending.Crumple muscle 5 is provided on the bottom plate of deformable segments C leading portion；In energy-absorbing section A
The depth of section in portion is 57 millimeters, and the depth of section of indeformable section of B is 80 millimeters, and the depth of section of deformable segments C is 39 millimeters.
Outer beam 1 everywhere with a thickness of 1.6 millimeters, long inner beam 2 everywhere with a thickness of 1.4 millimeters, the thickness of short inner beam 3 everywhere
It is 2.3 millimeters, long inner beam 2 and short inner beam 3 are welded on outer beam 1.
The above content is the further descriptions for combining specific embodiment to be the present invention, must not believe that the present invention
Specific implementation be only limited to these instructions, for those of ordinary skill in the art to which the present invention belongs, do not departing from
Under the premise of present inventive concept, the simple replacement made all shall be regarded as belonging to protection scope of the present invention.
Claims (5)
1. a kind of commercial-vehicle cab longitudinal floor beam, it is characterised in that: including outer beam (1), long inner beam (2) and short inner beam (3), institute
The outer beam (1) stated is the U-type groove beam that both wings are provided with flanging, and the long inner beam (2) and short inner beam (3) are both wings without outer
The U-type groove beam of flange, the leading portion of the outer beam (1) is energy-absorbing section (A), middle leading portion is indeformable section (B), back segment is deformable segments
(C), the long inner beam (2) is placed in the slot of short inner beam (3), and the short inner beam (3) is placed in indeformable section of outer beam (1)
(B) in slot, the front end of the long inner beam (2) and short inner beam (3) is aligned with the front end of indeformable section (B).
2. a kind of commercial-vehicle cab longitudinal floor beam according to claim 1, it is characterised in that: in the outer beam (1), institute
The bottom plate for stating energy-absorbing section (A) is inclined plate, the cone tank for keeping energy-absorbing section (A) formation small rear end in front end big, before the deformable segments (C)
Crumple muscle (5) are provided on the bottom plate of section；Depth of section in the middle part of the energy-absorbing section (A) is 40 millimeters to 60 millimeters, it is described not
The depth of section of deformation section (B) is 70 millimeters to 90 millimeters, and the depth of section of the deformable segments (C) is 30 millimeters to 50 millis
Rice.
3. a kind of commercial-vehicle cab longitudinal floor beam according to claim 1 or 2, it is characterised in that: the outer beam (1) is each
Place with a thickness of 1.4 millimeters to 2.0 millimeters, the long inner beam (2) everywhere with a thickness of 1.4 millimeters to 1.6 millimeters, it is described it is short in
Beam (3) everywhere with a thickness of 2.0 millimeters to 2.5 millimeters, the long inner beam (2) and short inner beam (3) are welded on outer beam (1)
's.
4. a kind of commercial-vehicle cab longitudinal floor beam according to claim 1, it is characterised in that: the outer beam (1), long
Stamping technology integrated molding is respectively adopted in inner beam (2) and short inner beam (3).
5. a kind of commercial-vehicle cab longitudinal floor beam according to claim 1, it is characterised in that: the energy-absorbing section (A)
Front end is provided with the plate-shaped carrier (4) that bending is in U-shape.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910649907.3A CN110510005B (en) | 2019-07-18 | 2019-07-18 | Commercial car driver's cabin floor longeron |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910649907.3A CN110510005B (en) | 2019-07-18 | 2019-07-18 | Commercial car driver's cabin floor longeron |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110510005A true CN110510005A (en) | 2019-11-29 |
| CN110510005B CN110510005B (en) | 2024-05-10 |
Family
ID=68623077
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910649907.3A Active CN110510005B (en) | 2019-07-18 | 2019-07-18 | Commercial car driver's cabin floor longeron |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110510005B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110979461A (en) * | 2019-12-11 | 2020-04-10 | 吉利汽车研究院（宁波）有限公司 | Rear longitudinal beam assembly and vehicle |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH1120744A (en) * | 1997-06-30 | 1999-01-26 | Daihatsu Motor Co Ltd | Frame member reinforcing structure for car |
| DE10007664A1 (en) * | 2000-02-19 | 2001-08-30 | Man Nutzfahrzeuge Ag | Floor construction for driver's cab of heavy duty vehicles has longitudinal floor struts of bent square tubes with all bending axis in single plane |
| CN2617650Y (en) * | 2002-11-14 | 2004-05-26 | 哈飞汽车股份有限公司 | Front frame of vehicle |
| CN205098279U (en) * | 2015-11-03 | 2016-03-23 | 北汽银翔汽车有限公司 | Automobile front longitudinal beam reinforcing structure |
| CN106347462A (en) * | 2016-08-30 | 2017-01-25 | 重庆长安跨越车辆有限公司 | Truck collision structure |
| CN106697057A (en) * | 2015-07-23 | 2017-05-24 | 北汽福田汽车股份有限公司 | Front longitudinal beam reinforcing plate, front longitudinal beam assembly and automobile |
| CN109249992A (en) * | 2018-10-16 | 2019-01-22 | 河南御捷时代汽车有限公司 | A kind of cabin of electric automobile structure |
| CN210478835U (en) * | 2019-07-18 | 2020-05-08 | 东风商用车有限公司 | Commercial car driver's cabin floor longeron |
-
2019
- 2019-07-18 CN CN201910649907.3A patent/CN110510005B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH1120744A (en) * | 1997-06-30 | 1999-01-26 | Daihatsu Motor Co Ltd | Frame member reinforcing structure for car |
| DE10007664A1 (en) * | 2000-02-19 | 2001-08-30 | Man Nutzfahrzeuge Ag | Floor construction for driver's cab of heavy duty vehicles has longitudinal floor struts of bent square tubes with all bending axis in single plane |
| CN2617650Y (en) * | 2002-11-14 | 2004-05-26 | 哈飞汽车股份有限公司 | Front frame of vehicle |
| CN106697057A (en) * | 2015-07-23 | 2017-05-24 | 北汽福田汽车股份有限公司 | Front longitudinal beam reinforcing plate, front longitudinal beam assembly and automobile |
| CN205098279U (en) * | 2015-11-03 | 2016-03-23 | 北汽银翔汽车有限公司 | Automobile front longitudinal beam reinforcing structure |
| CN106347462A (en) * | 2016-08-30 | 2017-01-25 | 重庆长安跨越车辆有限公司 | Truck collision structure |
| CN109249992A (en) * | 2018-10-16 | 2019-01-22 | 河南御捷时代汽车有限公司 | A kind of cabin of electric automobile structure |
| CN210478835U (en) * | 2019-07-18 | 2020-05-08 | 东风商用车有限公司 | Commercial car driver's cabin floor longeron |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110979461A (en) * | 2019-12-11 | 2020-04-10 | 吉利汽车研究院（宁波）有限公司 | Rear longitudinal beam assembly and vehicle |
| CN110979461B (en) * | 2019-12-11 | 2021-10-15 | 吉利汽车研究院（宁波）有限公司 | Rear longitudinal beam assembly and vehicle |
Also Published As
| Publication number | Publication date |
|---|---|
| CN110510005B (en) | 2024-05-10 |
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