CN105946526A - Passenger car door - Google Patents
Passenger car door Download PDFInfo
- Publication number
- CN105946526A CN105946526A CN201610401378.1A CN201610401378A CN105946526A CN 105946526 A CN105946526 A CN 105946526A CN 201610401378 A CN201610401378 A CN 201610401378A CN 105946526 A CN105946526 A CN 105946526A
- Authority
- CN
- China
- Prior art keywords
- car door
- connecting plate
- collision
- inside casing
- prevention girders
- 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.)
- Pending
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60J—WINDOWS, WINDSCREENS, NON-FIXED ROOFS, DOORS, OR SIMILAR DEVICES FOR VEHICLES; REMOVABLE EXTERNAL PROTECTIVE COVERINGS SPECIALLY ADAPTED FOR VEHICLES
- B60J5/00—Doors
- B60J5/04—Doors arranged at the vehicle sides
- B60J5/0412—Lower door structure
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60J—WINDOWS, WINDSCREENS, NON-FIXED ROOFS, DOORS, OR SIMILAR DEVICES FOR VEHICLES; REMOVABLE EXTERNAL PROTECTIVE COVERINGS SPECIALLY ADAPTED FOR VEHICLES
- B60J5/00—Doors
- B60J5/04—Doors arranged at the vehicle sides
- B60J5/042—Reinforcement elements
- B60J5/0422—Elongated type elements, e.g. beams, cables, belts or wires
- B60J5/0423—Elongated type elements, e.g. beams, cables, belts or wires characterised by position in the lower door structure
- B60J5/0425—Elongated type elements, e.g. beams, cables, belts or wires characterised by position in the lower door structure the elements being arranged essentially horizontal in the centre of the lower door structure
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60J—WINDOWS, WINDSCREENS, NON-FIXED ROOFS, DOORS, OR SIMILAR DEVICES FOR VEHICLES; REMOVABLE EXTERNAL PROTECTIVE COVERINGS SPECIALLY ADAPTED FOR VEHICLES
- B60J5/00—Doors
- B60J5/04—Doors arranged at the vehicle sides
- B60J5/042—Reinforcement elements
- B60J5/0422—Elongated type elements, e.g. beams, cables, belts or wires
- B60J5/0438—Elongated type elements, e.g. beams, cables, belts or wires characterised by the type of elongated elements
- B60J5/0443—Beams
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Body Structure For Vehicles (AREA)
Abstract
The invention relates to a passenger car door which comprises a car door body, a car door rear inner frame arranged on one side of the car door body, a car door front inner frame arranged on the other side of the car door body, and an anti-collision rod assembly arranged between the car door rear inner frame and the car door front inner frame. The anti-collision rod assembly comprises a first anti-collision rod located between the car door rear inner frame and the car door front inner frame, and a second anti-collision rod parallel to the first anti-collision rod. The passenger car door forms a rectangular sealed frame structure which is quite firm, the overall rigidity of the car door is greatly improved, the anti-collision performance of the car door is improved, the requirements for high strength and lateral collision resistance capacity are met, the car door is not prone to deformation, the overall strength and rigidity of a left front car door and a right front car door can be improved, the energy absorption effect and force transferring effect are good, the deformation resistance is quite high, and the problem that the car door cannot be opened due to the fact that deformation is too severe is solved.
Description
Technical field
The present invention relates to auto parts and components field, particularly to a kind of passenger car door.
Background technology
In vehicle accident, side collision is the Crash characteristics occurring the frequency higher, accident and death toll that side collision causes are only second to head-on crash, owing to not having enough space to produce big deformation to absorb collision energy, so side collision seems especially dangerous in vehicle accident between driver and conductor and car door.Side door beams resists side collision as the reinforcement of car door, and side collision occurs early stage, side door beams produces elastic deformation and absorbs the energy that collision produces, thus plays the purpose reducing occupant injury.In prior art, the collision prevention girders of crash bar is thin with the attachment structure of arrangements for automotive doors connecting portion, reduces the actual crashproof ability of collision prevention girders.
Summary of the invention
In order to solve problem of the prior art, embodiments provide a kind of raising car door integral rigidity, improve the anticollision performance of car door, meet high intensity and require and the ability of anti-side collision, the on-deformable passenger car door of car door.Described technical scheme is as follows:
Embodiments provide a kind of passenger car door, described passenger car door includes car door body, inside casing after the car door that is arranged on described car door body side, be arranged on the car door of described car door body opposite side before inside casing, be arranged on after described car door the anti-collision rod assembly between inside casing before inside casing and described car door；
Described anti-collision rod assembly includes after described car door before inside casing and described car door the second crash bar that the first crash bar between inside casing be arranged in parallel with described first crash bar；
Described first crash bar includes collision prevention girders, the fore-stock connecting plate being connected to described collision prevention girders side by front Welding Structure, the after-poppet connecting plate being connected to described collision prevention girders opposite side by rear Welding Structure, the hole, location, front end being arranged in described fore-stock connecting plate, the hole, location, rear end that is arranged in described after-poppet connecting plate；
Described fore-stock connecting plate includes connecting plate body, the connecting plate curved portions convexed to form from described connecting plate body to side；
Described front Welding Structure includes the first weld part and the second weld part；Described first welding position is in collision prevention girders side and connecting plate curved portions side connecting portion, and described second welding position is in collision prevention girders side and connecting plate curved portions opposite side connecting portion.
Described first crash bar is identical with described second crash-proof pole structure function.
Described front Welding Structure is identical with described rear Welding Structure structure function.
The technical scheme that the embodiment of the present invention provides has the benefit that
The middle part of inner plate of car door and bottom are fixed with two crashproof bracing pieces, collision prevention girders rear and front end rack connecting plate uses bending punching press flanging welded to fix, and be bolted on front door of automobile inner frame, form rectangular closed frame structure the most firm, car door integral rigidity is greatly improved, improve the anticollision performance of car door, meet high intensity to require and the ability of anti-side collision, car door is unlikely to deform, the strength and stiffness that left and right front door is overall can be improved, its energy-absorbing, power transmission is effective, non-deformability is powerful, avoid the occurrence of because deforming the excessive problem that cannot open car door.
Accompanying drawing explanation
For the technical scheme being illustrated more clearly that in the embodiment of the present invention, in describing embodiment below, the required accompanying drawing used is briefly described, apparently, accompanying drawing in describing below is only some embodiments of the present invention, for those of ordinary skill in the art, on the premise of not paying creative work, it is also possible to obtain other accompanying drawing according to these accompanying drawings.
Fig. 1 is the structural representation of the passenger car door that the embodiment of the present invention provides；
Fig. 2 is the structural representation of the first crash bar that the embodiment of the present invention provides；
Fig. 3 is the partial sectional view of the first crash bar that the embodiment of the present invention provides.
Detailed description of the invention
For making the object, technical solutions and advantages of the present invention clearer, below in conjunction with accompanying drawing, embodiment of the present invention is described further in detail.
Embodiment
Embodiments provide a kind of passenger car door, see Fig. 1, described passenger car door includes car door body 1, inside casing 2 after the car door that is arranged on car door body 1 side, be arranged on the car door of car door body opposite side before inside casing 3, be arranged on after car door the anti-collision rod assembly 4 between inside casing 3 before inside casing 2 and car door；
Anti-collision rod assembly 4 includes after car door before inside casing 2 and car door the second crash bar 42 that the first crash bar 41 between inside casing 3 be arranged in parallel with the first crash bar 41；First crash bar 41 one end is connected with inside casing after car door 2, and the other end is connected with inside casing before car door 3；
First crash bar 41 is identical with the second crash bar 42 structure function, is described in detail in the present embodiment as a example by the first crash bar 41；Seeing Fig. 2, the first crash bar 41 includes collision prevention girders 411, the fore-stock connecting plate 412 being connected to collision prevention girders 411 side by front Welding Structure 43, the after-poppet connecting plate 413 being connected to collision prevention girders 412 opposite side by rear Welding Structure 44, the hole, location, front end 414 being arranged in fore-stock connecting plate 412, the hole, location, rear end 415 that is arranged in after-poppet connecting plate 413；
Front Welding Structure 43 is identical with rear Welding Structure 44 structure function, is described in detail in the present embodiment as a example by former Welding Structure 43；Seeing Fig. 3, fore-stock connecting plate 412 includes connecting plate body 416, the connecting plate curved portions 417 convexed to form from connecting plate body 416 to side, and connecting plate curved portions 417 is to constitute to both sides bending flange punch forming；Front Welding Structure 43 includes the first weld part 431 and the second weld part 432；First weld part 431 is positioned at collision prevention girders 411 side and connecting plate curved portions 417 side connecting portion, and the second weld part 432 is positioned at collision prevention girders 412 side and connecting plate curved portions 417 opposite side connecting portion；
Collision prevention girders uses seamless spring steel thick-wall tube 30CrMo；Through high temperature quenching and tempering heat treatment；Its tensile strength Rm 1600N/mm2；Rack connecting plate it is provided with between anti-collision rod assembly and inner plate of car door, crash bar rack connecting plate is welded and fixed at pad with the two ends of collision prevention girders and is connected, before and after crash bar, rack connecting plate is provided with hole, location, rear end and hole, location, front end, uses bolt to be fixed on passenger car door inner frame.Rack connecting plate is provided with two pieces, is respectively arranged on the two ends of collision prevention girders, uses bending punch forming and is welded and fixed connection.The rack connecting plate steel plate of thickness 1.6mm～2mm, is stamped to form by bending.
In the middle part of inner plate of car door, bottom is provided with two anti-collision rod assemblies, carrys out the single buttress brace structure of overall raising traditional method, uses two beam combinations can effectively promote side collision performance, reduces the intrusion volume during automobile meets with side impact.The position that anti-collision rod assembly collision prevention girders end is connected with car door is welded with M10 nut, crash bar end and car door inside casing reinforcing plate position are provided with the bolt hole of Φ 10.2, utilize bolts and nuts can connect fixing to crash bar, reinforcing plate and car door inside casing, form rectangular closed frame structure the most firm.Collision prevention girders is fixed in car door inside casing reinforcing plate by fore-stock connecting plate, after-poppet connecting plate; before and after collision prevention girders intensity can run through car door; improve the safety of side impact; the front end of inside casing reinforcing plate before collision prevention girders fore-stock connecting plate and steel-tube construction extend to car door simultaneously; its installation site and crash bar fixed position is made to have the stronger strong point; intensity improves more than 300%; body hinge installation site position is protected; and there is the stronger strong point; intensity is greatly improved; make car door bulk deformation amount little, can be greatly improved with restorability.
The technical scheme that the embodiment of the present invention provides has the benefit that
The middle part of inner plate of car door and bottom are fixed with two crashproof bracing pieces, collision prevention girders rear and front end rack connecting plate uses bending punching press flanging welded to fix, and be bolted on front door of automobile inner frame, form rectangular closed frame structure the most firm, car door integral rigidity is greatly improved, improve the anticollision performance of car door, meet high intensity to require and the ability of anti-side collision, car door is unlikely to deform, the strength and stiffness that left and right front door is overall can be improved, its energy-absorbing, power transmission is effective, non-deformability is powerful, be conducive to thoracic cavity and the abdominal cavity of protection occupant, avoid the occurrence of because deforming the excessive problem that cannot open car door.
The foregoing is only presently preferred embodiments of the present invention, not in order to limit the present invention, all within the spirit and principles in the present invention, any modification, equivalent substitution and improvement etc. made, should be included within the scope of the present invention.
Claims (3)
1. a passenger car door, it is characterised in that
Inside casing after the car door that described passenger car door includes car door body, be arranged on described car door body side, be arranged on the car door of described car door body opposite side before inside casing, be arranged on after described car door the anti-collision rod assembly between inside casing before inside casing and described car door；
Described anti-collision rod assembly includes after described car door before inside casing and described car door the second crash bar that the first crash bar between inside casing be arranged in parallel with described first crash bar；
Described first crash bar includes collision prevention girders, the fore-stock connecting plate being connected to described collision prevention girders side by front Welding Structure, the after-poppet connecting plate being connected to described collision prevention girders opposite side by rear Welding Structure, the hole, location, front end being arranged in described fore-stock connecting plate, the hole, location, rear end that is arranged in described after-poppet connecting plate；
Described fore-stock connecting plate includes connecting plate body, the connecting plate curved portions convexed to form from described connecting plate body to side；
Described front Welding Structure includes the first weld part and the second weld part；Described first welding position is in collision prevention girders side and connecting plate curved portions side connecting portion, and described second welding position is in collision prevention girders side and connecting plate curved portions opposite side connecting portion.
Passenger car door the most according to claim 1, it is characterised in that described first crash bar is identical with described second crash-proof pole structure function.
Passenger car door the most according to claim 1, it is characterised in that described front Welding Structure is identical with described rear Welding Structure structure function.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610401378.1A CN105946526A (en) | 2016-06-10 | 2016-06-10 | Passenger car door |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610401378.1A CN105946526A (en) | 2016-06-10 | 2016-06-10 | Passenger car door |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105946526A true CN105946526A (en) | 2016-09-21 |
Family
ID=56909070
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610401378.1A Pending CN105946526A (en) | 2016-06-10 | 2016-06-10 | Passenger car door |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105946526A (en) |
-
2016
- 2016-06-10 CN CN201610401378.1A patent/CN105946526A/en active Pending
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| WD01 | Invention patent application deemed withdrawn after publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20160921 |