CN202608884U - Coach chassis frame structure for buffering front-end impact of vehicle - Google Patents

Coach chassis frame structure for buffering front-end impact of vehicle Download PDF

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Publication number
CN202608884U
CN202608884U CN 201220220963 CN201220220963U CN202608884U CN 202608884 U CN202608884 U CN 202608884U CN 201220220963 CN201220220963 CN 201220220963 CN 201220220963 U CN201220220963 U CN 201220220963U CN 202608884 U CN202608884 U CN 202608884U
Authority
CN
China
Prior art keywords
end protection
protection mechanism
energy absorption
vehicle
longitudinal rod
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.)
Expired - Lifetime
Application number
CN 201220220963
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Chinese (zh)
Inventor
蒋洪
张中帆
申萍
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.)
JIANGSU ALFA BUS CO Ltd
Original Assignee
JIANGSU ALFA BUS CO Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by JIANGSU ALFA BUS CO Ltd filed Critical JIANGSU ALFA BUS CO Ltd
Priority to CN 201220220963 priority Critical patent/CN202608884U/en
Application granted granted Critical
Publication of CN202608884U publication Critical patent/CN202608884U/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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Abstract

The utility model relates to a coach chassis frame structure for buffering front-end impact of a vehicle. The chassis frame structure comprises a driver zone framework, the driver zone framework comprises a front-end protection mechanism, an energy absorption mechanism and a cockpit support mechanism, the energy absorption mechanism is positioned in the rear of the front-end protection mechanism and comprises two longitudinal rods and a cockpit connecting portion positioned in the rear of the longitudinal rods, the longitudinal rods are connected through transverse rods, a damping spring is additionally arranged between each longitudinal rod and the front-end protection mechanism, the front-end protection mechanism can directly bear the external impact, the energy absorption mechanism can buffer the external impact transmitted backwards by the front-end protection mechanism, so that the impact on the cockpit support mechanism is decreased, the damping spring arranged between each longitudinal rod and the front-end protection mechanism can more effectively buffer the impact applied to the front end of the vehicle, and damage to drivers and passengers is reduced.

Description

The passenger-carrying chassis framed structure that the buffering vehicle front impacts
Technical field
The utility model relates to automotive field, relates in particular to a kind of passenger-carrying chassis framed structure.
Background technology
Carrier frame is an important components very on the passenger vehicle, and front axle, rear axle and wheel are housed below the vehicle chassis framework, and driver and conductor and automotive engine compartment etc. are housed on the vehicle chassis framework; Therefore existing carrier frame is a kind of parts of forming a connecting link; Yet when the occurrence of traffic accident vehicle received head-on crash, carrier frame and body outer skin received the effect of high strength, short duration impact load; The stress wave that produces is propagated in framework and cover panel and mutual action; The heaviest causing is out of shape, destroys, and these deformation and failures will have influence on the living space of chaufeur, thereby threatens the life security of chaufeur.
Therefore, need a kind of improved carrier frame structure, with the above-mentioned defective of customer service.
Summary of the invention
The purpose that the utility model will reach is: a kind of passenger-carrying chassis framed structure is provided, impacts with the buffering outside vehicle.
For realizing above-mentioned purpose; The utility model adopts following technical scheme: a kind of passenger-carrying chassis framed structure; Wherein said carrier frame structure comprises the driver zone skeleton; Said driver zone skeleton comprises front end protection mechanism, energy absorption mechanism and cockpit supporting mechanism, and said energy absorption mechanism is positioned at the rear of said front end protection mechanism, comprises two longitudinal rods and is positioned at the passenger cabin connecting portion at longitudinal rod rear; Connect through transverse bar between the longitudinal rod, set up damping spring between said longitudinal rod and said front end protection mechanism.
Being provided with of said front end protection mechanism can directly be born from exterior impact; Energy absorption mechanism be provided with that available buffer front end protection mechanism transmits backward external impact; Thereby reduce impact to the passenger cabin supporting mechanism; The setting of damping spring can better relax the impact that vehicle front is received between said longitudinal rod and said front end protection mechanism, reduces the injury to driver and crew.
Description of drawings
Fig. 1 is the scheme drawing of the driver zone skeleton of the utility model passenger-carrying chassis framed structure.
Among the figure: front end protection mechanism 1, energy absorption mechanism 2, cockpit supporting mechanism 3, main guardrail 11, side rail 12, longitudinal rod 21, transverse bar 22, passenger cabin connecting portion 23, connecting portion 31, support portion 32.
The specific embodiment
Consult Fig. 1, the passenger-carrying chassis framed structure of the utility model comprises driver zone skeleton 10, main passenger zone skeleton 20 and equipment installing zone skeleton 30.Said driver zone skeleton 10 comprises front end protection mechanism 1, energy absorption mechanism 2 and cockpit supporting mechanism 3.Being provided with of front end protection mechanism 1 can directly be born from exterior impact, energy absorption mechanism 2 be provided with that available buffer front end protection mechanism 1 transmits backward external impact, thereby reduce impact to passenger cabin supporting mechanism 3.
Said front end protection mechanism 1 comprises the main guardrail 11 of horizontally set and is positioned at the side rail 12 of main guardrail 11 both sides, and said main guardrail 11 and the side rail 12 of both sides are provided with and roughly follow the moulding of the outer facade of passenger vehicle respectively in obtuse angle.Main guardrail 11 can make front end protection mechanism 1 can change the direction of the external impact force that is transferred to rear view of vehicle with side rail 12 settings like this, makes impulsive force decentralized, thereby reduces the injury to driver and crew in car nonlocal people and the car.Said main guardrail 11 and side rail 12 are through being welded to connect or being wholely set.For further reducing external impact force, main guardrail 11 and side rail 12 optional usefulness have the new type steel of fabulous yield strength, stretch ratio and dynamic ductility.
Said energy absorption mechanism 2 is positioned at the rear of said front end protection mechanism 1, comprises two longitudinal rods 21 and is positioned at the passenger cabin connecting portion 23 at longitudinal rod 21 rears, in reality is made, also can use several longitudinal rods 21.Connect through transverse bar 22 between the longitudinal rod 21,22 of longitudinal rod 21 and transverse bars are through being welded to connect or passing through other mechanical system riveteds.Through being welded to connect, longitudinal rod 21 also can be for being wholely set with passenger cabin connecting portion 23 between said longitudinal rod 21 and the passenger cabin connecting portion 23.
The longitudinal rod 21 and the front end protection mechanism 1 of said energy absorption mechanism 2 are welded to connect; Its position of weld is located near two ends corresponding to the junction of the main guardrail of said front end protection mechanism 1 11 and side rail 12 or the main guardrail 11 that is positioned at said front end protection mechanism 1; So setting can make said energy absorption mechanism 2 absorb the energy that produces when passenger vehicle is received collision, and the physical deformation amount of front part of vehicle is reduced.
In preferred mode, can set up damping spring at said longitudinal rod 21 and 1 of said front end protection mechanism, so can better relax the impact that vehicle front is received, reduce injury to driver and crew.
Said cockpit supporting mechanism 3 is arranged at the top of said energy absorption mechanism 2 and spaced apart with said front end protection mechanism 1; So be provided with; The very first time impacts cockpit supporting mechanism 3 in the time of can avoiding vehicle to receive the front end external impact, thereby reduces the injury to chaufeur.
Said cockpit supporting mechanism 3 comprises connecting portion 31 and the support portion 32 that links to each other with connecting portion 31.Between support portion 32 and the connecting portion 31 through being welded to connect.Through being welded to connect or the riveted joint of other mechanical systems, cockpit supporting mechanism 3 and energy absorption mechanism 2 are for captiveing joint under this kind mode between the passenger cabin connecting portion 23 of connecting portion 31 and energy absorption mechanism 2.
In preferred mode, can cockpit supporting mechanism 3 and energy absorption mechanism 2 be set to flexibly connect, so can further reduce the hard injury that external impact force is brought chaufeur.
The mode of said active link can be: one; Between cockpit supporting mechanism 3 and energy absorption mechanism 2, adopt the sliding block joint of slideway and slide rail; When receiving external impact when having an accident, cockpit supporting mechanism 3 can move backward, makes chaufeur leave the most dangerous area; Two, between cockpit supporting mechanism 3 and energy absorption mechanism 2, increase by one or several well behaved damping springs since the buffering of spring when can the reduction accident taking place to the impulsive force of chaufeur.
The above is merely a kind of embodiment of the utility model; It or not unique embodiment; The variation of any equivalence that those of ordinary skills take the utility model technical scheme through reading the utility model specification sheets, the claim that is the utility model contains.

Claims (3)

1. passenger-carrying chassis framed structure; It is characterized in that: said carrier frame structure comprises the driver zone skeleton; Said driver zone skeleton comprises front end protection mechanism, energy absorption mechanism and cockpit supporting mechanism, and said energy absorption mechanism is positioned at the rear of said front end protection mechanism, comprises two longitudinal rods and is positioned at the passenger cabin connecting portion at longitudinal rod rear; Connect through transverse bar between the longitudinal rod, set up damping spring between said longitudinal rod and said front end protection mechanism.
2. passenger-carrying chassis framed structure as claimed in claim 1 is characterized in that: said front end protection mechanism comprises the main guardrail of horizontally set and is positioned at the side rail of guardrail both sides that the side rail of said main guardrail and both sides is provided with respectively in obtuse angle.
3. passenger-carrying chassis framed structure as claimed in claim 2; It is characterized in that: the longitudinal rod of said energy absorption mechanism and front end protection mechanism are welded to connect, and the position of weld is located near two ends corresponding to the junction of the main guardrail of said front end protection mechanism and side rail or the main guardrail that is positioned at said front end protection mechanism.
CN 201220220963 2012-05-17 2012-05-17 Coach chassis frame structure for buffering front-end impact of vehicle Expired - Lifetime CN202608884U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN 201220220963 CN202608884U (en) 2012-05-17 2012-05-17 Coach chassis frame structure for buffering front-end impact of vehicle

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN 201220220963 CN202608884U (en) 2012-05-17 2012-05-17 Coach chassis frame structure for buffering front-end impact of vehicle

Publications (1)

Publication Number Publication Date
CN202608884U true CN202608884U (en) 2012-12-19

Family

ID=47342607

Family Applications (1)

Application Number Title Priority Date Filing Date
CN 201220220963 Expired - Lifetime CN202608884U (en) 2012-05-17 2012-05-17 Coach chassis frame structure for buffering front-end impact of vehicle

Country Status (1)

Country Link
CN (1) CN202608884U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103419846A (en) * 2012-05-17 2013-12-04 江苏常隆客车有限公司 Impact-resistant chassis frame structure of passenger car

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103419846A (en) * 2012-05-17 2013-12-04 江苏常隆客车有限公司 Impact-resistant chassis frame structure of passenger car

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GR01 Patent grant
CX01 Expiry of patent term
CX01 Expiry of patent term

Granted publication date: 20121219