CN207697845U - Longeron building structure and automobile - Google Patents

Abstract

The utility model provides a kind of longeron building structure and automobile, is related to the technical field of automobile equipment, including preceding floor, preceding longitudinal floor beam, seat beam and building structure ontology；Building structure ontology be set to before between longitudinal floor beam and seat beam, and building structure ontology is connect with the end of preceding longitudinal floor beam and seat beam respectively；Preceding longitudinal floor beam is connect by building structure ontology with seat beam so that the transmission path of longitudinal floor beam is connected to, and can be transferred directly to seat beam, after be transferred at rear floor；By forming closed cavity between building structure ontology and preceding floor and seat beam, vehicle body longitudinal force is allow preferably to transmit and absorb, longitudinal floor beam energy transmission existing in the prior art is alleviated to be not enough, energy release is inadequate, the technical issues of increasing the security risk of occupant, the transmission effect of longitudinal floor beam power is improved, increases longeron skeleton structure intensity, improves security performance.

Description

Longeron building structure and automobile

Technical field

The utility model is related to automobile equipment technical fields, more particularly, to a kind of longeron building structure and automobile.

Background technology

With the development of economy, the quantity that vehicle is possessed in family is also more and more, to the safety problem of passenger vehicle Increasingly paid close attention to by designer and user, especially in the case where lacking security system configuration, complete vehicle structure safety Can, what is more seemed is particularly important, and requirement of the present vehicle to safety is higher and higher, this has also more challenged can be achieved for engineering Row.

Body platform longeron in the prior art plays a part of transfer spreading power, and the longeron on preceding floor transfers force to Afterwards on floor, to realize transmission and the energy-absorbing of power.

But since there are seat beams between front and back floor so that floor is vertical after longitudinal floor beam has been divided into preceding longitudinal floor beam Beam, seat beam have blocked the transmission path of longitudinal floor beam so that longitudinal floor beam energy transmission is not enough, in case of bigger The transmission of energy can cause energy release inadequate, can increase the security risk of occupant, influence the personal safety of occupant.

Utility model content

The purpose of this utility model is to provide a kind of longeron building structure and automobiles, are existed in the prior art with alleviating Longitudinal floor beam energy transmission be not enough, energy release is inadequate, the technical issues of increasing the security risk of occupant.

A kind of longeron building structure provided by the utility model, including：It preceding floor, preceding longitudinal floor beam, seat beam and takes Build structural body；

Preceding floor is connect with seat beam, and preceding longitudinal floor beam is connect with preceding floor；

Building structure ontology be set to before between longitudinal floor beam and seat beam, and building structure ontology respectively with preceding floor The end of longeron is connected with seat beam, and closed cavity is formed between building structure ontology and preceding floor and seat beam.

Further, seat beam includes the first seat beam and the second seat beam, the first seat beam and preceding floor Connection, the first seat beam and the connection of the second seat beam, and form energy-absorbing between the first seat beam and the second seat beam Chamber；

Building structure ontology is connect with the second seat beam, by the energy transmission in cavity to energy-absorbing intracavitary.

Further, building structure ontology is provided with electrophoresis gas vent with seat beam junction.

Further, the surface of building structure ontology is provided with location hole, and seat beam corresponds to the position setting of location hole There are threaded hole, screw to be connect with threaded hole by location hole, building structure ontology is fixed at seat beam.

Further, location hole is provided with multiple, and multiple location holes are along building structure ontology by nearby longitudinal floor beam One end to the other end is uniformly arranged.

Further, building structure ontology is U-shaped by one end of nearby longitudinal floor beam, and building structure body openings are forward Floor.

Further, it is provided with flange made of outward bending at building structure body openings.

Further, building structure ontology is fixedly connected by flange with preceding floor.

Further, the material of building structure ontology is steel plate.

A kind of automobile provided by the utility model, including the longeron building structure.

A kind of longeron building structure provided by the utility model, including：It preceding floor, preceding longitudinal floor beam, seat beam and takes Build structural body；Preceding floor is connect with seat beam, and preceding longitudinal floor beam is connect with preceding floor；Building structure ontology is set to precedingly Between plate longeron and seat beam, and building structure ontology is connect with the end of preceding longitudinal floor beam and seat beam respectively；Precedingly Plate longeron is connect by building structure ontology with seat beam so that the transmission path of longitudinal floor beam is connected to, and can directly be transmitted To seat beam, after be transferred at rear floor；It is closed by being formed between building structure ontology and preceding floor and seat beam Cavity so that vehicle body longitudinal force preferably can be transmitted and be absorbed, and alleviated longitudinal floor beam energy existing in the prior art and passed It passs and is not enough, energy release is inadequate, the technical issues of increasing the security risk of occupant, improves the transmission effect of longitudinal floor beam power Fruit increases longeron skeleton structure intensity, improves security performance.

Description of the drawings

It, below will be right in order to illustrate more clearly of specific embodiment of the present invention or technical solution in the prior art Specific implementation mode or attached drawing needed to be used in the description of the prior art are briefly described, it should be apparent that, it is described below In attached drawing be that some embodiments of the utility model are not paying creativeness for those of ordinary skill in the art Under the premise of labour, other drawings may also be obtained based on these drawings.

Fig. 1 is the overall structure diagram for the longeron building structure that the utility model embodiment provides；

Fig. 2 is the structural schematic diagram of the building structure ontology for the longeron building structure that the utility model embodiment provides；

Fig. 3 is the whole cross-sectional view for the longeron building structure that the utility model embodiment provides；

Fig. 4 is the partial enlargement structural representation for the longeron building structure that the utility model embodiment provides.

Icon：The preceding floors 100-；Longitudinal floor beam before 200-；300- seat beams；The first seat beams of 301-；302- second Seat beam；400- building structure ontologies；401- cavitys；402- electrophoresis gas vents；403- location holes；500- energy-absorbing chambers.

Specific implementation mode

The technical solution of the utility model is clearly and completely described below in conjunction with attached drawing, it is clear that described Embodiment is the utility model a part of the embodiment, instead of all the embodiments.Based on the embodiments of the present invention, originally The every other embodiment that field those of ordinary skill is obtained without making creative work, belongs to this practicality Novel protected range.

In the description of the present invention, it should be noted that such as occur term "center", "upper", "lower", " left side ", " right side ", "vertical", "horizontal", "inner", "outside" etc., indicated by orientation or positional relationship be orientation based on ... shown in the drawings or Position relationship is merely for convenience of describing the present invention and simplifying the description, and does not indicate or imply the indicated device or member Part must have a particular orientation, with specific azimuth configuration and operation, therefore should not be understood as limiting the present invention. In addition, such as there is term " first ", " second ", " third " are used for description purposes only, be not understood to indicate or imply opposite Importance.

In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, such as there is term " installation ", " connected ", " connection " shall be understood in a broad sense, for example, it may be fixedly connected, may be a detachable connection or one Connect to body；It can be mechanical connection, can also be electrical connection；It can be directly connected, it can also be indirect by intermediary It is connected, can is the connection inside two elements.For the ordinary skill in the art, on being understood with concrete condition State the concrete meaning of term in the present invention.

Fig. 1 is the overall structure diagram of longeron building structure provided in this embodiment；Wherein, preceding floor 100 and seat Crossbeam 300 connects, and preceding longitudinal floor beam 200 is connect with preceding floor 100.

Fig. 2 is the structural schematic diagram of the building structure ontology of longeron building structure provided in this embodiment；Wherein, knot is built Closed cavity 401 is formed between structure ontology 400 and preceding floor 100 and seat beam 300.

Fig. 3 is the whole cross-sectional view of longeron building structure provided in this embodiment；Wherein, building structure ontology 400 connect with the second seat beam 302.

Fig. 4 is the partial enlargement structural representation of longeron building structure provided in this embodiment；Wherein, building structure ontology 400 are provided with electrophoresis gas vent 402 with 300 junction of seat beam.

As shown in Figs 1-4, a kind of longeron building structure provided in this embodiment, including：Preceding floor 100, preceding longitudinal floor beam 200, seat beam 300 and building structure ontology 400；Preceding floor 100 is connect with seat beam 300, and preceding longitudinal floor beam 200 is with before Floor 100 connects；Building structure ontology 400 be set to before between longitudinal floor beam 200 and seat beam 300, and building structure sheet Body 400 is connect with the end of preceding longitudinal floor beam 200 and seat beam 300 respectively, building structure ontology 400 and preceding floor 100 and Closed cavity 401 is formed between seat beam 300.

Wherein, preceding longitudinal floor beam 200 and the connection type on preceding floor 100 are to be fixedly connected, preceding longitudinal floor beam 200 with precedingly The mode of plate 100 being fixedly connected can be a variety of, such as：Welding, riveting, clamping, it is preferable that preceding longitudinal floor beam 200 is with before The connection type on floor 100 is welding.

Preferably, the connection type of preceding floor 100 and seat beam 300 is welding.

Preceding floor 100 is single layer harden structure, and general thickness bottom is 0.8mm, and part is larger, and self structure is weaker, so will before Longitudinal floor beam 200 is connect with preceding floor 100, the intensity for increasing preceding floor 100, and increases preceding floor 100 and rear floor Energy transmission path.

Preceding floor 100 is set as the preceding floor of integral type；Wherein, the preceding floor of integral type, which is fixedly connected on automotive floor panel, is not easy There is the phenomenon that stress is not concentrated, the preceding floor of integral type is not easy to be torn in use, is positioned in producing assembling process It is more convenient.

Closed cavity 401 is formed between building structure ontology 400 and preceding floor 100 and seat beam 300, it can be more preferable Progress before between longitudinal floor beam 200 and seat beam 300 energy transmission, 401 structure of closed cavity that is formed simultaneously increases The structural strength of entire longitudinal floor beam.

The cross sectional shape of building structure ontology 400, which is " shape of chinese word Ji ", can make 400 inside of building structure ontology have sky Chamber 401 forms closed cavity 401 by being connect respectively with the end of preceding longitudinal floor beam 200 and seat beam 300.

The connection type that building structure ontology 400 is connect with the end of preceding longitudinal floor beam 200 and seat beam 300 respectively Can be a variety of, such as：Welding, riveting, clamping, it is preferable that the end with preceding longitudinal floor beam 200 respectively of building structure ontology 400 The connection type that end and seat beam 300 connect is welding.

A kind of longeron building structure provided in this embodiment, including：Preceding floor 100, preceding longitudinal floor beam 200, seat beam 300 and building structure ontology 400；Preceding floor 100 is connect with seat beam 300, and preceding longitudinal floor beam 200 is connect with preceding floor 100； Building structure ontology 400 be set to before between longitudinal floor beam 200 and seat beam 300, and building structure ontology 400 respectively with The end of preceding longitudinal floor beam 200 and seat beam 300 connect；Preceding longitudinal floor beam 200 passes through building structure ontology 400 and seat Crossbeam 300 connects so that the transmission path of longitudinal floor beam is connected to, and can be transferred directly to seat beam 300, after be transferred to after ground At plate；By forming closed cavity 401 between building structure ontology 400 and preceding floor 100 and seat beam 300 so that vehicle Body longitudinal force preferably can be transmitted and be absorbed, and alleviated longitudinal floor beam energy transmission existing in the prior art and be not enough, Energy release is inadequate, the technical issues of increasing the security risk of occupant, improves the transmission effect of longitudinal floor beam power, increases longeron Skeleton structure intensity, improves security performance.

As shown in figure 3, on the basis of the above embodiments, further, longeron building structure provided in this embodiment, seat Chair crossbeam 300 includes the first seat beam 301 and the second seat beam 302, and the first seat beam 301 is connect with preceding floor 100, First seat beam 301 and the connection of the second seat beam 302, and between the first seat beam 301 and the second seat beam 302 Form energy-absorbing chamber 500；Building structure ontology 400 is connect with the second seat beam 302, extremely by the energy transmission in cavity 401 In energy-absorbing chamber 500.

Wherein, the first seat beam 301 is located at the position that floor is bonded in automobile, and the both ends of the first seat beam 301 It is connect respectively with preceding floor 100 and rear floor, the second seat beam 302 is connect with the first seat beam 301, and First Energy-absorbing chamber 500 is formed between chair crossbeam 301 and the second seat beam 302 so that when side impact occurs, hard force can provide vehicle body Energy-absorbing chamber 500 transmit, hard force discharged, and has certain deformation and energy-absorbing function so that vehicle body is safer, protects The personal safety of occupant is demonstrate,proved.

Building structure ontology 400 is connect with the second seat beam 302, so that between cavity 401 and energy-absorbing chamber 500 It is spaced the side wall of second seat beam 302, it, can be directly by the energy in cavity 401 when having energy in cavity 401 Amount is transferred to by the side wall of the second seat beam 302 in energy-absorbing chamber 500, then is transferred at rear floor by energy-absorbing chamber 500, And by the transmission of cavity 401 and the deformation of energy-absorbing chamber 500 and energy-absorbing, it can so that building structure ontology 400 is more preferable The energy transmission by preceding longitudinal floor beam 200 to seat beam 300 and rear floor at so that design is more reasonable, more in fact With.

Further, building structure ontology 400 is provided with electrophoresis gas vent 402 with 300 junction of seat beam.

Electrophoresis (Electrophoresis) refers to that the phenomenon that electrically charged particle or molecule move in the electric field is known as electricity Swimming, wherein electrophoresis also known as electricity, swimming paint, electro-deposition ensure that by acting on vehicle paint base in seat beam 300 and build knot The antiseptic and rustproof function of structure ontology 400 and seat beam 300, by building structure ontology 400 and seat beam 300 It is bonded out increase electrophoresis gas vent 402, it is ensured that electrophoretic effects meet requirement for anticorrosion.

Further, the surface of building structure ontology 400 is provided with location hole 403, and seat beam 300 corresponds to location hole 403 position is provided with threaded hole, and screw is connect by location hole 403 with threaded hole, and building structure ontology 400 is fixed At seat beam 300.

Further, location hole 403 is provided with multiple, and multiple location holes 403 are along building structure ontology 400 by nearby One end of plate longeron 200 to the other end is uniformly arranged.

Wherein, the quantity of location hole 403 is two, three, four etc., preferably, the quantity of location hole 403 is two, It ensure that building structure ontology 400 in the steady positioning of seat beam 300, meets size assembly by two location holes 403 It is required that.

Longeron building structure provided in this embodiment, seat beam 300 include the first seat beam 301 and the second seat Crossbeam 302 forms energy-absorbing chamber 500, cavity 401 and energy-absorbing chamber 500 between first seat beam 301 and the second seat beam 302 Between be spaced the side wall of the second seat beam 302, can make building structure ontology 400 preferably by preceding longitudinal floor beam 200 At energy transmission to seat beam 300 and rear floor；In addition, by building structure ontology 400 and seat beam 300 It is bonded out increase electrophoresis gas vent 402, it is ensured that electrophoretic effects meet requirement for anticorrosion, and by multiple location holes 403, It is more convenient when so that building structure ontology 400 being installed, it ensure that building structure ontology 400 is flat in the positioning of seat beam 300 Surely, more practical.

On the basis of the above embodiments, further, the building structure sheet of longeron building structure provided in this embodiment Body 400 is U-shaped by one end of nearby longitudinal floor beam 200, and the opening of building structure ontology 400 floor 100 forward.

Specifically, building structure ontology 400 and preceding longitudinal floor beam 200 have U-shaped main body, and U type main bodys include top and company It is connected on the side wall at top both ends, side wall forms welded plate to fold on the outside of U-shaped main body, and the side of side wall is additionally provided with multiple welding Sole, the welded plate of preceding longitudinal floor beam 200 are welded with preceding floor 100, the welded plate and seat beam of building structure ontology 400 300 welding；Multiple welding soles of preceding longitudinal floor beam 200 are welded with multiple welding soles of building structure ontology 400, so as to take Structural body 400 is built to be fixedly connected with preceding longitudinal floor beam 200.

Preferably, building structure ontology 400 is welded with preceding floor 100 and 300 edge of seat beam respectively, so as to Prevent junction from desoldering or fracture occurring in the collision of high intensity.

Further, 400 opening of building structure ontology is provided with flange made of outward bending.Further, it builds Structural body 400 is fixedly connected by flange with preceding floor 100.

It wherein, can be more preferably by turning over since 400 opening of building structure ontology is provided with flange made of outward bending While building structure ontology 400 is made to be fixedly connected with seat beam 300.

Preferably, building structure ontology 400, preceding longitudinal floor beam 200 pass through sheet-metal formed.

Metal plate is to integrate cold machining process for sheet metal, including cut, rush/cut/compound, folding, riveting, splicing, molding Deng having the characteristics that light-weight, intensity is high, conductive, at low cost, scale of mass production performance is good.

Further, the material of building structure ontology 400 is steel plate, and specifically, the material of building structure ontology 400 is cold Rolled steel plate.

Cold rolling is to carry out rolling below recrystallization temperature at normal temperatures, cold-rolled steel sheet using hot-rolled sheet coil as raw material It is exactly by the steel plate of cold rolling process production, cold-rolled steel sheet has the characteristics that high rigidity.

Longeron building structure provided in this embodiment has U-shaped by building structure ontology 400 and preceding longitudinal floor beam 200 Main body, opening, which is provided with flange, can more ensure building structure ontology 400 and preceding floor 100 and seat beam 300 Welding, and after building structure ontology 400 and seat beam 300 weld, form the cavity 401 of sealing, be conducive to vehicle floor The reinforcement of entire longeron skeleton structure intensity, improves security performance, ensure that the personal safety of passenger to greatest extent, more in fact With.

A kind of automobile provided in this embodiment, including the longeron building structure；Due to automobile provided in this embodiment Technique effect it is identical as the technique effect of longeron building structure of above-mentioned offer, details are not described herein again.

Finally it should be noted that：The above various embodiments is only to illustrate the technical solution of the utility model, rather than limits it System；Although the utility model has been described in detail with reference to the foregoing embodiments, those skilled in the art should Understand：It still can be with technical scheme described in the above embodiments is modified, either to which part or whole Technical characteristic carries out equivalent replacement；And these modifications or replacements, this practicality that it does not separate the essence of the corresponding technical solution are new The range of each embodiment technical solution of type.

Claims (10)

1. a kind of longeron building structure, which is characterized in that including：Preceding floor, preceding longitudinal floor beam, seat beam and building structure sheet Body；

The preceding floor is connect with the seat beam, and the preceding longitudinal floor beam is connect with the preceding floor；

The building structure ontology is set between the preceding longitudinal floor beam and the seat beam, and the building structure ontology It is connect respectively with the end of the preceding longitudinal floor beam and the seat beam, the building structure ontology and the preceding floor and institute It states and forms closed cavity between seat beam.

2. longeron building structure according to claim 1, which is characterized in that the seat beam includes the first seat beam With the second seat beam, first seat beam is connect with the preceding floor, first seat beam and second described Chair crossbeam connects, and energy-absorbing chamber is formed between first seat beam and second seat beam；

The building structure ontology is connect with second seat beam, by the energy transmission in the cavity to the energy-absorbing Intracavitary.

3. longeron building structure according to claim 1, which is characterized in that the building structure ontology is horizontal with the seat Beam junction is provided with electrophoresis gas vent.

4. longeron building structure according to claim 1, which is characterized in that the surface of the building structure ontology is provided with Location hole, the position that the seat beam corresponds to the location hole are provided with threaded hole, screw by the location hole with it is described Threaded hole connects, and the building structure ontology is fixed at the seat beam.

5. longeron building structure according to claim 4, which is characterized in that the location hole is provided with multiple, Duo Gesuo One end to the other end of the location hole along the building structure ontology close to the preceding longitudinal floor beam is stated to be uniformly arranged.

6. longeron building structure according to claim 5, which is characterized in that the building structure ontology is close to described preceding One end of plate longeron is U-shaped, and the building structure body openings are to the preceding floor.

7. longeron building structure according to claim 6, which is characterized in that be provided at the building structure body openings Flange made of outward bending.

8. longeron building structure according to claim 7, which is characterized in that the building structure ontology passes through the flange It is fixedly connected with the preceding floor.

9. according to claim 1-8 any one of them longeron building structures, which is characterized in that the material of the building structure ontology Material is steel plate.

10. a kind of automobile, which is characterized in that including such as claim 1-9 any one of them longeron building structure.