CN205574060U - Cantilever structures before visitor turning mold massing - Google Patents

Abstract

The utility model relates to a cantilever structures before visitor turning mold massing, cross -section roof beam assembly after the front overhang starting section roof beam assembly, connection longeron assembly and the front overhang that in the past set gradually backward. The thrust bearing assembly is installed in the middle section of front overhang starting section roof beam assembly, and the thrust bearing assembly is installed down to the bottom. Connect the longeron assembly and connect the longeron assembly including the left longeron assembly of connecting that the symmetry set up with the right side. A left side is connected the left side of longeron assembly and is installed left air -bag support assembly. The right side is connected the right side of longeron assembly and is installed right air -bag support assembly. Stiffening beam assembly in the middle part of being connected with between the middle section upper end of left side connection longeron assembly and the middle section upper end that the longeron assembly is connected on the right side. Be connected with horizontal thrust bearing support assembly between the middle section lower extreme of left side connection longeron assembly and the middle section lower extreme that the longeron assembly is connected on the right side. The utility model has the characteristics of universalization intensity height, low in labor strength, production cycle is short, space utilization is high, and satisfy the light -weighted requirement of passenger train.

Description

A kind of passenger vehicle modularity front suspended beam structure

Technical field

This utility model relates to Bus Technology field, is specifically related to a kind of passenger vehicle modularity front suspended beam structure.

Background technology

All-loading coach is good due to its structural strength, passive safety, is widely adopted on present high-end large-scale passenger vehicle.Owing to all-loading coach skeleton is a kind of integral truss-type closed-loop structure, its main body is to be welded by substantial amounts of little rectangular tube, and therefore, all-loading coach also has the difficulty that welding labor intensity is high, workload is big, welding precision needs various frocks to ensure.And in a Bus Frame, the namely fore suspension and rear suspension structure that welding difficulty is maximum, required precision is the highest.For the identical forward mounting of outfit on different passenger vehicles, entirely carrying all-in-one-piece design feature due to it, its front overhang section also differs, it is also desirable to different frocks ensures, adds railway car manufacture cost.

Utility model content

The purpose of this utility model is to provide a kind of passenger vehicle modularity front suspended beam structure, this modularity front suspended beam structure can solve the problem that the deficiencies in the prior art, have that generalization intensity is high, labor intensity is low, with short production cycle, space availability ratio high, and meet the light-weighted requirement of passenger vehicle.

For achieving the above object, this utility model have employed techniques below scheme:

A kind of passenger vehicle modularity front suspended beam structure, including the assembly that cuts section bar after front overhang starting section beam assembly, longitudinal beam connected assembly and the front overhang set gradually from front to back；The stage casing of described front overhang starting section beam assembly is provided with lifting force seat assembly, and the bottom of front overhang starting section beam assembly is provided with lower thrust bearing assembly；Described longitudinal beam connected assembly includes symmetrically arranged left longitudinal beam connected assembly and right longitudinal beam connected assembly；The left side of described left longitudinal beam connected assembly is provided with left air-bag support assembly；The right side of described right longitudinal beam connected assembly is provided with right air-bag support assembly；Connect between upper end, stage casing and the upper end, stage casing of described right longitudinal beam connected assembly of described left longitudinal beam connected assembly and have middle part buttress brace assembly；Connect between lower end, stage casing and the lower end, stage casing of described right longitudinal beam connected assembly of described left longitudinal beam connected assembly and have lateral thrust seat support assembly.

Further, described front overhang starting section beam assembly includes the first entablature and the first sill from up to down set gradually, the first left column being successively set on from left to right between the first entablature and the first sill and the first right column, the the first left diagonal brace being symmetricly set between the first entablature and the first sill and the first right diagonal brace, diagonal brace strengthened by the first reinforcement diagonal brace and second between the first left column and the first right column arranged in a crossed manner, the the first left connection column being arranged between the first left diagonal brace and the first sill and the first right connection column being arranged between the first right diagonal brace and the first sill.

Described first left diagonal brace, its upper end is connected on the junction on the left of described first entablature and described first left column, and its lower end is connected to the left end of described first sill；Described first right diagonal brace, its upper end is connected on the junction of described first entablature and described first right column, and its lower end is connected to the right-hand member of described first sill；Described first strengthens diagonal brace, and its upper end is connected on the junction on the right side of described first entablature and described first left column, and its lower end is connected on the junction on the left of described first sill and described first right column；Described second strengthens diagonal brace, and its upper end is connected on the junction on the left of described first entablature and described first right column, and its lower end is connected on the junction on the right side of described first sill and described first left column.

Further, described left longitudinal beam connected assembly is identical with the structure of right longitudinal beam connected assembly, all includes stamping forming steel stamping part and several the first reinforcement gussets being arranged on steel stamping part；The bottom of described steel stamping part is provided with the groove for dodging propons；The top of described steel stamping part and bottom are equipped with reinforcement flange；QS pilot hole and several the first lightweight through holes are offered on described steel stamping part.

Further, described left air-bag support assembly and right air-bag support assembly are symmetrical arranged, and the structure of the two is identical, all includes air-bag support plate, the front vertical plate being connected to described air-bag support plate rear and front end and back vertical plate, be arranged on the shock absorber support plate on rear side of described back vertical plate and be connected to the amortisseur cant board between described back vertical plate and described shock absorber support plate；Air bag pipeline connecting hole is offered on described air-bag support plate；Shock absorber mounting hole is offered on described shock absorber support plate；Several the second lightweight through holes are all offered on described front vertical plate and back vertical plate.

Described back vertical plate includes the first back vertical plate, the second back vertical plate and the 3rd back vertical plate that bending successively is connected；And described first back vertical plate and the 3rd back vertical plate lay respectively at two ends before and after described second back vertical plate；The leading flank of described amortisseur cant board is connected to the trailing flank of described second back vertical plate；On the left surface of the shock absorber support plate that the right flank of the amortisseur cant board of described left air-bag support assembly is connected to left air-bag support assembly；On the right flank of the shock absorber support plate that the left surface of the amortisseur side elevation of described right air-bag support assembly is connected to left air-bag support assembly.

The top of described air-bag support plate is provided with several the second reinforcement gussets；The bottom side of the being provided with gusset of described air-bag support plate；Described second strengthens gusset is included in the first reinforcement portion, the second reinforcement portion and the 3rd reinforcement portion that described air-bag support plate top is the distribution of trident star；Described side's gusset is positioned at the lower section in described second reinforcement portion.

The described left front vertical plate of air-bag support assembly and the left end of back vertical plate are equipped with a left side and cut sth. askew breach, and cut sth. askew on the described left side bottom of right-hand member of breach of this front vertical plate and back vertical plate is equipped with left level connection joint portion；The described right front vertical plate of air-bag support assembly and the right-hand member of back vertical plate are equipped with the right side and cut sth. askew breach, and cut sth. askew on the described right side bottom of left end of breach of this front vertical plate and back vertical plate is provided with right level connection joint portion.

Further, described middle part buttress brace assembly includes X-type support beam, the top support beam being arranged on X-type support beam top and the left reinforcing plate being symmetricly set on two ends, top support beam left and right and right reinforcing plate；Described X-type support beam includes the first support beam arranged in a crossed manner and the second support beam；Described left reinforcing plate is identical with the structure of right reinforcing plate, the reinforcing plate main body all reporting triangle and the some plug welding circular holes being opened in reinforcing plate main body.

Further, described lateral thrust seat support assembly includes U-shaped beam, embeds and be arranged on the lateral thrust seat of left end in described U-shaped beam and be arranged on the left reinforcement angle at two ends, left and right, described U-shaped back portion and right reinforcement angle；Open Side Down for described U-shaped beam, and this U-shaped beam includes top connecting plate and the front connecting plate being symmetricly set on connecting plate rear and front end, top and rear connecting plate；The lower end of described front connecting plate and described rear connecting plate is equipped with declivity incised notch mouth；Described lateral thrust seat is the U-shaped foundry goods that Open Side Down, and this U-shaped foundry goods includes foundry goods main body, the mounting groove being opened in lower end, foundry goods main body stage casing and the installation through hole being opened in foundry goods main body；Described left reinforcement angle and right reinforcement angle are symmetrical arranged, and the two structure is identical, all include the reinforcing plate of symmetrically arranged two right triangular shape and are connected to the middle connecting plate between two reinforcing plates.

Further, the second entablature that the assembly that cuts section bar after described front overhang includes from up to down setting gradually and the second sill, the second left column being successively set between the second entablature and the second sill from left to right and the second right column, the second left diagonal brace being symmetricly set between the second entablature and the second sill and the second right diagonal brace and the 3rd reinforcement diagonal brace between the second left column and the second right column arranged in a crossed manner and the 4th reinforcement diagonal brace.

Described second left diagonal brace, its upper end is connected on the junction on the left of described second entablature and described second left column, and its lower end is connected to the left end of described second sill；Described second right diagonal brace, its upper end is connected on the junction of described second entablature and described second right column, and its lower end is connected to the right-hand member of described second sill；Described 3rd strengthens diagonal brace, and its upper end is connected on the junction on the right side of described second entablature and described second left column, and its lower end is connected on the junction on the left of described second sill and described second right column；Described 4th strengthens diagonal brace, and its upper end is connected on the junction on the left of described second entablature and described second right column, and its lower end is connected on the junction on the right side of described second sill and described second left column.

Further, described lifting force seat assembly includes symmetrically arranged upper left thrust bearing assembly and upper right thrust bearing assembly；The two ends, left and right of described upper left thrust bearing assembly are connected on described first left connection column and described first left column；The two ends of described upper right thrust bearing assembly are connected to described first right column and right are connected on column with described first.

Described upper left thrust bearing assembly is identical with the structure of upper right thrust bearing assembly, all include the first lifting force pedestal set gradually from left to right and the second lifting force pedestal, be connected between the first lifting force pedestal and the second lifting force pedestal first laterally strengthen connecting plate, be arranged on the horizontal fixed connecting plate of first on the left of the first lifting force pedestal, be arranged on the horizontal fixed connecting plate of second on the right side of the second lifting force pedestal and be arranged on the longitudinally reinforced connecting plate on front side of the first lifting force pedestal and the second lifting force pedestal；Described first lifting force pedestal and the second lifting force pedestal are symmetrical arranged, and the two structure is identical, all include the first pedestal of cylinder and are opened in the first installation through hole in the middle of the first pedestal；Offer on described longitudinally reinforced connecting plate, with described first, the through hole that through hole is connected is installed；Described first end laterally strengthening connecting plate is connected with the middle front end of described first pedestal, and described first laterally reinforcement connecting plate end be respectively provided on two sides with the first arc transition portion up and down；The left end of the described first horizontal fixed connecting plate and the right-hand member of the described second horizontal fixed connecting plate all offer seam；Described longitudinally reinforced connecting plate includes that middle longitudinally reinforced connecting plate and bending are connected between the longitudinally reinforced connecting plate in a left side and the longitudinally reinforced connecting plate in the right side at two ends, longitudinally reinforced connecting plate left and right；The longitudinally reinforced connecting plate of the longitudinally reinforced connecting plate in a described left side and the right side is respectively positioned on the rear side of the longitudinally reinforced connecting plate in described centre.

Further, described lower thrust bearing assembly includes symmetrically arranged lower-left thrust bearing assembly and bottom right thrust bearing assembly；Described left thrust bearing assembly is arranged on the bottom of the sill of the first left column and the first sill junction；Described bottom right thrust bearing assembly is arranged on the bottom of the sill of the first right column and the first sill junction.

Described lower-left thrust bearing assembly is identical with the structure of bottom right thrust bearing assembly, all include set gradually from left to right first time thrust pedestal and second time thrust pedestal, be connected between described first time thrust pedestal and second time thrust pedestal second laterally strengthen connecting plate, be connected to the first longitudinally fixed connecting plate above described first time thrust pedestal, be connected to the second longitudinally fixed connecting plate above described second time thrust pedestal and be arranged on the upper junction plate above the first longitudinally fixed connecting plate and the second longitudinally fixed connecting plate；Described first time thrust pedestal and second time thrust pedestal are symmetrical arranged, and the two structure is identical, all include the second pedestal of cylinder and are opened in the second installation through hole in the middle of the second pedestal；Described second end laterally strengthening connecting plate is connected with the middle front end of described second pedestal, and described second laterally reinforcement connecting plate end be respectively provided on two sides with the second arc transition portion up and down；Described upper junction plate includes the first connecting portion and tilts to be connected to the second connecting portion above the first connecting portion rear end.

From above technical scheme, the dependency structure installed with passenger vehicle forward mounting is refined into a module by this utility model, and arranges and multiple be connected interface with underframe of coach, makes front suspended beam structure become a generalization module.Directly combine when there being vehicle to be equipped with corresponding forward mounting and select, it is possible to greatly reduce frock and put into.This utility model takes full advantage of lightweight principle, to greatest extent by unified to structure stress part and functor, and irredundant structure.Space hold is also minimized by this utility model, car load space utilization is maximized.Front suspended beam mechanical development is become profiled member by this utility model, can not only reduce labor intensity to greatest extent, also have the feature of versatility, can get ready the goods in advance, be effectively reduced the production cycle when running into order.

Accompanying drawing explanation

Fig. 1 is structural representation of the present utility model；

Fig. 2 is the structural representation of front overhang starting section beam assembly；

Fig. 3 is the structural representation one of left longitudinal beam connected assembly；

Fig. 4 is the structural representation two of left longitudinal beam connected assembly；

Fig. 5 is the structural representation of upper left thrust bearing assembly；

Fig. 6 is the assembling structural representation of upper left thrust bearing assembly and thrust bearing；

Fig. 7 is the attachment structure schematic diagram of upper left thrust bearing assembly and front overhang starting section beam assembly；

Fig. 8 is the structural representation of lower-left thrust bearing assembly；

Fig. 9 is the attachment structure schematic diagram of lower-left thrust bearing assembly and front overhang starting section beam assembly；

Figure 10 is the structural representation of middle part buttress brace assembly；

Figure 11 is the structural representation of lateral thrust seat support assembly；

Figure 12 is the structural representation of U-shaped beam；

Figure 13 is the structural representation of lateral thrust seat；

Figure 14 is the structural representation of left air-bag support assembly；

Figure 15 is the structural representation of air-bag support plate；

Figure 16 is the structural representation of front vertical plate；

Figure 17 is the structural representation of back vertical plate；

Figure 18 is the structural representation of assembly of cutting section bar after front overhang；

Figure 19 is this utility model assembling structural representation on underframe of coach.

Wherein:

null1、Front overhang starting section beam assembly，101、First entablature，102、First sill，103、First left column，104、First right column，105、First left diagonal brace，106、First right diagonal brace，107、First strengthens diagonal brace，108、Second strengthens diagonal brace，109、First left connection column，110、First right connection column，111、Upper left thrust bearing assembly，112、Upper right thrust bearing assembly，113、Lower-left thrust bearing assembly，114、Bottom right thrust bearing assembly，115、First lifting force pedestal，116、Second lifting force pedestal，117、First laterally strengthens connecting plate，118、First horizontal fixed connecting plate，119、Second horizontal fixed connecting plate，120、Longitudinally reinforced connecting plate，121、First arc transition portion，122、First installs through hole，123、Seam，124、Left longitudinally reinforced connecting plate，125、Middle longitudinally reinforced connecting plate，126、Right longitudinally reinforced connecting plate，127、First time thrust pedestal，128、Second time thrust pedestal，129、Second laterally strengthens connecting plate，130、Second transition arc portion，131、First longitudinally fixed connecting plate，132、Second longitudinally fixed connecting plate，133、Upper junction plate，134、First connecting portion，135、Second connecting portion，136、Second installs through hole，2、Left longitudinal beam connected assembly，201、Steel stamping part，202、First strengthens gusset，203、Strengthen flange，204、First lightweight through hole，205、QS pilot hole，206、For dodging the groove of propons，3、Right longitudinal beam connected assembly，4、Middle part buttress brace assembly，401、First support beam，402、Second support beam，403、Top support beam，404、Left reinforcing plate，405、Right reinforcing plate，406、Plug welding circular hole，5、Lateral thrust seat assembly，501、U-shaped beam，502、Lateral thrust seat，503、Left reinforcement angle，504、Right reinforcement angle，505、Front connecting plate，506、Top connecting plate，507、Rear connecting plate，508、Declivity incised notch mouth，509、Foundry goods main body，510、Mounting groove，511、Through hole is installed，6、Left air-bag support assembly，601、Air-bag support plate，602、Front vertical plate，603、Back vertical plate，604、Shock absorber support plate，605、Amortisseur cant board，606、Air bag pipeline connecting hole，607、First reinforcement portion， 608、Second reinforcement portion，609、3rd reinforcement portion，610、Side's gusset，611、Second lightweight through hole，612、Shock absorber mounting hole，613、First back vertical plate，614、Second back vertical plate，615、3rd back vertical plate，616、Cut sth. askew breach in a left side，617、Left level connection joint portion，7、Right air-bag support assembly，8、Cut section bar after front overhang assembly，801、Second entablature，802、Second sill，803、Second left column，804、Second right column，805、Second left diagonal brace，806、Second right diagonal brace，807、3rd strengthens diagonal brace，808、4th strengthens diagonal brace，9、Underframe of coach，10、Thrust bearing.

Detailed description of the invention

Below in conjunction with the accompanying drawings this utility model is described further:

A kind of passenger vehicle modularity front suspended beam structure as shown in Fig. 1-Figure 19, including the assembly 8 that cuts section bar after front overhang starting section beam assembly 1, longitudinal beam connected assembly and the front overhang set gradually from front to back.The stage casing of described front overhang starting section beam assembly 1 is provided with lifting force seat assembly, and the bottom of front overhang starting section beam assembly 1 is provided with lower thrust bearing assembly；Described longitudinal beam connected assembly includes symmetrically arranged left longitudinal beam connected assembly 2 and right longitudinal beam connected assembly 3；The left side of described left longitudinal beam connected assembly 2 is provided with left air-bag support assembly 6；The right side of described right longitudinal beam connected assembly 3 is provided with right air-bag support assembly 7；Connect between upper end, stage casing and the upper end, stage casing of described right longitudinal beam connected assembly 3 of described left longitudinal beam connected assembly 2 and have middle part buttress brace assembly 4；Connect between lower end, stage casing and the lower end, stage casing of described right longitudinal beam connected assembly 3 of described left longitudinal beam connected assembly 2 and have lateral thrust seat support assembly 5.Assuming there are two different passenger vehicles, the underframe height of a passenger vehicle is 1.2m, the underframe height of another passenger vehicle is 1.5m.These two passenger vehicles of hypothesis are equipped with identical forward mounting (propons is connected on front suspended beam) by forward mounting, it means that forward mounting installation on front suspended beam is identical.But owing to the height of two underframe of coach 9 is different, a 1.2m, a 1.5m, it is therefore desirable to two front suspended beams of design.This block that forward mounting is installed by this utility model is independent makes a modular front suspended beam structure, although so the height of underframe of coach is different, but this block of front suspended beam structure described in the utility model (being also the most complicated place) is constant, and change is upper height.

Traditional passenger car airbag support is arranged above special structure to connect air-bag support, although but this structural strength is high also the heaviest, the utilization rate of material is the lowest, and the height space that attachment structure needs are higher is set on top, many passenger vehicles are relatively low and need to design air bag attachment structure and cause inside passenger vehicle needs prominent certain altitude in car at front overhang due to underframe, the most not convenient the most unsightly.And the attachment structure of the attachment structure of shock absorber support and air-bag support is independently arranged, manifest the heaviness of traditional structure further.Under passenger vehicle normal operating condition, the power upwards of the air bag that left and right air-bag support assembly is respectively subjected to, owing to left and right air-bag support assembly described in the utility model is cantilever design, this can produce inside torsional moment, due to left and right torsional moment the most internally, have in structure middle part buttress brace assembly its have enough intensity to undertake the torsional moment from both sides.Torsional moment from about macroscopic analysis has the trend cancelled out each other, passenger vehicle modularity front suspended beam structure described in the utility model mainly to undertake active force upwards simultaneously, even if long-term operation, structure also will not deform.

As shown in Figure 2, described front overhang starting section beam assembly 1 includes the first entablature 101 and the first sill 102 from up to down set gradually, the first left column 103 and the first right column 104 being successively set on from left to right between the first entablature 101 and the first sill 102, the first left diagonal brace 105 and the first right diagonal brace 106 being symmetricly set between the first entablature 101 and the first sill 102, diagonal brace 108 strengthened by the first reinforcement diagonal brace 107 and second between the first left column 103 and the first right column 104 arranged in a crossed manner, be arranged between the first left diagonal brace 105 and the first sill 102 first left be connected column 109 and be arranged between the first right diagonal brace 106 and the first sill 102 first right be connected column 110.

Described first left diagonal brace 105, its upper end is connected on the junction on the left of described first entablature 101 and described first left column 103, and its lower end is connected to the left end of described first sill 102；Described first right diagonal brace 106, its upper end is connected on the junction of described first entablature 101 and described first right column 104, and its lower end is connected to the right-hand member of described first sill 102；Described first strengthens diagonal brace 107, and its upper end is connected on the junction on the right side of described first entablature 101 and described first left column 103, and its lower end is connected on the junction on the left of described first sill 102 and described first right column 104；Described second strengthens diagonal brace 108, and its upper end is connected on the junction on the left of described first entablature 101 and described first right column 104, and its lower end is connected on the junction on the right side of described first sill 102 and described first left column 103.

Specifically, the first entablature 101 is as the connection interface of front overhang starting section beam assembly 1 with underframe of coach 9 top.The rear facade of first left column the 103, first right column 104 is connected simultaneously respectively with described left and right longitudinal beam connected assembly, and the front facade of the two can be as the connection interface of left-right longeron anterior with underframe of coach 9.First sill 102 can be as the connection interface with underframe of coach 9 understructure.Described first left diagonal brace 105 and the first right diagonal brace 106 are symmetrical arranged, and the two is the structural reinforcement member of the beam assembly left and right sides, front overhang starting section.Diagonal brace 108 strengthened by first reinforcement diagonal brace 107 and second arranged in a crossed manner, and the cross-sectional internal as front overhang starting section beam assembly strengthens reinforcement, and the inside strengthening of the i.e. first left column 103 and the first right column 104 is strengthened；By analyzing the structure stress of left and right air-bag support assembly, due to whole left and right longitudinal beam connected assembly all by torsional moment that bigger both sides are inside, therefore, the inside strengthening reinforcement of first left column the 103, first right column 104 being connected with left and right longitudinal beam connected assembly has necessity.

As shown in Figure 3 and Figure 4, described left longitudinal beam connected assembly 2 is identical with the structure of right longitudinal beam connected assembly 3, all includes stamping forming steel stamping part 201 and several the first reinforcement gussets 202 being arranged on steel stamping part 201；The bottom of described steel stamping part 201 is provided with the groove 206 for dodging propons；The top of described steel stamping part 201 and bottom are equipped with reinforcement flange 203；QS pilot hole 205 and several the first lightweight through holes 204 are offered on described steel stamping part 201.

Specifically, described left and right longitudinal beam connected assembly is left and right symmetrical part, and the two is front overhang longitudinal connection structure.By being provided for dodging the groove 206 of propons, it is possible to interfere with left and right longitudinal beam connected assembly when avoiding propons to beat.By being respectively provided with reinforcement flange at the top of steel stamping part and bottom, by increasing capacitance it is possible to increase the structural strength of steel stamping part.Described first lightweight through hole, for alleviating the weight of left and right longitudinal beam connected assembly, meets the light-weighted requirement of passenger vehicle, and the corner of several the first lightweight through holes is round-corner transition, concentrates with the stress avoiding shape sudden change to cause.Described first reinforcement gusset is two, is separately positioned on the two ends, left and right of steel stamping part, and two first are strengthened gussets and lay respectively between two the first lightweight through holes, are reinforced with the transfer route to inside configuration power.Traditional longitudinal beam connected is that various rectangular pipe fittings is welded, and its weight is relatively big and welding labor intensity is high.This utility model uses punch forming part to be fabricated to left and right longitudinal beam connected assembly, and effectively reduce labor intensity and weight, suitable production in enormous quantities, and want specialized designs lateral stability shaft bar in traditional architectures, may dispense with this support with left and right longitudinal beam connected assembly described in the utility model.

As shown in Figure 5-Figure 7, described lifting force seat assembly includes symmetrically arranged upper left thrust bearing assembly 111 and upper right thrust bearing assembly 112；The two ends, left and right of described upper left thrust bearing assembly 111 are connected on described first left connection column 109 and described first left column 103；The two ends of described upper right thrust bearing assembly 112 are connected to described first right column 104 and right are connected on column 110 with described first.

Described upper left thrust bearing assembly 111 is identical with the structure of upper right thrust bearing assembly 112, all include the first lifting force pedestal 115 and the second lifting force pedestal 116 set gradually from left to right, it is connected to first between the first lifting force pedestal 115 and the second lifting force pedestal 116 and laterally strengthens connecting plate 117, it is arranged on the horizontal fixed connecting plate 118 of first on the left of the first lifting force pedestal 115, it is arranged on the on the right side of the second lifting force pedestal 116 second horizontal fixed connecting plate 119 and is arranged on the longitudinally reinforced connecting plate 120 on front side of the first lifting force pedestal 115 and the second lifting force pedestal 116；Described first lifting force pedestal 115 and the second lifting force pedestal 116 are symmetrical arranged, and the two structure is identical, all include the first pedestal of cylinder and are opened in the first installation through hole 122 in the middle of the first pedestal；Offer on described longitudinally reinforced connecting plate 120, with described first, the through hole that through hole 122 is connected is installed；Described first end laterally strengthening connecting plate 117 is connected with the middle front end of described first pedestal, and described first laterally reinforcement connecting plate 117 end be respectively provided on two sides with the first arc transition portion 121 up and down；The left end of the described first horizontal fixed connecting plate 118 and the right-hand member of the described second horizontal fixed connecting plate 119 all offer seam 123；Described longitudinally reinforced connecting plate 120 includes that middle longitudinally reinforced connecting plate 125 and bending are connected between the longitudinally reinforced connecting plate in a left side 124 and the longitudinally reinforced connecting plate in the right side 126 at longitudinally reinforced connecting plate about 125 two ends；The longitudinally reinforced connecting plate of the longitudinally reinforced connecting plate in a described left side 125 and the right side 126 is respectively positioned on the rear side of the longitudinally reinforced connecting plate in described centre 125.

Specifically, existing lifting force seat is square solid casting, and the construction features not according to skeleton designs, and only meets functional requirement and self-strength that thrust bearing connects, it also needs to by complex rectangular tube bridging arrangement with the connection of vehicle frame to ensure bonding strength, structure bulky.Upper left described in the utility model thrust bearing assembly and upper right thrust bearing assembly, have several advantages that (1) considers the topology requirement that thrust bearing connects, design the first lifting force pedestal 115 and 116 two cylindrical structure parts of the second lifting force pedestal, and on the first pedestal, offer the first installation through hole 122.First effect installing through hole 122 has following two aspects: first, if not using through hole, but use tapped blind hole, be then difficult to take out the bolt of fracture when bolt fracture, also waste time and energy even if can take out, and often have the thrust bearing of passenger vehicle cannot take out because of Broken bolt, and to cut the whole thrust bearing of replacing, workload is huge, therefore, the first installation through hole that this utility model is used, it is possible to when bolt fracture, takes out break bolt very conveniently and changes；Second, for screwed hole, the positioning accuracy request of the first installation through hole 122 is relatively low, it is possible to make welding production more convenient, and accepted product percentage is higher.(2) this utility model laterally strengthens connecting plate 117 by arranging first at the first lifting force pedestal and two cylindrical structure parts of the second lifting force pedestal, it is possible to the first lifting force pedestal and the second lifting force pedestal play the effect adding strong ties.(3) this utility model is connected with the middle front end of described first pedestal by the described first horizontal end strengthening connecting plate 117, even if being provided with space between the rear end of the first lifting force pedestal and the second lifting force pedestal, it is possible to ensure the installing space of passenger vehicle thrust bearing 10.(4) this utility model is respectively provided on two sides with the first arc transition portion 121 up and down by laterally strengthen connecting plate 117 end first, is in order to avoid stress concentrates the connection tear caused.(5) this utility model is by all offering seam 123 at the left end of the described first horizontal fixed connecting plate 118 and the right-hand member of the described second horizontal fixed connecting plate 119, it is possible to ensure fully being connected of left and right lifting force seat assembly and front overhang starting section beam assembly.(6) this utility model is by arranging longitudinally reinforced connecting plate, it is possible to strengthen the structure of upper left thrust bearing assembly and upper right thrust bearing assembly, makes upper left thrust bearing assembly and upper right thrust bearing assembly be stuck on two columns of front overhang starting section beam assembly；Due to lifting force seat at Operation of Passenger Cars mainly by pulling force when braking, therefore, by making upper left thrust bearing assembly and upper right thrust bearing assembly be stuck on two columns of front overhang starting section beam assembly, it is possible to ensure fastness and reliability that upper left thrust bearing assembly, upper right thrust bearing assembly be connected with front overhang starting section beam assembly.Due to from the angle analysis of stress, power is maximum at two column structures linearly to be reduced toward both sides, therefore, this utility model forms by longitudinally reinforced connecting plate 120 is designed as being connected between by middle longitudinally reinforced connecting plate 125 and bending the longitudinally reinforced connecting plate in a left side 124 connecting plate longitudinally reinforced with the right side 126 at longitudinally reinforced connecting plate about 125 two ends, and make the longitudinally reinforced connecting plate of the longitudinally reinforced connecting plate in a described left side 125 and the right side 126 be respectively positioned on the rear side of the longitudinally reinforced connecting plate in described centre 125, meet mechanics principle, also it is to upper left thrust bearing assembly and the light-weight design of upper right thrust bearing assembly simultaneously.

As illustrated in figs. 8-9, described lower thrust bearing assembly includes symmetrically arranged lower-left thrust bearing assembly 113 and bottom right thrust bearing assembly 114；Described lower-left thrust bearing assembly 113 is arranged on the bottom of the sill of the first left column 103 and the first sill 102 junction；Described bottom right thrust bearing assembly 114 is arranged on the bottom of the sill 102 of the first right column 104 and the first sill 102 junction.

Described lower-left thrust bearing assembly 113 is identical with the structure of bottom right thrust bearing assembly 114, all include first time thrust pedestal 127 of setting gradually from left to right and second time thrust pedestal 128, it is connected to second between described first time thrust pedestal 127 and second time thrust pedestal 128 and laterally strengthens connecting plate 129, it is connected to the first longitudinally fixed connecting plate 131 above described first time thrust pedestal 127, it is connected to the second longitudinally fixed connecting plate 132 above described second time thrust pedestal 127 and is arranged on the upper junction plate 133 above the first longitudinally fixed connecting plate 131 and the second longitudinally fixed connecting plate 132；Described first time thrust pedestal 127 and second time thrust pedestal 128 are symmetrical arranged, and the two structure is identical, all include the second pedestal of cylinder and are opened in the second installation through hole 136 in the middle of the second pedestal；Described second end laterally strengthening connecting plate 129 is connected with the middle front end of described second pedestal, and described second laterally reinforcement connecting plate 129 end be respectively provided on two sides with the second arc transition portion 130 up and down；Described upper junction plate 133 includes the first connecting portion 134 and tilts to be connected to the second connecting portion 135 above the first connecting portion 134 rear end.

Specifically, existing lower thrust bearing assembly is square solid casting, it designs not according to the construction features of skeleton, only meet functional requirement and self-strength that thrust bearing connects, it also needs to by complex rectangular tube bridging arrangement with the connection of bus frame to ensure bonding strength, structure bulky.Lower thrust bearing assembly described in the utility model has the advantage that (1) lower thrust bearing assembly described in the utility model, consider the topology requirement that thrust bearing connects, design first time thrust pedestal 127 and 128 two cylindrical structure parts of second time thrust pedestal, and in the middle of the second pedestal, offer the second installation through hole.Second effect installing through hole 128 has following two aspects: first, if not using through hole, but use tapped blind hole, be then difficult to take out the bolt of fracture when bolt fracture, also waste time and energy even if can take out, and often have the thrust bearing of passenger vehicle cannot take out because of Broken bolt, and to cut the whole thrust bearing of replacing, workload is huge, therefore, the second installation through hole that this utility model is used, it is possible to when bolt fracture, takes out break bolt very conveniently and changes；Second, for screwed hole, the positioning accuracy request of the second installation through hole 128 is relatively low, it is possible to make welding production more convenient, and accepted product percentage is higher.(2) pass through to arrange second between first time thrust pedestal and second time thrust pedestal and laterally strengthen connecting plate, it is possible to booster action is played in the connection to first time thrust pedestal and second time thrust pedestal.(3) by the second horizontal end strengthening connecting plate 129 is connected with the middle front end of the second pedestal, even if being provided with space between first time thrust pedestal and the rear end of second time thrust pedestal, it is possible to ensure the installing space of thrust bearing under passenger vehicle.(4) the second arc transition portion it is respectively provided on two sides with up and down by laterally strengthen connecting plate end second, it is possible to avoid stress to concentrate the connection tear caused.(5) by being respectively provided with the first longitudinally fixed connecting plate and the second longitudinally fixed connecting plate above first time thrust pedestal and second time thrust pedestal, it is not only convenient for being connected on upper junction plate first time thrust pedestal and second time thrust pedestal, additionally it is possible to the installing reserved and can meet lower thrust bearing installation requirements and can meet again the space of lower thrust bearing bob of thrust bearing under passenger vehicle.(6) by upper junction plate is designed as bent plate, and the curved arc of upper junction plate is the structure design according to underframe of coach, it is possible to guarantee upper junction plate is fully connected with underframe of coach.Owing to underframe of coach is narrower with the cant beam of upper junction plate junction, therefore, in order to improve the bonding strength of upper junction plate, this utility model is provided with corner cut at the two ends of upper junction plate, this corner cut ensure that the top of upper junction plate is fully connected with the cant beam on underframe of coach, and junction structure linear transitions, it is to avoid stress is concentrated, and also achieves the lightweight of lower thrust bearing assembly simultaneously.

As shown in Figure 10, described middle part buttress brace assembly includes X-type support beam, the top support beam being arranged on X-type support beam top and the left reinforcing plate 404 being symmetricly set on top support beam about 403 two ends and right reinforcing plate 405；Described X-type support beam includes the first support beam 401 and the second support beam 402 arranged in a crossed manner；Described left reinforcing plate 404 is identical with the structure of right reinforcing plate 405, the reinforcing plate main body all reporting triangle and the some plug welding circular holes 406 being opened in reinforcing plate main body.Middle part described in the utility model buttress brace assembly and lateral thrust seat support assembly together constitute a closed-loop, wherein two reinforcing plates (left reinforcing plate and right reinforcing plate) are designed to overall triangular in shape according to connection requirement, plug welding circular hole is had, to ensure bonding strength on it.

As shown in figures 11-13, described lateral thrust seat support assembly includes U-shaped beam 501, embeds and be arranged on the lateral thrust seat 502 of left end in described U-shaped beam 501 and be arranged on the left reinforcement angle 503 at two ends, left and right, described U-shaped beam 501 top and right reinforcement angle 504；Open Side Down for described U-shaped beam 501, and this U-shaped beam 501 includes top connecting plate 506 and the front connecting plate 505 being symmetricly set on top connecting plate 506 rear and front end and rear connecting plate 507；The lower end of described front connecting plate 505 and described rear connecting plate 507 is equipped with declivity incised notch mouth 508；Described lateral thrust seat 502 is the U-shaped foundry goods that Open Side Down, and this U-shaped foundry goods includes foundry goods main body 509, the mounting groove 510 being opened in lower end, foundry goods main body 509 stage casing and the installation through hole 511 being opened in foundry goods main body 509；Described left reinforcement angle 503 and right reinforcement angle 504 are symmetrical arranged, and the two structure is identical, all include the reinforcing plate of symmetrically arranged two right triangular shape and are connected to the middle connecting plate between two reinforcing plates.

Specifically, lateral thrust seat support assembly described in the utility model has the advantage that (1) lateral thrust seat is U-shaped foundry goods, by arranging mounting groove in the lower end in foundry goods main body stage casing, is to leave space to the installation of thrust bearing.(2) the installation through hole in foundry goods main body has the effect that first, if not using through hole, but use tapped blind hole, be then difficult to take out the bolt of fracture when bolt fracture, also waste time and energy even if can take out, and often have the thrust bearing of passenger vehicle cannot take out because of Broken bolt, and to cut the whole thrust bearing of replacing, workload is huge, therefore, the installation through hole that this utility model is used, it is possible to when bolt fracture, takes out break bolt very conveniently and changes；Second, for screwed hole, the positioning accuracy request installing through hole is relatively low, it is possible to make welding production more convenient, and accepted product percentage is higher.(3) thrust bearing is connected with underframe of coach by U-shaped beam, and is equipped with declivity incised notch mouth by the lower end of front connecting plate 505 and described rear connecting plate 507, can either meet mechanics principle, can save again material, meet the light-weighted requirement of passenger vehicle.(4) by arranging left reinforcement angle 503 and right reinforcement angle 504 at two ends, left and right, U-shaped back portion, it is possible to strengthen the bonding strength of lateral thrust seat support assembly and bus frame further.The lateral thrust seat support assembly that this utility model is used is not only a functor, also acts as the effect laterally strengthened bus frame longitudinal beam connected, it is possible to by the performance of material to ultimate attainment.

As shown in Figure 14-Figure 17, described left air-bag support assembly 6 and right air-bag support assembly 7 are symmetrical arranged, and the structure of the two is identical, all includes air-bag support plate 601, the front vertical plate 602 being connected to described air-bag support plate 601 rear and front end and back vertical plate 603, be arranged on the shock absorber support plate 604 on rear side of described back vertical plate 603 and be connected to the amortisseur cant board 605 between described back vertical plate 603 and described shock absorber support plate 604；Air bag pipeline connecting hole 606 is offered on described air-bag support plate 601；Shock absorber mounting hole 612 is offered on described shock absorber support plate 604；Several the second lightweight through holes 611 are all offered on described front vertical plate 602 and back vertical plate 603.

Described back vertical plate 603 is in Z-shaped, including the first back vertical plate the 613, second back vertical plate 614 and the 3rd back vertical plate 615 that bending successively is connected；And described first back vertical plate 613 and the 3rd back vertical plate 615 lay respectively at two ends before and after described second back vertical plate 614；The leading flank of described amortisseur cant board 605 is connected to the trailing flank of described second back vertical plate 614；On the left surface of the shock absorber support plate that the right flank of the amortisseur cant board of described left air-bag support assembly 6 is connected to left air-bag support assembly；On the right flank of the shock absorber support plate that the left surface of the amortisseur side elevation of described right air-bag support assembly is connected to left air-bag support assembly.

The top of described air-bag support plate 601 is provided with several the second reinforcement gussets；The bottom side of the being provided with gusset 610 of described air-bag support plate 601；Described second strengthens gusset is included in the 607, the second reinforcement portion of the first reinforcement portion 608 and the 3rd reinforcement portion 609 that described air-bag support plate 601 top is the distribution of trident star；Described side's gusset 610 is positioned at the lower section in described second reinforcement portion 608.

The described left front vertical plate of air-bag support assembly 6 and the left end of back vertical plate are equipped with a left side and cut sth. askew breach 616, and cut sth. askew on the described left side bottom of right-hand member of breach of this front vertical plate and back vertical plate is equipped with left level connection joint portion 617.The described right front vertical plate of air-bag support assembly 7 and the right-hand member of back vertical plate are equipped with the right side and cut sth. askew breach, and cut sth. askew on the described right side bottom of left end of breach of this front vertical plate and back vertical plate is provided with right level connection joint portion.

Specifically, as a example by left air-bag support assembly, this bracket assembly is a multifunctional unit support, is integrated with air bag and installs and amortisseur two functions of installation, and by utilization and the performance of the maximizing performance of material, light weight effect is notable.Left air-bag support assembly described in the utility model has the advantage that on (1) front vertical plate and back vertical plate and has lightweight circular hole, and the left end of the two is equipped with a left side and cuts sth. askew breach, so meeting light-weighted while, also complies with mechanics principle；Meanwhile, it is provided with left level connection joint portion in the bottom of front vertical plate and back vertical plate, is to be able to snap onto in left longitudinal beam connected assembly.(2) back vertical plate makes Z-shaped, is to stay certain space welding shock absorber support, and assembles headspace for amortisseur.(3) described amortisseur cant board, for strengthening the connection of shock absorber support plate.(4) three reinforcement portions at air-bag support plate top are the further reinforcements to air-bag support plate superstructure.It is positioned at the lower section in the second reinforcement portion by the side's of making gusset, the side's of making gusset and the second reinforcement portion correspondence can become an overall vertical reinforcement structure, the central structure of left longitudinal beam connected assembly is strengthened.(5) whole left air-bag support assembly is all generally flush with in terms of rear end, is to enable fully to be connected with front overhang longitudinal beam connected assembly, and front overhang longitudinal beam connected assembly can also be played vertical booster action by three vertical planes the most thereafter.

As shown in figure 18, the second entablature 801 that the assembly 8 that cuts section bar after described front overhang includes from up to down setting gradually and the second sill 802, the second left column 803 being successively set between the second entablature 801 and the second sill 802 from left to right and the second right column 804, the second left diagonal brace 805 being symmetricly set between the second entablature 801 and the second sill 802 and the second right diagonal brace 806 and the 3rd reinforcement diagonal brace 807 between the second left column 803 and the second right column 804 arranged in a crossed manner and the 4th reinforcement diagonal brace 808.

Described second left diagonal brace 805, its upper end is connected on the junction on the left of described second entablature 801 and described second left column 803, and its lower end is connected to the left end of described second sill 802；Described second right diagonal brace 806, its upper end is connected on the junction of described second entablature 801 and described second right column 804, and its lower end is connected to the right-hand member of described second sill 802；Described 3rd strengthens diagonal brace 807, and its upper end is connected on the junction on the right side of described second entablature 801 and described second left column 803, and its lower end is connected on the junction on the left of described second sill 802 and described second right column 804；Described 4th strengthens diagonal brace 808, and its upper end is connected on the junction on the left of described second entablature 801 and described second right column 804, and its lower end is connected on the junction on the right side of described second sill 802 and described second left column 803.

Specifically, the interface that second entablature can be connected with underframe of coach 9 top as the assembly that cuts section bar after front overhang, the front facade of the second left and right column is connected with left and right longitudinal beam connected assembly respectively, and facade can be as the assembly connection interface with underframe of coach 9 rear portion left-right longeron that cuts section bar after front overhang the most thereafter.Second sill can be as the assembly connection interface with underframe of coach 9 understructure that cuts section bar after front overhang.The the second left diagonal brace being symmetrical set and the second right diagonal brace, the structural reinforcement member of the assembly left and right sides that respectively cuts section bar after front overhang.3rd reinforcement diagonal brace and the 4th arranged in a crossed manner strengthens diagonal brace, as the strengthening reinforcement cut section bar after front overhang within assembly.Structure stress according to air-bag support assembly, whole left and right longitudinal beam connected assembly is all by torsional moment that bigger both sides are inside, so strengthening extremely having necessity with the second left column of left and right longitudinal beam connected assembly, the internal structure of the second right column, this utility model strengthens diagonal brace by the 3rd and the internal structure of the second left column, the second right column is strengthened by the 4th reinforcement diagonal brace.In addition, the assembly that cuts section bar after the front overhang that this utility model is used is essentially identical with the structure of front overhang starting section beam assembly, has simply lacked several thrust bearing and post, therefore, after front overhang starting section beam assembly and front overhang, cross section connects the welding of assembly and can also share frock, reduces manufacturing cost.

Embodiment described above is only to be described preferred implementation of the present utility model; not scope of the present utility model is defined; on the premise of without departing from this utility model design spirit; various deformation that the technical solution of the utility model is made by those of ordinary skill in the art and improvement, all should fall in the protection domain that this utility model claims determine.

Claims (9)

1. a passenger vehicle modularity front suspended beam structure, it is characterised in that: cut section bar after including front overhang starting section beam assembly, longitudinal beam connected assembly and the front overhang set gradually from front to back assembly；The stage casing of described front overhang starting section beam assembly is provided with lifting force seat assembly, and the bottom of front overhang starting section beam assembly is provided with lower thrust bearing assembly；Described longitudinal beam connected assembly includes symmetrically arranged left longitudinal beam connected assembly and right longitudinal beam connected assembly；The left side of described left longitudinal beam connected assembly is provided with left air-bag support assembly；The right side of described right longitudinal beam connected assembly is provided with right air-bag support assembly；Connect between upper end, stage casing and the upper end, stage casing of described right longitudinal beam connected assembly of described left longitudinal beam connected assembly and have middle part buttress brace assembly；Connect between lower end, stage casing and the lower end, stage casing of described right longitudinal beam connected assembly of described left longitudinal beam connected assembly and have lateral thrust seat support assembly.

A kind of passenger vehicle modularity front suspended beam structure the most according to claim 1, it is characterized in that: described front overhang starting section beam assembly includes the first entablature and the first sill from up to down set gradually, the first left column being successively set on from left to right between the first entablature and the first sill and the first right column, the the first left diagonal brace being symmetricly set between the first entablature and the first sill and the first right diagonal brace, diagonal brace strengthened by the first reinforcement diagonal brace and second between the first left column and the first right column arranged in a crossed manner, the the first left connection column being arranged between the first left diagonal brace and the first sill and the first right connection column being arranged between the first right diagonal brace and the first sill；

Described first left diagonal brace, its upper end is connected on the junction on the left of described first entablature and described first left column, and its lower end is connected to the left end of described first sill；Described first right diagonal brace, its upper end is connected on the junction of described first entablature and described first right column, and its lower end is connected to the right-hand member of described first sill；Described first strengthens diagonal brace, and its upper end is connected on the junction on the right side of described first entablature and described first left column, and its lower end is connected on the junction on the left of described first sill and described first right column；Described second strengthens diagonal brace, and its upper end is connected on the junction on the left of described first entablature and described first right column, and its lower end is connected on the junction on the right side of described first sill and described first left column.

A kind of passenger vehicle modularity front suspended beam structure the most according to claim 1, it is characterized in that: described left longitudinal beam connected assembly is identical with the structure of right longitudinal beam connected assembly, all include stamping forming steel stamping part and several the first reinforcement gussets being arranged on steel stamping part；The bottom of described steel stamping part is provided with the groove for dodging propons；The top of described steel stamping part and bottom are equipped with reinforcement flange；QS pilot hole and several the first lightweight through holes are offered on described steel stamping part.

A kind of passenger vehicle modularity front suspended beam structure the most according to claim 1, it is characterized in that: described left air-bag support assembly and right air-bag support assembly are symmetrical arranged, and the structure of the two is identical, all includes air-bag support plate, the front vertical plate being connected to described air-bag support plate rear and front end and back vertical plate, be arranged on the shock absorber support plate on rear side of described back vertical plate and be connected to the amortisseur cant board between described back vertical plate and described shock absorber support plate；Air bag pipeline connecting hole is offered on described air-bag support plate；Shock absorber mounting hole is offered on described shock absorber support plate；Several the second lightweight through holes are all offered on described front vertical plate and back vertical plate；

Described back vertical plate includes the first back vertical plate, the second back vertical plate and the 3rd back vertical plate that bending successively is connected；And described first back vertical plate and the 3rd back vertical plate lay respectively at two ends before and after described second back vertical plate；The leading flank of described amortisseur cant board is connected to the trailing flank of described second back vertical plate；On the left surface of the shock absorber support plate that the right flank of the amortisseur cant board of described left air-bag support assembly is connected to left air-bag support assembly；On the right flank of the shock absorber support plate that the left surface of the amortisseur side elevation of described right air-bag support assembly is connected to left air-bag support assembly；

The top of described air-bag support plate is provided with several the second reinforcement gussets；The bottom side of the being provided with gusset of described air-bag support plate；Described second strengthens gusset is included in the first reinforcement portion, the second reinforcement portion and the 3rd reinforcement portion that described air-bag support plate top is the distribution of trident star；Described side's gusset is positioned at the lower section in described second reinforcement portion；

The described left front vertical plate of air-bag support assembly and the left end of back vertical plate are equipped with a left side and cut sth. askew breach, and cut sth. askew on the described left side bottom of right-hand member of breach of this front vertical plate and back vertical plate is equipped with left level connection joint portion；The described right front vertical plate of air-bag support assembly and the right-hand member of back vertical plate are equipped with the right side and cut sth. askew breach, and cut sth. askew on the described right side bottom of left end of breach of this front vertical plate and back vertical plate is provided with right level connection joint portion.

A kind of passenger vehicle modularity front suspended beam structure the most according to claim 1, it is characterised in that: described middle part buttress brace assembly includes X-type support beam, the top support beam being arranged on X-type support beam top and the left reinforcing plate being symmetricly set on two ends, top support beam left and right and right reinforcing plate；Described X-type support beam includes the first support beam arranged in a crossed manner and the second support beam；Described left reinforcing plate is identical with the structure of right reinforcing plate, the reinforcing plate main body all reporting triangle and the some plug welding circular holes being opened in reinforcing plate main body.

A kind of passenger vehicle modularity front suspended beam structure the most according to claim 1, it is characterised in that: described lateral thrust seat support assembly includes U-shaped beam, embeds and be arranged on the lateral thrust seat of left end in described U-shaped beam and be arranged on the left reinforcement angle at two ends, left and right, described U-shaped back portion and right reinforcement angle；Open Side Down for described U-shaped beam, and this U-shaped beam includes top connecting plate and the front connecting plate being symmetricly set on connecting plate rear and front end, top and rear connecting plate；The lower end of described front connecting plate and described rear connecting plate is equipped with declivity incised notch mouth；Described lateral thrust seat is the U-shaped foundry goods that Open Side Down, and this U-shaped foundry goods includes foundry goods main body, the mounting groove being opened in lower end, foundry goods main body stage casing and the installation through hole being opened in foundry goods main body；Described left reinforcement angle and right reinforcement angle are symmetrical arranged, and the two structure is identical, all include the reinforcing plate of symmetrically arranged two right triangular shape and are connected to the middle connecting plate between two reinforcing plates.

A kind of passenger vehicle modularity front suspended beam structure the most according to claim 1, it is characterised in that: the second entablature that the assembly that cuts section bar after described front overhang includes from up to down setting gradually and the second sill, the second left column being successively set between the second entablature and the second sill from left to right and the second right column, the second left diagonal brace being symmetricly set between the second entablature and the second sill and the second right diagonal brace and the 3rd reinforcement diagonal brace between the second left column and the second right column arranged in a crossed manner and the 4th reinforcement diagonal brace；

Described second left diagonal brace, its upper end is connected on the junction on the left of described second entablature and described second left column, and its lower end is connected to the left end of described second sill；Described second right diagonal brace, its upper end is connected on the junction of described second entablature and described second right column, and its lower end is connected to the right-hand member of described second sill；Described 3rd strengthens diagonal brace, and its upper end is connected on the junction on the right side of described second entablature and described second left column, and its lower end is connected on the junction on the left of described second sill and described second right column；Described 4th strengthens diagonal brace, and its upper end is connected on the junction on the left of described second entablature and described second right column, and its lower end is connected on the junction on the right side of described second sill and described second left column.

A kind of passenger vehicle modularity front suspended beam structure the most according to claim 2, it is characterised in that: described lifting force seat assembly includes symmetrically arranged upper left thrust bearing assembly and upper right thrust bearing assembly；The two ends, left and right of described upper left thrust bearing assembly are connected on described first left connection column and described first left column；The two ends of described upper right thrust bearing assembly are connected to described first right column and right are connected on column with described first；

Described upper left thrust bearing assembly is identical with the structure of upper right thrust bearing assembly, all include the first lifting force pedestal set gradually from left to right and the second lifting force pedestal, be connected between the first lifting force pedestal and the second lifting force pedestal first laterally strengthen connecting plate, be arranged on the horizontal fixed connecting plate of first on the left of the first lifting force pedestal, be arranged on the horizontal fixed connecting plate of second on the right side of the second lifting force pedestal and be arranged on the longitudinally reinforced connecting plate on front side of the first lifting force pedestal and the second lifting force pedestal；Described first lifting force pedestal and the second lifting force pedestal are symmetrical arranged, and the two structure is identical, all include the first pedestal of cylinder and are opened in the first installation through hole in the middle of the first pedestal；Offer on described longitudinally reinforced connecting plate, with described first, the through hole that through hole is connected is installed；Described first end laterally strengthening connecting plate is connected with the middle front end of described first pedestal, and described first laterally reinforcement connecting plate end be respectively provided on two sides with the first arc transition portion up and down；The left end of the described first horizontal fixed connecting plate and the right-hand member of the described second horizontal fixed connecting plate all offer seam；Described longitudinally reinforced connecting plate includes that middle longitudinally reinforced connecting plate and bending are connected between the longitudinally reinforced connecting plate in a left side and the longitudinally reinforced connecting plate in the right side at two ends, longitudinally reinforced connecting plate left and right；The longitudinally reinforced connecting plate of the longitudinally reinforced connecting plate in a described left side and the right side is respectively positioned on the rear side of the longitudinally reinforced connecting plate in described centre.

A kind of passenger vehicle modularity front suspended beam structure the most according to claim 2, it is characterised in that: described lower thrust bearing assembly includes symmetrically arranged lower-left thrust bearing assembly and bottom right thrust bearing assembly；Described lower-left thrust bearing assembly is arranged on the bottom of the sill of the first left column and the first sill junction；Described bottom right thrust bearing assembly is arranged on the bottom of the sill of the first right column and the first sill junction；

Described lower-left thrust bearing assembly is identical with the structure of bottom right thrust bearing assembly, all include set gradually from left to right first time thrust pedestal and second time thrust pedestal, be connected between described first time thrust pedestal and second time thrust pedestal second laterally strengthen connecting plate, be connected to the first longitudinally fixed connecting plate above described first time thrust pedestal, be connected to the second longitudinally fixed connecting plate above described second time thrust pedestal and be arranged on the upper junction plate above the first longitudinally fixed connecting plate and the second longitudinally fixed connecting plate；Described first time thrust pedestal and second time thrust pedestal are symmetrical arranged, and the two structure is identical, all include the second pedestal of cylinder and are opened in the second installation through hole in the middle of the second pedestal；Described second end laterally strengthening connecting plate is connected with the middle front end of described second pedestal, and described second laterally reinforcement connecting plate end be respectively provided on two sides with the second arc transition portion up and down；Described upper junction plate includes the first connecting portion and tilts to be connected to the second connecting portion above the first connecting portion rear end.