CN114802480A - Vehicle body collided by lifting columns and vehicle - Google Patents
Vehicle body collided by lifting columns and vehicle Download PDFInfo
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- CN114802480A CN114802480A CN202210424544.5A CN202210424544A CN114802480A CN 114802480 A CN114802480 A CN 114802480A CN 202210424544 A CN202210424544 A CN 202210424544A CN 114802480 A CN114802480 A CN 114802480A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62D—MOTOR VEHICLES; TRAILERS
- B62D25/00—Superstructure or monocoque structure sub-units; Parts or details thereof not otherwise provided for
- B62D25/20—Floors or bottom sub-units
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62D—MOTOR VEHICLES; TRAILERS
- B62D25/00—Superstructure or monocoque structure sub-units; Parts or details thereof not otherwise provided for
- B62D25/20—Floors or bottom sub-units
- B62D25/2009—Floors or bottom sub-units in connection with other superstructure subunits
- B62D25/2036—Floors or bottom sub-units in connection with other superstructure subunits the subunits being side panels, sills or pillars
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- Combustion & Propulsion (AREA)
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Abstract
The invention discloses a vehicle body collided with lifting columns and a vehicle, wherein the vehicle body collided with the lifting columns comprises a vehicle body assembly and a reinforcing assembly, the vehicle body assembly comprises a floor, an upright post, a threshold, a longitudinal beam and a cross beam, the longitudinal beam and the cross beam are arranged on one side surface of the floor, the upright post extends from top to bottom to be connected with the threshold, the threshold is connected to the side edge of the floor, the longitudinal beam and the threshold are arranged at intervals, and one side of the longitudinal beam back to the threshold is connected with the cross beam; the reinforcing assembly comprises a reinforcing support and a connecting support, the reinforcing support is respectively connected with the longitudinal beam and the cross beam, and the connecting support is respectively connected with the threshold and the longitudinal beam so as to transmit the stress on the upright post to the longitudinal beam through the threshold and then to the cross beam. The invention aims to solve the problems that the existing vehicle body has insufficient energy absorption function and has low function of protecting members from being injured.
Description
Technical Field
The invention relates to the technical field of technical vehicle body structures, in particular to a vehicle body and a vehicle with lifting pillars colliding.
Background
In a new energy automobile test project, a side column collision test is an essential test item for collision. The test was conducted according to the test procedure of C-NCAP (China-New Car Association program) to slide or drive the vehicle laterally to the rigid column, causing the driver side of the vehicle to collide with the rigid column. And measuring the injury condition of the dummy after the collision and grading the collision as an index for star rating. In order to meet the column impact test of a conventional new energy vehicle type, a vehicle body framework formed by a lower vehicle body and a side wall needs to have a sufficient energy absorption effect, so that members are protected from being injured.
Disclosure of Invention
The invention mainly aims to provide a vehicle body and a vehicle impacted by lifting columns, and aims to solve the problems that the conventional vehicle body has insufficient energy absorption function and low function of protecting members from being injured.
In order to achieve the above object, the present invention provides a lift column collision vehicle body, including:
the vehicle body assembly comprises a floor, a stand column, a doorsill, a longitudinal beam and a cross beam, wherein the longitudinal beam and the cross beam are arranged on one side surface of the floor; and the number of the first and second groups,
the reinforcing assembly comprises a reinforcing support and a connecting support, the reinforcing support is respectively connected with the longitudinal beam and the cross beam, and the connecting support is respectively connected with the threshold and the longitudinal beam so as to transmit the stress on the upright post to the longitudinal beam through the threshold and then to the cross beam.
Optionally, the linking bridge includes connecting plate, two curb plates and baffle, two the curb plate is along extending from top to bottom, the baffle with the connecting plate is all along transversely extending, two the curb plate is relative interval setting, the baffle is located interval department and is connected two respectively the middle part of curb plate, the connecting plate is located interval department and is connected two respectively the upper end of curb plate, the both ends of connecting plate form respectively connects the turn-ups, two connect the turn-ups respectively with the upper end of longeron with the upper end of threshold is connected.
Optionally, the vehicle body assembly further comprises a seat cross beam, the seat cross beam is connected to the other side surface of the floor, a first reinforcing cavity is formed between the seat cross beam and the floor, and one end of the seat cross beam is connected to the lower end of the upright post;
the number of the cross beams is two, the two cross beams are divided into a first cross beam and a second cross beam, the first cross beam corresponds to the seat cross beam and the floor and is provided with a second reinforcing cavity, and therefore the second reinforcing cavity and the first reinforcing cavity are distributed at intervals in the vertical direction.
Optionally, the number of the connecting brackets is two, the two connecting brackets are divided into a first connecting bracket and a second connecting bracket, the first connecting bracket connects the first cross beam and the longitudinal beam, and the second connecting bracket connects the second cross beam and the longitudinal beam;
the end part, close to the longitudinal beam, of the partition plate of the first connecting support is provided with a connecting flange, and the connecting flange is used for connecting the longitudinal beam.
Optionally, the reinforcing brace connects the two cross beams and the longitudinal beam.
Optionally, the reinforcing bracket is provided as a cast aluminum plate, and a plurality of hole portions are provided in a middle portion of the cast aluminum plate.
Optionally, the stand includes shell, pipe, first mounting bracket and second mounting bracket, be formed with in the shell and hold the chamber, first mounting bracket with the second mounting bracket is all followed the width direction of shell extends, just the both ends of first mounting bracket connect in hold the chamber wall in chamber, the second mounting bracket locate first mounting bracket with between the chamber wall, just the both ends of second mounting bracket connect in first mounting bracket, the middle part of second mounting bracket is and keeps away from the crooked setting of direction of first mounting bracket, with be formed with the passageway along extending from top to bottom between the second mounting bracket, the pipe install in the passageway.
Optionally, the longitudinal beam is formed with a longitudinally through mounting groove, and the mounting groove comprises a first groove wall and a second groove wall which are oppositely arranged in the transverse direction;
the automobile body that the promotion post bumped still includes a plurality of support holders, and is a plurality of support holder is located along longitudinal separation in the mounting groove, each support holder includes mounting panel and two backup pads, the mounting panel laminating connect in first cell wall, two the backup pad connect in the mounting panel is along longitudinal distribution's both sides and orientation the second cell wall extends, each the backup pad is close to the side of second cell wall is connected with first turn-ups, first turn-ups laminating connect in the second cell wall, each the lower extreme of backup pad is connected with the second turn-ups, the laminating of second turn-ups connect in the tank bottom of mounting groove.
Optionally, the threshold includes two threshold planks and two enhancement inner panels, two the upper end and the lower extreme of threshold planks interconnect respectively, two the middle part of threshold planks is and keeps away from the setting each other to be formed with the threshold chamber, two it locates to strengthen the inner panel the threshold intracavity, and connect respectively in two the threshold planks, one of them the threshold with the floor is connected, another the threshold planks with the stand is connected.
The invention also provides a vehicle, which comprises a vehicle body collided by the lifting columns, wherein the vehicle body collided by the lifting columns comprises a vehicle body assembly and a reinforcing assembly, the vehicle body assembly comprises a floor, an upright post, a threshold, a longitudinal beam and a cross beam, the longitudinal beam and the cross beam are arranged on one side surface of the floor, the upright post extends from top to bottom to be connected with the threshold, the threshold is connected to the side edge of the floor, the longitudinal beam and the threshold are arranged at intervals, and one side of the longitudinal beam back to the threshold is connected with the cross beam; the reinforcing assembly comprises a reinforcing support and a connecting support, the reinforcing support is respectively connected with the longitudinal beam and the cross beam, and the connecting support is respectively connected with the threshold and the longitudinal beam so as to transmit the stress on the upright post to the longitudinal beam through the threshold and then to the cross beam.
In the technical scheme of the invention, the vehicle body collided with the lifting column comprises a vehicle body assembly and a reinforcing assembly, the vehicle body assembly comprises a floor, a stand column, a threshold, a longitudinal beam and a cross beam, the longitudinal beam and the cross beam are arranged on one side surface of the floor, the threshold is connected to one side surface of the floor, the longitudinal beam is connected to the floor and is transversely arranged with the threshold at intervals, one side surface of the longitudinal beam back to the threshold is connected with the cross beam, and the stand column extends from top to bottom to be connected with the threshold; the reinforcing bracket is respectively connected with the longitudinal beam and the cross beam, and the connecting bracket is respectively connected with the threshold and the longitudinal beam; when the upright posts are collided, the collision force borne by the upright posts is downwards transmitted to the doorsill, transmitted to the longitudinal beams through the reinforcing brackets and transmitted to the cross beam through the connecting brackets, so that the received collision force can be dispersed in multiple stages, the whole automobile body bears the collision force, and the deformation of the automobile body is reduced; therefore, a force transmission path between the doorsill and the longitudinal beam is increased, the connection between the cross beam and the longitudinal beam is strengthened, the force transmission path is optimized, the vehicle body collided by the lifting column is more stable and firm, and the injury to personnel can be reduced when the vehicle body is collided.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.
FIG. 1 is a partial perspective view of one embodiment of a vehicle body to which the lift pins of the present invention are attached;
FIG. 2 is a perspective view of the first linking bridge of FIG. 1;
FIG. 3 is a perspective view of the second linking bracket of FIG. 1;
FIG. 4 is a schematic front view of FIG. 1;
FIG. 5 is a schematic cross-sectional view taken along A-A of FIG. 4;
FIG. 6 is a schematic cross-sectional view taken along B-B of FIG. 4;
FIG. 7 is a solid view of a portion of the body assembly of FIG. 1;
FIG. 8 is a solid view of the cross-section taken along C-C in FIG. 7;
FIG. 9 is a partial perspective view of FIG. 1 from another perspective;
FIG. 10 is a schematic cross-sectional view taken along D-D in FIG. 9;
FIG. 11 is a schematic cross-sectional view taken along E-E of FIG. 9;
FIG. 12 is a perspective view of the stringer of FIG. 1;
fig. 13 is a perspective view of the support bracket of fig. 11.
The reference numbers illustrate:
the implementation, functional features and advantages of the objects of the present invention will be further explained with reference to the accompanying drawings.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
It should be noted that, if directional indications (such as up, down, left, right, front, and back … …) are involved in the embodiment of the present invention, the directional indications are only used to explain the relative positional relationship between the components, the movement situation, and the like in a specific posture (as shown in the drawing), and if the specific posture is changed, the directional indications are changed accordingly.
In addition, if there is a description of "first", "second", etc. in an embodiment of the present invention, the description of "first", "second", etc. is for descriptive purposes only and is not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, the meaning of "and/or" appearing throughout includes three juxtapositions, exemplified by "A and/or B" including either A or B or both A and B. In addition, technical solutions between various embodiments may be combined with each other, but must be realized by a person skilled in the art, and when the technical solutions are contradictory or cannot be realized, such a combination should not be considered to exist, and is not within the protection scope of the present invention.
In a new energy automobile test project, a side column collision test is an essential test item for collision. The test was conducted according to the test program of C-NCAP (China-New Car Association program) by sliding or driving the vehicle laterally to the rigid post, causing the driver side of the vehicle to collide with the rigid post. And measuring the injury condition of the dummy after the collision and grading the collision as an index for star rating. In order to meet the column impact test of a conventional new energy vehicle type, a vehicle body framework formed by a lower vehicle body and a side wall needs to have a sufficient energy absorption effect, so that members are protected from being injured.
In view of this, the present invention provides a lifting column collision vehicle body, which has a stable and firm structure, is less deformed when being collided, and is less harmful to people, and fig. 1 to 13 show an embodiment of the lifting column collision vehicle body according to the present invention.
Referring to fig. 1, 4 and 7, the lift-column collision vehicle body 100 includes a vehicle body assembly 1 and a reinforcement assembly 2, the vehicle body assembly 1 includes a floor 11, a pillar 12, a sill 13, and a longitudinal beam 14 and a cross beam 15 mounted on a side of the floor 11, the pillar 12 extends from top to bottom to be connected to the sill 13, the sill 13 is connected to a side of the floor 11, the longitudinal beam 14 and the sill 13 are disposed at an interval, and a side of the longitudinal beam 14 opposite to the sill 13 is connected to the cross beam 15; the reinforcing assembly 2 comprises a reinforcing bracket 21 and a connecting bracket 22, the reinforcing bracket 21 is respectively connected with the longitudinal beam 14 and the cross beam 15, and the connecting bracket 22 is respectively connected with the doorsill 13 and the longitudinal beam 14, so that stress applied to the upright 12 is transmitted to the longitudinal beam 14 through the doorsill 13 and then transmitted to the cross beam 15.
In the technical scheme of the invention, the vehicle body 100 collided with the lifting columns comprises a vehicle body component 1 and a reinforcing component 2, wherein the vehicle body component 1 comprises a floor 11, a vertical column 12, a door sill 13, a longitudinal beam 14 and a cross beam 15, the longitudinal beam 14 and the cross beam 15 are installed on one side surface of the floor 11, the door sill 13 is connected to one side edge of the floor 11, the longitudinal beam 14 is connected to the floor 11 and is transversely arranged with the door sill 13 at intervals, one side surface of the longitudinal beam 14 back to the door sill 13 is connected with the cross beam 15, and the vertical column 12 extends from top to bottom to be connected with the door sill 13; the reinforcing bracket 21 is respectively connected with the longitudinal beam 14 and the cross beam 15, and the connecting bracket 22 is respectively connected with the doorsill 13 and the longitudinal beam 14; when the upright post 12 is collided, the collision force received by the upright post 12 is downwards transmitted to the doorsill 13, is transmitted to the longitudinal beam 14 through the reinforcing bracket 21 and is further transmitted to the cross beam 15 through the connecting bracket 22, so that the received collision force can be dispersed in multiple stages, the whole vehicle body bears the collision force, and the deformation of the vehicle body is reduced; therefore, a force transmission path between the doorsill 13 and the longitudinal beam 14 is increased, the connection between the cross beam 15 and the longitudinal beam 14 is strengthened, and the force transmission path is optimized, so that the vehicle body 100 collided by the lifting columns is more stable and firm, and the injury to personnel can be reduced when the vehicle body is collided.
Specifically, referring to fig. 2 to 4, in order to connect the longitudinal beam 14 and the threshold 13, in this embodiment, the connecting bracket 22 includes a connecting plate 223, two side plates 224 and a partition plate 225, the two side plates 224 extend in the vertical direction, the partition plate 225 and the connecting plate 223 both extend in the transverse direction, the two side plates 224 are arranged at an opposite interval, the partition plate 225 is arranged at the interval and respectively connects the middle portions of the two side plates 224, the connecting plate 223 is arranged at the interval and respectively connects the upper ends of the two side plates 224, connecting flanges 2231 are respectively formed at two ends of the connecting plate 223, and the two connecting flanges 2231 are respectively connected to the upper end of the longitudinal beam 14 and the upper end of the threshold 13; the doorsill 13 and the longitudinal beam 14 are arranged at intervals, a connecting groove extending along the longitudinal direction is formed between the doorsill 13 and the longitudinal beam 14, the side surfaces of the doorsill 13 and the longitudinal beam 14 which are arranged oppositely form two groove walls of the connecting groove which are opposite along the transverse direction, the connecting bracket 22 is arranged in the connecting groove, and when the connecting bracket 22 is arranged in the connecting groove, the two side plates 224 are arranged oppositely along the longitudinal direction, the lower ends of the two side plates 224 are connected with the groove bottom of the connecting groove, the two connecting flanges 2231 are respectively connected with the upper end of the longitudinal beam 14 and the upper end of the doorsill 13, so that the connecting plate 223 can be used as a force transmission path between the longitudinal beam 14 and the doorsill 13, the completeness of the force transmission path is ensured, the deformation generated in the collision process is reduced, and the partition plates 225 are respectively connected with the middle parts of the two side plates 224, the partition 225 is another force transmission path between the longitudinal beam 14 and the threshold 13 to perform component force and reduce the stress of the connecting plate 223; when a side collision occurs, the threshold 13 is approximately deformed or slightly deformed, so that the partition plate 225 is connected with the middle of the threshold 13 and the middle of the longitudinal beam 14, the force transmission paths between the threshold 13 and the longitudinal beam 14 are changed into two paths, on one hand, the force transmission paths are increased, the deformation is reduced, on the other hand, the force applied to the connecting plate 223 in the side collision can be dispersed, and the vibration of a vehicle body is reduced.
Further, in order to reduce injury to passengers, referring to fig. 9 and 10, the vehicle body assembly 1 further includes a seat cross member 153, the seat cross member 153 is connected to the other side surface of the floor 11, a first reinforcement cavity 1531 is formed between the seat cross member 153 and the floor 11, and one end of the seat cross member 153 is connected to a lower end of the pillar 12; the two cross beams 15 are provided, the two cross beams 15 are divided into a first cross beam 151 and a second cross beam 152, a second reinforced cavity 1511 is formed on the first cross beam 151 corresponding to the seat cross beam 153 and the floor 11, so that the second reinforced cavity 1511 and the first reinforced cavity 1531 are distributed at intervals in the vertical direction; in this embodiment, the seat cross member 153 is used for installing a seat, one end of the seat cross member 153 is connected to the lower end of the upright 12, and the first cross member 151 is connected to a side surface of the floor 11 corresponding to the seat cross member 153, so that the first cross member 151 and the seat cross member 153 are oppositely arranged in the vertical direction; because the seat cross member 153 is connected to the upright 12, when the vehicle body is impacted laterally, the impact force is transmitted from the upright 12 to the seat cross member 153, the seat cross member 153 and the floor 11 form the first reinforcement cavity 1531, the first cross member 151 and the floor 11 form the second reinforcement cavity 1511, and the first reinforcement cavity 1531 and the second reinforcement cavity 1511 are distributed at an interval in the vertical direction, so that the height between the first cross member 151 and the seat cross member 153 is increased, the impact energy absorption is increased, and therefore when the vehicle body is impacted laterally, the first cross member 151 absorbs energy, the seat cross member 153 also absorbs energy, the vibration at the seat cross member 153 is reduced, and the injury to people is reduced.
Further, referring to fig. 4 to 6, since the two cross members 15 are provided to be divided into the first cross member 151 and the second cross member 152, the two connecting brackets 22 are provided to be divided into a first connecting bracket 221 and a second connecting bracket 222, the first connecting bracket 221 connects the first cross member 151 and the longitudinal member 14, and the second connecting bracket 222 connects the second cross member 152 and the longitudinal member 14; wherein, one end of the seat cross beam 153 is connected to the upright post 12, the first cross beam 151 and the seat cross beam 153 are arranged oppositely, so that the first cross beam 151 is at a main force-bearing position during side collision, the end of the partition 225 of the first connecting bracket 221 near the longitudinal beam 14 is provided with a connecting flange 2231, the connecting flange 2231 is used for connecting the side surface of the longitudinal beam 14, so that the partition 225 of the first connecting bracket 221 is connected with the longitudinal beam 14 more stably and tightly, so that the force-transmitting effect of the first connecting bracket 221 is better, the length of the connecting flange 2231 of the second connecting bracket 222 is longer, the connection between the longitudinal beam 14 and the threshold 13 is more stable, and the second connecting bracket 222 is at a non-main force-bearing position, so that it is not necessary to provide a flange for the partition 225 of the second connecting bracket 222, and the light weight design is ensured.
In the present embodiment, since the two cross beams 15 are only connected to the side beams 14 by flanges, in order to reinforce the connection between the two cross beams 15 and the side beams 14, referring to fig. 4 and 5, the reinforcing bracket 21 connects the two cross beams 15 and the side beams 14, so that energy at the connection between the cross beams 15 and the side beams 14 can be dispersed and absorbed when the vehicle body is subjected to a side impact, and the reinforcing bracket 21 can avoid deformation of the end portions of the cross beams 15 connected to the side beams 14 when the vehicle body is subjected to an impact, so that the middle portion of the cross beam 15 can also conduct the impact force to participate in energy absorption.
Specifically, with continued reference to fig. 4, the reinforcing bracket 21 is configured as a cast aluminum plate 211, the cast aluminum plate 211 covers the joints between the two cross beams 15 and the longitudinal beam 14, when a side column collides, the cast aluminum plate 211 can effectively disperse the stress on the joints between the longitudinal beam 14 and each cross beam 15, and reduce the deformation and intrusion amount of the vehicle body, the cast aluminum plate 211 has a low density and a light weight, and can achieve a light weight accordingly, and the cast aluminum plate 211 has a plurality of holes 212 in the middle thereof, and each hole 212 is formed by being recessed from the upper side toward the lower side of the cast aluminum plate 211, so that the material usage is reduced, the cost is saved, and the light weight is further achieved.
In this embodiment, referring to fig. 9 and 11, the upright 12 is configured as a B-pillar, the B-pillar includes a housing 121, a circular tube 122, a first mounting bracket 123 and a second mounting bracket 124, a receiving cavity 1211 is formed in the housing 121, the first mounting bracket 123 and the second mounting bracket 124 both extend along a width direction of the housing 121, two ends of the first mounting bracket 123 are connected to a cavity wall of the receiving cavity 1211, the second mounting bracket 124 is disposed between the first mounting bracket 123 and the cavity wall, two ends of the second mounting bracket 124 are connected to the first mounting bracket 123, a middle portion of the second mounting bracket 124 is bent in a direction away from the first mounting bracket 123, so as to form a channel 125 extending in an up-down direction with respect to the second mounting bracket 124, the circular tube 122 is mounted in the channel 125, and the circular tube 122 is equivalent to a skeleton of the B-pillar, the structure of the B column can be strengthened, so that when the side column is collided, the B column can directly absorb upper energy, the deformation and invasion amount of the B column are reduced, and the safety of passengers is ensured.
Since the longitudinal beam 14 serves as a skeleton foundation of the floor panel 11, in order to reinforce the structure of the longitudinal beam 14, referring to fig. 12 and 13, the longitudinal beam 14 is formed with a mounting groove 141 penetrating in the longitudinal direction, and the mounting groove 141 includes a first groove wall 1411 and a second groove wall 1412 which are oppositely arranged in the transverse direction; the car body 100 collided with the lifting column further comprises a plurality of supporting brackets 3, the supporting brackets 3 are arranged in the mounting groove 141 at intervals along the longitudinal direction, each supporting bracket 3 comprises a mounting plate 31 and two supporting plates 32, the mounting plate 31 is attached to and connected with the first groove wall 1411, the two supporting plates 32 are connected to two sides of the mounting plate 31 distributed along the longitudinal direction and extend towards the second groove wall 1412, a first flanging 321 is connected to the side edge of each supporting plate 32 close to the second groove wall 1412, the first flanging 321 is attached to and connected with the second groove wall 1412, the lower end of each supporting plate 32 is connected with a second flanging 322, and the second flanging 322 is attached to and connected with the groove bottom of the mounting groove 141; in this embodiment, the mounting plate 31 is connected to the first groove wall 1411, the first flange 321 is connected to the second groove wall 1412, and the second flange 322 is connected to the bottom of the mounting groove 141, so that the support bracket 3 is mounted in the longitudinal beam 14, and each support plate 32 extends in the transverse direction and is connected to the first groove wall 1411 and the second groove wall 1412 of the mounting groove 141, so that a complete force transmission path can be provided for connecting the connecting bracket 22 and the reinforcing bracket 21, the structure of the longitudinal beam 14 is reinforced, force transmission by the longitudinal beam 14 during side column collision is avoided, and the deformation degree of the longitudinal beam 14 is reduced.
In this embodiment, referring to fig. 7 and 8, the threshold 13 includes two threshold outer plates 131 and two reinforced inner plates 133, two upper ends and lower ends of the threshold outer plates 131 are respectively connected to each other, and in the two threshold outer plates 131, one of the threshold outer plates 131 is connected to the floor 11, the other of the threshold outer plates 131 is connected to the column 12, and the middle portions of the two threshold outer plates 131 are away from each other to form a threshold cavity 132, so that energy can be efficiently transmitted from the side wall to the floor 11 in the side column collision, and the two reinforced inner plates 133 are disposed in the threshold cavity 132 and respectively connected to the two threshold outer plates 131 to reinforce the stability of the threshold 13, so that the threshold 13 is firmer.
The invention further provides a vehicle, which comprises the vehicle body 100 collided with the lifting pillars, and the specific structure of the vehicle body 100 collided with the lifting pillars refers to the above embodiments.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the scope of the present invention, and all modifications and equivalents of the present invention, which are made by the contents of the present specification and the accompanying drawings, or directly/indirectly applied to other related technical fields, are included in the scope of the present invention.
Claims (10)
1. A lift post impact vehicle body, comprising:
the vehicle body assembly comprises a floor, a stand column, a doorsill, a longitudinal beam and a cross beam, wherein the longitudinal beam and the cross beam are arranged on one side surface of the floor; and (c) a second step of,
the reinforcing assembly comprises a reinforcing support and a connecting support, the reinforcing support is respectively connected with the longitudinal beam and the cross beam, and the connecting support is respectively connected with the threshold and the longitudinal beam so as to transmit the stress on the upright post to the longitudinal beam through the threshold and then to the cross beam.
2. The lifting column collision vehicle body according to claim 1, wherein the connecting bracket includes a connecting plate, two side plates and a partition plate, the two side plates extend in the vertical direction, the partition plate and the connecting plate both extend in the lateral direction, the two side plates are disposed at a relative interval, the partition plate is disposed at the interval and is connected to the middle portions of the two side plates, the connecting plate is disposed at the interval and is connected to the upper ends of the two side plates, connecting flanges are formed at the two ends of the connecting plate, and the two connecting flanges are connected to the upper end of the longitudinal beam and the upper end of the threshold respectively.
3. The lift ram body of claim 2, wherein the body assembly further comprises a seat cross member connected to the other side of the floor with a first reinforcement cavity formed therebetween, one end of the seat cross member being connected to a lower end of the pillar;
the number of the cross beams is two, the two cross beams are divided into a first cross beam and a second cross beam, the first cross beam corresponds to the seat cross beam and the floor and is provided with a second reinforcing cavity, and therefore the second reinforcing cavity and the first reinforcing cavity are distributed at intervals in the vertical direction.
4. The lift cylinder impact vehicle body of claim 3, wherein said connecting brackets are provided in two, and wherein said two connecting brackets are divided into a first connecting bracket and a second connecting bracket, said first connecting bracket connecting said first cross member and said longitudinal member, said second connecting bracket connecting said second cross member and said longitudinal member;
the end part, close to the longitudinal beam, of the partition plate of the first connecting support is provided with a connecting flange, and the connecting flange is used for connecting the longitudinal beam.
5. The lift cylinder collision vehicle body of claim 1, wherein the reinforcement brace connects the two cross members and the side members.
6. The lift cylinder module vehicle body of claim 5, wherein the reinforcing bracket is provided as a cast aluminum plate having a plurality of holes formed in a central portion thereof.
7. The lifting ram collision vehicle body of claim 1, wherein the column comprises a housing, a circular tube, a first mounting frame and a second mounting frame, a containing cavity is formed in the housing, the first mounting frame and the second mounting frame both extend along the width direction of the housing, two ends of the first mounting frame are connected to a cavity wall of the containing cavity, the second mounting frame is arranged between the first mounting frame and the cavity wall, two ends of the second mounting frame are connected to the first mounting frame, the middle of the second mounting frame is bent in a direction away from the first mounting frame, so that a channel extending in the vertical direction is formed between the second mounting frame, and the circular tube is mounted in the channel.
8. The lift cylinder collision vehicle body of claim 1, wherein the longitudinal beam is formed with a mounting groove extending therethrough in the longitudinal direction, the mounting groove including a first groove wall and a second groove wall disposed laterally opposite each other;
the automobile body that the promotion post bumped still includes a plurality of support holders, and is a plurality of support holder is located along longitudinal separation in the mounting groove, each support holder includes mounting panel and two backup pads, the mounting panel laminating connect in first cell wall, two the backup pad connect in the mounting panel is along longitudinal distribution's both sides and orientation the second cell wall extends, each the backup pad is close to the side of second cell wall is connected with first turn-ups, first turn-ups laminating connect in the second cell wall, each the lower extreme of backup pad is connected with the second turn-ups, the laminating of second turn-ups connect in the tank bottom of mounting groove.
9. The lift pillar impact vehicle body of claim 1, wherein the door sill includes two outer door sill plates and two inner reinforcement plates, the upper ends and the lower ends of the two outer door sill plates are connected to each other, the middle portions of the two outer door sill plates are disposed away from each other to form a door sill cavity, the two inner reinforcement plates are disposed in the door sill cavity and connected to the two outer door sill plates, respectively, one of the door sill plates is connected to the floor, and the other of the outer door sill plates is connected to the pillar.
10. A vehicle comprising a body to which the lifting ram of any one of claims 1-9 is attached.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210424544.5A CN114802480B (en) | 2022-04-21 | 2022-04-21 | Vehicle body capable of lifting column bump and vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210424544.5A CN114802480B (en) | 2022-04-21 | 2022-04-21 | Vehicle body capable of lifting column bump and vehicle |
Publications (2)
| Publication Number | Publication Date |
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| CN114802480A true CN114802480A (en) | 2022-07-29 |
| CN114802480B CN114802480B (en) | 2023-06-09 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202210424544.5A Active CN114802480B (en) | 2022-04-21 | 2022-04-21 | Vehicle body capable of lifting column bump and vehicle |
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Citations (15)
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| CN114802480B (en) | 2023-06-09 |
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