CN115257966A - Well passageway subassembly, floor assembly and vehicle - Google Patents
Well passageway subassembly, floor assembly and vehicle Download PDFInfo
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- CN115257966A CN115257966A CN202210856198.8A CN202210856198A CN115257966A CN 115257966 A CN115257966 A CN 115257966A CN 202210856198 A CN202210856198 A CN 202210856198A CN 115257966 A CN115257966 A CN 115257966A
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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
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R21/00—Arrangements or fittings on vehicles for protecting or preventing injuries to occupants or pedestrians in case of accidents or other traffic risks
- B60R21/02—Occupant safety arrangements or fittings, e.g. crash pads
- B60R21/16—Inflatable occupant restraints or confinements designed to inflate upon impact or impending impact, e.g. air bags
- B60R21/26—Inflatable occupant restraints or confinements designed to inflate upon impact or impending impact, e.g. air bags characterised by the inflation fluid source or means to control inflation fluid flow
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Abstract
The invention discloses a middle channel component, a floor assembly and a vehicle, aiming at solving the technical problems of lower channel strength and poor safety performance in the prior art; the middle channel assembly comprises a middle channel and a support piece, the middle channel is provided with a concave part extending along the axial direction, the support piece is connected with the middle channel, and the support piece covers the concave part to surround a containing cavity with an opening; the top surface of the supporting piece is provided with an exhaust rib which is used for communicating the accommodating cavity with the outside. The middle channel assembly provided by the invention improves the strength of the middle channel assembly through the matching design of the self structure of the middle channel and the supporting piece, ensures the electrophoresis effect of the middle channel assembly, further ensures the long-term use strength of the middle channel assembly, can not damage the safety airbag controller in collision, can start the safety airbag, and improves the collision performance of a vehicle.
Description
Technical Field
The invention belongs to the technical field of automobile middle channels, and particularly relates to a middle channel component, a floor assembly and a vehicle.
Background
The center tunnel of the automobile front floor is one of important structures of the automobile floor, the arrangement of the center tunnel is more provided, for example, an air bag controller is installed, and a center tunnel assembly is used as an important component of an automobile body and is related to the safety of the front and side collision process of the automobile. The end face of the current center channel is shaped like a Chinese character 'ji', for example, the patent with publication number CN209290527U connects the supporting structure for installing the airbag controller to the top of the Chinese character 'ji', and the strength of the center channel assembly of the structure is low, and the safety performance is poor.
Disclosure of Invention
In order to solve the technical problems, the invention provides a middle channel assembly, a floor assembly and a vehicle, the strength of the middle channel assembly is improved through the matching design of the self structure of the middle channel and a support piece, the electrophoresis effect of the middle channel assembly is ensured, the long-term use strength of the middle channel assembly is further ensured through the electrophoresis effect, an air bag controller cannot be damaged during collision, an air bag can be started, and the collision performance of the vehicle is improved.
The technical scheme of the invention is as follows:
in a first aspect, the present invention provides a mesochannel assembly comprising:
a middle channel provided with a recess extending in the axial direction;
the supporting piece is connected with the middle channel and covers the concave part so as to surround a containing cavity with an opening; and the top surface of the supporting piece is provided with an exhaust rib which is used for being communicated with the accommodating cavity and the outside.
In some embodiments, the supporting member is provided with a flanging rib extending towards the cavity, and the flanging rib is located at the opening of the cavity.
In some embodiments, the exhaust rib has an exhaust section perpendicular to an axial direction of the center passage, and the exhaust port of the exhaust rib is located on the exhaust section.
In some embodiments, the exhaust rib is provided in a plurality, and the plurality of exhaust ribs are distributed at intervals along the axial direction of the middle channel.
In some embodiments, the top surface of the support member has two opposite sides along the axial direction of the central channel, and the exhaust rib has two air inlets corresponding to the opposite sides.
In some embodiments, the middle channel comprises a top plate and two side plates respectively connected to two ends of the top plate, and the concave part is arranged in the middle of the top plate.
In some embodiments, the support includes an adjustment portion having a gap with the recess of the top plate in an axial direction perpendicular to the center channel.
In some embodiments, the center channel further comprises an interface for connecting a cross beam; the butt joint part comprises a top surface butt joint edge used for being lapped on the top surface of the cross beam and two side surface butt joint edges used for being connected with the side surfaces of the cross beam.
In a second aspect, the present invention provides a floor assembly comprising:
a cross beam;
one end of the middle channel assembly is connected to the cross beam;
a floor connected to the center tunnel assembly and the cross member.
In a third aspect, the present invention provides a vehicle comprising the aforementioned floor assembly.
The beneficial effects of the invention at least comprise:
the middle channel assembly provided by the invention comprises a middle channel and a supporting piece, wherein the middle channel is provided with a concave part extending along the axial direction, the supporting piece is connected with the middle channel, and the supporting piece covers the concave part to surround a containing cavity with an opening; the top surface of the supporting piece is provided with an exhaust rib which is used for communicating the accommodating cavity with the outside. The middle channel is provided with the concave part extending along the axial direction, so that the strength of the middle channel can be improved, the original shape can be still kept in collision, the supporting piece is arranged on the high-strength middle channel, the strength of the middle channel can be further improved, the middle channel is not influenced in vehicle collision, normal signal receiving, sending and processing of the safety airbag controller are realized, and the safety airbag is timely popped up to protect passengers; because the middle channel is provided with the concave part for improving the strength, the cavity is formed between the support piece and the middle channel, and gas possibly remains in the cavity and cannot be completely discharged through the opening in the electrophoresis process, so that a leak point is formed on the inner wall of the cavity, and the middle channel assembly can generate corrosion problem in the use of a vehicle, thereby reducing the strength of the middle channel and influencing the support performance of the support piece; the setting of exhaust muscle is gone into the in-process in pond along the axial of well passageway at well channel module and will hold the gas in the chamber and discharge through the exhaust muscle, guarantee the homogeneity that holds the inner wall in chamber and electrophoresis liquid contact, the leak source can not appear, the electrophoresis effect who holds the inner wall in chamber has been improved, in the vehicle use, well channel module can not corrode, channel module has very high intensity always in the assurance, the air bag controller can not be impaired when the collision, can start air bag, the crashworthiness of vehicle has been improved, the life of well channel module has been prolonged. The middle channel assembly provided by the invention improves the strength of the middle channel assembly through the matching design of the self structure of the middle channel and the supporting piece, ensures the electrophoresis effect of the middle channel assembly, further ensures the long-term use strength of the middle channel assembly through the electrophoresis effect, ensures that the safety airbag controller is not damaged during collision, can start the safety airbag, and improves the collision performance of a vehicle.
Drawings
Fig. 1 shows a schematic structural diagram of a middle channel assembly of the first embodiment.
Fig. 2 is a partially enlarged schematic structural view at a in fig. 1.
Fig. 3 shows a schematic structural view of the center tunnel and the support member after they are connected.
Figure 4 shows a cross-sectional view of the press section and the centre channel.
Fig. 5 is a schematic structural view of the floor assembly according to the second embodiment.
Fig. 6 shows a top view of fig. 5.
Description of reference numerals:
1000-a floor assembly; 100-a cross beam; 200-floor; 300-longitudinal beams; 400-a connection assembly; 500-a first seat support; 600-a second seat support;
700-center channel, 710-recess, 720-top panel, 730-side panel, 740-top panel facing joint edge, 750-side panel facing joint edge;
800-supporting piece, 810-containing cavity, 820-exhaust rib, 821-exhaust section, 822-air inlet section, 830-flanging rib and 840-adjusting part.
Detailed Description
In order to make the present application more clearly understood by those skilled in the art to which the present application pertains, the following detailed description of the present application is made with reference to the accompanying drawings by way of specific embodiments.
In the prior art, the section of a middle channel is shaped like a Chinese character 'ji', and the installation structure of the air bag controller is arranged at the top of the middle channel, so that the strength of the middle channel is low, the installation structure of the air bag controller is certainly influenced by the strength of the middle channel, and when collision occurs, if the middle channel deforms, the air bag controller can be damaged, and the air bag cannot be started; in addition, the middle channel is high in height and large in occupied space, and arrangement of other structures is affected.
In order to improve the strength of the center channel assembly, the embodiment of the application provides the center channel assembly, a floor assembly and a vehicle.
Example one
The embodiment of the application provides a middle channel assembly, wherein the middle channel of the middle channel assembly is provided with the concave part, so that the strength of the middle channel can be improved, and the supporting piece is connected to the middle channel, so that the collision safety performance of the middle channel assembly is ensured; be equipped with the muscle of exhausting on support piece and can guarantee to have the well passageway subassembly electrophoresis of high strength performance effectual, the leak source can not appear, can not corrode in the passageway subassembly use in guaranteeing and influence intensity, passageway subassembly has very high intensity always in guaranteeing, and the air bag controller can not be impaired when the collision, can start air bag, has improved the crashworthiness of vehicle, has prolonged the life of well passageway subassembly.
Referring to fig. 1 to 6, a center channel assembly provided in an embodiment of the present application includes a center channel 700 and a supporting member 800, wherein the center channel 700 has a recess 710 extending along an axial direction, the supporting member 800 is connected to the center channel 700, and the supporting member 800 covers the recess 710 to surround a cavity 810 with an opening; the top surface of the supporting member 800 is provided with an exhaust rib 820 for communicating the cavity 810 with the outside.
The middle channel 700 is provided with the concave part 710 extending along the axial direction, so that the strength of the middle channel 700 can be improved, the original shape can be still kept in collision, the support piece 800 is arranged on the high-strength middle channel 700, the strength of the middle channel 700 can be further improved, the influence in vehicle collision is guaranteed, the normal signal receiving, sending and processing of the safety airbag controller are enabled to be unaffected, and the safety airbag is timely ejected to protect passengers; because the middle channel 700 is provided with the concave part 710 with improved strength, the cavity 810 is formed between the support member 800 and the middle channel 700, gas may be retained in the cavity 810 and cannot be completely discharged through the opening in the electrophoresis process, so that a leak point is formed on the inner wall of the cavity 810, and such a middle channel assembly can generate a corrosion problem in vehicle use, thereby reducing the strength of the middle channel 700 and influencing the support performance of the support member 800; the setting of exhaust muscle 820 is gone into the in-process that the pond was gone into along well passageway 700 to the passageway subassembly in the well passageway subassembly and is discharged through exhaust muscle 820 with the gas that holds the intracavity 810, guarantee the homogeneity that holds the inner wall of chamber 810 and electrophoresis liquid contact, the leak source can not appear, the electrophoresis effect that holds the inner wall of chamber 810 has been improved, in the vehicle use, well passageway subassembly can not corrode, passageway subassembly has very high intensity always in the assurance, the air bag controller can not be impaired when the collision, can start air bag, the crash performance of vehicle has been improved, the life of well passageway subassembly has been prolonged.
In addition, the provision of the degassing rib 820 may also improve the strength of the support 800 itself, thereby further improving the strength of the center channel assembly. The support member 800 may be used to mount other support structures besides the airbag controller, and is not limited herein. The cavity 810 is used for accommodating a connecting piece for connecting an airbag controller, for example, a nut is welded on the inner wall of the cavity 810, specifically, the nut can be welded on the supporting piece 800 or the middle channel 700, and the nut can be plugged into the cavity 810 from an opening of the cavity 810 during operation; the support member 800 is provided with a connecting hole, the airbag controller is connected with a bolt, and the bolt extends into the connecting hole of the support member 800 and is in threaded connection with a nut. Of course, in other embodiments, a connector for connecting an airbag controller may also be connected at the top of the support member 800.
In some embodiments, support member 800 is provided with a bead 830 extending toward cavity 810, where bead 830 is located at the opening of cavity 810. The intensity of support piece 800 self can be improved to the setting of turn-ups muscle 830, and support piece 800 connects in well passageway 700, consequently, the intensity of well passageway 700 has also been improved, but the setting of turn-ups muscle 830 can be with the opening that holds chamber 810 diminishes, channel assembly gets into the electrophoresis cell along the axial of well passageway 700 in the electrophoresis in-process, the spatial dimension that holds in the chamber 810 is greater than the size that holds the opening of chamber 810, the structure of "chamber big mouth is little" has been formed, consequently, the gas that holds in the chamber 810 can not all be discharged from the opening that holds chamber 810, can discharge through exhaust muscle 820, guarantee the homogeneity that holds the inner wall of chamber 810 and electrophoresis liquid contact, the leak source can not appear, the electrophoresis effect of the inner wall that holds chamber 810 has been improved, the life of channel assembly has been prolonged.
In some embodiments, the degassing rib 820 has a degassing section 821 perpendicular to an axial direction of the middle passage 700, and a degassing port of the degassing rib 820 is located on the degassing section 821. The middle channel assembly enters the pool along the axial direction of the middle channel 700, and the entering along the axial direction comprises two directions, wherein one end of the middle channel 700 enters the pool firstly, the other end of the middle channel 700 enters the pool firstly, and the exhaust section 821 is perpendicular to the axial direction of the middle channel 700, so that the gas in the cavity 810 can be exhausted by entering the pool at any end of the middle channel 700 firstly. If the mid-channel assembly is channeled in an axial direction perpendicular to the mid-channel 700, the venting section 821 of the venting bead 820 is disposed along the axial direction of the mid-channel 700.
In some embodiments, the exhaust ribs 820 may be provided in plurality, and the plurality of exhaust ribs 820 are spaced apart along the axial direction of the middle channel 700. The number of the exhaust ribs 820 is set to be multiple, so that the exhaust effect of the cavity 810 when electrophoresis enters the electrophoresis tank can be further improved, the strength of the support piece 800 is further improved, and the collision safety performance of the middle channel assembly is ensured. The number of the exhaust ribs 820 may be determined according to the size of the support 800, for example, the exhaust ribs 820 may be provided in two, or three, without limitation.
Preferably, in some embodiments, the top surface of the supporter 800 has two opposite sides in the axial direction of the center tunnel 700, and the degassing rib 820 is provided in two, and the inlet of the degassing rib 820 corresponds to the opposite sides. The air inlet of exhaust muscle 820 corresponds with two opposite sides respectively, and the inlet end of two exhaust muscle 820 promptly respectively with two interior wall connection of chamber along the axial, when advancing the pond along well passageway 700's axial, no matter which one end of well passageway 700 is advanced and is gone into the pond and all can be with the gaseous exhaust in the chamber, and any one end of passageway 700 is gone into the pond and is exhausted in the adaptation, has good commonality. More specifically, the exhaust ribs 820 are provided with an air inlet section 822 communicated with the exhaust section 821, the air inlet is located on the air inlet section 822, the distance between the air inlet sections 822 of the two exhaust ribs 820 is sequentially increased along the direction from the air inlet section 822 to the exhaust section 821, that is, the distance between the air inlet section 822 of each exhaust rib 820 and the axis of the middle channel 700 is sequentially increased along the direction away from the other exhaust rib 820, so that the gas in the cavity 810 can be smoothly discharged. If the distance between the air inlet portion 822 of each exhaust rib 820 and the axis of the middle channel 700 is decreased in a direction away from the other exhaust rib 820, a part of the air may be left in the cavity 810 and cannot be exhausted. Of course, in other embodiments, if the number of the exhaust ribs 820 is more than two, for example, the number of the exhaust ribs 820 is three, three exhaust ribs 820 are sequentially spaced along the axial direction of the middle channel 700, and both the exhaust section 821 and the air inlet section 822 of the middle exhaust rib 820 may be perpendicular to the axial direction of the middle channel 700.
In some embodiments, the center tunnel 700 includes a top plate 720 and two side plates 730 connected to both ends of the top plate 720, respectively, and a recess 710 is formed in the middle of the top plate 720, so that the center tunnel 700 having an M-shaped cross section can be formed, and the center tunnel 700 having the M-shaped cross section has high strength and good collision safety performance due to the provision of the recess 710. The middle channel 700 can be of an integrated structure and is obtained by stamping and deforming a steel plate, and the process is simple; the middle channel 700 may also adopt a split structure, and the side plate 730 and the top plate 720 are connected by welding, and the split structure has a complex process compared with an integrated structure.
In some embodiments, the supporter 800 includes an adjustment part 840, and the adjustment part 840 has a gap with the recess 710 of the top plate 720 in an axial direction perpendicular to the center passage 700. When the support member 800 is installed in the middle channel 700, the gap between the adjusting part 840 and the top plate 720 along the axial direction perpendicular to the middle channel 700 can be adjusted, so that the installation accuracy of the support member 800 and the middle channel 700 in the Y direction is improved, and the installation accuracy of the airbag controller is ensured; the gap between the adjusting part and the top plate 720 is simply adjusted, and the installation efficiency of the supporter 800 can be improved. After the adjusting part and the top plate 720 are adjusted to the target positions, the adjusting part and the top plate 720 are connected by welding (such as welding), so that the connection strength between the supporting part 800 and the middle channel 700 is ensured; the gap may be 1mm. The supporting member 800 comprises a top portion and two side portions oppositely arranged along the axial direction of the middle channel 700, the two side portions are connected to the concave portion 710 of the top portion and the middle channel 700, the two side portions, the top portion and the middle channel 700 surround a cavity 810, and one end of the two side portions perpendicular to the axial direction of the middle channel 700 is an adjusting portion; the top portion includes a connecting portion connected to the top plate 720 and a supporting portion provided above the recess 710. In addition, the supporting member 800 may be obtained by integrally stamping a steel plate, or may be obtained by welding in a split structure, which is not limited herein.
In some embodiments, the center channel 700 further includes an interface for connecting the cross beam 100; the interface portion includes a top interface edge 740 for overlapping the top surface of the beam 100 and two side interface edges 750 for connecting the side surfaces of the beam 100. During installation, the top abutting edge 740 is lapped on the top surface of the beam 100, and the side abutting edge 750 is connected to the side surface of the beam 100, so that the beam 100 is connected with the middle channel 700; since the top abutting edge 740 of the center tunnel 700 overlaps the top surface of the cross beam 100, the height of the center tunnel 700 does not exceed that of the cross beam 100, and the height of the center tunnel 700 is relatively short, about 48mm, which can provide enough space for arranging a double-layer air duct, a cup bracket and the like. Specifically, the top plate 720 is provided with a top facing abutment edge 740, and the two side plates 730 are respectively provided with side facing abutment edges 750.
In addition, the middle channel 700 can be made of 1500MPa high-strength steel through a hot forming process, and has good strength under the condition that the height of the middle channel 700 is low, so that the requirement of head-on collision is met.
The mounting points of air bag controller have three, and one of them mounting point is located on support piece 800, specifically, locates support piece 800's top, and two other mounting points are located in the concave part 710 of well passageway 700, form three mounting points of a height two low, satisfy the high demand of three mounting points of air bag controller self, can satisfy the dynamic stiffness demand of air bag controller mounting point simultaneously.
The manufacturing steps of the middle channel assembly provided by the embodiment of the application are as follows:
the supporting piece 800 and the middle channel 700 are manufactured through a stamping forming process, the supporting piece 800 is placed on the middle channel 700, the position of the supporting piece 800 is adjusted until the supporting piece 800 is located at a target position, then the supporting piece 800 is connected with the middle channel 700 in a welding mode, then bolts are plugged into the cavity 810 through the opening of the cavity 810 and are welded on the supporting piece 800, finally the welded middle channel assembly is conveyed into an electrophoresis tank along the axial direction of the middle channel 700 to be subjected to electrophoresis, and then the middle channel assembly is taken out to finish electrophoresis.
In the center channel assembly provided by the embodiment of the application, the center channel 700 adopts an M-shaped structure with the concave part 710, so that the strength of the center channel 700 is improved; the supporting piece 800 used for mounting the airbag controller is connected to the middle channel 700, so that the strength of the middle channel 700 is further improved, the requirement of the airbag controller for mounting the rigidity of the supporting piece 800 is also met, the strength of the supporting piece 800 is increased due to the design of the flanging rib 830 and the exhaust rib 820 on the supporting piece 800, in addition, the design of the exhaust rib 820 also avoids the problem of leakage points caused by the fact that gas in the cavity 810 cannot be discharged when electrophoresis enters a pool, and the service life of a middle channel assembly is prolonged; compared with the prior vehicle type, the height of the middle channel 700 is reduced by about 100mm, a larger arrangement space is provided, and the middle channel can be used for arranging a double-layer air duct, a water cup bracket and the like; a gap is formed between the supporting piece 800 for mounting the air bag controller and the middle channel 700Y direction, so that the debugging time of the mounting position of the supporting piece 800 on the middle channel 700 can be shortened, and the mounting precision of the supporting piece 800 is ensured. The middle channel assembly provided by the invention improves the strength of the middle channel assembly through the matching design of the self structure of the middle channel 700 and the supporting piece 800, ensures the electrophoresis effect of the middle channel assembly, further ensures the long-term use strength of the middle channel assembly through the electrophoresis effect, prevents the safety airbag controller from being damaged during collision, can start the safety airbag, and improves the collision performance of a vehicle.
Example two
The embodiment of the application provides a floor assembly, and this floor assembly has good collision performance, and does not have the leak source in the electrophoresis, has guaranteed the electrophoresis effect, has avoided the problem that leak source department rusts and leads to intensity to reduce.
Referring to fig. 5, a floor assembly 1000 according to an embodiment of the present disclosure includes a cross member 100, a floor panel 200, and a center tunnel component according to an embodiment, where one end of the center tunnel component is connected to the cross member 100, and the floor panel 200 is connected to the center tunnel component and the cross member 100.
In some embodiments, the floor assembly 1000 further includes two longitudinal beams 300 and a connecting assembly 400, two ends of the cross beam 100 are respectively connected to the longitudinal beams 300 through the connecting assembly 400, and the floor panel 200 is connected to the middle channel 700. Specifically, the number of the cross beams 100 may be two, the two cross beams 100 are arranged at intervals along the axial direction of the longitudinal beam 300, and both ends of the two cross beams 100 are connected to the longitudinal beam 300 through the connection assembly 400. The floor assembly 1000 may be a front floor assembly or a rear floor assembly, but is not limited thereto, and the longitudinal beam 300 may be a threshold beam.
In some embodiments, the floor assembly 1000 further includes a first seat bracket 500 and a second seat bracket 600, the first seat bracket 500 being disposed at an end of the cross beam 100 and the second seat bracket 600 being disposed at a middle portion of the cross beam 100.
EXAMPLE III
The embodiment of the application provides a vehicle, including floor assembly 1000 of second embodiment.
While the preferred embodiments of the present application have been described, additional variations and modifications in those embodiments may occur to those skilled in the art once they learn of the basic inventive concepts. Therefore, it is intended that the appended claims be interpreted as including the preferred embodiment and all changes and modifications that fall within the scope of the present application.
It will be apparent to those skilled in the art that various changes and modifications may be made in the present application without departing from the spirit and scope of the application. Thus, if such modifications and variations of the present application fall within the scope of the claims of the present application and their equivalents, the present application is intended to include such modifications and variations as well.
Claims (10)
1. A mesochannel assembly, comprising:
a middle channel provided with a recess extending along the axial direction;
the supporting piece is connected with the middle channel and covers the concave part so as to surround a containing cavity with an opening; and the top surface of the supporting piece is provided with an exhaust rib which is used for communicating the accommodating cavity with the outside.
2. The center channel assembly of claim 1, wherein the support member is provided with a bead extending toward the cavity, the bead being located at an opening of the cavity.
3. The center channel assembly of claim 1, wherein the exhaust bead has an exhaust section perpendicular to an axial direction of the center channel, the exhaust bead having an exhaust port located on the exhaust section.
4. A mid-channel assembly as claimed in any one of claims 1 to 3, in which the exhaust ribs are provided in plural numbers, the plural exhaust ribs being spaced apart in the axial direction of the mid-channel.
5. The center channel assembly according to any one of claims 1 to 3, wherein the top surface of the support member has two opposite sides in the axial direction of the center channel, and the exhaust rib has two, and the air inlet of the exhaust rib corresponds to the opposite sides.
6. The center tunnel assembly according to any one of claims 1 to 3, wherein the center tunnel comprises a top plate and two side plates connected to both ends of the top plate, respectively, and the recess is provided in the middle of the top plate.
7. The center channel assembly of claim 6, wherein the support includes an adjustment portion having a clearance from the recess of the top plate in an axial direction perpendicular to the center channel.
8. The mesochannel assembly of any of claims 1-3, wherein the mesochannel further comprises an interface portion for connecting a beam; the butt joint part comprises a top surface butt joint edge used for being lapped on the top surface of the cross beam and two side surface butt joint edges used for being connected with the side surfaces of the cross beam.
9. A floor assembly, comprising:
a cross beam;
the mesochannel assembly of any of claims 1-8, wherein one end of the mesochannel assembly is attached to the beam;
a floor connected to the center channel assembly and the cross member.
10. A vehicle comprising the floor assembly of claim 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210856198.8A CN115257966B (en) | 2022-07-20 | 2022-07-20 | Middle channel assembly, floor assembly and vehicle |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210856198.8A CN115257966B (en) | 2022-07-20 | 2022-07-20 | Middle channel assembly, floor assembly and vehicle |
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| CN115257966A true CN115257966A (en) | 2022-11-01 |
| CN115257966B CN115257966B (en) | 2023-06-06 |
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| CN115257966B (en) | 2023-06-06 |
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