CN218907408U - Front floor assembly of vehicle and vehicle - Google Patents

Abstract

The utility model discloses a front floor assembly and a vehicle with the same, wherein the front floor assembly comprises: the front floor, the front floor is connected with the automobile body, and the front floor includes the first front floor, well passageway subassembly and the preceding floor of second that connect gradually in the left and right directions of vehicle, well passageway subassembly upwards protrudes and is formed with the exhaust groove that extends along the fore-and-aft direction of vehicle in the downside, and well passageway subassembly includes the plate of a plurality of unequal lengths that connect gradually in the fore-and-aft direction of vehicle, and at least one plate is independent shaping piece. According to the front floor assembly, the middle channel assembly comprises the plurality of plates with different lengths which are sequentially connected in the front-rear direction of the vehicle, so that the difference of structure and strength exists between different plate supports, and the difference of modal frequencies exists between different plates, so that resonance between any two adjacent plates is effectively avoided, vibration and noise in the vehicle are reduced, and the use feeling of a user is improved.

Description

Front floor assembly of vehicle and vehicle

Technical Field

The utility model relates to the technical field of vehicles, in particular to a front floor assembly of a vehicle and the vehicle.

Background

The front floor is an important structure of a vehicle, the middle channel component of the front floor is positioned in the middle of the vehicle body floor, and the middle channel component generates larger vibration and noise due to the fact that the middle channel component is positioned in the middle of the transverse direction of the vehicle body, the vibration sensitivity is larger generally, and the middle channel component cannot be reinforced and designed by means of the strength of the longitudinal beam when the middle channel component is far away from the longitudinal beam of the vehicle body.

Disclosure of Invention

The present utility model aims to solve at least one of the technical problems existing in the prior art. To this end, the present utility model proposes a front floor assembly of a vehicle that reduces the influence of vibration sources generated by a power assembly, a transmission system, road surface excitation vibrations, and the like on a center tunnel assembly.

The utility model also provides a vehicle comprising the front floor assembly.

According to an embodiment of the present utility model, a front floor assembly of a vehicle includes: the front floor, the front floor is connected with the automobile body, the front floor includes the first front floor, well passageway subassembly and the second front floor that connect gradually in the left and right directions of vehicle, well passageway subassembly upwards protrudes and is formed with the exhaust groove that extends along the fore-and-aft direction of vehicle in the downside, well passageway subassembly includes the plate that a plurality of lengths that connect gradually in the fore-and-aft direction of vehicle are unequal, at least one the plate is independent shaping.

According to the front floor assembly of the vehicle, the middle channel component protrudes upwards and is provided with the exhaust grooves extending along the front-rear direction of the vehicle at the lower side, the middle channel component comprises the plurality of plates with different lengths, which are sequentially connected in the front-rear direction of the vehicle, at least one plate is an independent forming part, so that the difference of structure and strength exists between different plate supports, the mode frequency difference exists between the different plates, resonance between any two adjacent plates is effectively avoided, vibration and noise energy attenuation of the middle channel component is further realized, meanwhile, the middle channel component is formed by the plurality of plates, and at least one plate is an independent forming part, so that the structural strength of the middle channel component is enhanced, the influence of vibration sources generated by a power assembly, a transmission system, road surface excitation vibration and the like on the middle channel component is reduced, vibration and noise in the vehicle are further reduced, the requirement of a user on the in-vehicle silence performance is met, and the use feeling of the user is improved.

In some embodiments of the present utility model, the plurality of panel members includes a first panel member, a second panel member, a third panel member, and a fourth panel member that are connected in order in a direction from front to rear of the vehicle.

In some embodiments of the present utility model, one end of the first plate far away from the second plate is connected with the vehicle body, the first plate is an independent molding piece, the first plate is arched, the second plate comprises a first side section, a first top section and a second side section, the lower end of the first side section is connected with the first front floor, the lower end of the second side section is connected with the second front floor, the upper end of the first side section and the upper end of the second side section are respectively connected with the left end and the right end of the first top section, each of the first side section and the second side section comprises a first triangular plate and a second triangular plate which are connected, the first edge of the first triangular plate is connected with the first edge of the second triangular plate, the second edge of the first triangular plate is connected with the first top section, the third edge of the first triangular plate is connected with the first top section, the second edge of the second triangular plate is connected with the first front floor or the second front floor, and the third edge of the third triangular plate is connected with the third triangular plate; and/or the upper surfaces of the first plate and the second plate are provided with a first reinforcing groove which is recessed downwards.

In some embodiments of the present utility model, the second plate and the third plate are an integral piece, so the third plate includes a third side section, a second top section and a fourth side section, the lower end of the third side section is connected with the first front floor, the lower end of the fourth side section is connected with the second front floor, the upper end of the third side section and the upper end of the fourth side section are respectively connected with the left and right ends of the second top section, the third side section and the fourth side section are both provided with first reinforcing ribs, and the second top section is provided with second reinforcing ribs extending along the front-rear direction of the vehicle.

In some embodiments of the present utility model, the fourth plate member includes a fifth side section, a third top section and a sixth side section, wherein a lower end of the fifth side section is connected to the first front floor, a lower end of the sixth side section is connected to the second front floor, an upper end of the fifth side section and an upper end of the sixth side section are respectively connected to left and right ends of the third top section, upper edges of the fifth side section and the sixth side section are inclined downward in a direction toward a rear side of the vehicle, and sixth reinforcing ribs extending in a front-rear direction of the vehicle are provided on each of the fifth side section and the sixth side section.

In some embodiments of the present utility model, the fifth panel includes a seventh side section, a fourth top section and an eighth side section, the lower end of the seventh side section is connected to the first front floor, the lower end of the eighth side section is connected to the second front floor, the upper ends of the seventh side section and the eighth side section are respectively connected to the left and right ends of the fourth top section, third reinforcing ribs are disposed on the seventh side section and the eighth side section, a second reinforcing groove recessed downward is disposed on the upper surface of the fourth top section, a fourth reinforcing rib extending in the front-rear direction of the vehicle is disposed on the bottom wall of the second reinforcing groove, and a fifth reinforcing rib facing into the second reinforcing groove is disposed on the side wall of the second reinforcing groove; and/or the fourth plate and the fifth plate are integrated, and a fifth reinforcing rib and a third reinforcing groove which are spaced along the left-right direction of the vehicle are arranged at the joint of the upper surface of the fourth plate and the upper surface of the fifth plate.

In some embodiments of the utility model, further comprising: a first reinforcement beam extending in a left-right direction of the vehicle; and a reinforcing bracket is arranged between the front floor and the first reinforcing beam and is respectively connected with the front floor and the first reinforcing beam.

In some embodiments of the present utility model, the exhaust groove is provided with second reinforcing beams on both sides in the left-right direction of the vehicle, the second reinforcing beams are provided on the lower side of the middle channel assembly, the second reinforcing beams extend in the front-rear direction of the vehicle, one end in the width direction of the second reinforcing beams is connected with the bottom wall of the exhaust groove, and the other end in the width direction of the second reinforcing beams is connected with the lower end of one of the side walls of the exhaust groove.

In some embodiments of the utility model, the second reinforcement beam comprises a first section and a second section, the first section and the second section being angled with respect to each other, the first section being connected to the bottom wall of the venting groove, the second section being connected to the lower end of one of the side walls of the venting groove.

The vehicle comprises the front floor assembly.

According to the vehicle provided by the embodiment of the utility model, the front floor assembly is arranged, the middle channel assembly protrudes upwards and is provided with the exhaust grooves extending along the front-rear direction of the vehicle at the lower side, the middle channel assembly comprises a plurality of plates with unequal lengths, which are sequentially connected in the front-rear direction of the vehicle, at least one plate is an independent forming part, so that the difference of structure and strength exists between different plate supports, the difference of modal frequencies exists between the different plates, resonance between any two adjacent plates is effectively avoided, vibration and noise energy attenuation of the middle channel assembly is further realized, meanwhile, the middle channel assembly is formed by a plurality of plates, at least one plate is an independent forming part, and therefore the structural strength of the middle channel assembly is enhanced, the influence of vibration sources generated by a power assembly, a transmission system, road surface excitation vibration and the like on the middle channel assembly is reduced, the vibration and noise in the vehicle are further reduced, the requirements of a user on the in-vehicle inner silent property are met, and the use feeling of the user is improved.

Additional aspects and advantages of the utility model will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of the utility model.

Drawings

The foregoing and/or additional aspects and advantages of the utility model will become apparent and may be better understood from the following description of embodiments taken in conjunction with the accompanying drawings in which:

FIG. 1 is a top view of a front floor assembly according to an embodiment of the utility model;

FIG. 2 is a side view of a front floor assembly according to an embodiment of the utility model;

FIG. 3 is a top view of a middle channel assembly according to an embodiment of the present utility model;

FIG. 4 is a perspective view of a middle channel assembly according to an embodiment of the present utility model;

FIG. 5 is an enlarged view at A in FIG. 4;

FIG. 6 is a side view of a middle channel assembly according to an embodiment of the present utility model;

fig. 7 is a bottom view of the center tunnel assembly and the first reinforcement beam according to an embodiment of the present utility model.

Reference numerals:

1000. a front floor assembly;

100. a front floor;

1. a first front floor;

2. a middle channel assembly; 21. a first plate member; 22. a second plate member; 221. a first side section; 2211. a first triangle; 2212. a second triangle; 222. a first top section; 2221. a first reinforcing groove; 223. a second side section; 23. a third plate member; 231. a third side section; 2311. a first reinforcing rib; 232. a second top section; 2321. a second reinforcing rib; 233. a fourth side section; 24. a fifth plate member; 241. a seventh side section; 242. a fourth top section; 2421. a second reinforcing groove; 2421a, fourth reinforcing ribs; 2421b, fifth reinforcing ribs; 2424. seventh reinforcing ribs; 2425. a third reinforcing groove; 243. an eighth side section; 2431. a third reinforcing rib; 25. a fourth plate member; 251. a fifth side section; 2511. a sixth reinforcing rib; 252. a third top section; 253. a sixth side section;

26. an exhaust groove; 27. a second reinforcing beam; 271. a first section; 272. a second section;

3. a second front floor;

200. a first reinforcing beam; 201. reinforcing the bracket.

Detailed Description

Embodiments of the present utility model are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are illustrative only and are not to be construed as limiting the utility model.

In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the device or element being referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the present utility model. Furthermore, features defining "first", "second" may include one or more such features, either explicitly or implicitly. In the description of the present utility model, unless otherwise indicated, the meaning of "a plurality" is two or more.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

A front floor assembly 1000 of a vehicle according to an embodiment of the present utility model is described below with reference to the accompanying drawings.

As shown in fig. 1-3, a front floor assembly 1000 of a vehicle according to one embodiment of the utility model includes a front floor 100. Wherein the front floor panel 100 is connected with the vehicle body, the front floor panel 100 includes a first front floor panel 1, a middle tunnel assembly 2 and a second front floor panel 3 which are sequentially connected in the left-right direction of the vehicle, the middle tunnel assembly 2 protrudes upward and is formed at a lower side with an exhaust groove 26 extending in the front-rear direction of the vehicle, the middle tunnel assembly 2 includes a plurality of plate members of unequal lengths which are sequentially connected in the front-rear direction of the vehicle, and at least one of the plate members is an independent molding.

It can be understood that when the vehicle runs, the middle channel component 2 comprises a plurality of plates with unequal lengths, so that the difference of structure and strength exists between different plate supports, and the difference of modal frequencies exists between different plates, so that resonance between any two adjacent plates is effectively avoided, the damping of the middle channel component 2 to vibration and noise energy is realized, the vibration and noise in the vehicle are reduced, and the riding comfort of a user in the vehicle is improved. Meanwhile, the middle channel component 2 is formed by a plurality of plates, and at least one plate is an independent forming piece, so that the structural strength of the middle channel component 2 is enhanced, the influence of vibration sources generated by a power assembly, a transmission system, road surface excitation vibration and the like on the middle channel component 2 is reduced, and the vibration and noise in a vehicle are further reduced.

According to the front floor assembly 1000 of the vehicle in the embodiment of the utility model, the middle channel assembly 2 protrudes upwards and is provided with the exhaust groove 26 extending along the front-rear direction of the vehicle at the lower side, the middle channel assembly 2 comprises a plurality of plates with unequal lengths, which are sequentially connected in the front-rear direction of the vehicle, at least one plate is an independent forming part, so that the difference of structure and strength exists between different plate supports, and the difference of modal frequencies exists between different plates, thereby effectively avoiding resonance between any two adjacent plates, further realizing attenuation of vibration and noise energy by the middle channel assembly 2, meanwhile, the middle channel assembly 2 is formed by a plurality of plates, and at least one plate is an independent forming part, thereby reinforcing the structural strength of the middle channel assembly 2, reducing the influence of vibration sources generated by a power assembly, a transmission system, road surface excitation vibration and the like on the middle channel assembly 2, further reducing vibration and noise in the vehicle, meeting the requirement of a user on the in-vehicle stationarity, and improving the use feeling of the user.

In some embodiments of the present utility model, as shown in fig. 3, the plurality of panels includes a first panel 21, a second panel 22, a third panel 23, a fourth panel 25, and a fifth panel 24 that are connected in order in the direction from front to rear of the vehicle. From this, through dividing into the five plates that a plurality of length are unequal with well passageway subassembly 2 to there is the modal frequency difference between the different plates, thereby effectively avoid resonance between arbitrary adjacent two plates, and then realize the attenuation of well passageway subassembly 2 to vibration and noise energy, vibration and noise in the reduction car, improve user's riding comfort in the car. At the same time, such an arrangement facilitates production and assembly of the middle channel assembly 2, improving efficiency. Preferably, the length ratio between the first plate 21, the second plate 22, the third plate 23, the fourth plate 25 and the fifth plate 24 is 3:5:4:1:7.

In some embodiments of the present utility model, as shown in fig. 3 and 4, the end of the first plate 21 remote from the second plate 22 is connected to the vehicle body, the first plate 21 is a separate molded piece, and the first plate 21 has an arch shape. Therefore, the first plate 21 is arched to strengthen the structural strength of the first plate 21, so that the influence of vibration sources generated by a power assembly, a transmission system, road surface excitation vibration and the like on the first plate 21 is effectively reduced, and the vibration and noise of the first plate 21 during running of a vehicle are reduced.

In some embodiments of the present utility model, as shown in fig. 3 and 4, the second plate 22 includes a first side section 221, a first top section 222, and a second side section 223, the lower end of the first side section 221 is connected to the second front floor 3, the lower end of the second side section 223 is connected to the first front floor 1, the upper ends of the first side section 221 and the second side section 223 are respectively connected to the left and right ends of the first top section 222, each of the first side section 221 and the second side section 223 includes a first triangle 2211 and a second triangle 2212 connected, the first side of the first triangle 2211 is connected to the first side of the second triangle 2212, the second side of the first triangle 2211 is connected to the first plate 21, the third side of the first triangle 2211 is connected to the first top section 222, the second side of the second triangle 2212 is connected to the first front floor 1 or the second front floor 3, and the third side of the second triangle 2212 is connected to the third plate 23.

Therefore, by utilizing the characteristic of the stability of the triangle, the structural strength of the first side section 221 and the second side section 223 is enhanced through the first triangle 2211 and the second triangle 2212 which are connected with each other, so that the influence of a vibration source generated by a power assembly, a transmission system, road surface excitation vibration and the like on the second plate 22 is effectively reduced, and the vibration and noise of the second plate 22 during the running of the vehicle are reduced.

In some embodiments of the present utility model, as shown in fig. 3 and 4, the first and second plate members 21 and 22 have first reinforcing grooves 2221 recessed downward on the upper surfaces thereof. Thereby, the structural strength of the upper surfaces of the first and second plate members 21 and 22 is enhanced by the first reinforcing grooves 2221, so that the influence of vibration sources generated by the power train, the transmission system, the road surface excitation vibration, etc. on the first and second plate members 21 and 22 is effectively reduced, and the vibrations and noises of the first and second plate members 21 and 22 when the vehicle is running are reduced. Meanwhile, the provision of the first reinforcing grooves 2221 increases the connection length between the first plate 21 and the second plate 22, thereby improving the connection strength of the first plate 21 and the second plate 22, further reducing vibration and noise.

Further, the first reinforcement groove 2221 extends in the front-rear direction of the vehicle, whereby the upper surface of the second panel 22 is formed with two arches in the left-right direction of the vehicle by the engagement of the two side sections of the second panel 22 with the first reinforcement groove 2221, and the structural strength of the second panel 22 is enhanced by the strong characteristics of the arches. Preferably, the first reinforcing groove 2221 has a depth of 28mm in the vehicle height direction, a width of 60mm in the vehicle left-right direction, and a length of 62mm in the vehicle front-rear direction of the first reinforcing groove 2221 on the upper surface of the first plate member 21.

In some embodiments of the present utility model, as shown in fig. 3 and 4, the second plate 22 and the third plate 23 are integrally formed, so that the third plate 23 includes a third side section 231, a second top section 232 and a fourth side section 233, the lower end of the third side section 231 is connected to the second front floor 3, the lower end of the fourth side section 233 is connected to the first front floor 1, the upper ends of the third side section 231 and the fourth side section 233 are respectively connected to the left and right ends of the second top section 232, the first reinforcing ribs 2311 are provided on the third side section 231 and the fourth side section 233, and the second reinforcing ribs 2321 extending in the front-rear direction of the vehicle are provided on the second top section 232.

Therefore, the structural strength of the third side section 231 and the fourth side section 233 is improved through the first reinforcing rib 2311, and the structural strength of the second top section 232 is improved through the second reinforcing rib 2321, so that the overall structural strength of the second plate 22 is improved, the influence of vibration sources generated by a power assembly, a transmission system, road surface excitation vibration and the like on the second plate 22 is effectively reduced, and the vibration and noise of the second plate 22 during running of a vehicle are reduced. Meanwhile, the provision of the second plate 22 and the third plate 23 as one piece effectively reduces vibration and noise generated when the vehicle runs at the junction of the two.

Further, a plurality of first reinforcing ribs 2311 spaced apart in the front-rear direction of the vehicle are provided on each of the third and fourth side sections 231 and 233, and the first reinforcing ribs 2311 extend in the up-down direction of the vehicle, whereby the structural strength of the third and fourth side sections 231 and 233 is further improved. Alternatively, the thickness of the first reinforcing bead 2311 is 2mm.

The second reinforcing ribs 2321 are plural and spaced apart in the left-right direction of the vehicle, each second reinforcing rib 2321 extends in the front-rear direction of the vehicle, and the structural strength of the second top section 232 is further improved by such arrangement. Alternatively, the second reinforcing rib 2321 has an "L" shape, and the thickness of the second reinforcing rib 2321 in the vehicle height direction is 7mm, and the width in the vehicle left-right direction is 25mm.

In some embodiments of the present utility model, as shown in fig. 3 to 5, the fourth panel 25 includes a fifth side section 251, a third top section 252, and a sixth side section 253, the lower end of the fifth side section 251 is connected to the second front floor 3, the lower end of the sixth side section 253 is connected to the first front floor 1, the upper ends of the fifth side section 251 and the sixth side section 253 are respectively connected to the left and right ends of the third top section 252, the upper edges of the fifth side section 251 and the sixth side section 253 are inclined downward in a direction toward the rear side of the vehicle, and sixth reinforcing beads 2511 extending in the front-rear direction of the vehicle are provided on each of the fifth side section 251 and the sixth side section 253. As can be appreciated, the upper edges of the fifth and sixth side sections 251 and 253 are connected to the third and fourth plate members 23, and the lower edges of the fifth and sixth side sections 251 and 253 are connected to the fourth plate member 25, whereby the connection strength of the fifth and sixth side sections 251 and 253 to the third and fourth plate members 23 and 25, respectively, is further enhanced by the downward inclination of the upper edges of the fifth and sixth side sections 251 and 253 in the direction toward the rear side of the vehicle, so that vibrations and noise generated at the connection are effectively avoided while the vehicle is traveling.

Further, a triangle is formed on the fifth side segment 251 through the upper edge of the fifth side segment 251, the side edge of the fifth side segment 251 connected with the third plate 23 and the sixth reinforcing rib 2511, and a triangle is formed on the sixth side segment 253 through the upper edge of the sixth side segment 253, the side edge of the sixth side segment 253 connected with the third plate 23 and the sixth reinforcing rib 2511, so that the structural strength of the fifth side segment 251 and the sixth side segment 253 is further enhanced through the triangle design, the structural strength of the whole fourth plate 25 is increased, the influence of vibration sources generated by a power assembly, a transmission system, road surface excitation vibration and the like on the fourth plate 25 is further effectively reduced, and vibration and noise of the fourth plate 25 during running of a vehicle are reduced. Preferably, the sixth bead 2511 has a length in the vehicle front-rear direction of 26mm, a width in the vehicle height direction of 8mm and a thickness of 2mm.

In some embodiments of the present utility model, as shown in fig. 3 to 5, the fifth panel 24 includes a seventh side section 241, a fourth top section 242 and an eighth side section 243, the lower end of the seventh side section 241 is connected to the second front floor 3, the lower end of the eighth side section 243 is connected to the first front floor 1, the upper ends of the seventh side section 241 and the eighth side section 243 are respectively connected to the left and right ends of the fourth top section 242, the seventh side section 241 and the eighth side section 243 are each provided with a third reinforcing rib 2431, the upper surface of the fourth top section 242 is provided with a second reinforcing groove 2421 recessed downward, the bottom wall of the second reinforcing groove 2421 is provided with a fourth reinforcing rib 2421a extending in the front-rear direction of the vehicle, and the side wall of the second reinforcing groove 2421 is provided with a fifth reinforcing rib 2421b facing into the second reinforcing groove 2421.

Thereby, the structural strength of the fourth top section 242 is enhanced by the second reinforcement grooves 2421, the fourth reinforcement ribs 2421a and the fifth reinforcement ribs 2421b, and the structural strength of the seventh side section 241 and the eighth side section 243 is enhanced by the third reinforcement ribs 2431, so that the influence of the vibration source generated by the power train, the transmission system, the road surface excitation vibration and the like on the fifth plate 24 is effectively reduced, and the vibration and noise of the fifth plate 24 when the vehicle travels are reduced.

Further, the second reinforcement grooves 2421 extend in the front-rear direction of the vehicle, the fourth reinforcement ribs 2421a are plural and spaced apart in the left-right direction of the vehicle body, the fourth reinforcement ribs 2421a extend in the front-rear direction of the vehicle, and the fifth reinforcement ribs 2421b are spaced apart in the circumferential direction of the second reinforcement grooves 2421, thereby further reinforcing the structural strength of the fourth top section 242. Preferably, the second reinforcement groove 2421 has a depth of 7mm in the vehicle height direction and a width of 131mm in the vehicle left-right direction; the fourth rib 2421a has a height of 7mm in the vehicle height direction, a width of 24mm in the vehicle left-right direction, and a length of 447mm in the vehicle front-rear direction.

The seventh side segment 241 and the eighth side segment 243 are each provided with a plurality of third reinforcing ribs 2431 spaced apart in the front-rear direction of the vehicle, and the third reinforcing ribs 2431 extend in the up-down direction of the vehicle, whereby the structural strength of the seventh side segment 241 and the eighth side segment 243 is further improved. Preferably, the thickness of third stiffener 2431 is 4mm.

In some embodiments of the present utility model, as shown in fig. 3 and 4, the fourth plate 25 and the fifth plate 24 are one piece, and seventh reinforcement ribs 2424 and third reinforcement grooves 2425 spaced apart in the left-right direction of the vehicle are provided at the junction of the upper surface of the fourth plate 25 and the upper surface of the fifth plate 24. Therefore, through the arrangement, the structural strength of the fourth plate 25, the fifth plate 24 and the joint of the fourth plate 25 and the fifth plate 24 is enhanced, so that the influence of vibration sources generated by a power assembly, a transmission system, road surface excitation vibration and the like on the fourth plate 25 and the fifth plate 24 is effectively reduced, and the vibration and noise of the fourth plate 25 and the fifth plate 24 during running of a vehicle are reduced. Meanwhile, the fourth plate 25 and the fifth plate 24 are integrally arranged to effectively avoid vibration and noise generated when the vehicle runs at the joint of the fourth plate and the fifth plate. Preferably, the seventh reinforcement 2424 has a triangular shape, and the structural strength of the junction of the fourth plate 25 and the fifth plate 24 is enhanced by the strong of the triangle.

In some embodiments of the present utility model, as shown in fig. 1 and 7, the front floor assembly 1000 further includes a first reinforcement beam 200, wherein the first reinforcement beam 200 extends in the left-right direction of the vehicle, a reinforcement bracket 201 is provided between the front floor 100 and the first reinforcement beam 200, and the reinforcement bracket 201 is connected to the front floor 100 and the first reinforcement beam 200, respectively. It can be appreciated that the first reinforcing beam 200 is connected to the corresponding portion of the middle channel assembly 2, thereby further improving the overall structural strength of the middle channel assembly 2, so as to effectively reduce the influence of vibration sources generated by the power assembly, the transmission system, the road surface excitation vibration and the like on the middle channel assembly 2, and reduce the vibration and noise of the middle channel assembly 2 when the vehicle runs. Meanwhile, the design of the reinforcing bracket 201 further improves the overall structural strength, and further reduces vibration and noise.

Further, the plurality of first reinforcing beams 200 are spaced apart in the front-rear direction of the vehicle, so that the influence of vibration sources generated by the power train, the transmission system, road surface excitation vibration and the like on the center tunnel assembly 2 is further reduced, and vibration and noise are reduced.

In some embodiments of the present utility model, as shown in fig. 2 and 6, the exhaust groove 26 is provided with second reinforcing beams 27 on both sides in the left-right direction of the vehicle, the second reinforcing beams 27 are provided on the lower side of the middle tunnel assembly 2, the second reinforcing beams 27 extend in the front-rear direction of the vehicle, one end in the width direction of the second reinforcing beams 27 is connected to the bottom wall of the exhaust groove 26, and the other end in the width direction of the second reinforcing beams 27 is connected to the lower end of one of the side walls of the exhaust groove 26. Therefore, the structural strength of the bottom wall and the side wall of the exhaust groove 26 is enhanced through the second reinforcing beam 27, and the overall structural strength of the middle channel assembly 2 is further improved, so that the influence of vibration sources generated by a power assembly, a transmission system, road surface excitation vibration and the like on the middle channel assembly 2 is effectively reduced, and the vibration and noise of the middle channel assembly 2 during running of a vehicle are reduced.

In some embodiments of the present utility model, as shown in fig. 2 and 6, the second reinforcing beam 27 includes a first section 271 and a second section 272, the first section 271 and the second section 272 being angled with respect to each other, the first section 271 being connected with the bottom wall of the exhaust recess 26, and the second section 272 being connected with the lower end of one of the side walls of the exhaust recess 26. Therefore, the triangular cavity is formed by the first section 271, the second section 272 and the side wall of the exhaust groove 26, and the strength of the middle channel assembly 2 is further improved through the characteristic of high strength of the triangular cavity, so that the influence of vibration sources generated by a power assembly, a transmission system, road surface excitation vibration and the like on the middle channel assembly 2 is effectively reduced, and the vibration and noise of the middle channel assembly 2 during running of a vehicle are reduced.

A vehicle of an embodiment of the utility model is described below.

A vehicle according to an embodiment of the present utility model includes the front floor assembly 1000 described above.

According to the vehicle provided by the embodiment of the utility model, the front floor assembly 1000 is arranged, the middle channel assembly 2 protrudes upwards, the exhaust groove 26 extending along the front-rear direction of the vehicle is formed at the lower side, the middle channel assembly 2 comprises a plurality of plates with unequal lengths which are sequentially connected in the front-rear direction of the vehicle, at least one plate is an independent forming part, so that the difference of structure and strength exists between different plate supports, the difference of modal frequencies exists between different plates, resonance between any two adjacent plates is effectively avoided, vibration and noise energy attenuation of the middle channel assembly 2 is further realized, meanwhile, the middle channel assembly 2 is formed by a plurality of plates, at least one plate is an independent forming part, so that the structural strength of the middle channel assembly 2 is enhanced, the influence of vibration sources generated by a power assembly, a transmission system, road surface excitation vibration and the like on the middle channel assembly 2 is reduced, the vibration and noise in the vehicle are further reduced, the requirement of a user on the in-vehicle interior static performance is met, and the use feeling of the user is improved.

In the description of the present specification, reference to the terms "one embodiment," "some embodiments," "illustrative embodiments," "examples," "specific examples," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the utility model. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

While embodiments of the present utility model have been shown and described, it will be understood by those of ordinary skill in the art that: many changes, modifications, substitutions and variations may be made to the embodiments without departing from the spirit and principles of the utility model, the scope of which is defined by the claims and their equivalents.

Claims (10)

1. A front floor assembly for a vehicle, comprising:

front floor (100), front floor (100) are connected with the automobile body, front floor (100) are including first front floor (1), well passageway subassembly (2) and the preceding floor of second (3) that connect gradually in the left and right directions of vehicle, well passageway subassembly (2) upwards bulge and be formed with in the downside along the exhaust groove (26) of vehicle fore-and-aft direction extension, well passageway subassembly (2) are including a plurality of unequal length plates that connect gradually in the fore-and-aft direction of vehicle, at least one the plate is independent shaping.

2. The front floor assembly according to claim 1, wherein the plurality of panel members includes a first panel member (21), a second panel member (22), a third panel member (23), a fourth panel member (25) and a fifth panel member (24) that are connected in order in a front-to-rear direction of the vehicle.

3. The front floor assembly according to claim 2, wherein one end of the first plate (21) away from the second plate (22) is connected with the vehicle body, the first plate (21) is an independent molded part, the first plate (21) is arched, the second plate (22) comprises a first side section (221), a first top section (222) and a second side section (223), the lower end of the first side section (221) is connected with the first front floor (1), the lower end of the second side section (223) is connected with the second front floor (3), the upper end of the first side section (221) and the upper end of the second side section (223) are respectively connected with the left and right ends of the first top section (222), the first side section (221) and the second side section (223) each comprise a first triangular plate (2211) and a second triangular plate (2212) connected, the third side of the first side section (221) is connected with the first triangular plate (221) and the first triangular plate (2) or the first triangular plate (221) and the first triangular plate (2) connected with the first side (1) and the second triangular plate (221) and the first side (2) of the first side (221) and the second side (2) are connected with the first triangular plate (1), a third side of the second triangular plate (2212) is connected with the third plate (23);

and/or the upper surfaces of the first plate (21) and the second plate (22) are provided with a first reinforcing groove (2221) which is recessed downwards.

4. The front floor assembly according to claim 2, wherein the second plate (22) and the third plate (23) are integrally formed, so that the third plate (23) comprises a third side section (231), a second top section (232) and a fourth side section (233), the lower end of the third side section (231) is connected with the first front floor (1), the lower end of the fourth side section (233) is connected with the second front floor (3), the upper end of the third side section (231) and the upper end of the fourth side section (233) are respectively connected with the left and right ends of the second top section (232), the third side section (231) and the fourth side section (233) are respectively provided with a first reinforcing rib (2311), and the second top section (232) is provided with a second reinforcing rib (2321) extending along the front-rear direction of the vehicle.

5. The front floor assembly according to claim 2, wherein the fourth plate member (25) includes a fifth side section (251), a third top section (252) and a sixth side section (253), a lower end of the fifth side section (251) is connected to the first front floor (1), a lower end of the sixth side section (253) is connected to the second front floor (3), an upper end of the fifth side section (251) and an upper end of the sixth side section (253) are connected to left and right ends of the third top section (252), respectively, upper edges of the fifth side section (251) and the sixth side section (253) are inclined downward in a direction toward a vehicle rear side, and sixth reinforcing ribs (2511) extending in a vehicle front-rear direction are provided on each of the fifth side section (251) and the sixth side section (253).

6. Front floor assembly according to claim 2, characterized in that the fifth panel (24) comprises a seventh side section (241), a fourth top section (242) and an eighth side section (243), the lower end of the seventh side section (241) being connected to the first front floor (1), the lower end of the eighth side section (243) being connected to the second front floor (3), the upper end of the seventh side section (241) and the upper end of the eighth side section (243) being connected to the left and right ends of the fourth top section (242), respectively, third reinforcing ribs (2431) being provided on each of the seventh side section (241) and the eighth side section (243), a second reinforcing groove (2421) being provided on the upper surface of the fourth top section (242) which is recessed downwards, the bottom wall of the second reinforcing groove (2421) being provided with a fourth reinforcing rib (2421 a) extending in the front-rear direction of the vehicle, the second reinforcing groove (2421) being provided with a fifth reinforcing rib (2421) facing inwards of the second reinforcing groove (2421);

and/or the fourth plate (25) and the fifth plate (24) are integrated, and a fifth reinforcing rib (2421 b) and a third reinforcing groove (2425) which are spaced apart in the left-right direction of the vehicle are arranged at the junction of the upper surface of the fourth plate (25) and the upper surface of the fifth plate (24).

7. The front floor assembly of claim 1, further comprising:

a first reinforcement beam (200), wherein the first reinforcement beam (200) extends in the left-right direction of the vehicle; a reinforcing bracket (201) is arranged between the front floor (100) and the first reinforcing beam (200), and the reinforcing bracket (201) is respectively connected with the front floor (100) and the first reinforcing beam (200).

8. The front floor assembly according to any one of claims 1 to 6, wherein the exhaust groove (26) is provided with second reinforcement beams (27) on both sides in the left-right direction of the vehicle, the second reinforcement beams (27) are provided on the lower side of the middle tunnel assembly (2), the second reinforcement beams (27) extend in the front-rear direction of the vehicle, one end in the width direction of the second reinforcement beams (27) is connected with the bottom wall of the exhaust groove (26), and the other end in the width direction of the second reinforcement beams (27) is connected with the lower end of one of the side walls of the exhaust groove (26).

9. The front floor assembly according to claim 8, characterized in that the second reinforcement beam (27) comprises a first section (271) and a second section (272), the first section (271) and the second section (272) being angled to each other, the first section (271) being connected with the bottom wall of the air discharge groove (26), the second section (272) being connected with the lower end of one of the side walls of the air discharge groove (26).

10. A vehicle comprising a front floor assembly according to any one of claims 1-9.

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