CN213056945U - Heat insulation plate assembly for vehicle and vehicle - Google Patents

Abstract

The utility model provides a heat insulating board assembly and vehicle for vehicle relates to the vehicle spare part field. The utility model comprises a heat insulation board body arranged between the vehicle floor and the rear muffler of the vehicle, and a flow guide structure with a plurality of bending parts; the water conservancy diversion structure sets up between back silencer and rear bumper, and the water conservancy diversion structure is buckled and is extended along the direction that deviates from vehicle floor by the end of heat insulating board body, and the end and the rear bumper of water conservancy diversion structure are connected to make the air current of vehicle flow along the water conservancy diversion structure, thereby reduce the windage. The utility model provides a water conservancy diversion structure can guide the regional air current flow direction of back silencer to can optimize the air current field and reduce the windage, thereby still can delay the ageing of rear bumper for vehicle rear bumper provides fine thermal protection.

Description

Heat insulation plate assembly for vehicle and vehicle

Technical Field

The utility model relates to a vehicle spare part field especially relates to a heat insulating board assembly and vehicle for vehicle.

Background

The automobile heat insulation plate is used for reducing the risk of heat to other parts in automobile heat transfer engineering, mainly has the function of reducing heat flow transfer, and has a certain local noise insulation function. That is, the prior art automobile heat insulating panel mainly plays a role of heat insulation and noise insulation. However, the heat insulating panel for the vehicle in the related art does not have a function of guiding the air flow.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a heat insulating board assembly for vehicle solves the heat insulating board in prior art and can not guide the air current to can not reduce the technical problem of windage.

The utility model discloses a another aim is to improve the intensity of heat insulating board body.

It is yet another object of the present invention to provide a vehicle.

In particular, the present invention provides a heat shield assembly for a vehicle, comprising:

a heat insulation board body disposed between a vehicle floor and a rear muffler of a vehicle;

the water conservancy diversion structure that has a plurality of kinks sets up between back silencer and the rear bumper, the water conservancy diversion structure by the end of heat insulating board body is along deviating from vehicle floor's direction is buckled and is extended, the end of water conservancy diversion structure with the rear bumper is connected to make the air current of vehicle follow the water conservancy diversion structure flows, thereby reduces the windage.

Optionally, the plurality of bending portions include a first bending portion, a second bending portion, and a third bending portion that are connected in sequence; the first bending part is connected with the tail end of the heat insulation plate body, and the third bending part is connected with the rear bumper.

Optionally, the first bending portion is an arc, and an angle of the arc is an arbitrary angle in a range of 30 ° to 90 °.

Optionally, an angle between the second bending part and the third bending part is any angle in a range of 90 ° to 120 °.

Optionally, the third bent portion is attached to the rear bumper.

Optionally, the heat insulation plate body protrudes in a direction toward the vehicle floor with a plurality of connection portions for connection with the vehicle floor.

Optionally, the number of the plurality of connecting parts is five, and the five connecting parts are arranged at intervals.

Optionally, a plurality of reinforcing ribs are arranged on the heat insulation plate body.

Optionally, the heat shield assembly has a thickness of any value between 1mm and 3 mm.

Further, the utility model also provides a vehicle, the vehicle mounting has foretell heat insulating board assembly.

The utility model comprises a heat insulation board body arranged between the vehicle floor and the rear muffler of the vehicle, and a flow guide structure with a plurality of bending parts; the water conservancy diversion structure sets up between back silencer and rear bumper, and the water conservancy diversion structure is buckled and is extended along the direction that deviates from vehicle floor by the end of heat insulating board body, and the end and the rear bumper of water conservancy diversion structure are connected to make the air current of vehicle flow along the water conservancy diversion structure, thereby reduce the windage. The utility model provides a water conservancy diversion structure can guide the regional air current flow direction of back silencer to can optimize the air current field and reduce the windage, thereby still can delay the ageing of rear bumper for vehicle rear bumper provides fine thermal protection.

Further, the utility model discloses a be equipped with a plurality of strengthening ribs on the heat insulating board body to can improve the intensity of heat insulating board body.

The above and other objects, advantages and features of the present invention will become more apparent to those skilled in the art from the following detailed description of specific embodiments thereof, taken in conjunction with the accompanying drawings.

Drawings

Some specific embodiments of the present invention will be described in detail hereinafter, by way of illustration and not by way of limitation, with reference to the accompanying drawings. The same reference numbers in the drawings identify the same or similar elements or components. Those skilled in the art will appreciate that the drawings are not necessarily drawn to scale. In the drawings:

FIG. 1 is a schematic perspective view of a heat shield assembly and a rear muffler in accordance with an embodiment of the present invention;

FIG. 2 is a schematic side view of the heat shield assembly of FIG. 1;

FIG. 3 is a schematic side view of the heat shield assembly and rear muffler of FIG. 1.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary and intended to be used for explaining the present invention, and should not be construed as limiting the present invention.

In the description of the present invention, it should be understood that the terms "upper", "lower", "left", "right", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention.

FIG. 1 is a schematic perspective view of a heat shield assembly 100 and a rear muffler 3 according to one embodiment of the present invention, FIG. 2 is a schematic side view of the heat shield assembly 100 shown in FIG. 1, and FIG. 3 is a schematic side view of the heat shield assembly 100 shown in FIG. 1 and the rear muffler 3. As shown in fig. 1, 2 and 3, the heat shield assembly 100 may generally include a heat shield body 1 and a flow guide structure 2 having a plurality of bent portions, the heat shield body 1 being disposed between a vehicle floor (not shown) and a rear muffler 3 of a vehicle. The guide structure 2 is arranged between the rear silencer 3 and a rear bumper (not shown in the figure), the guide structure 2 is bent and extended along the direction deviating from the vehicle floor from the tail end of the heat insulation plate body 1, and the tail end of the guide structure 2 is connected with the rear bumper, so that the airflow of the vehicle flows along the guide structure 2, and the wind resistance is reduced. Here, the vehicle floor is located above the heat shield body 1, the length of the heat shield body 1 is generally lower limit to cover the rear muffler 3, the rear muffler 3 is located below the heat shield assembly 100, and the rear bumper is located at the right of the heat shield assembly 100. Moreover, the thickness of the heat insulation plate assembly 100 is any value between 1mm and 3mm, and the heat insulation plate assembly 100 is made of alloy materials.

The utility model provides a water conservancy diversion structure 2 can guide 3 regional air current flow directions of back silencer to can optimize the air current field and reduce the windage, thereby still can delay the ageing of rear bumper for vehicle rear bumper provides fine thermal protection.

Further, the plurality of bending portions include a first bending portion 21, a second bending portion 22 and a third bending portion 23 which are connected, the first bending portion 21 is connected with the end of the heat insulation board body 1, and the third bending portion 23 is connected with the rear bumper.

In one embodiment, the first bending portion 21 is a circular arc, and the angle a of the circular arc is any angle in the range of 30 ° to 90 °. Here, the angle a of the arc may be specifically set according to the actual situation, and may be set according to the arrangement space and the arrangement of the second bent portion 22.

Further, an angle b between the second bent portion 22 and the third bent portion 23 is an arbitrary angle ranging from 90 ° to 120 °. Here, the angle b between the second bent portion 22 and the third bent portion 23 may be specifically set according to actual conditions, and may be specifically set according to the angle a of the arc of the first bent portion 21 and the position setting of the third bent portion 23. The first bending part 21 and the second bending part 22 are both beneficial to diversion and material saving.

Third kink 23 laminates mutually with rear bumper, has leaking wind hole or gap between third kink 23 and the rear bumper during can avoiding the assembly to cause the influence to rear bumper. The third bending portion 23 is provided with a plurality of mounting holes for connecting with the rear bumper, and the length of the third bending portion 23 is specifically set according to the mounting requirement of the rear bumper.

The utility model discloses thereby the water conservancy diversion structure 2 that has a plurality of kinks that sets up can guide 3 regional air currents of back silencer to flow and optimize the flow field and reduce the windage, thereby can also bring better thermal protection for the rear bumper in addition and delay ageing. Adopt the utility model discloses a heat insulating board assembly can make the vehicle airflow velocity of flow accelerate, and the air current smoothly passes through rear bumper, and airflow uniformity and symmetry are better, are favorable to the wake balance, and whole car windage coefficient can reduce 1.5%.

The utility model discloses a heat insulating board to among the prior art optimizes, prolongs the improvement to it, makes it not only possess thermal-insulated syllable-dividing function to can effectively reduce the vehicle windage when the vehicle is gone at a high speed, improve the power economy of car, kill two birds with one stone, at same research and development cost, research and development cycle drops into down, can exert the effect of heat insulating board assembly 100 to the at utmost.

Further, the heat shield body 1 is projected in a direction toward the vehicle floor with a plurality of connection portions 11 for connection with the vehicle floor. In one embodiment, the number of the plurality of connecting portions 11 is five, the five connecting portions 11 are arranged at intervals, and the number and the positions of the connecting portions 11 can be specifically adjusted according to the size of the heat shield assembly 100 and other conditions. The utility model discloses can be connected heat insulating board body 1 with vehicle floor through bolted connection's mode.

In one embodiment, the heat shield body 1 is provided with a plurality of ribs 12. The utility model discloses can set heat insulating board body 1 to unevenness's shape to form a plurality of strengthening ribs 12, thereby can improve heat insulating board body 1's intensity.

The utility model also provides a vehicle, its heat insulating board assembly 100 of installing in any one of above-mentioned embodiments to heat insulating board assembly 100, and it is here unnecessary to give a redundant explanation.

The starting point that the heat shield board set up in prior art all limits in the effect such as thermal-insulated sound insulation, has all ignored the heat radiation of back silencer 3 to rear bumper, leads to rear bumper ageing with higher speed or warp, has also ignored the cavity between back silencer 3 and the rear bumper and can produce the air pocket effect to the air current, leads to the vehicle windage to be bigger than normal. The utility model discloses remove design heat insulating board assembly 100 based on the effect that plays the guide air current, with the heat insulating board extension among the prior art to with rear bumper sub-unit connection, cut off the heat radiation between back silencer 3 and the rear bumper with heat insulating board assembly 100, the streamlined design of heat insulating board assembly 100 extension section, also be exactly the design of water conservancy diversion structure 2, can be so that the air current smoothly passes through the vehicle bottom along water conservancy diversion structure 2, avoid the wind pocket region of rear bumper, thereby can reduce the windage, improve the aerodynamic performance of vehicle.

The utility model provides a heat insulating board assembly 100 is integrated into one piece, if assemble first kink 21, second kink 22 and third kink 23 among the water conservancy diversion structure 2 after separately the shaping, can reach equally the utility model discloses the thermal-insulated, water conservancy diversion effect that anticipate, consequently the split is made and is carried out the heat insulating board assembly of assembling and belong to equally the utility model discloses a category.

Thus, it should be appreciated by those skilled in the art that while a number of exemplary embodiments of the invention have been shown and described in detail herein, many other variations and modifications can be made, consistent with the principles of the invention, which are directly determined or derived from the disclosure herein, without departing from the spirit and scope of the invention. Accordingly, the scope of the present invention should be understood and interpreted to cover all such other variations or modifications.

Claims (10)

1. A heat shield assembly for a vehicle, comprising:

a heat shield body (1) disposed between a vehicle floor and a rear muffler (3) of a vehicle;

the rear muffler structure comprises a flow guide structure (2) with a plurality of bending portions, wherein the flow guide structure is arranged between a rear muffler (3) and a rear bumper, the flow guide structure (2) is formed by bending and extending the tail end of a heat insulation plate body (1) along the direction deviating from the vehicle floor, and the tail end of the flow guide structure (2) is connected with the rear bumper so that the airflow of a vehicle flows along the flow guide structure (2) to reduce wind resistance.

2. The heat shield assembly of claim 1,

the plurality of bent parts comprise a first bent part (21), a second bent part (22) and a third bent part (23) which are sequentially connected; the first bending part (21) is connected with the tail end of the heat insulation plate body (1), and the third bending part (23) is connected with the rear bumper.

3. The heat shield assembly of claim 2,

the first bending part (21) is an arc, and the angle of the arc is any angle within the range of 30-90 degrees.

4. The heat shield assembly of claim 2,

the angle between the second bent portion (22) and the third bent portion (23) is an arbitrary angle within a range of 90 degrees to 120 degrees.

5. The heat shield assembly of claim 2,

the third bent portion (23) is attached to the rear bumper.

6. The heat shield assembly of claim 1,

the heat insulation plate body (1) is provided with a plurality of connecting parts (11) protruding towards the direction of the vehicle floor and used for being connected with the vehicle floor.

7. The heat shield assembly of claim 6,

the number of the connecting parts (11) is five, and the five connecting parts (11) are arranged at intervals.

8. The heat shield assembly of claim 1,

the heat insulation plate body (1) is provided with a plurality of reinforcing ribs (12).

9. The heat shield assembly of claim 1,

the thickness of the heat insulation plate assembly (100) is any value between 1mm and 3 mm.

10. A vehicle incorporating a heat shield assembly according to any one of claims 1 to 9.

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